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From bren_bren <b.ese...@gmail.com>
Subject i get errors when using tomahawak inputFileUpload component.
Date Sun, 13 Jul 2008 18:47:53 GMT

Hello everyone. I am a newbie with JSF. I use netbeans 6.1 and apache myfaces
and tomahawk libraries. I need to upload a file. I use <t:inputFileUpload />
component of tomahawk but cant put it to work. When i choose the file from
the browser and click upload button i get this error on browser.

HTTP Status 500 -
 
type Exception report
 
message
 
description The server encountered an internal error () that prevented it
from fulfilling this request.
 
exception
 
javax.servlet.ServletException: java.lang.NoClassDefFoundError: Could not
initialize class org.apache.myfaces.shared_tomahawk.config.MyfacesConfig

org.apache.myfaces.webapp.filter.ExtensionsFilter.doFilter(ExtensionsFilter.java:135)

org.netbeans.modules.web.monitor.server.MonitorFilter.doFilter(MonitorFilter.java:390)
 
root cause
 
java.lang.NoClassDefFoundError: Could not initialize class
org.apache.myfaces.shared_tomahawk.config.MyfacesConfig

org.apache.myfaces.renderkit.html.util.AddResourceFactory.getInstance(AddResourceFactory.java:282)

org.apache.myfaces.webapp.filter.ExtensionsFilter.doFilter(ExtensionsFilter.java:126)

org.netbeans.modules.web.monitor.server.MonitorFilter.doFilter(MonitorFilter.java:390)
 
note The full stack trace of the root cause is available in the Apache
Tomcat/6.0.16 logs.
Apache Tomcat/6.0.16


and my jsp page is below 

<%@taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%>
<%@page contentType="text/html"%>
<%@page pageEncoding="UTF-8"%>
 
<%@taglib prefix="f" uri="http://java.sun.com/jsf/core"%>
<%@taglib prefix="h" uri="http://java.sun.com/jsf/html"%>
 
<%@ taglib uri="http://myfaces.apache.org/tomahawk" prefix="t" %>
 
 
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
   "http://www.w3.org/TR/html4/loose.dtd">
 
<%--
    This file is an entry point for JavaServer Faces application.
--%>
<f:view>
<html>
    <head>
        <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
        <title>Endersys License Upload Page</title>
        
        
    </head>
    <body>
        <h:form id="uploadForm" enctype="multipart/form-data">
            <t:inputFileUpload  id="fileUplod"
value="#{upload_backing.file}" 
                                storage="file" required="true"/> 
                                
            <h:message for="fileUpload" />
            
            <h:commandButton value="upload"
action="#{upload_backing.upload}" />
           
           <h:outputText value="File Uploaded Succesfully"
rendered="#{upload_backing.success}"
                         style="color:green" />
           <h:outputText value="Error: File is not uploaded" 
                         rendered="#{upload_backing.success}"
style="color:red" />
                         
                         
            
        </h:form>
   
 
    </body>
</html>
</f:view>


and this is the content of web.xml


<?xml version="1.0" encoding="UTF-8"?>
<web-app version="2.5" xmlns="http://java.sun.com/xml/ns/javaee"
xmlns:xsi="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">
    <context-param>
        <param-name>com.sun.faces.verifyObjects</param-name>
        <param-value>false</param-value>
    </context-param>
    <context-param>
        <param-name>com.sun.faces.validateXml</param-name>
        <param-value>true</param-value>
    </context-param>
    <context-param>
        <param-name>javax.faces.STATE_SAVING_METHOD</param-name>
        <param-value>client</param-value>
    </context-param>
    <servlet>
        <servlet-name>Faces Servlet</servlet-name>
        <servlet-class>javax.faces.webapp.FacesServlet</servlet-class>
        <load-on-startup>1</load-on-startup>
    </servlet>
    <servlet-mapping>
        <servlet-name>Faces Servlet</servlet-name>
        <url-pattern>/faces/*</url-pattern>
    </servlet-mapping>
    <session-config>
        <session-timeout>
            30
        </session-timeout>
    </session-config>   
    
