今天使用strtus2 annotation,按照网上的配置,却总是报There is no Action mapped for namespace /book and action name book检查了配置,却没有发现哪里错,希望大虾们帮帮忙,下面是我的配置:
web.xml中<filter>
<filter-name>struts2</filter-name>
<filter-class>
org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter
</filter-class>
<!-- 指定Action存放路径 -->
<!-- Action类需要满足:1.类名以Action结尾 -->
<!-- 2.实现了Action接口或者是extends ActionSupport -->
<init-param>
<param-name>actionPackages</param-name>
<param-value>org.ssh.web</param-value>
</init-param>
</filter>
<filter-mapping>
<filter-name>struts2</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>BookAction代码:@ParentPackage(value="struts-default")
@Namespace("/book")
@Result(name="success",location="/index.jsp")
public class BookAction extends ActionSupport { @Override
public String execute() throws Exception {
// TODO Auto-generated method stub
return SUCCESS;
}}所用jar包
commons-fileupload-1.2.1.jar commons-io-1.3.2.jar freeer-2.3.15.jar ognl-2.7.3.jar
struts2-core-2.1.8.1.jar xwork-core-2.1.6.jar struts2-convention-plugin-2.1.8.1.jar
web.xml中<filter>
<filter-name>struts2</filter-name>
<filter-class>
org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter
</filter-class>
<!-- 指定Action存放路径 -->
<!-- Action类需要满足:1.类名以Action结尾 -->
<!-- 2.实现了Action接口或者是extends ActionSupport -->
<init-param>
<param-name>actionPackages</param-name>
<param-value>org.ssh.web</param-value>
</init-param>
</filter>
<filter-mapping>
<filter-name>struts2</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>BookAction代码:@ParentPackage(value="struts-default")
@Namespace("/book")
@Result(name="success",location="/index.jsp")
public class BookAction extends ActionSupport { @Override
public String execute() throws Exception {
// TODO Auto-generated method stub
return SUCCESS;
}}所用jar包
commons-fileupload-1.2.1.jar commons-io-1.3.2.jar freeer-2.3.15.jar ognl-2.7.3.jar
struts2-core-2.1.8.1.jar xwork-core-2.1.6.jar struts2-convention-plugin-2.1.8.1.jar
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http://localhost:8080/hah/book/book.action
<result name="success">/loginsuc.jsp</result>
</action>中的 <result name="success">/loginsuc.jsp</result>
例如:@Result(name="success",location="/loginsuc.jsp",type="redirect") !!!注意,在struts2.1.6中是location来转向页面,而在struts2.0.4是value属性 @Results @Results({
@Result(name="success",location="/usersuc.jsp"),
@Result(name="error",location="/usererror.jsp")
})来配置多个转向 以上是对struts2 注解简单的介绍,要想在Action上使用注解,还得修web.xml文件中的一些配置 <filter-name>struts</filter-name>
<filter-class>
org.apache.struts2.dispatcher.FilterDispatcher
</filter-class>
<!-- //固定格式-->
<param-name>actionPackages</param-name>
com.struts2.action1,com.struts.action2-->
<param-value>com.struts2.action</param-value>
</init-param>
</filter> <!-- action所在的包,如果在多个包中,用逗号隔开 <init-param> 到这里看看或许有帮助http://www.blogjava.net/kelven/articles/297335.html