Finish converting all events to jspecify annotations

patches/api/0313-Add-PlayerItemFrameChangeEvent.patch

@@ -6,10 +6,10 @@ Subject: [PATCH] Add PlayerItemFrameChangeEvent
 
 diff --git a/src/main/java/io/papermc/paper/event/player/PlayerItemFrameChangeEvent.java b/src/main/java/io/papermc/paper/event/player/PlayerItemFrameChangeEvent.java
 new file mode 100644
-index 0000000000000000000000000000000000000000..7bd61b66db42ecc8c9a3a16f563552414488079e
+index 0000000000000000000000000000000000000000..f387477da45a44cc7788ed5342104f535cf3cb98
 --- /dev/null
 +++ b/src/main/java/io/papermc/paper/event/player/PlayerItemFrameChangeEvent.java
-@@ -0,0 +1,104 @@
+@@ -0,0 +1,99 @@
 +package io.papermc.paper.event.player;
 +
 +import org.bukkit.entity.ItemFrame;
@@ -19,12 +19,13 @@ index 0000000000000000000000000000000000000000..7bd61b66db42ecc8c9a3a16f56355241
 +import org.bukkit.event.player.PlayerEvent;
 +import org.bukkit.inventory.ItemStack;
 +import org.jetbrains.annotations.ApiStatus;
-+import org.jetbrains.annotations.NotNull;
-+import org.jetbrains.annotations.Nullable;
++import org.jspecify.annotations.NullMarked;
++import org.jspecify.annotations.Nullable;
 +
 +/**
 + * Called when an {@link ItemFrame} is having an item rotated, added, or removed from it.
 + */
++@NullMarked
 +public class PlayerItemFrameChangeEvent extends PlayerEvent implements Cancellable {
 +
 +    private static final HandlerList HANDLER_LIST = new HandlerList();
@@ -36,8 +37,7 @@ index 0000000000000000000000000000000000000000..7bd61b66db42ecc8c9a3a16f56355241
 +    private boolean cancelled;
 +
 +    @ApiStatus.Internal
-+    public PlayerItemFrameChangeEvent(@NotNull Player player, @NotNull ItemFrame itemFrame,
-+                                      @NotNull ItemStack itemStack, @NotNull ItemFrameChangeAction action) {
++    public PlayerItemFrameChangeEvent(final Player player, final ItemFrame itemFrame, final ItemStack itemStack, final ItemFrameChangeAction action) {
 +        super(player);
 +        this.itemFrame = itemFrame;
 +        this.itemStack = itemStack;
@@ -49,7 +49,6 @@ index 0000000000000000000000000000000000000000..7bd61b66db42ecc8c9a3a16f56355241
 +     *
 +     * @return the {@link ItemFrame}
 +     */
-+    @NotNull
 +    public ItemFrame getItemFrame() {
 +        return this.itemFrame;
 +    }
@@ -62,7 +61,6 @@ index 0000000000000000000000000000000000000000..7bd61b66db42ecc8c9a3a16f56355241
 +     *
 +     * @return the {@link ItemStack} being added, rotated, or removed
 +     */
-+    @NotNull
 +    public ItemStack getItemStack() {
 +        return this.itemStack;
 +    }
@@ -73,7 +71,7 @@ index 0000000000000000000000000000000000000000..7bd61b66db42ecc8c9a3a16f56355241
 +     *
 +     * @param itemStack {@link ItemFrame} item
 +     */
-+    public void setItemStack(@Nullable ItemStack itemStack) {
++    public void setItemStack(final @Nullable ItemStack itemStack) {
 +        this.itemStack = itemStack == null ? ItemStack.empty() : itemStack;
 +    }
 +
@@ -82,7 +80,6 @@ index 0000000000000000000000000000000000000000..7bd61b66db42ecc8c9a3a16f56355241
 +     *
 +     * @return action performed on the item frame in this event
 +     */
-+    @NotNull
 +    public ItemFrameChangeAction getAction() {
 +        return this.action;
 +    }
@@ -93,17 +90,15 @@ index 0000000000000000000000000000000000000000..7bd61b66db42ecc8c9a3a16f56355241
 +    }
 +
 +    @Override
-+    public void setCancelled(boolean cancel) {
++    public void setCancelled(final boolean cancel) {
 +        this.cancelled = cancel;
 +    }
 +
 +    @Override
-+    @NotNull
 +    public HandlerList getHandlers() {
 +        return HANDLER_LIST;
 +    }
 +
-+    @NotNull
 +    public static HandlerList getHandlerList() {
 +        return HANDLER_LIST;
 +    }