title: action is not getting mapped in struts
body: <p>struts.xml</p>
  
  <pre><code>  &lt;struts&gt;
  &lt;!-- Configuration for the default package. --&gt;
  &lt;package name="default"  extends="struts-default"&gt;
       &lt;action name="HelloWorld" class="vaannila.HelloWorld"&gt;
    &lt;result name="SUCCESS"&gt;/success.jsp&lt;/result&gt;
   &lt;/action&gt;
   &lt;/package&gt;
  &lt;/struts&gt;
  </code></pre>
  
  <p>web.xml</p>
  
  <pre><code> &lt;filter&gt;
      &lt;filter-name&gt;struts2&lt;/filter-name&gt;
      &lt;filter-class&gt;org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter&lt;/filter-class&gt;
  &lt;/filter&gt;
  &lt;filter-mapping&gt;
      &lt;filter-name&gt;struts2&lt;/filter-name&gt;
      &lt;url-pattern&gt;/*&lt;/url-pattern&gt;
  &lt;/filter-mapping&gt;
  </code></pre>
  
  <p>index.jsp</p>
  
  <pre><code>  &lt;%@taglib uri="/struts-tags" prefix="s" %&gt;
    &lt;html&gt;
    &lt;head&gt;
      &lt;meta http-equiv="Content-Type" content="text/html; charset=UTF-8"&gt;
      &lt;title&gt;Hello World&lt;/title&gt;
    &lt;/head&gt;
     &lt;body&gt;
      &lt;s:form action="HelloWorld" &gt;
          &lt;s:textfield name="userName" label="User Name" /&gt;
          &lt;s:submit /&gt;
      &lt;/s:form&gt;
  &lt;/body&gt;
  </code></pre>
  
  <p></p>
  
  <p>success.jsp
       
          <h1></h1>
      </p>
  
  <p>HelloWorld.java</p>
  
  <pre><code>   package vaannila;
  
  
  public class HelloWorld {
  
  private String message;
  
  private String userName;
  
  public HelloWorld() {
  }
  
  
    public String execute()  {
  
  
  
      setMessage("Hello " + getUserName());
      return "SUCCESS";
  }
  
  public String getMessage() {
      return message;
  }
  
  
  public void setMessage(String message) {
      this.message = message;
  }
  
  
  public String getUserName() {
      return userName;
  }
  
  
  public void setUserName(String userName) {
      this.userName = userName;
  }}
  </code></pre>
  
  <p>error message i am getting is</p>
  
  <p>HTTP Status 404 - There is no Action mapped for action name HelloWorld.</p>
  
  <p>i am using netbeans ide 6.8</p>
  
  <p>struts.xml ,web.xml file is in WEB-INF directory .
  Source Package->vannilla->HelloWorld is the action location of action class.</p>
  
  <p>can anyone help me </p>