diff --git a/api/src/main/java/net/kyori/adventure/bossbar/BossBarImpl.java b/api/src/main/java/net/kyori/adventure/bossbar/BossBarImpl.java index 4cb0ce446..df4e15a05 100644 --- a/api/src/main/java/net/kyori/adventure/bossbar/BossBarImpl.java +++ b/api/src/main/java/net/kyori/adventure/bossbar/BossBarImpl.java @@ -27,6 +27,7 @@ import java.util.EnumSet; import java.util.List; import java.util.Objects; +import java.util.Optional; import java.util.Set; import java.util.concurrent.CopyOnWriteArrayList; import java.util.function.BiConsumer; @@ -35,8 +36,11 @@ import java.util.stream.Stream; import net.kyori.adventure.internal.Internals; import net.kyori.adventure.text.Component; +import net.kyori.adventure.util.Services; import net.kyori.examination.ExaminableProperty; +import org.jetbrains.annotations.ApiStatus; import org.jetbrains.annotations.NotNull; +import org.jetbrains.annotations.Nullable; import static java.util.Objects.requireNonNull; @@ -48,6 +52,26 @@ final class BossBarImpl extends HackyBossBarPlatformBridge implements BossBar { private Color color; private Overlay overlay; private final Set flags = EnumSet.noneOf(Flag.class); + @Nullable BossBarImplementation implementation; + + @ApiStatus.Internal + static final class ImplementationAccessor { + @SuppressWarnings("OptionalUsedAsFieldOrParameterType") + private static final Optional SERVICE = Services.service(BossBarImplementation.Provider.class); + + private ImplementationAccessor() { + } + + @SuppressWarnings("OptionalGetWithoutIsPresent") + static @NotNull I get(final @NotNull BossBar bar, final @NotNull Class type) { + @Nullable BossBarImplementation implementation = ((BossBarImpl) bar).implementation; + if (implementation == null) { + implementation = SERVICE.get().create(bar); + ((BossBarImpl) bar).implementation = implementation; + } + return type.cast(implementation); + } + } BossBarImpl(final @NotNull Component name, final float progress, final @NotNull Color color, final @NotNull Overlay overlay) { this.name = requireNonNull(name, "name"); diff --git a/api/src/main/java/net/kyori/adventure/bossbar/BossBarImplementation.java b/api/src/main/java/net/kyori/adventure/bossbar/BossBarImplementation.java new file mode 100644 index 000000000..1dcb90958 --- /dev/null +++ b/api/src/main/java/net/kyori/adventure/bossbar/BossBarImplementation.java @@ -0,0 +1,67 @@ +/* + * This file is part of adventure, licensed under the MIT License. + * + * Copyright (c) 2017-2022 KyoriPowered + * + * 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 net.kyori.adventure.bossbar; + +import org.jetbrains.annotations.ApiStatus; +import org.jetbrains.annotations.NotNull; + +/** + * {@link BossBar} internal implementation. + * + * @since 4.12.0 + */ +@ApiStatus.Internal +public interface BossBarImplementation { + /** + * Gets an implementation, and casts it to {@code type}. + * + * @param bar the bossbar + * @param type the implementation type + * @param the implementation type + * @return a {@code I} + * @since 4.12.0 + */ + @ApiStatus.Internal + static @NotNull I get(final @NotNull BossBar bar, final @NotNull Class type) { + return BossBarImpl.ImplementationAccessor.get(bar, type); + } + + /** + * A {@link BossBarImplementation} service provider. + * + * @since 4.12.0 + */ + @ApiStatus.Internal + interface Provider { + /** + * Gets an implementation. + * + * @param bar the bossbar + * @return a {@code I} + * @since 4.12.0 + */ + @ApiStatus.Internal + @NotNull BossBarImplementation create(final @NotNull BossBar bar); + } +}