Added new HTTP pool manager and http handling.

pom.xml

@@ -5,7 +5,7 @@
 
 	<groupId>com.bwssystems.HABridge</groupId>
 	<artifactId>ha-bridge</artifactId>
-	<version>5.0.0rc3</version>
+	<version>5.0.0rc4</version>
 	<packaging>jar</packaging>
 
 	<name>HA Bridge</name>

src/main/java/com/bwssystems/HABridge/HABridge.java

@@ -97,6 +97,7 @@ public class HABridge {
 		        	bridgeSettings.getBridgeControl().setStop(true);
 		        if(bridgeSettings.getBridgeSettingsDescriptor().isSettingsChanged())
 		        	bridgeSettings.save(bridgeSettings.getBridgeSettingsDescriptor());
+		        log.info("Going to close all homes");
 		        homeManager.closeHomes();
 		        udpSender.closeResponseSocket();
 		        udpSender = null;

src/main/java/com/bwssystems/HABridge/HomeManager.java

@@ -4,6 +4,9 @@ import java.util.Collection;
 import java.util.HashMap;
 import java.util.Map;
 
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
 import com.bwssystems.HABridge.devicemanagmeent.ResourceHandler;
 import com.bwssystems.HABridge.plugins.NestBridge.NestHome;
 import com.bwssystems.HABridge.plugins.domoticz.DomoticzHome;
@@ -23,6 +26,7 @@ import com.bwssystems.HABridge.plugins.fibaro.FibaroHome;
 import com.bwssystems.HABridge.util.UDPDatagramSender;
 
 public class HomeManager {
+	private static final Logger log = LoggerFactory.getLogger(HomeManager.class);
 	Map<String, Home> homeList;
 	Map<String, Home> resourceList;
 	
@@ -114,8 +118,10 @@ public class HomeManager {
 	}
 
 	public void closeHomes() {
+		log.info("Manager close homes called....");
 		Collection<Home> theHomes = homeList.values();
 		for(Home aHome : theHomes) {
+			log.info("Closing home: " + aHome.getClass().getCanonicalName());
 			aHome.closeHome();
 		}
 		homeList.clear();

src/main/java/com/bwssystems/HABridge/plugins/NestBridge/NestHome.java

@@ -32,10 +32,13 @@ public class NestHome implements com.bwssystems.HABridge.Home {
 	private Gson aGsonHandler;
 	private Boolean isFarenheit;
     private Boolean validNest;
+	private boolean closed;
     
 	public NestHome(BridgeSettings bridgeSettings) {
 		super();
+		closed = true;
 		createHome(bridgeSettings);
+		closed = false;
 	}
 	
 	@Override
@@ -93,12 +96,18 @@ public class NestHome implements com.bwssystems.HABridge.Home {
 	
 	@Override
 	public void closeHome() {
+		log.debug("Closing Home.");
+		if(closed) {
+			log.debug("Home is already closed....");
+			return;
+		}
 		if(theSession != null) {
 			theNest.endNestSession();
 		}
 		theNest = null;
 		theSession = null;
 		nestItems = null;
+		closed = true;
 	}
 
 	@Override

src/main/java/com/bwssystems/HABridge/plugins/domoticz/DomoticzHome.java

@@ -27,10 +27,13 @@ public class DomoticzHome implements Home {
 	private Map<String, DomoticzHandler> domoticzs;
 	private Boolean validDomoticz;
     private HTTPHandler httpClient;
+	private boolean closed;
 
 	public DomoticzHome(BridgeSettings bridgeSettings) {
 		super();
+		closed = true;
 		createHome(bridgeSettings);
+		closed = false;
 	}
 
