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/*
* Copyright (C) 2023 NotEnoughUpdates contributors
*
* This file is part of NotEnoughUpdates.
*
* NotEnoughUpdates is free software: you can redistribute it
* and/or modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation, either
* version 3 of the License, or (at your option) any later version.
*
* NotEnoughUpdates is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with NotEnoughUpdates. If not, see <https://www.gnu.org/licenses/>.
*/
package io.github.moulberry.notenoughupdates.util;
/**
* Wrapper around a {@link T} that implements hashing and equality according to object identity instead of the objects
* default equals implementation.
*/
public final class IdentityCharacteristics<T> {
private final T object;
public IdentityCharacteristics(T object) {
this.object = object;
}
public static <T> IdentityCharacteristics<T> of(T object) {
return new IdentityCharacteristics<>(object);
}
public T getObject() {
return object;
}
@Override
public int hashCode() {
return System.identityHashCode(object);
}
@SuppressWarnings("EqualsWhichDoesntCheckParameterClass")
@Override
public boolean equals(Object obj) {
return obj == object;
}
}
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