Better Listeners

-Specific listeners for the start and stop of loading
-Better(?) layer deletion after exiting a world
-Actual server thread shutdown

src/main/java/ru/windcorp/progressia/client/ClientState.java

@@ -28,6 +28,8 @@ import ru.windcorp.progressia.client.graphics.world.LayerWorld;
 import ru.windcorp.progressia.client.localization.MutableString;
 import ru.windcorp.progressia.client.localization.MutableStringLocalized;
 import ru.windcorp.progressia.common.world.WorldData;
+import ru.windcorp.progressia.server.ChunkManager.ChunksLoadFinishListener;
+import ru.windcorp.progressia.server.ChunkManager.ChunksLoadStartListener;
 import ru.windcorp.progressia.server.ServerState;
 import ru.windcorp.progressia.test.LayerAbout;
 import ru.windcorp.progressia.test.LayerTestText;
@@ -38,8 +40,6 @@ public class ClientState {
 
 	private static Client instance;
 	
-	private static Collection<Layer> layers;
-	
 	private static boolean firstLoad;
 	private static LayerTestText layer;
 
@@ -67,14 +67,16 @@ public class ClientState {
 
 		setInstance(client);
 
-		ServerState.getInstance().getChunkManager().register(bl -> {
-			if (!bl && firstLoad)
+		ServerState.getInstance().getChunkManager().register((ChunksLoadStartListener)() -> {
+			if (firstLoad)
 			{
 				MutableString t = new MutableStringLocalized("LayerText.Load");
 				layer = new LayerTestText("Text",() -> {t.update(); return t.get();});
 				GUI.addTopLayer(layer);
-			}
-			else if (bl && firstLoad)
+			}});
+		
+		ServerState.getInstance().getChunkManager().register((ChunksLoadFinishListener)() -> {
+			if (firstLoad)
 			{
 				GUI.removeLayer(layer);
 				
@@ -84,11 +86,6 @@ public class ClientState {
 				GUI.addBottomLayer(layerWorld);
 				GUI.addTopLayer(layerUI);
 				GUI.addTopLayer(layerAbout);
-
-				layers = new HashSet<Layer>();
-				layers.add(layerWorld);
-				layers.add(layerUI);
-				layers.add(layerAbout);
 			
 				firstLoad = false;
 			}
@@ -98,12 +95,12 @@ public class ClientState {
 	
 	public static void disconnectFromLocalServer()
 	{
-		for (Layer layer : layers)
+		for (Layer layer : GUI.getLayers())
 		{
 			GUI.removeLayer(layer);
 		}
 		
-		ServerState.getInstance().getClientManager();
+		//ServerState.getInstance().getClientManager();
 	}
 
 	private ClientState() {

src/main/java/ru/windcorp/progressia/server/ChunkManager.java

@@ -85,6 +85,22 @@ public class ChunkManager {
 	{
 		void handle(boolean starting);
 	}
+	
+	@FunctionalInterface
+	private interface ChunksLoadEventListener
+	{
+		void handle();
+	}
+	
+	public interface ChunksLoadStartListener extends ChunksLoadEventListener
+	{
+		
+	}
+	
+	public interface ChunksLoadFinishListener extends ChunksLoadEventListener
+	{
+		
+	}
 
 	private final Server server;
 
@@ -94,6 +110,8 @@ public class ChunkManager {
 	private final ChunkSet toUnload = ChunkSets.newHashSet();
 
 	private Collection<ChunksLoadListener> listeners = Collections.synchronizedCollection( new ArrayList<>());
+	private Collection<ChunksLoadStartListener> startListeners = Collections.synchronizedCollection( new ArrayList<>());
+	private Collection<ChunksLoadFinishListener> finishListeners = Collections.synchronizedCollection( new ArrayList<>());
 	
 	// TODO replace with a normal Map managed by some sort of PlayerListener,
 	// weak maps are weak
@@ -119,6 +137,16 @@ public class ChunkManager {
 		listeners.add(cll);
 	}
 	
+	public void register(ChunksLoadStartListener clsl)
+	{
+		startListeners.add(clsl);
+	}
+	
+	public void register(ChunksLoadFinishListener clfl)
+	{
+		finishListeners.add(clfl);
+	}
+	
 	public void unregisterAll()
 	{
 		listeners.clear();
@@ -153,8 +181,10 @@ public class ChunkManager {
 		if (toUnload.size()!=0 || toLoad.size()!=0)
 		{
 			LogManager.getLogger().info(String.valueOf(toUnload.size())+" "+String.valueOf( toLoad.size()));
-			listeners.forEach(l -> l.handle(false));
 		}
+		listeners.forEach(l -> l.handle(false));
+		startListeners.forEach(sl -> sl.handle());
+		
 		toUnload.forEach(this::unloadChunk);
 		toUnload.clear();
 		toLoad.forEach(this::loadChunk);
@@ -164,6 +194,7 @@ public class ChunkManager {
 			v.processQueues(p);
 		});
 		listeners.forEach(l -> l.handle(true));
+		finishListeners.forEach(fl -> fl.handle());
 		
 	}
 

src/main/java/ru/windcorp/progressia/server/ServerThread.java

@@ -79,6 +79,7 @@ public class ServerThread implements Runnable {
 
 	public void stop() {
 		try {
+			executor.shutdown();
 			executor.awaitTermination(10, TimeUnit.MINUTES);
 		} catch (InterruptedException e) {
 			LogManager.getLogger().warn("Received interrupt in ServerThread.stop(), aborting wait");

src/main/java/ru/windcorp/progressia/test/LayerButtonTest.java

@@ -33,6 +33,8 @@ import ru.windcorp.progressia.client.graphics.gui.menu.MenuLayer;
 import ru.windcorp.progressia.client.localization.MutableString;
 import ru.windcorp.progressia.client.localization.MutableStringLocalized;
 import ru.windcorp.progressia.server.ChunkManager;
+import ru.windcorp.progressia.server.ChunkManager.ChunksLoadFinishListener;
+import ru.windcorp.progressia.server.ChunkManager.ChunksLoadListener;
 import ru.windcorp.progressia.server.Player;
 import ru.windcorp.progressia.server.ServerState;
 
@@ -94,22 +96,25 @@ public class LayerButtonTest extends MenuLayer {
 			
 			ChunkManager cm = ServerState.getInstance().getChunkManager();
 			alive = true;
-			cm.register(bl -> {
-				if (bl && alive)
+			cm.register((ChunksLoadFinishListener)() -> {
+				if (alive)
 				{
 					GUI.removeLayer(layer);
 					GUI.addTopLayer(new LayerTitle("Title"));
 					//cm.unregisterAll();
 					alive = false;
+					
+					ServerState.getInstance().shutdown("Safe Exit");
+
+					ServerState.setInstance(null);
 				}
 			});
 			
 			//ClientState.getInstance();
 			ClientState.setInstance(null);
-			ServerState.setInstance(null);
 			//ServerState.getInstance().getChunkManager().unloadAll();
 			
-			//ServerState.getInstance().shutdown("Safe Exit");
+			
 		}));
 		
 		getContent().takeFocus();