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访问struts2的action页面出现白板问题
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访问struts2的action页面出现白板问题
故需要设置拦截此action的拦截栈,
<bean id="authenticationInterceptor" class="com.cosl.util.interceptor.AuthenticationInterceptor"></bean><!--权限拦截器 -->
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE struts PUBLIC
"-//Apache Software Foundation//DTD Struts Configuration 2.1//EN"
"http://struts.apache.org/dtds/struts-2.1.dtd"> <struts>
<package name="struts-my" extends="json-default"> <interceptors>
<!-- 判断是否登录 和 是否有访问权限 -->
<interceptor name="auth" class="authenticationInterceptor"/><!-- 这是com.cosl.util.interceptor.AuthenticationInterceptor的拦截器,在applicationContext.xml文件里实例化了 -->
<interceptor-stack name="myStack">
<interceptor-ref name="auth"></interceptor-ref>
<interceptor-ref name="defaultStack"></interceptor-ref>
</interceptor-stack>
</interceptors>
<default-interceptor-ref name="myStack"></default-interceptor-ref>
<default-action-ref name="notFound"/>
<global-results>
<result name="noLogin" type="redirect">/pages/Developer/loginJsp</result>
<result name="noPower" type="redirect">/no_power.jsp</result>
</global-results>
<action name="notFound" class="com.cosl.util.CommonAction" method="notFound">
<result name="success">/not_found.jsp</result>
</action>
</package>
</struts>
<package name="Diaocha" extends="struts-my" namespace="/pages/Diaocha">
<action name="diaochaJsp" class="com.cosl.action.DiaochaAction" method="diaochaJsp">
<interceptor-ref name="defaultStack"/><!-- 这儿让我调试了4个小时,直接访问action没出任何结果,因为被interceptor拦截了 -->
<result name="diaochaJsp">/admin/editPasswordJsp.jsp</result>
</action>
</package>
那是因为我访问的action被如下代码拦截了,而我所访问的action是还没登陆时就访问的,也就是所非登录状态访问的action,被下面的拦截器所拦截,
public class AuthenticationInterceptor extends AbstractInterceptor {
@Override
public String intercept(ActionInvocation invocation) throws Exception {
// TODO Auto-generated method stub
Map map=invocation.getInvocationContext().getSession();
if(map.get("user")!=null)
{
//return "noLogin";
return invocation.invoke();
}else{
//获得登录用户的权限
}
return null;
}
}







