Example usage for org.apache.commons.fileupload.servlet ServletFileUpload getItemIterator

List of usage examples for org.apache.commons.fileupload.servlet ServletFileUpload getItemIterator

Introduction

In this page you can find the example usage for org.apache.commons.fileupload.servlet ServletFileUpload getItemIterator.

Prototype

public FileItemIterator getItemIterator(HttpServletRequest request) throws FileUploadException, IOException 

Source Link

Document

Processes an <a href="http://www.ietf.org/rfc/rfc1867.txt">RFC 1867</a> compliant <code>multipart/form-data</code> stream.

Usage

From source file:com.google.dotorg.translation_workflow.servlet.UploadServlet.java

@Override
public void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException, MalformedURLException {
    String rawProjectId = request.getParameter("projectId");
    try {/*from w  w w .j ava 2s.  com*/
        ServletFileUpload upload = new ServletFileUpload();
        upload.setSizeMax(1048576);
        UserService userService = UserServiceFactory.getUserService();
        User user = userService.getCurrentUser();
        Cloud cloud = Cloud.open();

        int projectId = Integer.parseInt(rawProjectId);
        Project project = cloud.getProjectById(projectId);
        TextValidator nameValidator = TextValidator.BRIEF_STRING;
        String invalidRows = "";
        int validRows = 0;

        try {
            FileItemIterator iterator = upload.getItemIterator(request);
            int articlesLength = 0;
            while (iterator.hasNext()) {
                FileItemStream item = iterator.next();
                InputStream in = item.openStream();

                if (item.isFormField()) {
                } else {
                    String fieldName = item.getFieldName();
                    String fileName = item.getName();
                    String contentType = item.getContentType();
                    String fileContents = null;
                    if (!contentType.equalsIgnoreCase("text/csv")) {
                        logger.warning("Invalid filetype upload " + contentType);
                        response.sendRedirect(
                                "/project_overview?project=" + rawProjectId + "&msg=invalid_type");
                    }
                    try {
                        fileContents = IOUtils.toString(in);
                        PersistenceManager pm = cloud.getPersistenceManager();
                        Transaction tx = pm.currentTransaction();
                        tx.begin();
                        String[] lines = fileContents.split("\n");
                        List<Translation> newTranslations = new ArrayList<Translation>();
                        articlesLength = lines.length;
                        validRows = articlesLength;
                        int lineNo = 0;
                        for (String line : lines) {
                            lineNo++;
                            line = line.replaceAll("\",", "\";");
                            line = line.replaceAll("\"", "");
                            String[] fields = line.split(";");
                            String articleName = fields[0].replace("_", " ");
                            articleName = nameValidator.filter(URLDecoder.decode(articleName));
                            try {
                                URL url = new URL(fields[1]);
                                String category = "";
                                String difficulty = "";
                                if (fields.length > 2) {
                                    category = nameValidator.filter(fields[2]);
                                }
                                if (fields.length > 3) {
                                    difficulty = nameValidator.filter(fields[3]);
                                }
                                Translation translation = project.createTranslation(articleName, url.toString(),
                                        category, difficulty);
                                newTranslations.add(translation);
                            } catch (MalformedURLException e) {
                                validRows--;
                                invalidRows = invalidRows + "," + lineNo;
                                logger.warning("Invalid URL : " + fields[1]);

                            }
                        }
                        pm.makePersistentAll(newTranslations);
                        tx.commit();
                    } finally {
                        IOUtils.closeQuietly(in);
                    }

                }
            }
            cloud.close();
            logger.info(validRows + " of " + articlesLength + " articles uploaded from csv to the project "
                    + project.getId() + " by User :" + user.getUserId());
            if (invalidRows.length() > 0) {
                response.sendRedirect(
                        "/project_overview?project=" + rawProjectId + "&_invalid=" + invalidRows.substring(1));
            } else {
                response.sendRedirect("/project_overview?project=" + rawProjectId);
            }
            /*response.sendRedirect("/project_overview?project=" + rawProjectId +
                "&_invalid=" + invalidRows.substring(1));*/
        } catch (SizeLimitExceededException e) {

            logger.warning("Exceeded the maximum size (" + e.getPermittedSize() + ") of the file ("
                    + e.getActualSize() + ")");
            response.sendRedirect("/project_overview?project=" + rawProjectId + "&msg=size_exceeded");
        }
    } catch (Exception ex) {
        logger.info("String " + ex.toString());
        throw new ServletException(ex);

