Add BauSystem module

Fix ci java version
Fix LinkageProcessor
This commit is contained in:
2024-08-05 13:28:50 +02:00
parent 41d31e6c9c
commit 3366a30b0c
526 changed files with 43550 additions and 149479 deletions
+58
View File
@@ -0,0 +1,58 @@
/*
* This file is a part of the SteamWar software.
*
* Copyright (C) 2024 SteamWar.de-Serverteam
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
plugins {
id("java")
id("base")
}
group = "de.steamwar"
version = ""
tasks.compileJava {
options.encoding = "UTF-8"
}
java {
sourceCompatibility = JavaVersion.VERSION_17
targetCompatibility = JavaVersion.VERSION_17
}
sourceSets {
main {
java {
srcDirs("src/")
}
resources {
srcDirs("src/")
exclude("**/*.java", "**/*.kt")
}
}
}
dependencies {
compileOnly("org.projectlombok:lombok:1.18.32")
annotationProcessor("org.projectlombok:lombok:1.18.32")
compileOnly(project(":BauSystem:BauSystem_Main"))
compileOnly(project(":SpigotCore"))
compileOnly("de.steamwar:spigot:1.15")
compileOnly("de.steamwar:worldedit:1.15")
}
@@ -0,0 +1,243 @@
/*
* This file is a part of the SteamWar software.
*
* Copyright (C) 2022 SteamWar.de-Serverteam
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package de.steamwar.bausystem.utils;
import com.sk89q.worldedit.EditSession;
import com.sk89q.worldedit.WorldEdit;
import com.sk89q.worldedit.WorldEditException;
import com.sk89q.worldedit.bukkit.BukkitWorld;
import com.sk89q.worldedit.bukkit.WorldEditPlugin;
import com.sk89q.worldedit.extent.clipboard.BlockArrayClipboard;
import com.sk89q.worldedit.extent.clipboard.Clipboard;
import com.sk89q.worldedit.extent.clipboard.io.BuiltInClipboardFormat;
import com.sk89q.worldedit.extent.clipboard.io.ClipboardFormats;
import com.sk89q.worldedit.extent.clipboard.io.ClipboardReader;
import com.sk89q.worldedit.extent.clipboard.io.ClipboardWriter;
import com.sk89q.worldedit.function.mask.Mask;
import com.sk89q.worldedit.function.mask.Mask2D;
import com.sk89q.worldedit.function.operation.ForwardExtentCopy;
import com.sk89q.worldedit.function.operation.Operations;
import com.sk89q.worldedit.math.BlockVector3;
import com.sk89q.worldedit.math.transform.AffineTransform;
import com.sk89q.worldedit.regions.CuboidRegion;
import com.sk89q.worldedit.regions.selector.CuboidRegionSelector;
import com.sk89q.worldedit.session.ClipboardHolder;
import com.sk89q.worldedit.world.World;
import com.sk89q.worldedit.world.block.BaseBlock;
import com.sk89q.worldedit.world.block.BlockTypes;
import de.steamwar.bausystem.region.Point;
import org.bukkit.Bukkit;
import org.bukkit.Material;
import org.bukkit.block.Block;
import org.bukkit.block.data.BlockData;
import org.bukkit.block.data.Waterlogged;
import org.bukkit.entity.Player;
import org.bukkit.inventory.ItemStack;
import org.bukkit.util.Vector;
import javax.annotation.Nullable;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.Arrays;
import java.util.HashSet;
import java.util.Objects;
import java.util.Set;
import java.util.concurrent.atomic.AtomicReference;
import java.util.function.BiPredicate;
import java.util.logging.Level;
public class FlatteningWrapper15 implements FlatteningWrapper {
@Override
public boolean isNoBook(ItemStack item) {
return item.getType() != Material.WRITABLE_BOOK && item.getType() != Material.WRITTEN_BOOK;
}
private static final Set<Material> unpushable = new HashSet<>(Arrays.asList(Material.BARRIER, Material.BEACON, Material.COMMAND_BLOCK, Material.CHAIN_COMMAND_BLOCK, Material.REPEATING_COMMAND_BLOCK, Material.ENCHANTING_TABLE, Material.END_GATEWAY, Material.END_PORTAL, Material.ENDER_CHEST, Material.GRINDSTONE, Material.JIGSAW, Material.JUKEBOX, Material.NETHER_PORTAL, Material.OBSIDIAN, Material.STRUCTURE_VOID, Material.BARREL, Material.BEEHIVE, Material.BEE_NEST, Material.BLAST_FURNACE, Material.BREWING_STAND, Material.CHEST, Material.DAYLIGHT_DETECTOR, Material.DISPENSER, Material.DROPPER, Material.FURNACE, Material.HOPPER, Material.LECTERN, Material.SMOKER, Material.TRAPPED_CHEST));
