ConstraintProto.java

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// Generated by the protocol buffer compiler.  DO NOT EDIT!
// source: ortools/sat/cp_model.proto
 
package com.google.ortools.sat;
 
public final class ConstraintProto extends
    com.google.protobuf.GeneratedMessageV3 implements
    // @@protoc_insertion_point(message_implements:operations_research.sat.ConstraintProto)
    ConstraintProtoOrBuilder {
private static final long serialVersionUID = 0L;
  // Use ConstraintProto.newBuilder() to construct.
  private ConstraintProto(com.google.protobuf.GeneratedMessageV3.Builder<?> builder) {
    super(builder);
  }
  private ConstraintProto() {
    name_ = "";
    enforcementLiteral_ = emptyIntList();
  }
 
  @java.lang.Override
  @SuppressWarnings({"unused"})
  protected java.lang.Object newInstance(
      UnusedPrivateParameter unused) {
    return new ConstraintProto();
  }
 
  @java.lang.Override
  public final com.google.protobuf.UnknownFieldSet
  getUnknownFields() {
    return this.unknownFields;
  }
  private ConstraintProto(
      com.google.protobuf.CodedInputStream input,
      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
      throws com.google.protobuf.InvalidProtocolBufferException {
    this();
    if (extensionRegistry == null) {
      throw new java.lang.NullPointerException();
    }
    int mutable_bitField0_ = 0;
    com.google.protobuf.UnknownFieldSet.Builder unknownFields =
        com.google.protobuf.UnknownFieldSet.newBuilder();
    try {
      boolean done = false;
      while (!done) {
        int tag = input.readTag();
        switch (tag) {
          case 0:
            done = true;
            break;
          case 10: {
            java.lang.String s = input.readStringRequireUtf8();
 
            name_ = s;
            break;
          }
          case 16: {
            if (!((mutable_bitField0_ & 0x00000001) != 0)) {
              enforcementLiteral_ = newIntList();
              mutable_bitField0_ |= 0x00000001;
            }
            enforcementLiteral_.addInt(input.readInt32());
            break;
          }
          case 18: {
            int length = input.readRawVarint32();
            int limit = input.pushLimit(length);
            if (!((mutable_bitField0_ & 0x00000001) != 0) && input.getBytesUntilLimit() > 0) {
              enforcementLiteral_ = newIntList();
              mutable_bitField0_ |= 0x00000001;
            }
            while (input.getBytesUntilLimit() > 0) {
              enforcementLiteral_.addInt(input.readInt32());
            }
            input.popLimit(limit);
            break;
          }
          case 26: {
            com.google.ortools.sat.BoolArgumentProto.Builder subBuilder = null;
            if (constraintCase_ == 3) {
              subBuilder = ((com.google.ortools.sat.BoolArgumentProto) constraint_).toBuilder();
            }
            constraint_ =
                input.readMessage(com.google.ortools.sat.BoolArgumentProto.parser(), extensionRegistry);
            if (subBuilder != null) {
              subBuilder.mergeFrom((com.google.ortools.sat.BoolArgumentProto) constraint_);
              constraint_ = subBuilder.buildPartial();
            }
            constraintCase_ = 3;
            break;
          }
          case 34: {
            com.google.ortools.sat.BoolArgumentProto.Builder subBuilder = null;
            if (constraintCase_ == 4) {
              subBuilder = ((com.google.ortools.sat.BoolArgumentProto) constraint_).toBuilder();
            }
            constraint_ =
                input.readMessage(com.google.ortools.sat.BoolArgumentProto.parser(), extensionRegistry);
            if (subBuilder != null) {
              subBuilder.mergeFrom((com.google.ortools.sat.BoolArgumentProto) constraint_);
              constraint_ = subBuilder.buildPartial();
            }
            constraintCase_ = 4;
            break;
          }
          case 42: {
            com.google.ortools.sat.BoolArgumentProto.Builder subBuilder = null;
            if (constraintCase_ == 5) {
              subBuilder = ((com.google.ortools.sat.BoolArgumentProto) constraint_).toBuilder();
            }
            constraint_ =
                input.readMessage(com.google.ortools.sat.BoolArgumentProto.parser(), extensionRegistry);
            if (subBuilder != null) {
              subBuilder.mergeFrom((com.google.ortools.sat.BoolArgumentProto) constraint_);
              constraint_ = subBuilder.buildPartial();
            }
            constraintCase_ = 5;
            break;
          }
          case 58: {
            com.google.ortools.sat.IntegerArgumentProto.Builder subBuilder = null;
            if (constraintCase_ == 7) {
              subBuilder = ((com.google.ortools.sat.IntegerArgumentProto) constraint_).toBuilder();
            }
            constraint_ =
                input.readMessage(com.google.ortools.sat.IntegerArgumentProto.parser(), extensionRegistry);
            if (subBuilder != null) {
              subBuilder.mergeFrom((com.google.ortools.sat.IntegerArgumentProto) constraint_);
              constraint_ = subBuilder.buildPartial();
            }
            constraintCase_ = 7;
            break;
          }
          case 66: {
            com.google.ortools.sat.IntegerArgumentProto.Builder subBuilder = null;
            if (constraintCase_ == 8) {
              subBuilder = ((com.google.ortools.sat.IntegerArgumentProto) constraint_).toBuilder();
            }
            constraint_ =
                input.readMessage(com.google.ortools.sat.IntegerArgumentProto.parser(), extensionRegistry);
            if (subBuilder != null) {
              subBuilder.mergeFrom((com.google.ortools.sat.IntegerArgumentProto) constraint_);
              constraint_ = subBuilder.buildPartial();
            }
            constraintCase_ = 8;
            break;
          }
          case 74: {
            com.google.ortools.sat.IntegerArgumentProto.Builder subBuilder = null;
            if (constraintCase_ == 9) {
              subBuilder = ((com.google.ortools.sat.IntegerArgumentProto) constraint_).toBuilder();
            }
            constraint_ =
                input.readMessage(com.google.ortools.sat.IntegerArgumentProto.parser(), extensionRegistry);
            if (subBuilder != null) {
              subBuilder.mergeFrom((com.google.ortools.sat.IntegerArgumentProto) constraint_);
              constraint_ = subBuilder.buildPartial();
            }
            constraintCase_ = 9;
            break;
          }
          case 82: {
            com.google.ortools.sat.IntegerArgumentProto.Builder subBuilder = null;
            if (constraintCase_ == 10) {
              subBuilder = ((com.google.ortools.sat.IntegerArgumentProto) constraint_).toBuilder();
            }
            constraint_ =
                input.readMessage(com.google.ortools.sat.IntegerArgumentProto.parser(), extensionRegistry);
            if (subBuilder != null) {
              subBuilder.mergeFrom((com.google.ortools.sat.IntegerArgumentProto) constraint_);
              constraint_ = subBuilder.buildPartial();
            }
            constraintCase_ = 10;
            break;
          }
          case 90: {
            com.google.ortools.sat.IntegerArgumentProto.Builder subBuilder = null;
            if (constraintCase_ == 11) {
              subBuilder = ((com.google.ortools.sat.IntegerArgumentProto) constraint_).toBuilder();
            }
            constraint_ =
                input.readMessage(com.google.ortools.sat.IntegerArgumentProto.parser(), extensionRegistry);
            if (subBuilder != null) {
              subBuilder.mergeFrom((com.google.ortools.sat.IntegerArgumentProto) constraint_);
              constraint_ = subBuilder.buildPartial();
            }
            constraintCase_ = 11;
            break;
          }
          case 98: {
            com.google.ortools.sat.LinearConstraintProto.Builder subBuilder = null;
            if (constraintCase_ == 12) {
              subBuilder = ((com.google.ortools.sat.LinearConstraintProto) constraint_).toBuilder();
            }
            constraint_ =
                input.readMessage(com.google.ortools.sat.LinearConstraintProto.parser(), extensionRegistry);
            if (subBuilder != null) {
              subBuilder.mergeFrom((com.google.ortools.sat.LinearConstraintProto) constraint_);
              constraint_ = subBuilder.buildPartial();
            }
            constraintCase_ = 12;
            break;
          }
          case 106: {
            com.google.ortools.sat.AllDifferentConstraintProto.Builder subBuilder = null;
            if (constraintCase_ == 13) {
              subBuilder = ((com.google.ortools.sat.AllDifferentConstraintProto) constraint_).toBuilder();
            }
            constraint_ =
                input.readMessage(com.google.ortools.sat.AllDifferentConstraintProto.parser(), extensionRegistry);
            if (subBuilder != null) {
              subBuilder.mergeFrom((com.google.ortools.sat.AllDifferentConstraintProto) constraint_);
              constraint_ = subBuilder.buildPartial();
            }
            constraintCase_ = 13;
            break;
          }
          case 114: {
            com.google.ortools.sat.ElementConstraintProto.Builder subBuilder = null;
            if (constraintCase_ == 14) {
              subBuilder = ((com.google.ortools.sat.ElementConstraintProto) constraint_).toBuilder();
            }
            constraint_ =
                input.readMessage(com.google.ortools.sat.ElementConstraintProto.parser(), extensionRegistry);
            if (subBuilder != null) {
              subBuilder.mergeFrom((com.google.ortools.sat.ElementConstraintProto) constraint_);
              constraint_ = subBuilder.buildPartial();
            }
            constraintCase_ = 14;
            break;
          }
          case 122: {
            com.google.ortools.sat.CircuitConstraintProto.Builder subBuilder = null;
            if (constraintCase_ == 15) {
              subBuilder = ((com.google.ortools.sat.CircuitConstraintProto) constraint_).toBuilder();
            }
            constraint_ =
                input.readMessage(com.google.ortools.sat.CircuitConstraintProto.parser(), extensionRegistry);
            if (subBuilder != null) {
              subBuilder.mergeFrom((com.google.ortools.sat.CircuitConstraintProto) constraint_);
              constraint_ = subBuilder.buildPartial();
            }
            constraintCase_ = 15;
            break;
          }
          case 130: {
            com.google.ortools.sat.TableConstraintProto.Builder subBuilder = null;
            if (constraintCase_ == 16) {
              subBuilder = ((com.google.ortools.sat.TableConstraintProto) constraint_).toBuilder();
            }
            constraint_ =
                input.readMessage(com.google.ortools.sat.TableConstraintProto.parser(), extensionRegistry);
            if (subBuilder != null) {
              subBuilder.mergeFrom((com.google.ortools.sat.TableConstraintProto) constraint_);
              constraint_ = subBuilder.buildPartial();
            }
            constraintCase_ = 16;
            break;
          }
          case 138: {
            com.google.ortools.sat.AutomatonConstraintProto.Builder subBuilder = null;
            if (constraintCase_ == 17) {
              subBuilder = ((com.google.ortools.sat.AutomatonConstraintProto) constraint_).toBuilder();
            }
            constraint_ =
                input.readMessage(com.google.ortools.sat.AutomatonConstraintProto.parser(), extensionRegistry);
            if (subBuilder != null) {
              subBuilder.mergeFrom((com.google.ortools.sat.AutomatonConstraintProto) constraint_);
              constraint_ = subBuilder.buildPartial();
            }
            constraintCase_ = 17;
            break;
          }
          case 146: {
            com.google.ortools.sat.InverseConstraintProto.Builder subBuilder = null;
            if (constraintCase_ == 18) {
              subBuilder = ((com.google.ortools.sat.InverseConstraintProto) constraint_).toBuilder();
            }
            constraint_ =
                input.readMessage(com.google.ortools.sat.InverseConstraintProto.parser(), extensionRegistry);
            if (subBuilder != null) {
              subBuilder.mergeFrom((com.google.ortools.sat.InverseConstraintProto) constraint_);
              constraint_ = subBuilder.buildPartial();
            }
            constraintCase_ = 18;
            break;
          }
          case 154: {
            com.google.ortools.sat.IntervalConstraintProto.Builder subBuilder = null;
            if (constraintCase_ == 19) {
              subBuilder = ((com.google.ortools.sat.IntervalConstraintProto) constraint_).toBuilder();
            }
            constraint_ =
                input.readMessage(com.google.ortools.sat.IntervalConstraintProto.parser(), extensionRegistry);
            if (subBuilder != null) {
              subBuilder.mergeFrom((com.google.ortools.sat.IntervalConstraintProto) constraint_);
              constraint_ = subBuilder.buildPartial();
            }
            constraintCase_ = 19;
            break;
          }
          case 162: {
            com.google.ortools.sat.NoOverlapConstraintProto.Builder subBuilder = null;
            if (constraintCase_ == 20) {
              subBuilder = ((com.google.ortools.sat.NoOverlapConstraintProto) constraint_).toBuilder();
            }
            constraint_ =
                input.readMessage(com.google.ortools.sat.NoOverlapConstraintProto.parser(), extensionRegistry);
            if (subBuilder != null) {
              subBuilder.mergeFrom((com.google.ortools.sat.NoOverlapConstraintProto) constraint_);
              constraint_ = subBuilder.buildPartial();
            }
            constraintCase_ = 20;
            break;
          }
          case 170: {
            com.google.ortools.sat.NoOverlap2DConstraintProto.Builder subBuilder = null;
            if (constraintCase_ == 21) {
              subBuilder = ((com.google.ortools.sat.NoOverlap2DConstraintProto) constraint_).toBuilder();
            }
            constraint_ =
                input.readMessage(com.google.ortools.sat.NoOverlap2DConstraintProto.parser(), extensionRegistry);
            if (subBuilder != null) {
              subBuilder.mergeFrom((com.google.ortools.sat.NoOverlap2DConstraintProto) constraint_);
              constraint_ = subBuilder.buildPartial();
            }
            constraintCase_ = 21;
            break;
          }
          case 178: {
            com.google.ortools.sat.CumulativeConstraintProto.Builder subBuilder = null;
            if (constraintCase_ == 22) {
              subBuilder = ((com.google.ortools.sat.CumulativeConstraintProto) constraint_).toBuilder();
            }
            constraint_ =
                input.readMessage(com.google.ortools.sat.CumulativeConstraintProto.parser(), extensionRegistry);
            if (subBuilder != null) {
              subBuilder.mergeFrom((com.google.ortools.sat.CumulativeConstraintProto) constraint_);
              constraint_ = subBuilder.buildPartial();
            }
            constraintCase_ = 22;
            break;
          }
          case 186: {
            com.google.ortools.sat.RoutesConstraintProto.Builder subBuilder = null;
            if (constraintCase_ == 23) {
              subBuilder = ((com.google.ortools.sat.RoutesConstraintProto) constraint_).toBuilder();
            }
            constraint_ =
                input.readMessage(com.google.ortools.sat.RoutesConstraintProto.parser(), extensionRegistry);
            if (subBuilder != null) {
              subBuilder.mergeFrom((com.google.ortools.sat.RoutesConstraintProto) constraint_);
              constraint_ = subBuilder.buildPartial();
            }
            constraintCase_ = 23;
            break;
          }
          case 194: {
            com.google.ortools.sat.ReservoirConstraintProto.Builder subBuilder = null;
            if (constraintCase_ == 24) {
              subBuilder = ((com.google.ortools.sat.ReservoirConstraintProto) constraint_).toBuilder();
            }
            constraint_ =
                input.readMessage(com.google.ortools.sat.ReservoirConstraintProto.parser(), extensionRegistry);
            if (subBuilder != null) {
              subBuilder.mergeFrom((com.google.ortools.sat.ReservoirConstraintProto) constraint_);
              constraint_ = subBuilder.buildPartial();
            }
            constraintCase_ = 24;
            break;
          }
          case 202: {
            com.google.ortools.sat.CircuitCoveringConstraintProto.Builder subBuilder = null;
            if (constraintCase_ == 25) {
              subBuilder = ((com.google.ortools.sat.CircuitCoveringConstraintProto) constraint_).toBuilder();
            }
            constraint_ =
                input.readMessage(com.google.ortools.sat.CircuitCoveringConstraintProto.parser(), extensionRegistry);
            if (subBuilder != null) {
              subBuilder.mergeFrom((com.google.ortools.sat.CircuitCoveringConstraintProto) constraint_);
              constraint_ = subBuilder.buildPartial();
            }
            constraintCase_ = 25;
            break;
          }
          case 210: {
            com.google.ortools.sat.BoolArgumentProto.Builder subBuilder = null;
            if (constraintCase_ == 26) {
              subBuilder = ((com.google.ortools.sat.BoolArgumentProto) constraint_).toBuilder();
            }
            constraint_ =
                input.readMessage(com.google.ortools.sat.BoolArgumentProto.parser(), extensionRegistry);
            if (subBuilder != null) {
              subBuilder.mergeFrom((com.google.ortools.sat.BoolArgumentProto) constraint_);
              constraint_ = subBuilder.buildPartial();
            }
            constraintCase_ = 26;
            break;
          }
          case 218: {
            com.google.ortools.sat.LinearArgumentProto.Builder subBuilder = null;
            if (constraintCase_ == 27) {
              subBuilder = ((com.google.ortools.sat.LinearArgumentProto) constraint_).toBuilder();
            }
            constraint_ =
                input.readMessage(com.google.ortools.sat.LinearArgumentProto.parser(), extensionRegistry);
            if (subBuilder != null) {
              subBuilder.mergeFrom((com.google.ortools.sat.LinearArgumentProto) constraint_);
              constraint_ = subBuilder.buildPartial();
            }
            constraintCase_ = 27;
            break;
          }
          case 226: {
            com.google.ortools.sat.LinearArgumentProto.Builder subBuilder = null;
            if (constraintCase_ == 28) {
              subBuilder = ((com.google.ortools.sat.LinearArgumentProto) constraint_).toBuilder();
            }
            constraint_ =
                input.readMessage(com.google.ortools.sat.LinearArgumentProto.parser(), extensionRegistry);
            if (subBuilder != null) {
              subBuilder.mergeFrom((com.google.ortools.sat.LinearArgumentProto) constraint_);
              constraint_ = subBuilder.buildPartial();
            }
            constraintCase_ = 28;
            break;
          }
          default: {
            if (!parseUnknownField(
                input, unknownFields, extensionRegistry, tag)) {
              done = true;
            }
            break;
          }
        }
      }
    } catch (com.google.protobuf.InvalidProtocolBufferException e) {
      throw e.setUnfinishedMessage(this);
    } catch (java.io.IOException e) {
      throw new com.google.protobuf.InvalidProtocolBufferException(
          e).setUnfinishedMessage(this);
    } finally {
      if (((mutable_bitField0_ & 0x00000001) != 0)) {
        enforcementLiteral_.makeImmutable(); // C
      }
      this.unknownFields = unknownFields.build();
      makeExtensionsImmutable();
    }
  }
  public static final com.google.protobuf.Descriptors.Descriptor
      getDescriptor() {
    return com.google.ortools.sat.CpModelProtobuf.internal_static_operations_research_sat_ConstraintProto_descriptor;
  }
 
