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s.connect();
mmSocket = s;
} catch (Exception ex) {
Log.e(TAG, ex.toString());
mmSocket = null;
try {毕业论文
connectionType = "Insecure";
Log.d(TAG, "Attempting createInsecureRfcommSocket");
BluetoothSocket s = improvedBluetoothDevice.createInsecureRfcommSocket(port);
s.connect();
mmSocket = s;
} catch (Exception ex2) {
Log.e(TAG, ex2.toString());
mmSocket = null;
}
}
if (mmSocket != null) {
Log.d(TAG, "Connection succeeded with " + connectionType + " connection on port " + port);
break;
}
}
//如果还没有获取到mmSocket ，就使用以下方法
if (mmSocket == null) {
try {
mmSocket = improvedBluetoothDevice.createRfcommSocketToServiceRecord(MY_UUID);
mmSocket.connect();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
// Reset the ConnectThread because we're done
synchronized (BluetoothChatService.this) {
mConnectThread = null;
}
// Start the connected thread
connected(mmSocket, mmDevice);
}
public void cancel() {
try {
if(mmSocket!=null)
{
mmSocket.close();
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