List of usage examples for org.apache.commons.fileupload FileItemStream isFormField
boolean isFormField();
FileItem instance represents a simple form field. From source file:ru.arch_timeline.spring.multipart.StreamingMultipartResolver.java
public MultipartHttpServletRequest resolveMultipart(HttpServletRequest request) throws MultipartException { // Create a new file upload handler ServletFileUpload upload = new ServletFileUpload(); upload.setFileSizeMax(maxUploadSize); String encoding = determineEncoding(request); //Map<String, MultipartFile> multipartFiles = new HashMap<String, MultipartFile>(); Map<String, String[]> multipartParameters = new HashMap<String, String[]>(); Map<String, String> multipartContentTypes = new HashMap<String, String>(); MultiValueMap<String, MultipartFile> multipartFiles = new LinkedMultiValueMap<String, MultipartFile>(); // Parse the request try {//from w ww . ja va 2s. c om FileItemIterator iter = upload.getItemIterator(request); while (iter.hasNext()) { FileItemStream item = iter.next(); String name = item.getFieldName(); InputStream stream = item.openStream(); if (item.isFormField()) { String value = Streams.asString(stream, encoding); String[] curParam = (String[]) multipartParameters.get(name); if (curParam == null) { // simple form field multipartParameters.put(name, new String[] { value }); } else { // array of simple form fields String[] newParam = StringUtils.addStringToArray(curParam, value); multipartParameters.put(name, newParam); } } else { // Process the input stream MultipartFile file = new StreamingMultipartFile(item); multipartFiles.add(name, file); multipartContentTypes.put(name, file.getContentType()); } } } catch (IOException e) { throw new MultipartException("something went wrong here", e); } catch (FileUploadException e) { throw new MultipartException("something went wrong here", e); } return new DefaultMultipartHttpServletRequest(request, multipartFiles, multipartParameters, multipartContentTypes); }
From source file:rurales.FileUploadRural.java
/** * Handles the HTTP <code>POST</code> method. * * @param request servlet request//from www .ja v a 2s .c om * @param response servlet response * @throws ServletException if a servlet-specific error occurs * @throws IOException if an I/O error occurs */ @Override protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { ConectionDB con = new ConectionDB(); response.setContentType("text/html"); PrintWriter out = response.getWriter(); String Unidad = ""; boolean isMultiPart = ServletFileUpload.isMultipartContent(request); if (isMultiPart) { ServletFileUpload upload = new ServletFileUpload(); try { HttpSession sesion = request.getSession(true); FileItemIterator itr = upload.getItemIterator(request); while (itr.hasNext()) { FileItemStream item = itr.next(); if (item.isFormField()) { String fielName = item.getFieldName(); InputStream is = item.openStream(); byte[] b = new byte[is.available()]; is.read(b); String value = new String(b); response.getWriter().println(fielName + ":" + value + "<br/>"); } else { String path = getServletContext().getRealPath("/"); if (FileUpload.processFile(path, item)) { //response.getWriter().println("file uploaded successfully"); if (lee.obtieneArchivo(path, item.getName())) { out.println("<script>alert('Se carg el Folio Correctamente')</script>"); out.println("<script>window.location='requerimiento.jsp'</script>"); } //response.sendRedirect("cargaFotosCensos.jsp"); } else { //response.getWriter().println("file uploading falied"); //response.sendRedirect("cargaFotosCensos.jsp"); } } } } catch (FileUploadException fue) { fue.printStackTrace(); } out.println("<script>alert('No se pudo cargar el Folio, verifique las celdas')</script>"); out.println("<script>window.location='requerimiento.jsp'</script>"); //response.sendRedirect("carga.jsp"); } /* * Para insertar el excel en tablas */ }
From source file:temporal.web.DemoServlet.java
