Merge branch 'base' into mc/1.15

BlueMapBukkit/build.gradle

@@ -10,7 +10,8 @@ repositories {
 
 dependencies {
     shadow "org.bukkit:bukkit:1.15.2-R0.1-SNAPSHOT"
-    compile group: 'org.bstats', name: 'bstats-bukkit-lite', version: '1.5'
+    
+    compile group: 'org.bstats', name: 'bstats-bukkit-lite', version: '1.7'
     
     compile (project(':BlueMapCommon')) {
     	//exclude dependencies provided by bukkit

BlueMapBukkit/src/main/java/de/bluecolored/bluemap/bukkit/BukkitCommands.java

@@ -86,7 +86,9 @@ public void onTabComplete(TabCompleteEvent evt) {
 				completions.sort((s1, s2) -> s1.compareToIgnoreCase(s2));
 				evt.setCompletions(completions);
 			}
-		} catch (InterruptedException | ExecutionException | TimeoutException ignore) {}
+		} catch (InterruptedException ignore) {
+			Thread.currentThread().interrupt();
+		} catch (ExecutionException | TimeoutException ignore) {}
 	}
 	
 	private class CommandProxy extends BukkitCommand {

BlueMapBukkit/src/main/java/de/bluecolored/bluemap/bukkit/BukkitPlugin.java

@@ -56,12 +56,13 @@
 import de.bluecolored.bluemap.common.plugin.serverinterface.ServerEventListener;
 import de.bluecolored.bluemap.common.plugin.serverinterface.ServerInterface;
 import de.bluecolored.bluemap.core.logger.Logger;
+import de.bluecolored.bluemap.core.resourcepack.ParseResourceException;
 
 public class BukkitPlugin extends JavaPlugin implements ServerInterface, Listener {
 	
 	private static BukkitPlugin instance;
 	
-	private Plugin bluemap;
+	private Plugin pluginInstance;
 	private EventForwarder eventForwarder;
 	private BukkitCommands commands;
 	
@@ -76,15 +77,15 @@ public BukkitPlugin() {
 		this.onlinePlayerList = Collections.synchronizedList(new ArrayList<>());
 
 		this.eventForwarder = new EventForwarder();
-		this.bluemap = new Plugin("bukkit", this);
-		this.commands = new BukkitCommands(this.bluemap);
+		this.pluginInstance = new Plugin("bukkit", this);
+		this.commands = new BukkitCommands(this.pluginInstance);
 		
 		BukkitPlugin.instance = this;
 	}
 	
 	@Override
 	public void onEnable() {
-		new MetricsLite(this);
+		new MetricsLite(this, 5912);
 		
 		//save world so the level.dat is present on new worlds
 		Logger.global.logInfo("Saving all worlds once, to make sure the level.dat is present...");
@@ -113,6 +114,15 @@ public void onEnable() {
 		//tab completions
 		getServer().getPluginManager().registerEvents(commands, this);
 		
+		//update online-player collections
+		this.onlinePlayerList.clear();
+		this.onlinePlayerMap.clear();
+		for (org.bukkit.entity.Player player : getServer().getOnlinePlayers()) {
+			BukkitPlayer bukkitPlayer = new BukkitPlayer(player);
+			onlinePlayerMap.put(player.getUniqueId(), bukkitPlayer);
+			onlinePlayerList.add(bukkitPlayer);
+		}
+		
 		//start updating players
 		getServer().getScheduler().runTaskTimer(this, this::updateSomePlayers, 1, 1);
 		
@@ -120,10 +130,11 @@ public void onEnable() {
 		getServer().getScheduler().runTaskAsynchronously(this, () -> {
 			try {
 				Logger.global.logInfo("Loading...");
-				this.bluemap.load();
-				if (bluemap.isLoaded()) Logger.global.logInfo("Loaded!");
-			} catch (Throwable t) {
-				Logger.global.logError("Failed to load!", t);
+				this.pluginInstance.load();
+				if (pluginInstance.isLoaded()) Logger.global.logInfo("Loaded!");
+			} catch (IOException | ParseResourceException | RuntimeException e) {
+				Logger.global.logError("Failed to load!", e);
+				this.pluginInstance.unload();
 			}
 		});
 	}
@@ -132,7 +143,7 @@ public void onEnable() {
 	public void onDisable() {
 		Logger.global.logInfo("Stopping...");
 		getServer().getScheduler().cancelTasks(this);
-		bluemap.unload();
+		pluginInstance.unload();
 		Logger.global.logInfo("Saved and stopped!");
 	}
 
