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  • [Spring MVC]

    Spring MVC中404 找不到页面错误可以直接使用web.xml中配置:

    在<web-app/>节点内加入:

        <error-page>
            <error-code>404</error-code>
            <location>/WEB-INF/views/errors/404.jsp</location>
        </error-page>

    500的运行时错误,可以使用Spring MVC的SimpleMappingExceptionResolver配置:

        <!-- 全局异常配置 -->
        <bean id="exceptionResolver" class="org.springframework.web.servlet.handler.SimpleMappingExceptionResolver">
            <property name="exceptionMappings">
                <props>
                    <prop key="java.lang.Exception">errors/500</prop>
                    <prop key="java.lang.Throwable">errors/500</prop>
                </props>
            </property>
            <property name="statusCodes">
                <props>
                    <prop key="errors/500">500</prop>
                </props>
            </property>
            <!-- 设置日志输出级别,不定义则默认不输出警告等错误日志信息 -->
            <property name="warnLogCategory" value="WARN"></property>
            <!-- 默认错误页面,当找不到上面mappings中指定的异常对应视图时,使用本默认配置 -->
            <property name="defaultErrorView" value="errors/500"></property>
            <!-- 默认HTTP状态码 -->
            <property name="defaultStatusCode" value="500"></property>
        </bean>

    对应500错误的view jsp页面:

    <%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%>
    <%@taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%>
    <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
    <html>
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
    <title>500 Error</title>
    </head>
    <body>
        <% Exception ex = (Exception)request.getAttribute("exception"); %>
        <H2>Exception: <%= ex.getMessage()%></H2>
        <P/>
        <% ex.printStackTrace(new java.io.PrintWriter(out)); %>
    </body>
    </html>

    测试:

    另外,也可以使用继承HandlerExceptionResolver来处理500的错误。

    参考文章引用:

    http://www.cnblogs.com/xguo/p/3163519.html

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  • 原文地址:https://www.cnblogs.com/HD/p/4143203.html
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