void generateOutput(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException { InputStream in = null;/*from ww w . j a v a2 s . c om*/ OutputStream out = null; try { response.setContentType(mDemo.responseType()); out = response.getOutputStream(); @SuppressWarnings("unchecked") // bad inherited API from commons Properties properties = mapToProperties((Map<String, String[]>) request.getParameterMap()); String reqContentType = request.getContentType(); if (reqContentType == null || reqContentType.startsWith("text/plain")) { properties.setProperty("inputType", "text/plain"); String reqCharset = request.getCharacterEncoding(); if (reqCharset != null) properties.setProperty("inputCharset", reqCharset); in = request.getInputStream(); } else if (reqContentType.startsWith("application/x-www-form-urlencoded")) { String codedText = request.getParameter("inputText"); byte[] bytes = codedText.getBytes("ISO-8859-1"); in = new ByteArrayInputStream(bytes); } else if (ServletFileUpload.isMultipartContent(new ServletRequestContext(request))) { FileItemFactory factory = new DiskFileItemFactory(); ServletFileUpload uploader = new ServletFileUpload(factory); FileItemIterator it = uploader.getItemIterator(request); /* @SuppressWarnings("unchecked") // bad commons API /* List<FileItem> items = (List<FileItem>) uploader.parseRequest(request); Iterator<FileItem> it = items.iterator();*/ while (it.hasNext()) { log("found item"); FileItemStream item = it.next(); InputStream stream = item.openStream(); if (item.isFormField()) { String key = item.getFieldName(); // String val = item.getString(); String val = org.apache.commons.fileupload.util.Streams.asString(stream); properties.setProperty(key, val); } else { byte[] bytes = org.apache.commons.fileupload.util.Streams.asString(stream).getBytes(); in = new ByteArrayInputStream(bytes); } } } else { System.out.println("unexpected content type"); String msg = "Unexpected request content" + reqContentType; throw new ServletException(msg); } mDemo.process(in, out, properties); } catch (FileUploadException e) { throw new ServletException(e); } finally { Streams.closeQuietly(in); Streams.closeQuietly(out); } }
From source file:uk.ac.ebi.sail.server.service.UploadSvc.java
protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws IOException { // Check that we have a file upload request boolean isMultipart = ServletFileUpload.isMultipartContent(req); // Create a new file upload handler ServletFileUpload upload = new ServletFileUpload(); String res = null;/*w w w . j a v a2s . com*/ int studyID = -1; int collectionID = -1; String fileContent = null; String upType = null; try { // Parse the request FileItemIterator iter = upload.getItemIterator(req); while (iter.hasNext()) { FileItemStream item = iter.next(); String name = item.getFieldName(); InputStream stream = item.openStream(); if (item.isFormField()) { if ("CollectionID".equals(name)) { try { collectionID = Integer.parseInt(Streams.asString(stream)); } catch (Exception e) { } } if ("StudyID".equals(name)) { try { studyID = Integer.parseInt(Streams.asString(stream)); } catch (Exception e) { } } else if ("UploadType".equals(name)) { upType = Streams.asString(stream); } // System.out.println("Form field " + name + " with value " + Streams.asString(stream) + " detected."); } else { // System.out.println("File field " + name + " with file name " + item.getName() + " detected."); InputStream uploadedStream = item.openStream(); ByteArrayOutputStream baos = new ByteArrayOutputStream(); StreamPump.doPump(uploadedStream, baos); byte[] barr = baos.toByteArray(); if ((barr[0] == -1 && barr[1] == -2) || (barr[0] == -2 && barr[1] == -1)) fileContent = new String(barr, "UTF-16"); else fileContent = new String(barr); } } } catch (Exception ex) { res = ex.getMessage(); ex.printStackTrace(); } if (fileContent != null) { if ("AvailabilityData".equals(upType)) { if (collectionID != -1) { try { DataManager.getInstance().importData(fileContent, collectionID); } catch (Exception ex) { res = ex.getMessage(); ex.printStackTrace(); } } else res = "Invalid or absent collection ID"; } else if ("RelationMap".equals(upType)) { try { DataManager.getInstance().importRelations(new String(fileContent)); } catch (Exception ex) { res = ex.getMessage(); ex.printStackTrace(); } } else if ("Study2SampleRelation".equals(upType)) { try { DataManager.getInstance().importSample2StudyRelations(new String(fileContent), studyID, collectionID); } catch (Exception ex) { res = ex.getMessage(); ex.printStackTrace(); } } else { try { DataManager.getInstance().importParameters(fileContent); } catch (ParseException pex) { res = "Line " + pex.getLineNumber() + ": " + pex.getMessage(); } catch (Exception ex) { res = ex.getMessage(); ex.printStackTrace(); } } } else { res = "File content not found"; } JSONObject response = null; try { response = new JSONObject(); response.put("success", res == null); response.put("error", res == null ? "uploaded successfully" : res); response.put("code", "232"); } catch (Exception e) { } Writer w = new OutputStreamWriter(resp.getOutputStream()); w.write(response.toString()); System.out.println(response.toString()); w.close(); resp.setStatus(HttpServletResponse.SC_OK); }
