got another error from writing. wondering if this might be related.
11-24 13:07:27.731: ERROR/BluetoothEventLoop.cpp(1015): event_filter:
Received signal org.bluez.Device:PropertyChanged from
/org/bluez/1973/hci0/dev_00_08_1B_CA_C7_29
11-24 13:07:28.606: VERBOSE/BluetoothEventRedirector(1138): Received
android.bleutooth.device.action.UUID
11-24 13:07:30.015: DEBUG/(2254): getOutputStream
11-24 13:07:30.052: ERROR/(2254): bt write failed
*11-24 13:07:30.052: ERROR/(2254): java.io.IOException: Transport endpoint
is not connected*
I connected an debugger into remote device, and found the Android/My test
driver initiated an disconnect immediately after connect.
Really appreciate if you can point out what is wrong with my test driver.
Sean
On Tue, Nov 24, 2009 at 12:45 PM, Sean Liao <wirelessw...@gmail.com> wrote:
> Hi, I wrote a simple test driver to test the bluetooth apis. Anyone can
> verify whether I am using the API correctly? Everything seems good but no
> data read :-(
>
>
>
> ===========================================================================
> // before calling the following, inquiry scan successfully returned, and
> the remote device is pre-paired.
>
> private boolean doTestConnection() {
>
> Log.d("SwxBtCommImpl", "doTestConnection");
>
> String btAddr = "00:08:1B:CA:C7:29";
>
> BluetoothDevice btdev =
> BluetoothAdapterImpl.getInstance().getRemoteDevice(btAddr);
>
> // widcom using the following GUID
> // 00001101-0000-1000-8000-00805F9B34FB
> UUID uuid = UUID.fromString("00001101-0000-1000-8000-00805F9B34FB");
>
> try {
> BluetoothSocket btsocket =
> btdev.createRfcommSocketToServiceRecord(uuid);
>
> btsocket.connect();
> Log.d("SwxBtCommImpl", "connected");
>
> try {
> Thread.sleep(1000);
> } catch (InterruptedException e1) {
> // TODO Auto-generated catch block
> e1.printStackTrace();
> }
>
> InputStream instream = btsocket.getInputStream();
> Log.d("", "getInputStream");
>
> byte[] data = new byte[512];
> for (int i = 0; i < 20; i++) {
> int numOfAvailable = instream.available();
>
> Log.d("SwxBtCommImpl", "read " + i + ": " + numOfAvailable + "
> bytes");
> if(numOfAvailable > 0) {
> int numOfRead = instream.read(data);
> Log.d("SwxBtCommImpl", new String(data) + "-" + numOfRead);
> } else {
>
> try {
> Thread.sleep(500);
> } catch (InterruptedException e) {
> // TODO Auto-generated catch block
> e.printStackTrace();
> }
> }
> }
>
> instream.close();
> instream = null;
>
> btsocket.close();
>
> } catch (IOException e) {
> // TODO Auto-generated catch block
> Log.e("", "bt connection failed", e);
> }
>
>
>
> return true;
> }
>
>
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