  @java.lang.Override
  protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
      internalGetFieldAccessorTable() {
    return com.google.ortools.sat.CpModelProtobuf.internal_static_operations_research_sat_ConstraintProto_fieldAccessorTable
        .ensureFieldAccessorsInitialized(
            com.google.ortools.sat.ConstraintProto.class, com.google.ortools.sat.ConstraintProto.Builder.class);
  }
 
  private int constraintCase_ = 0;
  private java.lang.Object constraint_;
  public enum ConstraintCase
      implements com.google.protobuf.Internal.EnumLite,
          com.google.protobuf.AbstractMessage.InternalOneOfEnum {
    BOOL_OR(3),
    BOOL_AND(4),
    AT_MOST_ONE(26),
    BOOL_XOR(5),
    INT_DIV(7),
    INT_MOD(8),
    INT_MAX(9),
    LIN_MAX(27),
    INT_MIN(10),
    LIN_MIN(28),
    INT_PROD(11),
    LINEAR(12),
    ALL_DIFF(13),
    ELEMENT(14),
    CIRCUIT(15),
    ROUTES(23),
    CIRCUIT_COVERING(25),
    TABLE(16),
    AUTOMATON(17),
    INVERSE(18),
    RESERVOIR(24),
    INTERVAL(19),
    NO_OVERLAP(20),
    NO_OVERLAP_2D(21),
    CUMULATIVE(22),
    CONSTRAINT_NOT_SET(0);
    private final int value;
    private ConstraintCase(int value) {
      this.value = value;
    }
    @java.lang.Deprecated
    public static ConstraintCase valueOf(int value) {
      return forNumber(value);
    }
 
    public static ConstraintCase forNumber(int value) {
      switch (value) {
        case 3: return BOOL_OR;
        case 4: return BOOL_AND;
        case 26: return AT_MOST_ONE;
        case 5: return BOOL_XOR;
        case 7: return INT_DIV;
        case 8: return INT_MOD;
        case 9: return INT_MAX;
        case 27: return LIN_MAX;
        case 10: return INT_MIN;
        case 28: return LIN_MIN;
        case 11: return INT_PROD;
        case 12: return LINEAR;
        case 13: return ALL_DIFF;
        case 14: return ELEMENT;
        case 15: return CIRCUIT;
        case 23: return ROUTES;
        case 25: return CIRCUIT_COVERING;
        case 16: return TABLE;
        case 17: return AUTOMATON;
        case 18: return INVERSE;
        case 24: return RESERVOIR;
        case 19: return INTERVAL;
        case 20: return NO_OVERLAP;
        case 21: return NO_OVERLAP_2D;
        case 22: return CUMULATIVE;
        case 0: return CONSTRAINT_NOT_SET;
        default: return null;
      }
    }
    public int getNumber() {
      return this.value;
    }
  };
 
  public ConstraintCase
  getConstraintCase() {
    return ConstraintCase.forNumber(
        constraintCase_);
  }
 
  public static final int NAME_FIELD_NUMBER = 1;
  private volatile java.lang.Object name_;
  @java.lang.Override
  public java.lang.String getName() {
    java.lang.Object ref = name_;
    if (ref instanceof java.lang.String) {
      return (java.lang.String) ref;
    } else {
      com.google.protobuf.ByteString bs = 
          (com.google.protobuf.ByteString) ref;
      java.lang.String s = bs.toStringUtf8();
      name_ = s;
      return s;
    }
  }
  @java.lang.Override
  public com.google.protobuf.ByteString
      getNameBytes() {
    java.lang.Object ref = name_;
    if (ref instanceof java.lang.String) {
      com.google.protobuf.ByteString b = 
          com.google.protobuf.ByteString.copyFromUtf8(
              (java.lang.String) ref);
      name_ = b;
      return b;
    } else {
      return (com.google.protobuf.ByteString) ref;
    }
  }
 
  public static final int ENFORCEMENT_LITERAL_FIELD_NUMBER = 2;
  private com.google.protobuf.Internal.IntList enforcementLiteral_;
  @java.lang.Override
  public java.util.List<java.lang.Integer>
      getEnforcementLiteralList() {
    return enforcementLiteral_;
  }
  public int getEnforcementLiteralCount() {
    return enforcementLiteral_.size();
  }
  public int getEnforcementLiteral(int index) {
    return enforcementLiteral_.getInt(index);
  }
  private int enforcementLiteralMemoizedSerializedSize = -1;
 
  public static final int BOOL_OR_FIELD_NUMBER = 3;
  @java.lang.Override
  public boolean hasBoolOr() {
    return constraintCase_ == 3;
  }
  @java.lang.Override
  public com.google.ortools.sat.BoolArgumentProto getBoolOr() {
    if (constraintCase_ == 3) {
       return (com.google.ortools.sat.BoolArgumentProto) constraint_;
    }
    return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.BoolArgumentProtoOrBuilder getBoolOrOrBuilder() {
    if (constraintCase_ == 3) {
       return (com.google.ortools.sat.BoolArgumentProto) constraint_;
    }
    return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
  }
 
  public static final int BOOL_AND_FIELD_NUMBER = 4;
  @java.lang.Override
  public boolean hasBoolAnd() {
    return constraintCase_ == 4;
  }
  @java.lang.Override
  public com.google.ortools.sat.BoolArgumentProto getBoolAnd() {
    if (constraintCase_ == 4) {
       return (com.google.ortools.sat.BoolArgumentProto) constraint_;
    }
    return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.BoolArgumentProtoOrBuilder getBoolAndOrBuilder() {
    if (constraintCase_ == 4) {
       return (com.google.ortools.sat.BoolArgumentProto) constraint_;
    }
    return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
  }
 
  public static final int AT_MOST_ONE_FIELD_NUMBER = 26;
  @java.lang.Override
  public boolean hasAtMostOne() {
    return constraintCase_ == 26;
  }
  @java.lang.Override
  public com.google.ortools.sat.BoolArgumentProto getAtMostOne() {
    if (constraintCase_ == 26) {
       return (com.google.ortools.sat.BoolArgumentProto) constraint_;
    }
    return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.BoolArgumentProtoOrBuilder getAtMostOneOrBuilder() {
    if (constraintCase_ == 26) {
       return (com.google.ortools.sat.BoolArgumentProto) constraint_;
    }
    return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
  }
 
  public static final int BOOL_XOR_FIELD_NUMBER = 5;
  @java.lang.Override
  public boolean hasBoolXor() {
    return constraintCase_ == 5;
  }
  @java.lang.Override
  public com.google.ortools.sat.BoolArgumentProto getBoolXor() {
    if (constraintCase_ == 5) {
       return (com.google.ortools.sat.BoolArgumentProto) constraint_;
    }
    return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.BoolArgumentProtoOrBuilder getBoolXorOrBuilder() {
    if (constraintCase_ == 5) {
       return (com.google.ortools.sat.BoolArgumentProto) constraint_;
    }
    return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
  }
 
  public static final int INT_DIV_FIELD_NUMBER = 7;
  @java.lang.Override
  public boolean hasIntDiv() {
    return constraintCase_ == 7;
  }
  @java.lang.Override
  public com.google.ortools.sat.IntegerArgumentProto getIntDiv() {
    if (constraintCase_ == 7) {
       return (com.google.ortools.sat.IntegerArgumentProto) constraint_;
    }
    return com.google.ortools.sat.IntegerArgumentProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.IntegerArgumentProtoOrBuilder getIntDivOrBuilder() {
    if (constraintCase_ == 7) {
       return (com.google.ortools.sat.IntegerArgumentProto) constraint_;
    }
    return com.google.ortools.sat.IntegerArgumentProto.getDefaultInstance();
  }
 
  public static final int INT_MOD_FIELD_NUMBER = 8;
  @java.lang.Override
  public boolean hasIntMod() {
    return constraintCase_ == 8;
  }
  @java.lang.Override
  public com.google.ortools.sat.IntegerArgumentProto getIntMod() {
    if (constraintCase_ == 8) {
       return (com.google.ortools.sat.IntegerArgumentProto) constraint_;
    }
    return com.google.ortools.sat.IntegerArgumentProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.IntegerArgumentProtoOrBuilder getIntModOrBuilder() {
    if (constraintCase_ == 8) {
       return (com.google.ortools.sat.IntegerArgumentProto) constraint_;
    }
    return com.google.ortools.sat.IntegerArgumentProto.getDefaultInstance();
  }
 
  public static final int INT_MAX_FIELD_NUMBER = 9;
  @java.lang.Override
  public boolean hasIntMax() {
    return constraintCase_ == 9;
  }
  @java.lang.Override
  public com.google.ortools.sat.IntegerArgumentProto getIntMax() {
    if (constraintCase_ == 9) {
       return (com.google.ortools.sat.IntegerArgumentProto) constraint_;
    }
    return com.google.ortools.sat.IntegerArgumentProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.IntegerArgumentProtoOrBuilder getIntMaxOrBuilder() {
    if (constraintCase_ == 9) {
       return (com.google.ortools.sat.IntegerArgumentProto) constraint_;
    }
    return com.google.ortools.sat.IntegerArgumentProto.getDefaultInstance();
  }
 
  public static final int LIN_MAX_FIELD_NUMBER = 27;
  @java.lang.Override
  public boolean hasLinMax() {
    return constraintCase_ == 27;
  }
  @java.lang.Override
  public com.google.ortools.sat.LinearArgumentProto getLinMax() {
    if (constraintCase_ == 27) {
       return (com.google.ortools.sat.LinearArgumentProto) constraint_;
    }
    return com.google.ortools.sat.LinearArgumentProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.LinearArgumentProtoOrBuilder getLinMaxOrBuilder() {
    if (constraintCase_ == 27) {
       return (com.google.ortools.sat.LinearArgumentProto) constraint_;
    }
    return com.google.ortools.sat.LinearArgumentProto.getDefaultInstance();
  }
 
  public static final int INT_MIN_FIELD_NUMBER = 10;
  @java.lang.Override
  public boolean hasIntMin() {
    return constraintCase_ == 10;
  }
  @java.lang.Override
  public com.google.ortools.sat.IntegerArgumentProto getIntMin() {
    if (constraintCase_ == 10) {
       return (com.google.ortools.sat.IntegerArgumentProto) constraint_;
    }
    return com.google.ortools.sat.IntegerArgumentProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.IntegerArgumentProtoOrBuilder getIntMinOrBuilder() {
    if (constraintCase_ == 10) {
       return (com.google.ortools.sat.IntegerArgumentProto) constraint_;
    }
    return com.google.ortools.sat.IntegerArgumentProto.getDefaultInstance();
  }
 
  public static final int LIN_MIN_FIELD_NUMBER = 28;
  @java.lang.Override
  public boolean hasLinMin() {
    return constraintCase_ == 28;
  }
  @java.lang.Override
  public com.google.ortools.sat.LinearArgumentProto getLinMin() {
    if (constraintCase_ == 28) {
       return (com.google.ortools.sat.LinearArgumentProto) constraint_;
    }
    return com.google.ortools.sat.LinearArgumentProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.LinearArgumentProtoOrBuilder getLinMinOrBuilder() {
    if (constraintCase_ == 28) {
       return (com.google.ortools.sat.LinearArgumentProto) constraint_;
    }
    return com.google.ortools.sat.LinearArgumentProto.getDefaultInstance();
  }
 
  public static final int INT_PROD_FIELD_NUMBER = 11;
  @java.lang.Override
  public boolean hasIntProd() {
    return constraintCase_ == 11;
  }
  @java.lang.Override
  public com.google.ortools.sat.IntegerArgumentProto getIntProd() {
    if (constraintCase_ == 11) {
       return (com.google.ortools.sat.IntegerArgumentProto) constraint_;
    }
    return com.google.ortools.sat.IntegerArgumentProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.IntegerArgumentProtoOrBuilder getIntProdOrBuilder() {
    if (constraintCase_ == 11) {
       return (com.google.ortools.sat.IntegerArgumentProto) constraint_;
    }
    return com.google.ortools.sat.IntegerArgumentProto.getDefaultInstance();
  }
 
  public static final int LINEAR_FIELD_NUMBER = 12;
  @java.lang.Override
  public boolean hasLinear() {
    return constraintCase_ == 12;
  }
  @java.lang.Override
  public com.google.ortools.sat.LinearConstraintProto getLinear() {
    if (constraintCase_ == 12) {
       return (com.google.ortools.sat.LinearConstraintProto) constraint_;
    }
    return com.google.ortools.sat.LinearConstraintProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.LinearConstraintProtoOrBuilder getLinearOrBuilder() {
    if (constraintCase_ == 12) {
       return (com.google.ortools.sat.LinearConstraintProto) constraint_;
    }
    return com.google.ortools.sat.LinearConstraintProto.getDefaultInstance();
  }
 
  public static final int ALL_DIFF_FIELD_NUMBER = 13;
  @java.lang.Override
  public boolean hasAllDiff() {
    return constraintCase_ == 13;
  }
  @java.lang.Override
  public com.google.ortools.sat.AllDifferentConstraintProto getAllDiff() {
    if (constraintCase_ == 13) {
       return (com.google.ortools.sat.AllDifferentConstraintProto) constraint_;
    }
    return com.google.ortools.sat.AllDifferentConstraintProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.AllDifferentConstraintProtoOrBuilder getAllDiffOrBuilder() {
    if (constraintCase_ == 13) {
       return (com.google.ortools.sat.AllDifferentConstraintProto) constraint_;
    }
    return com.google.ortools.sat.AllDifferentConstraintProto.getDefaultInstance();
  }
 
  public static final int ELEMENT_FIELD_NUMBER = 14;
  @java.lang.Override
  public boolean hasElement() {
    return constraintCase_ == 14;
  }
  @java.lang.Override
  public com.google.ortools.sat.ElementConstraintProto getElement() {
    if (constraintCase_ == 14) {
       return (com.google.ortools.sat.ElementConstraintProto) constraint_;
    }
    return com.google.ortools.sat.ElementConstraintProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.ElementConstraintProtoOrBuilder getElementOrBuilder() {
    if (constraintCase_ == 14) {
       return (com.google.ortools.sat.ElementConstraintProto) constraint_;
    }
    return com.google.ortools.sat.ElementConstraintProto.getDefaultInstance();
  }
 
