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package org.eclipse.viatra.solver.data.model.internal;
import java.util.Objects;
import org.eclipse.viatra.solver.data.map.ContinousHashProvider;
import org.eclipse.viatra.solver.data.model.Tuple;
import org.eclipse.viatra.solver.data.model.representation.Relation;
public class SimilarRelationEquivalenceClass {
final ContinousHashProvider<Tuple> hashProvider;
final Object defaultValue;
final int arity;
public SimilarRelationEquivalenceClass(Relation<?> representation) {
this.hashProvider = representation.getHashProvider();
this.defaultValue = representation.getDefaultValue();
this.arity = representation.getArity();
}
@Override
public int hashCode() {
return Objects.hash(arity, defaultValue, hashProvider);
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (!(obj instanceof SimilarRelationEquivalenceClass))
return false;
SimilarRelationEquivalenceClass other = (SimilarRelationEquivalenceClass) obj;
return arity == other.arity && Objects.equals(defaultValue, other.defaultValue)
&& Objects.equals(hashProvider, other.hashProvider);
}
}
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