    }
}

From source file:edu.stanford.epad.epadws.handlers.dicom.DSOUtil.java

public static boolean handleDSOFramesEdit(String projectID, String subjectID, String studyUID, String seriesUID,
        String imageUID, HttpServletRequest httpRequest, PrintWriter responseStream) { // See http://www.tutorialspoint.com/servlets/servlets-file-uploading.htm
    boolean uploadError = false;

    log.info("Received DSO edit request for series " + seriesUID);
    String confirm = dcm4CheeDatabaseOperations.getSeriesUIDForImage(imageUID);
    //ml if ui do not know series uid (new dso)
    if (seriesUID.equals("*")) {
        seriesUID = confirm;/*from   ww  w. ja v a2s.c  om*/
    }
    //ml if ui do not know study uid (new dso)
    if (studyUID.equals("*")) {
        studyUID = dcm4CheeDatabaseOperations.getStudyUIDForSeries(seriesUID);
    }
    if (!confirm.equals(seriesUID)) {
        log.warning("Invalid ImageUID for series:" + seriesUID);
        return true;
    }
    try {
        ServletFileUpload servletFileUpload = new ServletFileUpload();
        FileItemIterator fileItemIterator = servletFileUpload.getItemIterator(httpRequest);

        DSOEditRequest dsoEditRequest = null;
        String editedFrameNumbers = httpRequest.getParameter("editedFrameNumbers");
        if (editedFrameNumbers == null || editedFrameNumbers.length() == 0) {
            dsoEditRequest = extractDSOEditRequest(fileItemIterator);
            //ui doesn't send editedFrameNumbers, but the series uid is *
            if (dsoEditRequest.seriesUID.equals("*")) {
                dsoEditRequest.seriesUID = confirm;
            }
            if (dsoEditRequest.studyUID.equals("*")) {
                dsoEditRequest.studyUID = dcm4CheeDatabaseOperations.getStudyUIDForSeries(seriesUID);
            }
        } else {
            log.info("Uploaded mask frame numbers:" + editedFrameNumbers);
            String[] frameNumbers = editedFrameNumbers.split(",");
            List<Integer> numbers = new ArrayList<Integer>();
            for (String frameNumber : frameNumbers) {
                if (frameNumber.trim().length() == 0)
                    continue;
                numbers.add(new Integer(frameNumber.trim()));
            }
            dsoEditRequest = new DSOEditRequest(projectID, subjectID, studyUID, seriesUID, imageUID,
                    httpRequest.getParameter("aimID"), numbers);
        }

        if (dsoEditRequest != null) {
            //need to pass this all the way to segmentation writer, put into edit request
            String property = httpRequest.getParameter("property");
            String color = httpRequest.getParameter("color");
            dsoEditRequest.property = property;
            dsoEditRequest.color = color;