   <filter>
	<filter-name>MyFacesExtensionsFilter</filter-name>

<filter-class>org.apache.myfaces.webapp.filter.ExtensionsFilter</filter-class>
    <init-param>
        <param-name>maxFileSize</param-name>
        <param-value>10m</param-value>
        <description>Set the size limit for uploaded files.
            Format: 10 - 10 bytes
                    10k - 10 KB
                    10m - 10 MB
                    1g - 1 GB
        </description>
    </init-param>
    <init-param>
        <param-name>uploadRepositoryPath</param-name>
        <param-value>/tmp</param-value>
    </init-param>
    </filter>

<!-- extension mapping for adding <script/>, <link/>, and other resource
tags to JSF-pages  -->
<filter-mapping>
    <filter-name>MyFacesExtensionsFilter</filter-name>
    <!-- servlet-name must match the name of your
javax.faces.webapp.FacesServlet entry -->
    <servlet-name>Faces Servlet</servlet-name>
</filter-mapping>

<!-- extension mapping for serving page-independent resources (javascript,
stylesheets, images, etc.)  -->
<filter-mapping>
    <filter-name>MyFacesExtensionsFilter</filter-name>
    <url-pattern>/faces/myFacesExtensionResource/*</url-pattern>
</filter-mapping>

    </web-app>


and the bean i use is like this


package bean.backing;
 
import java.io.*;
import javax.servlet.http.*;
import org.apache.myfaces.custom.fileupload.UploadedFile;
import javax.faces.context.FacesContext;
/**
 *
 * @author brhn
 */
public class main {
 
    private UploadedFile file;
    boolean success = false;
    
    public main() {}
 
    public UploadedFile getFile() {
        return file;
    }
 
    public void setFile(UploadedFile file) {
        this.file = file;
    }
    
    public void upload() throws IOException {
    
            try {
            
                InputStream stream = file.getInputStream();
                long size = file.getSize();
                byte [] buffer = new byte[(int)size];
                stream.read( buffer, 0, (int)size );
                stream.close();
                success = true;
                
                
        } catch (Exception e) {
            
            success = false;
            
        }
    }
    
    public boolean isSuccess () {
    
        return success;
        
    }
    
    
}


	
Hello everyone. I am a newbie with JSF. I use netbeans 6.1 and apache
myfaces and tomahawk libraries. I need to upload a file. I use
<t:inputFileUpload /> component of tomahawk but cant put it to work. When i
choose the file from the browser and click upload button i get this error on
browser.

HTTP Status 500 -
 
type Exception report
 
message
 
description The server encountered an internal error () that prevented it
from fulfilling this request.
 
exception
 
javax.servlet.ServletException: java.lang.NoClassDefFoundError: Could not
initialize class org.apache.myfaces.shared_tomahawk.config.MyfacesConfig

org.apache.myfaces.webapp.filter.ExtensionsFilter.doFilter(ExtensionsFilter.java:135)

org.netbeans.modules.web.monitor.server.MonitorFilter.doFilter(MonitorFilter.java:390)
 
root cause
 
java.lang.NoClassDefFoundError: Could not initialize class
org.apache.myfaces.shared_tomahawk.config.MyfacesConfig

org.apache.myfaces.renderkit.html.util.AddResourceFactory.getInstance(AddResourceFactory.java:282)

org.apache.myfaces.webapp.filter.ExtensionsFilter.doFilter(ExtensionsFilter.java:126)

org.netbeans.modules.web.monitor.server.MonitorFilter.doFilter(MonitorFilter.java:390)
 
note The full stack trace of the root cause is available in the Apache
Tomcat/6.0.16 logs.
Apache Tomcat/6.0.16



and my jsp page is below

<%@taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%>
<%@page contentType="text/html"%>
<%@page pageEncoding="UTF-8"%>
 
<%@taglib prefix="f" uri="http://java.sun.com/jsf/core"%>
<%@taglib prefix="h" uri="http://java.sun.com/jsf/html"%>
 
<%@ taglib uri="http://myfaces.apache.org/tomahawk" prefix="t" %>
 
 
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
   "http://www.w3.org/TR/html4/loose.dtd">
 
