org.bukkit.Server Java Examples

@Override
public void run() {
    Server server = plugin.getServer();

    server.getOnlinePlayers().forEach(player -> {
        if (matcher.test(player)) {
            RadiationEvent event = new RadiationEvent(player);
            server.getPluginManager().callEvent(event);

            boolean showBossBar = event.shouldShowWarning();
            boolean cancel = event.isCancelled();

            if (!cancel) {
                this.hurt(player);
                addAffectedPlayer(player, showBossBar);
                return;
            }

            if (showBossBar) {
                addBossBar(player);
            }
        } else {
            removeAffectedPlayer(player, true);
        }
    });
}
 

/**
 * Gets the online player (backwards compatibility)
 *
 * @return online player amount
 */
private int getOnlinePlayers() {
    try {
        Method onlinePlayerMethod = Server.class.getMethod("getOnlinePlayers");
        if (onlinePlayerMethod.getReturnType().equals(Collection.class)) {
            return ((Collection<?>) onlinePlayerMethod.invoke(Bukkit.getServer())).size();
        } else {
            return ((Player[]) onlinePlayerMethod.invoke(Bukkit.getServer())).length;
        }
    } catch (Exception ex) {
        if (debug) {
            Bukkit.getLogger().log(Level.INFO, "[Metrics] " + ex.getMessage());
        }
    }

    return 0;
}
 

public void reload(final Configuration configYml, final Configuration messagesYml, final Configuration spigotYml) {
	try {
		this.commandsModule.reload(configYml);
		this.connectionModule.reload(configYml);
		this.customPayloadModule.reload(configYml);
		this.itemsFixModule.reload(configYml);
		this.messagesModule.reload(messagesYml);
		this.notificationsModule.reload(configYml);
		this.packetsModule.reload(configYml);
		this.exploitPlayerManager.reload();
	} catch (final NullPointerException e) {
		final Server server = plugin.getServer();

		server.getLogger().log(Level.SEVERE,
				"Your ExploitFixer configuration is wrong, please reset it or the plugin wont work!");
		server.getPluginManager().disablePlugin(plugin);

		e.printStackTrace();
	}
}
 

/**
 * Returns the Vault Permission interface.
 *
 * @param server the bukkit server instance
 * @return the vault permission instance
 * @throws PermissionHandlerException if the vault permission instance cannot be retrieved
 */
@VisibleForTesting
Permission getVaultPermission(Server server) throws PermissionHandlerException {
    // Get the permissions provider service
    RegisteredServiceProvider<Permission> permissionProvider = server
        .getServicesManager().getRegistration(Permission.class);
    if (permissionProvider == null) {
        throw new PermissionHandlerException("Could not load permissions provider service");
    }

    // Get the Vault provider and make sure it's valid
    Permission vaultPerms = permissionProvider.getProvider();
    if (vaultPerms == null) {
        throw new PermissionHandlerException("Could not load Vault permissions provider");
    }
    return vaultPerms;
}
 

PlanBukkitMocker withServer() {
    Server serverMock = Mockito.mock(Server.class);
    doReturn("").when(serverMock).getIp();
    doReturn("Bukkit").when(serverMock).getName();
    doReturn("Bukkit").when(serverMock).getServerName();
    doReturn(25565).when(serverMock).getPort();
    doReturn("1.12.2").when(serverMock).getVersion();
    doReturn("32423").when(serverMock).getBukkitVersion();
    doReturn(TestConstants.SERVER_MAX_PLAYERS).when(serverMock).getMaxPlayers();
    ConsoleCommandSender sender = Mockito.mock(ConsoleCommandSender.class);
    doReturn(sender).when(serverMock).getConsoleSender();

    BukkitScheduler bukkitScheduler = Mockito.mock(BukkitScheduler.class);
    doReturn(bukkitScheduler).when(serverMock).getScheduler();

    doReturn(serverMock).when(planMock).getServer();
    return this;
}
 

@Test
public void shouldStopTaskAndInformConsoleUser() {
    // given
    Set<String> names = newHashSet("name1", "name2");
    PurgeTask task = new PurgeTask(purgeService, permissionsManager, null, names, new OfflinePlayer[0]);

    BukkitTask bukkitTask = mock(BukkitTask.class);
    given(bukkitTask.getTaskId()).willReturn(10049);
    ReflectionTestUtils.setField(BukkitRunnable.class, task, "task", bukkitTask);

