Begin switching to JSpecify annotations (#11448)

* Begin switching to JSpecify annotations

* more

* fixes

patches/api/0294-Added-EntityDamageItemEvent.patch

@@ -6,10 +6,10 @@ Subject: [PATCH] Added EntityDamageItemEvent
 
 diff --git a/src/main/java/io/papermc/paper/event/entity/EntityDamageItemEvent.java b/src/main/java/io/papermc/paper/event/entity/EntityDamageItemEvent.java
 new file mode 100644
-index 0000000000000000000000000000000000000000..72ac972dea684a3ffac3bd48726746be0620af2e
+index 0000000000000000000000000000000000000000..c4cc0931892f949b7314d241dbe80caeceab4331
 --- /dev/null
 +++ b/src/main/java/io/papermc/paper/event/entity/EntityDamageItemEvent.java
-@@ -0,0 +1,81 @@
+@@ -0,0 +1,79 @@
 +package io.papermc.paper.event.entity;
 +
 +import org.bukkit.entity.Entity;
@@ -18,7 +18,7 @@ index 0000000000000000000000000000000000000000..72ac972dea684a3ffac3bd48726746be
 +import org.bukkit.event.entity.EntityEvent;
 +import org.bukkit.inventory.ItemStack;
 +import org.jetbrains.annotations.ApiStatus;
-+import org.jetbrains.annotations.NotNull;
++import org.jspecify.annotations.NullMarked;
 +
 +/**
 + * Called when an item on or used by an entity takes durability damage as a result of being hit/used.
@@ -26,6 +26,7 @@ index 0000000000000000000000000000000000000000..72ac972dea684a3ffac3bd48726746be
 + * NOTE: default vanilla behaviour dictates that armor/tools picked up by
 + * mobs do not take damage (except via Thorns).
 + */
++@NullMarked
 +public class EntityDamageItemEvent extends EntityEvent implements Cancellable {
 +
 +    private static final HandlerList HANDLER_LIST = new HandlerList();
@@ -36,7 +37,7 @@ index 0000000000000000000000000000000000000000..72ac972dea684a3ffac3bd48726746be
 +    private boolean cancelled;
 +
 +    @ApiStatus.Internal
-+    public EntityDamageItemEvent(@NotNull Entity entity, @NotNull ItemStack item, int damage) {
++    public EntityDamageItemEvent(final Entity entity, final ItemStack item, final int damage) {
 +        super(entity);
 +        this.item = item;
 +        this.damage = damage;
@@ -47,7 +48,6 @@ index 0000000000000000000000000000000000000000..72ac972dea684a3ffac3bd48726746be
 +     *
 +     * @return the item
 +     */
-+    @NotNull
 +    public ItemStack getItem() {
 +        return this.item;
 +    }
@@ -66,7 +66,7 @@ index 0000000000000000000000000000000000000000..72ac972dea684a3ffac3bd48726746be
 +     *
 +     * @param damage the damage amount to cause
 +     */
-+    public void setDamage(int damage) {
++    public void setDamage(final int damage) {
 +        this.damage = damage;
 +    }
 +
@@ -76,17 +76,15 @@ index 0000000000000000000000000000000000000000..72ac972dea684a3ffac3bd48726746be
 +    }
 +
 +    @Override
-+    public void setCancelled(boolean cancel) {
++    public void setCancelled(final boolean cancel) {
 +        this.cancelled = cancel;
 +    }
 +
-+    @NotNull
 +    @Override
 +    public HandlerList getHandlers() {
 +        return HANDLER_LIST;
 +    }
 +
-+    @NotNull
 +    public static HandlerList getHandlerList() {
 +        return HANDLER_LIST;
 +    }