You are viewing a plain text version of this content. The canonical link for it is here.
Posted to dev@ofbiz.apache.org by qiyadeng <qi...@gmail.com> on 2007/12/17 17:49:04 UTC

java.lang.ClassCastException: org.ofbiz.geronimo.GeronimoTransactionFactory

I create a new component in the hot-deploy.
first, i just add a index.jsp in the component's webapp,everything is ok.

I want to test the GenericDelegator  ,so I create a servlet for test. 

this is servlet code:

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

package qiya.deng.servlet;

import java.io.*;
import java.net.*;

import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import java.util.Vector;
import javax.servlet.*;
import javax.servlet.http.*;
import org.ofbiz.entity.GenericDelegator;
import org.ofbiz.entity.GenericEntity;

/**
 *
 * @author qiya
 */
public class ViewMethod extends HttpServlet {
   
    /** 
    * Processes requests for both HTTP <code>GET</code> and
<code>POST</code> methods.
    * @param request servlet request
    * @param response servlet response
    */
    protected void processRequest(HttpServletRequest request,
HttpServletResponse response)
    throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        
        
                    out.println("<html>");
            out.println("<head>");
            out.println("<title>Servlet ViewMethod</title>");  
            out.println("</head>");
            out.println("<body>");
            out.println("<h1>Servlet ViewMethod at " +
request.getContextPath () + "</h1>");
            out.println("</body>");
            out.println("</html>");

        
        try {
            
                    GenericDelegator delegator;
        StringBuilder xmlString = new StringBuilder();
        List productStoresList = new Vector();
        try {
            delegator = GenericDelegator.getGenericDelegator("default");
            productStoresList = delegator.findAll("ProductStore");

            Iterator itera = productStoresList.iterator();
            Map newmap;
            xmlString.append("<ProductStores>");
            while (itera.hasNext()) {
                xmlString.append("<ProductStore>");
                GenericEntity elem = (GenericEntity) itera.next();
                newmap = new HashMap();
                newmap = elem.getAllFields();

                Set returnMap = newmap.entrySet();
                for (Iterator i1 = returnMap.iterator(); i1.hasNext();) {
                    
                    Entry en = (Entry) i1.next();
                    xmlString.append("<" + en.getKey().toString() + ">");
                    xmlString.append(en.getValue());
                    xmlString.append("</" + en.getKey().toString() + ">");
                }
                xmlString.append("</ProductStore>");
            }
            xmlString.append("</ProductStores>");
        } catch (Exception exe) {
            exe.printStackTrace();
        }
        System.out.println(xmlString.toString());
        out.println(xmlString.toString());


        } finally { 
            out.close();
        }
    } 

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods.
Click on the + sign on the left to edit the code.">
    /** 
    * Handles the HTTP <code>GET</code> method.
    * @param request servlet request
    * @param response servlet response
    */
    protected void doGet(HttpServletRequest request, HttpServletResponse
response)
    throws ServletException, IOException {
        processRequest(request, response);
    } 

    /** 
    * Handles the HTTP <code>POST</code> method.
    * @param request servlet request
    * @param response servlet response
    */
    protected void doPost(HttpServletRequest request, HttpServletResponse
response)
    throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
    * Returns a short description of the servlet.
    */
    public String getServletInfo() {
        return "Short description";
    }
    // </editor-fold>
}



when i calling the servlet ,there is something wrong information in the
console.