  public static final int CIRCUIT_FIELD_NUMBER = 15;
  @java.lang.Override
  public boolean hasCircuit() {
    return constraintCase_ == 15;
  }
  @java.lang.Override
  public com.google.ortools.sat.CircuitConstraintProto getCircuit() {
    if (constraintCase_ == 15) {
       return (com.google.ortools.sat.CircuitConstraintProto) constraint_;
    }
    return com.google.ortools.sat.CircuitConstraintProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.CircuitConstraintProtoOrBuilder getCircuitOrBuilder() {
    if (constraintCase_ == 15) {
       return (com.google.ortools.sat.CircuitConstraintProto) constraint_;
    }
    return com.google.ortools.sat.CircuitConstraintProto.getDefaultInstance();
  }
 
  public static final int ROUTES_FIELD_NUMBER = 23;
  @java.lang.Override
  public boolean hasRoutes() {
    return constraintCase_ == 23;
  }
  @java.lang.Override
  public com.google.ortools.sat.RoutesConstraintProto getRoutes() {
    if (constraintCase_ == 23) {
       return (com.google.ortools.sat.RoutesConstraintProto) constraint_;
    }
    return com.google.ortools.sat.RoutesConstraintProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.RoutesConstraintProtoOrBuilder getRoutesOrBuilder() {
    if (constraintCase_ == 23) {
       return (com.google.ortools.sat.RoutesConstraintProto) constraint_;
    }
    return com.google.ortools.sat.RoutesConstraintProto.getDefaultInstance();
  }
 
  public static final int CIRCUIT_COVERING_FIELD_NUMBER = 25;
  @java.lang.Override
  public boolean hasCircuitCovering() {
    return constraintCase_ == 25;
  }
  @java.lang.Override
  public com.google.ortools.sat.CircuitCoveringConstraintProto getCircuitCovering() {
    if (constraintCase_ == 25) {
       return (com.google.ortools.sat.CircuitCoveringConstraintProto) constraint_;
    }
    return com.google.ortools.sat.CircuitCoveringConstraintProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.CircuitCoveringConstraintProtoOrBuilder getCircuitCoveringOrBuilder() {
    if (constraintCase_ == 25) {
       return (com.google.ortools.sat.CircuitCoveringConstraintProto) constraint_;
    }
    return com.google.ortools.sat.CircuitCoveringConstraintProto.getDefaultInstance();
  }
 
  public static final int TABLE_FIELD_NUMBER = 16;
  @java.lang.Override
  public boolean hasTable() {
    return constraintCase_ == 16;
  }
  @java.lang.Override
  public com.google.ortools.sat.TableConstraintProto getTable() {
    if (constraintCase_ == 16) {
       return (com.google.ortools.sat.TableConstraintProto) constraint_;
    }
    return com.google.ortools.sat.TableConstraintProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.TableConstraintProtoOrBuilder getTableOrBuilder() {
    if (constraintCase_ == 16) {
       return (com.google.ortools.sat.TableConstraintProto) constraint_;
    }
    return com.google.ortools.sat.TableConstraintProto.getDefaultInstance();
  }
 
  public static final int AUTOMATON_FIELD_NUMBER = 17;
  @java.lang.Override
  public boolean hasAutomaton() {
    return constraintCase_ == 17;
  }
  @java.lang.Override
  public com.google.ortools.sat.AutomatonConstraintProto getAutomaton() {
    if (constraintCase_ == 17) {
       return (com.google.ortools.sat.AutomatonConstraintProto) constraint_;
    }
    return com.google.ortools.sat.AutomatonConstraintProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.AutomatonConstraintProtoOrBuilder getAutomatonOrBuilder() {
    if (constraintCase_ == 17) {
       return (com.google.ortools.sat.AutomatonConstraintProto) constraint_;
    }
    return com.google.ortools.sat.AutomatonConstraintProto.getDefaultInstance();
  }
 
  public static final int INVERSE_FIELD_NUMBER = 18;
  @java.lang.Override
  public boolean hasInverse() {
    return constraintCase_ == 18;
  }
  @java.lang.Override
  public com.google.ortools.sat.InverseConstraintProto getInverse() {
    if (constraintCase_ == 18) {
       return (com.google.ortools.sat.InverseConstraintProto) constraint_;
    }
    return com.google.ortools.sat.InverseConstraintProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.InverseConstraintProtoOrBuilder getInverseOrBuilder() {
    if (constraintCase_ == 18) {
       return (com.google.ortools.sat.InverseConstraintProto) constraint_;
    }
    return com.google.ortools.sat.InverseConstraintProto.getDefaultInstance();
  }
 
  public static final int RESERVOIR_FIELD_NUMBER = 24;
  @java.lang.Override
  public boolean hasReservoir() {
    return constraintCase_ == 24;
  }
  @java.lang.Override
  public com.google.ortools.sat.ReservoirConstraintProto getReservoir() {
    if (constraintCase_ == 24) {
       return (com.google.ortools.sat.ReservoirConstraintProto) constraint_;
    }
    return com.google.ortools.sat.ReservoirConstraintProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.ReservoirConstraintProtoOrBuilder getReservoirOrBuilder() {
    if (constraintCase_ == 24) {
       return (com.google.ortools.sat.ReservoirConstraintProto) constraint_;
    }
    return com.google.ortools.sat.ReservoirConstraintProto.getDefaultInstance();
  }
 
  public static final int INTERVAL_FIELD_NUMBER = 19;
  @java.lang.Override
  public boolean hasInterval() {
    return constraintCase_ == 19;
  }
  @java.lang.Override
  public com.google.ortools.sat.IntervalConstraintProto getInterval() {
    if (constraintCase_ == 19) {
       return (com.google.ortools.sat.IntervalConstraintProto) constraint_;
    }
    return com.google.ortools.sat.IntervalConstraintProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.IntervalConstraintProtoOrBuilder getIntervalOrBuilder() {
    if (constraintCase_ == 19) {
       return (com.google.ortools.sat.IntervalConstraintProto) constraint_;
    }
    return com.google.ortools.sat.IntervalConstraintProto.getDefaultInstance();
  }
 
  public static final int NO_OVERLAP_FIELD_NUMBER = 20;
  @java.lang.Override
  public boolean hasNoOverlap() {
    return constraintCase_ == 20;
  }
  @java.lang.Override
  public com.google.ortools.sat.NoOverlapConstraintProto getNoOverlap() {
    if (constraintCase_ == 20) {
       return (com.google.ortools.sat.NoOverlapConstraintProto) constraint_;
    }
    return com.google.ortools.sat.NoOverlapConstraintProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.NoOverlapConstraintProtoOrBuilder getNoOverlapOrBuilder() {
    if (constraintCase_ == 20) {
       return (com.google.ortools.sat.NoOverlapConstraintProto) constraint_;
    }
    return com.google.ortools.sat.NoOverlapConstraintProto.getDefaultInstance();
  }
 
  public static final int NO_OVERLAP_2D_FIELD_NUMBER = 21;
  @java.lang.Override
  public boolean hasNoOverlap2D() {
    return constraintCase_ == 21;
  }
  @java.lang.Override
  public com.google.ortools.sat.NoOverlap2DConstraintProto getNoOverlap2D() {
    if (constraintCase_ == 21) {
       return (com.google.ortools.sat.NoOverlap2DConstraintProto) constraint_;
    }
    return com.google.ortools.sat.NoOverlap2DConstraintProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.NoOverlap2DConstraintProtoOrBuilder getNoOverlap2DOrBuilder() {
    if (constraintCase_ == 21) {
       return (com.google.ortools.sat.NoOverlap2DConstraintProto) constraint_;
    }
    return com.google.ortools.sat.NoOverlap2DConstraintProto.getDefaultInstance();
  }
 
  public static final int CUMULATIVE_FIELD_NUMBER = 22;
  @java.lang.Override
  public boolean hasCumulative() {
    return constraintCase_ == 22;
  }
  @java.lang.Override
  public com.google.ortools.sat.CumulativeConstraintProto getCumulative() {
    if (constraintCase_ == 22) {
       return (com.google.ortools.sat.CumulativeConstraintProto) constraint_;
    }
    return com.google.ortools.sat.CumulativeConstraintProto.getDefaultInstance();
  }
  @java.lang.Override
  public com.google.ortools.sat.CumulativeConstraintProtoOrBuilder getCumulativeOrBuilder() {
    if (constraintCase_ == 22) {
       return (com.google.ortools.sat.CumulativeConstraintProto) constraint_;
    }
    return com.google.ortools.sat.CumulativeConstraintProto.getDefaultInstance();
  }
 
  private byte memoizedIsInitialized = -1;
  @java.lang.Override
  public final boolean isInitialized() {
    byte isInitialized = memoizedIsInitialized;
    if (isInitialized == 1) return true;
    if (isInitialized == 0) return false;
 
    memoizedIsInitialized = 1;
    return true;
  }
 
  @java.lang.Override
  public void writeTo(com.google.protobuf.CodedOutputStream output)
                      throws java.io.IOException {
    getSerializedSize();
    if (!getNameBytes().isEmpty()) {
      com.google.protobuf.GeneratedMessageV3.writeString(output, 1, name_);
    }
    if (getEnforcementLiteralList().size() > 0) {
      output.writeUInt32NoTag(18);
      output.writeUInt32NoTag(enforcementLiteralMemoizedSerializedSize);
    }
    for (int i = 0; i < enforcementLiteral_.size(); i++) {
      output.writeInt32NoTag(enforcementLiteral_.getInt(i));
    }
    if (constraintCase_ == 3) {
      output.writeMessage(3, (com.google.ortools.sat.BoolArgumentProto) constraint_);
    }
    if (constraintCase_ == 4) {
      output.writeMessage(4, (com.google.ortools.sat.BoolArgumentProto) constraint_);
    }
    if (constraintCase_ == 5) {
      output.writeMessage(5, (com.google.ortools.sat.BoolArgumentProto) constraint_);
    }
    if (constraintCase_ == 7) {
      output.writeMessage(7, (com.google.ortools.sat.IntegerArgumentProto) constraint_);
    }
    if (constraintCase_ == 8) {
      output.writeMessage(8, (com.google.ortools.sat.IntegerArgumentProto) constraint_);
    }
    if (constraintCase_ == 9) {
      output.writeMessage(9, (com.google.ortools.sat.IntegerArgumentProto) constraint_);
    }
    if (constraintCase_ == 10) {
      output.writeMessage(10, (com.google.ortools.sat.IntegerArgumentProto) constraint_);
    }
    if (constraintCase_ == 11) {
      output.writeMessage(11, (com.google.ortools.sat.IntegerArgumentProto) constraint_);
    }
    if (constraintCase_ == 12) {
      output.writeMessage(12, (com.google.ortools.sat.LinearConstraintProto) constraint_);
    }
    if (constraintCase_ == 13) {
      output.writeMessage(13, (com.google.ortools.sat.AllDifferentConstraintProto) constraint_);
    }
    if (constraintCase_ == 14) {
      output.writeMessage(14, (com.google.ortools.sat.ElementConstraintProto) constraint_);
    }
    if (constraintCase_ == 15) {
      output.writeMessage(15, (com.google.ortools.sat.CircuitConstraintProto) constraint_);
    }
    if (constraintCase_ == 16) {
      output.writeMessage(16, (com.google.ortools.sat.TableConstraintProto) constraint_);
    }
    if (constraintCase_ == 17) {
      output.writeMessage(17, (com.google.ortools.sat.AutomatonConstraintProto) constraint_);
    }
    if (constraintCase_ == 18) {
      output.writeMessage(18, (com.google.ortools.sat.InverseConstraintProto) constraint_);
    }
    if (constraintCase_ == 19) {
      output.writeMessage(19, (com.google.ortools.sat.IntervalConstraintProto) constraint_);
    }
    if (constraintCase_ == 20) {
      output.writeMessage(20, (com.google.ortools.sat.NoOverlapConstraintProto) constraint_);
    }
    if (constraintCase_ == 21) {
      output.writeMessage(21, (com.google.ortools.sat.NoOverlap2DConstraintProto) constraint_);
    }
    if (constraintCase_ == 22) {
      output.writeMessage(22, (com.google.ortools.sat.CumulativeConstraintProto) constraint_);
    }
    if (constraintCase_ == 23) {
      output.writeMessage(23, (com.google.ortools.sat.RoutesConstraintProto) constraint_);
    }
    if (constraintCase_ == 24) {
      output.writeMessage(24, (com.google.ortools.sat.ReservoirConstraintProto) constraint_);
    }
    if (constraintCase_ == 25) {
      output.writeMessage(25, (com.google.ortools.sat.CircuitCoveringConstraintProto) constraint_);
    }
    if (constraintCase_ == 26) {
      output.writeMessage(26, (com.google.ortools.sat.BoolArgumentProto) constraint_);
    }
    if (constraintCase_ == 27) {
      output.writeMessage(27, (com.google.ortools.sat.LinearArgumentProto) constraint_);
    }
    if (constraintCase_ == 28) {
      output.writeMessage(28, (com.google.ortools.sat.LinearArgumentProto) constraint_);
    }
    unknownFields.writeTo(output);
  }
 
  @java.lang.Override
  public int getSerializedSize() {
    int size = memoizedSize;
    if (size != -1) return size;
 
    size = 0;
    if (!getNameBytes().isEmpty()) {
      size += com.google.protobuf.GeneratedMessageV3.computeStringSize(1, name_);
    }
    {
      int dataSize = 0;
      for (int i = 0; i < enforcementLiteral_.size(); i++) {
        dataSize += com.google.protobuf.CodedOutputStream
          .computeInt32SizeNoTag(enforcementLiteral_.getInt(i));
      }
      size += dataSize;
      if (!getEnforcementLiteralList().isEmpty()) {
        size += 1;
        size += com.google.protobuf.CodedOutputStream
            .computeInt32SizeNoTag(dataSize);
      }
      enforcementLiteralMemoizedSerializedSize = dataSize;
    }
    if (constraintCase_ == 3) {
      size += com.google.protobuf.CodedOutputStream
        .computeMessageSize(3, (com.google.ortools.sat.BoolArgumentProto) constraint_);
    }
    if (constraintCase_ == 4) {
      size += com.google.protobuf.CodedOutputStream
        .computeMessageSize(4, (com.google.ortools.sat.BoolArgumentProto) constraint_);
    }
    if (constraintCase_ == 5) {
      size += com.google.protobuf.CodedOutputStream
        .computeMessageSize(5, (com.google.ortools.sat.BoolArgumentProto) constraint_);
    }
    if (constraintCase_ == 7) {
      size += com.google.protobuf.CodedOutputStream
        .computeMessageSize(7, (com.google.ortools.sat.IntegerArgumentProto) constraint_);
    }
    if (constraintCase_ == 8) {
      size += com.google.protobuf.CodedOutputStream
        .computeMessageSize(8, (com.google.ortools.sat.IntegerArgumentProto) constraint_);
    }
    if (constraintCase_ == 9) {
      size += com.google.protobuf.CodedOutputStream
        .computeMessageSize(9, (com.google.ortools.sat.IntegerArgumentProto) constraint_);
    }
    if (constraintCase_ == 10) {
      size += com.google.protobuf.CodedOutputStream
        .computeMessageSize(10, (com.google.ortools.sat.IntegerArgumentProto) constraint_);
    }
    if (constraintCase_ == 11) {
      size += com.google.protobuf.CodedOutputStream
        .computeMessageSize(11, (com.google.ortools.sat.IntegerArgumentProto) constraint_);
    }
    if (constraintCase_ == 12) {
      size += com.google.protobuf.CodedOutputStream
        .computeMessageSize(12, (com.google.ortools.sat.LinearConstraintProto) constraint_);
    }
    if (constraintCase_ == 13) {
      size += com.google.protobuf.CodedOutputStream
        .computeMessageSize(13, (com.google.ortools.sat.AllDifferentConstraintProto) constraint_);
    }
    if (constraintCase_ == 14) {
      size += com.google.protobuf.CodedOutputStream
        .computeMessageSize(14, (com.google.ortools.sat.ElementConstraintProto) constraint_);
    }
    if (constraintCase_ == 15) {
      size += com.google.protobuf.CodedOutputStream
        .computeMessageSize(15, (com.google.ortools.sat.CircuitConstraintProto) constraint_);
    }
    if (constraintCase_ == 16) {
      size += com.google.protobuf.CodedOutputStream
        .computeMessageSize(16, (com.google.ortools.sat.TableConstraintProto) constraint_);
    }
    if (constraintCase_ == 17) {
      size += com.google.protobuf.CodedOutputStream
        .computeMessageSize(17, (com.google.ortools.sat.AutomatonConstraintProto) constraint_);
    }
    if (constraintCase_ == 18) {
      size += com.google.protobuf.CodedOutputStream
        .computeMessageSize(18, (com.google.ortools.sat.InverseConstraintProto) constraint_);
    }
    if (constraintCase_ == 19) {
      size += com.google.protobuf.CodedOutputStream
        .computeMessageSize(19, (com.google.ortools.sat.IntervalConstraintProto) constraint_);
    }
    if (constraintCase_ == 20) {
      size += com.google.protobuf.CodedOutputStream
        .computeMessageSize(20, (com.google.ortools.sat.NoOverlapConstraintProto) constraint_);
    }
    if (constraintCase_ == 21) {
      size += com.google.protobuf.CodedOutputStream
        .computeMessageSize(21, (com.google.ortools.sat.NoOverlap2DConstraintProto) constraint_);
    }
    if (constraintCase_ == 22) {
      size += com.google.protobuf.CodedOutputStream
        .computeMessageSize(22, (com.google.ortools.sat.CumulativeConstraintProto) constraint_);
    }
    if (constraintCase_ == 23) {
      size += com.google.protobuf.CodedOutputStream
        .computeMessageSize(23, (com.google.ortools.sat.RoutesConstraintProto) constraint_);
    }
    if (constraintCase_ == 24) {
      size += com.google.protobuf.CodedOutputStream
        .computeMessageSize(24, (com.google.ortools.sat.ReservoirConstraintProto) constraint_);
    }
    if (constraintCase_ == 25) {
      size += com.google.protobuf.CodedOutputStream
        .computeMessageSize(25, (com.google.ortools.sat.CircuitCoveringConstraintProto) constraint_);
    }
    if (constraintCase_ == 26) {
      size += com.google.protobuf.CodedOutputStream
        .computeMessageSize(26, (com.google.ortools.sat.BoolArgumentProto) constraint_);
    }
    if (constraintCase_ == 27) {
      size += com.google.protobuf.CodedOutputStream
        .computeMessageSize(27, (com.google.ortools.sat.LinearArgumentProto) constraint_);
    }
    if (constraintCase_ == 28) {
      size += com.google.protobuf.CodedOutputStream
        .computeMessageSize(28, (com.google.ortools.sat.LinearArgumentProto) constraint_);
    }
    size += unknownFields.getSerializedSize();
    memoizedSize = size;
    return size;
  }
 
