mirror of
https://github.com/PaperMC/Paper.git
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258 lines
8.8 KiB
Diff
258 lines
8.8 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Jake Potrebic <jake.m.potrebic@gmail.com>
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Date: Fri, 26 May 2023 18:14:44 -0700
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Subject: [PATCH] Code Generation
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Currently includes generated key holder classes for types
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used in the Registry Modification API
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diff --git a/build.gradle.kts b/build.gradle.kts
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index 948bd84db9923ef43cf753b7b72bf4d0081ab43a..4ee1aed72727e911bff4ac91bcacfd8eee87ecfc 100644
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--- a/build.gradle.kts
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+++ b/build.gradle.kts
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@@ -1,6 +1,7 @@
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plugins {
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`java-library`
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`maven-publish`
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+ idea // Paper
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}
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java {
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@@ -45,6 +46,22 @@ dependencies {
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testImplementation("org.ow2.asm:asm-tree:9.5")
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}
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+// Paper start
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+val generatedApiPath: java.nio.file.Path = rootProject.projectDir.toPath().resolve("paper-api-generator/generated")
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+idea {
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+ module {
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+ generatedSourceDirs.add(generatedApiPath.toFile())
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+ }
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+}
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+sourceSets {
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+ main {
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+ java {
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+ srcDir(generatedApiPath)
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+ }
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+ }
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+}
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+// Paper end
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+
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configure<PublishingExtension> {
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publications.create<MavenPublication>("maven") {
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from(components["java"])
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@@ -121,3 +138,14 @@ tasks.check {
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dependsOn(scanJar)
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}
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// Paper end
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+// Paper start
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+val scanJarForOldGeneratedCode = tasks.register("scanJarForOldGeneratedCode", io.papermc.paperweight.tasks.ScanJarForOldGeneratedCode::class) {
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+ mcVersion.set(providers.gradleProperty("mcVersion"))
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+ annotation.set("Lio/papermc/paper/generated/GeneratedFrom;")
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+ jarToScan.set(tasks.jar.flatMap { it.archiveFile })
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+ classpath.from(configurations.compileClasspath)
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+}
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+tasks.check {
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+ dependsOn(scanJarForOldGeneratedCode)
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+}
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+// Paper end
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diff --git a/src/main/java/io/papermc/paper/generated/GeneratedFrom.java b/src/main/java/io/papermc/paper/generated/GeneratedFrom.java
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new file mode 100644
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index 0000000000000000000000000000000000000000..2512dba27edfdccbc4430815b6cba048e3d93484
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--- /dev/null
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+++ b/src/main/java/io/papermc/paper/generated/GeneratedFrom.java
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@@ -0,0 +1,21 @@
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+package io.papermc.paper.generated;
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+
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+import java.lang.annotation.Documented;
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+import java.lang.annotation.ElementType;
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+import java.lang.annotation.Retention;
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+import java.lang.annotation.RetentionPolicy;
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+import java.lang.annotation.Target;
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+import org.jetbrains.annotations.ApiStatus;
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+
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+/**
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+ * Used to mark classes which are generated from
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+ * a specific version of minecraft.
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+ */
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+@ApiStatus.Internal
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+@Documented
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+@Retention(RetentionPolicy.RUNTIME)
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+@Target(ElementType.TYPE)
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+public @interface GeneratedFrom {
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+
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+ String value();
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+}
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diff --git a/src/main/java/io/papermc/paper/registry/RegistryKey.java b/src/main/java/io/papermc/paper/registry/RegistryKey.java
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new file mode 100644
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index 0000000000000000000000000000000000000000..c4b30b16ce4db754b958c493ad86d0863592c263
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--- /dev/null
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+++ b/src/main/java/io/papermc/paper/registry/RegistryKey.java
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@@ -0,0 +1,67 @@
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+package io.papermc.paper.registry;
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+
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+import net.kyori.adventure.key.Keyed;
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+import org.bukkit.GameEvent;
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+import org.bukkit.block.Biome;
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+import org.bukkit.generator.structure.Structure;
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+import org.bukkit.generator.structure.StructureType;
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+import org.bukkit.inventory.meta.trim.TrimMaterial;
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+import org.bukkit.inventory.meta.trim.TrimPattern;
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+import org.jetbrains.annotations.ApiStatus;
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+
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+import static io.papermc.paper.registry.RegistryKeyImpl.create;
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+
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+/**
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+ * Identifier for a specific registry. For use with
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+ * {@link TypedKey} and the registry modification API.
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+ * <p>
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+ * There are 2 types of registries, identified as "built-in"
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+ * or "data-driven". The former are not changeable by datapacks (which
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+ * doesn't necessarily mean they aren't changeable in the API) and
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+ * are loaded first. "Data-driven" registries are all created by
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+ * reading in data from the vanilla and other datapacks.
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+ *
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+ * @param <T> the value type
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+ */
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+@SuppressWarnings("unused")
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+@ApiStatus.Experimental
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+public sealed interface RegistryKey<T> extends Keyed permits RegistryKeyImpl {
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+
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+ /* ******************* *
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+ * Built-in Registries *
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+ * ******************* */
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+ /**
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+ * Built-in registry for game events
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+ * @see io.papermc.paper.registry.keys.GameEventKeys
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+ */
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+ RegistryKey<GameEvent> GAME_EVENT = create("game_event");
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+ /**
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+ * Built-in registry for structure types.
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+ * @see io.papermc.paper.registry.keys.StructureTypeKeys
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+ */
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+ RegistryKey<StructureType> STRUCTURE_TYPE = create("worldgen/structure_type");
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+
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+ /* ********************** *
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+ * Data-driven Registries *
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+ * ********************** */
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+ /**
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+ * Data-driven registry for biomes.