 	@Override
@@ -162,8 +165,15 @@ public class DomoticzHome implements Home {
 	}
 	@Override
 	public void closeHome() {
+		log.debug("Closing Home.");
+		if(closed) {
+			log.debug("Home is already closed....");
+			return;
+		}
+
 		if(httpClient != null)
 			httpClient.closeHandler();
-		
+
+		closed = true;		
 	}
 }

src/main/java/com/bwssystems/HABridge/plugins/exec/CommandHome.java

@@ -19,10 +19,13 @@ import com.bwssystems.HABridge.hue.TimeDecode;
 public class CommandHome implements Home {
 	private static final Logger log = LoggerFactory.getLogger(CommandHome.class);
 	private BridgeSettings theSettings;
+	private boolean closed;
 
 	public CommandHome(BridgeSettings bridgeSettings) {
 		super();
+		closed = true;
 		createHome(bridgeSettings);
+		closed = false;
 	}
 
 	@Override
@@ -93,8 +96,13 @@ public class CommandHome implements Home {
 
 	@Override
 	public void closeHome() {
-		// noop
+		log.debug("Closing Home.");
+		if(closed) {
+			log.debug("Home is already closed....");
+			return;
+		}
 		
+		closed = true;
 	}
 
 }

src/main/java/com/bwssystems/HABridge/plugins/fibaro/FibaroHome.java

@@ -25,11 +25,14 @@ public class FibaroHome implements Home
 	private static final Logger log = LoggerFactory.getLogger(FibaroHome.class);
 	private Map<String, FibaroInfo> fibaros;
 	private Boolean validFibaro;
+	private boolean closed;
 
 	public FibaroHome(BridgeSettings bridgeSettings)
 	{
 		super();
+		closed = true;
 		createHome(bridgeSettings);
+		closed = false;
 	}
 
 	public List<Device> getDevices()
@@ -102,6 +105,12 @@ public class FibaroHome implements Home
 	@Override
 	public void closeHome()
 	{
+		log.debug("Closing Home.");
+		if(closed) {
+			log.debug("Home is already closed....");
+			return;
+		}
 		fibaros = null;
+		closed = true;
 	}
 }

src/main/java/com/bwssystems/HABridge/plugins/hal/HalHome.java

@@ -27,10 +27,13 @@ public class HalHome implements Home {
     private static final Logger log = LoggerFactory.getLogger(HalHome.class);
 	private Map<String, HalInfo> hals;
 	private Boolean validHal;
+	private boolean closed;
 
 	public HalHome(BridgeSettings bridgeSettings) {
 		super();
+		closed = true;
 		createHome(bridgeSettings);
+		closed = false;
 	}
 
 	@Override
@@ -194,7 +197,13 @@ public class HalHome implements Home {
 
 	@Override
 	public void closeHome() {
-		// noop
+		log.debug("Closing Home.");
+		if(closed) {
+			log.debug("Home is already closed....");
+			return;
+		}
 		
+		hals = null;
+		closed = true;
 	}
 }

src/main/java/com/bwssystems/HABridge/plugins/harmony/HarmonyHome.java

@@ -32,16 +32,24 @@ public class HarmonyHome implements Home {
 	private Boolean isDevMode;
 	private Boolean validHarmony;
 	private Gson aGsonHandler;
+	private boolean closed;
 
 	public HarmonyHome(BridgeSettings bridgeSettings) {
 		super();
+		closed = true;
 		createHome(bridgeSettings);
+		closed = false;
 	}
 
 	@Override
 	public void closeHome() {
 		if(!validHarmony)
 			return;
+		log.debug("Closing Home.");
+		if(closed) {
+			log.debug("Home is already closed....");
+			return;
+		}
 		if(isDevMode || hubs == null)
 			return;
 		Iterator<String> keys = hubs.keySet().iterator();
@@ -51,6 +59,7 @@ public class HarmonyHome implements Home {
 		}
 		
 		hubs = null;
+		closed = true;
 	}
 
 	public HarmonyHandler getHarmonyHandler(String aName) {

src/main/java/com/bwssystems/HABridge/plugins/hass/HassHome.java

@@ -26,10 +26,13 @@ public class HassHome implements Home {
 	private Map<String, HomeAssistant> hassMap;
 	private Boolean validHass;
 	private Gson aGsonHandler;
+	private boolean closed;
 	
 	public HassHome(BridgeSettings bridgeSettings) {
 		super();
+		closed = true;
 		createHome(bridgeSettings);
+		closed = false;
 	}
 