  @java.lang.Override
  public boolean equals(final java.lang.Object obj) {
    if (obj == this) {
     return true;
    }
    if (!(obj instanceof com.google.ortools.sat.ConstraintProto)) {
      return super.equals(obj);
    }
    com.google.ortools.sat.ConstraintProto other = (com.google.ortools.sat.ConstraintProto) obj;
 
    if (!getName()
        .equals(other.getName())) return false;
    if (!getEnforcementLiteralList()
        .equals(other.getEnforcementLiteralList())) return false;
    if (!getConstraintCase().equals(other.getConstraintCase())) return false;
    switch (constraintCase_) {
      case 3:
        if (!getBoolOr()
            .equals(other.getBoolOr())) return false;
        break;
      case 4:
        if (!getBoolAnd()
            .equals(other.getBoolAnd())) return false;
        break;
      case 26:
        if (!getAtMostOne()
            .equals(other.getAtMostOne())) return false;
        break;
      case 5:
        if (!getBoolXor()
            .equals(other.getBoolXor())) return false;
        break;
      case 7:
        if (!getIntDiv()
            .equals(other.getIntDiv())) return false;
        break;
      case 8:
        if (!getIntMod()
            .equals(other.getIntMod())) return false;
        break;
      case 9:
        if (!getIntMax()
            .equals(other.getIntMax())) return false;
        break;
      case 27:
        if (!getLinMax()
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        if (!getLinMin()
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        if (!getElement()
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        if (!getReservoir()
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      case 19:
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    hash = (19 * hash) + getDescriptor().hashCode();
    hash = (37 * hash) + NAME_FIELD_NUMBER;
    hash = (53 * hash) + getName().hashCode();
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    switch (constraintCase_) {
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        if (intMaxBuilder_ == null) {
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        if (intMinBuilder_ == null) {
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      if (constraintCase_ == 11) {
        if (intProdBuilder_ == null) {
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          result.constraint_ = intProdBuilder_.build();
        }
      }
      if (constraintCase_ == 12) {
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        }
      }
      if (constraintCase_ == 13) {
        if (allDiffBuilder_ == null) {
          result.constraint_ = constraint_;
        } else {
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        }
      }
      if (constraintCase_ == 14) {
        if (elementBuilder_ == null) {
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          result.constraint_ = elementBuilder_.build();
        }
      }
      if (constraintCase_ == 15) {
        if (circuitBuilder_ == null) {
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        } else {
          result.constraint_ = circuitBuilder_.build();
        }
      }
      if (constraintCase_ == 23) {
        if (routesBuilder_ == null) {
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        } else {
          result.constraint_ = routesBuilder_.build();
        }
      }
      if (constraintCase_ == 25) {
        if (circuitCoveringBuilder_ == null) {
          result.constraint_ = constraint_;
        } else {
          result.constraint_ = circuitCoveringBuilder_.build();
        }
      }
      if (constraintCase_ == 16) {
        if (tableBuilder_ == null) {
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        } else {
          result.constraint_ = tableBuilder_.build();
        }
      }
      if (constraintCase_ == 17) {
        if (automatonBuilder_ == null) {
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        } else {
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        }
      }
      if (constraintCase_ == 18) {
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      }
      if (constraintCase_ == 24) {
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      }
      if (constraintCase_ == 19) {
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      }
      if (constraintCase_ == 20) {
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          result.constraint_ = constraint_;
        } else {
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        }
      }
      if (constraintCase_ == 21) {
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          result.constraint_ = noOverlap2DBuilder_.build();
        }
      }
      if (constraintCase_ == 22) {
        if (cumulativeBuilder_ == null) {
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        }
      }
      result.constraintCase_ = constraintCase_;
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          break;
        }
        case AT_MOST_ONE: {
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        }
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        }
        case LINEAR: {
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        }
        case ALL_DIFF: {
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        }
        case ELEMENT: {
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        case CIRCUIT: {
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        }
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    public int getEnforcementLiteral(int index) {
      return enforcementLiteral_.getInt(index);
    }
    public Builder setEnforcementLiteral(
        int index, int value) {
      ensureEnforcementLiteralIsMutable();
      enforcementLiteral_.setInt(index, value);
      onChanged();
      return this;
    }
    public Builder addEnforcementLiteral(int value) {
      ensureEnforcementLiteralIsMutable();
      enforcementLiteral_.addInt(value);
      onChanged();
      return this;
    }
    public Builder addAllEnforcementLiteral(
        java.lang.Iterable<? extends java.lang.Integer> values) {
      ensureEnforcementLiteralIsMutable();
      com.google.protobuf.AbstractMessageLite.Builder.addAll(
          values, enforcementLiteral_);
      onChanged();
      return this;
    }
    public Builder clearEnforcementLiteral() {
      enforcementLiteral_ = emptyIntList();
      bitField0_ = (bitField0_ & ~0x00000001);
      onChanged();
      return this;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.BoolArgumentProto, com.google.ortools.sat.BoolArgumentProto.Builder, com.google.ortools.sat.BoolArgumentProtoOrBuilder> boolOrBuilder_;
    @java.lang.Override
    public boolean hasBoolOr() {
      return constraintCase_ == 3;
    }
    @java.lang.Override
    public com.google.ortools.sat.BoolArgumentProto getBoolOr() {
      if (boolOrBuilder_ == null) {
        if (constraintCase_ == 3) {
          return (com.google.ortools.sat.BoolArgumentProto) constraint_;
        }
        return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 3) {
          return boolOrBuilder_.getMessage();
        }
        return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
      }
    }
    public Builder setBoolOr(com.google.ortools.sat.BoolArgumentProto value) {
      if (boolOrBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        boolOrBuilder_.setMessage(value);
      }
      constraintCase_ = 3;
      return this;
    }
    public Builder setBoolOr(
        com.google.ortools.sat.BoolArgumentProto.Builder builderForValue) {
      if (boolOrBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        boolOrBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 3;
      return this;
    }
    public Builder mergeBoolOr(com.google.ortools.sat.BoolArgumentProto value) {
      if (boolOrBuilder_ == null) {
        if (constraintCase_ == 3 &&
            constraint_ != com.google.ortools.sat.BoolArgumentProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.BoolArgumentProto.newBuilder((com.google.ortools.sat.BoolArgumentProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 3) {
          boolOrBuilder_.mergeFrom(value);
        }
        boolOrBuilder_.setMessage(value);
      }
      constraintCase_ = 3;
      return this;
    }
    public Builder clearBoolOr() {
      if (boolOrBuilder_ == null) {
        if (constraintCase_ == 3) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 3) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        boolOrBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.BoolArgumentProto.Builder getBoolOrBuilder() {
      return getBoolOrFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.BoolArgumentProtoOrBuilder getBoolOrOrBuilder() {
      if ((constraintCase_ == 3) && (boolOrBuilder_ != null)) {
        return boolOrBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 3) {
          return (com.google.ortools.sat.BoolArgumentProto) constraint_;
        }
        return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.BoolArgumentProto, com.google.ortools.sat.BoolArgumentProto.Builder, com.google.ortools.sat.BoolArgumentProtoOrBuilder> 
        getBoolOrFieldBuilder() {
      if (boolOrBuilder_ == null) {
        if (!(constraintCase_ == 3)) {
          constraint_ = com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
        }
        boolOrBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.BoolArgumentProto, com.google.ortools.sat.BoolArgumentProto.Builder, com.google.ortools.sat.BoolArgumentProtoOrBuilder>(
                (com.google.ortools.sat.BoolArgumentProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 3;
      onChanged();;
      return boolOrBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.BoolArgumentProto, com.google.ortools.sat.BoolArgumentProto.Builder, com.google.ortools.sat.BoolArgumentProtoOrBuilder> boolAndBuilder_;
    @java.lang.Override
    public boolean hasBoolAnd() {
      return constraintCase_ == 4;
    }
    @java.lang.Override
    public com.google.ortools.sat.BoolArgumentProto getBoolAnd() {
      if (boolAndBuilder_ == null) {
        if (constraintCase_ == 4) {
          return (com.google.ortools.sat.BoolArgumentProto) constraint_;
        }
        return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 4) {
          return boolAndBuilder_.getMessage();
        }
        return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
      }
    }
    public Builder setBoolAnd(com.google.ortools.sat.BoolArgumentProto value) {
      if (boolAndBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        boolAndBuilder_.setMessage(value);
      }
      constraintCase_ = 4;
      return this;
    }
    public Builder setBoolAnd(
        com.google.ortools.sat.BoolArgumentProto.Builder builderForValue) {
      if (boolAndBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        boolAndBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 4;
      return this;
    }
    public Builder mergeBoolAnd(com.google.ortools.sat.BoolArgumentProto value) {
      if (boolAndBuilder_ == null) {
        if (constraintCase_ == 4 &&
            constraint_ != com.google.ortools.sat.BoolArgumentProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.BoolArgumentProto.newBuilder((com.google.ortools.sat.BoolArgumentProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 4) {
          boolAndBuilder_.mergeFrom(value);
        }
        boolAndBuilder_.setMessage(value);
      }
      constraintCase_ = 4;
      return this;
    }
    public Builder clearBoolAnd() {
      if (boolAndBuilder_ == null) {
        if (constraintCase_ == 4) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 4) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        boolAndBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.BoolArgumentProto.Builder getBoolAndBuilder() {
      return getBoolAndFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.BoolArgumentProtoOrBuilder getBoolAndOrBuilder() {
      if ((constraintCase_ == 4) && (boolAndBuilder_ != null)) {
        return boolAndBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 4) {
          return (com.google.ortools.sat.BoolArgumentProto) constraint_;
        }
        return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.BoolArgumentProto, com.google.ortools.sat.BoolArgumentProto.Builder, com.google.ortools.sat.BoolArgumentProtoOrBuilder> 
        getBoolAndFieldBuilder() {
      if (boolAndBuilder_ == null) {
        if (!(constraintCase_ == 4)) {
          constraint_ = com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
        }
        boolAndBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.BoolArgumentProto, com.google.ortools.sat.BoolArgumentProto.Builder, com.google.ortools.sat.BoolArgumentProtoOrBuilder>(
                (com.google.ortools.sat.BoolArgumentProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 4;
      onChanged();;
      return boolAndBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.BoolArgumentProto, com.google.ortools.sat.BoolArgumentProto.Builder, com.google.ortools.sat.BoolArgumentProtoOrBuilder> atMostOneBuilder_;
    @java.lang.Override
    public boolean hasAtMostOne() {
      return constraintCase_ == 26;
    }
    @java.lang.Override
    public com.google.ortools.sat.BoolArgumentProto getAtMostOne() {
      if (atMostOneBuilder_ == null) {
        if (constraintCase_ == 26) {
          return (com.google.ortools.sat.BoolArgumentProto) constraint_;
        }
        return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 26) {
          return atMostOneBuilder_.getMessage();
        }
        return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
      }
    }
    public Builder setAtMostOne(com.google.ortools.sat.BoolArgumentProto value) {
      if (atMostOneBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        atMostOneBuilder_.setMessage(value);
      }
      constraintCase_ = 26;
      return this;
    }
    public Builder setAtMostOne(
        com.google.ortools.sat.BoolArgumentProto.Builder builderForValue) {
      if (atMostOneBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        atMostOneBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 26;
      return this;
    }
    public Builder mergeAtMostOne(com.google.ortools.sat.BoolArgumentProto value) {
      if (atMostOneBuilder_ == null) {
        if (constraintCase_ == 26 &&
            constraint_ != com.google.ortools.sat.BoolArgumentProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.BoolArgumentProto.newBuilder((com.google.ortools.sat.BoolArgumentProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 26) {
          atMostOneBuilder_.mergeFrom(value);
        }
        atMostOneBuilder_.setMessage(value);
      }
      constraintCase_ = 26;
      return this;
    }
    public Builder clearAtMostOne() {
      if (atMostOneBuilder_ == null) {
        if (constraintCase_ == 26) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 26) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        atMostOneBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.BoolArgumentProto.Builder getAtMostOneBuilder() {
      return getAtMostOneFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.BoolArgumentProtoOrBuilder getAtMostOneOrBuilder() {
      if ((constraintCase_ == 26) && (atMostOneBuilder_ != null)) {
        return atMostOneBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 26) {
          return (com.google.ortools.sat.BoolArgumentProto) constraint_;
        }
        return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.BoolArgumentProto, com.google.ortools.sat.BoolArgumentProto.Builder, com.google.ortools.sat.BoolArgumentProtoOrBuilder> 
        getAtMostOneFieldBuilder() {
      if (atMostOneBuilder_ == null) {
        if (!(constraintCase_ == 26)) {
          constraint_ = com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
        }
        atMostOneBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.BoolArgumentProto, com.google.ortools.sat.BoolArgumentProto.Builder, com.google.ortools.sat.BoolArgumentProtoOrBuilder>(
                (com.google.ortools.sat.BoolArgumentProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 26;
      onChanged();;
      return atMostOneBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.BoolArgumentProto, com.google.ortools.sat.BoolArgumentProto.Builder, com.google.ortools.sat.BoolArgumentProtoOrBuilder> boolXorBuilder_;
    @java.lang.Override
    public boolean hasBoolXor() {
      return constraintCase_ == 5;
    }
    @java.lang.Override
    public com.google.ortools.sat.BoolArgumentProto getBoolXor() {
      if (boolXorBuilder_ == null) {
        if (constraintCase_ == 5) {
          return (com.google.ortools.sat.BoolArgumentProto) constraint_;
        }
        return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 5) {
          return boolXorBuilder_.getMessage();
        }
        return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
      }
    }
    public Builder setBoolXor(com.google.ortools.sat.BoolArgumentProto value) {
      if (boolXorBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        boolXorBuilder_.setMessage(value);
      }
      constraintCase_ = 5;
      return this;
    }
    public Builder setBoolXor(
        com.google.ortools.sat.BoolArgumentProto.Builder builderForValue) {
      if (boolXorBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        boolXorBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 5;
      return this;
    }
    public Builder mergeBoolXor(com.google.ortools.sat.BoolArgumentProto value) {
      if (boolXorBuilder_ == null) {
        if (constraintCase_ == 5 &&
            constraint_ != com.google.ortools.sat.BoolArgumentProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.BoolArgumentProto.newBuilder((com.google.ortools.sat.BoolArgumentProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 5) {
          boolXorBuilder_.mergeFrom(value);
        }
        boolXorBuilder_.setMessage(value);
      }
      constraintCase_ = 5;
      return this;
    }
    public Builder clearBoolXor() {
      if (boolXorBuilder_ == null) {
        if (constraintCase_ == 5) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 5) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        boolXorBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.BoolArgumentProto.Builder getBoolXorBuilder() {
      return getBoolXorFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.BoolArgumentProtoOrBuilder getBoolXorOrBuilder() {
      if ((constraintCase_ == 5) && (boolXorBuilder_ != null)) {
        return boolXorBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 5) {
          return (com.google.ortools.sat.BoolArgumentProto) constraint_;
        }
        return com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.BoolArgumentProto, com.google.ortools.sat.BoolArgumentProto.Builder, com.google.ortools.sat.BoolArgumentProtoOrBuilder> 
        getBoolXorFieldBuilder() {
      if (boolXorBuilder_ == null) {
        if (!(constraintCase_ == 5)) {
          constraint_ = com.google.ortools.sat.BoolArgumentProto.getDefaultInstance();
        }
        boolXorBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.BoolArgumentProto, com.google.ortools.sat.BoolArgumentProto.Builder, com.google.ortools.sat.BoolArgumentProtoOrBuilder>(
                (com.google.ortools.sat.BoolArgumentProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 5;
      onChanged();;
      return boolXorBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.IntegerArgumentProto, com.google.ortools.sat.IntegerArgumentProto.Builder, com.google.ortools.sat.IntegerArgumentProtoOrBuilder> intDivBuilder_;
    @java.lang.Override
    public boolean hasIntDiv() {
      return constraintCase_ == 7;
    }
    @java.lang.Override
    public com.google.ortools.sat.IntegerArgumentProto getIntDiv() {
      if (intDivBuilder_ == null) {
        if (constraintCase_ == 7) {
          return (com.google.ortools.sat.IntegerArgumentProto) constraint_;
        }
        return com.google.ortools.sat.IntegerArgumentProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 7) {
          return intDivBuilder_.getMessage();
        }
        return com.google.ortools.sat.IntegerArgumentProto.getDefaultInstance();
      }
    }
    public Builder setIntDiv(com.google.ortools.sat.IntegerArgumentProto value) {
      if (intDivBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        intDivBuilder_.setMessage(value);
      }
      constraintCase_ = 7;
      return this;
    }
    public Builder setIntDiv(
        com.google.ortools.sat.IntegerArgumentProto.Builder builderForValue) {
      if (intDivBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        intDivBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 7;
      return this;
    }
    public Builder mergeIntDiv(com.google.ortools.sat.IntegerArgumentProto value) {
      if (intDivBuilder_ == null) {
        if (constraintCase_ == 7 &&
            constraint_ != com.google.ortools.sat.IntegerArgumentProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.IntegerArgumentProto.newBuilder((com.google.ortools.sat.IntegerArgumentProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 7) {
          intDivBuilder_.mergeFrom(value);
        }
        intDivBuilder_.setMessage(value);
      }
      constraintCase_ = 7;
      return this;
    }
    public Builder clearIntDiv() {
      if (intDivBuilder_ == null) {
        if (constraintCase_ == 7) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 7) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        intDivBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.IntegerArgumentProto.Builder getIntDivBuilder() {
      return getIntDivFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.IntegerArgumentProtoOrBuilder getIntDivOrBuilder() {
      if ((constraintCase_ == 7) && (intDivBuilder_ != null)) {
        return intDivBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 7) {
          return (com.google.ortools.sat.IntegerArgumentProto) constraint_;
        }
        return com.google.ortools.sat.IntegerArgumentProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.IntegerArgumentProto, com.google.ortools.sat.IntegerArgumentProto.Builder, com.google.ortools.sat.IntegerArgumentProtoOrBuilder> 
        getIntDivFieldBuilder() {
      if (intDivBuilder_ == null) {
        if (!(constraintCase_ == 7)) {
          constraint_ = com.google.ortools.sat.IntegerArgumentProto.getDefaultInstance();
        }
        intDivBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.IntegerArgumentProto, com.google.ortools.sat.IntegerArgumentProto.Builder, com.google.ortools.sat.IntegerArgumentProtoOrBuilder>(
                (com.google.ortools.sat.IntegerArgumentProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 7;
      onChanged();;
      return intDivBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.IntegerArgumentProto, com.google.ortools.sat.IntegerArgumentProto.Builder, com.google.ortools.sat.IntegerArgumentProtoOrBuilder> intModBuilder_;
    @java.lang.Override
    public boolean hasIntMod() {
      return constraintCase_ == 8;
    }
    @java.lang.Override
    public com.google.ortools.sat.IntegerArgumentProto getIntMod() {
      if (intModBuilder_ == null) {
        if (constraintCase_ == 8) {
          return (com.google.ortools.sat.IntegerArgumentProto) constraint_;
        }
        return com.google.ortools.sat.IntegerArgumentProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 8) {
          return intModBuilder_.getMessage();
        }
        return com.google.ortools.sat.IntegerArgumentProto.getDefaultInstance();
      }
    }
    public Builder setIntMod(com.google.ortools.sat.IntegerArgumentProto value) {
      if (intModBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        intModBuilder_.setMessage(value);
      }
      constraintCase_ = 8;
      return this;
    }
    public Builder setIntMod(
        com.google.ortools.sat.IntegerArgumentProto.Builder builderForValue) {
      if (intModBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        intModBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 8;
      return this;
    }
    public Builder mergeIntMod(com.google.ortools.sat.IntegerArgumentProto value) {
      if (intModBuilder_ == null) {
        if (constraintCase_ == 8 &&
            constraint_ != com.google.ortools.sat.IntegerArgumentProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.IntegerArgumentProto.newBuilder((com.google.ortools.sat.IntegerArgumentProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 8) {
          intModBuilder_.mergeFrom(value);
        }
        intModBuilder_.setMessage(value);
      }
      constraintCase_ = 8;
      return this;
    }
    public Builder clearIntMod() {
      if (intModBuilder_ == null) {
        if (constraintCase_ == 8) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 8) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        intModBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.IntegerArgumentProto.Builder getIntModBuilder() {
      return getIntModFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.IntegerArgumentProtoOrBuilder getIntModOrBuilder() {
      if ((constraintCase_ == 8) && (intModBuilder_ != null)) {
        return intModBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 8) {
          return (com.google.ortools.sat.IntegerArgumentProto) constraint_;
        }
        return com.google.ortools.sat.IntegerArgumentProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.IntegerArgumentProto, com.google.ortools.sat.IntegerArgumentProto.Builder, com.google.ortools.sat.IntegerArgumentProtoOrBuilder> 
        getIntModFieldBuilder() {
      if (intModBuilder_ == null) {
        if (!(constraintCase_ == 8)) {
          constraint_ = com.google.ortools.sat.IntegerArgumentProto.getDefaultInstance();
        }
        intModBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.IntegerArgumentProto, com.google.ortools.sat.IntegerArgumentProto.Builder, com.google.ortools.sat.IntegerArgumentProtoOrBuilder>(
                (com.google.ortools.sat.IntegerArgumentProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 8;
      onChanged();;
      return intModBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.IntegerArgumentProto, com.google.ortools.sat.IntegerArgumentProto.Builder, com.google.ortools.sat.IntegerArgumentProtoOrBuilder> intMaxBuilder_;
    @java.lang.Override
    public boolean hasIntMax() {
      return constraintCase_ == 9;
    }
    @java.lang.Override
    public com.google.ortools.sat.IntegerArgumentProto getIntMax() {
      if (intMaxBuilder_ == null) {
        if (constraintCase_ == 9) {
          return (com.google.ortools.sat.IntegerArgumentProto) constraint_;
        }
        return com.google.ortools.sat.IntegerArgumentProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 9) {
          return intMaxBuilder_.getMessage();
        }
        return com.google.ortools.sat.IntegerArgumentProto.getDefaultInstance();
      }
    }
    public Builder setIntMax(com.google.ortools.sat.IntegerArgumentProto value) {
      if (intMaxBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        intMaxBuilder_.setMessage(value);
      }
      constraintCase_ = 9;
      return this;
    }
    public Builder setIntMax(
        com.google.ortools.sat.IntegerArgumentProto.Builder builderForValue) {
      if (intMaxBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        intMaxBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 9;
      return this;
    }
    public Builder mergeIntMax(com.google.ortools.sat.IntegerArgumentProto value) {
      if (intMaxBuilder_ == null) {
        if (constraintCase_ == 9 &&
            constraint_ != com.google.ortools.sat.IntegerArgumentProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.IntegerArgumentProto.newBuilder((com.google.ortools.sat.IntegerArgumentProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 9) {
          intMaxBuilder_.mergeFrom(value);
        }
        intMaxBuilder_.setMessage(value);
      }
      constraintCase_ = 9;
      return this;
    }
    public Builder clearIntMax() {
      if (intMaxBuilder_ == null) {
        if (constraintCase_ == 9) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 9) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        intMaxBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.IntegerArgumentProto.Builder getIntMaxBuilder() {
      return getIntMaxFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.IntegerArgumentProtoOrBuilder getIntMaxOrBuilder() {
      if ((constraintCase_ == 9) && (intMaxBuilder_ != null)) {
        return intMaxBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 9) {
          return (com.google.ortools.sat.IntegerArgumentProto) constraint_;
        }
        return com.google.ortools.sat.IntegerArgumentProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.IntegerArgumentProto, com.google.ortools.sat.IntegerArgumentProto.Builder, com.google.ortools.sat.IntegerArgumentProtoOrBuilder> 
        getIntMaxFieldBuilder() {
      if (intMaxBuilder_ == null) {
        if (!(constraintCase_ == 9)) {
          constraint_ = com.google.ortools.sat.IntegerArgumentProto.getDefaultInstance();
        }
        intMaxBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.IntegerArgumentProto, com.google.ortools.sat.IntegerArgumentProto.Builder, com.google.ortools.sat.IntegerArgumentProtoOrBuilder>(
                (com.google.ortools.sat.IntegerArgumentProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 9;
      onChanged();;
      return intMaxBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.LinearArgumentProto, com.google.ortools.sat.LinearArgumentProto.Builder, com.google.ortools.sat.LinearArgumentProtoOrBuilder> linMaxBuilder_;
