92 lines
2.9 KiB
Diff
92 lines
2.9 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
|
|
From: Jake Potrebic <jake.m.potrebic@gmail.com>
|
|
Date: Wed, 2 Mar 2022 13:36:21 -0800
|
|
Subject: [PATCH] Add PaperRegistry
|
|
|
|
|
|
diff --git a/src/main/java/io/papermc/paper/registry/Reference.java b/src/main/java/io/papermc/paper/registry/Reference.java
|
|
new file mode 100644
|
|
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
|
|
--- /dev/null
|
|
+++ b/src/main/java/io/papermc/paper/registry/Reference.java
|
|
@@ -0,0 +0,0 @@
|
|
+package io.papermc.paper.registry;
|
|
+
|
|
+import org.bukkit.Keyed;
|
|
+import org.bukkit.NamespacedKey;
|
|
+import org.bukkit.Registry;
|
|
+import org.jetbrains.annotations.NotNull;
|
|
+import org.jetbrains.annotations.Nullable;
|
|
+
|
|
+/**
|
|
+ * Represents a reference to a server-backed registry value that may
|
|
+ * change.
|
|
+ *
|
|
+ * @param <T> type of the value
|
|
+ */
|
|
+public interface Reference<T extends Keyed> extends Keyed {
|
|
+
|
|
+ /**
|
|
+ * Gets the value from the registry with the key.
|
|
+ *
|
|
+ * @return the value
|
|
+ * @throws java.util.NoSuchElementException if there is no value with this key
|
|
+ */
|
|
+ @NotNull T value();
|
|
+
|
|
+ /**
|
|
+ * Gets the value from the registry with the key.
|
|
+ *
|
|
+ * @return the value or null if it doesn't exist
|
|
+ */
|
|
+ @Nullable T valueOrNull();
|
|
+
|
|
+ /**
|
|
+ * Creates a reference to a registered value.
|
|
+ *
|
|
+ * @param registry the registry the value is located in
|
|
+ * @param key the key to the value
|
|
+ * @param <T> the type of the value
|
|
+ * @return a reference
|
|
+ */
|
|
+ static <T extends Keyed> @NotNull Reference<T> create(@NotNull Registry<T> registry, @NotNull NamespacedKey key) {
|
|
+ return new ReferenceImpl<>(registry, key);
|
|
+ }
|
|
+}
|
|
diff --git a/src/main/java/io/papermc/paper/registry/ReferenceImpl.java b/src/main/java/io/papermc/paper/registry/ReferenceImpl.java
|
|
new file mode 100644
|
|
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
|
|
--- /dev/null
|
|
+++ b/src/main/java/io/papermc/paper/registry/ReferenceImpl.java
|
|
@@ -0,0 +0,0 @@
|
|
+package io.papermc.paper.registry;
|
|
+
|
|
+import org.bukkit.Keyed;
|
|
+import org.bukkit.NamespacedKey;
|
|
+import org.bukkit.Registry;
|
|
+import org.jetbrains.annotations.NotNull;
|
|
+import org.jetbrains.annotations.Nullable;
|
|
+
|
|
+import java.util.NoSuchElementException;
|
|
+
|
|
+record ReferenceImpl<T extends Keyed>(@NotNull Registry<T> registry, @NotNull NamespacedKey key) implements Reference<T> {
|
|
+
|
|
+ @Override
|
|
+ public @NotNull T value() {
|
|
+ final T value = this.registry.get(this.key);
|
|
+ if (value == null) {
|
|
+ throw new NoSuchElementException("No such value with key " + this.key);
|
|
+ }
|
|
+ return value;
|
|
+ }
|
|
+
|
|
+ @Override
|
|
+ public @Nullable T valueOrNull() {
|
|
+ return this.registry.get(this.key);
|
|
+ }
|
|
+
|
|
+ @Override
|
|
+ public @NotNull NamespacedKey getKey() {
|
|
+ return this.key;
|
|
+ }
|
|
+}
|