J2ME手机游戏开发站

public abstract class MIDlet {
    private MIDletProxy state;
    MIDletProxy getProxy() {
        return state;
    }     
    protected MIDlet() {
    state = new MIDletProxy(this);
    }
    protected abstract void startApp() throws MIDletStateChangeException;
    protected abstract void pauseApp();
    protected abstract void destroyApp(boolean unconditional)
    throws MIDletStateChangeException;
    public final void notifyDestroyed() {
    state.notifyDestroyed();
    }
    public final void notifyPaused() {
    state.notifyPaused();
    }
    public final String getAppProperty(String key) {
    return state.getMIDletSuite().getProperty(key);
    }
    public final void resumeRequest() {
    state.resumeRequest();
    }
    public final boolean platformRequest(String URL)
            throws javax.microedition.io.ConnectionNotFoundException {
        return state.platformRequest(URL);
    }
    public final int checkPermission(String permission) {
    return state.checkPermission(permission);
    }
}

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可以看到这些操作都是通过委托类来实现的.MIDletProxy. 
所以关键关注MIDletProxy.  

更多阅读:

• 解读java.lang.System
• 解读java.lang.Class
• 解读java.lang.Runtime
• 解读java.lang.Object
• j2me MIDlet 手机游戏入门开发--扫雷