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implement Bifunctor Pair

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dfsek
2026-01-01 20:15:05 -07:00
parent 47bdd66fe7
commit 86bb4d5a1a
17 changed files with 29 additions and 30 deletions
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14
common/api/src/main/java/com/dfsek/terra/api/util/generic/pair/Pair.java → common/api/src/main/java/com/dfsek/terra/api/util/generic/data/types/Pair.java
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@@ -5,7 +5,9 @@
* reference the LICENSE file in the common/api directory.
*/
package com.dfsek.terra.api.util.generic.pair;
package com.dfsek.terra.api.util.generic.data.types;
import com.dfsek.terra.api.util.generic.data.BiFunctor;
import org.jetbrains.annotations.Contract;
import org.jetbrains.annotations.NotNull;
@@ -17,15 +19,15 @@ import java.util.function.Function;
import java.util.function.Predicate;
public record Pair<L, R>(L left, R right) implements Bifunctor{
public record Pair<L, R>(L left, R right) implements BiFunctor<L, R, Pair<?, ?>> {
private static final Pair<?, ?> NULL = new Pair<>(null, null);
public static <L, R, T> Function<Pair<L, R>, Pair<T, R>> mapLeft(Function<L, T> function) {
return pair -> of(function.apply(pair.left), pair.right);
public <T> Pair<T, R> mapLeft(Function<L, T> function) {
return of(function.apply(left), right);
}
public static <L, R, T> Function<Pair<L, R>, Pair<L, T>> mapRight(Function<R, T> function) {
return pair -> of(pair.left, function.apply(pair.right));
public <T> Pair<L, T> mapRight(Function<R, T> function) {
return of(left, function.apply(right));
}
public static <L> Predicate<Pair<L, ?>> testLeft(Predicate<L> predicate) {

6
common/api/src/main/java/com/dfsek/terra/api/world/biome/generation/CachingBiomeProvider.java
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@@ -6,13 +6,11 @@ import com.github.benmanes.caffeine.cache.Caffeine;
import com.github.benmanes.caffeine.cache.LoadingCache;
import com.github.benmanes.caffeine.cache.Scheduler;
import java.util.Optional;
import com.dfsek.terra.api.Handle;
import com.dfsek.terra.api.util.cache.SeededVector2Key;
import com.dfsek.terra.api.util.cache.SeededVector3Key;
import com.dfsek.terra.api.util.generic.pair.Pair;
import com.dfsek.terra.api.util.generic.pair.Pair.Mutable;
import com.dfsek.terra.api.util.generic.data.types.Pair;
import com.dfsek.terra.api.util.generic.data.types.Pair.Mutable;
import com.dfsek.terra.api.world.biome.Biome;
import static com.dfsek.terra.api.util.cache.CacheUtils.CACHE_EXECUTOR;

2
common/api/src/test/java/util/ColumnTest.java
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@@ -10,7 +10,7 @@ import java.util.stream.Collectors;
import java.util.stream.IntStream;
import com.dfsek.terra.api.util.Column;
import com.dfsek.terra.api.util.generic.pair.Pair;
import com.dfsek.terra.api.util.generic.data.types.Pair;
import com.dfsek.terra.api.util.mutable.MutableInteger;
import static org.junit.jupiter.api.Assertions.*;