// TODO: FLOWER
private static final Set<Material> breaking = new HashSet<>(Arrays.asList(Material.BAMBOO, Material.CACTUS, Material.CAKE, Material.CARVED_PUMPKIN, Material.CHORUS_FLOWER, Material.CHORUS_PLANT, Material.COBWEB, Material.COCOA, Material.DRAGON_EGG, Material.FIRE, Material.FLOWER_POT, Material.JACK_O_LANTERN, Material.LADDER, Material.LAVA, Material.LAVA, Material.LEVER, Material.LILY_PAD, Material.MELON, Material.NETHER_WART, Material.PUMPKIN, Material.COMPARATOR, Material.REDSTONE_WIRE, Material.REPEATER, Material.TORCH, Material.STRUCTURE_VOID, Material.SCAFFOLDING, Material.SEA_PICKLE, Material.SNOW, Material.SUGAR_CANE, Material.TORCH, Material.TRIPWIRE, Material.TRIPWIRE_HOOK, Material.TURTLE_EGG, Material.VINE, Material.WATER, Material.WHEAT));
@Override
public boolean isUnpusheable(Material material) {
if (unpushable.contains(material)) {
return true;
}
String name = material.name();
return name.contains("BANNER") || name.contains("SIGN");
}
@Override
public boolean isBreakingOnPush(Material material) {
if (breaking.contains(material)) {
return true;
}
String name = material.name();
return name.contains("BED") || name.contains("BUTTON") || name.contains("CARPET") || (name.contains("DOOR") && !name.contains("TRAPDOOR")) || name.contains("HEAD") || name.contains("LEAVES") || name.contains("MUSHROOM") || name.contains("PRESSURE_PLATE") || name.contains("SHULKER_BOX");
}
@Override
public boolean isWorldEditCommand(String command) {
if (command.startsWith("/")) {
command = command.replaceFirst("/", "");
}
command = command.toLowerCase();
return WorldEdit.getInstance().getPlatformManager().getPlatformCommandManager().getCommandManager().containsCommand(command);
}
private static final WorldEditPlugin WORLDEDIT_PLUGIN = Objects.requireNonNull((WorldEditPlugin) Bukkit.getPluginManager().getPlugin("WorldEdit"));
private static final World BUKKITWORLD = new BukkitWorld(Bukkit.getWorlds().get(0));
@Override
public void setSelection(Player p, Point minPoint, Point maxPoint) {
WORLDEDIT_PLUGIN.getSession(p).setRegionSelector(BUKKITWORLD, new CuboidRegionSelector(BUKKITWORLD, toBlockVector3(minPoint), toBlockVector3(maxPoint)));
}
@Override
public Clipboard loadSchematic(File file) {
Clipboard clipboard;
try (ClipboardReader reader = Objects.requireNonNull(ClipboardFormats.findByFile(file)).getReader(new FileInputStream(file))) {
clipboard = reader.read();
} catch (NullPointerException | IOException e) {
throw new SecurityException("Bausystem schematic not found", e);
}
return clipboard;
}
@Override
public EditSession paste(PasteBuilder pasteBuilder) {
try (EditSession e = WorldEdit.getInstance().getEditSessionFactory().getEditSession(new BukkitWorld(Bukkit.getWorlds().get(0)), -1)) {
Clipboard clipboard = pasteBuilder.getClipboard();
if (!pasteBuilder.getMappers().isEmpty()) {
BlockVector3 minimum = clipboard.getRegion().getMinimumPoint();
for (int x = 0; x < clipboard.getDimensions().getX(); x++) {
for (int y = 0; y < clipboard.getDimensions().getY(); y++) {
for (int z = 0; z < clipboard.getDimensions().getZ(); z++) {
BlockVector3 pos = minimum.add(x, y, z);
pasteBuilder.getMappers().forEach(mapper -> mapper.accept(clipboard, pos));
}
}
}
}
AtomicReference<BlockVector3> pastePoint = new AtomicReference<>();
if (!pasteBuilder.getPredicates().isEmpty()) {
