Paper/patches/api/0239-Added-WorldGameRuleChangeEvent.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jake Potrebic <jake.m.potrebic@gmail.com>
Date: Sun, 20 Dec 2020 16:41:44 -0800
Subject: [PATCH] Added WorldGameRuleChangeEvent


diff --git a/src/main/java/io/papermc/paper/event/world/WorldGameRuleChangeEvent.java b/src/main/java/io/papermc/paper/event/world/WorldGameRuleChangeEvent.java
new file mode 100644
index 0000000000000000000000000000000000000000..20c25a0f9d65188402e8bb3981348bc6462904bf
--- /dev/null
+++ b/src/main/java/io/papermc/paper/event/world/WorldGameRuleChangeEvent.java
@@ -0,0 +1,91 @@
+package io.papermc.paper.event.world;
+
+import org.bukkit.GameRule;
+import org.bukkit.World;
+import org.bukkit.command.CommandSender;
+import org.bukkit.entity.Player;
+import org.bukkit.event.Cancellable;
+import org.bukkit.event.HandlerList;
+import org.bukkit.event.world.WorldEvent;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+/**
+ * Called when a world's gamerule is changed, either by command or by api.
+ */
+public class WorldGameRuleChangeEvent extends WorldEvent implements Cancellable {
+
+    private static final HandlerList HANDLER_LIST = new HandlerList();
+
+    private final CommandSender commandSender;
+    private final GameRule<?> gameRule;
+    private String value;
+    private boolean cancelled;
+
+    public WorldGameRuleChangeEvent(@NotNull World world, @Nullable CommandSender commandSender, @NotNull GameRule<?> gameRule, @NotNull String value) {
+        super(world);
+        this.commandSender = commandSender;
+        this.gameRule = gameRule;
+        this.value = value;
+    }
+
+    /**
+     * Gets the command sender associated with this event.
+     *
+     * @return {@code null} if the gamerule was changed via api, otherwise the {@link CommandSender}.
+     */
+    @Nullable
+    public CommandSender getCommandSender() {
+        return commandSender;
+    }
+
+    /**
+     * Gets the game rule associated with this event.
+     *
+     * @return the gamerule being changed.
+     */
+    @NotNull
+    public GameRule<?> getGameRule() {
+        return gameRule;
+    }
+
+    /**
+     * Gets the new value of the gamerule.
+     *
+     * @return the new value of the gamerule.
+     */
+    @NotNull
+    public String getValue() {
+        return value;
+    }
+
+    /**
+     * Sets the new value of this gamerule.
+     *
+     * @param value the new value of the gamerule.
+     */
+    public void setValue(@NotNull String value) {
+        this.value = value;
+    }
+
+    @Override
+    public boolean isCancelled() {
+        return cancelled;
+    }
+
+    @Override
+    public void setCancelled(boolean cancel) {
+        this.cancelled = cancel;
+    }
+
+    @NotNull
+    @Override
+    public HandlerList getHandlers() {
+        return HANDLER_LIST;
+    }
+
+    @NotNull
+    public static HandlerList getHandlerList() {
+        return HANDLER_LIST;
+    }
+}