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Thread: STRUTS 2: Could not find action or result

  1. #1
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    Default STRUTS 2: Could not find action or result

    hiii everyone..i am new to struts 2 framework...i developed my jsp code into sturts framework...but its showing some warning and the "menujsp.jsp" page is not opening...its showing the following on my log in eclipse:

    WARNING: Could not find action or result
    There is no Action mapped for namespace [/] and action name [menujsp] associated with context path [/Basic]. - [unknown location]
    at com.opensymphony.xwork2.DefaultActionProxy.prepare (DefaultActionProxy.java:185)
    at org.apache.struts2.impl.StrutsActionProxy.prepare( StrutsActionProxy.java:63)
    at org.apache.struts2.impl.StrutsActionProxyFactory.c reateActionProxy(StrutsActionProxyFactory.java:39)
    at com.opensymphony.xwork2.DefaultActionProxyFactory. createActionProxy(DefaultActionProxyFactory.java:5 8)
    at org.apache.struts2.dispatcher.Dispatcher.serviceAc tion(Dispatcher.java:500)
    at org.apache.struts2.dispatcher.ng.ExecuteOperations .executeAction(ExecuteOperations.java:77)
    at org.apache.struts2.dispatcher.ng.filter.StrutsPrep areAndExecuteFilter.doFilter(StrutsPrepareAndExecu teFilter.java:91)
    at org.apache.catalina.core.ApplicationFilterChain.in ternalDoFilter(ApplicationFilterChain.java:235)
    at org.apache.catalina.core.ApplicationFilterChain.do Filter(ApplicationFilterChain.java:206)
    at org.apache.catalina.core.StandardWrapperValve.invo ke(StandardWrapperValve.java:233)
    at org.apache.catalina.core.StandardContextValve.invo ke(StandardContextValve.java:175)
    at org.apache.catalina.core.StandardHostValve.invoke( StandardHostValve.java:128)
    at org.apache.catalina.valves.ErrorReportValve.invoke (ErrorReportValve.java:102)
    at org.apache.catalina.core.StandardEngineValve.invok e(StandardEngineValve.java:109)
    at org.apache.catalina.connector.CoyoteAdapter.servic e(CoyoteAdapter.java:286)
    at org.apache.coyote.http11.Http11Processor.process(H ttp11Processor.java:844)
    at org.apache.coyote.http11.Http11Protocol$Http11Conn ectionHandler.process(Http11Protocol.java:583)
    at org.apache.tomcat.util.net.JIoEndpoint$Worker.run( JIoEndpoint.java:447)
    at java.lang.Thread.run(Unknown Source)


    Following are the contents of my application:

    ConnectionProvider.java



    package pkg;
    import java.sql.Connection;
    import java.sql.DriverManager;

    public class ConnectionProvider
    {
    public static Connection getConnection(){
    Connection con=null;
    try{
    Class.forName("org.postgresql.Driver");
    con=DriverManager.getConnection("jdbc:postgresql://localhost:5433/labway","postgres","sachin");
    }
    catch(Exception e){
    System.out.println(e);
    }
    return con;
    }
    }



    DAO.java:

    package pkg;

    import java.sql.Connection;
    import java.sql.PreparedStatement;
    import java.sql.ResultSet;
    import java.util.*;

    public class DAO
    {
    public List<MenuList> fetch(){
    try{
    Connection con=ConnectionProvider.getConnection();
    PreparedStatement stmt=con.prepareStatement("select * from application where application_id in (select distinct application_id from applicationmenu order by application_id)");
    ResultSet rs=stmt.executeQuery();
    ResultSet rs1=null;
    MenuList menulist;
    List<MenuList> list=new ArrayList<MenuList>();
    while(rs.next()){
    menulist=new MenuList();
    menulist.setmenuId(rs.getString(1));
    menulist.setmenuTitle(rs.getString(3));
    PreparedStatement stmt1=con.prepareStatement("select * from menu where menu_id in (select menu_id from applicationmenu where application_id='"+rs.getString(1)+"')");
    rs1=stmt1.executeQuery();
    menulist.setsubmenuTitle(rs1.getString(3));

    list.add(menulist);
    }
    return list;
    }
    catch(Exception e)
    {
    System.out.println(e);
    }
    return null;
    }



    "MenuList.java":


    package pkg;

    public class MenuList {
    String menuId;
    String menuTitle;
    String submenuTitle;
    public MenuList()
    {
    super();
    }
    public MenuList(String menuId,String menuTitle,String submenuTitle)
    {
    super();
    this.menuId=menuId;
    this.menuTitle=menuTitle;
    this.submenuTitle=submenuTitle;
    }
    public String getMenuId()
    {
    return menuId;
    }
    public String getmenuTitle()
    {
    return menuTitle;
    }
    public String submenuTitle()
    {
    return submenuTitle;
    }
    public void setmenuId(String menuId)
    {
    this.menuId = menuId;
    }
    public void setmenuTitle(String menuTitle)
    {
    this.menuTitle = menuTitle;
    }
    public void setsubmenuTitle(String submenuTitle)
    {
    this.submenuTitle = submenuTitle;
    }
    }






