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/*
* This file is licensed under the MIT License, part of Roughly Enough Items.
* Copyright (c) 2018, 2019, 2020, 2021, 2022, 2023 shedaniel
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
package me.shedaniel.rei.impl.common.util;
import me.shedaniel.rei.api.common.entry.EntryStack;
import me.shedaniel.rei.api.common.util.EntryStacks;
import net.fabricmc.api.EnvType;
import net.fabricmc.api.Environment;
import org.jetbrains.annotations.ApiStatus;
import java.util.Objects;
@ApiStatus.Internal
@Environment(EnvType.CLIENT)
public class HashedEntryStackWrapper {
private final EntryStack<?> stack;
private final long hash;
private final int hashInt;
public HashedEntryStackWrapper(EntryStack<?> stack) {
this.stack = Objects.requireNonNull(stack);
this.hash = EntryStacks.hashExact(stack);
this.hashInt = Long.hashCode(this.hash);
}
public HashedEntryStackWrapper(EntryStack<?> stack, long hash) {
this.stack = Objects.requireNonNull(stack);
this.hash = hash;
this.hashInt = Long.hashCode(this.hash);
}
@Override
public boolean equals(Object o) {
return o instanceof HashedEntryStackWrapper && hash == ((HashedEntryStackWrapper) o).hash;
}
@Override
public int hashCode() {
return hashInt;
}
public boolean isEmpty() {
return stack.isEmpty();
}
public EntryStack<?> unwrap() {
return stack;
}
public long hashExact() {
return hash;
}
public HashedEntryStackWrapper normalize() {
EntryStack<?> normalized = stack.normalize();
long hashExact = EntryStacks.hashExact(normalized);
if (hashExact == hash)
return this;
return new HashedEntryStackWrapper(normalized, hashExact);
}
}
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