@@ -165,6 +176,7 @@ public UUID getUUIDForWorld(File worldFolder) throws IOException {
 		try {
 			return futureUUID.get();
 		} catch (InterruptedException e) {
+			Thread.currentThread().interrupt();
 			throw new IOException(e);
 		} catch (ExecutionException e) {
 			if (e.getCause() instanceof IOException) {
@@ -197,7 +209,7 @@ public File getConfigFolder() {
 	}
 	
 	public Plugin getBlueMap() {
-		return bluemap;
+		return pluginInstance;
 	}
 
 	public static BukkitPlugin getInstance() {

BlueMapCLI/src/main/java/de/bluecolored/bluemap/cli/BlueMapCLI.java

@@ -222,7 +222,7 @@ public void renderMaps() throws IOException {
 		while(renderManager.getRenderTaskCount() != 0) {
 			try {
 				Thread.sleep(200);
-			} catch (InterruptedException e) {}
+			} catch (InterruptedException e) { Thread.currentThread().interrupt(); return; }
 			
 
 			long now = System.currentTimeMillis();
@@ -390,7 +390,7 @@ public static void main(String[] args) throws IOException, ParseResourceExceptio
 				//wait a second to let the webserver start, looks nicer in the log
 				try {
 					Thread.sleep(1000);
-				} catch (InterruptedException ignore) {}
+				} catch (InterruptedException ignore) { Thread.currentThread().interrupt(); }
 			}
 			
 			
@@ -452,7 +452,7 @@ private static void printHelp() {
 					filename = file.getAbsolutePath();
 				}
 			}
-		} catch (Exception ex) {}
+		} catch (IOException ex) {}
 		
 		String command = "java -jar " + filename;
 		

BlueMapCommon/src/main/java/de/bluecolored/bluemap/common/RenderManager.java

@@ -75,7 +75,6 @@ public synchronized void stop() {
 		for (int i = 0; i < renderThreads.length; i++) {
 			if (renderThreads[i] != null) {
 				renderThreads[i].interrupt();
-				renderThreads[i] = null;
 			}
 		}
 		
@@ -141,7 +140,7 @@ public boolean removeRenderTask(RenderTask renderTask) {
 	private void renderThread() {
 		RenderTicket ticket = null;
 		
-		while (!Thread.interrupted() && running) {
+		while (running) {
 			synchronized (renderTickets) {
 				ticket = renderTickets.poll();
 				if (ticket != null) renderTicketMap.remove(ticket);
@@ -163,17 +162,22 @@ private void renderThread() {
 			if (ticket != null) {
 				try {
 					ticket.render();
-				} catch (Exception e) {
+				} catch (RuntimeException e) {
 					//catch possible runtime exceptions, display them, and wait a while .. then resurrect this render-thread
 					Logger.global.logError("Unexpected exception in render-thread!", e);
 					try {
 						Thread.sleep(10000);
-					} catch (InterruptedException interrupt) { break; }
+					} catch (InterruptedException interrupt) { Thread.currentThread().interrupt(); break; }
 				}
 			} else {
 				try {
 					Thread.sleep(1000); // we don't need a super fast response time, so waiting a second is totally fine
-				} catch (InterruptedException interrupt) { break; }
+				} catch (InterruptedException interrupt) { Thread.currentThread().interrupt(); break; }
+			}
+			
+			if (Thread.interrupted()) {
+				Thread.currentThread().interrupt();
+				break;
 			}
 		}
 	}

BlueMapCommon/src/main/java/de/bluecolored/bluemap/common/plugin/MapUpdateHandler.java

@@ -66,7 +66,7 @@ public void onWorldSaveToDisk(final UUID world) {
 					}
 					
 				}
-			} catch (InterruptedException ignore) {} 
+			} catch (InterruptedException ignore) { Thread.currentThread().interrupt(); } 
 			
