smsserver.java

一个sms 客户端和服务器端的例子

package sms;

import javax.microedition.midlet.*;
import javax.microedition.lcdui.*;
import javax.microedition.io.*;
import javax.wireless.messaging.*;


public class SMSServer extends MIDlet {

    protected Display display;
    protected Displayable displayable;
    protected Form form;

    public SMSServer() {
        display = Display.getDisplay(this);
        displayable = form = new Form("SMS 服务器");
    }

    public void startApp() {
        display.setCurrent(displayable);

        try {
            String addr =  "sms://:5432";
            MessageConnection conn = (MessageConnection) Connector.open(addr);
            Message msg = null;
            while (true) {
                //接收文本信息
                msg = conn.receive(); // 接收信息
                if (msg instanceof TextMessage) {
                    TextMessage tmsg = (TextMessage) msg;
                    String receivedText = tmsg.getPayloadText();
                   form.append(new TextField("收到文本信息", receivedText, 20, TextField.ANY));
                } else if (msg instanceof BinaryMessage) {
                    //接收资金信息
                    BinaryMessage bmsg = (BinaryMessage) msg;
                    String receivedMsg = new String(bmsg.getPayloadData());

                     form.append(new TextField("收到字节信息", receivedMsg, 20, TextField.ANY));
                }
            }
        } catch (Exception e) {
            System.out.println(e.toString());
        }
    }

    public void pauseApp() {
    }

    public void destroyApp(boolean unconditional) {
        display = null;
        displayable = null;
    }
}