    MenuListAction.java:


    package pkg;
    import java.util.*;
    import com.opensymphony.xwork2.ActionSupport;
    public class MenuListAction extends ActionSupport
    {
    private MenuList menulist;
    private List<MenuList> menulistlist;
    DAO dao=new DAO();
    public String execute()
    {
    menulistlist=dao.fetch();
    return "success";
    }
    public MenuList getMenulist()
    {
    return menulist;
    }
    public void setMenulist(MenuList menulist)
    {
    this.menulist = menulist;
    }
    public List<MenuList> getMenulistlist()
    {
    return menulistlist;
    }
    public void setMenulistlist(List<MenuList> menulistlist)
    {
    this.menulistlist = menulistlist;
    }

    }




    web.xml :


    <?xml version="1.0" encoding="UTF-8"?>
    <web-app version="2.5"
    xmlns="http://java.sun.com/xml/ns/javaee"
    xmlnssi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://java.sun.com/xml/ns/javaee
    http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd">

    <welcome-file-list>
    <welcome-file>index</welcome-file>
    </welcome-file-list>
    <filter>
    <filter-name>struts2</filter-name>
    <filter-class>org.apache.struts2.dispatcher.ng.filter.Stru tsPrepareAndExecuteFilter
    </filter-class>
    </filter>
    <filter-mapping>
    <filter-name>struts2</filter-name>
    <url-pattern>/*</url-pattern>
    </filter-mapping>
    </web-app>



    struts.xml :

    <?xml version="1.0" encoding="UTF-8" ?>
    <!DOCTYPE struts PUBLIC "-//Apache Software Foundation//DTD Struts Configuration
    2.0//EN" "http://struts.apache.org/dtds/struts-2.0.dtd">
    <struts>

    <constant name="struts.devMode" value="true"></constant>

    <package name="Basic" extends="struts-default">
    <action name="fetch" class="pkg.MenuListAction" method="execute">

    <result name="success" >/menujsp.jsp</result>
    </action>

    </package>
    </struts>



    index.jsp :



    <%@ page language="java" contentType="text/html; charset=ISO-8859-1"
    pageEncoding="ISO-8859-1"%>
    <%@taglib uri="/struts-tags" prefix="s" %>
    <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
    <html>
    <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
    <head><title>DYNAMIC DROPDOWN MENU</title></head>
    <body><br><br><center>

    <a href="menujsp.jsp">Home Page</a>

    </center>
    </body>
    </html>



    menujsp.jsp :

    <%@ taglib prefix="s" uri="/struts-tags" %>
    <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
    <html>
    <head>
    <style>

    body{
    background-image:ur(C:\indian-flag-12.gif) no-repeat ;
    font-family:arial;}
    table{font-size:80%;background:black}
    a{color:black;text-decoration:none;font:bold}
    a:hover{color:#606060}
    td.menu{background:lightgrey}
    table.menu
    {
    font-size:100%;
    position:absolute;
    visibility:hidden;
    }
    </style>
    <script type="text/javascript">
    function showmenu(elmnt)
    {
    document.getElementById(elmnt).style.visibility="v isible";
    }
    function hidemenu(elmnt)
    {
    document.getElementById(elmnt).style.visibility="h idden";
    }
    </script>
    </head>

    <body>
    <h3>EMPLOYMENT EXCHANGE Test Page</h3>
    <table width="100%">
    <tr bgcolor="#FG8080">
    <s:iterator value="menulistlist" var="menulist">
    <td onmouseover="showmenu(<s:property value="#parent.menuId"/>)" onmouseout="hidemenu(<s:property value="#parent.menuId"/>)">
    <a href="/default.asp"><s:property value="#parent.menuTitle"/></a><br />
    <table class="menu" id="<s:property value="#parent.menuId"/>" width="120">
    <s:iterator value="menulistlist" var="menulist">
    <tr><td class="menu" id="<s:property value="#parent.menuId"/>"><a href="/html/default.asp"><s:property value="submenuTitle"/></a></td></tr>
    </s:iterator>
    </s:iterator>

    </table>
    </td>

    </body>

    </html>



    plzz help me out...i might have problem in my struts.xml...its not mapping with the action resource
    my menujsp.jsp code must also be incorrect but thats another issue...first i need to display this jsp whic isn't happening...
    regards
    Sachin


  2. #2
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    Default Re: STRUTS 2: Could not find action or result

    Please provide SSCCE

  3. #3
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    Default Re: STRUTS 2: Could not find action or result

    In Struts.xml you specified the action's name is "fetch", however the exception log says it could not find "/Basic".

  4. #4
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    Default Re: STRUTS 2: Could not find action or result

    this one's working now...der was some problem in DAO.java. thnks for the help

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