    @java.lang.Override
    public boolean hasLinMax() {
      return constraintCase_ == 27;
    }
    @java.lang.Override
    public com.google.ortools.sat.LinearArgumentProto getLinMax() {
      if (linMaxBuilder_ == null) {
        if (constraintCase_ == 27) {
          return (com.google.ortools.sat.LinearArgumentProto) constraint_;
        }
        return com.google.ortools.sat.LinearArgumentProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 27) {
          return linMaxBuilder_.getMessage();
        }
        return com.google.ortools.sat.LinearArgumentProto.getDefaultInstance();
      }
    }
    public Builder setLinMax(com.google.ortools.sat.LinearArgumentProto value) {
      if (linMaxBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        linMaxBuilder_.setMessage(value);
      }
      constraintCase_ = 27;
      return this;
    }
    public Builder setLinMax(
        com.google.ortools.sat.LinearArgumentProto.Builder builderForValue) {
      if (linMaxBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        linMaxBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 27;
      return this;
    }
    public Builder mergeLinMax(com.google.ortools.sat.LinearArgumentProto value) {
      if (linMaxBuilder_ == null) {
        if (constraintCase_ == 27 &&
            constraint_ != com.google.ortools.sat.LinearArgumentProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.LinearArgumentProto.newBuilder((com.google.ortools.sat.LinearArgumentProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 27) {
          linMaxBuilder_.mergeFrom(value);
        }
        linMaxBuilder_.setMessage(value);
      }
      constraintCase_ = 27;
      return this;
    }
    public Builder clearLinMax() {
      if (linMaxBuilder_ == null) {
        if (constraintCase_ == 27) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 27) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        linMaxBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.LinearArgumentProto.Builder getLinMaxBuilder() {
      return getLinMaxFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.LinearArgumentProtoOrBuilder getLinMaxOrBuilder() {
      if ((constraintCase_ == 27) && (linMaxBuilder_ != null)) {
        return linMaxBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 27) {
          return (com.google.ortools.sat.LinearArgumentProto) constraint_;
        }
        return com.google.ortools.sat.LinearArgumentProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.LinearArgumentProto, com.google.ortools.sat.LinearArgumentProto.Builder, com.google.ortools.sat.LinearArgumentProtoOrBuilder> 
        getLinMaxFieldBuilder() {
      if (linMaxBuilder_ == null) {
        if (!(constraintCase_ == 27)) {
          constraint_ = com.google.ortools.sat.LinearArgumentProto.getDefaultInstance();
        }
        linMaxBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.LinearArgumentProto, com.google.ortools.sat.LinearArgumentProto.Builder, com.google.ortools.sat.LinearArgumentProtoOrBuilder>(
                (com.google.ortools.sat.LinearArgumentProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 27;
      onChanged();;
      return linMaxBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.IntegerArgumentProto, com.google.ortools.sat.IntegerArgumentProto.Builder, com.google.ortools.sat.IntegerArgumentProtoOrBuilder> intMinBuilder_;
    @java.lang.Override
    public boolean hasIntMin() {
      return constraintCase_ == 10;
    }
    @java.lang.Override
    public com.google.ortools.sat.IntegerArgumentProto getIntMin() {
      if (intMinBuilder_ == null) {
        if (constraintCase_ == 10) {
          return (com.google.ortools.sat.IntegerArgumentProto) constraint_;
        }
        return com.google.ortools.sat.IntegerArgumentProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 10) {
          return intMinBuilder_.getMessage();
        }
        return com.google.ortools.sat.IntegerArgumentProto.getDefaultInstance();
      }
    }
    public Builder setIntMin(com.google.ortools.sat.IntegerArgumentProto value) {
      if (intMinBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        intMinBuilder_.setMessage(value);
      }
      constraintCase_ = 10;
      return this;
    }
    public Builder setIntMin(
        com.google.ortools.sat.IntegerArgumentProto.Builder builderForValue) {
      if (intMinBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        intMinBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 10;
      return this;
    }
    public Builder mergeIntMin(com.google.ortools.sat.IntegerArgumentProto value) {
      if (intMinBuilder_ == null) {
        if (constraintCase_ == 10 &&
            constraint_ != com.google.ortools.sat.IntegerArgumentProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.IntegerArgumentProto.newBuilder((com.google.ortools.sat.IntegerArgumentProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 10) {
          intMinBuilder_.mergeFrom(value);
        }
        intMinBuilder_.setMessage(value);
      }
      constraintCase_ = 10;
      return this;
    }
    public Builder clearIntMin() {
      if (intMinBuilder_ == null) {
        if (constraintCase_ == 10) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 10) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        intMinBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.IntegerArgumentProto.Builder getIntMinBuilder() {
      return getIntMinFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.IntegerArgumentProtoOrBuilder getIntMinOrBuilder() {
      if ((constraintCase_ == 10) && (intMinBuilder_ != null)) {
        return intMinBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 10) {
          return (com.google.ortools.sat.IntegerArgumentProto) constraint_;
        }
        return com.google.ortools.sat.IntegerArgumentProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.IntegerArgumentProto, com.google.ortools.sat.IntegerArgumentProto.Builder, com.google.ortools.sat.IntegerArgumentProtoOrBuilder> 
        getIntMinFieldBuilder() {
      if (intMinBuilder_ == null) {
        if (!(constraintCase_ == 10)) {
          constraint_ = com.google.ortools.sat.IntegerArgumentProto.getDefaultInstance();
        }
        intMinBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.IntegerArgumentProto, com.google.ortools.sat.IntegerArgumentProto.Builder, com.google.ortools.sat.IntegerArgumentProtoOrBuilder>(
                (com.google.ortools.sat.IntegerArgumentProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 10;
      onChanged();;
      return intMinBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.LinearArgumentProto, com.google.ortools.sat.LinearArgumentProto.Builder, com.google.ortools.sat.LinearArgumentProtoOrBuilder> linMinBuilder_;
    @java.lang.Override
    public boolean hasLinMin() {
      return constraintCase_ == 28;
    }
    @java.lang.Override
    public com.google.ortools.sat.LinearArgumentProto getLinMin() {
      if (linMinBuilder_ == null) {
        if (constraintCase_ == 28) {
          return (com.google.ortools.sat.LinearArgumentProto) constraint_;
        }
        return com.google.ortools.sat.LinearArgumentProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 28) {
          return linMinBuilder_.getMessage();
        }
        return com.google.ortools.sat.LinearArgumentProto.getDefaultInstance();
      }
    }
    public Builder setLinMin(com.google.ortools.sat.LinearArgumentProto value) {
      if (linMinBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        linMinBuilder_.setMessage(value);
      }
      constraintCase_ = 28;
      return this;
    }
    public Builder setLinMin(
        com.google.ortools.sat.LinearArgumentProto.Builder builderForValue) {
      if (linMinBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        linMinBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 28;
      return this;
    }
    public Builder mergeLinMin(com.google.ortools.sat.LinearArgumentProto value) {
      if (linMinBuilder_ == null) {
        if (constraintCase_ == 28 &&
            constraint_ != com.google.ortools.sat.LinearArgumentProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.LinearArgumentProto.newBuilder((com.google.ortools.sat.LinearArgumentProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 28) {
          linMinBuilder_.mergeFrom(value);
        }
        linMinBuilder_.setMessage(value);
      }
      constraintCase_ = 28;
      return this;
    }
    public Builder clearLinMin() {
      if (linMinBuilder_ == null) {
        if (constraintCase_ == 28) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 28) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        linMinBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.LinearArgumentProto.Builder getLinMinBuilder() {
      return getLinMinFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.LinearArgumentProtoOrBuilder getLinMinOrBuilder() {
      if ((constraintCase_ == 28) && (linMinBuilder_ != null)) {
        return linMinBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 28) {
          return (com.google.ortools.sat.LinearArgumentProto) constraint_;
        }
        return com.google.ortools.sat.LinearArgumentProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.LinearArgumentProto, com.google.ortools.sat.LinearArgumentProto.Builder, com.google.ortools.sat.LinearArgumentProtoOrBuilder> 
        getLinMinFieldBuilder() {
      if (linMinBuilder_ == null) {
        if (!(constraintCase_ == 28)) {
          constraint_ = com.google.ortools.sat.LinearArgumentProto.getDefaultInstance();
        }
        linMinBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.LinearArgumentProto, com.google.ortools.sat.LinearArgumentProto.Builder, com.google.ortools.sat.LinearArgumentProtoOrBuilder>(
                (com.google.ortools.sat.LinearArgumentProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 28;
      onChanged();;
      return linMinBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.IntegerArgumentProto, com.google.ortools.sat.IntegerArgumentProto.Builder, com.google.ortools.sat.IntegerArgumentProtoOrBuilder> intProdBuilder_;
    @java.lang.Override
    public boolean hasIntProd() {
      return constraintCase_ == 11;
    }
    @java.lang.Override
    public com.google.ortools.sat.IntegerArgumentProto getIntProd() {
      if (intProdBuilder_ == null) {
        if (constraintCase_ == 11) {
          return (com.google.ortools.sat.IntegerArgumentProto) constraint_;
        }
        return com.google.ortools.sat.IntegerArgumentProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 11) {
          return intProdBuilder_.getMessage();
        }
        return com.google.ortools.sat.IntegerArgumentProto.getDefaultInstance();
      }
    }
    public Builder setIntProd(com.google.ortools.sat.IntegerArgumentProto value) {
      if (intProdBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        intProdBuilder_.setMessage(value);
      }
      constraintCase_ = 11;
      return this;
    }
    public Builder setIntProd(
        com.google.ortools.sat.IntegerArgumentProto.Builder builderForValue) {
      if (intProdBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        intProdBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 11;
      return this;
    }
    public Builder mergeIntProd(com.google.ortools.sat.IntegerArgumentProto value) {
      if (intProdBuilder_ == null) {
        if (constraintCase_ == 11 &&
            constraint_ != com.google.ortools.sat.IntegerArgumentProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.IntegerArgumentProto.newBuilder((com.google.ortools.sat.IntegerArgumentProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 11) {
          intProdBuilder_.mergeFrom(value);
        }
        intProdBuilder_.setMessage(value);
      }
      constraintCase_ = 11;
      return this;
    }
    public Builder clearIntProd() {
      if (intProdBuilder_ == null) {
        if (constraintCase_ == 11) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 11) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        intProdBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.IntegerArgumentProto.Builder getIntProdBuilder() {
      return getIntProdFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.IntegerArgumentProtoOrBuilder getIntProdOrBuilder() {
      if ((constraintCase_ == 11) && (intProdBuilder_ != null)) {
        return intProdBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 11) {
          return (com.google.ortools.sat.IntegerArgumentProto) constraint_;
        }
        return com.google.ortools.sat.IntegerArgumentProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.IntegerArgumentProto, com.google.ortools.sat.IntegerArgumentProto.Builder, com.google.ortools.sat.IntegerArgumentProtoOrBuilder> 
        getIntProdFieldBuilder() {
      if (intProdBuilder_ == null) {
        if (!(constraintCase_ == 11)) {
          constraint_ = com.google.ortools.sat.IntegerArgumentProto.getDefaultInstance();
        }
        intProdBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.IntegerArgumentProto, com.google.ortools.sat.IntegerArgumentProto.Builder, com.google.ortools.sat.IntegerArgumentProtoOrBuilder>(
                (com.google.ortools.sat.IntegerArgumentProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 11;
      onChanged();;
      return intProdBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.LinearConstraintProto, com.google.ortools.sat.LinearConstraintProto.Builder, com.google.ortools.sat.LinearConstraintProtoOrBuilder> linearBuilder_;
    @java.lang.Override
    public boolean hasLinear() {
      return constraintCase_ == 12;
    }
    @java.lang.Override
    public com.google.ortools.sat.LinearConstraintProto getLinear() {
      if (linearBuilder_ == null) {
        if (constraintCase_ == 12) {
          return (com.google.ortools.sat.LinearConstraintProto) constraint_;
        }
        return com.google.ortools.sat.LinearConstraintProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 12) {
          return linearBuilder_.getMessage();
        }
        return com.google.ortools.sat.LinearConstraintProto.getDefaultInstance();
      }
    }
    public Builder setLinear(com.google.ortools.sat.LinearConstraintProto value) {
      if (linearBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        linearBuilder_.setMessage(value);
      }
      constraintCase_ = 12;
      return this;
    }
    public Builder setLinear(
        com.google.ortools.sat.LinearConstraintProto.Builder builderForValue) {
      if (linearBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        linearBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 12;
      return this;
    }
    public Builder mergeLinear(com.google.ortools.sat.LinearConstraintProto value) {
      if (linearBuilder_ == null) {
        if (constraintCase_ == 12 &&
            constraint_ != com.google.ortools.sat.LinearConstraintProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.LinearConstraintProto.newBuilder((com.google.ortools.sat.LinearConstraintProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 12) {
          linearBuilder_.mergeFrom(value);
        }
        linearBuilder_.setMessage(value);
      }
      constraintCase_ = 12;
      return this;
    }
    public Builder clearLinear() {
      if (linearBuilder_ == null) {
        if (constraintCase_ == 12) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 12) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        linearBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.LinearConstraintProto.Builder getLinearBuilder() {
      return getLinearFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.LinearConstraintProtoOrBuilder getLinearOrBuilder() {
      if ((constraintCase_ == 12) && (linearBuilder_ != null)) {
        return linearBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 12) {
          return (com.google.ortools.sat.LinearConstraintProto) constraint_;
        }
        return com.google.ortools.sat.LinearConstraintProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.LinearConstraintProto, com.google.ortools.sat.LinearConstraintProto.Builder, com.google.ortools.sat.LinearConstraintProtoOrBuilder> 
        getLinearFieldBuilder() {
      if (linearBuilder_ == null) {
        if (!(constraintCase_ == 12)) {
          constraint_ = com.google.ortools.sat.LinearConstraintProto.getDefaultInstance();
        }
        linearBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.LinearConstraintProto, com.google.ortools.sat.LinearConstraintProto.Builder, com.google.ortools.sat.LinearConstraintProtoOrBuilder>(
                (com.google.ortools.sat.LinearConstraintProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 12;
      onChanged();;
      return linearBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.AllDifferentConstraintProto, com.google.ortools.sat.AllDifferentConstraintProto.Builder, com.google.ortools.sat.AllDifferentConstraintProtoOrBuilder> allDiffBuilder_;
    @java.lang.Override
    public boolean hasAllDiff() {
      return constraintCase_ == 13;
    }
    @java.lang.Override
    public com.google.ortools.sat.AllDifferentConstraintProto getAllDiff() {
      if (allDiffBuilder_ == null) {
        if (constraintCase_ == 13) {
          return (com.google.ortools.sat.AllDifferentConstraintProto) constraint_;
        }
        return com.google.ortools.sat.AllDifferentConstraintProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 13) {
          return allDiffBuilder_.getMessage();
        }
        return com.google.ortools.sat.AllDifferentConstraintProto.getDefaultInstance();
      }
    }
    public Builder setAllDiff(com.google.ortools.sat.AllDifferentConstraintProto value) {
      if (allDiffBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        allDiffBuilder_.setMessage(value);
      }
      constraintCase_ = 13;
      return this;
    }
    public Builder setAllDiff(
        com.google.ortools.sat.AllDifferentConstraintProto.Builder builderForValue) {
      if (allDiffBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        allDiffBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 13;
      return this;
    }
    public Builder mergeAllDiff(com.google.ortools.sat.AllDifferentConstraintProto value) {
      if (allDiffBuilder_ == null) {
        if (constraintCase_ == 13 &&
            constraint_ != com.google.ortools.sat.AllDifferentConstraintProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.AllDifferentConstraintProto.newBuilder((com.google.ortools.sat.AllDifferentConstraintProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 13) {
          allDiffBuilder_.mergeFrom(value);
        }
        allDiffBuilder_.setMessage(value);
      }
      constraintCase_ = 13;
      return this;
    }
    public Builder clearAllDiff() {
      if (allDiffBuilder_ == null) {
        if (constraintCase_ == 13) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 13) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        allDiffBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.AllDifferentConstraintProto.Builder getAllDiffBuilder() {
      return getAllDiffFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.AllDifferentConstraintProtoOrBuilder getAllDiffOrBuilder() {
      if ((constraintCase_ == 13) && (allDiffBuilder_ != null)) {
        return allDiffBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 13) {
          return (com.google.ortools.sat.AllDifferentConstraintProto) constraint_;
        }
        return com.google.ortools.sat.AllDifferentConstraintProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.AllDifferentConstraintProto, com.google.ortools.sat.AllDifferentConstraintProto.Builder, com.google.ortools.sat.AllDifferentConstraintProtoOrBuilder> 
        getAllDiffFieldBuilder() {
      if (allDiffBuilder_ == null) {
        if (!(constraintCase_ == 13)) {
          constraint_ = com.google.ortools.sat.AllDifferentConstraintProto.getDefaultInstance();
        }
        allDiffBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.AllDifferentConstraintProto, com.google.ortools.sat.AllDifferentConstraintProto.Builder, com.google.ortools.sat.AllDifferentConstraintProtoOrBuilder>(
                (com.google.ortools.sat.AllDifferentConstraintProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 13;
      onChanged();;
      return allDiffBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.ElementConstraintProto, com.google.ortools.sat.ElementConstraintProto.Builder, com.google.ortools.sat.ElementConstraintProtoOrBuilder> elementBuilder_;
    @java.lang.Override
    public boolean hasElement() {
      return constraintCase_ == 14;
    }
    @java.lang.Override
    public com.google.ortools.sat.ElementConstraintProto getElement() {
      if (elementBuilder_ == null) {
        if (constraintCase_ == 14) {
          return (com.google.ortools.sat.ElementConstraintProto) constraint_;
        }
        return com.google.ortools.sat.ElementConstraintProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 14) {
          return elementBuilder_.getMessage();
        }
        return com.google.ortools.sat.ElementConstraintProto.getDefaultInstance();
      }
    }
    public Builder setElement(com.google.ortools.sat.ElementConstraintProto value) {
      if (elementBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        elementBuilder_.setMessage(value);
      }
      constraintCase_ = 14;
      return this;
    }
    public Builder setElement(
        com.google.ortools.sat.ElementConstraintProto.Builder builderForValue) {
      if (elementBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        elementBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 14;
      return this;
    }
    public Builder mergeElement(com.google.ortools.sat.ElementConstraintProto value) {
      if (elementBuilder_ == null) {
        if (constraintCase_ == 14 &&
            constraint_ != com.google.ortools.sat.ElementConstraintProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.ElementConstraintProto.newBuilder((com.google.ortools.sat.ElementConstraintProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 14) {
          elementBuilder_.mergeFrom(value);
        }
        elementBuilder_.setMessage(value);
      }
      constraintCase_ = 14;
      return this;
    }
    public Builder clearElement() {
      if (elementBuilder_ == null) {
        if (constraintCase_ == 14) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 14) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        elementBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.ElementConstraintProto.Builder getElementBuilder() {
      return getElementFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.ElementConstraintProtoOrBuilder getElementOrBuilder() {
      if ((constraintCase_ == 14) && (elementBuilder_ != null)) {
        return elementBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 14) {
          return (com.google.ortools.sat.ElementConstraintProto) constraint_;
        }
        return com.google.ortools.sat.ElementConstraintProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.ElementConstraintProto, com.google.ortools.sat.ElementConstraintProto.Builder, com.google.ortools.sat.ElementConstraintProtoOrBuilder> 
        getElementFieldBuilder() {
      if (elementBuilder_ == null) {
        if (!(constraintCase_ == 14)) {
          constraint_ = com.google.ortools.sat.ElementConstraintProto.getDefaultInstance();
        }
        elementBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.ElementConstraintProto, com.google.ortools.sat.ElementConstraintProto.Builder, com.google.ortools.sat.ElementConstraintProtoOrBuilder>(
                (com.google.ortools.sat.ElementConstraintProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 14;
      onChanged();;
      return elementBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.CircuitConstraintProto, com.google.ortools.sat.CircuitConstraintProto.Builder, com.google.ortools.sat.CircuitConstraintProtoOrBuilder> circuitBuilder_;
    @java.lang.Override
    public boolean hasCircuit() {
      return constraintCase_ == 15;
    }
    @java.lang.Override
    public com.google.ortools.sat.CircuitConstraintProto getCircuit() {
      if (circuitBuilder_ == null) {
        if (constraintCase_ == 15) {
          return (com.google.ortools.sat.CircuitConstraintProto) constraint_;
        }
        return com.google.ortools.sat.CircuitConstraintProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 15) {
          return circuitBuilder_.getMessage();
        }
        return com.google.ortools.sat.CircuitConstraintProto.getDefaultInstance();
      }
    }
    public Builder setCircuit(com.google.ortools.sat.CircuitConstraintProto value) {
      if (circuitBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        circuitBuilder_.setMessage(value);
      }
      constraintCase_ = 15;
      return this;
    }
    public Builder setCircuit(
        com.google.ortools.sat.CircuitConstraintProto.Builder builderForValue) {
      if (circuitBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        circuitBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 15;
      return this;
    }
    public Builder mergeCircuit(com.google.ortools.sat.CircuitConstraintProto value) {
      if (circuitBuilder_ == null) {
        if (constraintCase_ == 15 &&
            constraint_ != com.google.ortools.sat.CircuitConstraintProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.CircuitConstraintProto.newBuilder((com.google.ortools.sat.CircuitConstraintProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 15) {
          circuitBuilder_.mergeFrom(value);
        }
        circuitBuilder_.setMessage(value);
      }
      constraintCase_ = 15;
      return this;
    }
    public Builder clearCircuit() {
      if (circuitBuilder_ == null) {
        if (constraintCase_ == 15) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 15) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        circuitBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.CircuitConstraintProto.Builder getCircuitBuilder() {
      return getCircuitFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.CircuitConstraintProtoOrBuilder getCircuitOrBuilder() {
      if ((constraintCase_ == 15) && (circuitBuilder_ != null)) {
        return circuitBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 15) {
          return (com.google.ortools.sat.CircuitConstraintProto) constraint_;
        }
        return com.google.ortools.sat.CircuitConstraintProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.CircuitConstraintProto, com.google.ortools.sat.CircuitConstraintProto.Builder, com.google.ortools.sat.CircuitConstraintProtoOrBuilder> 
        getCircuitFieldBuilder() {
      if (circuitBuilder_ == null) {
        if (!(constraintCase_ == 15)) {
          constraint_ = com.google.ortools.sat.CircuitConstraintProto.getDefaultInstance();
        }
        circuitBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.CircuitConstraintProto, com.google.ortools.sat.CircuitConstraintProto.Builder, com.google.ortools.sat.CircuitConstraintProtoOrBuilder>(
                (com.google.ortools.sat.CircuitConstraintProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 15;
      onChanged();;
      return circuitBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.RoutesConstraintProto, com.google.ortools.sat.RoutesConstraintProto.Builder, com.google.ortools.sat.RoutesConstraintProtoOrBuilder> routesBuilder_;
    @java.lang.Override
    public boolean hasRoutes() {
      return constraintCase_ == 23;
    }
    @java.lang.Override
    public com.google.ortools.sat.RoutesConstraintProto getRoutes() {
      if (routesBuilder_ == null) {
        if (constraintCase_ == 23) {
          return (com.google.ortools.sat.RoutesConstraintProto) constraint_;
        }
        return com.google.ortools.sat.RoutesConstraintProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 23) {
          return routesBuilder_.getMessage();
        }
        return com.google.ortools.sat.RoutesConstraintProto.getDefaultInstance();
      }
    }
    public Builder setRoutes(com.google.ortools.sat.RoutesConstraintProto value) {
      if (routesBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        routesBuilder_.setMessage(value);
      }
      constraintCase_ = 23;
      return this;
    }
    public Builder setRoutes(
        com.google.ortools.sat.RoutesConstraintProto.Builder builderForValue) {
      if (routesBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        routesBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 23;
      return this;
    }
    public Builder mergeRoutes(com.google.ortools.sat.RoutesConstraintProto value) {
      if (routesBuilder_ == null) {
        if (constraintCase_ == 23 &&
            constraint_ != com.google.ortools.sat.RoutesConstraintProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.RoutesConstraintProto.newBuilder((com.google.ortools.sat.RoutesConstraintProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 23) {
          routesBuilder_.mergeFrom(value);
        }
        routesBuilder_.setMessage(value);
      }
      constraintCase_ = 23;
      return this;
    }
    public Builder clearRoutes() {
      if (routesBuilder_ == null) {
        if (constraintCase_ == 23) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 23) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        routesBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.RoutesConstraintProto.Builder getRoutesBuilder() {
      return getRoutesFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.RoutesConstraintProtoOrBuilder getRoutesOrBuilder() {
