smssockettest.java

Socket程序

//SMSSocketTest.java		2004/04/01	tana
//该测试程序将启动3个socket端口侦听，并且能够接收短消息


import javax.microedition.midlet.*;
import javax.microedition.io.*;
import javax.microedition.lcdui.*;
import java.io.*;

public class SMSSocketTest extends MIDlet implements CommandListener 
{
    private final static String SERVER = "Server";
    private final static String CLIENT = "Client";

    private static String[] names = {SERVER, CLIENT};

    private static Display display;
    private Form f;
    private ChoiceGroup cg;
    private boolean isPaused;
    private Server server;
    private Client client;
        

    Command exitCommand = new Command("Exit", Command.EXIT, 1);
    Command startCommand = new Command("Start", Command.ITEM, 1);

    public SMSSocketTest() 
    {
        display = Display.getDisplay(this);
        f = new Form("SMS with Socket Test");
        cg = new ChoiceGroup("Please select peer", Choice.EXCLUSIVE, names, null);
        f.append(cg);

        f.addCommand(exitCommand);
        f.addCommand(startCommand);
        f.setCommandListener(this);
	
        display.setCurrent(f);
    }

    public boolean isPaused() 
    {
        return isPaused;
    }

    public void startApp() 
    {
        isPaused = false;
    	    
    }
    

    public void pauseApp() 
    {
        isPaused = true;
    }

    public void destroyApp(boolean unconditional) 
    {
        if (server != null) 
        {
            server.stop();
        }
        if (client != null) 
        {
            client.stop();
        }
    }

    public void commandAction(Command c, Displayable s) 
    {
        if (c == exitCommand) 
        {
                destroyApp(true);
                notifyDestroyed();
        } 
        if (c == startCommand) 
        {
     	  	String name = cg.getString(cg.getSelectedIndex());
            	if (name.equals(SERVER)) 
            	{
	                server = new Server(this);
                	server.start();
            	} 
            	else 
            	{
                	client = new Client(this);
                	client.start();
            	}
        }
        
    }
    	
}