利用J2ME开发无线蓝牙应用

import javax.bluetooth.*;

import javax.microedition.io.*;

import com.atinav.bcc.*;



. . . 
  BCC.setPortName("COM1");
  BCC.setBaudRate(57600);
  BCC.setConnectable(true);
  BCC.setDiscoverable(DiscoveryAgent.GIAC);

            . . . 

. . . 

// retrieve the local Bluetooth device object
LocalDevice local = LocalDevice.getLocalDevice();

// retrieve the name of the local Bluetooth device

String name = local.getFriendlyName();

            . . . 

. . .
LocalDevicelocaldevice = LocalDevice.getLocalDevice();
DiscoveryAgentdiscoveryAgent = localdevice.getDiscoveryAgent();
discoveryAgent.startInquiry(DiscoveryAgent.GIAC, this);

            . . . 

...

// Service registration



// invoke Connector.open with a server connection URL argument
StreamConnectionNotifier service =
    (StreamConnectionNotifier) Connector.open("someURL");


// Obtain the service record created by the server device
ServiceRecordsr = local.getRecord(service);



// Indicate that the service is ready to accept a client connection. acceptAndOpen() blocks

//   until a client connects.
StreamConnection connection =
    (StreamConnection) service.acceptAndOpen();



// DO SOME EXCHANGE HERE

            
service.close(); 

...

String url =
    serviceRecord.getConnectionURL(
        record.NOAUTHENTICATE_NOENCRYPT, false);

// open a connection to the server
StreamConnection connection =
    (StreamConnection) Connector.open(url);

// Send/receive data

try {
    byte buf[] = new byte[200];
    String msg = "Test message";
    InputStream is = connection.openInputStream();
    OutputStreamos = connection.openOutputStream();
    // send data to the server
    os.write(msg.getBytes);
    // read data from the server
    is.read(buf);
    connection.close();

} catch(IOException e) {
    e.printStackTrace();

}

      ...