From source file:us.mn.state.health.lims.analyzerimport.action.AnalyzerImportServlet.java
@Override protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { String password = null;//w w w . j av a 2 s. c o m String user = null; AnalyzerReader reader = null; boolean fileRead = false; InputStream stream = null; try { ServletFileUpload upload = new ServletFileUpload(); FileItemIterator iterator = upload.getItemIterator(request); while (iterator.hasNext()) { FileItemStream item = iterator.next(); stream = item.openStream(); String name = null; if (item.isFormField()) { if (PASSWORD.equals(item.getFieldName())) { password = streamToString(stream); } else if (USER.equals(item.getFieldName())) { user = streamToString(stream); } } else { name = item.getName(); reader = AnalyzerReaderFactory.getReaderFor(name); if (reader != null) { fileRead = reader.readStream(new InputStreamReader(stream)); } } stream.close(); } } catch (Exception ex) { throw new ServletException(ex); } finally { if (stream != null) { try { stream.close(); } catch (IOException e) { // LOG.warning(e.toString()); } } } if (GenericValidator.isBlankOrNull(user) || GenericValidator.isBlankOrNull(password)) { response.getWriter().print("missing user"); response.setStatus(HttpServletResponse.SC_PARTIAL_CONTENT); return; } if (!userValid(user, password)) { response.getWriter().print("invalid user/password"); response.setStatus(HttpServletResponse.SC_FORBIDDEN); return; } if (fileRead) { boolean successful = reader.insertAnalyzerData(systemUserId); if (successful) { response.getWriter().print("success"); response.setStatus(HttpServletResponse.SC_OK); return; } else { response.getWriter().print(reader.getError()); response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR); } } else { response.getWriter().print(reader.getError()); response.setStatus(HttpServletResponse.SC_BAD_REQUEST); return; } }
From source file:zutil.jee.upload.AjaxFileUpload.java
@SuppressWarnings("unchecked") protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { FileUploadListener listener = new FileUploadListener(); try {//from w w w.j ava 2 s .c o m // Initiate list and HashMap that will contain the data HashMap<String, String> fields = new HashMap<String, String>(); ArrayList<FileItem> files = new ArrayList<FileItem>(); // Add the listener to the session HttpSession session = request.getSession(); LinkedList<FileUploadListener> list = (LinkedList<FileUploadListener>) session .getAttribute(SESSION_FILEUPLOAD_LISTENER); if (list == null) { list = new LinkedList<FileUploadListener>(); session.setAttribute(SESSION_FILEUPLOAD_LISTENER, list); } list.add(listener); // Create a factory for disk-based file items DiskFileItemFactory factory = new DiskFileItemFactory(); if (TEMPFILE_PATH != null) factory.setRepository(TEMPFILE_PATH); // Create a new file upload handler ServletFileUpload upload = new ServletFileUpload(factory); upload.setProgressListener(listener); // Set overall request size constraint //upload.setSizeMax(yourMaxRequestSize); // Parse the request FileItemIterator it = upload.getItemIterator(request); while (it.hasNext()) { FileItemStream item = it.next(); // Is the file type allowed? if (!item.isFormField() && !ALLOWED_EXTENSIONS.contains(FileUtil.getFileExtension(item.getName()).toLowerCase())) { String msg = "Filetype '" + FileUtil.getFileExtension(item.getName()) + "' is not allowed!"; logger.warning(msg); listener.setStatus(Status.Error); listener.setFileName(item.getName()); listener.setMessage(msg); return; } listener.setFileName(item.getName()); FileItem fileItem = factory.createItem(item.getFieldName(), item.getContentType(), item.isFormField(), item.getName()); // Read the file data Streams.copy(item.openStream(), fileItem.getOutputStream(), true); if (fileItem instanceof FileItemHeadersSupport) { final FileItemHeaders fih = item.getHeaders(); ((FileItemHeadersSupport) fileItem).setHeaders(fih); } //Handle the item if (fileItem.isFormField()) { fields.put(fileItem.getFieldName(), fileItem.getString()); } else { files.add(fileItem); logger.info("Recieved file: " + fileItem.getName() + " (" + StringUtil.formatByteSizeToString(fileItem.getSize()) + ")"); } } // Process the upload listener.setStatus(Status.Processing); doUpload(request, response, fields, files); // Done listener.setStatus(Status.Done); } catch (Exception e) { logger.log(Level.SEVERE, null, e); listener.setStatus(Status.Error); listener.setFileName(""); listener.setMessage(e.getMessage()); } }