      if ((constraintCase_ == 23) && (routesBuilder_ != null)) {
        return routesBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 23) {
          return (com.google.ortools.sat.RoutesConstraintProto) constraint_;
        }
        return com.google.ortools.sat.RoutesConstraintProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.RoutesConstraintProto, com.google.ortools.sat.RoutesConstraintProto.Builder, com.google.ortools.sat.RoutesConstraintProtoOrBuilder> 
        getRoutesFieldBuilder() {
      if (routesBuilder_ == null) {
        if (!(constraintCase_ == 23)) {
          constraint_ = com.google.ortools.sat.RoutesConstraintProto.getDefaultInstance();
        }
        routesBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.RoutesConstraintProto, com.google.ortools.sat.RoutesConstraintProto.Builder, com.google.ortools.sat.RoutesConstraintProtoOrBuilder>(
                (com.google.ortools.sat.RoutesConstraintProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 23;
      onChanged();;
      return routesBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.CircuitCoveringConstraintProto, com.google.ortools.sat.CircuitCoveringConstraintProto.Builder, com.google.ortools.sat.CircuitCoveringConstraintProtoOrBuilder> circuitCoveringBuilder_;
    @java.lang.Override
    public boolean hasCircuitCovering() {
      return constraintCase_ == 25;
    }
    @java.lang.Override
    public com.google.ortools.sat.CircuitCoveringConstraintProto getCircuitCovering() {
      if (circuitCoveringBuilder_ == null) {
        if (constraintCase_ == 25) {
          return (com.google.ortools.sat.CircuitCoveringConstraintProto) constraint_;
        }
        return com.google.ortools.sat.CircuitCoveringConstraintProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 25) {
          return circuitCoveringBuilder_.getMessage();
        }
        return com.google.ortools.sat.CircuitCoveringConstraintProto.getDefaultInstance();
      }
    }
    public Builder setCircuitCovering(com.google.ortools.sat.CircuitCoveringConstraintProto value) {
      if (circuitCoveringBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        circuitCoveringBuilder_.setMessage(value);
      }
      constraintCase_ = 25;
      return this;
    }
    public Builder setCircuitCovering(
        com.google.ortools.sat.CircuitCoveringConstraintProto.Builder builderForValue) {
      if (circuitCoveringBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        circuitCoveringBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 25;
      return this;
    }
    public Builder mergeCircuitCovering(com.google.ortools.sat.CircuitCoveringConstraintProto value) {
      if (circuitCoveringBuilder_ == null) {
        if (constraintCase_ == 25 &&
            constraint_ != com.google.ortools.sat.CircuitCoveringConstraintProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.CircuitCoveringConstraintProto.newBuilder((com.google.ortools.sat.CircuitCoveringConstraintProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 25) {
          circuitCoveringBuilder_.mergeFrom(value);
        }
        circuitCoveringBuilder_.setMessage(value);
      }
      constraintCase_ = 25;
      return this;
    }
    public Builder clearCircuitCovering() {
      if (circuitCoveringBuilder_ == null) {
        if (constraintCase_ == 25) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 25) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        circuitCoveringBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.CircuitCoveringConstraintProto.Builder getCircuitCoveringBuilder() {
      return getCircuitCoveringFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.CircuitCoveringConstraintProtoOrBuilder getCircuitCoveringOrBuilder() {
      if ((constraintCase_ == 25) && (circuitCoveringBuilder_ != null)) {
        return circuitCoveringBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 25) {
          return (com.google.ortools.sat.CircuitCoveringConstraintProto) constraint_;
        }
        return com.google.ortools.sat.CircuitCoveringConstraintProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.CircuitCoveringConstraintProto, com.google.ortools.sat.CircuitCoveringConstraintProto.Builder, com.google.ortools.sat.CircuitCoveringConstraintProtoOrBuilder> 
        getCircuitCoveringFieldBuilder() {
      if (circuitCoveringBuilder_ == null) {
        if (!(constraintCase_ == 25)) {
          constraint_ = com.google.ortools.sat.CircuitCoveringConstraintProto.getDefaultInstance();
        }
        circuitCoveringBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.CircuitCoveringConstraintProto, com.google.ortools.sat.CircuitCoveringConstraintProto.Builder, com.google.ortools.sat.CircuitCoveringConstraintProtoOrBuilder>(
                (com.google.ortools.sat.CircuitCoveringConstraintProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 25;
      onChanged();;
      return circuitCoveringBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.TableConstraintProto, com.google.ortools.sat.TableConstraintProto.Builder, com.google.ortools.sat.TableConstraintProtoOrBuilder> tableBuilder_;
    @java.lang.Override
    public boolean hasTable() {
      return constraintCase_ == 16;
    }
    @java.lang.Override
    public com.google.ortools.sat.TableConstraintProto getTable() {
      if (tableBuilder_ == null) {
        if (constraintCase_ == 16) {
          return (com.google.ortools.sat.TableConstraintProto) constraint_;
        }
        return com.google.ortools.sat.TableConstraintProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 16) {
          return tableBuilder_.getMessage();
        }
        return com.google.ortools.sat.TableConstraintProto.getDefaultInstance();
      }
    }
    public Builder setTable(com.google.ortools.sat.TableConstraintProto value) {
      if (tableBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        tableBuilder_.setMessage(value);
      }
      constraintCase_ = 16;
      return this;
    }
    public Builder setTable(
        com.google.ortools.sat.TableConstraintProto.Builder builderForValue) {
      if (tableBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        tableBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 16;
      return this;
    }
    public Builder mergeTable(com.google.ortools.sat.TableConstraintProto value) {
      if (tableBuilder_ == null) {
        if (constraintCase_ == 16 &&
            constraint_ != com.google.ortools.sat.TableConstraintProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.TableConstraintProto.newBuilder((com.google.ortools.sat.TableConstraintProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 16) {
          tableBuilder_.mergeFrom(value);
        }
        tableBuilder_.setMessage(value);
      }
      constraintCase_ = 16;
      return this;
    }
    public Builder clearTable() {
      if (tableBuilder_ == null) {
        if (constraintCase_ == 16) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 16) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        tableBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.TableConstraintProto.Builder getTableBuilder() {
      return getTableFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.TableConstraintProtoOrBuilder getTableOrBuilder() {
      if ((constraintCase_ == 16) && (tableBuilder_ != null)) {
        return tableBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 16) {
          return (com.google.ortools.sat.TableConstraintProto) constraint_;
        }
        return com.google.ortools.sat.TableConstraintProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.TableConstraintProto, com.google.ortools.sat.TableConstraintProto.Builder, com.google.ortools.sat.TableConstraintProtoOrBuilder> 
        getTableFieldBuilder() {
      if (tableBuilder_ == null) {
        if (!(constraintCase_ == 16)) {
          constraint_ = com.google.ortools.sat.TableConstraintProto.getDefaultInstance();
        }
        tableBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.TableConstraintProto, com.google.ortools.sat.TableConstraintProto.Builder, com.google.ortools.sat.TableConstraintProtoOrBuilder>(
                (com.google.ortools.sat.TableConstraintProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 16;
      onChanged();;
      return tableBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.AutomatonConstraintProto, com.google.ortools.sat.AutomatonConstraintProto.Builder, com.google.ortools.sat.AutomatonConstraintProtoOrBuilder> automatonBuilder_;
    @java.lang.Override
    public boolean hasAutomaton() {
      return constraintCase_ == 17;
    }
    @java.lang.Override
    public com.google.ortools.sat.AutomatonConstraintProto getAutomaton() {
      if (automatonBuilder_ == null) {
        if (constraintCase_ == 17) {
          return (com.google.ortools.sat.AutomatonConstraintProto) constraint_;
        }
        return com.google.ortools.sat.AutomatonConstraintProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 17) {
          return automatonBuilder_.getMessage();
        }
        return com.google.ortools.sat.AutomatonConstraintProto.getDefaultInstance();
      }
    }
    public Builder setAutomaton(com.google.ortools.sat.AutomatonConstraintProto value) {
      if (automatonBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        automatonBuilder_.setMessage(value);
      }
      constraintCase_ = 17;
      return this;
    }
    public Builder setAutomaton(
        com.google.ortools.sat.AutomatonConstraintProto.Builder builderForValue) {
      if (automatonBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        automatonBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 17;
      return this;
    }
    public Builder mergeAutomaton(com.google.ortools.sat.AutomatonConstraintProto value) {
      if (automatonBuilder_ == null) {
        if (constraintCase_ == 17 &&
            constraint_ != com.google.ortools.sat.AutomatonConstraintProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.AutomatonConstraintProto.newBuilder((com.google.ortools.sat.AutomatonConstraintProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 17) {
          automatonBuilder_.mergeFrom(value);
        }
        automatonBuilder_.setMessage(value);
      }
      constraintCase_ = 17;
      return this;
    }
    public Builder clearAutomaton() {
      if (automatonBuilder_ == null) {
        if (constraintCase_ == 17) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 17) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        automatonBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.AutomatonConstraintProto.Builder getAutomatonBuilder() {
      return getAutomatonFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.AutomatonConstraintProtoOrBuilder getAutomatonOrBuilder() {
      if ((constraintCase_ == 17) && (automatonBuilder_ != null)) {
        return automatonBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 17) {
          return (com.google.ortools.sat.AutomatonConstraintProto) constraint_;
        }
        return com.google.ortools.sat.AutomatonConstraintProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.AutomatonConstraintProto, com.google.ortools.sat.AutomatonConstraintProto.Builder, com.google.ortools.sat.AutomatonConstraintProtoOrBuilder> 
        getAutomatonFieldBuilder() {
      if (automatonBuilder_ == null) {
        if (!(constraintCase_ == 17)) {
          constraint_ = com.google.ortools.sat.AutomatonConstraintProto.getDefaultInstance();
        }
        automatonBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.AutomatonConstraintProto, com.google.ortools.sat.AutomatonConstraintProto.Builder, com.google.ortools.sat.AutomatonConstraintProtoOrBuilder>(
                (com.google.ortools.sat.AutomatonConstraintProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 17;
      onChanged();;
      return automatonBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.InverseConstraintProto, com.google.ortools.sat.InverseConstraintProto.Builder, com.google.ortools.sat.InverseConstraintProtoOrBuilder> inverseBuilder_;
    @java.lang.Override
    public boolean hasInverse() {
      return constraintCase_ == 18;
    }
    @java.lang.Override
    public com.google.ortools.sat.InverseConstraintProto getInverse() {
      if (inverseBuilder_ == null) {
        if (constraintCase_ == 18) {
          return (com.google.ortools.sat.InverseConstraintProto) constraint_;
        }
        return com.google.ortools.sat.InverseConstraintProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 18) {
          return inverseBuilder_.getMessage();
        }
        return com.google.ortools.sat.InverseConstraintProto.getDefaultInstance();
      }
    }
    public Builder setInverse(com.google.ortools.sat.InverseConstraintProto value) {
      if (inverseBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        inverseBuilder_.setMessage(value);
      }
      constraintCase_ = 18;
      return this;
    }
    public Builder setInverse(
        com.google.ortools.sat.InverseConstraintProto.Builder builderForValue) {
      if (inverseBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        inverseBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 18;
      return this;
    }
    public Builder mergeInverse(com.google.ortools.sat.InverseConstraintProto value) {
      if (inverseBuilder_ == null) {
        if (constraintCase_ == 18 &&
            constraint_ != com.google.ortools.sat.InverseConstraintProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.InverseConstraintProto.newBuilder((com.google.ortools.sat.InverseConstraintProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 18) {
          inverseBuilder_.mergeFrom(value);
        }
        inverseBuilder_.setMessage(value);
      }
      constraintCase_ = 18;
      return this;
    }
    public Builder clearInverse() {
      if (inverseBuilder_ == null) {
        if (constraintCase_ == 18) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 18) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        inverseBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.InverseConstraintProto.Builder getInverseBuilder() {
      return getInverseFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.InverseConstraintProtoOrBuilder getInverseOrBuilder() {
      if ((constraintCase_ == 18) && (inverseBuilder_ != null)) {
        return inverseBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 18) {
          return (com.google.ortools.sat.InverseConstraintProto) constraint_;
        }
        return com.google.ortools.sat.InverseConstraintProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.InverseConstraintProto, com.google.ortools.sat.InverseConstraintProto.Builder, com.google.ortools.sat.InverseConstraintProtoOrBuilder> 
        getInverseFieldBuilder() {
      if (inverseBuilder_ == null) {
        if (!(constraintCase_ == 18)) {
          constraint_ = com.google.ortools.sat.InverseConstraintProto.getDefaultInstance();
        }
        inverseBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.InverseConstraintProto, com.google.ortools.sat.InverseConstraintProto.Builder, com.google.ortools.sat.InverseConstraintProtoOrBuilder>(
                (com.google.ortools.sat.InverseConstraintProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 18;
      onChanged();;
      return inverseBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.ReservoirConstraintProto, com.google.ortools.sat.ReservoirConstraintProto.Builder, com.google.ortools.sat.ReservoirConstraintProtoOrBuilder> reservoirBuilder_;
    @java.lang.Override
    public boolean hasReservoir() {
      return constraintCase_ == 24;
    }
    @java.lang.Override
    public com.google.ortools.sat.ReservoirConstraintProto getReservoir() {
      if (reservoirBuilder_ == null) {
        if (constraintCase_ == 24) {
          return (com.google.ortools.sat.ReservoirConstraintProto) constraint_;
        }
        return com.google.ortools.sat.ReservoirConstraintProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 24) {
          return reservoirBuilder_.getMessage();
        }
        return com.google.ortools.sat.ReservoirConstraintProto.getDefaultInstance();
      }
    }
    public Builder setReservoir(com.google.ortools.sat.ReservoirConstraintProto value) {
      if (reservoirBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        reservoirBuilder_.setMessage(value);
      }
      constraintCase_ = 24;
      return this;
    }
    public Builder setReservoir(
        com.google.ortools.sat.ReservoirConstraintProto.Builder builderForValue) {
      if (reservoirBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        reservoirBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 24;
      return this;
    }
    public Builder mergeReservoir(com.google.ortools.sat.ReservoirConstraintProto value) {
      if (reservoirBuilder_ == null) {
        if (constraintCase_ == 24 &&
            constraint_ != com.google.ortools.sat.ReservoirConstraintProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.ReservoirConstraintProto.newBuilder((com.google.ortools.sat.ReservoirConstraintProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 24) {
          reservoirBuilder_.mergeFrom(value);
        }
        reservoirBuilder_.setMessage(value);
      }
      constraintCase_ = 24;
      return this;
    }
    public Builder clearReservoir() {
      if (reservoirBuilder_ == null) {
        if (constraintCase_ == 24) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 24) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        reservoirBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.ReservoirConstraintProto.Builder getReservoirBuilder() {
      return getReservoirFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.ReservoirConstraintProtoOrBuilder getReservoirOrBuilder() {
      if ((constraintCase_ == 24) && (reservoirBuilder_ != null)) {
        return reservoirBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 24) {
          return (com.google.ortools.sat.ReservoirConstraintProto) constraint_;
        }
        return com.google.ortools.sat.ReservoirConstraintProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.ReservoirConstraintProto, com.google.ortools.sat.ReservoirConstraintProto.Builder, com.google.ortools.sat.ReservoirConstraintProtoOrBuilder> 
        getReservoirFieldBuilder() {
      if (reservoirBuilder_ == null) {
        if (!(constraintCase_ == 24)) {
          constraint_ = com.google.ortools.sat.ReservoirConstraintProto.getDefaultInstance();
        }
        reservoirBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.ReservoirConstraintProto, com.google.ortools.sat.ReservoirConstraintProto.Builder, com.google.ortools.sat.ReservoirConstraintProtoOrBuilder>(
                (com.google.ortools.sat.ReservoirConstraintProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 24;
      onChanged();;
      return reservoirBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.IntervalConstraintProto, com.google.ortools.sat.IntervalConstraintProto.Builder, com.google.ortools.sat.IntervalConstraintProtoOrBuilder> intervalBuilder_;
    @java.lang.Override
    public boolean hasInterval() {
      return constraintCase_ == 19;
    }
    @java.lang.Override
    public com.google.ortools.sat.IntervalConstraintProto getInterval() {
      if (intervalBuilder_ == null) {
        if (constraintCase_ == 19) {
          return (com.google.ortools.sat.IntervalConstraintProto) constraint_;
        }
        return com.google.ortools.sat.IntervalConstraintProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 19) {
          return intervalBuilder_.getMessage();
        }
        return com.google.ortools.sat.IntervalConstraintProto.getDefaultInstance();
      }
    }
    public Builder setInterval(com.google.ortools.sat.IntervalConstraintProto value) {
      if (intervalBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        intervalBuilder_.setMessage(value);
      }
      constraintCase_ = 19;
      return this;
    }
    public Builder setInterval(
        com.google.ortools.sat.IntervalConstraintProto.Builder builderForValue) {
      if (intervalBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        intervalBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 19;
      return this;
    }
    public Builder mergeInterval(com.google.ortools.sat.IntervalConstraintProto value) {
      if (intervalBuilder_ == null) {
        if (constraintCase_ == 19 &&
            constraint_ != com.google.ortools.sat.IntervalConstraintProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.IntervalConstraintProto.newBuilder((com.google.ortools.sat.IntervalConstraintProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 19) {
          intervalBuilder_.mergeFrom(value);
        }
        intervalBuilder_.setMessage(value);
      }
      constraintCase_ = 19;
      return this;
    }
    public Builder clearInterval() {
      if (intervalBuilder_ == null) {
        if (constraintCase_ == 19) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 19) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        intervalBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.IntervalConstraintProto.Builder getIntervalBuilder() {
      return getIntervalFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.IntervalConstraintProtoOrBuilder getIntervalOrBuilder() {
      if ((constraintCase_ == 19) && (intervalBuilder_ != null)) {
        return intervalBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 19) {
          return (com.google.ortools.sat.IntervalConstraintProto) constraint_;
        }
        return com.google.ortools.sat.IntervalConstraintProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.IntervalConstraintProto, com.google.ortools.sat.IntervalConstraintProto.Builder, com.google.ortools.sat.IntervalConstraintProtoOrBuilder> 
        getIntervalFieldBuilder() {
      if (intervalBuilder_ == null) {
        if (!(constraintCase_ == 19)) {
          constraint_ = com.google.ortools.sat.IntervalConstraintProto.getDefaultInstance();
        }
        intervalBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.IntervalConstraintProto, com.google.ortools.sat.IntervalConstraintProto.Builder, com.google.ortools.sat.IntervalConstraintProtoOrBuilder>(
                (com.google.ortools.sat.IntervalConstraintProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 19;
      onChanged();;
      return intervalBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.NoOverlapConstraintProto, com.google.ortools.sat.NoOverlapConstraintProto.Builder, com.google.ortools.sat.NoOverlapConstraintProtoOrBuilder> noOverlapBuilder_;
    @java.lang.Override
    public boolean hasNoOverlap() {
      return constraintCase_ == 20;
    }
    @java.lang.Override
    public com.google.ortools.sat.NoOverlapConstraintProto getNoOverlap() {
      if (noOverlapBuilder_ == null) {
        if (constraintCase_ == 20) {
          return (com.google.ortools.sat.NoOverlapConstraintProto) constraint_;
        }
        return com.google.ortools.sat.NoOverlapConstraintProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 20) {
          return noOverlapBuilder_.getMessage();
        }
        return com.google.ortools.sat.NoOverlapConstraintProto.getDefaultInstance();
      }
    }
    public Builder setNoOverlap(com.google.ortools.sat.NoOverlapConstraintProto value) {
      if (noOverlapBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        noOverlapBuilder_.setMessage(value);
      }
      constraintCase_ = 20;
      return this;
    }
    public Builder setNoOverlap(
        com.google.ortools.sat.NoOverlapConstraintProto.Builder builderForValue) {
      if (noOverlapBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        noOverlapBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 20;
      return this;
    }
    public Builder mergeNoOverlap(com.google.ortools.sat.NoOverlapConstraintProto value) {
      if (noOverlapBuilder_ == null) {
        if (constraintCase_ == 20 &&
            constraint_ != com.google.ortools.sat.NoOverlapConstraintProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.NoOverlapConstraintProto.newBuilder((com.google.ortools.sat.NoOverlapConstraintProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 20) {
          noOverlapBuilder_.mergeFrom(value);
        }
        noOverlapBuilder_.setMessage(value);
      }
      constraintCase_ = 20;
      return this;
    }
    public Builder clearNoOverlap() {
      if (noOverlapBuilder_ == null) {
        if (constraintCase_ == 20) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 20) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        noOverlapBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.NoOverlapConstraintProto.Builder getNoOverlapBuilder() {
      return getNoOverlapFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.NoOverlapConstraintProtoOrBuilder getNoOverlapOrBuilder() {
      if ((constraintCase_ == 20) && (noOverlapBuilder_ != null)) {
        return noOverlapBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 20) {
          return (com.google.ortools.sat.NoOverlapConstraintProto) constraint_;
        }
        return com.google.ortools.sat.NoOverlapConstraintProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.NoOverlapConstraintProto, com.google.ortools.sat.NoOverlapConstraintProto.Builder, com.google.ortools.sat.NoOverlapConstraintProtoOrBuilder> 
        getNoOverlapFieldBuilder() {
      if (noOverlapBuilder_ == null) {
        if (!(constraintCase_ == 20)) {
          constraint_ = com.google.ortools.sat.NoOverlapConstraintProto.getDefaultInstance();
        }
        noOverlapBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.NoOverlapConstraintProto, com.google.ortools.sat.NoOverlapConstraintProto.Builder, com.google.ortools.sat.NoOverlapConstraintProtoOrBuilder>(
                (com.google.ortools.sat.NoOverlapConstraintProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 20;
      onChanged();;
      return noOverlapBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.NoOverlap2DConstraintProto, com.google.ortools.sat.NoOverlap2DConstraintProto.Builder, com.google.ortools.sat.NoOverlap2DConstraintProtoOrBuilder> noOverlap2DBuilder_;
    @java.lang.Override
    public boolean hasNoOverlap2D() {
      return constraintCase_ == 21;
    }
    @java.lang.Override
    public com.google.ortools.sat.NoOverlap2DConstraintProto getNoOverlap2D() {
      if (noOverlap2DBuilder_ == null) {
        if (constraintCase_ == 21) {
          return (com.google.ortools.sat.NoOverlap2DConstraintProto) constraint_;
        }
        return com.google.ortools.sat.NoOverlap2DConstraintProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 21) {
          return noOverlap2DBuilder_.getMessage();
        }
        return com.google.ortools.sat.NoOverlap2DConstraintProto.getDefaultInstance();
      }
    }
    public Builder setNoOverlap2D(com.google.ortools.sat.NoOverlap2DConstraintProto value) {
      if (noOverlap2DBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        noOverlap2DBuilder_.setMessage(value);
      }
      constraintCase_ = 21;
      return this;
    }
    public Builder setNoOverlap2D(
        com.google.ortools.sat.NoOverlap2DConstraintProto.Builder builderForValue) {
      if (noOverlap2DBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        noOverlap2DBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 21;
      return this;
    }
    public Builder mergeNoOverlap2D(com.google.ortools.sat.NoOverlap2DConstraintProto value) {
      if (noOverlap2DBuilder_ == null) {
        if (constraintCase_ == 21 &&
            constraint_ != com.google.ortools.sat.NoOverlap2DConstraintProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.NoOverlap2DConstraintProto.newBuilder((com.google.ortools.sat.NoOverlap2DConstraintProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 21) {
          noOverlap2DBuilder_.mergeFrom(value);
        }
        noOverlap2DBuilder_.setMessage(value);
      }
      constraintCase_ = 21;
      return this;
    }
    public Builder clearNoOverlap2D() {
      if (noOverlap2DBuilder_ == null) {
        if (constraintCase_ == 21) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 21) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        noOverlap2DBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.NoOverlap2DConstraintProto.Builder getNoOverlap2DBuilder() {
      return getNoOverlap2DFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.NoOverlap2DConstraintProtoOrBuilder getNoOverlap2DOrBuilder() {
      if ((constraintCase_ == 21) && (noOverlap2DBuilder_ != null)) {
        return noOverlap2DBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 21) {
          return (com.google.ortools.sat.NoOverlap2DConstraintProto) constraint_;
        }
        return com.google.ortools.sat.NoOverlap2DConstraintProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.NoOverlap2DConstraintProto, com.google.ortools.sat.NoOverlap2DConstraintProto.Builder, com.google.ortools.sat.NoOverlap2DConstraintProtoOrBuilder> 
        getNoOverlap2DFieldBuilder() {
      if (noOverlap2DBuilder_ == null) {
        if (!(constraintCase_ == 21)) {
          constraint_ = com.google.ortools.sat.NoOverlap2DConstraintProto.getDefaultInstance();
        }
        noOverlap2DBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.NoOverlap2DConstraintProto, com.google.ortools.sat.NoOverlap2DConstraintProto.Builder, com.google.ortools.sat.NoOverlap2DConstraintProtoOrBuilder>(
                (com.google.ortools.sat.NoOverlap2DConstraintProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 21;
      onChanged();;
      return noOverlap2DBuilder_;
    }
 
