feat: make more commands unqueued (#2235)

* feat: make more commands unqueued - Effectively fixes the very specific "issue" in #2223 I guess - Use this opportunity to clean up the command classes a bit * Address comments
2023-05-22 19:33:59 +01:00 · 2023-05-22 19:33:59 +01:00 · 5dca925bc3
Commit 5dca925bc3
--- a/worldedit-core/src/main/java/com/sk89q/worldedit/command/BiomeCommands.java
+++ b/worldedit-core/src/main/java/com/sk89q/worldedit/command/BiomeCommands.java
@ -82,7 +82,10 @@ public class BiomeCommands {
            aliases = {"biomels", "/biomelist", "/listbiomes"},
            desc = "Gets all biomes available."
    )
-    @CommandPermissions("worldedit.biome.list")
+    @CommandPermissions(
+            value = "worldedit.biome.list",
+            queued = false
+    )
    public void biomeList(
            Actor actor,
            @ArgFlag(name = 'p', desc = "Page number.", def = "1")
--- a/worldedit-core/src/main/java/com/sk89q/worldedit/command/BrushCommands.java
+++ b/worldedit-core/src/main/java/com/sk89q/worldedit/command/BrushCommands.java
@ -310,11 +310,11 @@ public class BrushCommands {
            },
            desc = "Join multiple objects together in a curve",
            descFooter =
-                    "Click to select some objects,click the same block twice to connect the objects.\n"
-                            + "Insufficient brush radius, or clicking the the wrong spot will result in undesired shapes. The shapes must be simple lines or loops.\n"
-                            + "Pic1: http://i.imgur.com/CeRYAoV.jpg -> http://i.imgur.com/jtM0jA4.png\n"
-                            + "Pic2: http://i.imgur.com/bUeyc72.png -> http://i.imgur.com/tg6MkcF.png"
-                            + "Tutorial: https://www.planetminecraft.com/blog/fawe-tutorial/"
+                    """
+                            Click to select some objects,click the same block twice to connect the objects.
+                            Insufficient brush radius, or clicking the the wrong spot will result in undesired shapes. The shapes must be simple lines or loops.
+                            Pic1: http://i.imgur.com/CeRYAoV.jpg -> http://i.imgur.com/jtM0jA4.png
+                            Pic2: http://i.imgur.com/bUeyc72.png -> http://i.imgur.com/tg6MkcF.pngTutorial: https://www.planetminecraft.com/blog/fawe-tutorial/"""
    )
    @CommandPermissions("worldedit.brush.spline")
    public void splineBrush(
@ -337,9 +337,10 @@ public class BrushCommands {
                    "vaesweep"
            },
            desc = "Sweep your clipboard content along a curve",
-            descFooter = "Sweeps your clipboard content along a curve.\n"
-                    + "Define a curve by selecting the individual points with a brush\n"
-                    + "Set [copies] to a value > 0 if you want to have your selection pasted a limited amount of times equally spaced on the curve"
+            descFooter = """
+                    Sweeps your clipboard content along a curve.
+                    Define a curve by selecting the individual points with a brush
+                    Set [copies] to a value > 0 if you want to have your selection pasted a limited amount of times equally spaced on the curve"""
    )
    @CommandPermissions("worldedit.brush.sweep")
    public void sweepBrush(
@ -636,10 +637,10 @@ public class BrushCommands {
    @Command(
            name = "layer",
            desc = "Replaces terrain with a layer.",
-            descFooter = "Replaces terrain with a layer.\n"
-                    + "Example: /br layer 5 oak_planks,orange_stained_glass,magenta_stained_glass,black_wool - Places several " +
-                    "layers on a surface\n"
-                    + "Pic: https://i.imgur.com/XV0vYoX.png"
+            descFooter = """
+                    Replaces terrain with a layer.
+                    Example: /br layer 5 oak_planks,orange_stained_glass,magenta_stained_glass,black_wool - Places several layers on a surface
+                    Pic: https://i.imgur.com/XV0vYoX.png"""
    )
    @CommandPermissions("worldedit.brush.layer")
    public void surfaceLayer(
@ -658,11 +659,11 @@ public class BrushCommands {
    @Command(
            name = "splatter",
            desc = "Splatter a pattern on a surface",
-            descFooter = "Sets a bunch of blocks randomly on a surface.\n"
-                    + "Pic: https://i.imgur.com/hMD29oO.png\n"
-                    + "Example: /br splatter stone,dirt 30 15\n"
-                    + "Note: The seeds define how many splotches there are, recursion defines how large, "
-                    + "solid defines whether the pattern is applied per seed, else per block."
+            descFooter = """
+                    Sets a bunch of blocks randomly on a surface.
+                    Pic: https://i.imgur.com/hMD29oO.png
+                    Example: /br splatter stone,dirt 30 15
+                    Note: The seeds define how many splotches there are, recursion defines how large, solid defines whether the pattern is applied per seed, else per block."""
    )
    @CommandPermissions("worldedit.brush.splatter")
    public void splatterBrush(
@ -691,9 +692,10 @@ public class BrushCommands {
                    "scommand"
            },
            desc = "Run commands at random points on a surface",
-            descFooter = "Run commands at random points on a surface\n"
-                    + " - Your selection will be expanded to the specified size around each point\n"
-                    + " - Placeholders: {x}, {y}, {z}, {world}, {size}"
+            descFooter = """
+                    Run commands at random points on a surface
+                     - Your selection will be expanded to the specified size around each point
+                     - Placeholders: {x}, {y}, {z}, {world}, {size}"""
    )
    @CommandPermissions("worldedit.brush.scattercommand")
    public void scatterCommandBrush(
@ -723,9 +725,10 @@ public class BrushCommands {
            name = "height",
            aliases = {"heightmap"},
            desc = "Raise or lower terrain using a heightmap",
-            descFooter = "This brush raises and lowers land.\n"
-                    + "Note: Use a negative yscale to reduce height\n"
-                    + "Snow Pic: https://i.imgur.com/Hrzn0I4.png"
+            descFooter = """
+                    This brush raises and lowers land.
+                    Note: Use a negative yscale to reduce height
+                    Snow Pic: https://i.imgur.com/Hrzn0I4.png"""
    )
    @CommandPermissions("worldedit.brush.height")
    public void heightBrush(
@ -890,9 +893,11 @@ public class BrushCommands {
                    "copypasta"
            },
            desc = "Copy Paste brush",
-            descFooter = "Left click the base of an object to copy.\n" + "Right click to paste\n"
-                    + "Note: Works well with the clipboard scroll action\n"
-                    + "Video: https://www.youtube.com/watch?v=RPZIaTbqoZw"
+            descFooter = """
+                    Left click the base of an object to copy.
+                    Right click to paste
+                    Note: Works well with the clipboard scroll action
+                    Video: https://www.youtube.com/watch?v=RPZIaTbqoZw"""
    )
    @CommandPermissions("worldedit.brush.copy")
    public void copy(
@ -914,9 +919,10 @@ public class BrushCommands {
            name = "command",
            aliases = {"cmd"},
            desc = "Command brush",
-            descFooter = "Run the commands at the clicked position.\n"
-                    + " - Your selection will be expanded to the specified size around each point\n"
-                    + " - Placeholders: {x}, {y}, {z}, {world}, {size}"
+            descFooter = """
+                    Run the commands at the clicked position.
+                     - Your selection will be expanded to the specified size around each point
+                     - Placeholders: {x}, {y}, {z}, {world}, {size}"""
    )
    @CommandPermissions("worldedit.brush.command")
    public void command(
@ -1036,7 +1042,7 @@ public class BrushCommands {
    )
            throws WorldEditException {
        WorldEdit.getInstance().checkMaxBrushRadius(radius);
-        BrushTool tool = session.getBrushTool(player.getItemInHand(HandSide.MAIN_HAND).getType());
+        BrushTool tool = session.getBrushTool(player);
        tool.setSize(radius);
        tool.setFill(null);
        tool.setBrush(new OperationFactoryBrush(factory, shape, session), permission);
@ -1196,17 +1202,12 @@ public class BrushCommands {
            brush = new HollowSphereBrush();
        } else {
            //FAWE start - Suggest different brush material if sand or gravel is used
-            if (pattern instanceof BlockStateHolder) {
-                BlockType type = ((BlockStateHolder) pattern).getBlockType();
-                switch (type.getId()) {
-                    case "minecraft:sand":
-                    case "minecraft:gravel":
-                        player.print(
-                                Caption.of("fawe.worldedit.brush.brush.try.other"));
-                        falling = true;
-                        break;
-                    default:
-                        break;
+            if (pattern instanceof BlockStateHolder<?> holder) {
+                BlockType type = holder.getBlockType();
+                if (type == BlockTypes.SAND || type == BlockTypes.GRAVEL) {
+                    player.print(
+                            Caption.of("fawe.worldedit.brush.brush.try.other"));
+                    falling = true;
                }
            }
            if (falling) {
@ -1361,7 +1362,7 @@ public class BrushCommands {
        iterations = Math.min(limit.MAX_ITERATIONS, iterations);
        //FAWE end

