10
JSR 120 – Wireless Messaging API
byte[] newBin = createBinary(msgLength);
binMsg.setPayloadData(newBin);
int num = connClient.numberOfSegments(binMsg);
Setting of MessageListener and receiving of notifications about incoming messages:
public class JSR120Sample1 extends MIDlet implements CommandListener {
…
JSR120Sample1Listener listener = new JSR120Sample1Listener();
…
// open connection
messageConnection = (MessageConnection)Connector.open("sms://:9532");
…
//create message to send
…
listener.run();
…
//set payload for the message to send
…
//set address for the message to send messageToSend.setAddress("sms://+18473297274:9532");
…
//send message (via invocation of ‘send’ method)
…
//set address for the message to receive receivedMessage.setAddress("sms://:9532");
…
//receive message (via invocation of ‘receive’ method)
…
class JSR120Sample1Listener implements MessageListener, Runnable {
private int messages = 0;
public void notifyIncomingMessage(MessageConnection connection) {
System.out.println("Notification about incoming message arrived");
messages++;
}
public void run() { try { messageConnection.setMessageListener(listener); } catch (IOException e) {
result = FAIL;
System.out.println("FAILED: exception while setting listener:
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