Still fixing arduino issue...

Author: DeveloperPaul123

btutillib/src/main/java/com/devpaul/bluetoothutillib/handlers/DefaultBluetoothHandler.java

@@ -29,7 +29,9 @@ public void handleMessage(Message message) {
         switch (message.what) {
             case MESSAGE_READ:
                 byte[] readBuf = (byte[]) message.obj;
-                String readMessage = new String(readBuf);
+                //get how many bytes were actually read.
+                int datalength = message.arg1;
+                String readMessage = new String(readBuf, 0, datalength);
                 if(readBuf.length > 0) {
                     if(mListener != null)
                         mListener.onBluetoothDataReceived(readBuf, readMessage);

btutillib/src/main/java/com/devpaul/bluetoothutillib/utils/BluetoothUtility.java

@@ -742,6 +742,7 @@ public void run() {
                         // Read from the InputStream
                         bytes = mInputStream.read(buffer);
                         // Send the obtained bytes to the UI activity
+                        //order is what, arg1, arg2, obj
                         bluetoothHandler.obtainMessage(BluetoothHandler.MESSAGE_READ, bytes, -1, buffer)
                                 .sendToTarget();
                     } catch (IOException e) {
@@ -757,7 +758,7 @@ public void run() {
                         if(reader.ready()) {
                             //read a single line.
                             String message = reader.readLine();
-                            //don't use the regular buffer. 
+                            //don't use the regular buffer.
                             byte[] byteString = message.getBytes();
                             bytes = byteString.length;
                             bluetoothHandler.obtainMessage(BluetoothHandler.MESSAGE_READ, bytes, -1, byteString)