    Server server = mock(Server.class);
    BukkitScheduler scheduler = mock(BukkitScheduler.class);
    given(server.getScheduler()).willReturn(scheduler);
    ReflectionTestUtils.setField(Bukkit.class, null, "server", server);
    ConsoleCommandSender consoleSender = mock(ConsoleCommandSender.class);
    given(server.getConsoleSender()).willReturn(consoleSender);

    task.run(); // Run for the first time -> results in empty names list

    // when
    task.run();

    // then
    verify(scheduler).cancelTask(task.getTaskId());
    verify(consoleSender).sendMessage(argThat(containsString("Database has been purged successfully")));
}
 

private static Plugin mockPlugin() {
    Plugin plugin = mock(Plugin.class);
    when(plugin.getName()).thenReturn(PLUGIN_NAME);

    Server server = mockServer();
    when(plugin.getServer()).thenReturn(server);

    FileConfiguration config = mockConfig();
    when(plugin.getConfig()).thenReturn(config);

    when(server.getPluginManager().getPlugin(PLUGIN_NAME)).thenReturn(plugin);
    return plugin;
}
 

@Test
public void shouldInitializeAllServices() {
    // given
    Injector injector = new InjectorBuilder().addDefaultHandlers("me.gnat008.perworldinventory").create();
    injector.register(PerWorldInventory.class, plugin);
    injector.register(Server.class, server);
    injector.register(PluginManager.class, pluginManager);
    injector.provide(DataFolder.class, dataFolder);
    injector.register(Settings.class, settings);
    injector.registerProvider(DataSource.class, DataSourceProvider.class);

    // when
    plugin.injectServices(injector);
    plugin.registerEventListeners(injector);
    plugin.registerCommands(injector);

    // then - check various samples
    assertThat(injector.getIfAvailable(GroupManager.class), not(nullValue()));
    assertThat(injector.getIfAvailable(DataSource.class), instanceOf(FlatFile.class));
    assertThat(injector.getIfAvailable(PWIPlayerManager.class), not(nullValue()));

    verifyRegisteredListener(PluginListener.class);
    verifyRegisteredListener(PlayerGameModeChangeListener.class);

    CommandVerifier commandVerifier = new CommandVerifier(plugin, injector);
    commandVerifier.assertHasCommand("pwi", PerWorldInventoryCommand.class);
    commandVerifier.assertHasCommand("reload", ReloadCommand.class);
    commandVerifier.assertHasCommand("setworlddefault", SetWorldDefaultCommand.class);
}
 

@Override
public void onEnable() {
	final Server server = this.getServer();
	final BukkitScheduler scheduler = server.getScheduler();

	this.configurationUtil = new ConfigurationUtil(this);

	createConfigurations();

	final YamlConfiguration configYml = this.configurationUtil.getConfiguration("%datafolder%/config.yml");
	final YamlConfiguration messagesYml = this.configurationUtil.getConfiguration("%datafolder%/messages.yml");

	VersionUtil.initialize(server);

	exploitFixer = this;
	this.moduleManager = new ModuleManager(this, configYml, messagesYml);
	this.listenerInitializer = new ListenerInitializer(this, moduleManager);

	registerListeners();
	registerCommands();

	if (checkHamsterAPI()) {
		server.getMessenger().registerOutgoingPluginChannel(this, "BungeeCord");

		this.hamsterAPIListenerInitializer = new HamsterAPIListenerInitializer(this, moduleManager);

		registerHamsterApi();
	} else {
		scheduler.runTaskTimer(this, () -> this.getLogger().severe(
				"ExploitFixer requires HamsterAPI 0.0.8 or newer to work! Download: https://www.spigotmc.org/resources/78831/"),
				20L, 20L);
	}

	scheduler.runTaskTimerAsynchronously(this, () -> {
		final ExploitPlayerManager exploitPlayerManager = moduleManager.getExploitPlayerManager();

		exploitPlayerManager.clear();
	}, 9000L, 9000L);
}
 

public MetricsHandler(Plugin plugin, Server server, Logger logger,
                      LugolsIodineEffect effect, LugolsIodinePotion potion) {
    this.plugin = Objects.requireNonNull(plugin, "plugin");
    this.server = Objects.requireNonNull(server, "server");
    this.logger = Objects.requireNonNull(logger, "logger");

