JavaFxRecorderHook.java 文件源码

public static void premain(final String args, Instrumentation instrumentation) throws Exception {
    instrumentation.addTransformer(new MenuItemTransformer());
    instrumentation.addTransformer(new FileChooserTransformer());
    logger.info("JavaVersion: " + System.getProperty("java.version"));
    final int port;
    if (args != null && args.trim().length() > 0) {
        port = Integer.parseInt(args.trim());
    } else {
        throw new Exception("Port number not specified");
    }
    windowTitle = System.getProperty("start.window.title", "");
    ObservableList<Stage> stages = StageHelper.getStages();
    stages.addListener(new ListChangeListener<Stage>() {
        boolean done = false;

        @Override public void onChanged(javafx.collections.ListChangeListener.Change<? extends Stage> c) {
            if (done) {
                return;
            }
            if (!"".equals(windowTitle)) {
                logger.warning("WindowTitle is not supported yet... Ignoring it.");
            }
            c.next();
            if (c.wasAdded()) {
                AccessController.doPrivileged(new PrivilegedAction<Object>() {
                    @Override public Object run() {
                        return new JavaFxRecorderHook(port);
                    }
                });
                done = true;
            }
        }
    });
}