列表B

. . . 


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


// retrieve the name of the local Bluetooth device


String name = local.getFriendlyName();


            . . . 

列表C

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


            . . . 

列表D

...


// 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(); 

列表E

...


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();


}


      ... 

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