-        set(context, new SnowSmoothBrush(iterations, mask), "worldedit.brush.snowsmooth").setSize(radius);
+        set(context, new SnowSmoothBrush(iterations, snowBlockCount, mask), "worldedit.brush.snowsmooth").setSize(radius);
        player.print(Caption.of(
                "worldedit.brush.smooth.equip",
                radius,
--- a/worldedit-core/src/main/java/com/sk89q/worldedit/command/ChunkCommands.java
+++ b/worldedit-core/src/main/java/com/sk89q/worldedit/command/ChunkCommands.java
@ -79,7 +79,10 @@ public class ChunkCommands {
            aliases = {"/chunkinfo"},
            desc = "Get information about the chunk you're inside"
    )
-    @CommandPermissions("worldedit.chunkinfo")
+    @CommandPermissions(
+            value = "worldedit.chunkinfo",
+            queued = false
+    )
    public void chunkInfo(Player player) {
        Location pos = player.getBlockLocation();
        int chunkX = (int) Math.floor(pos.getBlockX() / 16.0);
@ -99,7 +102,10 @@ public class ChunkCommands {
            aliases = {"/listchunks"},
            desc = "List chunks that your selection includes"
    )
-    @CommandPermissions("worldedit.listchunks")
+    @CommandPermissions(
+            value = "worldedit.listchunks",
+            queued = false
+    )
    public void listChunks(
            Actor actor, World world, LocalSession session,
            @ArgFlag(name = 'p', desc = "Page number.", def = "1") int page
--- a/worldedit-core/src/main/java/com/sk89q/worldedit/command/ClipboardCommands.java
+++ b/worldedit-core/src/main/java/com/sk89q/worldedit/command/ClipboardCommands.java
@ -160,35 +160,7 @@ public class ClipboardCommands {
                session.getPlacementPosition(actor));
        ForwardExtentCopy copy = new ForwardExtentCopy(editSession, region, clipboard, region.getMinimumPoint());
        copy.setCopyingEntities(copyEntities);
-        copy.setCopyingBiomes(copyBiomes);
-
-        Mask sourceMask = editSession.getSourceMask();
-        Region[] regions = editSession.getAllowedRegions();
-        Region allowedRegion;
-        if (regions == null || regions.length == 0) {
-            allowedRegion = new NullRegion();
-        } else {
-            allowedRegion = new RegionIntersection(regions);
-        }
-        final Mask firstSourceMask = mask != null ? mask : sourceMask;
-        final Mask finalMask = MaskIntersection.of(firstSourceMask, new RegionMask(allowedRegion)).optimize();
-        if (finalMask != Masks.alwaysTrue()) {
-            copy.setSourceMask(finalMask);
-        }
-        if (sourceMask != null) {
-            editSession.setSourceMask(null);
-            new MaskTraverser(sourceMask).reset(editSession);
-            editSession.setSourceMask(null);
-        }
-
-        try {
-            Operations.completeLegacy(copy);
-        } catch (Throwable e) {
-            throw e;
-        } finally {
-            clipboard.flush();
-        }
-        session.setClipboard(new ClipboardHolder(clipboard));
+        createCopy(session, editSession, copyBiomes, mask, clipboard, copy);

