Begin switching to JSpecify annotations (#11448)

* Begin switching to JSpecify annotations

* more

* fixes

patches/api/0350-Add-WardenAngerChangeEvent.patch

@@ -8,10 +8,10 @@ another entity.
 
 diff --git a/src/main/java/io/papermc/paper/event/entity/WardenAngerChangeEvent.java b/src/main/java/io/papermc/paper/event/entity/WardenAngerChangeEvent.java
 new file mode 100644
-index 0000000000000000000000000000000000000000..7f738c1116feae8e8571488d516fab2ab6c0244e
+index 0000000000000000000000000000000000000000..7c06de67121f92f6e1e8890f250157721c78e627
 --- /dev/null
 +++ b/src/main/java/io/papermc/paper/event/entity/WardenAngerChangeEvent.java
-@@ -0,0 +1,108 @@
+@@ -0,0 +1,103 @@
 +package io.papermc.paper.event.entity;
 +
 +import com.google.common.base.Preconditions;
@@ -21,14 +21,15 @@ index 0000000000000000000000000000000000000000..7f738c1116feae8e8571488d516fab2a
 +import org.bukkit.event.HandlerList;
 +import org.bukkit.event.entity.EntityEvent;
 +import org.jetbrains.annotations.ApiStatus;
-+import org.jetbrains.annotations.NotNull;
 +import org.jetbrains.annotations.Range;
++import org.jspecify.annotations.NullMarked;
 +
 +/**
 + * Called when a Warden's anger level has changed due to another entity.
 + * <p>
 + * If the event is cancelled, the warden's anger level will not change.
 + */
++@NullMarked
 +public class WardenAngerChangeEvent extends EntityEvent implements Cancellable {
 +
 +    private static final HandlerList HANDLER_LIST = new HandlerList();
@@ -40,7 +41,7 @@ index 0000000000000000000000000000000000000000..7f738c1116feae8e8571488d516fab2a
 +    private boolean cancelled;
 +
 +    @ApiStatus.Internal
-+    public WardenAngerChangeEvent(@NotNull final Warden warden, @NotNull final Entity target, final int oldAnger, final int newAnger) {
++    public WardenAngerChangeEvent(final Warden warden, final Entity target, final int oldAnger, final int newAnger) {
 +        super(warden);
 +        this.target = target;
 +        this.oldAnger = oldAnger;
@@ -52,7 +53,6 @@ index 0000000000000000000000000000000000000000..7f738c1116feae8e8571488d516fab2a
 +     *
 +     * @return triggering entity
 +     */
-+    @NotNull
 +    public Entity getTarget() {
 +        return this.target;
 +    }
@@ -63,8 +63,7 @@ index 0000000000000000000000000000000000000000..7f738c1116feae8e8571488d516fab2a
 +     * @return old anger level
 +     * @see Warden#getAnger(Entity)
 +     */
-+    @Range(from = 0, to = 150)
-+    public int getOldAnger() {
++    public @Range(from = 0, to = 150) int getOldAnger() {
 +        return this.oldAnger;
 +    }
 +
@@ -74,8 +73,7 @@ index 0000000000000000000000000000000000000000..7f738c1116feae8e8571488d516fab2a
 +     * @return new anger level
 +     * @see Warden#getAnger(Entity)
 +     */
-+    @Range(from = 0, to = 150)
-+    public int getNewAnger() {
++    public @Range(from = 0, to = 150) int getNewAnger() {
 +        return this.newAnger;
 +    }
 +
@@ -85,15 +83,14 @@ index 0000000000000000000000000000000000000000..7f738c1116feae8e8571488d516fab2a
 +     * The anger of a warden is capped at 150.
 +     *
 +     * @param newAnger the new anger level, max 150
-+     * @see Warden#setAnger(Entity, int)
 +     * @throws IllegalArgumentException if newAnger is greater than 150
++     * @see Warden#setAnger(Entity, int)
 +     */
-+    public void setNewAnger(@Range(from = 0, to = 150) int newAnger) {
++    public void setNewAnger(final @Range(from = 0, to = 150) int newAnger) {
 +        Preconditions.checkArgument(newAnger <= 150, "newAnger must not be greater than 150");
 +        this.newAnger = newAnger;
 +    }
 +
-+    @NotNull
 +    @Override
 +    public Warden getEntity() {
 +        return (Warden) super.getEntity();
@@ -105,17 +102,15 @@ index 0000000000000000000000000000000000000000..7f738c1116feae8e8571488d516fab2a
 +    }
 +
 +    @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;
 +    }