 		}).start();
 	}

BlueMapCommon/src/main/java/de/bluecolored/bluemap/common/plugin/Plugin.java

@@ -262,6 +262,7 @@ public synchronized void load() throws IOException, ParseResourceException {
 					}
 				}
 			} catch (InterruptedException ex){
+				Thread.currentThread().interrupt();
 				return;
 			}
 		});
@@ -316,6 +317,7 @@ public synchronized void load() throws IOException, ParseResourceException {
 					Thread.sleep(TimeUnit.MINUTES.toMillis(30));
 				}
 			} catch (InterruptedException ex){
+				Thread.currentThread().interrupt();
 				return;
 			}
 		});
@@ -338,11 +340,19 @@ public synchronized void unload() {
 		serverInterface.unregisterAllListeners();
 
 		//stop scheduled threads
-		if (metricsThread != null) metricsThread.interrupt();
-		metricsThread = null;
+		if (metricsThread != null) {
+			metricsThread.interrupt();
+			try {metricsThread.join(1000);} catch (InterruptedException ignore) { Thread.currentThread().interrupt(); }
+			if (metricsThread.isAlive()) Logger.global.logWarning("The metricsThread did not terminate correctly in time!");
+			metricsThread = null;
+		}
 		
-		if (periodicalSaveThread != null) periodicalSaveThread.interrupt();
-		periodicalSaveThread = null;
+		if (periodicalSaveThread != null) {
+			periodicalSaveThread.interrupt();
+			try {periodicalSaveThread.join(1000);} catch (InterruptedException ignore) { Thread.currentThread().interrupt(); }
+			if (periodicalSaveThread.isAlive()) Logger.global.logWarning("The periodicalSaveThread did not terminate correctly in time!");
+			periodicalSaveThread = null;
+		}
 		
 		//stop services
 		if (renderManager != null) renderManager.stop();

BlueMapCommon/src/main/java/de/bluecolored/bluemap/common/plugin/commands/Commands.java

@@ -60,6 +60,7 @@
 import de.bluecolored.bluemap.core.mca.Chunk;
 import de.bluecolored.bluemap.core.mca.ChunkAnvil112;
 import de.bluecolored.bluemap.core.mca.MCAWorld;
+import de.bluecolored.bluemap.core.resourcepack.ParseResourceException;
 import de.bluecolored.bluemap.core.world.Block;
 import de.bluecolored.bluemap.core.world.World;
 
@@ -307,7 +308,7 @@ public int reloadCommand(CommandContext<S> context) {
 					source.sendMessage(Text.of(TextColor.RED, "Could not load BlueMap! See the console for details!"));
 				}
 
-			} catch (Exception ex) {
+			} catch (IOException | ParseResourceException | RuntimeException ex) {
 				Logger.global.logError("Failed to reload BlueMap!", ex);
 				
 				source.sendMessage(Text.of(TextColor.RED, "There was an error reloading BlueMap! See the console for details!"));

BlueMapCommon/src/main/java/de/bluecolored/bluemap/common/plugin/skins/PlayerSkin.java

@@ -73,7 +73,7 @@ public void update(File storageFolder) {
 				Logger.global.logDebug("Failed to load player-skin from mojang-servers: " + e);
 			} catch (IOException e) {
 				Logger.global.logError("Failed to write player-head image!", e);
-			} catch (InterruptedException ignore) {}
+			} catch (InterruptedException ignore) { Thread.currentThread().interrupt(); }
 		}).start();
 	}
 	
@@ -87,7 +87,7 @@ public BufferedImage createHead(BufferedImage skinTexture) {
 			Graphics2D g = head.createGraphics();
 			g.drawImage(layer1, 0, 0, null);
 			g.drawImage(layer2, 0, 0, null);
-		} catch (Throwable t) { // There might be problems with headless servers when loading the graphics class
+		} catch (Throwable t) { // There might be problems with headless servers when loading the graphics class, so we catch every exception and error on purpose here
 			Logger.global.noFloodWarning("headless-graphics-fail", 
 					"Could not access Graphics2D to render player-skin texture. Try adding '-Djava.awt.headless=true' to your startup flags or ignore this warning.");
 			