        copy.getStatusMessages().forEach(actor::print);
        //FAWE end
@ -299,7 +271,25 @@ public class ClipboardCommands {
        copy.setSourceFunction(new BlockReplace(editSession, leavePattern));
        copy.setCopyingEntities(copyEntities);
        copy.setRemovingEntities(true);
+        createCopy(session, editSession, copyBiomes, mask, clipboard, copy);
+
+        if (!actor.hasPermission("fawe.tips")) {
+            actor.print(Caption.of("fawe.tips.tip.lazycut"));
+        }
+        copy.getStatusMessages().forEach(actor::print);
+        //FAWE end
+    }
+
+    private void createCopy(
+            final LocalSession session,
+            final EditSession editSession,
+            final boolean copyBiomes,
+            final Mask mask,
+            final Clipboard clipboard,
+            final ForwardExtentCopy copy
+    ) {
        copy.setCopyingBiomes(copyBiomes);
+
        Mask sourceMask = editSession.getSourceMask();
        Region[] regions = editSession.getAllowedRegions();
        Region allowedRegion;
@ -318,20 +308,13 @@ public class ClipboardCommands {
            new MaskTraverser(sourceMask).reset(editSession);
            editSession.setSourceMask(null);
        }
+
        try {
            Operations.completeLegacy(copy);
-        } catch (Throwable e) {
-            throw e;
        } finally {
            clipboard.flush();
        }
        session.setClipboard(new ClipboardHolder(clipboard));
-
-        if (!actor.hasPermission("fawe.tips")) {
-            actor.print(Caption.of("fawe.tips.tip.lazycut"));
-        }
-        copy.getStatusMessages().forEach(actor::print);
-        //FAWE end
    }

    //FAWE start
@ -583,9 +566,10 @@ public class ClipboardCommands {
    @Command(
            name = "/rotate",
            desc = "Rotate the contents of the clipboard",
-            descFooter = "Non-destructively rotate the contents of the clipboard.\n"
-                    + "Angles are provided in degrees and a positive angle will result in a clockwise rotation. "
-                    + "Multiple rotations can be stacked. Interpolation is not performed so angles should be a multiple of 90 degrees.\n"
+            descFooter = """
+                    Non-destructively rotate the contents of the clipboard.
+                    Angles are provided in degrees and a positive angle will result in a clockwise rotation. Multiple rotations can be stacked. Interpolation is not performed so angles should be a multiple of 90 degrees.
+                    """
    )
    @CommandPermissions("worldedit.clipboard.rotate")
    public void rotate(
--- a/worldedit-core/src/main/java/com/sk89q/worldedit/command/GeneralCommands.java
+++ b/worldedit-core/src/main/java/com/sk89q/worldedit/command/GeneralCommands.java
@ -149,14 +149,11 @@ public class GeneralCommands {
        String arg0 = args.get(0).toLowerCase(Locale.ENGLISH);
        String flipped;
        switch (arg0) {
-            case "on":
-                flipped = "off";
-                break;
-            case "off":
-                flipped = "on";
-                break;
-            default:
+            case "on" -> flipped = "off";
+            case "off" -> flipped = "on";
+            default -> {
                return TextComponent.of("There is no replacement for //fast " + arg0);
+            }
        }
        return CommandUtil.createNewCommandReplacementText("//perf " + flipped);
    }
@ -362,7 +359,10 @@ public class GeneralCommands {
            descFooter = "This is dependent on platform implementation. " +
                    "Not all platforms support watchdog hooks, or contain a watchdog."
    )
-    @CommandPermissions("worldedit.watchdog")
+    @CommandPermissions(
+            value = "worldedit.watchdog",
+            queued = false
+    )
    public void watchdog(
            Actor actor, LocalSession session,
            @Arg(desc = "The mode to set the watchdog hook to", def = "")
@ -424,7 +424,10 @@ public class GeneralCommands {
            aliases = {"/searchitem", "/l", "/search"},
            desc = "Search for an item"
    )
-    @CommandPermissions("worldedit.searchitem")
+    @CommandPermissions(
+            value = "worldedit.searchitem",
+            queued = false
+    )
    public void searchItem(
            Actor actor,
            @Switch(name = 'b', desc = "Only search for blocks")
@ -573,7 +576,10 @@ public class GeneralCommands {
            aliases = {"tips"},
            desc = "Toggle FAWE tips"
    )
-    @CommandPermissions("fawe.tips")
+    @CommandPermissions(
+            value = "fawe.tips",
+            queued = false
+    )
    public void tips(Actor actor, LocalSession session) throws WorldEditException {
        if (actor.togglePermission("fawe.tips")) {
            actor.print(Caption.of("fawe.info.worldedit.toggle.tips.on"));
@ -627,7 +633,6 @@ public class GeneralCommands {
            String command = "/searchitem " + (blocksOnly ? "-b " : "") + (itemsOnly ? "-i " : "") + "-p %page% " + search;
            Map<String, Component> results = new TreeMap<>();
            String idMatch = search.replace(' ', '_');
-            String nameMatch = search.toLowerCase(Locale.ROOT);
            for (ItemType searchType : ItemType.REGISTRY) {
                if (blocksOnly && !searchType.hasBlockType()) {
                    continue;
--- a/worldedit-core/src/main/java/com/sk89q/worldedit/command/GenerationCommands.java
+++ b/worldedit-core/src/main/java/com/sk89q/worldedit/command/GenerationCommands.java
@ -119,18 +119,15 @@ public class GenerationCommands {
        final double radiusX;
        final double radiusZ;
        switch (radii.size()) {
-            case 1:
-                radiusX = radiusZ = Math.max(1, radii.get(0));
-                break;
-
-            case 2:
+            case 1 -> radiusX = radiusZ = Math.max(1, radii.get(0));
+            case 2 -> {
                radiusX = Math.max(1, radii.get(0));
                radiusZ = Math.max(1, radii.get(1));
-                break;
-
-            default:
+            }
+            default -> {
                actor.print(Caption.of("worldedit.cyl.invalid-radius"));
                return 0;
+            }
        }
        worldEdit.checkMaxRadius(radiusX);
        worldEdit.checkMaxRadius(radiusZ);
@ -169,18 +166,15 @@ public class GenerationCommands {
        final double radiusX;
        final double radiusZ;
        switch (radii.size()) {
-            case 1:
-                radiusX = radiusZ = Math.max(1, radii.get(0));
-                break;
-
-            case 2:
+            case 1 -> radiusX = radiusZ = Math.max(1, radii.get(0));
+            case 2 -> {
                radiusX = Math.max(1, radii.get(0));
                radiusZ = Math.max(1, radii.get(1));
-                break;
-
-            default:
+            }
+            default -> {
                actor.print(Caption.of("worldedit.cyl.invalid-radius"));
                return 0;
+            }
        }

