/**
 *使用@ResponseStatus只能實(shí)現(xiàn)簡(jiǎn)單的提示
 *當(dāng)程序中拋出HttpStateCode404Exception會(huì)使用提示語：頁面未找到
 */
@ResponseStatus(code=HttpStatus.NOT_FOUND,reason="頁面未找到")
public class HttpStateCode404Exception extends RuntimeException{
    private static final long serialVersionUID = 1L;
}

@Controller
@RequestMapping("handleException")
public class HandleExceptionController {
    /*@ExceptionHandler({Throwable.class})
    public String handleThisController(){
        return "/handleException/404";
    }*/
    @RequestMapping("{url}")
    public void handle404(){
        throw new HttpStateCode404Exception();
    }
}

/**
 * 定義一個(gè)處理所有Controllers的ExceptionHandler
 */
@ControllerAdvice
public class GlobalExceptionAdvice {
    @ExceptionHandler({HttpStateCode404Exception.class})
    public String handleThisController(){
        return "/handleException/404";
    }
    /*處理其他異常...*/
}

public class CustomerException extends Exception {
    //定義我們的異常信息
    private String exceptMsg;
    public CustomerException(String exceptMsg){
        this.exceptMsg = exceptMsg;
    }
    public String getExceptMsg() {
        return exceptMsg;
    }
    public void setExceptMsg(String exceptMsg) {
        this.exceptMsg = exceptMsg;
    }
}

import java.io.PrintWriter;
import java.io.StringWriter;
import javax.jws.WebParam.Mode;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.omg.CORBA.PRIVATE_MEMBER;
import org.springframework.web.servlet.HandlerExceptionResolver;
import org.springframework.web.servlet.ModelAndView;
public class CustomerExceptionResolver implements HandlerExceptionResolver {
    @Override
    public ModelAndView resolveException(HttpServletRequest request, HttpServletResponse response, Object handler,Exception ex) {
        //通過我們自定義異常處理器，繼承自HandlerExceptionResolver  來實(shí)現(xiàn)我們的異常處理
        //自定義我們的異常信息
        String  msg = "";
        //通過ModelAndView 來實(shí)現(xiàn)跳轉(zhuǎn)到我們的錯(cuò)誤頁面，并且將錯(cuò)誤信息帶回到頁面進(jìn)行顯示
        ModelAndView view = new ModelAndView();
        view.setViewName("error");
        //取出我們自定義的異常信息
        if(ex instanceof CustomerException){
            CustomerException exception = (CustomerException) ex;
            msg = exception.getExceptMsg();
        }else{
            //獲取我們的stringWriter來獲取我們的異常信息
            StringWriter writer = new StringWriter();
            PrintWriter printWriter = new PrintWriter(writer);
            //通過ex.printStackTrace(printWriter);來向我們的printWriter當(dāng)中輸入異常信息
            ex.printStackTrace(printWriter);
            msg = writer.toString();
        }
        //獲取到異常信息之后，通過短信，郵件等技術(shù)，通知相關(guān)人員
        view.addObject("msg", msg);
        return view;
    }
}

<!-- 申明我們的異常解析處理類-->
<bean id="customerExceptionResolver" class="cn.itcast.springmvc.exception.CustomerExceptionResolver"></bean>