藍芽RFCOMM串連

藍芽RFCOMM串連

部落格分類： 
• android

 

public class ZeeTest extends Activity {    @Override    public void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.main);        try {            for (int i = 0; i < 3; i++) {                test();            }        } catch (Exception e) {            e.printStackTrace();        }    }    private boolean connected = false;    private BluetoothSocket sock;    private InputStream in;    public void test() throws Exception {        if (connected) {            return;        }        BluetoothDevice zee = BluetoothAdapter.getDefaultAdapter().            getRemoteDevice("00:1C:4D:02:A6:55");        Method m = zee.getClass().getMethod("createRfcommSocket",            new Class[] { int.class });        sock = (BluetoothSocket)m.invoke(zee, Integer.valueOf(1));        Log.d("ZeeTest", "++++ Connecting");        sock.connect();        Log.d("ZeeTest", "++++ Connected");        in = sock.getInputStream();        byte[] buffer = new byte[50];        int read = 0;        Log.d("ZeeTest", "++++ Listening...");        try {            while (true) {                read = in.read(buffer);                connected = true;                StringBuilder buf = new StringBuilder();                for (int i = 0; i < read; i++) {                    int b = buffer[i] & 0xff;                    if (b < 0x10) {                        buf.append("0");                    }                    buf.append(Integer.toHexString(b)).append(" ");                }                Log.d("ZeeTest", "++++ Read "+ read +" bytes: "+ buf.toString());            }        } catch (IOException e) {}        Log.d("ZeeTest", "++++ Done: test()");    }    @Override    public void onDestroy() {        try {            if (in != null) {                in.close();            }            if (sock != null) {                sock.close();            }        } catch (IOException e) {            e.printStackTrace();        }        super.onDestroy();    }}