        worldEdit.checkMaxRadius(radiusX);
@ -234,19 +228,16 @@ public class GenerationCommands {
        final double radiusY;
        final double radiusZ;
        switch (radii.size()) {
-            case 1:
-                radiusX = radiusY = radiusZ = Math.max(0, radii.get(0));
-                break;
-
-            case 3:
+            case 1 -> radiusX = radiusY = radiusZ = Math.max(0, radii.get(0));
+            case 3 -> {
                radiusX = Math.max(0, radii.get(0));
                radiusY = Math.max(0, radii.get(1));
                radiusZ = Math.max(0, radii.get(2));
-                break;
-
-            default:
+            }
+            default -> {
                actor.print(Caption.of("worldedit.sphere.invalid-radius"));
                return 0;
+            }
        }

        worldEdit.checkMaxRadius(radiusX);
@ -437,9 +428,10 @@ public class GenerationCommands {
            name = "/generatebiome",
            aliases = {"/genbiome", "/gb"},
            desc = "Sets biome according to a formula.",
-            descFooter = "Formula must return positive numbers (true) if the point is inside the shape\n"
-                    + "Sets the biome of blocks in that shape.\n"
-                    + "For details, see https://ehub.to/we/expr"
+            descFooter = """
+                    Formula must return positive numbers (true) if the point is inside the shape
+                    Sets the biome of blocks in that shape.
+                    For details, see https://ehub.to/we/expr"""
    )
    @CommandPermissions("worldedit.generation.shape.biome")
    @Logging(ALL)
@ -626,14 +618,12 @@ public class GenerationCommands {
        BlockVector3 pos1 = session.getPlacementPosition(actor);
        BlockVector3 pos2 = pos1.add(image.getWidth() - 1, 0, image.getHeight() - 1);
        CuboidRegion region = new CuboidRegion(pos1, pos2);
-        int[] count = new int[1];
        final BufferedImage finalImage = image;
        RegionVisitor visitor = new RegionVisitor(region, pos -> {
            int x = pos.getBlockX() - pos1.getBlockX();
            int z = pos.getBlockZ() - pos1.getBlockZ();
            int color = finalImage.getRGB(x, z);
            BlockType block = tu.getNearestBlock(color);
-            count[0]++;
            if (block != null) {
                return editSession.setBlock(pos, block.getDefaultState());
            }
--- a/worldedit-core/src/main/java/com/sk89q/worldedit/command/HistorySubCommands.java
+++ b/worldedit-core/src/main/java/com/sk89q/worldedit/command/HistorySubCommands.java
@ -223,7 +223,10 @@ public class HistorySubCommands {
            aliases = {"summary", "summarize"},
            desc = "Summarize an edit"
    )
-    @CommandPermissions("worldedit.history.info")
+    @CommandPermissions(
+            value = "worldedit.history.info",
+            queued = false
+    )
    public synchronized void summary(
            Player player, RollbackDatabase database, Arguments arguments,
            @Arg(desc = "Player uuid/name")
@ -314,8 +317,7 @@ public class HistorySubCommands {
                    public Component apply(@Nullable Supplier<? extends ChangeSet> input) {
                        ChangeSet edit = input.get();

-                        if (edit instanceof RollbackOptimizedHistory) {
-                            RollbackOptimizedHistory rollback = (RollbackOptimizedHistory) edit;
+                        if (edit instanceof RollbackOptimizedHistory rollback) {

