springmvc拦截器配置

Dear 丶 2022-05-21 07:16 212阅读 0赞

package com.ptpl.core.interceptor;
    
    import javax.servlet.http.HttpServletRequest;
    import javax.servlet.http.HttpServletResponse;
    import org.springframework.web.servlet.HandlerInterceptor;
    import org.springframework.web.servlet.ModelAndView;
    import com.ptpl.constant.Session_Constant;
    import com.ptpl.model.UserBaseAccountInfo;
    import com.ptpl.web.util.StringUtil;
    
    /**
     * @ClassName: UserInterceptor
     * @Package com.ptpl.core.interceptor
     * @Description: TODO(用户后台拦截器 )
     * @author shengliu
     */
    public class UserInterceptor implements HandlerInterceptor {
    
    	@Override
    	public void afterCompletion(HttpServletRequest request, HttpServletResponse response, Object arg2, Exception arg3)
    			throws Exception {
    
    	}
    
    	@Override
    	public void postHandle(HttpServletRequest request, HttpServletResponse response, Object arg2, ModelAndView arg3)
    			throws Exception {
    
    	}
    
    	@Override
    	public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object arg2) throws Exception {
    		UserBaseAccountInfo userBaseAccountInfo = (UserBaseAccountInfo) request.getSession()
    				.getAttribute(Session_Constant.USER);
    		if (userBaseAccountInfo != null) {
    			return true;
    		} else {
    			// http请求头（header）信息中的 x-requested-with有值且值为XMLHttpRequest时为Ajax异步请求
    			String requestType = request.getHeader("X-Requested-With");
    			// 判断是否为ajax请求
    			if (StringUtil.isNotEmpty(requestType) && requestType.equalsIgnoreCase("XMLHttpRequest")) {
    				// 该请求是Ajax异步请求
    				response.getWriter().print("logout");
    			} else {
    				// 该请求是传统的http同步请求
    				response.sendRedirect(request.getContextPath() + "/user/tologin.action");
    			}
    			return false;
    		}
    	}
    
    }

package com.ptpl.core.interceptor;
    
    
    import javax.servlet.http.HttpServletRequest;
    import javax.servlet.http.HttpServletResponse;
    import org.springframework.web.servlet.HandlerInterceptor;
    import org.springframework.web.servlet.ModelAndView;
    import com.ptpl.constant.Session_Constant;
    import com.ptpl.model.AdminUser;
    import com.ptpl.web.util.StringUtil;
    
    
    /**
     * @ClassName: AdminUserInterceptor
     * @Package com.ptpl.core.interceptor
     * @Description: TODO(管理员后台拦截器 )
     * @author shengliu
     */
    public class AdminUserInterceptor implements HandlerInterceptor {
    
    
    	@Override
    	public void afterCompletion(HttpServletRequest request, HttpServletResponse response, Object obj, Exception arg3)
    			throws Exception {
    	}
    
    
    	@Override
    	public void postHandle(HttpServletRequest request, HttpServletResponse response, Object obj, ModelAndView arg3)
    			throws Exception {
    	}
    
    
    	@Override
    	public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object obj) throws Exception {
    		// 查询是否登录
    		AdminUser adminUser = (AdminUser) request.getSession().getAttribute(Session_Constant.ADMINUSER);
    		if (adminUser != null) {
    			return true;
    		} else {
    			// http请求头（header）信息中的 x-requested-with有值且值为XMLHttpRequest时为Ajax异步请求
    			String requestType = request.getHeader("X-Requested-With");
    			// 判断是否为ajax请求
    			if (StringUtil.isNotEmpty(requestType) && requestType.equalsIgnoreCase("XMLHttpRequest")) {
    				// 该请求是Ajax异步请求
    				response.getWriter().print("logout");
    			} else {
    				// 该请求是传统的http同步请求
    				response.sendRedirect(StringUtil.getBasePath(request) + "/admin/login.action");
    			}
    			return false;
    		}
    	}
    
    
    }

<mvc:interceptors>
    		
    		<mvc:interceptor>
    			<mvc:mapping path="/adminuser/**" />
    			<mvc:mapping path="/admin/**" />
    			<mvc:exclude-mapping path="/admin/login.action" />
    			<bean class="com.ptpl.core.interceptor.AdminUserInterceptor" />
    		</mvc:interceptor>
    
    
    		
    		<mvc:interceptor>
    			<mvc:mapping path="/user/**" />
    			<mvc:exclude-mapping path="/user/tologin.action" />
    			<mvc:exclude-mapping path="/user/tologin.action" />
    			<mvc:exclude-mapping path="/user/logined.action" />
    			<bean class="com.ptpl.core.interceptor.UserInterceptor" />
    		</mvc:interceptor>
    	</mvc:interceptors>