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    • org.optaplanner.constraint.streams.drools.common.TriTuple Maven / Gradle / Ivy

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    OptaPlanner solves planning problems. This lightweight, embeddable planning engine implements powerful and scalable algorithms to optimize business resource scheduling and planning. This module contains the Drools implementation of Constraint streams.

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    /*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package org.optaplanner.constraint.streams.drools.common;

import java.util.Arrays;
import java.util.List;
import java.util.Objects;

final class TriTuple implements FactTuple {
    public final A a;
    public final B b;
    public final C c;
    private final int hashCode;

    public TriTuple(A a, B b, C c) {
        this.a = a;
        this.b = b;
        this.c = c;
        this.hashCode = Objects.hash(a, b, c);
    }

    @Override
    public List asList() {
        return Arrays.asList(a, b, c);
    }

    @Override
    public boolean equals(final Object o) {
        if (this == o) {
            return true;
        }
        if (o == null || !Objects.equals(getClass(), o.getClass())) {
            return false;
        }
        final TriTuple other = (TriTuple) o;
        return hashCode == other.hashCode &&
                Objects.equals(a, other.a) &&
                Objects.equals(b, other.b) &&
                Objects.equals(c, other.c);
    }

    @Override
    public int hashCode() {
        return hashCode;
    }

    @Override
    public String toString() {
        return "TriTuple(" + a + ", " + b + ", " + c + ")";
    }

}
    
    
    
    

    




    
    
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