26 lines
678 B
Java
26 lines
678 B
Java
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package net.minecraft.util;
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import java.util.Objects;
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import java.util.function.Function;
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import javax.annotation.Nullable;
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public class SingleKeyCache<K, V> {
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private final Function<K, V> computeValue;
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@Nullable
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private K cacheKey = (K)null;
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@Nullable
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private V cachedValue;
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public SingleKeyCache(Function<K, V> p_270132_) {
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this.computeValue = p_270132_;
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}
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public V getValue(K p_270953_) {
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if (this.cachedValue == null || !Objects.equals(this.cacheKey, p_270953_)) {
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this.cachedValue = this.computeValue.apply(p_270953_);
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this.cacheKey = p_270953_;
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}
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return this.cachedValue;
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}
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}
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