            log.info("DSOEditRequest, imageUID:" + dsoEditRequest.imageUID + " aimID:" + dsoEditRequest.aimID
                    + " number Frames:" + dsoEditRequest.editedFrameNumbers.size());
            EpadDatabaseOperations epadDatabaseOperations = EpadDatabase.getInstance()
                    .getEPADDatabaseOperations();
            String username = httpRequest.getParameter("username");
            EPADAIM aim = epadDatabaseOperations.getAIM(dsoEditRequest.aimID);
            if (aim != null && username != null) {
                EpadProjectOperations projectOperations = DefaultEpadProjectOperations.getInstance();
                if (!projectOperations.isAdmin(username) && !username.equals(aim.userName)
                        && !projectOperations.isOwner(username, projectID)) {
                    log.warning("No permissions to update AIM:" + aim.aimID + " for user " + username);
                    throw new Exception("No permissions to update AIM:" + aim.aimID + " for user " + username);
                }
            }
            List<File> editedFramesPNGMaskFiles = HandlerUtil.extractFiles(fileItemIterator, "DSOEditedFrame",
                    ".PNG");
            if (editedFramesPNGMaskFiles.isEmpty()) {
                log.warning("No PNG masks supplied in DSO edit request for image " + imageUID + " in series "
                        + seriesUID);
                uploadError = true;
            } else {
                log.info("Extracted " + editedFramesPNGMaskFiles.size()
                        + " file mask(s) for DSO edit for image " + imageUID + " in  series " + seriesUID);
                if (editedFramesPNGMaskFiles.size() != dsoEditRequest.editedFrameNumbers.size())
                    throw new IOException("Number of files and frames number do not match");
                //               if (aim != null && (aim.dsoFrameNo == 0 || aim.dsoFrameNo < dsoEditRequest.editedFrameNumbers.get(0))) {
                //                  aim.dsoFrameNo = dsoEditRequest.editedFrameNumbers.get(0);
                //                  epadDatabaseOperations.updateAIMDSOFrameNo(aim.aimID, aim.dsoFrameNo);
                //               }
                DSOEditResult dsoEditResult = DSOUtil.createEditedDSO(dsoEditRequest, editedFramesPNGMaskFiles,
                        aim.seriesUID);
                if (dsoEditResult != null) {
                    log.info("Copying edited frame pngs: " + dsoEditRequest.editedFrameNumbers.size());
                    for (int i = 0; i < dsoEditRequest.editedFrameNumbers.size(); i++) {
                        Integer frameNumber = dsoEditRequest.editedFrameNumbers.get(i);
                        String pngMaskDirectoryPath = baseDicomDirectory + "/studies/" + studyUID + "/series/"
                                + seriesUID + "/images/" + imageUID + "/masks/";
                        String pngMaskFilePath = pngMaskDirectoryPath + frameNumber + ".png";
                        EPADFileUtils.copyFile(editedFramesPNGMaskFiles.get(i), new File(pngMaskFilePath));
                        editedFramesPNGMaskFiles.get(i).delete();
                    }
                    if (dsoEditResult.aimID != null && dsoEditResult.aimID.length() > 0) {
                        if (dsoEditResult.firstFrame != null) {
                            log.info("update aim table dso first frame with " + dsoEditResult.firstFrame
                                    + "for aim " + dsoEditResult.aimID);
                            epadDatabaseOperations.updateAIMDSOFrameNo(dsoEditResult.aimID,
                                    dsoEditResult.firstFrame);
                        }
                        List<ImageAnnotation> aims = AIMQueries.getAIMImageAnnotations(
                                AIMSearchType.ANNOTATION_UID, dsoEditResult.aimID, "admin");
                        if (aims.size() > 0) {

                            log.info("DSO Annotation: " + dsoEditResult.aimID);
                            //                        String sessionID = XNATSessionOperations.getJSessionIDFromRequest(httpRequest);
                            //                        ImageAnnotation imageAnnotation =  aims.get(0);
                            //                        PluginAIMUtil.addSegmentToImageAnnotation(imageAnnotation.getSegmentationCollection().getSegmentationList().get(0).getSopClassUID(), dsoEditResult.imageUID, imageAnnotation.getSegmentationCollection().getSegmentationList().get(0).getReferencedSopInstanceUID(),
                            //                              imageAnnotation);
                            //                        DICOMImageReference dsoDICOMImageReference = PluginAIMUtil.createDICOMImageReference(dsoEditResult.studyUID, dsoEditResult.seriesUID,
                            //                              dsoEditResult.imageUID);
                            //                        imageAnnotation.addImageReference(dsoDICOMImageReference);
                            //                        try {
                            //                           AIMUtil.saveImageAnnotationToServer(imageAnnotation, sessionID);
                            //                        } catch (AimException e) {
                            //                           // TODO Auto-generated catch block
                            //                           e.printStackTrace();
                            //                        } catch (edu.stanford.hakan.aim4api.base.AimException e) {
                            //                           // TODO Auto-generated catch block
                            //                           e.printStackTrace();
                            //                        }
                        }
                    }