 	@Override
@@ -152,6 +155,11 @@ public class HassHome implements Home {
 	public void closeHome() {
 		if(!validHass)
 			return;
+		log.debug("Closing Home.");
+		if(closed) {
+			log.debug("Home is already closed....");
+			return;
+		}
 		if(hassMap == null)
 			return;
 		Iterator<String> keys = hassMap.keySet().iterator();
@@ -161,5 +169,6 @@ public class HassHome implements Home {
 		}
 		
 		hassMap = null;
+		closed = true;
 	}
 }

src/main/java/com/bwssystems/HABridge/plugins/http/HTTPHandler.java

@@ -4,28 +4,15 @@ import java.io.IOException;
 import java.net.URI;
 import java.net.URISyntaxException;
 import java.nio.charset.Charset;
-import java.util.concurrent.ExecutionException;
-import java.util.concurrent.TimeUnit;
 
-import org.apache.http.HttpClientConnection;
-import org.apache.http.HttpException;
-import org.apache.http.HttpHost;
-import org.apache.http.HttpResponse;
 import org.apache.http.client.ClientProtocolException;
+import org.apache.http.client.methods.CloseableHttpResponse;
 import org.apache.http.client.methods.HttpGet;
 import org.apache.http.client.methods.HttpPost;
 import org.apache.http.client.methods.HttpPut;
 import org.apache.http.client.methods.HttpUriRequest;
-import org.apache.http.client.protocol.HttpClientContext;
-import org.apache.http.conn.ConnectionPoolTimeoutException;
-import org.apache.http.conn.ConnectionRequest;
-import org.apache.http.conn.HttpClientConnectionManager;
-import org.apache.http.conn.routing.HttpRoute;
 import org.apache.http.entity.ContentType;
 import org.apache.http.entity.StringEntity;
-import org.apache.http.impl.conn.BasicHttpClientConnectionManager;
-import org.apache.http.impl.conn.PoolingHttpClientConnectionManager;
-import org.apache.http.protocol.HttpRequestExecutor;
 import org.apache.http.util.EntityUtils;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -34,29 +21,9 @@ import com.bwssystems.HABridge.api.NameValue;
 
 public class HTTPHandler {
 	private static final Logger log = LoggerFactory.getLogger(HTTPHandler.class);
-//	private CloseableHttpClient httpClient;
-//	private RequestConfig globalConfig;
-	private HttpClientContext context;
-	private PoolingHttpClientConnectionManager connMgr;
-	private HttpRoute route;
-	private HttpClientConnection conn;
-	private HttpHost theHost;
 	
 	public HTTPHandler() {
-		context = HttpClientContext.create();
+		super();
-		connMgr = new PoolingHttpClientConnectionManager();
-		// Increase max total connection to 200
-		connMgr.setMaxTotal(200);
-		// Increase default max connection per route to 20
-		connMgr.setDefaultMaxPerRoute(20);
-		// Increase max connections for localhost:80 to 50
-		HttpHost localhost = new HttpHost("locahost", 80);
-		connMgr.setMaxPerRoute(new HttpRoute(localhost), 50);
-		route = null;
-		conn = null;
-		theHost = null;
-//		globalConfig = RequestConfig.custom().setCookieSpec(CookieSpecs.STANDARD).build();
-//		httpClient = HttpClients.custom().setDefaultRequestConfig(globalConfig).build();
 	}
 