e.setMask(new Mask() {
@Override
public boolean test(BlockVector3 blockVector3) {
BaseBlock block = clipboard.getFullBlock(blockVector3.subtract(pastePoint.get()).add(clipboard.getRegion().getMinimumPoint()));
String blockName = block.getBlockType().toString().toLowerCase();
for (BiPredicate<BaseBlock, String> predicate : pasteBuilder.getPredicates()) {
if (!predicate.test(block, blockName)) return false;
}
return true;
}
public Mask copy() {
return this;
}
@Nullable
@Override
public Mask2D toMask2D() {
return null;
}
});
}
ClipboardHolder ch = new ClipboardHolder(clipboard);
BlockVector3 dimensions = clipboard.getDimensions();
BlockVector3 v = BlockVector3.at(pasteBuilder.getPastPoint().getX(), pasteBuilder.getPastPoint().getY(), pasteBuilder.getPastPoint().getZ());
BlockVector3 offset = clipboard.getRegion().getMinimumPoint().subtract(clipboard.getOrigin());
if (pasteBuilder.isRotate()) {
ch.setTransform(new AffineTransform().rotateY(180));
v = v.add(dimensions.getX() / 2, 0, dimensions.getZ() / 2).subtract(offset.multiply(-1, 1, -1)).subtract(0, 0, 1);
} else {
v = v.subtract(dimensions.getX() / 2, 0, dimensions.getZ() / 2).subtract(offset);
}
pastePoint.set(v);
if (pasteBuilder.isReset()) {
e.setBlocks(new CuboidRegion(toBlockVector3(pasteBuilder.getMinPoint()), toBlockVector3(pasteBuilder.getMaxPoint())), Objects.requireNonNull(BlockTypes.AIR).getDefaultState().toBaseBlock());
if (pasteBuilder.getWaterLevel() != 0) {
e.setBlocks(new CuboidRegion(toBlockVector3(pasteBuilder.getMinPoint()), toBlockVector3(pasteBuilder.getMaxPoint()).withY(pasteBuilder.getWaterLevel())), Objects.requireNonNull(BlockTypes.WATER).getDefaultState().toBaseBlock());
}
}
Operations.completeBlindly(ch.createPaste(e).to(v).ignoreAirBlocks(pasteBuilder.isIgnoreAir()).build());
return e;
} catch (WorldEditException e) {
throw new SecurityException(e.getMessage(), e);
}
}
@Override
public Clipboard copy(Point minPoint, Point maxPoint, Point copyPoint) {
BukkitWorld bukkitWorld = new BukkitWorld(Bukkit.getWorlds().get(0));
CuboidRegion region = new CuboidRegion(bukkitWorld, toBlockVector3(minPoint), toBlockVector3(maxPoint));
BlockArrayClipboard clipboard = new BlockArrayClipboard(region);
try (EditSession e = WorldEdit.getInstance().getEditSessionFactory().getEditSession(bukkitWorld, -1)) {
ForwardExtentCopy copy = new ForwardExtentCopy(
e, region, clipboard, region.getMinimumPoint()
);
copy.setCopyingEntities(false);
copy.setCopyingBiomes(false);
Operations.complete(copy);
clipboard.setOrigin(toBlockVector3(copyPoint));
return clipboard;
} catch (WorldEditException e) {
Bukkit.getLogger().log(Level.SEVERE, e.getMessage(), e);
return null;
}
}
@Override
public boolean backup(Point minPoint, Point maxPoint, File file) {
Clipboard clipboard = copy(minPoint, maxPoint, minPoint);
try (ClipboardWriter writer = BuiltInClipboardFormat.SPONGE_SCHEMATIC.getWriter(new FileOutputStream(file))) {
writer.write(clipboard);
return true;
} catch (IOException e) {
Bukkit.getLogger().log(Level.SEVERE, e.getMessage(), e);
return false;
}
}
private BlockVector3 toBlockVector3(Point point) {
return BlockVector3.at(point.getX(), point.getY(), point.getZ());
}
@Override
public boolean inWater(org.bukkit.World world, Vector tntPosition) {
Block block = world.getBlockAt(tntPosition.getBlockX(), tntPosition.getBlockY(), tntPosition.getBlockZ());
if (block.getType() == Material.WATER)
return true;
BlockData data = block.getBlockData();
if (!(data instanceof Waterlogged))
return false;
return ((Waterlogged) data).isWaterlogged();
}
}
@@ -0,0 +1,135 @@
/*
* This file is a part of the SteamWar software.
