org.pkl.config.java.mapper.Tuple2 Maven / Gradle / Ivy
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Fat Jar containing pkl-cli, pkl-codegen-java, pkl-codegen-kotlin, pkl-config-java, pkl-core, pkl-doc, and their shaded third-party dependencies.
/*
* Copyright © 2024 Apple Inc. and the Pkl project authors. All rights reserved.
*
* Licensed 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
*
* https://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.pkl.config.java.mapper;
import java.util.Objects;
import org.pkl.core.util.Nullable;
// avoid name clash with org.pkl.core.Pair
final class Tuple2 {
final S first;
final T second;
private Tuple2(S first, T second) {
this.first = Objects.requireNonNull(first);
this.second = Objects.requireNonNull(second);
}
static Tuple2 of(S first, T second) {
return new Tuple2<>(first, second);
}
@Override
public boolean equals(@Nullable Object obj) {
if (this == obj) return true;
if (!(obj instanceof Tuple2, ?> other)) return false;
return first.equals(other.first) && second.equals(other.second);
}
@Override
public int hashCode() {
return 31 * first.hashCode() + second.hashCode();
}
@Override
public String toString() {
return "Tuple2(" + first + ", " + second + ")";
}
}
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