basecountworker.java

Boosting算法软件包

package jboost.util;

import EDU.oswego.cs.dl.util.concurrent.CountDown;

/**
 * BaseCountWorker is a base class for workers that decrement
 * <code>CountDown</code> counters.
 *
 * @author Peter Kharchenko
 */
public abstract class BaseCountWorker implements Runnable {
    CountDown count;
    
    public BaseCountWorker(CountDown count) {
        this.count=count;
    }
    
    protected abstract void doWork();
    
    public void run() {
        try {
            doWork();
        } finally {
            count.release();
        }

    }
}