    this.effect = Objects.requireNonNull(effect, "effect");
    this.potion = Objects.requireNonNull(potion, "potion");
}
 

private static void setServer(Server server) {
    try {
        Field serverField = Bukkit.class.getDeclaredField("server");
        serverField.setAccessible(true);
        serverField.set(null, server);
    } catch (Exception exception) {
        exception.printStackTrace();
    }
}
 

public void register() {
	this.registered = true;

	final Server server = this.plugin.getServer();
	final PluginManager pluginManager = server.getPluginManager();

	pluginManager.registerEvents(new PlayerCommandListener(plugin, moduleManager), plugin);
	pluginManager.registerEvents(new PlayerLoginListener(plugin, moduleManager), plugin);
	pluginManager.registerEvents(new PlayerQuitListener(moduleManager), plugin);
}
 

ExploitPlayerManager(final Plugin plugin, final Server server, final ModuleManager moduleManager) {
	this.plugin = plugin;
	this.server = server;
	this.moduleManager = moduleManager;
	this.punishments = 0;

	reload();
}
 

private void registerPluginChannels() {
    Server server = Bukkit.getServer();

    // check for incoming messages from the bungeecord version of this plugin
    String groupId = plugin.getName();
    String forceChannel = NamespaceKey.getCombined(groupId, LoginActionMessage.FORCE_CHANNEL);
    server.getMessenger().registerIncomingPluginChannel(plugin, forceChannel, new BungeeListener(plugin));

    // outgoing
    String successChannel = new NamespaceKey(groupId, SUCCESS_CHANNEL).getCombinedName();
    String changeChannel = new NamespaceKey(groupId, CHANGE_CHANNEL).getCombinedName();
    server.getMessenger().registerOutgoingPluginChannel(plugin, successChannel);
    server.getMessenger().registerOutgoingPluginChannel(plugin, changeChannel);
}
 

public PGMPlugin(
    PluginLoader loader,
    Server server,
    PluginDescriptionFile description,
    File dataFolder,
    File file) {
  super(loader, server, description, dataFolder, file);
}
 

@Before
public void setUp() {
    uSkyBlock fakePlugin = mock(uSkyBlock.class);
    Server fakeServer = mock(Server.class);
    when(fakePlugin.getServer()).thenReturn(fakeServer);

    fakeScheduler = mock(BukkitScheduler.class);
    when(fakeScheduler.runTask(any(Plugin.class), any(Runnable.class))).thenReturn(mock(BukkitTask.class));
    when(fakeServer.getScheduler()).thenReturn(fakeScheduler);

    fakeLogic = spy(mock(ChatLogic.class));
    doNothing().when(fakeLogic).sendMessage(any(), any(), any());

    listener = new ChatEvents(fakeLogic, fakePlugin);
}
 

final void init(PluginLoader loader, Server server, PluginDescriptionFile description, File dataFolder, File file, ClassLoader classLoader) {
    this.loader = loader;
    this.server = server;
    this.file = file;
    this.description = description;
    this.dataFolder = dataFolder;
    this.classLoader = classLoader;
    this.configFile = new File(dataFolder, "config.yml");
    this.logger = new PluginLogger(this);
}
 

private static Server mockServer() {
    Server server = mock(Server.class);

    PluginManager pluginManager = mock(PluginManager.class);
    when(server.getPluginManager()).thenReturn(pluginManager);

    BukkitScheduler scheduler = mock(BukkitScheduler.class);
    when(server.getScheduler()).thenReturn(scheduler);

