sessioncount.java

电信的网厅的整站代码

/*
 * 创建日期 2005-7-26
 *
 */
package com.doone.fj1w.fjmgr.sysmgr;

import javax.servlet.http.HttpSessionEvent;
import javax.servlet.http.HttpSessionListener;

/**
 * 
 */
public class SessionCount implements HttpSessionListener {

	private static int activeSessions = 0;

	/*
	 * （非 Javadoc）
	 * 
	 * @see javax.servlet.http.HttpSessionListener#sessionCreated(javax.servlet.http.HttpSessionEvent)
	 */
	public void sessionCreated(HttpSessionEvent arg0) {
		activeSessions++;

	}

	/*
	 * （非 Javadoc）
	 * 
	 * @see javax.servlet.http.HttpSessionListener#sessionDestroyed(javax.servlet.http.HttpSessionEvent)
	 */
	public void sessionDestroyed(HttpSessionEvent arg0) {
		if (activeSessions > 0)
			activeSessions--;

	}

	public static int getActiveSessions() {
		return activeSessions;
	}

}