BT connection are closed correctly when BT is switched off even from outside app. Still: Other side becomes not aware of connection breakdown.

Author: thsc42

app/libs/ASAP_Engine_0.5.0.jar

@@ -165,7 +165,7 @@ private void setup() {
     }
 
 
-    void acceptServerSocketKilled() {
+    void doServerAcceptSocketKilled() {
         Log.d(this.getLogStart(), "was told accept socket died - shutdown");
         // server socket was killed - that most probably because BT was switched off by users
         try {
@@ -179,7 +179,7 @@ void acceptServerSocketKilled() {
          */
 
         for(BluetoothSocket socket : this.openSockets.values()) {
-            String name = "no remote Device";
+            String name = "no remote device";
             String address = name;
             BluetoothDevice remoteDevice = socket.getRemoteDevice();
             if( remoteDevice != null) {
@@ -192,7 +192,8 @@ void acceptServerSocketKilled() {
                     + " | address: " + address
                     + " | isConnected: " + socket.isConnected());
             try {
-                socket.getInputStream().close();
+                this.kill(address); // kill connection that runs on top of it
+                socket.getInputStream().close(); // and underlying sockets
                 socket.getOutputStream().close();
             } catch (IOException e) {
                 Log.d(this.getLogStart(), "could not close");

app/src/main/java/net/sharksystem/asap/android/bluetooth/BluetoothEngine.java

@@ -50,9 +50,9 @@ public void run() {
                 // possible parallel connection are handle by BT engine
                 this.btEngine.handleBTSocket(socket);
             } catch (IOException e) {
-                Log.d(this.getLogStart(), "Socket's accept() method failed", e);
+                Log.d(this.getLogStart(), "Socket's accept() method failed: " + e.getLocalizedMessage());
                 // tell engine
-                this.btEngine.acceptServerSocketKilled();
+                this.btEngine.doServerAcceptSocketKilled();
                 break;
             }
         }

app/src/main/java/net/sharksystem/asap/android/bluetooth/BluetoothServerSocketThread.java

@@ -104,24 +104,34 @@ private String getLogStart() {
         return "ASAPMacLayerEngine";
     }
 
+    private Map<String, ASAPConnection> asapConnections = new HashMap<>();
+
+    /**
+     * kill connection to address
+     * @param address
+     */
+    protected void kill(String address) {
+        ASAPConnection asapConnection = this.asapConnections.get(address);
+        if(asapConnection != null) {
+            Log.d(this.getLogStart(), "going kill connection to: " + address);
+            asapConnection.kill();
+        } else {
+            Log.d(this.getLogStart(), "no connection to kill to: " + address);
+        }
+    }
+
     protected void launchASAPConnection(
             String address, InputStream inputStream, OutputStream outputStream) {
-/*
-        // set up new ASAP Session on that connection
-        ASAPConnectionLauncher asapConnectionLauncher =
-                new ASAPConnectionLauncher(
-                        inputStream, outputStream, this.getAsapService().getASAPEngine());
-
-        asapConnectionLauncher.start();
-*/
+
         Log.d(this.getLogStart(), "going to launch a new asap connection");
 
         try {
             Log.d(this.getLogStart(), "call asapMultiEngine to handle connection");
 //            TestConnectionHandler testConnectionHandler = new TestConnectionHandler(this.is, this.os);
 //            testConnectionHandler.start();
-            ASAPConnection asapConnection =
-                    this.getAsapService().getASAPEngine().handleConnection(inputStream, outputStream);
+            this.asapConnections.put(address,
+                this.getAsapService().getASAPEngine().handleConnection(inputStream, outputStream));
+
         } catch (IOException | ASAPException e) {
             Log.d(this.getLogStart(), "while lauching asap connection: " + e.getLocalizedMessage());
         }