                            UUID uuid = rollback.getUUID();
                            int index = rollback.getIndex();
@ -368,7 +370,10 @@ public class HistorySubCommands {
            aliases = {"inspect", "search", "near"},
            desc = "Find nearby edits"
    )
-    @CommandPermissions("worldedit.history.find")
+    @CommandPermissions(
+            value = "worldedit.history.find",
+            queued = false
+    )
    public synchronized void find(
            Player player, World world, RollbackDatabase database, Arguments arguments,
            @ArgFlag(name = 'u', def = "", desc = "String user")
@ -429,7 +434,10 @@ public class HistorySubCommands {
            aliases = {"distribution"},
            desc = "View block distribution for an edit"
    )
-    @CommandPermissions("worldedit.history.distr")
+    @CommandPermissions(
+            value = "worldedit.history.distr",
+            queued = false
+    )
    public void distr(
            Player player, LocalSession session, RollbackDatabase database, Arguments arguments,
            @Arg(desc = "Player uuid/name")
@ -468,7 +476,10 @@ public class HistorySubCommands {
            name = "list",
            desc = "List your history"
    )
-    @CommandPermissions("worldedit.history.list")
+    @CommandPermissions(
+            value = "worldedit.history.list",
+            queued = false
+    )
    public void list(
            Player player, LocalSession session, RollbackDatabase database, Arguments arguments,
            @Arg(desc = "Player uuid/name")
@ -476,7 +487,6 @@ public class HistorySubCommands {
            @ArgFlag(name = 'p', desc = "Page to view.", def = "")
                    Integer page
    ) {
-        int index = session.getHistoryIndex();
        List<Supplier<? extends ChangeSet>> history = Lists.transform(
                session.getHistory(),
                (Function<ChangeSet, Supplier<ChangeSet>>) input -> () -> input
--- a/worldedit-core/src/main/java/com/sk89q/worldedit/command/NavigationCommands.java
+++ b/worldedit-core/src/main/java/com/sk89q/worldedit/command/NavigationCommands.java
@ -60,7 +60,10 @@ public class NavigationCommands {
            aliases = {"!", "/unstuck"},
            desc = "Escape from being stuck inside a block"
    )
-    @CommandPermissions("worldedit.navigation.unstuck")
+    @CommandPermissions(
+            value = "worldedit.navigation.unstuck",
+            queued = false
+    )
    public void unstuck(Player player) throws WorldEditException {
        player.findFreePosition();
        player.print(Caption.of("worldedit.unstuck.moved"));
@ -71,7 +74,10 @@ public class NavigationCommands {
            aliases = {"asc", "/asc", "/ascend"},
            desc = "Go up a floor"
    )
-    @CommandPermissions("worldedit.navigation.ascend")
+    @CommandPermissions(
+            value = "worldedit.navigation.ascend",
+            queued = false
+    )
    public void ascend(
            Player player,
            @Arg(desc = "# of levels to ascend", def = "1")
@ -96,7 +102,10 @@ public class NavigationCommands {
            aliases = {"desc", "/desc", "/descend"},
            desc = "Go down a floor"
    )
-    @CommandPermissions("worldedit.navigation.descend")
+    @CommandPermissions(
+            value = "worldedit.navigation.descend",
+            queued = false
+    )
    public void descend(
            Player player,
            @Arg(desc = "# of levels to descend", def = "1")
@ -147,7 +156,10 @@ public class NavigationCommands {
            aliases = {"/thru"},
            desc = "Pass through walls"
    )
-    @CommandPermissions("worldedit.navigation.thru.command")
+    @CommandPermissions(
+            value = "worldedit.navigation.thru.command",
+            queued = false
+    )
    public void thru(Player player) throws WorldEditException {
        if (player.passThroughForwardWall(6)) {
            player.print(Caption.of("worldedit.thru.moved"));
@ -161,7 +173,10 @@ public class NavigationCommands {
            aliases = {"j", "/jumpto", "/j"},
            desc = "Teleport to a location"
    )
-    @CommandPermissions("worldedit.navigation.jumpto.command")
+    @CommandPermissions(
+            value = "worldedit.navigation.jumpto.command",
+            queued = false
+    )
    public void jumpTo(
            Player player,
            @Arg(desc = "Location to jump to", def = "")
--- a/worldedit-core/src/main/java/com/sk89q/worldedit/command/RegionCommands.java
+++ b/worldedit-core/src/main/java/com/sk89q/worldedit/command/RegionCommands.java
@ -140,7 +140,10 @@ public class RegionCommands {
            name = "/test",
            desc = "test region"
    )
-    @CommandPermissions("worldedit.region.test")
+    @CommandPermissions(
+            value = "worldedit.region.test",
+            queued = false
+    )
    @Logging(REGION)
    public void test(
            Actor actor, EditSession editSession,
@ -175,7 +178,10 @@ public class RegionCommands {
            aliases = "/nbt",
            desc = "View nbt info for a block"
    )
-    @CommandPermissions("worldedit.nbtinfo")
+    @CommandPermissions(
+            value = "worldedit.nbtinfo",
+            queued = false
+    )
    public void nbtinfo(Player player, EditSession editSession) {
        Location pos = player.getBlockTrace(128);
        if (pos == null) {
@ -228,13 +234,12 @@ public class RegionCommands {
            @Switch(name = 'h', desc = "Generate only a shell")
                    boolean shell
    ) throws WorldEditException {
-        if (!(region instanceof CuboidRegion)) {
+        if (!(region instanceof CuboidRegion cuboidregion)) {
            actor.print(Caption.of("worldedit.line.cuboid-only"));
            return 0;
        }
        checkCommandArgument(thickness >= 0, "Thickness must be >= 0");

-        CuboidRegion cuboidregion = (CuboidRegion) region;
        BlockVector3 pos1 = cuboidregion.getPos1();
        BlockVector3 pos2 = cuboidregion.getPos2();
        int blocksChanged = editSession.drawLine(pattern, pos1, pos2, thickness, !shell);
@ -261,13 +266,12 @@ public class RegionCommands {
            @Switch(name = 'h', desc = "Generate only a shell")
                    boolean shell
    ) throws WorldEditException {
-        if (!(region instanceof ConvexPolyhedralRegion)) {
+        if (!(region instanceof ConvexPolyhedralRegion cpregion)) {
            actor.print(Caption.of("worldedit.curve.invalid-type"));
            return 0;
        }
        checkCommandArgument(thickness >= 0, "Thickness must be >= 0");

