蓝牙通信2

蓝牙通讯2

private class ConnectThread extends Thread {    private final BluetoothSocket mmSocket;    private final BluetoothDevice mmDevice;    public ConnectThread(BluetoothDevice device) {        BluetoothSocket tmp = null;        mmDevice = device;        //从BluetoothDevice中获取Socket        try {            // MY_UUID为UUID串，必须与服务端一致            tmp = device.createRfcommSocketToServiceRecord(MY_UUID);        } catch (IOException e) { }        mmSocket = tmp;    }    public void run() {        // //取消发现远程设备，这样会降低系统性能        mAdapter.cancelDiscovery();        try {            // 建立连接            mmSocket.connect();        } catch (IOException connectException) {            // 无法连接或连接出错            try {                mmSocket.close();            } catch (IOException closeException) { }            return;        }        // 在单独的线程中处理事件，如数据传输        manageConnectedSocket(mmSocket);    }    /** 取消连接，关闭Socket */    public void cancel() {        try {            mmSocket.close();        } catch (IOException e) { }    }}