小编典典

更改多模块Maven Web项目的struts.xml文件名

jsp

我有一个带有多个模块的Maven项目。在四个模块中,其中两个是Web模块。

这是结构。

MyProject
   |
   |__ api
   |
   |__ commons
   |
   |__ web_child
   |
   |__ web_main

web_main模块是主要web_child模块,也可以包含模块。

web_child 模块结构是

 web_child
     |
     |__ src/main/java //java action classes and all
     |__ src/main/resources
     |    |__ struts-config.xml
     |
     |__ WEB-INF
          |__ JSP Pages

web_main 模块结构是

 web_main
     |
     |__ src/main/java //java action classes and all
     |__ src/main/resources
     |    |__ struts.xml
     |
     |__ WEB-INF
          |__ JSP Pages

这两个模块都是war

web-main取决于所有模块,并web-child取决于前两个(API和公用)模块。

web-mainpom.xml,我加入了依赖性web-child,它会自动添加另外两个jar。

主模块web-main在服务器上运行良好。

但是当我尝试web-child单独运行该模块时,它显示出如下错误

There is no Action mapped for namespace [/] and action name [childMenu] associated with context path ...

因为它不占用 struts-config.xml

当我将文件重命名为时struts.xmlweb-child工作正常。但是那个时候主模块没有运行。

因此,我想将struts.xmlin子模块重命名为,struts-config.xml并需要明确指定它。

我正在使用Struts2。但是我已经尝试了以下内容,但web.xml显然没有用

<servlet>
    <servlet-name>action</servlet-name>
    <servlet-class>org.apache.struts.action.ActionServlet</servlet-class>
    <init-param>
        <param-name>config</param-name>
        <param-value>../resources/struts-config.xml</param-value>
    </init-param>
  </servlet>

如何解决这个问题呢?

更新1

嗨,我在我的web-child web.xml文件中添加了以下内容

<filter>
    <filter-name>struts2</filter-name>
    <filter-class>org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter</filter-class>
    <init-param>
        <param-name>config</param-name>
        <param-value>struts-config.xml</param-value>
    </init-param>
</filter>

我正在追随异常。我需要添加任何依赖项吗?

SEVERE: Exception starting filter struts2
Unable to load configuration. - [unknown location]
    at org.apache.struts2.dispatcher.Dispatcher.init(Dispatcher.java:483)
    at org.apache.struts2.dispatcher.ng.InitOperations.initDispatcher(InitOperations.java:74)
    at org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter.init(StrutsPrepareAndExecuteFilter.java:51)
    at org.apache.catalina.core.ApplicationFilterConfig.initFilter(ApplicationFilterConfig.java:281)
    at org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:262)
    at org.apache.catalina.core.ApplicationFilterConfig.<init>(ApplicationFilterConfig.java:107)
    at org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:4775)
    at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5452)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
    at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:901)
    at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:877)
    at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:633)
    at org.apache.catalina.startup.HostConfig.deployWAR(HostConfig.java:976)
    at org.apache.catalina.startup.HostConfig$DeployWar.run(HostConfig.java:1653)
    at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
    at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)
    at java.util.concurrent.FutureTask.run(FutureTask.java:166)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
    at java.lang.Thread.run(Thread.java:724)
Caused by: Unable to load configuration. - [unknown location]
    at com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:71)
    at org.apache.struts2.dispatcher.Dispatcher.init_PreloadConfiguration(Dispatcher.java:429)
    at org.apache.struts2.dispatcher.Dispatcher.init(Dispatcher.java:471)
    ... 19 more
Caused by: Cannot locate the chosen ObjectFactory implementation: spring - [unknown location]
    at org.apache.struts2.config.BeanSelectionProvider.alias(BeanSelectionProvider.java:391)
    at org.apache.struts2.config.BeanSelectionProvider.alias(BeanSelectionProvider.java:362)
    at org.apache.struts2.config.BeanSelectionProvider.register(BeanSelectionProvider.java:288)
    at com.opensymphony.xwork2.config.impl.DefaultConfiguration.reloadContainer(DefaultConfiguration.java:215)
    at com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:68)
    ... 21 more

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2020-06-08

共1个答案

小编典典

在struts过滤器初始化参数中明确指定配置文件。

<filter>
    <filter-name>struts2</filter-name>
    <filter-class>org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter</filter-class>
    <init-param>
        <param-name>config</param-name>
        <param-value>struts.xml,struts-config.xml,struts-default.xml,struts-plugin.xml</param-value>
    </init-param>
</filter>
2020-06-08