BlueMapCore/src/main/java/de/bluecolored/bluemap/core/mca/MCAWorld.java

@@ -142,15 +142,9 @@ private MCAWorld(
 	}
 	
 	public BlockState getBlockState(Vector3i pos) {
-		try {
-			
-			Vector2i chunkPos = blockToChunk(pos);
-			Chunk chunk = getChunk(chunkPos);
-			return chunk.getBlockState(pos);
-			
-		} catch (Exception ex) {
-			return BlockState.MISSING;
-		}
+		Vector2i chunkPos = blockToChunk(pos);
+		Chunk chunk = getChunk(chunkPos);
+		return chunk.getBlockState(pos);
 	}
 	
 	@Override
@@ -200,22 +194,22 @@ public Chunk getChunk(Vector2i chunkPos) {
 			Chunk chunk = CHUNK_CACHE.get(new WorldChunkHash(this, chunkPos), () -> this.loadChunkOrEmpty(chunkPos, 2, 1000));
 			return chunk;
 		} catch (UncheckedExecutionException | ExecutionException e) {
+			if (e.getCause() instanceof InterruptedException) Thread.currentThread().interrupt();
 			throw new RuntimeException(e.getCause());
 		}
 	}
 	
-	private Chunk loadChunkOrEmpty(Vector2i chunkPos, int tries, long tryInterval) {
+	private Chunk loadChunkOrEmpty(Vector2i chunkPos, int tries, long tryInterval) throws InterruptedException {
 		Exception loadException = null;
 		for (int i = 0; i < tries; i++) {
 			try {
 				return loadChunk(chunkPos);
-			} catch (Exception e) {
+			} catch (IOException | RuntimeException e) {
+				if (loadException != null) e.addSuppressed(loadException);
 				loadException = e;
 				
 				if (tryInterval > 0 && i+1 < tries) {
-					try {
-						Thread.sleep(tryInterval);
-					} catch (InterruptedException interrupt) {}
+					Thread.sleep(tryInterval);
 				}
 			}
 		}
@@ -261,7 +255,7 @@ private Chunk loadChunk(Vector2i chunkPos) throws IOException {
 			} else {
 				throw new IOException("Invalid data tag: " + (tag == null ? "null" : tag.getClass().getName()));
 			}
-		} catch (Exception e) {
+		} catch (RuntimeException | IOException e) {
 			throw new IOException("Exception trying to load chunk (" + chunkPos + ")", e);
 		}
 	}
@@ -312,7 +306,7 @@ public Collection<Vector2i> getChunkList(long modifiedSinceMillis, Predicate<Vec
 						}
 					}
 				}
-			} catch (Exception ex) {
+			} catch (RuntimeException | IOException ex) {
 				Logger.global.logWarning("Failed to read .mca file: " + file.getAbsolutePath() + " (" + ex.toString() + ")");
 			}
 		}

BlueMapCore/src/main/java/de/bluecolored/bluemap/core/metrics/Metrics.java

@@ -37,6 +37,7 @@
 import com.google.gson.JsonObject;
 
 import de.bluecolored.bluemap.core.BlueMap;
+import de.bluecolored.bluemap.core.logger.Logger;
 
 public class Metrics {
 
@@ -53,7 +54,9 @@ public static void sendReport(String implementation) {
 		
 		try {
 			sendData(data.toString());
-		} catch (Exception ex) {}
+		} catch (IOException | RuntimeException ex) {
+			Logger.global.logDebug("Failed to send Metrics-Report: " + ex);
+		}
 	}
 	
 	private static String sendData(String data) throws MalformedURLException, IOException {

BlueMapCore/src/main/java/de/bluecolored/bluemap/core/render/lowres/LowresModel.java

@@ -37,6 +37,7 @@
 import java.util.UUID;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.TimeUnit;
+import java.util.concurrent.TimeoutException;
 import java.util.zip.GZIPOutputStream;
 
 import com.flowpowered.math.vector.Vector2i;
@@ -116,6 +117,9 @@ public void save(File file, boolean force, boolean useGzip) throws IOException {
 			try {
 				FileUtils.waitForFile(file, 10, TimeUnit.SECONDS);
 			} catch (InterruptedException e) {
+				Thread.currentThread().interrupt();
+				throw new IOException("Failed to get write-access to file: " + file, e);
+			} catch (TimeoutException e) {
 				throw new IOException("Failed to get write-access to file: " + file, e);
 			}
 

BlueMapCore/src/main/java/de/bluecolored/bluemap/core/resourcepack/BlockStateResource.java

