【Eclipse RCP】 定时清除状态栏信息

public boolean doTimer() {       Timer timer1 = new Timer();       timer1.schedule(new MyTimerTask(), 10* 1000)}    
//TimerTask 类class MyTimerTask extends TimerTask {        @SuppressWarnings("restriction")        public void run() {            Display.getDefault().asyncExec(new Runnable() {                public void run() {                    WorkbenchWindow workbenchWindow = (WorkbenchWindow) PlatformUI                            .getWorkbench().getActiveWorkbenchWindow();                    IStatusLineManager lineManager = workbenchWindow                            .getStatusLineManager();                    lineManager.removeAll();                    lineManager.setErrorMessage("");                }            });        }    }