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From Pranava Swaroop <stalin.pran...@gmail.com>
Subject Re: Null Pointer Exception when i use execand Wait with file upload
Date Sat, 16 Mar 2013 11:28:03 GMT
<action name="File_singleUpload" class="employee.SingleFileUploadAction"
method="upload">
            <interceptor-ref name="fileUpload">
                <param name="maximumSize">1000000000</param>
                <param name="allowedTypes">
                    image/gif,image/jpeg,image/png
                </param>
            </interceptor-ref>
            <interceptor-ref name="defaultStack"/>
            <interceptor-ref name="execAndWait">
                <param name="delay">1500</param>
            </interceptor-ref>
            <result name="wait">/jsp/wait.jsp</result>
            <result name="success">/jsp/SingleUpload.jsp</result>
        </action>

On 16 March 2013 22:16, Martin Gainty <mgainty@hotmail.com> wrote:

> so the line ServletActionContext.getServletContext(); is NPE
>
> please display configuration for your Action from struts*.xml
>
> Martin ______________________________________________
> Verzicht und Vertraulichkeitanmerkung
> Diese Nachricht ist vertraulich. Sollten Sie nicht der vorgesehene
> Empfaenger sein, so bitten wir hoeflich um eine Mitteilung. Jede unbefugte
> Weiterleitung oder Fertigung einer Kopie ist unzulaessig. Diese Nachricht
> dient lediglich dem Austausch von Informationen und entfaltet keine
> rechtliche Bindungswirkung. Aufgrund der leichten Manipulierbarkeit von
> E-Mails koennen wir keine Haftung fuer den Inhalt uebernehmen.
>  > Date: Sat, 16 Mar 2013 12:18:30 +1100
> > Subject: Re: Null Pointer Exception when i use execand Wait with file
> upload
> > From: stalin.pranava@gmail.com
> > To: user@struts.apache.org
> >
> > :) Apologies
> >
> >
> > package employee;
> >
> > import com.opensymphony.xwork2.ActionSupport;
> > import org.apache.struts2.ServletActionContext;
> >
> > import javax.servlet.ServletContext;
> > import java.io.File;
> >
> > /**
> >  * Created with IntelliJ IDEA.
> >  * User: love4059
> >  * Date: 13/03/13
> >  * Time: 8:10 PM
> >  * To change this template use File | Settings | File Templates.
> >  */
> > public class SingleFileUploadAction extends ActionSupport {
> >     private String description;
> >     private File attachment;
> >     private String attachmentContentType;
> >     private String attachmentFileName;
> >     private int complete = 0;
> >     public String getDescription() {
> >         return description;
> >     }
> >
> >     public void setDescription(String description) {
> >         this.description = description;
> >     }
> >
> >     public String getAttachmentContentType() {
> >         return attachmentContentType;
> >     }
> >
> >     public void setAttachmentContentType(String attachmentContentType) {
> >         this.attachmentContentType = attachmentContentType;
> >     }
> >
> >     public File getAttachment() {
> >         return attachment;
> >     }
> >
> >     public void setAttachment(File attachment) {
> >         this.attachment = attachment;
> >     }
> >
> >     public String getAttachmentFileName() {
> >         return attachmentFileName;
> >     }
> >
> >     public void setAttachmentFileName(String attachmentFileName) {
> >         this.attachmentFileName = attachmentFileName;
> >     }
> >
> >     public String upload(){
> >         System.out.println(description);
> >         System.out.println(attachmentContentType);
> >         System.out.println(attachmentFileName);
> >         ServletContext servletContext =
> >                 ServletActionContext.getServletContext(); (NULL POINTER
> > Exception at this LINE)
> >         if (attachment != null) {
> >             // attachment will be null if there's an error,
> >             // such as if the uploaded file is too large
> >             String dataDir = servletContext.getRealPath("/WEB-INF");
> >             System.out.println(dataDir);
> >             File savedFile = new File(dataDir, attachmentFileName);
> >             attachment.renameTo(savedFile);
> >         }
> >         return "success";
> >     }
> >
> >
> >
> >     public int getComplete() {
> >         complete += 10;
> >         return complete;
> >     }
> > }
> >
> >
> > 2013/3/16 Martin Gainty <mgainty@hotmail.com>
> >
> > > Not much anyone can do here if we cant see the code for
> > > employee.SingleFileUploadAction.java
> > >
> > > Martin
> > > ______________________________________________
> > > Verzicht und Vertraulichkeitanmerkung
> > > Diese Nachricht ist vertraulich. Sollten Sie nicht der vorgesehene
> > > Empfaenger sein, so bitten wir hoeflich um eine Mitteilung. Jede
> unbefugte
> > > Weiterleitung oder Fertigung einer Kopie ist unzulaessig. Diese
> Nachricht
> > > dient lediglich dem Austausch von Informationen und entfaltet keine
> > > rechtliche Bindungswirkung. Aufgrund der leichten Manipulierbarkeit von
> > > E-Mails koennen wir keine Haftung fuer den Inhalt uebernehmen.
> > >
> > >
> > >  > Date: Sat, 16 Mar 2013 10:21:08 +1100
> > > > Subject: Null Pointer Exception when i use execand Wait with file
> upload
> > > > From: stalin.pranava@gmail.com
> > > > To: user@struts.apache.org
> > > >
> > > > Hello I am trying to use execandWait interceptor with fileUpload
> > > > interceptor as below. i tried completestack in place of default and
> i get
> > > > Null pointer exception.
> > > >
> > > >
> > > > <action name="File_singleUpload"
> class="employee.SingleFileUploadAction"
> > > > method="upload">
> > > >             <interceptor-ref name="fileUpload">
> > > >                 <param name="maximumSize">1000000000</param>
> > > >                 <param name="allowedTypes">
> > > >                     image/gif,image/jpeg,image/png
> > > >                 </param>
> > > >             </interceptor-ref>
> > > >             <interceptor-ref name="defaultStack"/>
> > > >             <interceptor-ref name="execAndWait">
> > > >                 <param name="delay">1500</param>
> > > >             </interceptor-ref>
> > > >             <result name="wait">/jsp/wait.jsp</result>
> > > >             <result name="success">/jsp/SingleUpload.jsp</result>
> > > >         </action>
> > > >
> > > >
> > > > java.lang.NullPointerException
> > > >
> > >
> org.apache.struts2.ServletActionContext.getServletContext(ServletActionContext.java:139)
> > > >
> > > employee.SingleFileUploadAction.upload(SingleFileUploadAction.java:58)
> > > >       sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> > > >
> > >
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
> > > >
> > >
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> > > >       java.lang.reflect.Method.invoke(Method.java:597)
> > > >
> > >
> com.opensymphony.xwork2.DefaultActionInvocation.invokeAction(DefaultActionInvocation.java:446)
> > > >
> > >
> com.opensymphony.xwork2.DefaultActionInvocation.invokeActionOnly(DefaultActionInvocation.java:285)
> > > >
> > >
> org.apache.struts2.interceptor.BackgroundProcess$1.run(BackgroundProcess.java:57)
> > > >       java.lang.Thread.run(Thread.java:680)
> > > >
> > > >
> > > >
> > > > Please advise what i can do.
> > > >
> > > >
> > > > --
> > > > Warm Regards
> > > > Pranava S Balugari
> > > >
> > > > "Keep Looking Don't Settle"
> > >
> > >
> >
> >
> >
> > --
> > Warm Regards
> > Pranava S Balugari
> >
> > "Keep Looking Don't Settle"
>
>



-- 
Warm Regards
Pranava S Balugari

"Keep Looking Don't Settle"

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