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Paper/patches/unapplied/server/0986-Bandaid-fix-for-Effect.patch
2023-12-05 18:20:55 +01:00

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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jake Potrebic <jake.m.potrebic@gmail.com>
Date: Fri, 28 Jul 2023 15:02:44 -0700
Subject: [PATCH] Bandaid fix for Effect
Effect or LevelEvent needs to be replaced
but ideally after the enum PR has been merged
upstream. Until then, this test and these fixes
should address all the known issues with them
diff --git a/src/main/java/org/bukkit/craftbukkit/CraftEffect.java b/src/main/java/org/bukkit/craftbukkit/CraftEffect.java
index 5a5a8945c786e16ff0df62494ddd1ac85c42b53f..63f9735d356dafd579cee4423d3037eb4ed9b2c6 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftEffect.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftEffect.java
@@ -15,12 +15,15 @@ public class CraftEffect {
public static <T> int getDataValue(Effect effect, T data) {
int datavalue;
switch (effect) {
+ case PARTICLES_SCULK_CHARGE: // Paper - add missing effects
case VILLAGER_PLANT_GROW:
datavalue = (Integer) data;
break;
case POTION_BREAK:
+ if (data instanceof Potion) { // Paper - use Color for POTION_BREAK
datavalue = ((Potion) data).toDamageValue() & 0x3F;
break;
+ } // Paper - Color will fall through to cast below
case INSTANT_POTION_BREAK:
datavalue = ((Color) data).asRGB();
break;
@@ -59,8 +62,15 @@ public class CraftEffect {
}
break;
case STEP_SOUND:
+ if (data instanceof Material) { // Paper - support BlockData
Preconditions.checkArgument(((Material) data).isBlock(), "Material %s is not a block!", data);
datavalue = Block.getId(CraftMagicNumbers.getBlock((Material) data).defaultBlockState());
+ // Paper start - support BlockData
+ break;
+ }
+ case PARTICLES_AND_SOUND_BRUSH_BLOCK_COMPLETE:
+ datavalue = Block.getId(((org.bukkit.craftbukkit.block.data.CraftBlockData) data).getState());
+ // Paper end
break;
case COMPOSTER_FILL_ATTEMPT:
datavalue = ((Boolean) data) ? 1 : 0;
diff --git a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
index 3df9f69e4297ef0f412191f8a0c1cb17311f4de3..44d6a7373fe0c7b6afff31e149174367e9873bf9 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
@@ -1376,7 +1376,7 @@ public class CraftWorld extends CraftRegionAccessor implements World {
public <T> void playEffect(Location loc, Effect effect, T data, int radius) {
if (data != null) {
Preconditions.checkArgument(effect.getData() != null, "Effect.%s does not have a valid Data", effect);
- Preconditions.checkArgument(effect.getData().isAssignableFrom(data.getClass()), "%s data cannot be used for the %s effect", data.getClass().getName(), effect);
+ Preconditions.checkArgument(effect.isApplicable(data), "%s data cannot be used for the %s effect", data.getClass().getName(), effect); // Paper
} else {
// Special case: the axis is optional for ELECTRIC_SPARK
Preconditions.checkArgument(effect.getData() == null || effect == Effect.ELECTRIC_SPARK, "Wrong kind of data for the %s effect", effect);
diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
index daf519f6eb367ef2404d33929e69fe44b6f8bb07..17e2a26d5136b23898bdd15ef6a9d5b7ace65c8e 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
@@ -868,7 +868,7 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
Preconditions.checkArgument(effect != null, "Effect cannot be null");
if (data != null) {
Preconditions.checkArgument(effect.getData() != null, "Effect.%s does not have a valid Data", effect);
- Preconditions.checkArgument(effect.getData().isAssignableFrom(data.getClass()), "%s data cannot be used for the %s effect", data.getClass().getName(), effect);
+ Preconditions.checkArgument(effect.isApplicable(data), "%s data cannot be used for the %s effect", data.getClass().getName(), effect); // Paper
} else {
// Special case: the axis is optional for ELECTRIC_SPARK
Preconditions.checkArgument(effect.getData() == null || effect == Effect.ELECTRIC_SPARK, "Wrong kind of data for the %s effect", effect);
diff --git a/src/test/java/org/bukkit/EffectTest.java b/src/test/java/org/bukkit/EffectTest.java
new file mode 100644
index 0000000000000000000000000000000000000000..875eacc2e5776901ba8593d0183844db2571f71b
--- /dev/null
+++ b/src/test/java/org/bukkit/EffectTest.java
@@ -0,0 +1,64 @@
+package org.bukkit;
+
+import java.lang.reflect.Field;
+import java.lang.reflect.Modifier;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import net.minecraft.world.level.block.LevelEvent;
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+import static org.junit.jupiter.api.Assertions.assertNull;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+public class EffectTest {
+
+ private static List<Integer> collectNmsLevelEvents() throws ReflectiveOperationException {
+ final List<Integer> events = new ArrayList<>();
+ for (final Field field : LevelEvent.class.getFields()) {
+ if (Modifier.isStatic(field.getModifiers()) && Modifier.isFinal(field.getModifiers()) && field.getType() == int.class) {
+ events.add((int) field.get(null));
+ }
+ }
+ return events;
+ }
+
+ private static boolean isNotDeprecated(Effect effect) throws ReflectiveOperationException {
+ return !Effect.class.getDeclaredField(effect.name()).isAnnotationPresent(Deprecated.class);
+ }
+
+ @SuppressWarnings("deprecation")
+ @Test
+ public void checkAllApiExists() throws ReflectiveOperationException {
+ Map<Integer, Effect> toId = new HashMap<>();
+ for (final Effect effect : Effect.values()) {
+ if (isNotDeprecated(effect)) {
+ final Effect put = toId.put(effect.getId(), effect);
+ assertNull(put, "duplicate API effect: " + put);
+ }
+ }
+
+ for (final Integer event : collectNmsLevelEvents()) {
+ assertNotNull(toId.get(event), "missing API Effect: " + event);
+ }
+ }
+
+ @SuppressWarnings("deprecation")
+ @Test
+ public void checkNoExtraApi() throws ReflectiveOperationException {
+ Map<Integer, Effect> toId = new HashMap<>();
+ for (final Effect effect : Effect.values()) {
+ if (isNotDeprecated(effect)) {
+ final Effect put = toId.put(effect.getId(), effect);
+ assertNull(put, "duplicate API effect: " + put);
+ }
+ }
+
+ final List<Integer> nmsEvents = collectNmsLevelEvents();
+ for (final Map.Entry<Integer, Effect> entry : toId.entrySet()) {
+ assertTrue(nmsEvents.contains(entry.getKey()), "Extra API Effect: " + entry.getValue());
+ }
+ }
+}