<%--
    This file is an entry point for JavaServer Faces application.
--%>
<f:view>
<html>
    <head>
        <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
        <title>Endersys License Upload Page</title>
        
        
    </head>
    <body>
        <h:form id="uploadForm" enctype="multipart/form-data">
            <t:inputFileUpload  id="fileUplod"
value="#{upload_backing.file}" 
                                storage="file" required="true"/> 
                                
            <h:message for="fileUpload" />
            
            <h:commandButton value="upload"
action="#{upload_backing.upload}" />
           
           <h:outputText value="File Uploaded Succesfully"
rendered="#{upload_backing.success}"
                         style="color:green" />
           <h:outputText value="Error: File is not uploaded" 
                         rendered="#{upload_backing.success}"
style="color:red" />
                         
                         
            
        </h:form>
   
 
    </body>
</html>
</f:view>



and this is the content of web.xml

<?xml version="1.0" encoding="UTF-8"?>
<web-app version="2.5" xmlns="http://java.sun.com/xml/ns/javaee"
xmlns:xsi="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">
    <context-param>
        <param-name>com.sun.faces.verifyObjects</param-name>
        <param-value>false</param-value>
    </context-param>
    <context-param>
        <param-name>com.sun.faces.validateXml</param-name>
        <param-value>true</param-value>
    </context-param>
    <context-param>
        <param-name>javax.faces.STATE_SAVING_METHOD</param-name>
        <param-value>client</param-value>
    </context-param>
    <servlet>
        <servlet-name>Faces Servlet</servlet-name>
        <servlet-class>javax.faces.webapp.FacesServlet</servlet-class>
        <load-on-startup>1</load-on-startup>
    </servlet>
    <servlet-mapping>
        <servlet-name>Faces Servlet</servlet-name>
        <url-pattern>/faces/*</url-pattern>
    </servlet-mapping>
    <session-config>
        <session-timeout>
            30
        </session-timeout>
    </session-config>   
    
   <filter>
	<filter-name>MyFacesExtensionsFilter</filter-name>

<filter-class>org.apache.myfaces.webapp.filter.ExtensionsFilter</filter-class>
    <init-param>
        <param-name>maxFileSize</param-name>
        <param-value>10m</param-value>
        <description>Set the size limit for uploaded files.
            Format: 10 - 10 bytes
                    10k - 10 KB
                    10m - 10 MB
                    1g - 1 GB
        </description>
    </init-param>
    <init-param>
        <param-name>uploadRepositoryPath</param-name>
        <param-value>/tmp</param-value>
    </init-param>
    </filter>

<!-- extension mapping for adding <script/>, <link/>, and other resource
tags to JSF-pages  -->
<filter-mapping>
    <filter-name>MyFacesExtensionsFilter</filter-name>
    <!-- servlet-name must match the name of your
javax.faces.webapp.FacesServlet entry -->
    <servlet-name>Faces Servlet</servlet-name>
</filter-mapping>

<!-- extension mapping for serving page-independent resources (javascript,
stylesheets, images, etc.)  -->
<filter-mapping>
    <filter-name>MyFacesExtensionsFilter</filter-name>
    <url-pattern>/faces/myFacesExtensionResource/*</url-pattern>
</filter-mapping>

    </web-app>



and the bean i use is here

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
 
package bean.backing;
 
import java.io.*;
import javax.servlet.http.*;
import org.apache.myfaces.custom.fileupload.UploadedFile;
import javax.faces.context.FacesContext;
/**
 *
 * @author brhn
 */
public class main {
 
    private UploadedFile file;
    boolean success = false;
    
    public main() {}
 
    public UploadedFile getFile() {
        return file;
    }
 
    public void setFile(UploadedFile file) {
        this.file = file;
    }
    
    public void upload() throws IOException {
    
            try {
            
                InputStream stream = file.getInputStream();
                long size = file.getSize();
                byte [] buffer = new byte[(int)size];
                stream.read( buffer, 0, (int)size );
                stream.close();
                success = true;
                
                
        } catch (Exception e) {
            
            success = false;
            
        }
    }
    
    public boolean isSuccess () {
    
        return success;
        
    }
    
    
}



i need to make it work. All helps will be appreciated 




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