import javax.microedition.midlet.*;import javax.microedition.io.*;import javax.microedition.lcdui.*;import javax.wireless.messaging.*;import java.io.IOException;public class SMSReceive extends MIDlet     implements CommandListener, Runnable, MessageListener {   Command sendCommand = new Command("OK", Command.OK, 1);	    Command exitCommand  = new Command("Exit", Command.EXIT, 2);    Alert content;    Display display;    Thread thread;    String[] connections;    boolean done;    String smsPort;    int length1;    MessageConnection smsconn;    Message msg;    TextBox messageBox;    Displayable backScreen;        int count;       String senderAddress;    /** Alert that is displayed when replying */   // Alert sendingMessageAlert;    /** Prompts for and sends the text reply */        Displayable resumeScreen;    public SMSReceive() {    count=0;        smsPort = getAppProperty("SMS-Port");        display = Display.getDisplay(this);     this.backScreen = backScreen;       content = new Alert("SMS Receive");        content.setTimeout(Alert.FOREVER);        content.addCommand(exitCommand);        content.setCommandListener(this);        content.setString("Receiving...");                     messageBox = new TextBox("Please input your auto-reply message", null, 65535, TextField.ANY);		messageBox.addCommand(exitCommand);		messageBox.addCommand(sendCommand);		messageBox.setCommandListener(this);                             display.setCurrent(messageBox);       }    public void commandAction(Command c, Displayable s) {        try {           if (c == exitCommand || c == Alert.DISMISS_COMMAND) {                 destroyApp(false);                notifyDestroyed();            }else if (c == sendCommand) {								startApp();				resumeScreen = content;			}        } catch (Exception ex) {            ex.printStackTrace();        }    }	    public void startApp() {    	    		    String smsConnection = "sms://:" + smsPort;        if (smsconn == null) {            try {                smsconn = (MessageConnection) Connector.open(smsConnection);                smsconn.setMessageListener(this);            } catch (IOException ioe) {                ioe.printStackTrace();            }        }        connections = PushRegistry.listConnections(true);        if (connections == null || connections.length == 0) {            content.setString("You have got "+count+" Message");        }        done = false;        thread = new Thread(this);        thread.start();        display.setCurrent(resumeScreen);    }    public void notifyIncomingMessage(MessageConnection conn) {        if (thread == null) {            done = false;            thread = new Thread(this);           thread.start();        }    }        public void run() {	    //            try {        	             msg = smsconn.receive();                        if (msg != null && msg instanceof TextMessage) {                String address = msg.getAddress();                 count++;                String add=address + ":" + smsPort;                                                            content.setString("You have got "+ count+ " Message(s)");                display.setCurrent(content);                if(address.length()>4)               Send(add);                  startApp();            }            }catch (Throwable e) {        	e.printStackTrace();        }    }     public void pauseApp() {        done = true;        thread = null;        resumeScreen = display.getCurrent();    }    public void destroyApp(boolean unconditional) {        done = true;        thread = null;        if (smsconn != null) {            try {                smsconn.close();            } catch (IOException e) {                            }        }    }                    public void Send(String address){        	try{                         			TextMessage txtmessage = (TextMessage)smsconn.newMessage(				MessageConnection.TEXT_MESSAGE);			txtmessage.setAddress(address);			txtmessage.setPayloadText(messageBox.getString());			smsconn.send(txtmessage);					}catch (Exception t)		{						}				/*if(smsconn!=null)		{			try{			smsconn.close();			}catch(IOException ioe){								ioe.printStackTrace();				}			}*/			}}