Begin switching to JSpecify annotations (#11448)

* Begin switching to JSpecify annotations

* more

* fixes

patches/api/AnvilDamageEvent.patch

@@ -20,12 +20,13 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
 +import org.bukkit.inventory.AnvilInventory;
 +import org.bukkit.inventory.InventoryView;
 +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 anvil is damaged from being used
 + */
++@NullMarked
 +public class AnvilDamagedEvent extends InventoryEvent implements Cancellable {
 +
 +    private static final HandlerList HANDLER_LIST = new HandlerList();
@@ -34,12 +35,11 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
 +    private boolean cancelled;
 +
 +    @ApiStatus.Internal
-+    public AnvilDamagedEvent(@NotNull InventoryView inventory, @Nullable BlockData blockData) {
++    public AnvilDamagedEvent(final InventoryView inventory, final @Nullable BlockData blockData) {
 +        super(inventory);
 +        this.damageState = DamageState.getState(blockData);
 +    }
 +
-+    @NotNull
 +    @Override
 +    public AnvilInventory getInventory() {
 +        return (AnvilInventory) super.getInventory();
@@ -50,7 +50,6 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
 +     *
 +     * @return Damage state
 +     */
-+    @NotNull
 +    public DamageState getDamageState() {
 +        return this.damageState;
 +    }
@@ -60,7 +59,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
 +     *
 +     * @param damageState Damage state
 +     */
-+    public void setDamageState(@NotNull DamageState damageState) {
++    public void setDamageState(final DamageState damageState) {
 +        this.damageState = damageState;
 +    }
 +
@@ -78,7 +77,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
 +     *
 +     * @param breaking {@code true} if breaking
 +     */
-+    public void setBreaking(boolean breaking) {
++    public void setBreaking(final boolean breaking) {
 +        if (breaking) {
 +            this.damageState = DamageState.BROKEN;
 +        } else if (this.damageState == DamageState.BROKEN) {
@@ -92,16 +91,14 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
 +    }
 +
 +    @Override
-+    public void setCancelled(boolean cancel) {
++    public void setCancelled(final boolean cancel) {
 +        this.cancelled = cancel;
 +    }
 +
-+    @NotNull
 +    public HandlerList getHandlers() {
 +        return HANDLER_LIST;
 +    }
 +
-+    @NotNull
 +    public static HandlerList getHandlerList() {
 +        return HANDLER_LIST;
 +    }
@@ -117,7 +114,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
 +
 +        private final Material material;
 +
-+        DamageState(@NotNull Material material) {
++        DamageState(final Material material) {
 +            this.material = material;
 +        }
 +
@@ -126,7 +123,6 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
 +         *
 +         * @return Material
 +         */
-+        @NotNull
 +        public Material getMaterial() {
 +            return this.material;
 +        }
@@ -138,8 +134,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
 +         * @return DamageState
 +         * @throws IllegalArgumentException If non anvil block data is given
 +         */
-+        @NotNull
-+        public static DamageState getState(@Nullable BlockData blockData) {
++        public static DamageState getState(final @Nullable BlockData blockData) {
 +            return blockData == null ? BROKEN : getState(blockData.getMaterial());
 +        }
 +
@@ -150,12 +145,11 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
 +         * @return DamageState
 +         * @throws IllegalArgumentException If non anvil material is given
 +         */
-+        @NotNull
-+        public static DamageState getState(@Nullable Material material) {
++        public static DamageState getState(final @Nullable Material material) {
 +            if (material == null) {
 +                return BROKEN;
 +            }
-+            for (DamageState state : values()) {
++            for (final DamageState state : values()) {
 +                if (state.getMaterial() == material) {
 +                    return state;
 +                }