From 92f50ed8215a1e22aa896d5b166aac73b113e4b7 Mon Sep 17 00:00:00 2001
From: virtualWinter <winter@catmc.club>
Date: Fri, 21 Jul 2023 06:33:27 +0300
Subject: [PATCH] PotionEffect event updates


diff --git a/src/main/java/org/bukkit/event/entity/PotionEffectAddEvent.java b/src/main/java/org/bukkit/event/entity/PotionEffectAddEvent.java
index 6ac7dc75..6627e6ed 100644
--- a/src/main/java/org/bukkit/event/entity/PotionEffectAddEvent.java
+++ b/src/main/java/org/bukkit/event/entity/PotionEffectAddEvent.java
@@ -5,16 +5,15 @@ import org.bukkit.event.Cancellable;
 import org.bukkit.event.HandlerList;
 import org.bukkit.potion.PotionEffect;
 
-import lombok.Getter;
-import lombok.Setter;
-
-
+/**
+ * Called when a potion effect is applied to an entity, or an existing effect is extended or upgraded
+ */
 public class PotionEffectAddEvent extends PotionEffectEvent implements Cancellable {
 
     private static final HandlerList handlers = new HandlerList();
 
-    @Getter @Setter private boolean cancelled;
-    @Getter protected final EffectCause effectCause;
+    private boolean cancelled;
+    protected final EffectCause effectCause;
 
     public PotionEffectAddEvent(LivingEntity entity, PotionEffect effect, EffectCause effectCause) {
         super(entity, effect);
@@ -30,11 +29,46 @@ public class PotionEffectAddEvent extends PotionEffectEvent implements Cancellab
         return handlers;
     }
 
+    public EffectCause getCause() {
+        return effectCause;
+    }
+
+    @Override
+    public boolean isCancelled() {
+        return cancelled;
+    }
+
+    @Override
+    public void setCancelled(boolean cancel) {
+        this.cancelled = cancel;
+    }
+
+
     public enum EffectCause {
+        /**
+         * Indicates the effect was caused by the proximity of a potion effect splash
+         */
         POTION_SPLASH,
+        /**
+         * Indicates the effect was caused by the proximity of a beacon
+         */
         BEACON,
+        /**
+         * Indicates the effect was caused by damage from a wither skeleton
+         */
         WITHER_SKELETON,
+        /**
+         * Indicates the effect was caused by damage from a wither skull
+         */
+        WITHER_SKULL,
+        /**
+         * Indicates the effect was caused by a plugin
+         */
         PLUGIN,
+        /**
+         * Indicates the effect was caused by an event not covered by
+         * this enum
+         */
         UNKNOWN
     }
 }
\ No newline at end of file
diff --git a/src/main/java/org/bukkit/event/entity/PotionEffectEvent.java b/src/main/java/org/bukkit/event/entity/PotionEffectEvent.java
index aefbc8f8..6510a624 100644
--- a/src/main/java/org/bukkit/event/entity/PotionEffectEvent.java
+++ b/src/main/java/org/bukkit/event/entity/PotionEffectEvent.java
@@ -3,11 +3,9 @@ package org.bukkit.event.entity;
 import org.bukkit.entity.LivingEntity;
 import org.bukkit.potion.PotionEffect;
 
-import lombok.Getter;
-
 public abstract class PotionEffectEvent extends EntityEvent {
 
-    @Getter private final PotionEffect effect;
+    private final PotionEffect effect;
 
     public PotionEffectEvent(LivingEntity what, PotionEffect effect) {
         super(what);
@@ -19,5 +17,7 @@ public abstract class PotionEffectEvent extends EntityEvent {
         return (LivingEntity) super.getEntity();
     }
 
-
+    public PotionEffect getEffect() {
+        return effect;
+    }
 }
\ No newline at end of file
diff --git a/src/main/java/org/bukkit/event/entity/PotionEffectExpireEvent.java b/src/main/java/org/bukkit/event/entity/PotionEffectExpireEvent.java
index 2c1e7424..70a92ae4 100644
--- a/src/main/java/org/bukkit/event/entity/PotionEffectExpireEvent.java
+++ b/src/main/java/org/bukkit/event/entity/PotionEffectExpireEvent.java
@@ -5,14 +5,33 @@ import org.bukkit.potion.PotionEffect;
 
 import lombok.Getter;
 
