模拟器报java.lang.ClassNotFoundException: TestMIDlet异常
点击右边红色标题查看本文完整版：模拟器报java.lang.ClassNotFoundException: TestMIDlet异常

模拟器报java.lang.ClassNotFoundException:?? TestMIDlet异常：

代码如下：

package zhang.tao;
?
? import javax.microedition.midlet.*;
? import javax.microedition.lcdui.*;
? import javax.microedition.lcdui.game.*;
?
? public class TestMIDlet extends MIDlet implements CommandListener{
?
? private Display d;
? private Command exit;
? private Command start;
? private TestCanvas test;
?
? public TestMIDlet() {
? super();
? // TODO 自动生成构造函数存根
? d = Display.getDisplay(this);
? exit = new Command("离开", Command.EXIT, 1);
? start = new Command("开始", Command.SCREEN, 1);
? test = new TestCanvas();
? }
?
? protected void startApp() throws MIDletStateChangeException {
? // TODO 自动生成方法存根
? test.addCommand(exit);
? test.addCommand(start);
? test.setCommandListener(this);
? d.setCurrent(test);
? }
?
? protected void pauseApp() {
? // TODO 自动生成方法存根
?
? }
?
? protected void destroyApp(boolean arg0) throws MIDletStateChangeException {
? // TODO 自动生成方法存根
?
? }
? public void commandAction(Command c, Displayable d)
? {
? String str = c.getLabel();
? if(str.equals("开始"))
? {
? test.start();
? }
? if(str.equals("离开"))
? {
? try {
? destroyApp(false);
? } catch (MIDletStateChangeException e) {
? e.printStackTrace();
? }
? notifyDestroyed();
? }
? }
?
? }
?
? class TestCanvas extends GameCanvas implements Runnable
? {
? private boolean sign;
? private int x;
? private int y;
? private Graphics g;
?
? public TestCanvas()
? {
? super(true);
? x = getWidth()/2;
? y = getHeight()/2;
? }
? public void start()
? {
? sign = true;
? Thread t = new Thread(this);
? t.start();
? }
? public void run()
? {
? g = getGraphics();
? while(sign)
? {
? input();
? paint(g);
?
? try
? {
? Thread.sleep(15);
? }
? catch (Exception e)
? {
? }
?
? }
?
? }
? public void input()
? {
? int keyState = getKeyStates();
?
? switch(keyState)
? {
? case UP_PRESSED:
? y = Math.max(0, y-1);
? break;
? case DOWN_PRESSED:
? y = Math.min(getWidth(), y+1);
? break;
? case LEFT_PRESSED:
? x = Math.max(0, x-1);
? break;
? case RIGHT_PRESSED:
? x = Math.min(getHeight(), x+1);