 
@@ -68,9 +35,8 @@ public class HTTPHandler {
 		String theContent = null;
 		URI theURI = null;
 		ContentType parsedContentType = null;
-		ConnectionRequest connRequest = null;
 		StringEntity requestBody = null;
-		boolean badResponse = false;
+
 		if (contentType != null && !contentType.trim().isEmpty()) {
 			parsedContentType = ContentType.parse(contentType);
 			if (body != null && body.length() > 0)
@@ -82,44 +48,7 @@ public class HTTPHandler {
 			log.warn("Error creating URI http request: " + url + " with message: " + e1.getMessage());
 			return null;
 		}
-		if(route == null) {
+
-			theHost = new HttpHost(theURI.getHost(), theURI.getPort());
-			route = new HttpRoute(theHost);
-		}
-		if(conn == null) {
-			// Request new connection. This can be a long process
-			connRequest = connMgr.requestConnection(route, null);
-			// Wait for connection up to 10 sec
-			try {
-				conn = connRequest.get(10, TimeUnit.SECONDS);
-			} catch (ConnectionPoolTimeoutException e) {
-				// TODO Auto-generated catch block
-				e.printStackTrace();
-			} catch (InterruptedException e) {
-				// TODO Auto-generated catch block
-				e.printStackTrace();
-			} catch (ExecutionException e) {
-				// TODO Auto-generated catch block
-				e.printStackTrace();
-			}
-		}
-	    // If not open
-	    if (!conn.isOpen()) {
-	        // establish connection based on its route info
-	        try {
-				connMgr.connect(conn, route, 1000, context);
-			} catch (IOException e) {
-				// TODO Auto-generated catch block
-				e.printStackTrace();
-			}
-	        // and mark it as route complete
-	        try {
-				connMgr.routeComplete(conn, route, context);
-			} catch (IOException e) {
-				// TODO Auto-generated catch block
-				e.printStackTrace();
-			}
-	    }
 		try {
 			if (httpVerb == null || httpVerb.trim().isEmpty() || HttpGet.METHOD_NAME.equalsIgnoreCase(httpVerb)) {
 				request = new HttpGet(theURI);
@@ -146,28 +75,12 @@ public class HTTPHandler {
 				request.setHeader(headers[i].getName(), headers[i].getValue());
 			}
 		}
-		HttpResponse response = null;
+		CloseableHttpResponse response = null;
-		HttpRequestExecutor exeRequest = new HttpRequestExecutor();
-		context.setTargetHost(theHost);
 		for (int retryCount = 0; retryCount < 2; retryCount++) {
 			try {
-				response = exeRequest.execute(request, conn, context);
+				response = HttpClientPool.getClient().execute(request);
 				log.debug((httpVerb == null ? "GET" : httpVerb) + " execute (" + retryCount + ") on URL responded: "
 						+ response.getStatusLine().getStatusCode());
-				if (response != null && response.getStatusLine().getStatusCode() >= 200 && response.getStatusLine().getStatusCode() < 300) {
-					log.debug("Successfull response - The http response is <<<" + theContent + ">>>");
-					retryCount = 2;
-				} else if (response != null) {
-					log.warn("HTTP response code was not an expected successful response of between 200 - 299, the code was: "
-									+ response.getStatusLine());
-					if (response.getStatusLine().getStatusCode() == 504) {
-						log.warn("HTTP response code was 504, retrying...");
-					} else
-						retryCount = 2;
-					
-					badResponse = true;
-				}
-				
 				if (response != null && response.getEntity() != null) {
 					try {
 