    setServer(server);
    return server;
}
 

@SuppressWarnings("unchecked")
public static int injectAndFindPort(Server server, NettyInjectHandler handler) throws Exception {
	Method serverGetHandle = server.getClass().getDeclaredMethod("getServer");
	Object minecraftServer = serverGetHandle.invoke(server);
	// Get Server Connection
	Method serverConnectionMethod = null;
	for(Method method : minecraftServer.getClass().getSuperclass().getDeclaredMethods()) {
		if(!method.getReturnType().getSimpleName().equals("ServerConnection")) {
			continue;
		}
		serverConnectionMethod = method;
		break;
	}
	Object serverConnection = serverConnectionMethod.invoke(minecraftServer);
	// Get ChannelFuture List // TODO find the field dynamically
	List<ChannelFuture> channelFutureList = ReflectionUtils.getPrivateField(serverConnection.getClass(), serverConnection, List.class, ConnectPlugin.getProtocol().getNettyInjectorChannelFutureList());
	// Iterate ChannelFutures
	int commonPort = 0;
	for(ChannelFuture channelFuture : channelFutureList) {
		// Get ChannelPipeline
		ChannelPipeline channelPipeline = channelFuture.channel().pipeline();
		// Get ServerBootstrapAcceptor
		ChannelHandler serverBootstrapAcceptor = channelPipeline.last();
		// Get Old ChildHandler
		ChannelInitializer<SocketChannel> oldChildHandler = ReflectionUtils.getPrivateField(serverBootstrapAcceptor.getClass(), serverBootstrapAcceptor, ChannelInitializer.class, "childHandler");
		// Set New ChildHandler
		ReflectionUtils.setFinalField(serverBootstrapAcceptor.getClass(), serverBootstrapAcceptor, "childHandler", new NettyChannelInitializer(handler, oldChildHandler));
		// Update Common Port
		commonPort = ((InetSocketAddress) channelFuture.channel().localAddress()).getPort();
	}
	return commonPort;
}
 

public static void broadcastCommandMessage(CommandSender source, String message, boolean sendToSource) {
    String result = source.getName() + ": " + message;

    if (source instanceof BlockCommandSender) {
        BlockCommandSender blockCommandSender = (BlockCommandSender) source;

        if (blockCommandSender.getBlock().getWorld().getGameRuleValue("commandBlockOutput").equalsIgnoreCase("false")) {
            Bukkit.getConsoleSender().sendMessage(result);
            return;
        }
    } else if (source instanceof CommandMinecart) {
        CommandMinecart commandMinecart = (CommandMinecart) source;

        if (commandMinecart.getWorld().getGameRuleValue("commandBlockOutput").equalsIgnoreCase("false")) {
            Bukkit.getConsoleSender().sendMessage(result);
            return;
        }
    }

    Set<Permissible> users = Bukkit.getPluginManager().getPermissionSubscriptions(Server.BROADCAST_CHANNEL_ADMINISTRATIVE);
    String colored = ChatColor.GRAY + "" + ChatColor.ITALIC + "[" + result + ChatColor.GRAY + ChatColor.ITALIC + "]";

    if (sendToSource && !(source instanceof ConsoleCommandSender)) {
        source.sendMessage(message);
    }

    for (Permissible user : users) {
        if (user instanceof CommandSender && user.hasPermission(Server.BROADCAST_CHANNEL_ADMINISTRATIVE)) {
            CommandSender target = (CommandSender) user;

            if (target instanceof ConsoleCommandSender) {
                target.sendMessage(result);
            } else if (target != source) {
                target.sendMessage(colored);
            }
        }
    }
}
 

@EventHandler(priority = EventPriority.LOWEST, ignoreCancelled = true)
public void onChatEvent(AsyncPlayerChatEvent e) {
    IslandChatEvent.Type toggle = logic.getToggle(e.getPlayer());
    if (toggle != null) {
        e.setCancelled(true);
        Server server = plugin.getServer();
        // Called via a sync task, because this listener might get called async.
        server.getScheduler().runTask(plugin, () ->
                server.getPluginManager().callEvent(
                        new IslandChatEvent(e.getPlayer(), toggle, e.getMessage())));
    }
}
 

@Test
public void shouldUnregisterPlayerByName() {
    // given
    Server server = mock(Server.class);
    ReflectionTestUtils.setField(Bukkit.class, null, "server", server);
    String name = "tristan";
    Player player = mock(Player.class);
    given(server.getPlayer(name)).willReturn(player);

    // when
    api.forceUnregister(name);

    // then
    verify(management).performUnregisterByAdmin(null, name, player);
}
 

@Inject RestartListener(Loggers loggers, RestartManager restartManager, MatchManager mm, Server server, AutoRestartConfiguration config) {
    this.restartManager = restartManager;
    this.logger = loggers.get(getClass());
    this.mm = mm;
    this.server = server;
    this.config = config;
    this.matchLimit = config.matchLimit() > 0 ? config.matchLimit() : null;
}
 

private String getPackageName() {
  	Server server = Bukkit.getServer();
String name = server != null ? server.getClass().getPackage().getName() : null;
  	
  	if (name != null && name.contains("craftbukkit")) {
  		return name;
  	} else {
  		// Fallback
  		return "org.bukkit.craftbukkit.v1_13_R1"; 
  	}
  }
 

public BukkitServerProperties(Server server) {
    super(
            server.getName(),
            server.getPort(),
            server.getVersion(),
            server.getBukkitVersion(),
            server::getIp,
            server.getMaxPlayers()
    );
}
 

private boolean restartServer() {
	Server.Spigot spigot = Bukkit.spigot();
	
	try {
		spigot.getClass().getMethod("restart");
		
