Re: Form + servlet + Firefox does not work

Server side does not throw any exception. Regarding the firebug, I
don't know how to look for what the browser sends... how can I do
this?

On 4 dic, 10:41, Martin Trummer <martin.trum...@24act.at> wrote:
> so does your applet actually get called
> i mean: when you upload a file in FF, is the doPost
> method called?
>
> maybe you should throw in some log statements and
> maybe try to catch all Exceptions in the do post
> just to log it
>
> you could also use firebug to check what the client
> actually sends to the server
>
> On 3 Dez., 20:21, Lena <lena.he...@gmail.com> wrote:
>
> > I'm writing a gwt site with a form using components from both gwt and
> > gwt-ext. Since I need to send a file I can't use gwt's RPC services
> > (GWTServletService), so I use a java servlet. I tried it in hosted
> > mode and with IE6 and I recieve data properly. However, using firefox
> > the servlet does not recieve anything.
>
> > This is the gwt code corresponding to the form:
>
> >             final FormPanel uploadForm = new FormPanel();
> >             uploadForm.setAction(GWT.getModuleBaseURL() +
> > "UploadFileServlet1");
> >             uploadForm.setEncoding(FormPanel.ENCODING_MULTIPART);
> >             uploadForm.setMethod(FormPanel.METHOD_POST);
> >             uploadForm.addFormHandler(new FormHandler(){
> >                 public void onSubmit(FormSubmitEvent event){
>
> >                 }
>
> >                 public void onSubmitComplete(FormSubmitCompleteEvent event){
> >                         //getExistBD();
> >                         //wait.hide();
> >                         //MessageBox.alert(event.getResults());
> >                 }
> >           });
>
> >             // Create a FormPanel and point it at a service.
> >             final com.gwtext.client.widgets.form.FormPanel inUploadForm = new
> > com.gwtext.client.widgets.form.FormPanel();
> >             inUploadForm.setPaddings(10);
> >             inUploadForm.setLabelWidth(150);
>
> >             FileUpload file = new FileUpload();
> >             file.setName("file");
> >             file.addStyleName("margin");
>
> >             FieldSet fsBD = new FieldSet("Guardar en");
> >             fsBD.addStyleName("fieldSet");
>
> >             final Store statesStore = new SimpleStore(new String[]{"en",
> > "es"}, getStates());
> >             statesStore.load();
>
> >             ComboBox cbSaveMode = new ComboBox("Tipo de base de datos",
> > "saveMode", 200);
> >             cbSaveMode.setEmptyText("Seleccionar...");
> >             cbSaveMode.setStore(statesStore);
> >             cbSaveMode.setDisplayField("es");
> >             cbSaveMode.setValueField("en");
> >             cbSaveMode.setReadOnly(true);
> >             cbSaveMode.setForceSelection(true);
> >             cbSaveMode.setMode(ComboBox.LOCAL);
> >             cbSaveMode.setTriggerAction(ComboBox.ALL);
> >             cbSaveMode.setBlankText("Este campo es obligatorio");
> >             cbSaveMode.addListener(new ComboBoxListenerAdapter(){
> >                 public void onSelect(ComboBox comboBox, Record record, int index)
> > {
> >                         cbBD.setValue("");
> >                         existBDStore.filter("en", comboBox.getValue());
>
> >                         //if(comboBox.getValue().equals("public")){
> >                         //      cbBD.setStore(existPublicBDStore);
> >                         //}else if(comboBox.getValue().equals("private")){
> >                         //      cbBD.setStore(existPrivateBDStore);
> >                         //}
> >                 }
> >             });
>
> >             cbBD = new ComboBox("", "nameExistBD", 200);
> >             cbBD.setEmptyText("Seleccionar...");
> >             cbBD.setDisplayField("name");
> >             cbBD.setValueField("id");
> >             cbBD.setLinked(true);
> >             cbBD.setMode(ComboBox.LOCAL);
> >             cbBD.setTriggerAction(ComboBox.ALL);
> >             cbBD.setReadOnly(true);
> >             cbBD.setForceSelection(true);
>
> >             final TextField nameField = new TextField("", "nameNewBD", 200);
> >             nameField.disable();
>
> >             final Radio rExist = new Radio("Base de datos existente", "bd");
> >             rExist.setChecked(true);
> >             rExist.setHideLabel(true);
>
> >             final Radio rNew = new Radio("Nueva base de datos", "bd");
> >             rNew.setChecked(false);
> >             rNew.setHideLabel(true);
>
> >             rExist.addListener(new CheckboxListenerAdapter(){
> >                 public void onCheck(Checkbox field, boolean checked){
> >                         if(checked == true){
> >                                 cbBD.enable();
> >                                 nameField.disable();
> >                         }
> >                 }
> >             });
>
> >             rNew.addListener(new CheckboxListenerAdapter(){
> >                 public void onCheck(Checkbox field, boolean checked){
> >                         if(checked == true){
> >                                 cbBD.disable();
> >                                 nameField.enable();
> >                         }
> >                 }
> >             });
>
> >             fsBD.add(cbSaveMode);
> >             fsBD.add(rExist);
> >             fsBD.add(cbBD);
> >             fsBD.add(rNew);
> >             fsBD.add(nameField);
>
> >             Button uploadSubmitButton = new Button("Submit", new
> > ButtonListenerAdapter(){
> >                 public void onClick(Button button, EventObject e) {
> >                         uploadForm.submit();
> >                 }
> >         });
>
> >             inUploadForm.add(file);
> >             inUploadForm.add(fsBD);
> >             inUploadForm.add(uploadSubmitButton);
>
> >             uploadForm.add(inUploadForm);
>
> >             return uploadForm;
>
> > And here's the java servlet code:
>
> >            protected void doPost(HttpServletRequest request,
> > HttpServletResponse response) throws ServletException, IOException {
>
> >             FileItemFactory factory = new DiskFileItemFactory();
> >             ServletFileUpload upload = new ServletFileUpload(factory);
>
> >             try {
> >                 List items = upload.parseRequest(request);
> >                 Iterator it = items.iterator();
>
> >                 while (it.hasNext()) {
> >                         FileItem item = (FileItem) it.next();
> >                         if (!item.isFormField() && "file".equals(item.getFieldName())){
> >                                 file = item.getInputStream();
> >                         }else if("saveMode".equals(item.getFieldName())){
> >                                 saveMode = Streams.asString(item.getInputStream());
> >                         }else if("nameExistBD".equals(item.getFieldName())){
> >                                 existBD = Streams.asString(item.getInputStream());
> >                         }else if("nameNewBD".equals(item.getFieldName())){
> >                                 nameBD = Streams.asString(item.getInputStream());
> >                         }
> >                 }
> >             }catch(FileUploadException e){
> >                 e.printStackTrace();
> >             }catch(IOException ioe){
> >                 ioe.printStackTrace();
> >             }
> >         }
>
> > I've been trying to find out what happens for days and I don't
> > understand what happens. If someone can help me I will ve very
> > grateful.
>
> > Thanks in advance
>
>

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