+/**
+ * Called when a potion effect on an entity runs out. Cancelling the event extends
+ * the effect with a practically infinite duration. The new duration can also be set
+ * explicitly by calling {@link #setDuration}.
+ *
+ * Handlers of {@link PotionEffectRemoveEvent} will also receive this event.
+ */
 public class PotionEffectExpireEvent extends PotionEffectRemoveEvent {
 
-    @Getter private int duration = 0;
+    private int duration = 0;
 
     public PotionEffectExpireEvent(LivingEntity entity, PotionEffect effect) {
         super(entity, effect);
     }
 
+
+    /**
+     * Get the new duration for the potion effect. This is initially 0.
+     */
+    public int getDuration() {
+        return duration;
+    }
+
+    /**
+     * Set a new duration for the potion effect. Passing 0 to this method un-cancels
+     * the event, and passing anything above 0 cancels it.
+     */
     public void setDuration(int duration) {
         this.duration = Math.max(0, duration);
     }
diff --git a/src/main/java/org/bukkit/event/entity/PotionEffectExtendEvent.java b/src/main/java/org/bukkit/event/entity/PotionEffectExtendEvent.java
index bb25707a..1292c2fb 100644
--- a/src/main/java/org/bukkit/event/entity/PotionEffectExtendEvent.java
+++ b/src/main/java/org/bukkit/event/entity/PotionEffectExtendEvent.java
@@ -3,14 +3,24 @@ package org.bukkit.event.entity;
 import org.bukkit.entity.LivingEntity;
 import org.bukkit.potion.PotionEffect;
 
-import lombok.Getter;
-
+/**
+ * Called when an entity's active potion effect is extended or upgraded.
+ *
+ * Handlers of {@link PotionEffectAddEvent} will also receive this event.
+ */
 public class PotionEffectExtendEvent extends PotionEffectAddEvent {
 
-    @Getter private final PotionEffect oldEffect;
+    private final PotionEffect oldEffect;
 
     public PotionEffectExtendEvent(LivingEntity entity, PotionEffect effect, PotionEffect oldEffect, EffectCause effectCause) {
         super(entity, effect, effectCause);
         this.oldEffect = oldEffect;
     }
+
+    /**
+     * Get the state of the potion effect prior to the change
+     */
+    public PotionEffect getOldEffect() {
+        return oldEffect;
+    }
 }
\ No newline at end of file
diff --git a/src/main/java/org/bukkit/event/entity/PotionEffectRemoveEvent.java b/src/main/java/org/bukkit/event/entity/PotionEffectRemoveEvent.java
index f2be18e7..9f5bddb7 100644
--- a/src/main/java/org/bukkit/event/entity/PotionEffectRemoveEvent.java
+++ b/src/main/java/org/bukkit/event/entity/PotionEffectRemoveEvent.java
@@ -8,16 +8,29 @@ import org.bukkit.potion.PotionEffect;
 import lombok.Getter;
 import lombok.Setter;
 
+/**
+ * Called when a potion effect is removed from an entity for whatever reason
+ */
 public class PotionEffectRemoveEvent extends PotionEffectEvent implements Cancellable {
 
     private static final HandlerList handlers = new HandlerList();
 
-    @Getter @Setter private boolean cancelled;
+    private boolean cancelled;
 
     public PotionEffectRemoveEvent(LivingEntity entity, PotionEffect effect) {
         super(entity, effect);
     }
 
+    @Override
+    public boolean isCancelled() {
+        return cancelled;
+    }
+
+    @Override
+    public void setCancelled(boolean cancel) {
+        this.cancelled = cancel;
+    }
+    
     @Override
     public HandlerList getHandlers() {
         return handlers;
-- 
2.41.0.windows.1