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+ * @see io.papermc.paper.registry.keys.BiomeKeys
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+ */
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+ RegistryKey<Biome> BIOME = create("worldgen/biome");
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+ /**
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+ * Data-driven registry for structures.
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+ * @see io.papermc.paper.registry.keys.StructureKeys
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+ */
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+ RegistryKey<Structure> STRUCTURE = create("worldgen/structure");
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+ /**
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+ * Data-driven registry for trim materials.
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+ * @see io.papermc.paper.registry.keys.TrimMaterialKeys
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+ */
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+ RegistryKey<TrimMaterial> TRIM_MATERIAL = create("trim_material");
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+ /**
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+ * Data-driven registry for trim patterns.
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+ * @see io.papermc.paper.registry.keys.TrimPatternKeys
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+ */
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+ RegistryKey<TrimPattern> TRIM_PATTERN = create("trim_pattern");
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+}
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diff --git a/src/main/java/io/papermc/paper/registry/RegistryKeyImpl.java b/src/main/java/io/papermc/paper/registry/RegistryKeyImpl.java
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new file mode 100644
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index 0000000000000000000000000000000000000000..9ad300fa1668cb59bbd85ff8091591db69b8c9dc
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--- /dev/null
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+++ b/src/main/java/io/papermc/paper/registry/RegistryKeyImpl.java
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@@ -0,0 +1,19 @@
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+package io.papermc.paper.registry;
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+
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+import com.google.common.collect.Sets;
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+import java.util.Set;
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+import net.kyori.adventure.key.Key;
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+import org.intellij.lang.annotations.Subst;
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+import org.jetbrains.annotations.NotNull;
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+
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+record RegistryKeyImpl<T>(@NotNull Key key) implements RegistryKey<T> {
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+
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+ static final Set<RegistryKey<?>> REGISTRY_KEYS = Sets.newIdentityHashSet();
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+
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+ static <T> RegistryKey<T> create(@Subst("some_key") final String key) {
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+ final RegistryKey<T> registryKey = new RegistryKeyImpl<>(Key.key(Key.MINECRAFT_NAMESPACE, key));
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+ REGISTRY_KEYS.add(registryKey);
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+ return registryKey;
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+ }
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+
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+}
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diff --git a/src/main/java/io/papermc/paper/registry/TypedKey.java b/src/main/java/io/papermc/paper/registry/TypedKey.java
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new file mode 100644
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index 0000000000000000000000000000000000000000..271454cd1b92ada4301025b57348ea77da9116a1
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--- /dev/null
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+++ b/src/main/java/io/papermc/paper/registry/TypedKey.java
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@@ -0,0 +1,44 @@
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+package io.papermc.paper.registry;
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+
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+import net.kyori.adventure.key.Key;
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+import net.kyori.adventure.key.Keyed;
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+import org.jetbrains.annotations.ApiStatus;
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+import org.jetbrains.annotations.NotNull;
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+
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+/**
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+ * Represents a key for a value in a specific registry.
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+ *
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+ * @param <T> the value type for the registry
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+ */
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+@ApiStatus.Experimental
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+public sealed interface TypedKey<T> extends Keyed permits TypedKeyImpl {
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+
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+ /**
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+ * Gets the key for the value in the registry.
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+ *
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+ * @return the value's key
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+ */
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+ @Override
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+ @NotNull Key key();
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+
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+ /**
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+ * Gets the registry key for the value this key
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+ * represents.
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+ *
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+ * @return the registry key
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+ */
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+ @NotNull RegistryKey<T> registryKey();
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+
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+ /**
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+ * Create a typed key from a key and a registry key.
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+ *
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+ * @param registryKey the registry this key is for
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+ * @param key the key for the value in the registry
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+ * @param <T> value type
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+ * @return a new key for the value key and registry key
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+ */
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+ @ApiStatus.Experimental
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+ static <T extends Keyed> @NotNull TypedKey<T> create(final @NotNull RegistryKey<T> registryKey, final @NotNull Key key) {
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+ return new TypedKeyImpl<>(key, registryKey);
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+ }
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+}
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diff --git a/src/main/java/io/papermc/paper/registry/TypedKeyImpl.java b/src/main/java/io/papermc/paper/registry/TypedKeyImpl.java
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new file mode 100644
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index 0000000000000000000000000000000000000000..3c3fd73f7742bb8602e2f9164dd4c1208a412255
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--- /dev/null
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+++ b/src/main/java/io/papermc/paper/registry/TypedKeyImpl.java
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@@ -0,0 +1,8 @@
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+package io.papermc.paper.registry;
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+
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+import net.kyori.adventure.key.Key;
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+import net.kyori.adventure.key.Keyed;
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+import org.jetbrains.annotations.NotNull;
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+
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+record TypedKeyImpl<T extends Keyed>(@NotNull Key key, @NotNull RegistryKey<T> registryKey) implements TypedKey<T> {
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+}
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diff --git a/src/main/java/org/bukkit/MinecraftExperimental.java b/src/main/java/org/bukkit/MinecraftExperimental.java
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index 2365a8c620be709b280fb08855752bb0995838fc..b63e24b3c4d2f1a08e39434caa527bb2e0edea22 100644
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--- a/src/main/java/org/bukkit/MinecraftExperimental.java
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+++ b/src/main/java/org/bukkit/MinecraftExperimental.java
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@@ -24,4 +24,5 @@ import org.jetbrains.annotations.ApiStatus;
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})
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@ApiStatus.Internal
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public @interface MinecraftExperimental {
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+ String value() default ""; // Paper
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}
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