@@ -180,18 +93,28 @@ public class HTTPHandler {
 																	// inputstream
 																	// ignore
 																	// content
-						if(!badResponse)
-							theContent = null;
 					} catch (Exception e) {
 						log.debug("Error ocurred in handling response entity after successful call, still responding success. "
 										+ e.getMessage(), e);
 					}
 				}
+				if (response != null && response.getStatusLine().getStatusCode() >= 200 && response.getStatusLine().getStatusCode() < 300) {
+					log.debug("Successfull response - The http response is <<<" + theContent + ">>>");
+					retryCount = 2;
+				} else if (response != null) {
+					log.warn("HTTP response code was not an expected successful response of between 200 - 299, the code was: "
+									+ response.getStatusLine());
+					if (response.getStatusLine().getStatusCode() == 504) {
+						log.warn("HTTP response code was 504, retrying...");
+					} else
+						retryCount = 2;
+					
+					theContent = null;
+				}
+				
 			} catch (ClientProtocolException e) {
 				log.warn("Client Protocol Exception received, retyring....");
-			} catch (HttpException e) {
+			}catch (IOException e) {
-				log.warn("Error calling out to HA gateway: HttpException in log", e);
-			} catch (IOException e) {
 				log.warn("Error calling out to HA gateway: IOException in log: " + e.getMessage());
 				retryCount = 2;
 			}
@@ -205,30 +128,8 @@ public class HTTPHandler {
 				}
 			}
 		}
-		connMgr.releaseConnection(conn, null, 1, TimeUnit.SECONDS);
 		return theContent;
 	}
-	
-//	public HttpClient getHttpClient() {
-//		return httpClient;
-//	}
-
-
-//	public CloseableHttpClient getHttpClient() {
-//		return httpClient;
-//	}
-
-
 	public void closeHandler() {
-		try {
-//			httpClient.close();
-			if(conn != null)
-				conn.close();
-			connMgr.closeExpiredConnections();
-			connMgr.shutdown();
-		} catch (IOException e) {
-			// noop
-		}
-//		httpClient = null;
 	}
 }

src/main/java/com/bwssystems/HABridge/plugins/http/HTTPHome.java

@@ -1,5 +1,7 @@
 package com.bwssystems.HABridge.plugins.http;
 
+import java.io.IOException;
+
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -21,10 +23,15 @@ import com.google.gson.Gson;
 public class HTTPHome implements Home {
 	private static final Logger log = LoggerFactory.getLogger(HTTPHome.class);
 	private HTTPHandler anHttpHandler;
+	protected HttpClientPool thePool;
+	private boolean closed;
 
 	public HTTPHome(BridgeSettings bridgeSettings) {
 		super();
+		closed = true;
+		thePool = new HttpClientPool();
 		createHome(bridgeSettings);
+		closed = false;
 	}
 
 	@Override
@@ -101,9 +108,22 @@ public class HTTPHome implements Home {
 
 	@Override
 	public void closeHome() {
+		log.debug("Closing Home.");
+		if(closed) {
+			log.debug("Home is already closed....");
+			return;
+		}
 		if(anHttpHandler != null)
 			anHttpHandler.closeHandler();
 		anHttpHandler = null;
+		try {
+			HttpClientPool.shutdown();
+		} catch (InterruptedException e) {
+			log.warn("Error shutting down http pool: " + e.getMessage());;
+		} catch (IOException e) {
+			log.warn("Error shutting down http pool: " + e.getMessage());;
+		}
+		closed = true;
 	}
 
