springmvc攔截器

package com.itrus.msign.web; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import javax.servlet.http.HttpSession; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.web.method.HandlerMethod; import org.springframework.web.servlet.ModelAndView; import org.springframework.web.servlet.handler.HandlerInterceptorAdapter; import com.itrus.msign.entity.SysAdmin; import com.itrus.msign.json.JSONObject; import com.itrus.msign.web.controller.SysAdminController; public class MyInterceptor extends HandlerInterceptorAdapter { // @Autowired(required=false) // private LicenseCheckService licenseCheckService; public void afterCompletion(HttpServletRequest arg0, HttpServletResponse arg1, Object arg2, Exception arg3) throws Exception { // TODO Auto-generated method stub } public void postHandle(HttpServletRequest arg0, HttpServletResponse arg1, Object arg2, ModelAndView arg3) throws Exception { // TODO Auto-generated method stub } public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object arg2) throws Exception { /*  * if(request.getRequestURI().endsWith("login.do")){ return true; }  * HttpSession session = request.getSession();  * if(session.getAttribute("admin")==null){  * response.sendRedirect("../login.jsp"); return false; }  */ // System.out.println("攔截地址PATH:"+request.getContextPath()); // System.out.println("攔截地址URI:"+request.getRequestURI()); String uripath = request.getRequestURI(); // uripath.contains("userList.do") // || uripath.contains("projectList.do") // || uripath.contains("contractList.do") // || uripath.contains("toIndex.do")|| HandlerMethod handlerMethod = (HandlerMethod) arg2; System.out.println("beanClass:" + handlerMethod.getBean().getClass()); Object object = handlerMethod.getBean(); //if (object instanceof SysAdminController) { //((SysAdminController) object).changePassword("admin", "2", "3", //"3", request.getSession(), response); //} if (!uripath.contains("login") && !uripath.contains("API")) { SysAdmin sysAdmin = (SysAdmin) request.getSession().getAttribute( "admin"); if (sysAdmin == null) { String path = request.getContextPath() + "/login.jsp"; response.sendRedirect(path); return false; } else { return true; } } return true; } } DispatcherServlet with name 'springmvc' processing GET request for [/sealserver/contract/contractList.do] Looking up handler method for path /contract/contractList.do Returning handler method [public org.springframework.web.servlet.ModelAndView com.itrus.msign.web.controller.ContractController.contractList(com.itrus.msign.pagenation.ResultFilter,java.lang.String,java.lang.String,javax.servlet.http.HttpServletRequest) throws java.io.IOException] Returning cached instance of singleton bean 'contractController' Last-Modified value for [/sealserver/contract/contractList.do] is: -1 beanClass:class com.itrus.msign.web.controller.ContractController Creating a new SqlSession 攔截器可以攔截所有的請求，並且可以獲取到該請求訪問的controller對象並且可以做一些操作