Finish converting all events to jspecify annotations

patches/api/0076-PlayerPickupExperienceEvent.patch

@@ -7,10 +7,10 @@ Allows plugins to cancel a player picking up an experience orb
 
 diff --git a/src/main/java/com/destroystokyo/paper/event/player/PlayerPickupExperienceEvent.java b/src/main/java/com/destroystokyo/paper/event/player/PlayerPickupExperienceEvent.java
 new file mode 100644
-index 0000000000000000000000000000000000000000..0ef10ac6bac990837e21520c800d89420a18e3d4
+index 0000000000000000000000000000000000000000..0c6ddf0724780245ad01a3b5a5b0e477c25fc62e
 --- /dev/null
 +++ b/src/main/java/com/destroystokyo/paper/event/player/PlayerPickupExperienceEvent.java
-@@ -0,0 +1,83 @@
+@@ -0,0 +1,81 @@
 +/*
 + * Copyright (c) 2017 Daniel Ennis (Aikar) MIT License
 + *
@@ -42,20 +42,21 @@ index 0000000000000000000000000000000000000000..0ef10ac6bac990837e21520c800d8942
 +import org.bukkit.event.HandlerList;
 +import org.bukkit.event.player.PlayerEvent;
 +import org.jetbrains.annotations.ApiStatus;
-+import org.jetbrains.annotations.NotNull;
++import org.jspecify.annotations.NullMarked;
 +
 +/**
 + * Fired when a player is attempting to pick up an experience orb
 + */
++@NullMarked
 +public class PlayerPickupExperienceEvent extends PlayerEvent implements Cancellable {
 +
 +    private static final HandlerList HANDLER_LIST = new HandlerList();
 +
-+    @NotNull private final ExperienceOrb experienceOrb;
++    private final ExperienceOrb experienceOrb;
 +    private boolean cancelled;
 +
 +    @ApiStatus.Internal
-+    public PlayerPickupExperienceEvent(@NotNull Player player, @NotNull ExperienceOrb experienceOrb) {
++    public PlayerPickupExperienceEvent(final Player player, final ExperienceOrb experienceOrb) {
 +        super(player);
 +        this.experienceOrb = experienceOrb;
 +    }
@@ -63,7 +64,6 @@ index 0000000000000000000000000000000000000000..0ef10ac6bac990837e21520c800d8942
 +    /**
 +     * @return Returns the Orb that the player is picking up
 +     */
-+    @NotNull
 +    public ExperienceOrb getExperienceOrb() {
 +        return this.experienceOrb;
 +    }
@@ -79,17 +79,15 @@ index 0000000000000000000000000000000000000000..0ef10ac6bac990837e21520c800d8942
 +     * If {@code true}, cancels picking up the experience orb, leaving it in the world
 +     */
 +    @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;
 +    }