Eclipse版本:Kepler Service Release 1
构建ID:20130919-0819
到目前为止采取的步骤:
(1)删除了目录
中的.snap文件<workspace-directory>\.metadata\.plugins\org.eclipse.core.resources
(2)删除了以下目录中的tmp文件夹
<workspace-directory>\.metadata\.plugins\org.eclipse.wst.server.core
(3)清洁项目&amp;服务器
(4)通过删除当前服务器重新配置服务器,&amp;加入 新服务器
(5)只是为了确保每次都重新启动Eclipse的更改 执行上述步骤后。
Caused by: java.lang.IllegalArgumentException: Invalid <url-pattern> coreservlets.ShowItems_ArrayList in servlet mapping
at org.apache.catalina.core.StandardContext.addServletMapping(StandardContext.java:3279)
at org.apache.catalina.core.StandardContext.addServletMapping(StandardContext.java:3254)
at org.apache.catalina.deploy.WebXml.configureContext(WebXml.java:1430)
at org.apache.catalina.startup.ContextConfig.webConfig(ContextConfig.java:1344)
at org.apache.catalina.startup.ContextConfig.configureStart(ContextConfig.java:876)
at org.apache.catalina.startup.ContextConfig.lifecycleEvent(ContextConfig.java:374)
at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:117)
at org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:90)
at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5355)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
... 6 more
然而,所有提示&amp;伎俩似乎徒劳无功。
web.xml文件:
<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns="http://java.sun.com/xml/ns/javaee"
xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd"
version="3.0">
<servlet>
<servlet-name>ShowItems_ArrayList</servlet-name>
<servlet-class>coreservlets.ShowItems_ArrayList</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>ShowItems_ArrayList</servlet-name>
<url-pattern>coreservlets.ShowItems_ArrayList</url-pattern>
</servlet-mapping>
</web-app>
答案 0 :(得分:0)
您的网址格式不正确。它需要以斜线开头。虽然不完全相同,但请看这个问题:
Why should url-pattern in servlet mapping start with forward slash(/)