                    responseStream.append(dsoEditResult.toJSON());
                } else {
                    log.info("Null return from createEditDSO");
                    uploadError = true;
                }
            }
        } else {
            log.warning("Invalid JSON header in DSO edit request for image " + imageUID + " in  series "
                    + seriesUID);
            uploadError = true;
        }
    } catch (IOException e) {
        log.warning("IO exception handling DSO edits for series " + seriesUID, e);
        uploadError = true;
    } catch (FileUploadException e) {
        log.warning("File upload exception handling DSO edits for series " + seriesUID, e);
        uploadError = true;
    } catch (Exception e) {
        log.warning("Exception handling DSO edits for series " + seriesUID, e);
        uploadError = true;
    }
    if (!uploadError)
        log.info("DSO successfully edited");
    return uploadError;
}

From source file:ai.ilikeplaces.servlets.ServletFileUploads.java

/**
 * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
 *
 * @param request__//from   www  . ja  v a2 s.com
 * @param response__
 * @throws ServletException if a servlet-specific error occurs
 * @throws IOException      if an I/O error occurs
 */
protected void processRequest(final HttpServletRequest request__, final HttpServletResponse response__)
        throws ServletException, IOException {
    response__.setContentType("text/html;charset=UTF-8");
    Loggers.DEBUG.debug(logMsgs.getString("ai.ilikeplaces.servlets.ServletFileUploads.0020"),
            request__.getLocale());
    PrintWriter out = response__.getWriter();

    final ResourceBundle gUI = PropertyResourceBundle.getBundle("ai.ilikeplaces.rbs.GUI");

    try {
        fileUpload: {
            if (!isFileUploadPermitted()) {
                errorTemporarilyDisabled(out);
                break fileUpload;
            }
            processSignOn: {
                final HttpSession session = request__.getSession(false);

                if (session == null) {
                    errorNoLogin(out);
                    break fileUpload;
                } else if (session.getAttribute(ServletLogin.HumanUser) == null) {
                    errorNoLogin(out);
                    break processSignOn;
                }

                processRequestType: {
                    @SuppressWarnings("unchecked")
                    final HumanUserLocal sBLoggedOnUserLocal = ((SessionBoundBadRefWrapper<HumanUserLocal>) session
                            .getAttribute(ServletLogin.HumanUser)).getBoundInstance();
                    try {
                        /*Check that we have a file upload request*/
                        final boolean isMultipart = ServletFileUpload.isMultipartContent(request__);
                        if (!isMultipart) {
                            LoggerFactory.getLogger(ServletFileUploads.class.getName()).error(
                                    logMsgs.getString("ai.ilikeplaces.servlets.ServletFileUploads.0001"));
                            errorNonMultipart(out);

                            break processRequestType;
                        }

                        processRequest: {

                            // Create a new file upload handler
                            final ServletFileUpload upload = new ServletFileUpload();
                            // Parse the request
                            FileItemIterator iter = upload.getItemIterator(request__);
                            boolean persisted = false;

                            loop: {
                                Long locationId = null;
                                String photoDescription = null;
                                String photoName = null;
                                Boolean isPublic = null;
                                Boolean isPrivate = null;
                                boolean fileSaved = false;

                                while (iter.hasNext()) {
                                    FileItemStream item = iter.next();
                                    String name = item.getFieldName();
                                    String absoluteFileSystemFileName = FilePath;

                                    InputStream stream = item.openStream();
                                    @_fix(issue = "Handle no extension files")
                                    String usersFileName = null;
                                    String randomFileName = null;

                                    if (item.isFormField()) {
                                        final String value = Streams.asString(stream);
                                        Loggers.DEBUG.debug(
                                                logMsgs.getString(
                                                        "ai.ilikeplaces.servlets.ServletFileUploads.0002"),
                                                name);
                                        Loggers.DEBUG.debug(
                                                logMsgs.getString(
                                                        "ai.ilikeplaces.servlets.ServletFileUploads.0003"),
                                                value);
                                        if (name.equals("locationId")) {
                                            locationId = Long.parseLong(value);
                                            Loggers.DEBUG.debug((logMsgs.getString(
                                                    "ai.ilikeplaces.servlets.ServletFileUploads.0004")));
                                        }