*
* Copyright (C) 2022 SteamWar.de-Serverteam
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package de.steamwar.bausystem.utils;
import com.comphenix.tinyprotocol.Reflection;
import de.steamwar.bausystem.features.util.NoClipCommand;
import net.minecraft.server.v1_15_R1.*;
import org.bukkit.Bukkit;
import org.bukkit.GameMode;
import org.bukkit.Material;
import org.bukkit.World;
import org.bukkit.craftbukkit.v1_15_R1.entity.CraftEntity;
import org.bukkit.craftbukkit.v1_15_R1.entity.CraftPlayer;
import org.bukkit.craftbukkit.v1_15_R1.inventory.CraftItemStack;
import org.bukkit.entity.Player;
import org.bukkit.entity.TNTPrimed;
import org.bukkit.inventory.ItemStack;
import java.util.ArrayList;
import java.util.List;
import java.util.function.LongSupplier;
public class NMSWrapper15 implements NMSWrapper {
private static final Reflection.FieldAccessor<EnumGamemode> playerGameMode = Reflection.getField(PlayerInteractManager.class, EnumGamemode.class, 0);
@Override
@SuppressWarnings("deprecation")
public void setInternalGameMode(Player player, GameMode gameMode) {
playerGameMode.set(((CraftPlayer) player).getHandle().playerInteractManager, EnumGamemode.getById(gameMode.getValue()));
}
@Override
public void setSlotToItemStack(Player player, Object o) {
PacketPlayInSetCreativeSlot packetPlayInSetCreativeSlot = (PacketPlayInSetCreativeSlot) o;
int index = packetPlayInSetCreativeSlot.b();
if (index >= 36 && index <= 44) {
index -= 36;
} else if (index > 44) {
index -= 5;
} else if (index <= 8) {
index = index - 8 + 36;
}
player.getInventory().setItem(index, CraftItemStack.asBukkitCopy(packetPlayInSetCreativeSlot.getItemStack()));
if (index < 9) player.getInventory().setHeldItemSlot(index);
player.updateInventory();
}
private static final Reflection.FieldAccessor<Integer> gameStateChangeReason = Reflection.getField(NoClipCommand.gameStateChange, int.class, 0);
@Override
public void setGameStateChangeReason(Object packet) {
gameStateChangeReason.set(packet, 3);
}
@Override
public void setPlayerBuildAbilities(Player player) {
((CraftPlayer) player).getHandle().abilities.mayBuild = true;
((CraftPlayer) player).getHandle().abilities.canInstantlyBuild = true;
}
@Override
public Material pathMaterial() {
return Material.GRASS_PATH;
}
private static final int threshold = 2048;
@Override
public boolean checkItemStack(ItemStack item) {
net.minecraft.server.v1_15_R1.ItemStack nmsItem = CraftItemStack.asNMSCopy(item);
NBTTagCompound tag = nmsItem.getTag();
if (tag != null && tag.hasKey("BlockEntityTag")) {
NBTTagCompound blockTag = tag.getCompound("BlockEntityTag");
if (blockTag.hasKey("Items")) {
return drillDown(blockTag.getList("Items", 10), 0, 0) > threshold;
}
}
return false;
}
private int drillDown(NBTTagList items, int layer, int start) {
if (layer > 2) return start + threshold;
int invalid = start;
for (NBTBase nbtBase : items) {
if (!(nbtBase instanceof NBTTagCompound))
continue;
NBTTagCompound slot = (NBTTagCompound) nbtBase;
if (slot.hasKey("tag")) {
invalid += slot.getByte("Count");
NBTTagCompound iTag = slot.getCompound("tag");
if (iTag.hasKey("BlockEntityTag")) {
NBTTagCompound blockTag = iTag.getCompound("BlockEntityTag");
if (blockTag.hasKey("Items")) {
invalid = drillDown(blockTag.getList("Items", 10), layer + 1, invalid);
}
}
}
if (invalid > threshold)
break;
}
return invalid;
}
private final Class<?> explosionPacket = Reflection.getClass("{nms.network.protocol.game}.PacketPlayOutExplosion");
private final Reflection.FieldAccessor<Double> a = Reflection.getField(explosionPacket, double.class, 0);
private final Reflection.FieldAccessor<Double> b = Reflection.getField(explosionPacket, double.class, 1);
private final Reflection.FieldAccessor<Double> c = Reflection.getField(explosionPacket, double.class, 2);
private final Reflection.FieldAccessor<Float> d = Reflection.getField(explosionPacket, float.class, 0);
private final Reflection.FieldAccessor<List> e = Reflection.getField(explosionPacket, List.class, 0);
@Override
public Object resetExplosionKnockback(Object packet) {
PacketPlayOutExplosion packetPlayOutExplosion = (PacketPlayOutExplosion) packet;
return new PacketPlayOutExplosion(a.get(packetPlayOutExplosion), b.get(packetPlayOutExplosion), c.get(packetPlayOutExplosion), d.get(packetPlayOutExplosion), e.get(packetPlayOutExplosion), Vec3D.a);
}
}
@@ -0,0 +1,43 @@
/*
* This file is a part of the SteamWar software.