 }

src/main/java/com/bwssystems/HABridge/plugins/http/HttpClientPool.java

@@ -0,0 +1,128 @@
+package com.bwssystems.HABridge.plugins.http;
+
+import java.io.IOException;
+import java.util.concurrent.ArrayBlockingQueue;
+import java.util.concurrent.BlockingQueue;
+import java.util.concurrent.TimeUnit;
+
+import org.apache.http.impl.client.CloseableHttpClient;
+import org.apache.http.impl.client.HttpClients;
+import org.apache.http.impl.conn.PoolingHttpClientConnectionManager;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public final class HttpClientPool {
+  private static final Logger log = LoggerFactory.getLogger(HttpClientPool.class);
+
+  // Single-element enum to implement Singleton.
+  private static enum Singleton {
+    // Just one of me so constructor will be called once.
+    Client;
+    // The thread-safe client.
+    private final CloseableHttpClient threadSafeClient;
+    // The pool monitor.
+    private final IdleConnectionMonitorThread monitor;
+
+    // The constructor creates it - thus late
+    private Singleton() {
+      PoolingHttpClientConnectionManager cm = new PoolingHttpClientConnectionManager();
+      // Increase max total connection to 200
+      cm.setMaxTotal(200);
+      // Increase default max connection per route to 20
+      cm.setDefaultMaxPerRoute(20);
+      // Build the client.
+      threadSafeClient = HttpClients.custom()
+              .setConnectionManager(cm)
+              .build();
+      // Start up an eviction thread.
+      monitor = new IdleConnectionMonitorThread(cm);
+      // Don't stop quitting.
+      monitor.setDaemon(true);
+      monitor.start();
+    }
+
+    public CloseableHttpClient get() {
+      return threadSafeClient;
+    }
+
+  }
+
+  public static CloseableHttpClient getClient() {
+    // The thread safe client is held by the singleton.
+    return Singleton.Client.get();
+  }
+
+  // Watches for stale connections and evicts them.
+  private static class IdleConnectionMonitorThread extends Thread {
+    // The manager to watch.
+    private final PoolingHttpClientConnectionManager cm;
+    // Use a BlockingQueue to stop everything.
+    private final BlockingQueue<Stop> stopSignal = new ArrayBlockingQueue<Stop>(1);
+
+    // Pushed up the queue.
+    private static class Stop {
+      // The return queue.
+      private final BlockingQueue<Stop> stop = new ArrayBlockingQueue<Stop>(1);
+
+      // Called by the process that is being told to stop.
+      public void stopped() {
+        // Push me back up the queue to indicate we are now stopped.
+        stop.add(this);
+      }
+
+      // Called by the process requesting the stop.
+      public void waitForStopped() throws InterruptedException {
+        // Wait until the callee acknowledges that it has stopped.
+        stop.take();
+      }
+
+    }
+
+    IdleConnectionMonitorThread(PoolingHttpClientConnectionManager cm) {
+      super();
+      this.cm = cm;
+    }
+
+    @Override
+    public void run() {
+      try {
+        // Holds the stop request that stopped the process.
+        Stop stopRequest;
+        // Every 5 seconds.
+        while ((stopRequest = stopSignal.poll(5, TimeUnit.SECONDS)) == null) {
+          // Close expired connections
+          cm.closeExpiredConnections();
+          // Optionally, close connections that have been idle too long.
+          cm.closeIdleConnections(60, TimeUnit.SECONDS);
+          // Look at pool stats.
+          log.debug("Stats: {}", cm.getTotalStats());
+        }
+        // Acknowledge the stop request.
+        stopRequest.stopped();
+      } catch (InterruptedException ex) {
+        // terminate
+      }
+    }
+
+    public void shutdown() throws InterruptedException, IOException {
+      log.info("Shutting down client pool");
+      // Signal the stop to the thread.
+      Stop stop = new Stop();
+      stopSignal.add(stop);
+      // Wait for the stop to complete.
+      stop.waitForStopped();
+      // Close the pool - Added
+      Singleton.Client.threadSafeClient.close();
+      // Close the connection manager.
+      cm.close();
+      log.info("Client pool shut down");
+    }
+
+  }
+
+  public static void shutdown() throws InterruptedException, IOException {
+    // Shutdown the monitor.
+    Singleton.Client.monitor.shutdown();
+  }
+
+}

src/main/java/com/bwssystems/HABridge/plugins/hue/HueHome.java

@@ -27,11 +27,14 @@ public class HueHome implements Home {
 	private Boolean validHue;
 	private Gson aGsonHandler;
 	private BridgeSettings theBridgeSettings;
+	private boolean closed;
 	
 	public HueHome(BridgeSettings bridgeSettings) {
 		super();
+		closed = true;
 		theBridgeSettings = bridgeSettings;
 		createHome(bridgeSettings);
+		closed = false;
 	}
 