                                        if (name.equals("photoDescription")) {
                                            photoDescription = value;
                                            Loggers.DEBUG.debug((logMsgs.getString(
                                                    "ai.ilikeplaces.servlets.ServletFileUploads.0005")));
                                        }

                                        if (name.equals("photoName")) {
                                            photoName = value;
                                            Loggers.DEBUG.debug((logMsgs.getString(
                                                    "ai.ilikeplaces.servlets.ServletFileUploads.0006")));
                                        }

                                        if (name.equals("isPublic")) {
                                            if (!(value.equals("true") || value.equals("false"))) {
                                                throw new IllegalArgumentException(logMsgs.getString(
                                                        "ai.ilikeplaces.servlets.ServletFileUploads.0007")
                                                        + value);
                                            }

                                            isPublic = Boolean.valueOf(value);
                                            Loggers.DEBUG.debug((logMsgs.getString(
                                                    "ai.ilikeplaces.servlets.ServletFileUploads.0008")));

                                        }
                                        if (name.equals("isPrivate")) {
                                            if (!(value.equals("true") || value.equals("false"))) {
                                                throw new IllegalArgumentException(logMsgs.getString(
                                                        "ai.ilikeplaces.servlets.ServletFileUploads.0007")
                                                        + value);
                                            }

                                            isPrivate = Boolean.valueOf(value);
                                            Loggers.DEBUG.debug("HELLO, I PROPERLY RECEIVED photoName.");

                                        }

                                    }
                                    if ((!item.isFormField())) {
                                        Loggers.DEBUG.debug((logMsgs.getString(
                                                "ai.ilikeplaces.servlets.ServletFileUploads.0009") + name));
                                        Loggers.DEBUG.debug((logMsgs
                                                .getString("ai.ilikeplaces.servlets.ServletFileUploads.0010")
                                                + item.getName()));
                                        // Process the input stream
                                        if (!(item.getName().lastIndexOf(".") > 0)) {
                                            errorFileType(out, item.getName());
                                            break processRequest;
                                        }

                                        usersFileName = (item.getName().indexOf("\\") <= 1 ? item.getName()
                                                : item.getName()
                                                        .substring(item.getName().lastIndexOf("\\") + 1));

                                        final String userUploadedFileName = item.getName();

                                        String fileExtension = "error";

                                        if (userUploadedFileName.toLowerCase().endsWith(".jpg")) {
                                            fileExtension = ".jpg";
                                        } else if (userUploadedFileName.toLowerCase().endsWith(".jpeg")) {
                                            fileExtension = ".jpeg";
                                        } else if (userUploadedFileName.toLowerCase().endsWith(".png")) {
                                            fileExtension = ".png";
                                        } else {
                                            errorFileType(out, gUI.getString(
                                                    "ai.ilikeplaces.servlets.ServletFileUploads.0019"));
                                            break processRequest;
                                        }

                                        randomFileName = getRandomFileName(locationId);

                                        randomFileName += fileExtension;

                                        final File uploadedFile = new File(
                                                absoluteFileSystemFileName += randomFileName);
                                        final FileOutputStream fos = new FileOutputStream(uploadedFile);
                                        while (true) {
                                            final int dataByte = stream.read();
                                            if (dataByte != -1) {
                                                fos.write(dataByte);
                                            } else {
                                                break;
                                            }

                                        }
                                        fos.close();
                                        stream.close();
                                        fileSaved = true;
                                    }

                                    Loggers.DEBUG.debug(
                                            logMsgs.getString("ai.ilikeplaces.servlets.ServletFileUploads.0011")
                                                    + locationId);
                                    Loggers.DEBUG.debug(
                                            logMsgs.getString("ai.ilikeplaces.servlets.ServletFileUploads.0012")
                                                    + fileSaved);
                                    Loggers.DEBUG.debug(
                                            logMsgs.getString("ai.ilikeplaces.servlets.ServletFileUploads.0013")
                                                    + photoDescription);
                                    Loggers.DEBUG.debug(
                                            logMsgs.getString("ai.ilikeplaces.servlets.ServletFileUploads.0014")
                                                    + photoName);
                                    Loggers.DEBUG.debug(
                                            logMsgs.getString("ai.ilikeplaces.servlets.ServletFileUploads.0015")
                                                    + isPublic);