@@ -189,8 +189,8 @@ public BlockStateResource build(String blockstateFile) throws IOException {
 					variant.checkValid();
 
 					blockState.variants.add(variant);
-				} catch (Throwable t) {
-					Logger.global.logWarning("Failed to parse a variant of " + blockstateFile + ": " + t);
+				} catch (ParseResourceException | RuntimeException e) {
+					Logger.global.logWarning("Failed to parse a variant of " + blockstateFile + ": " + e);
 				}
 			}
 
@@ -208,8 +208,8 @@ public BlockStateResource build(String blockstateFile) throws IOException {
 					variant.checkValid();
 
 					blockState.multipart.add(variant);
-				} catch (Throwable t) {
-					Logger.global.logWarning("Failed to parse a multipart-part of " + blockstateFile + ": " + t);
+				} catch (ParseResourceException | RuntimeException e) {
+					Logger.global.logWarning("Failed to parse a multipart-part of " + blockstateFile + ": " + e);
 				}
 			}
 

BlueMapCore/src/main/java/de/bluecolored/bluemap/core/resourcepack/TextureGallery.java

@@ -167,13 +167,13 @@ public synchronized void loadTextureFile(File file) throws IOException, ParseRes
 					boolean transparent = texture.get("transparent").getAsBoolean();
 					Vector4f color = readVector4f(texture.get("color").getAsJsonArray());
 					textureList.set(i, new Texture(i, path, color, transparent, EMPTY_BASE64));
-				} catch (Exception ex) {
+				} catch (ParseResourceException | RuntimeException ex) {
 					Logger.global.logWarning("Failed to load texture with id " + i + " from texture file " + file + "!");
 				}
 			}
 		} catch (IOException ex) {
 			throw ex;
-		} catch (Exception ex) {
+		} catch (RuntimeException ex) {
 			throw new ParseResourceException("Invalid texture file format!", ex);
 		} finally {
 			regenerateMap();

BlueMapCore/src/main/java/de/bluecolored/bluemap/core/util/FileUtils.java

@@ -29,6 +29,7 @@
 import java.util.ArrayList;
 import java.util.List;
 import java.util.concurrent.TimeUnit;
+import java.util.concurrent.TimeoutException;
 import java.util.regex.Pattern;
 
 import com.flowpowered.math.vector.Vector2i;
@@ -63,14 +64,14 @@ public static File coordsToFile(Path root, Vector2i coords, String fileType){
 	 * Blocks until a file can be read and written.<br>
 	 * <i>(Do not use this method to sync file-access from different threads!)</i>
 	 */
-	public static void waitForFile(File file, long time, TimeUnit unit) throws InterruptedException {
+	public static void waitForFile(File file, long time, TimeUnit unit) throws InterruptedException, TimeoutException {
 		long start = System.currentTimeMillis();
 		long timeout = start + TimeUnit.MILLISECONDS.convert(time, unit);
 		long sleepTime = 1;
 		while(!file.canWrite() || !file.canRead()){
 			Thread.sleep(sleepTime);
 			sleepTime = (long) Math.min(Math.ceil(sleepTime * 1.5), 1000);
-			if (System.currentTimeMillis() > timeout) throw new InterruptedException();
+			if (System.currentTimeMillis() > timeout) throw new TimeoutException();
 		}
 	}
 	

BlueMapCore/src/main/java/de/bluecolored/bluemap/core/world/BlockState.java

@@ -183,7 +183,7 @@ public static BlockState fromString(String serializedBlockState) throws IllegalA
 			String blockId = m.group(1).trim();
 			
 			return new BlockState(blockId, pt);
-		} catch (Exception ex) {
+		} catch (RuntimeException ex) {
 			throw new IllegalArgumentException("'" + serializedBlockState + "' could not be parsed to a BlockState!");
 		}
 	}