 	@Override
@@ -135,6 +138,11 @@ public class HueHome implements Home {
 	public void closeHome() {
 		if(!validHue)
 			return;
+		log.debug("Closing Home.");
+		if(closed) {
+			log.debug("Home is already closed....");
+			return;
+		}
 		if(hues == null)
 			return;
 		Iterator<String> keys = hues.keySet().iterator();
@@ -143,5 +151,6 @@ public class HueHome implements Home {
 			hues.get(key).closeHue();;
 		}
 		hues = null;
+		closed = true;
 	}
 }

src/main/java/com/bwssystems/HABridge/plugins/lifx/LifxHome.java

@@ -38,10 +38,13 @@ public class LifxHome implements Home {
 	private LFXClient client;        
 	private Boolean validLifx;
 	private Gson aGsonHandler;
+	private boolean closed;
 	
 	public LifxHome(BridgeSettings bridgeSettings) {
 		super();
+		closed = true;
 		createHome(bridgeSettings);
+		closed = false;
 	}
 
 	@Override
@@ -213,7 +216,13 @@ public class LifxHome implements Home {
 	public void closeHome() {
 		if(!validLifx)
 			return;
+		log.debug("Closing Home.");
+		if(closed) {
+			log.debug("Home is already closed....");
+			return;
+		}
 		client.close();
+		closed = true;
 	}
     private static class MyLightListener implements LFXLightCollectionListener {
         private static final Logger log = LoggerFactory.getLogger(MyLightListener.class);

src/main/java/com/bwssystems/HABridge/plugins/mqtt/MQTTHome.java

@@ -26,16 +26,24 @@ public class MQTTHome implements Home {
 	private Map<String, MQTTHandler> handlers;
 	private Boolean validMqtt;
 	private Gson aGsonHandler;
+	private boolean closed;
 
 	public MQTTHome(BridgeSettings bridgeSettings) {
 		super();
+		closed = true;
 		createHome(bridgeSettings);
+		closed = false;
 	}
 
 	@Override
 	public void closeHome() {
 		if(!validMqtt)
 			return;
+		log.debug("Closing Home.");
+		if(closed) {
+			log.debug("Home is already closed....");
+			return;
+		}
 		log.debug("Shutting down MQTT handlers.");
 		if(handlers != null && !handlers.isEmpty()) {
 			for (String key : handlers.keySet()) {
@@ -43,6 +51,7 @@ public class MQTTHome implements Home {
 			}
 		}
 		handlers = null;
+		closed = false;
 	}
 
 	public MQTTHandler getMQTTHandler(String aName) {

src/main/java/com/bwssystems/HABridge/plugins/somfy/SomfyHome.java

@@ -31,10 +31,13 @@ public class SomfyHome implements Home  {
     private static final Logger log = LoggerFactory.getLogger(SomfyHome.class);
 	private Map<String, SomfyInfo> somfys;
 	private Boolean validSomfy;
+	private boolean closed;
 
 	public SomfyHome(BridgeSettings bridgeSettings) {
+		super();
+		closed = true;
 		createHome(bridgeSettings);
-
+		closed = false;
 	}
 
 	public SomfyInfo getSomfyHandler(String somfyName) {
@@ -114,6 +117,12 @@ public class SomfyHome implements Home  {
 
 	@Override
 	public void closeHome() {
+		log.debug("Closing Home.");
+		if(closed) {
+			log.debug("Home is already closed....");
+			return;
+		}
 		somfys = null;
+		closed = true;
 	}
 }

src/main/java/com/bwssystems/HABridge/plugins/tcp/TCPHome.java

@@ -34,11 +34,13 @@ public class TCPHome implements Home {
 	private byte[] sendData;
 	private Map<String, Socket> theSockets;
 	private Gson aGsonHandler;
-    
+	private boolean closed;
 
 	public TCPHome(BridgeSettings bridgeSettings) {
 		super();
+		closed = true;
 		createHome(bridgeSettings);
+		closed = false;
 	}
 
 	@Override
@@ -145,6 +147,11 @@ public class TCPHome implements Home {
 
 	@Override
 	public void closeHome() {
+		log.debug("Closing Home.");
+		if(closed) {
+			log.debug("Home is already closed....");
+			return;
+		}
 		log.debug("Shutting down TCP sockets.");
 		if(theSockets != null && !theSockets.isEmpty()) {
 			Iterator<String> keys = theSockets.keySet().iterator();
@@ -157,6 +164,7 @@ public class TCPHome implements Home {
 				}
 			}
 		}
+		closed = true;
 	}
 
