sessioncounter.java

来自「企业进销存源码」· Java 代码 · 共 26 行

package com.web.util;

/**
 * @author asus
 *
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import javax.servlet.*;
import javax.servlet.http.*;
public class SessionCounter implements HttpSessionListener {
	private static int activeSessions = 0;
	public void sessionCreated(HttpSessionEvent se) {
		activeSessions++;
	}
	public void sessionDestroyed(HttpSessionEvent se) {
		if (activeSessions > 0)
			activeSessions--;
	}
	public static int getActiveSessions() {
		return activeSessions;
	}
}