java.lang.ClassCastException: org.ofbiz.geronimo.GeronimoTransactionFactory
        at
org.ofbiz.entity.transaction.TransactionFactory.getTransactionFactory
(TransactionFactory.java:67)
        at
org.ofbiz.entity.transaction.TransactionFactory.getUserTransaction(Tr
ansactionFactory.java:90)
        at
org.ofbiz.entity.transaction.TransactionUtil.begin(TransactionUtil.ja
va:67)
        at
org.ofbiz.entity.transaction.TransactionUtil.begin(TransactionUtil.ja
va:58)
        at
org.ofbiz.entity.GenericDelegator.findCountByCondition(GenericDelegat
or.java:1854)
        at
org.ofbiz.entity.GenericDelegator.findCountByCondition(GenericDelegat
or.java:1845)
        at
org.ofbiz.entity.GenericDelegator.findCountByAnd(GenericDelegator.jav
a:1840)
        at org.ofbiz.entity.util.EntityCrypto.<init>(EntityCrypto.java:62)
        at
org.ofbiz.entity.GenericDelegator.<init>(GenericDelegator.java:200)
        at
org.ofbiz.entity.GenericDelegator.getGenericDelegator(GenericDelegato
r.java:119)
        at qiya.deng.servlet.ViewMethod.processRequest(ViewMethod.java:56)
        at qiya.deng.servlet.ViewMethod.doGet(ViewMethod.java:99)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:595)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:688)
        at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Appl
icationFilterChain.java:252)
        at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationF
ilterChain.java:173)
        at
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperV
alve.java:213)
        at
org.apache.catalina.core.StandardContextValve.invoke(StandardContextV
alve.java:178)
        at
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.j
ava:126)
        at
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.j
ava:105)
        at
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineVal
ve.java:107)
        at
org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:
541)
        at
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.jav
a:148)
        at
org.apache.coyote.http11.Http11Processor.process(Http11Processor.java
:869)
        at
org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.p
rocessConnection(Http11BaseProtocol.java:664)
        at
org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpo
int.java:527)
        at
org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFol
lowerWorkerThread.java:80)
        at
org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadP
ool.java:684)
        at java.lang.Thread.run(Thread.java:595)



-- 
View this message in context: http://www.nabble.com/java.lang.ClassCastException%3A-org.ofbiz.geronimo.GeronimoTransactionFactory-tp14373911p14373911.html
Sent from the OFBiz - Dev mailing list archive at Nabble.com.


Re: java.lang.ClassCastException: org.ofbiz.geronimo.GeronimoTransactionFactory

Posted by Jacques Le Roux <ja...@les7arts.com>.
Please use user ML for such question : it's explained here
http://docs.ofbiz.org/display/OFBADMIN/Mailing+Lists#MailingLists-DeveloperList:dev@ofbiz.apache.org