BlueMapCore/src/main/webroot/js/libs/BlueMap.js

@@ -206,18 +206,16 @@ export default class BlueMap {
 				this.controls.direction = this.controls.targetDirection;
 				this.controls.distance = this.controls.targetDistance;
 				this.controls.angle = this.controls.targetAngle;
-				this.controls.targetPosition.y = this.controls.minHeight;
 				this.controls.position.copy(this.controls.targetPosition);
 			}
 		}
 		if (hashVars.length >= 7){
 			let height = parseInt(hashVars[6]);
 			if (!isNaN(height)){
-				this.controls.minHeight = height;
-				this.controls.targetPosition.y = height;
+				this.controls.terrainHeight = height;
 
 				if (!smooth) {
-					this.controls.position.copy(this.controls.targetPosition);
+					if (this.controls.position.y < this.controls.terrainHeight) this.controls.position.y = this.controls.terrainHeight;
 				}
 			}
 		}
@@ -257,7 +255,7 @@ export default class BlueMap {
 				+ ':' + Math.round(this.controls.targetDirection * 100) / 100
 				+ ':' + Math.round(this.controls.targetDistance * 100) / 100
 				+ ':' + Math.ceil(this.controls.targetAngle * 100) / 100
-				+ ':' + Math.floor(this.controls.targetPosition.y);
+				+ ':' + Math.floor(this.controls.terrainHeight);
 		// only update hash when changed
 		if (window.location.hash !== this.locationHash) {
 			history.replaceState(undefined, undefined, this.locationHash);

BlueMapCore/src/main/webroot/js/libs/Controls.js

@@ -79,7 +79,7 @@ export default class Controls {
 		this.camera = camera;
 		this.element = element;
 		this.heightScene = heightScene;
-		this.minHeight = 0;
+		this.terrainHeight = 70;
 
 		this.raycaster = new Raycaster();
 		this.rayDirection = new Vector3(0, -1, 0);
@@ -159,8 +159,8 @@ export default class Controls {
 	}
 
 	resetPosition() {
-		this.position = new Vector3(0, 70, 0);
-		this.targetPosition = new Vector3(0, 70, 0);
+		this.position = new Vector3(0, 0, 0);
+		this.targetPosition = new Vector3(0, 0, 0);
 
 		this.distance = 5000;
 		this.targetDistance = 1000;
@@ -177,13 +177,10 @@ export default class Controls {
 
 		let changed = false;
 
-		let zoomLerp = (this.distance - 100) / 200;
-		if (zoomLerp < 0) zoomLerp = 0;
-		if (zoomLerp > 1) zoomLerp = 1;
-		this.targetPosition.y = 300 * zoomLerp + this.minHeight * (1 - zoomLerp);
+		let targetY = Math.max(this.targetPosition.y, this.terrainHeight);
 
 		this.position.x += (this.targetPosition.x - this.position.x) * this.settings.move.smooth;
-		this.position.y += (this.targetPosition.y - this.position.y) * this.settings.move.smoothY;
+		this.position.y += (targetY - this.position.y) * this.settings.move.smoothY;
 		this.position.z += (this.targetPosition.z - this.position.z) * this.settings.move.smooth;
 
 		this.distance += (this.targetDistance - this.distance) * this.settings.zoom.smooth;
@@ -241,7 +238,7 @@ export default class Controls {
 			let intersects = this.raycaster.intersectObjects(tileChildren(this.targetPosition));
 
 			if (intersects.length > 0) {
-				this.minHeight = intersects[0].point.y;
+				this.terrainHeight = intersects[0].point.y;
 			}
 		} catch (ignore){}
 
@@ -251,8 +248,8 @@ export default class Controls {
 			this.raycaster.set(rayStart, this.rayDirection);
 			let intersects = this.raycaster.intersectObjects(tileChildren(this.camera.position));
 			if (intersects.length > 0) {
-				if (intersects[0].point.y > this.minHeight) {
-					this.minHeight = intersects[0].point.y;
+				if (intersects[0].point.y > this.terrainHeight) {
+					this.terrainHeight = intersects[0].point.y;
 				}
 			}
 		} catch (ignore){}

