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From Muneer Malik <tutti...@gmail.com>
Subject Re: struts2 problem when file download dialog is closed
Date Wed, 11 Apr 2012 01:18:24 GMT
when the dialog closes, are you still calling the action ? 



Best,
Muneer Malik

On Apr 10, 2012, at 3:29 PM, svetlana.roslyakova@bnymellon.com wrote:

> Hi,
> 
> I've created a struts2 application that creates text file and displays the 
> file download dialog for the user to open or save it.
> It works fine if the user opens or saves it, but if the user closes the 
> file download dialog the program logs the following error:
> 
> Servlet failed with Exception
> java.lang.IllegalStateException: Response already committed
>        at 
> weblogic.servlet.internal.ServletResponseImpl.objectIfCommitted(Servl
> etResponseImpl.java:1422)
>        at 
> weblogic.servlet.internal.ServletResponseImpl.sendError(ServletRespon
> seImpl.java:580)
>        at 
> org.apache.struts2.dispatcher.Dispatcher.sendError(Dispatcher.java:77
> 1)
>        at 
> org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.jav
> a:506)
>        at 
> org.apache.struts2.dispatcher.FilterDispatcher.doFilter(FilterDispatc
> her.java:395)
>        Truncated. see log file for complete stacktrace
>> 
> 
> My struts.xml file code is as follows:
> 
> <action name="AdmExport" class="ConfigAction" method="export">
>            <result name="success" type="stream"> 
>            <param name="contentType">application/octet-stream</param>
>                <param name="inputName">inputStream</param>
>                <param 
> name="contentDisposition">attachment;filename="tempExport.txt"</param>
>                <param name="bufferSize">1024</param> 
>           </result>
>        </action>
> 
> My action class code is as follows:
> 
> import org.apache.struts2.interceptor.SessionAware;
> import com.opensymphony.xwork2.ActionContext;
> import com.opensymphony.xwork2.ActionSupport;
> 
> 
> public class ConfigAction extends ActionSupport  implements SessionAware
> {
> 
> public void setInputStream(InputStream inputStream) {
>                this.inputStream = inputStream;
>        }
> public InputStream getInputStream() {
>                return inputStream;
>        }
> 
> public String export() throws Exception {
> 
>                try
>                { 
>                  // code to create tempExport.txt file 
> 
>                        File exportFile = new File("./tempExport.txt");
>                        setInputStream(new FileInputStream(exportFile));
>                        exportFile.delete();
>                }
>                catch (Exception ex)
>                { 
>                        ex.printStackTrace();
>                }
> 
>                return SUCCESS;
>        } 
> }
> 
> Any ideas as how to fix the issue will be greatly appreciated.
> 
> Thanks,
> 
> Svetlana Roslyakova ·  The Bank of New York Mellon 
> Regulatory Systems · Tel 212.815.8043 · svetlana.roslyakova@bnymellon.com
> 
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