print exception

testapp/src/main/java/org/mpisws/testapp/simulator/Alarm.java

+package org.mpisws.testapp.simulator;
+
+public class Alarm {
+}

testapp/src/main/java/org/mpisws/testapp/simulator/NullWakelock.java

+package org.mpisws.testapp.simulator;
+
+public class NullWakelock {
+}

testapp/src/main/java/org/mpisws/testapp/simulator/SimulationClientBT.java

@@ -29,7 +29,7 @@ import java.util.UUID;
  */
 public class SimulationClientBT {
     Context context;
-    protected static final int NUM_SIMULATED_DEVICES = 100;
+    protected static final int NUM_SIMULATED_DEVICES = 10;
     protected static final int NUM_SIMULATED_EPOCHS = 10;
 
     private static final String TAG = SimulationClientBT.class.getSimpleName();
@@ -115,10 +115,13 @@ public class SimulationClientBT {
     }
 
     private void sendDHKeysOverSocket(BluetoothSocket sock) {
+
         try {
+
             if (sock == null) return;
             OutputStream os = sock.getOutputStream();
             ObjectOutputStream out = new ObjectOutputStream(os);
+
             out.writeObject(mSharedSecrets);
             out.writeObject(otherDHNonces);
             out.writeObject(otherDHPubKeys);
@@ -130,12 +133,15 @@ public class SimulationClientBT {
             Log.d(TAG, "Got response: " + line);
 
             in.close();
-            os.close();
             out.close();
+            os.close();
             sock.close();
+
         } catch (IOException e) {
+            System.out.println("SimulationClient: General I/O exception: " + e.getMessage());
             e.printStackTrace();
         }
+
         // run the simulator core
         Log.d(TAG, "Running simulator core!");
         new Thread(core).start();