/**
    * Copyright By Grandsoft Company Limited.  
    * 2012-8-2 下午05:51:22
    */
   package gboat2.base.core;
   
   import org.slf4j.Logger;
   import org.slf4j.LoggerFactory;
   
  /**
   * 
   * Activator内部跨bundle线程，协助处理bundle间bean的依赖等待
   * @author lysming
   * @since jdk1.6
   * @date 2012-8-2
   *  
   */
  
  public abstract class ActivatorInnerThread extends Thread {
  
  	private Logger logger = LoggerFactory.getLogger(ActivatorInnerThread.class);
  
  	private long wait = 10000;
  
  	public ActivatorInnerThread() {
  		super();
  	}
  
  	public ActivatorInnerThread(long wait) {
  		this.wait = wait;
  	}
  
  	public final void run() {
  		boolean finished = false;
  		int times = 0;
  		while (!finished) {
  			try {
  				sleep(wait);
  			} catch (Exception e) {
  				e.printStackTrace();
  			}
  			try {
  				finished = task();
  			} catch (Exception e) {
  				e.printStackTrace();
  				if (times++ == 10) {
  					logger.error("give up at try 10 times.", e);
  					break;
  				}
  			}
  		}
  	}
  
  	public abstract boolean task();
  }