File are saved into a folder that I choose.
I look into a folder when application make a upload call.
But image doesn't appear when open a album widget...
2009/1/14, Daniele <dany.hat...@gmail.com>:
> I try some.
> Thanks.
>
> Daniele.
>
> 2009/1/14, gregor <greg.power...@googlemail.com>:
>>
>> There's nothing obviously wrong with this, and the fact that the
>> uploaded photo appears when you restart server supports that. Next
>> obvious thing to eliminate may be to check exactly where on your disk
>> the uploaded photo is actually written to. Perhaps it is not where you
>> expect, and what is happening is that it is being copied over to the
>> "right" location as part of your deployment/hosted mode running
>> procedure when you restart server. If you upload a photo and then
>> check where it goes while the app is still running, you should be able
>> to confirm that one way or another.
>>
>> On Jan 14, 1:52 pm, Daniele <dany.hat...@gmail.com> wrote:
>>> Code of upload
>>>
>>> [CODE]
>>> package com.webphotogallery.server;
>>>
>>> import java.io.File;
>>> import java.io.IOException;
>>> import java.io.PrintWriter;
>>> import java.util.Iterator;
>>> import java.util.List;
>>>
>>> import javax.servlet.ServletException;
>>> import javax.servlet.http.HttpServlet;
>>> import javax.servlet.http.HttpServletRequest;
>>> import javax.servlet.http.HttpServletResponse;
>>>
>>> import org.apache.commons.fileupload.FileItem;
>>> import org.apache.commons.fileupload.FileItemFactory;
>>> import org.apache.commons.fileupload.FileUploadException;
>>> import org.apache.commons.fileupload.disk.DiskFileItemFactory;
>>> import org.apache.commons.fileupload.servlet.FileCleanerCleanup;
>>> import org.apache.commons.fileupload.servlet.ServletFileUpload;
>>> import org.apache.commons.io.FileCleaningTracker;
>>>
>>> public class UploadPhoto extends HttpServlet{
>>>
>>> /*
>>> *
>>> */
>>>
>>> private static final long serialVersionUID = 144332L;
>>>
>>> public void service(HttpServletRequest
>>> request,HttpServletResponse
>>> response)
>>> throws ServletException, IOException {
>>>
>>> FileItemFactory factory = new DiskFileItemFactory();
>>> ServletFileUpload upload = new
>>> ServletFileUpload(factory);
>>> String UPLOAD_DIRECTORY =
>>> "./src/com/webphotogallery/public/wpgimg/album/";
>>> //String UPLOAD_DIRECTORY = "wpgimg/album/";
>>>
>>> List<FileItem> items = null;
>>>
>>> try {
>>> items = upload.parseRequest(request);
>>> }
>>> catch (FileUploadException e) {
>>> e.printStackTrace();
>>> }
>>>
>>> Iterator iter = items.iterator();
>>> while(iter.hasNext())
>>> {
>>> FileItem it = (FileItem)iter.next();
>>>
>>> if(it.isFormField())
>>> UPLOAD_DIRECTORY+=it.getString()
>>> +
>>> "/";
>>>
>>> else
>>> {
>>> File uploadedFile = new
>>> File(UPLOAD_DIRECTORY + it.getName());
>>>
>>> try{
>>> it.write(uploadedFile);
>>> }catch (Exception e) {
>>> e.printStackTrace();
>>> }
>>> }
>>> }
>>> }}
>>>
>>> [/CODE]
>>>
>>> Code of servlet wich return String[] of images
>>> [CODE]
>>>
>>> package com.webphotogallery.server;
>>>
>>> import java.io.File;
>>>
>>> import com.google.gwt.user.server.rpc.RemoteServiceServlet;
>>> import com.webphotogallery.client.LoadPhotoFromAlbum;
>>>
>>> public class LoadPhotoFromAlbumImpl extends RemoteServiceServlet
>>> implements LoadPhotoFromAlbum{
>>>
>>> /**
>>> *
>>> */
>>> private static final long serialVersionUID = 403L;
>>>
>>> public String[] getImageName(String category) {
>>>
>>> File photo = new
>>> File("src/com/webphotogallery/public/wpgimg/album/"
>>> + category);
>>> //File photo = new File("wpgimg/album/" + category);
>>>
>>> String[] photoList = photo.list();
>>>
>>> return photoList;
>>> }
>>>
>>> }
>>>
>>> [/CODE]
>>>
>>> Daniele.
>>>
>>> 2009/1/14, gregor <greg.power...@googlemail.com>:
>>>
>>>
>>>
>>> > Perhaps you are building a data structure to hold a map of image names
>>> > for the different albums that is done once and once only in one of
>>> > your servlets? That would explain why when you add a new image it does
>>> > not appear on your album lists until you restart the server.
>>>
>>> > If you post the code for your file upload servlet (the one that
>>> > uploads a new image) and your RPC servlet that returns lists of image
>>> > names for a given album, we might be able to help you sort it out
>>>
>>> > regards
>>> > gregor
>>>
>>> > On Jan 14, 8:56 am, mon3y <darkside...@hotmail.com> wrote:
>>> >> Hmmm..i just read that and it confused me
>>>
>>> >> What i meant to say is. Every time you send a photo to your servlet
>>> >> add a timestamp
>>>
>>> >> myPhoto + System.getCurrentTime() + . jpg;
>>>
>>> >> Then your are going to have to keep and array of timestamps for each
>>> >> photo. So when you load the photos you know which timestamp belongs to
>>> >> which photo.
>>>
>>> >> Just an idea.
>>>
>>> >> HTH
>>> >> :)
>>>
>>> >> On Jan 14, 2:02 am, Daniele B <dany.hat...@gmail.com> wrote:
>>>
>>> >> > I've a problem with my photogallery application.
>>> >> > Application work like this:
>>> >> > On textbox enter a album name.
>>> >> > On FileUpload widget, select image to upload on server.
>>> >> > When user click on album widget, program send a GWT-RPC call to a
>>> >> > servlet which send back string array of images URL.
>>> >> > But when I upload a new photo, it's not viewed...only when I restart
>>> >> > application new photo are view.
>>>
>>> >> > Sorry for my english.
>>>
>>> >> > Daniele.
>> >>
>>
>
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