-        ConvexPolyhedralRegion cpregion = (ConvexPolyhedralRegion) region;
        List<BlockVector3> vectors = new ArrayList<>(cpregion.getVertices());

        int blocksChanged = editSession.drawSpline(pattern, vectors, 0, 0, 0, 10, thickness, !shell);
@ -468,7 +472,10 @@ public class RegionCommands {
            desc = "Bypass region restrictions",
            descFooter = "Bypass region restrictions"
    )
-    @CommandPermissions("fawe.admin")
+    @CommandPermissions(
+            value = "fawe.admin",
+            queued = false
+    )
    public void wea(Actor actor) throws WorldEditException {
        if (actor.togglePermission("fawe.bypass")) {
            actor.print(Caption.of("fawe.info.worldedit.bypassed"));
@ -697,7 +704,7 @@ public class RegionCommands {
            actor.print(Caption.of("fawe.regen.time"));
            //FAWE end
            RegenOptions options = RegenOptions.builder()
-                    .seed(!randomSeed ? seed : new Long(ThreadLocalRandom.current().nextLong()))
+                    .seed(!randomSeed ? seed : Long.valueOf(ThreadLocalRandom.current().nextLong()))
                    .regenBiomes(regenBiomes)
                    .biomeType(biomeType)
                    .build();
@ -718,9 +725,10 @@ public class RegionCommands {
    @Command(
            name = "/deform",
            desc = "Deforms a selected region with an expression",
-            descFooter = "The expression is executed for each block and is expected\n"
-                    + "to modify the variables x, y and z to point to a new block\n"
-                    + "to fetch. For details, see https://ehub.to/we/expr"
+            descFooter = """
+                    The expression is executed for each block and is expected
+                    to modify the variables x, y and z to point to a new block
+                    to fetch. For details, see https://ehub.to/we/expr"""
    )
    @CommandPermissions("worldedit.region.deform")
    @Logging(ALL)
@ -794,9 +802,10 @@ public class RegionCommands {
    @Command(
            name = "/hollow",
            desc = "Hollows out the object contained in this selection",
-            descFooter = "Hollows out the object contained in this selection.\n"
-                    + "Optionally fills the hollowed out part with the given block.\n"
-                    + "Thickness is measured in manhattan distance."
+            descFooter = """
+                    Hollows out the object contained in this selection.
+                    Optionally fills the hollowed out part with the given block.
+                    Thickness is measured in manhattan distance."""
    )
    @CommandPermissions("worldedit.region.hollow")
    @Logging(REGION)
--- a/worldedit-core/src/main/java/com/sk89q/worldedit/command/SchematicCommands.java
+++ b/worldedit-core/src/main/java/com/sk89q/worldedit/command/SchematicCommands.java
@ -26,7 +26,6 @@ import com.fastasyncworldedit.core.extent.clipboard.MultiClipboardHolder;
 import com.fastasyncworldedit.core.extent.clipboard.URIClipboardHolder;
 import com.fastasyncworldedit.core.extent.clipboard.io.schematic.MinecraftStructure;
 import com.fastasyncworldedit.core.util.MainUtil;
-import com.google.common.base.Function;
 import com.google.common.collect.Multimap;
 import com.sk89q.worldedit.LocalConfiguration;
 import com.sk89q.worldedit.LocalSession;
@ -90,6 +89,7 @@ import java.util.Map;
 import java.util.Objects;
 import java.util.UUID;
 import java.util.concurrent.Callable;
+import java.util.function.Function;
 import java.util.regex.Pattern;

 import static com.fastasyncworldedit.core.util.ReflectionUtils.as;
@ -209,11 +209,9 @@ public class SchematicCommands {
        }

        ClipboardHolder clipboard = session.getClipboard();
-        if (clipboard instanceof URIClipboardHolder) {
-            URIClipboardHolder identifiable = (URIClipboardHolder) clipboard;
+        if (clipboard instanceof URIClipboardHolder identifiable) {
            if (identifiable.contains(uri)) {
-                if (identifiable instanceof MultiClipboardHolder) {
-                    MultiClipboardHolder multi = (MultiClipboardHolder) identifiable;
+                if (identifiable instanceof MultiClipboardHolder multi) {
                    multi.remove(uri);
                    if (multi.getHolders().isEmpty()) {
                        session.setClipboard(null);
@ -319,7 +317,7 @@ public class SchematicCommands {
        LocalConfiguration config = worldEdit.getConfiguration();

        //FAWE start
-        ClipboardFormat format = null;
+        ClipboardFormat format;
        InputStream in = null;
        try {
            URI uri;
@ -526,7 +524,10 @@ public class SchematicCommands {
            aliases = {"listformats", "f"},
            desc = "List available formats"
    )
-    @CommandPermissions("worldedit.schematic.formats")
+    @CommandPermissions(
+            value = "worldedit.schematic.formats",
+            queued = false
+    )
    public void formats(Actor actor) {
        actor.print(Caption.of("worldedit.schematic.formats.title"));
        StringBuilder builder;
@ -552,7 +553,10 @@ public class SchematicCommands {
            desc = "List saved schematics",
            descFooter = "Note: Format is not fully verified until loading."
    )
-    @CommandPermissions("worldedit.schematic.list")
+    @CommandPermissions(
+            value = "worldedit.schematic.list",
+            queued = false
+    )
    public void list(
            Actor actor, LocalSession session,
            @ArgFlag(name = 'p', desc = "Page to view.", def = "1")
@ -823,7 +827,6 @@ public class SchematicCommands {
            final String SCHEMATIC_NAME = file.getName();

            double oldKbOverwritten = 0;
-            String overwrittenPath = curFilepath;

            int numFiles = -1;
            if (checkFilesize) {
@ -839,10 +842,10 @@ public class SchematicCommands {
                if (overwrite) {
                    oldKbOverwritten = Files.size(Paths.get(file.getAbsolutePath())) / 1000.0;
                    int iter = 1;
-                    while (new File(overwrittenPath + "." + iter + "." + format.getPrimaryFileExtension()).exists()) {
+                    while (new File(curFilepath + "." + iter + "." + format.getPrimaryFileExtension()).exists()) {
                        iter++;
                    }
-                    file = new File(overwrittenPath + "." + iter + "." + format.getPrimaryFileExtension());
+                    file = new File(curFilepath + "." + iter + "." + format.getPrimaryFileExtension());
                }
            }

