admininterceptor.java

一个不错的bbs论坛系统．对初学者很有帮助

package com.yhbbs.admin.service;

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

import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.servlet.ModelAndViewDefiningException;
import org.springframework.web.servlet.handler.HandlerInterceptorAdapter;
import org.springframework.web.util.WebUtils;

import com.yhbbs.user.itface.bean.UserSession;
import com.yhbbs.utils.Constants;
/**
 * <p>Title:系统后台管理器拦截器</p>
 * <li>	系统后台管理器拦截器
 * <li>	当前用户不存在或者用户不是管理员身份，则提示出错
 * <br><b>WebSite: www.yyhweb.com</b>
 * <br><b>CopyRight: yyhweb[由由华网]</b>
 * @author stephen
 * @version YHBBS-2.0
 */
public class AdminInterceptor extends HandlerInterceptorAdapter {

	public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object obj) throws Exception {
		UserSession curUser = (UserSession) WebUtils.getSessionAttribute(request, Constants.bbsuser);
		if (curUser == null || curUser.getUsertype()<7) {
			ModelAndView modelAndView = new ModelAndView("erroradmin");
			throw new ModelAndViewDefiningException(modelAndView);
		}else {
			return true;
		}
	}
}