SPIGOT-7799, #1039: Expose explosion world interaction in EntityExplodeEvent and BlockExplodeEvent

By: antiPerson <nathat890@outlook.com>

paper-api/src/main/java/org/bukkit/ExplosionResult.java

@@ -0,0 +1,37 @@
+package org.bukkit;
+
+import org.jetbrains.annotations.ApiStatus;
+
+/**
+ * Represents the outcome of an explosion.
+ */
+@ApiStatus.Experimental
+public enum ExplosionResult {
+
+    /**
+     * Represents an explosion where no change took place.
+     *
+     * This is the case when {@link org.bukkit.GameRule#MOB_GRIEFING} is
+     * disabled.
+     */
+    KEEP,
+    /**
+     * Represents an explosion where all destroyed blocks drop their items.
+     *
+     * This is the case when
+     * {@link org.bukkit.GameRule#TNT_EXPLOSION_DROP_DECAY} or
+     * {@link org.bukkit.GameRule#BLOCK_EXPLOSION_DROP_DECAY} is disabled.
+     */
+    DESTROY,
+    /**
+     * Represents an explosion where explosions cause only some blocks to drop.
+     */
+    DESTROY_WITH_DECAY,
+    /**
+     * Represents an explosion where a block change/update has happened.
+     *
+     * For example, when a wind charge is used it will cause nearby buttons,
+     * levers and bells to be activated.
+     */
+    TRIGGER_BLOCK
+}