Jacques

De : "qiyadeng" <qi...@gmail.com>
>
> I create a new component in the hot-deploy.
> first, i just add a index.jsp in the component's webapp,everything is ok.
>
> I want to test the GenericDelegator  ,so I create a servlet for test.
>
> this is servlet code:
>
> /*
>  * To change this template, choose Tools | Templates
>  * and open the template in the editor.
>  */
>
> package qiya.deng.servlet;
>
> import java.io.*;
> import java.net.*;
>
> import java.util.HashMap;
> import java.util.Iterator;
> import java.util.List;
> import java.util.Map;
> import java.util.Map.Entry;
> import java.util.Set;
> import java.util.Vector;
> import javax.servlet.*;
> import javax.servlet.http.*;
> import org.ofbiz.entity.GenericDelegator;
> import org.ofbiz.entity.GenericEntity;
>
> /**
>  *
>  * @author qiya
>  */
> public class ViewMethod extends HttpServlet {
>
>     /**
>     * Processes requests for both HTTP <code>GET</code> and
> <code>POST</code> methods.
>     * @param request servlet request
>     * @param response servlet response
>     */
>     protected void processRequest(HttpServletRequest request,
> HttpServletResponse response)
>     throws ServletException, IOException {
>         response.setContentType("text/html;charset=UTF-8");
>         PrintWriter out = response.getWriter();
>
>
>                     out.println("<html>");
>             out.println("<head>");
>             out.println("<title>Servlet ViewMethod</title>");
>             out.println("</head>");
>             out.println("<body>");
>             out.println("<h1>Servlet ViewMethod at " +
> request.getContextPath () + "</h1>");
>             out.println("</body>");
>             out.println("</html>");
>
>
>         try {
>
>                     GenericDelegator delegator;
>         StringBuilder xmlString = new StringBuilder();
>         List productStoresList = new Vector();
>         try {
>             delegator = GenericDelegator.getGenericDelegator("default");
>             productStoresList = delegator.findAll("ProductStore");
>
>             Iterator itera = productStoresList.iterator();
>             Map newmap;
>             xmlString.append("<ProductStores>");
>             while (itera.hasNext()) {
>                 xmlString.append("<ProductStore>");
>                 GenericEntity elem = (GenericEntity) itera.next();
>                 newmap = new HashMap();
>                 newmap = elem.getAllFields();
>
>                 Set returnMap = newmap.entrySet();
>                 for (Iterator i1 = returnMap.iterator(); i1.hasNext();) {
>
>                     Entry en = (Entry) i1.next();
>                     xmlString.append("<" + en.getKey().toString() + ">");
>                     xmlString.append(en.getValue());
>                     xmlString.append("</" + en.getKey().toString() + ">");
>                 }
>                 xmlString.append("</ProductStore>");
>             }
>             xmlString.append("</ProductStores>");
>         } catch (Exception exe) {
>             exe.printStackTrace();
>         }
>         System.out.println(xmlString.toString());
>         out.println(xmlString.toString());
>
>
>         } finally {
>             out.close();
>         }
>     }
>
>     // <editor-fold defaultstate="collapsed" desc="HttpServlet methods.
> Click on the + sign on the left to edit the code.">
>     /**
>     * Handles the HTTP <code>GET</code> method.
>     * @param request servlet request
>     * @param response servlet response
>     */
>     protected void doGet(HttpServletRequest request, HttpServletResponse
> response)
>     throws ServletException, IOException {
>         processRequest(request, response);
>     }
>
>     /**
>     * Handles the HTTP <code>POST</code> method.
>     * @param request servlet request
>     * @param response servlet response
>     */
>     protected void doPost(HttpServletRequest request, HttpServletResponse
> response)
>     throws ServletException, IOException {
>         processRequest(request, response);
>     }
>
>     /**
>     * Returns a short description of the servlet.
>     */
>     public String getServletInfo() {
>         return "Short description";
>     }
>     // </editor-fold>
> }
>
>
>
> when i calling the servlet ,there is something wrong information in the
> console.
>
>
> java.lang.ClassCastException: org.ofbiz.geronimo.GeronimoTransactionFactory
>         at
> org.ofbiz.entity.transaction.TransactionFactory.getTransactionFactory
> (TransactionFactory.java:67)
>         at
> org.ofbiz.entity.transaction.TransactionFactory.getUserTransaction(Tr
> ansactionFactory.java:90)
>         at
> org.ofbiz.entity.transaction.TransactionUtil.begin(TransactionUtil.ja
> va:67)
>         at
> org.ofbiz.entity.transaction.TransactionUtil.begin(TransactionUtil.ja
> va:58)
>         at
> org.ofbiz.entity.GenericDelegator.findCountByCondition(GenericDelegat
> or.java:1854)
>         at
> org.ofbiz.entity.GenericDelegator.findCountByCondition(GenericDelegat
> or.java:1845)
>         at
> org.ofbiz.entity.GenericDelegator.findCountByAnd(GenericDelegator.jav
> a:1840)
>         at org.ofbiz.entity.util.EntityCrypto.<init>(EntityCrypto.java:62)
>         at
> org.ofbiz.entity.GenericDelegator.<init>(GenericDelegator.java:200)
>         at
> org.ofbiz.entity.GenericDelegator.getGenericDelegator(GenericDelegato
> r.java:119)
>         at qiya.deng.servlet.ViewMethod.processRequest(ViewMethod.java:56)
>         at qiya.deng.servlet.ViewMethod.doGet(ViewMethod.java:99)
>         at javax.servlet.http.HttpServlet.service(HttpServlet.java:595)
>         at javax.servlet.http.HttpServlet.service(HttpServlet.java:688)
>         at
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Appl
> icationFilterChain.java:252)
>         at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationF
> ilterChain.java:173)
>         at
> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperV
> alve.java:213)
>         at
> org.apache.catalina.core.StandardContextValve.invoke(StandardContextV
> alve.java:178)
>         at
> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.j
> ava:126)
>         at
> org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.j
> ava:105)
>         at
> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineVal
> ve.java:107)
>         at
> org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:
> 541)
>         at
> org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.jav
> a:148)
>         at
> org.apache.coyote.http11.Http11Processor.process(Http11Processor.java
> :869)
>         at
> org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.p
> rocessConnection(Http11BaseProtocol.java:664)
>         at
> org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpo
> int.java:527)
>         at
> org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFol
> lowerWorkerThread.java:80)
>         at
> org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadP
> ool.java:684)
>         at java.lang.Thread.run(Thread.java:595)
>
>
>
> -- 
> View this message in context:
http://www.nabble.com/java.lang.ClassCastException%3A-org.ofbiz.geronimo.GeronimoTransactionFactory-tp14373911p14373911.html
> Sent from the OFBiz - Dev mailing list archive at Nabble.com.
>