lock object suspend thread for a while.

lockObject

    private Object lockObject_;
    
    /** Run method. */
    public void run()
    {    
        try 
        {
            while (!isTerminated_)
            {                
                // do something here
                synchronized (lockObject_)
                {
                    lockObject_.wait(monitoringInterval_);
                }
            }
        } 
        catch (InterruptedException exception)
        {
            log_.debug(exception.getMessage());
        }
        terminate();
        log_.debug("Group manager summary information producer is stopped!");
    }
    
    /** 
     * Terminating the thread.
     */
    public synchronized void terminate() 
    {
        log_.debug("Terminating the group manager summary information producer");
        synchronized (lockObject_)
        {
            isTerminated_ = true;
            lockObject_.notify();
        }
    }
    
}