*
* Copyright (C) 2023 SteamWar.de-Serverteam
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package de.steamwar.bausystem.utils;
import org.bukkit.Material;
public class PlaceItemWrapper15 implements PlaceItemWrapper {
public PlaceItemWrapper15() {
for (Material material : Material.values()) {
if (!material.isBlock()) continue;
if (material.isLegacy()) continue;
String nonWall = material.name().replace("_WALL_", "").replace("WALL_", "").replace("_WALL", "");
try {
Material nonWallMaterial = Material.valueOf(nonWall);
if (nonWallMaterial != material && nonWallMaterial.isItem() && !nonWallMaterial.isBlock()) {
BLOCK_MATERIAL_TO_WALL_BLOCK_MATERIAL.put(nonWallMaterial, material);
}
} catch (Exception e) {
// Ignore
}
}
ITEM_MATERIAL_TO_BLOCK_MATERIAL.put(Material.REDSTONE, Material.REDSTONE_WIRE);
}
}
@@ -0,0 +1,59 @@
/*
* This file is a part of the SteamWar software.
*
* Copyright (C) 2022 SteamWar.de-Serverteam
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package de.steamwar.bausystem.utils;
import com.comphenix.tinyprotocol.Reflection;
import de.steamwar.bausystem.utils.PlayerMovementWrapper;
import net.minecraft.server.v1_15_R1.EntityPlayer;
import net.minecraft.server.v1_15_R1.PacketPlayInFlying;
import net.minecraft.server.v1_15_R1.PacketPlayOutEntity;
import net.minecraft.server.v1_15_R1.PacketPlayOutEntityTeleport;
import org.bukkit.craftbukkit.v1_15_R1.entity.CraftPlayer;
import org.bukkit.entity.Player;
public class PlayerMovementWrapper15 implements PlayerMovementWrapper {
@Override
public void setPosition(Player player, Object object) {
PacketPlayInFlying packetPlayInFlying = ((PacketPlayInFlying) object);
EntityPlayer entityPlayer = ((CraftPlayer) player).getHandle();
if (Float.isNaN(packetPlayInFlying.a(Float.NaN))) {
entityPlayer.e(packetPlayInFlying.a(0.0), packetPlayInFlying.b(0.0), packetPlayInFlying.c(0.0));
} else {
entityPlayer.setLocation(packetPlayInFlying.a(0.0), packetPlayInFlying.b(0.0), packetPlayInFlying.c(0.0), packetPlayInFlying.a(0F), packetPlayInFlying.b(0F));
}
}
@Override
public Object convertToOut(Player player, Object object) {
PacketPlayInFlying packetPlayInFlying = ((PacketPlayInFlying) object);
Object packet = Reflection.newInstance(teleportPacket);
teleportEntity.set(packet, player.getEntityId());
teleportPosition.set(packet, packetPlayInFlying.a(0.0), packetPlayInFlying.b(0.0), packetPlayInFlying.c(0.0));
if (Float.isNaN(packetPlayInFlying.a(Float.NaN))) {
teleportYaw.set(packet, rotToByte(player.getLocation().getYaw()));
teleportPitch.set(packet, rotToByte(player.getLocation().getPitch()));
} else {
teleportYaw.set(packet, rotToByte(packetPlayInFlying.a(0.0F)));
teleportPitch.set(packet, rotToByte(packetPlayInFlying.b(0.0F)));
}
return packet;
}
}
@@ -0,0 +1,23 @@
/*
* This file is a part of the SteamWar software.
*
* Copyright (C) 2023 SteamWar.de-Serverteam
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package de.steamwar.bausystem.utils;
public class TickListener15 implements TickListener {
}