嗯,这应该很简单。我修改了项目的 web.xml 以显示我自己的 500 错误页面:
<error-page>
<error-code>500</error-code>
<location>/error.jsp</location>
</error-page>
然后我写了一个最简单的servlet来测试一下:
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException
{
response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
}
自定义页面(位于根目录)随后被完全忽略,取而代之的是默认的 Tomcat 错误页面。
我使用的是 MyEclipse 调试器自带的 Tomcat 6 版本。我已经对这个拼写错误进行了三次检查,但我找不到任何异常之处。我想知道 error-page 标记是否需要位于文档的特定部分。有谁知道可能出了什么问题?
*编辑: 这是请求的完整 web.xml:
<?xml version="1.0" encoding="UTF-8"?>
<web-app version="3.0"
xmlns="http://java.sun.com/xml/ns/javaee"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://java.sun.com/xml/ns/javaee
http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd">
<display-name></display-name>
<jsp-config>
<jsp-property-group>
<url-pattern>/js/base.js</url-pattern>
<url-pattern>/js/catalog.base.js</url-pattern>
<url-pattern>/js/minicatalog.base.js</url-pattern>
<url-pattern>/js/addresses.js</url-pattern>
</jsp-property-group>
</jsp-config>
<mime-mapping>
<extension>pdf</extension>
<mime-type>application/pdf</mime-type>
</mime-mapping>
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath:/applicationContext.xml</param-value>
</context-param>
<!-- error-page>
<error-code>403</error-code>
<location>/index.jsp?redirect=1</location>
</error-page-->
<error-page>
<error-code>500</error-code>
<location>/error.jsp</location>
</error-page>
<!-- BASE -->
<servlet>
<description>User entity methods.</description>
<display-name>User</display-name>
<servlet-name>UserServlet</servlet-name>
<servlet-class>com.sitei.base.servlet.UserServlet</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>UserServlet</servlet-name>
<url-pattern>/servlet/UserServlet</url-pattern>
</servlet-mapping>
<servlet>
<description>Person entity methods.</description>
<display-name>Person</display-name>
<servlet-name>PersonServlet</servlet-name>
<servlet-class>com.sitei.base.servlet.PersonServlet</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>PersonServlet</servlet-name>
<url-pattern>/servlet/PersonServlet</url-pattern>
</servlet-mapping>
<servlet>
<description>Company entity methods.</description>
<display-name>Company</display-name>
<servlet-name>CompanyServlet</servlet-name>
<servlet-class>com.sitei.base.servlet.CompanyServlet</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>CompanyServlet</servlet-name>
<url-pattern>/servlet/CompanyServlet</url-pattern>
</servlet-mapping>
<servlet>
<description>Module entity methods.</description>
<display-name>Module</display-name>
<servlet-name>ModuleServlet</servlet-name>
<servlet-class>com.sitei.base.servlet.ModuleServlet</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>ModuleServlet</servlet-name>
<url-pattern>/servlet/ModuleServlet</url-pattern>
</servlet-mapping>
<servlet>
<description>Profile entity methods.</description>
<display-name>Profile</display-name>
<servlet-name>ProfileServlet</servlet-name>
<servlet-class>com.sitei.base.servlet.ProfileServlet</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>ProfileServlet</servlet-name>
<url-pattern>/servlet/ProfileServlet</url-pattern>
</servlet-mapping>
<servlet>
<description>Address entity methods.</description>
<display-name>Address</display-name>
<servlet-name>AddressServlet</servlet-name>
<servlet-class>com.sitei.base.servlet.AddressServlet</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>AddressServlet</servlet-name>
<url-pattern>/servlet/AddressServlet</url-pattern>
</servlet-mapping>
<!-- END BASE -->
<!-- PUSH -->
<servlet>
<servlet-name>icepush</servlet-name>
<servlet-class>org.icepush.servlet.ICEpushServlet</servlet-class>
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>icepush</servlet-name>
<url-pattern>*.icepush</url-pattern>
</servlet-mapping>
<!-- END PUSH -->
<!-- TRUCKS -->
<servlet>
<description>Employee entity methods.</description>
<display-name>Employee</display-name>
<servlet-name>EmployeeServlet</servlet-name>
<servlet-class>com.sitei.trucks.servlet.EmployeeServlet</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>EmployeeServlet</servlet-name>
<url-pattern>/servlet/EmployeeServlet</url-pattern>
</servlet-mapping>
<servlet>
<description>Vehicle entity methods.</description>
<display-name>Vehicle</display-name>
<servlet-name>VehicleServlet</servlet-name>
<servlet-class>com.sitei.trucks.servlet.VehicleServlet</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>VehicleServlet</servlet-name>
<url-pattern>/servlet/VehicleServlet</url-pattern>
</servlet-mapping>
<servlet>
<description>VehicleBrand entity methods.</description>
<display-name>VehicleBrand</display-name>
<servlet-name>VehicleBrandServlet</servlet-name>
<servlet-class>com.sitei.trucks.servlet.VehicleBrandServlet</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>VehicleBrandServlet</servlet-name>
<url-pattern>/servlet/VehicleBrandServlet</url-pattern>
</servlet-mapping>
<servlet>
<description>Report methods.</description>
<display-name>Report</display-name>
<servlet-name>ReportServlet</servlet-name>
<servlet-class>com.sitei.trucks.servlet.ReportServlet</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>ReportServlet</servlet-name>
<url-pattern>/servlet/ReportServlet</url-pattern>
</servlet-mapping>
<servlet>
<description>ExpenseLog methods.</description>
<display-name>ExpenseLog</display-name>
<servlet-name>ExpenseLogServlet</servlet-name>
<servlet-class>com.sitei.trucks.servlet.ExpenseLogServlet</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>ExpenseLogServlet</servlet-name>
<url-pattern>/servlet/ExpenseLogServlet</url-pattern>
</servlet-mapping>
<servlet>
<description>IncomeLog methods.</description>
<display-name>IncomeLog</display-name>
<servlet-name>IncomeLogServlet</servlet-name>
<servlet-class>com.sitei.trucks.servlet.IncomeLogServlet</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>IncomeLogServlet</servlet-name>
<url-pattern>/servlet/IncomeLogServlet</url-pattern>
</servlet-mapping>
<servlet>
<description>FileExport methods.</description>
<display-name>FileExport</display-name>
<servlet-name>FileExportServlet</servlet-name>
<servlet-class>com.sitei.trucks.servlet.FileExportServlet</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>FileExportServlet</servlet-name>
<url-pattern>/servlet/FileExportServlet</url-pattern>
</servlet-mapping>
<!-- END TRUCKS -->
<session-config>
<session-timeout>15</session-timeout>
</session-config>
<!--security-constraint>
<web-resource-collection>
<web-resource-name>LOGIN</web-resource-name>
<url-pattern>/*</url-pattern>
</web-resource-collection>
<user-data-constraint>
<transport-guarantee>CONFIDENTIAL</transport-guarantee>
</user-data-constraint>
</security-constraint-->
<welcome-file-list>
<welcome-file>index.jsp</welcome-file>
</welcome-file-list>
最佳答案
在servlet中,你应该调用:
response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
代替:
response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
setStatus 用于设置没有错误时的返回状态码(例如,
对于状态代码 SC_OK 或 SC_MOVED_TEMPORARILY)。如果出现错误,则应使用 sendError 方法。
关于java - Tomcat:自定义错误页面不工作,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/11657475/
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