--- a/worldedit-core/src/main/java/com/sk89q/worldedit/command/SelectionCommands.java
+++ b/worldedit-core/src/main/java/com/sk89q/worldedit/command/SelectionCommands.java
@ -314,7 +314,10 @@ public class SelectionCommands {
            name = "/wand",
            desc = "Get the wand object"
    )
-    @CommandPermissions("worldedit.wand")
+    @CommandPermissions(
+            value = "worldedit.wand",
+            queued = false
+    )
    public void wand(
            Player player, LocalSession session,
            @Switch(name = 'n', desc = "Get a navigation wand") boolean navWand
@ -348,7 +351,10 @@ public class SelectionCommands {
            aliases = {"/toggleeditwand"},
            desc = "Remind the user that the wand is now a tool and can be unbound with /tool none."
    )
-    @CommandPermissions("worldedit.wand.toggle")
+    @CommandPermissions(
+            value = "worldedit.wand.toggle",
+            queued = false
+    )
    public void toggleWand(Player player) {
        player.print(
                Caption.of(
@ -499,7 +505,10 @@ public class SelectionCommands {
            name = "/size",
            desc = "Get information about the selection"
    )
-    @CommandPermissions("worldedit.selection.size")
+    @CommandPermissions(
+            value = "worldedit.selection.size",
+            queued = false
+    )
    public void size(
            Actor actor, World world, LocalSession session,
            @Switch(name = 'c', desc = "Get clipboard info instead")
@ -734,6 +743,7 @@ public class SelectionCommands {
                box.appendCommand("sphere", Caption.of("worldedit.select.sphere.description"), "//sel sphere");
                box.appendCommand("cyl", Caption.of("worldedit.select.cyl.description"), "//sel cyl");
                box.appendCommand("convex", Caption.of("worldedit.select.convex.description"), "//sel convex");
+
                //FAWE start
                box.appendCommand("polyhedral", Caption.of("fawe.selection.sel.polyhedral"), "//sel polyhedral");
                box.appendCommand("fuzzy[=<mask>]", Caption.of("fawe.selection.sel.fuzzy-instruction"), "//sel fuzzy[=<mask>]");
--- a/worldedit-core/src/main/java/com/sk89q/worldedit/command/SnapshotCommands.java
+++ b/worldedit-core/src/main/java/com/sk89q/worldedit/command/SnapshotCommands.java
@ -98,7 +98,10 @@ public class SnapshotCommands {
            name = "list",
            desc = "List snapshots"
    )
-    @CommandPermissions("worldedit.snapshots.list")
+    @CommandPermissions(
+            value = "worldedit.snapshots.list",
+            queued = false
+    )
    void list(
            Actor actor, World world,
            @ArgFlag(name = 'p', desc = "Page of results to return", def = "1")
@ -127,8 +130,7 @@ public class SnapshotCommands {
                    TextComponent.of(world.getName())
            ));

-            if (config.snapshotDatabase instanceof FileSystemSnapshotDatabase) {
-                FileSystemSnapshotDatabase db = (FileSystemSnapshotDatabase) config.snapshotDatabase;
+            if (config.snapshotDatabase instanceof FileSystemSnapshotDatabase db) {
                Path root = db.getRoot();
                if (Files.isDirectory(root)) {
                    WorldEdit.logger.info("No snapshots were found for world '"
--- a/worldedit-core/src/main/java/com/sk89q/worldedit/command/SnapshotUtilCommands.java
+++ b/worldedit-core/src/main/java/com/sk89q/worldedit/command/SnapshotUtilCommands.java
@ -95,7 +95,7 @@ public class SnapshotUtilCommands {
        if (snapshotName != null) {
            URI uri = resolveSnapshotName(config, snapshotName);
            Optional<Snapshot> snapOpt = config.snapshotDatabase.getSnapshot(uri);
-            if (!snapOpt.isPresent()) {
+            if (snapOpt.isEmpty()) {
                actor.print(Caption.of("worldedit.restore.not-available"));
                return;
            }
--- a/worldedit-core/src/main/java/com/sk89q/worldedit/command/ToolUtilCommands.java
+++ b/worldedit-core/src/main/java/com/sk89q/worldedit/command/ToolUtilCommands.java
@ -140,7 +140,7 @@ public class ToolUtilCommands {
            @Arg(desc = "The range of the brush")
                    int range
    ) throws WorldEditException {
-        session.getBrushTool(player.getItemInHand(HandSide.MAIN_HAND).getType()).setRange(range);
+        session.getBrushTool(player).setRange(range);
        player.print(Caption.of("worldedit.tool.range.set"));
    }

@ -156,7 +156,7 @@ public class ToolUtilCommands {
    ) throws WorldEditException {
        we.checkMaxBrushRadius(size);

-        session.getBrushTool(player.getItemInHand(HandSide.MAIN_HAND).getType()).setSize(size);
+        session.getBrushTool(player).setSize(size);
        player.print(Caption.of("worldedit.tool.size.set"));
    }