		//Ok, just restart using the default way
		spigot.restart();
		return false;
	} catch (NoSuchMethodException | SecurityException e) {
		//Not available, try to access the RestartCommand via reflection
		try {
			Class<?> restartCommandClazz = Class.forName("org.spigotmc.RestartCommand");
			Class<?> spigotConfigClazz = Class.forName("org.spigotmc.SpigotConfig");
			
			Field field = spigotConfigClazz.getField("restartScript");
			String restartScript = (String) field.get(null);
			
			Method restartMethod = restartCommandClazz.getDeclaredMethod("restart", File.class);
			restartMethod.invoke(null, new File(restartScript));
			return true;
		} catch (ClassNotFoundException | NoSuchFieldException | SecurityException | IllegalArgumentException | IllegalAccessException
				| NoSuchMethodException | InvocationTargetException e1) {
			addon.getLogger().log(Level.SEVERE, "Failed to restart server", e1);
			return false;
		}
	}
}
 

@Test
public void shouldGetLastLocation() {
    // given
    String name = "Gary";
    Player player = mockPlayerWithName(name);
    PlayerAuth auth = PlayerAuth.builder().name(name)
        .locWorld("world")
        .locX(12.4)
        .locY(24.6)
        .locZ(-438.2)
        .locYaw(3.41f)
        .locPitch(0.29f)
        .build();
    given(playerCache.getAuth(name)).willReturn(auth);
    Server server = mock(Server.class);
    ReflectionTestUtils.setField(Bukkit.class, null, "server", server);
    World world = mock(World.class);
    given(server.getWorld(auth.getWorld())).willReturn(world);

    // when
    Location result = api.getLastLocation(player);

    // then
    assertThat(result, not(nullValue()));
    assertThat(result.getX(), equalTo(auth.getQuitLocX()));
    assertThat(result.getY(), equalTo(auth.getQuitLocY()));
    assertThat(result.getZ(), equalTo(auth.getQuitLocZ()));
    assertThat(result.getWorld(), equalTo(world));
    assertThat(result.getYaw(), equalTo(auth.getYaw()));
    assertThat(result.getPitch(), equalTo(auth.getPitch()));
}
 

public static CommandMap getCommandMap(Server server) {
    try {
        return (CommandMap) COMMAND_MAP_FIELD.get(server.getPluginManager());
    } catch (Exception e) {
        throw new RuntimeException("Could not get CommandMap", e);
    }
}
 

/**
 * check server version and class names
 */
public static void init() {
    if (Bukkit.getServer() != null) {
        if (Bukkit.getVersion().contains("MCPC") || Bukkit.getVersion().contains("Forge")) {
            forge = true;
        }
        final Server server = Bukkit.getServer();
        final Class<?> bukkitServerClass = server.getClass();
        String[] pas = bukkitServerClass.getName().split("\\.");
        if (pas.length == 5) {
            final String verB = pas[3];
            preClassB = "org.bukkit.craftbukkit." + verB;
        }
        try {
            final Method getHandle = bukkitServerClass.getDeclaredMethod("getHandle");
            final Object handle = getHandle.invoke(server);
            final Class handleServerClass = handle.getClass();
            pas = handleServerClass.getName().split("\\.");
            if (pas.length == 5) {
                final String verM = pas[3];
                preClassM = "net.minecraft.server." + verM;
            }
        } catch (final Exception ignored) {
            MainUtil.handleError(ignored);
        }
    }
}
 

public void enable() {
    Server server = this.plugin.getServer();
    this.bossBar = this.config.bar().create(server, ChatColor.DARK_RED);

    this.task = new Task();
    this.task.runTaskTimer(this.plugin, 20L, 20L);

    server.getPluginManager().registerEvents(this, this.plugin);
}