exitaction.java

学生管理系统的Java实现

package request.action;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;

public class ExitAction extends Action {
	
	
	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception {
		// TODO Auto-generated method stub
		HttpSession session = request.getSession();

		if (session.getAttribute("current_user") != null
				|| session.getAttribute("current_password") != null) {
			session.removeAttribute("current_user");
			session.removeAttribute("current_password");
		}

		return (mapping.findForward("Exit"));
	}

}