--- a/worldedit-core/src/main/java/com/sk89q/worldedit/command/UtilityCommands.java
+++ b/worldedit-core/src/main/java/com/sk89q/worldedit/command/UtilityCommands.java
@ -29,7 +29,6 @@ import com.fastasyncworldedit.core.util.StringMan;
 import com.fastasyncworldedit.core.util.TaskManager;
 import com.fastasyncworldedit.core.util.image.ImageUtil;
 import com.fastasyncworldedit.core.util.task.DelegateConsumer;
-import com.google.common.base.Function;
 import com.sk89q.worldedit.EditSession;
 import com.sk89q.worldedit.IncompleteRegionException;
 import com.sk89q.worldedit.LocalConfiguration;
@ -98,6 +97,7 @@ import java.util.Locale;
 import java.util.Map;
 import java.util.UUID;
 import java.util.function.Consumer;
+import java.util.function.Function;
 import java.util.function.Supplier;
 import java.util.stream.Collectors;

@ -130,7 +130,10 @@ public class UtilityCommands {
            aliases = {"/hmi", "hmi"},
            desc = "Generate the heightmap interface: https://github.com/IntellectualSites/HeightMap"
    )
-    @CommandPermissions("fawe.admin")
+    @CommandPermissions(
+            value = "fawe.admin",
+            queued = false
+    )
    public void heightmapInterface(
            Actor actor,
            @Arg(name = "min", desc = "int", def = "100") int min,
@ -145,12 +148,9 @@ public class UtilityCommands {
        final int sub = srcFolder.getAbsolutePath().length();
        List<String> images = new ArrayList<>();
        MainUtil.iterateFiles(srcFolder, file -> {
-            switch (file.getName().substring(file.getName().lastIndexOf('.')).toLowerCase(Locale.ROOT)) {
-                case ".png":
-                case ".jpeg":
-                    break;
-                default:
-                    return;
+            String s = file.getName().substring(file.getName().lastIndexOf('.')).toLowerCase(Locale.ROOT);
+            if (!s.equals(".png") && !s.equals(".jpeg")) {
+                return;
            }
            try {
                String name = file.getAbsolutePath().substring(sub);
@ -187,7 +187,7 @@ public class UtilityCommands {
        StringBuilder config = new StringBuilder();
        config.append("var images = [\n");
        for (String image : images) {
-            config.append('"' + image.replace(File.separator, "/") + "\",\n");
+            config.append('"').append(image.replace(File.separator, "/")).append("\",\n");
        }
        config.append("];\n");
        config.append("// The low res images (they should all be the same size)\n");
@ -805,7 +805,10 @@ public class UtilityCommands {
            name = "/help",
            desc = "Displays help for WorldEdit commands"
    )
-    @CommandPermissions("worldedit.help")
+    @CommandPermissions(
+            value = "worldedit.help",
+            queued = false
+    )
    public void help(
            Actor actor,
            @Switch(name = 's', desc = "List sub-commands of the given command, if applicable")
@ -859,7 +862,6 @@ public class UtilityCommands {
            URI uri = input.getKey();
            String path = input.getValue();

-            boolean url = false;
            boolean loaded = isLoaded.apply(uri);

            URIType type = URIType.FILE;
@ -959,21 +961,13 @@ public class UtilityCommands {
        if (len > 0) {
            for (String arg : args) {
                switch (arg.toLowerCase(Locale.ROOT)) {
-                    case "me":
-                    case "mine":
-                    case "local":
-                    case "private":
-                        listMine = true;
-                        break;
-                    case "public":
-                    case "global":
-                        listGlobal = true;
-                        break;
-                    case "all":
+                    case "me", "mine", "local", "private" -> listMine = true;
+                    case "public", "global" -> listGlobal = true;
+                    case "all" -> {
                        listMine = true;
                        listGlobal = true;
-                        break;
-                    default:
+                    }
+                    default -> {
                        if (arg.endsWith("/") || arg.endsWith(File.separator)) {
                            arg = arg.replace("/", File.separator);
                            String newDirFilter = dirFilter + arg;
@ -995,7 +989,7 @@ public class UtilityCommands {
                        } else {
                            filters.add(arg);
                        }
-                        break;
+                    }
                }
            }
        }
@ -1005,7 +999,7 @@ public class UtilityCommands {

        List<File> toFilter = new ArrayList<>();
        if (!filters.isEmpty()) {
-            forEachFile = new DelegateConsumer<File>(forEachFile) {
+            forEachFile = new DelegateConsumer<>(forEachFile) {
                @Override
                public void accept(File file) {
                    toFilter.add(file);
@ -1015,7 +1009,7 @@ public class UtilityCommands {

        if (formatName != null) {
            final ClipboardFormat cf = ClipboardFormats.findByAlias(formatName);
-            forEachFile = new DelegateConsumer<File>(forEachFile) {
+            forEachFile = new DelegateConsumer<>(forEachFile) {
                @Override
                public void accept(File file) {
                    if (cf.isFormat(file)) {
@ -1024,7 +1018,7 @@ public class UtilityCommands {
                }
            };
        } else {
-            forEachFile = new DelegateConsumer<File>(forEachFile) {
+            forEachFile = new DelegateConsumer<>(forEachFile) {
                @Override
                public void accept(File file) {
                    if (!file.toString().endsWith(".cached")) {
@ -1062,7 +1056,7 @@ public class UtilityCommands {
            }
            if (listGlobal) {
                File rel = MainUtil.resolveRelative(new File(dir, dirFilter));
-                forEachFile = new DelegateConsumer<File>(forEachFile) {
+                forEachFile = new DelegateConsumer<>(forEachFile) {
                    @Override
                    public void accept(File f) {
                        try {
@ -1172,7 +1166,7 @@ public class UtilityCommands {
        StringBuilder name = new StringBuilder();
        if (relative.isAbsolute()) {
            relative = root.toURI().relativize(file.toURI());
-            name.append(".." + File.separator);
+            name.append("..").append(File.separator);
        }
        name.append(relative.getPath());
        return name.toString();