BlueMapCore/src/main/webroot/js/libs/hud/PlayerMarker.js

@@ -27,7 +27,7 @@ export default class PlayerMarker extends Marker {
 		if (!this.renderObject){
 			this.iconElement = $(`<div class="marker-player"><img src="assets/playerheads/${this.player}.png" onerror="this.onerror=null;this.src='${STEVE}';"><div class="nameplate">${this.label}</div></div>`);
 			this.iconElement.find("img").click(this.onClick);
-			$(window).on('mousedown touchstart', this.onStopFollowing);
+			$(window).on('mousedown touchstart', this.onUserInput);
 
 			this.renderObject = new CSS2DObject(this.iconElement[0]);
 			this.renderObject.position.copy(this.position);
@@ -47,6 +47,12 @@ export default class PlayerMarker extends Marker {
 			this.blueMap.hudScene.add(this.renderObject);
 		} else {
 			this.blueMap.hudScene.remove(this.renderObject);
+
+			if (this.follow) {
+				this.follow = false;
+				this.iconElement.removeClass("following");
+				this.blueMap.controls.targetPosition.y = 0;
+			}
 		}
 	}
 
@@ -62,8 +68,7 @@ export default class PlayerMarker extends Marker {
 			}
 
 			if (this.follow){
-				this.blueMap.controls.targetPosition.x = this.position.x;
-				this.blueMap.controls.targetPosition.z = this.position.z;
+				this.blueMap.controls.targetPosition.copy(this.position);
 			}
 		}
 	};
@@ -97,14 +102,14 @@ export default class PlayerMarker extends Marker {
 		this.follow = true;
 		this.iconElement.addClass("following");
 
-		this.blueMap.controls.targetPosition.x = this.position.x;
-		this.blueMap.controls.targetPosition.z = this.position.z;
+		this.blueMap.controls.targetPosition.copy(this.position);
 	};
 
-	onStopFollowing = event => {
-		if(this.follow) {
-			this.follow = true;
+	onUserInput = e => {
+		if ((e.type !== "mousedown" || e.button === 0) && this.follow) {
+			this.follow = false;
 			this.iconElement.removeClass("following");
+			this.blueMap.controls.targetPosition.y = 0;
 		}
 	};
 

BlueMapCore/src/main/webroot/js/libs/hud/PlayerMarkerSet.js

@@ -42,8 +42,11 @@ export default class PlayerMarkerSet {
 			);
 		}).then((liveData) => {
 			this.updateWith(liveData)
-		}).catch((e) => {
-			console.error("Failed to update player-markers!", e);
+		}).catch(() => {
+			this.marker.forEach(marker => {
+				marker.online = false;
+				marker.setVisible(false);
+			});
 		});
 	}
 

BlueMapFabric/src/main/java/de/bluecolored/bluemap/fabric/FabricMod.java

@@ -114,6 +114,7 @@ public void onInitialize() {
 					if (pluginInstance.isLoaded()) Logger.global.logInfo("BlueMap loaded!");
 				} catch (IOException | ParseResourceException e) {
 					Logger.global.logError("Failed to load bluemap!", e);
+					pluginInstance.unload();
 				}
 			}).start();
 		});

BlueMapForge/src/main/java/de/bluecolored/bluemap/forge/ForgeMod.java

@@ -115,6 +115,7 @@ public void onServerStarting(FMLServerStartingEvent event) {
 				if (pluginInstance.isLoaded()) Logger.global.logInfo("Loaded!");
 			} catch (IOException | ParseResourceException e) {
 				Logger.global.logError("Failed to load bluemap!", e);
+				pluginInstance.unload();
 			}
 		}).start();
     }

BlueMapSponge/build.gradle

@@ -1,6 +1,7 @@
 dependencies {
     shadow "org.spongepowered:spongeapi:7.2.0"
-    compile group: 'org.bstats', name: 'bstats-sponge-lite', version: '1.5'
+    
+    compile group: 'org.bstats', name: 'bstats-sponge-lite', version: '1.7'
     
     compile (project(':BlueMapCommon')) {
     	//exclude dependencies provided by sponge

BlueMapSponge/src/main/java/de/bluecolored/bluemap/sponge/SpongeCommands.java

@@ -116,7 +116,9 @@ public List<String> getSuggestions(CommandSource source, String arguments, Locat
 						completions.add(text);
 					}
 				}
-			} catch (InterruptedException | ExecutionException | TimeoutException ignore) {}
+			} catch (InterruptedException ignore) {
+				Thread.currentThread().interrupt();
+			} catch (ExecutionException | TimeoutException ignore) {}
 
 			completions.sort((s1, s2) -> s1.compareToIgnoreCase(s2));
 			return completions;