 }

src/main/java/com/bwssystems/HABridge/plugins/udp/UDPHome.java

@@ -26,11 +26,14 @@ public class UDPHome implements Home {
     private static final Logger log = LoggerFactory.getLogger(UDPHome.class);
     private UDPDatagramSender theUDPDatagramSender;
 	private byte[] sendData;
+	private boolean closed;
     
 	public UDPHome(BridgeSettings bridgeSettings, UDPDatagramSender aUDPDatagramSender) {
 		super();
 		theUDPDatagramSender = aUDPDatagramSender;
+		closed = true;
 		createHome(bridgeSettings);
+		closed = false;
 	}
 
 	@Override
@@ -104,8 +107,12 @@ public class UDPHome implements Home {
 
 	@Override
 	public void closeHome() {
-		// TODO Auto-generated method stub
+		log.debug("Closing Home.");
-		
+		if(closed) {
+			log.debug("Home is already closed....");
+			return;
+		}
+		closed = true;
 	}
 
 }

src/main/java/com/bwssystems/HABridge/plugins/vera/VeraHome.java

@@ -25,10 +25,13 @@ public class VeraHome implements Home {
     private static final Logger log = LoggerFactory.getLogger(VeraHome.class);
 	private Map<String, VeraInfo> veras;
 	private Boolean validVera;
+	private boolean closed;
 	
 	public VeraHome(BridgeSettings bridgeSettings) {
 		super();
+		closed = true;
 		createHome(bridgeSettings);
+		closed = false;
 	}
 
 	public List<Device> getDevices() {
@@ -107,6 +110,12 @@ public class VeraHome implements Home {
 
 	@Override
 	public void closeHome() {
+		log.debug("Closing Home.");
+		if(closed) {
+			log.debug("Home is already closed....");
+			return;
+		}
 		veras = null;
+		closed = true;
 	}
 }

src/main/resources/public/views/veradevice.html

@@ -4,8 +4,8 @@
 	<li role="presentation"><a href="#!/logs">Logs</a></li>
 	<li role="presentation" class="active"><a href="#!/veradevices">Vera Devices</a></li>
 	<li role="presentation"><a href="#!/verascenes">Vera Scenes</a></li>
-	<li role="presentation"><a href="#!/fibarodevices">Fibaro Devices</a></li>
+	<li ng-if="bridge.showFibaro" role="presentation"><a href="#!/fibarodevices">Fibaro Devices</a></li>
-	<li role="presentation"><a href="#!/fibaroscenes">Fibaro Scenes</a></li>
+	<li ng-if="bridge.showFibaro" role="presentation"><a href="#!/fibaroscenes">Fibaro Scenes</a></li>
 	<li ng-if="bridge.showHarmony" role="presentation"><a
 		href="#!/harmonyactivities">Harmony Activities</a></li>
 	<li ng-if="bridge.showHarmony" role="presentation"><a

src/main/resources/public/views/verascene.html

@@ -4,8 +4,8 @@
 	<li role="presentation"><a href="#!/logs">Logs</a></li>
 	<li role="presentation"><a href="#!/veradevices">Vera Devices</a></li>
 	<li role="presentation" class="active"><a href="#!/verascenes">Vera Scenes</a></li>
-	<li role="presentation"><a href="#!/fibarodevices">Fibaro Devices</a></li>
+	<li ng-if="bridge.showFibaro" role="presentation"><a href="#!/fibarodevices">Fibaro Devices</a></li>
-	<li role="presentation"><a href="#!/fibaroscenes">Fibaro Scenes</a></li>
+	<li ng-if="bridge.showFibaro" role="presentation"><a href="#!/fibaroscenes">Fibaro Scenes</a></li>
 	<li ng-if="bridge.showHarmony" role="presentation"><a
 		href="#!/harmonyactivities">Harmony Activities</a></li>
 	<li ng-if="bridge.showHarmony" role="presentation"><a