1     <bean id="exceptionResolver" class="org.springframework.web.servlet.handler.SimpleMappingExceptionResolver">
2         <property name="exceptionMappings">
3             <props><!-- 异常类与页面匹配    定义异常处理页面-->
4                 <prop key="java.lang.Exception">exceptionPage</prop>
5                 <prop key="java.lang.NumberFormatException">numberPage</prop>
6             </props>
7         </property>
8     </bean>

 1 /**
 2  * HandlerExceptionResolver  springmvc定义的接口，自定义异常解析器需要实现该接口
 3  */
 4 @Component
 5 public class MyException implements HandlerExceptionResolver {
 6     /**
 7      * 当程序中发生了异常现象，spring会自动调用当前的自定义异常解析器对象，
 8      * 并执行resolveException方法来处理异常情况
 9      */
10     @Override
11     public ModelAndView resolveException(HttpServletRequest request, HttpServletResponse response, Object handler,
12             Exception ex) {
13         if(ex instanceof NullPointerException){
14             request.setAttribute("msg", "空指针异常!");
15         }else if(ex instanceof NumberFormatException){
16             request.setAttribute("msg", "数字格式化异常!");
17         }else{
18             request.setAttribute("msg", "您的操作过于频繁!");
19         }//返回异常处理页面
20         return new ModelAndView("myException");
21     }
22 
23 }

 1 /**
 2  * BaseController  定义通用的设置
 3  * @author Administrator
 4  *
 5  *    @ExceptionHandler spring提供的自定义异常注解   适合定义一些局部异常
 6  *  该异常注解所在的类和子类中有效
 7  *
 8  */
 9 public class BaseController {
10     @ExceptionHandler(value={NullPointerException.class,NumberFormatException.class})
11     public String handleException(Exception e,HttpServletRequest request){
12         request.setAttribute("msg", "inner handle exception");
13         return "innerException";
14     }
15 }

@Controller
@RequestMapping(value={"/","/person"})
public class PersonController extends BaseController{
    @RequestMapping("/login.action")
    public String login(){
        //模拟引发异常，让spring处理
//        Integer.parseInt("rjl");
        String str=null;
        str.length();
        return "login";
    }

  <!-- 设置框架无法进行捕获的异常处理 -->
  <error-page>
      <exception-type>java.lang.Throwable</exception-type>
      <location>/WEB-INF/view/error1.jsp</location>
  </error-page>
  <!-- 配置错误状态码的异常处理 -->
  <error-page>
      <error-code>404</error-code>
      <location>/WEB-INF/view/error2.jsp</location>
  </error-page>