BlueMapSponge/src/main/java/de/bluecolored/bluemap/sponge/SpongePlugin.java

@@ -58,6 +58,7 @@
 import de.bluecolored.bluemap.common.plugin.serverinterface.ServerEventListener;
 import de.bluecolored.bluemap.common.plugin.serverinterface.ServerInterface;
 import de.bluecolored.bluemap.core.logger.Logger;
+import de.bluecolored.bluemap.core.resourcepack.ParseResourceException;
 import de.bluecolored.bluemap.sponge.SpongeCommands.SpongeCommandProxy;
 import net.querz.nbt.CompoundTag;
 import net.querz.nbt.NBTUtil;
@@ -74,11 +75,7 @@ public class SpongePlugin implements ServerInterface {
 	@ConfigDir(sharedRoot = false)
 	private Path configurationDir;
 	
-	@SuppressWarnings("unused")
-	@Inject
-    private MetricsLite2 metrics;
-	
-	private Plugin bluemap;
+	private Plugin pluginInstance;
 	private SpongeCommands commands;
 
 	private SpongeExecutorService asyncExecutor;
@@ -88,14 +85,17 @@ public class SpongePlugin implements ServerInterface {
 	private List<SpongePlayer> onlinePlayerList;
 	
 	@Inject
-	public SpongePlugin(org.slf4j.Logger logger) {
+	public SpongePlugin(org.slf4j.Logger logger, MetricsLite2.Factory bstatsFactory) {
 		Logger.global = new Slf4jLogger(logger);
 		
 		this.onlinePlayerMap = new ConcurrentHashMap<>();
 		this.onlinePlayerList = Collections.synchronizedList(new ArrayList<>());
 		
-		this.bluemap = new Plugin("sponge", this);
-		this.commands = new SpongeCommands(bluemap);
+		this.pluginInstance = new Plugin("sponge", this);
+		this.commands = new SpongeCommands(pluginInstance);
+		
+		//init bstats metrics
+		bstatsFactory.make(5911);
 	}
 	
 	@Listener
@@ -121,10 +121,11 @@ public void onServerStart(GameStartingServerEvent evt) {
 		asyncExecutor.execute(() -> {
 			try {
 				Logger.global.logInfo("Loading...");
-				bluemap.load();
-				if (bluemap.isLoaded()) Logger.global.logInfo("Loaded!");
-			} catch (Throwable t) {
-				Logger.global.logError("Failed to load!", t);
+				pluginInstance.load();
+				if (pluginInstance.isLoaded()) Logger.global.logInfo("Loaded!");
+			} catch (IOException | ParseResourceException | RuntimeException e) {
+				Logger.global.logError("Failed to load!", e);
+				pluginInstance.unload();
 			}
 		});
 	}
@@ -133,7 +134,7 @@ public void onServerStart(GameStartingServerEvent evt) {
 	public void onServerStop(GameStoppingEvent evt) {
 		Logger.global.logInfo("Stopping...");
 		Sponge.getScheduler().getScheduledTasks(this).forEach(t -> t.cancel());
-		bluemap.unload();
+		pluginInstance.unload();
 		Logger.global.logInfo("Saved and stopped!");
 	}
 	
@@ -142,15 +143,15 @@ public void onServerReload(GameReloadEvent evt) {
 		asyncExecutor.execute(() -> {
 			try {
 				Logger.global.logInfo("Reloading...");
-				bluemap.reload();
+				pluginInstance.reload();
 				Logger.global.logInfo("Reloaded!");
-			} catch (Exception e) {
+			} catch (IOException | ParseResourceException | RuntimeException e) {
 				Logger.global.logError("Failed to load!", e);
+				pluginInstance.unload();
 			}
 		});
 	}
 
-	
 	@Listener
 	public void onPlayerJoin(ClientConnectionEvent.Join evt) {
 		SpongePlayer player = new SpongePlayer(evt.getTargetEntity());
@@ -186,8 +187,8 @@ public UUID getUUIDForWorld(File worldFolder) throws IOException {
 			long most = spongeData.getLong("UUIDMost");
 			long least = spongeData.getLong("UUIDLeast");
 			return new UUID(most, least);
-		} catch (Throwable t) {
-			throw new IOException("Failed to read level_sponge.dat", t);
+		} catch (IOException | RuntimeException e) {
+			throw new IOException("Failed to read level_sponge.dat", e);
 		}
 	}