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.CumulativeConstraintProto, com.google.ortools.sat.CumulativeConstraintProto.Builder, com.google.ortools.sat.CumulativeConstraintProtoOrBuilder> cumulativeBuilder_;
    @java.lang.Override
    public boolean hasCumulative() {
      return constraintCase_ == 22;
    }
    @java.lang.Override
    public com.google.ortools.sat.CumulativeConstraintProto getCumulative() {
      if (cumulativeBuilder_ == null) {
        if (constraintCase_ == 22) {
          return (com.google.ortools.sat.CumulativeConstraintProto) constraint_;
        }
        return com.google.ortools.sat.CumulativeConstraintProto.getDefaultInstance();
      } else {
        if (constraintCase_ == 22) {
          return cumulativeBuilder_.getMessage();
        }
        return com.google.ortools.sat.CumulativeConstraintProto.getDefaultInstance();
      }
    }
    public Builder setCumulative(com.google.ortools.sat.CumulativeConstraintProto value) {
      if (cumulativeBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        constraint_ = value;
        onChanged();
      } else {
        cumulativeBuilder_.setMessage(value);
      }
      constraintCase_ = 22;
      return this;
    }
    public Builder setCumulative(
        com.google.ortools.sat.CumulativeConstraintProto.Builder builderForValue) {
      if (cumulativeBuilder_ == null) {
        constraint_ = builderForValue.build();
        onChanged();
      } else {
        cumulativeBuilder_.setMessage(builderForValue.build());
      }
      constraintCase_ = 22;
      return this;
    }
    public Builder mergeCumulative(com.google.ortools.sat.CumulativeConstraintProto value) {
      if (cumulativeBuilder_ == null) {
        if (constraintCase_ == 22 &&
            constraint_ != com.google.ortools.sat.CumulativeConstraintProto.getDefaultInstance()) {
          constraint_ = com.google.ortools.sat.CumulativeConstraintProto.newBuilder((com.google.ortools.sat.CumulativeConstraintProto) constraint_)
              .mergeFrom(value).buildPartial();
        } else {
          constraint_ = value;
        }
        onChanged();
      } else {
        if (constraintCase_ == 22) {
          cumulativeBuilder_.mergeFrom(value);
        }
        cumulativeBuilder_.setMessage(value);
      }
      constraintCase_ = 22;
      return this;
    }
    public Builder clearCumulative() {
      if (cumulativeBuilder_ == null) {
        if (constraintCase_ == 22) {
          constraintCase_ = 0;
          constraint_ = null;
          onChanged();
        }
      } else {
        if (constraintCase_ == 22) {
          constraintCase_ = 0;
          constraint_ = null;
        }
        cumulativeBuilder_.clear();
      }
      return this;
    }
    public com.google.ortools.sat.CumulativeConstraintProto.Builder getCumulativeBuilder() {
      return getCumulativeFieldBuilder().getBuilder();
    }
    @java.lang.Override
    public com.google.ortools.sat.CumulativeConstraintProtoOrBuilder getCumulativeOrBuilder() {
      if ((constraintCase_ == 22) && (cumulativeBuilder_ != null)) {
        return cumulativeBuilder_.getMessageOrBuilder();
      } else {
        if (constraintCase_ == 22) {
          return (com.google.ortools.sat.CumulativeConstraintProto) constraint_;
        }
        return com.google.ortools.sat.CumulativeConstraintProto.getDefaultInstance();
      }
    }
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.ortools.sat.CumulativeConstraintProto, com.google.ortools.sat.CumulativeConstraintProto.Builder, com.google.ortools.sat.CumulativeConstraintProtoOrBuilder> 
        getCumulativeFieldBuilder() {
      if (cumulativeBuilder_ == null) {
        if (!(constraintCase_ == 22)) {
          constraint_ = com.google.ortools.sat.CumulativeConstraintProto.getDefaultInstance();
        }
        cumulativeBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.ortools.sat.CumulativeConstraintProto, com.google.ortools.sat.CumulativeConstraintProto.Builder, com.google.ortools.sat.CumulativeConstraintProtoOrBuilder>(
                (com.google.ortools.sat.CumulativeConstraintProto) constraint_,
                getParentForChildren(),
                isClean());
        constraint_ = null;
      }
      constraintCase_ = 22;
      onChanged();;
      return cumulativeBuilder_;
    }
    @java.lang.Override
    public final Builder setUnknownFields(
        final com.google.protobuf.UnknownFieldSet unknownFields) {
      return super.setUnknownFields(unknownFields);
    }
 
