// Copyright 2003 Nokia Corporation.//// THIS SOURCE CODE IS PROVIDED 'AS IS', WITH NO WARRANTIES WHATSOEVER,// EXPRESS OR IMPLIED, INCLUDING ANY WARRANTY OF MERCHANTABILITY, FITNESS// FOR ANY PARTICULAR PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE// OR TRADE PRACTICE, RELATING TO THE SOURCE CODE OR ANY WARRANTY OTHERWISE// ARISING OUT OF ANY PROPOSAL, SPECIFICATION, OR SAMPLE AND WITH NO// OBLIGATION OF NOKIA TO PROVIDE THE LICENSEE WITH ANY MAINTENANCE OR// SUPPORT. FURTHERMORE, NOKIA MAKES NO WARRANTY THAT EXERCISE OF THE// RIGHTS GRANTED HEREUNDER DOES NOT INFRINGE OR MAY NOT CAUSE INFRINGEMENT// OF ANY PATENT OR OTHER INTELLECTUAL PROPERTY RIGHTS OWNED OR CONTROLLED// BY THIRD PARTIES//// Furthermore, information provided in this source code is preliminary,// and may be changed substantially prior to final release. Nokia Corporation// retains the right to make changes to this source code at// any time, without notice. This source code is provided for informational// purposes only.//// Nokia and Nokia Connecting People are registered trademarks of Nokia// Corporation.// Java and all Java-based marks are trademarks or registered trademarks of// Sun Microsystems, Inc.// Other product and company names mentioned herein may be trademarks or// trade names of their respective owners.//// A non-exclusive, non-transferable, worldwide, limited license is hereby// granted to the Licensee to download, print, reproduce and modify the// source code. The licensee has the right to market, sell, distribute and// make available the source code in original or modified form only when// incorporated into the programs developed by the Licensee. No other// license, express or implied, by estoppel or otherwise, to any other// intellectual property rights is granted herein.// unnamed packageimport javax.microedition.lcdui.CommandListener;import javax.microedition.lcdui.Command;import javax.microedition.lcdui.Displayable;import javax.microedition.lcdui.Form;import javax.microedition.lcdui.TextField;import javax.microedition.lcdui.StringItem;class TCPForm    extends Form    implements CommandListener, TCPHandlerListener{    private final TCPMIDlet midlet;    private final TCPHandler handler;    private final TextField dataField;    private final StringItem statusField;    private final Command sendCommand;    private final Command quitCommand;    TCPForm(TCPMIDlet midlet, TCPHandler handler)    {        super("TCP MIDlet");        this.midlet = midlet;        this.handler = handler;        handler.setTCPHandlerListener(this);        dataField = new TextField("Data", "test", 10, TextField.ANY);        append(dataField);        statusField = new StringItem("Status", null);        append(statusField);        sendCommand = new Command("Send", Command.SCREEN, 2);        addCommand(sendCommand);        quitCommand = new Command("Quit", Command.EXIT, 1);        addCommand(quitCommand);        setCommandListener(this);    }    public void commandAction(Command cmd, Displayable disp)    {        if (cmd == sendCommand)        {            String data = dataField.getString();            statusField.setText("Sending...");            handler.queueMessageForSending(data.getBytes());        }        else if (cmd == quitCommand)        {            midlet.formQuit();        }    }    public void handleMessage(byte[] data)    {        String msg = new String(data);        statusField.setText("Received: \"" + msg + "\"");    }    public void handleError(String errorMessage)    {        statusField.setText("I/O Error in receive: \"" + errorMessage + "\"");    }}