Struts2+Spring 集成
尝试使用 Maven 将 Struts2 和 Spring 集成到我的应用程序中。我已将与 Spring-web、Spring、Struts2-spring 插件相关的所有依赖项放入 Pom 文件中
<!-- Spring framework -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring</artifactId>
<type>jar</type>
<version>2.5.6</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-web</artifactId>
<version>2.5.6</version>
</dependency>
<dependency>
<groupId>org.apache.struts</groupId>
<artifactId>struts2-spring-plugin</artifactId>
<version>2.2.3</version>
</dependency>
,并且在 Web.xml 文件中包含以下内容,
<filter>
<filter-name>struts2</filter-name>
<filter-class>
org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter
</filter-class>
</filter>
<filter-mapping>
<filter-name>struts2</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>/WEB-INF/applicationContext.xml</param-value>
</context-param>
当我使用 Maven 运行时生成 war 文件以及当我部署我的 war 时我的服务器(glassfish)中的文件错误消息显示为
"Error An error has occurred
Error occurred during deployment: Exception while loading the app : java.lang.IllegalStateException: ContainerBase.addChild: start: org.apache.catalina.LifecycleException: java.lang.NoClassDefFoundError: Could not initialize class org.springframework.web.context.ContextLoader. Please see server.log for more details."
所以任何人请帮助我解决这个问题。
Trying to integrate Struts2 and Spring in my application using Maven. I have placed all the dependencies in Pom file which is related to Spring-web,Spring,Struts2-spring plugin
<!-- Spring framework -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring</artifactId>
<type>jar</type>
<version>2.5.6</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-web</artifactId>
<version>2.5.6</version>
</dependency>
<dependency>
<groupId>org.apache.struts</groupId>
<artifactId>struts2-spring-plugin</artifactId>
<version>2.2.3</version>
</dependency>
and i have included the following in Web.xml file,
<filter>
<filter-name>struts2</filter-name>
<filter-class>
org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter
</filter-class>
</filter>
<filter-mapping>
<filter-name>struts2</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>/WEB-INF/applicationContext.xml</param-value>
</context-param>
When i running using Maven war file is generated and when i deploying my war file in my server(glassfish) error message is showing like
"Error An error has occurred
Error occurred during deployment: Exception while loading the app : java.lang.IllegalStateException: ContainerBase.addChild: start: org.apache.catalina.LifecycleException: java.lang.NoClassDefFoundError: Could not initialize class org.springframework.web.context.ContextLoader. Please see server.log for more details."
So anyone please help me to fix this issue.
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ContextLoader 位于 Spring-web jar 中。该错误是因为找不到此类定义。检查您的 .m2 文件夹中是否存在此依赖项。
如果由于某种原因没有自动下载,请使用 mvn install:install 命令手动安装。有关更多信息,请参阅 Maven Spring Hibernate 项目中的 Jars 问题可能的解决方案。
尝试
执行 mvn package 并查看 Spring jar 是否在您的 war 中
执行 mvn eclipse:eclipse 后,刷新 eclipse ,清理你的 Eclipse 工作区 - 项目 - 清理(勾选自动构建)
打开.classpath 文件并检查类似的条目
,或右键单击项目 --> 属性 --> java 构建路径 --> 库,然后查看 spring-web jar 是否在那里。
打开 .m2 存储库并查看 jar 是否在存储库内 - 如果没有,请执行安装:安装
执行 mvn dependency:tree 并查看 jar 是否出现。
这就是我能建议的
ContextLoader is in the Spring-web jar . The error is because this class definition could not be found . Check if this dependency is present in your .m2 folder .
If it is not downloaded automatically for some reason manually install it using the mvn install:install command . See Jars Issues in Maven Spring Hibernate Project for more probable solutions .
Try
Doing a mvn package and see if the Spring jar is in your war
After doing mvn eclipse:eclipse , refresh the eclipse ,clean your eclipse workspace - project- clean (Tick Build automatically)
open up the .classpath file and check for an entry similar to
or right click the project -->properties-->java build path-->libraries and see if the spring-web jar is there .
Open up the .m2 repo and see if the jar is inside the repo - If not do a install:install
do an mvn dependency:tree and see if the jar comes up .
That's pretty much what I can suggest