    @java.lang.Override
    public final Builder mergeUnknownFields(
        final com.google.protobuf.UnknownFieldSet unknownFields) {
      return super.mergeUnknownFields(unknownFields);
    }
 
 
    // @@protoc_insertion_point(builder_scope:operations_research.sat.ConstraintProto)
  }
 
  // @@protoc_insertion_point(class_scope:operations_research.sat.ConstraintProto)
  private static final com.google.ortools.sat.ConstraintProto DEFAULT_INSTANCE;
  static {
    DEFAULT_INSTANCE = new com.google.ortools.sat.ConstraintProto();
  }
 
  public static com.google.ortools.sat.ConstraintProto getDefaultInstance() {
    return DEFAULT_INSTANCE;
  }
 
  private static final com.google.protobuf.Parser<ConstraintProto>
      PARSER = new com.google.protobuf.AbstractParser<ConstraintProto>() {
    @java.lang.Override
    public ConstraintProto parsePartialFrom(
        com.google.protobuf.CodedInputStream input,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return new ConstraintProto(input, extensionRegistry);
    }
  };
 
  public static com.google.protobuf.Parser<ConstraintProto> parser() {
    return PARSER;
  }
 
  @java.lang.Override
  public com.google.protobuf.Parser<ConstraintProto> getParserForType() {
    return PARSER;
  }
 
  @java.lang.Override
  public com.google.ortools.sat.ConstraintProto getDefaultInstanceForType() {
    return DEFAULT_INSTANCE;
  }
 
}