                                    if (fileSaved && (photoDescription != null)) {
                                        persistData: {
                                            handlePublicPrivateness: {
                                                if ((isPublic != null) && isPublic && (locationId != null)) {
                                                    Return<PublicPhoto> r = DB
                                                            .getHumanCRUDPublicPhotoLocal(true)
                                                            .cPublicPhoto(sBLoggedOnUserLocal.getHumanUserId(),
                                                                    locationId, absoluteFileSystemFileName,
                                                                    photoName, photoDescription,
                                                                    new String(CDN + randomFileName), 4);
                                                    if (r.returnStatus() == 0) {
                                                        successFileName(out, usersFileName, logMsgs.getString(
                                                                "ai.ilikeplaces.servlets.ServletFileUploads.0016"));
                                                    } else {
                                                        errorBusy(out);
                                                    }

                                                } else if ((isPrivate != null) && isPrivate) {
                                                    Return<PrivatePhoto> r = DB
                                                            .getHumanCRUDPrivatePhotoLocal(true)
                                                            .cPrivatePhoto(sBLoggedOnUserLocal.getHumanUserId(),
                                                                    absoluteFileSystemFileName, photoName,
                                                                    photoDescription,
                                                                    new String(CDN + randomFileName));
                                                    if (r.returnStatus() == 0) {
                                                        successFileName(out, usersFileName, "private");
                                                    } else {
                                                        errorBusy(out);
                                                    }
                                                } else {
                                                    throw UNSUPPORTED_OPERATION_EXCEPTION;
                                                }
                                            }
                                        }
                                        /*We got what we need from the loop. Lets break it*/

                                        break loop;
                                    }

                                }

                            }
                            if (!persisted) {
                                errorMissingParameters(out);
                                break processRequest;
                            }

                        }

                    } catch (FileUploadException ex) {
                        Loggers.EXCEPTION.error(null, ex);
                        errorBusy(out);
                    }
                }

            }

        }
    } catch (final Throwable t_) {
        Loggers.EXCEPTION.error("SORRY! I ENCOUNTERED AN EXCEPTION DURING THE FILE UPLOAD", t_);
    }

}

From source file:com.webpagebytes.cms.controllers.FileController.java

public void uploadFolder(HttpServletRequest request, HttpServletResponse response, String requestUri)
        throws WPBException {
    try {//from   ww  w . jav  a  2 s.c  om
        ServletFileUpload upload = new ServletFileUpload();
        upload.setHeaderEncoding("UTF-8");
        FileItemIterator iterator = upload.getItemIterator(request);
        WPBFile ownerFile = null;
        Map<String, WPBFile> subfolderFiles = new HashMap<String, WPBFile>();

        while (iterator.hasNext()) {
            FileItemStream item = iterator.next();

            if (item.isFormField() && item.getFieldName().equals("ownerExtKey")) {
                String ownerExtKey = Streams.asString(item.openStream());
                ownerFile = getDirectory(ownerExtKey, adminStorage);
            } else if (!item.isFormField() && item.getFieldName().equals("file")) {

                String fullName = item.getName();
                String directoryPath = getDirectoryFromLongName(fullName);
                String fileName = getFileNameFromLongName(fullName);

                Map<String, WPBFile> tempSubFolders = checkAndCreateSubDirectory(directoryPath, ownerFile);
                subfolderFiles.putAll(tempSubFolders);

                // delete the existing file
                WPBFile existingFile = getFileFromDirectory(subfolderFiles.get(directoryPath), fileName);
                if (existingFile != null) {
                    deleteFile(existingFile, 0);
                }

                // create the file
                WPBFile file = new WPBFile();
                file.setExternalKey(adminStorage.getUniqueId());
                file.setFileName(fileName);
                file.setLastModified(Calendar.getInstance(TimeZone.getTimeZone("GMT")).getTime());
                file.setDirectoryFlag(0);

                addFileToDirectory(subfolderFiles.get(directoryPath), file, item.openStream());

            }
        }

        org.json.JSONObject returnJson = new org.json.JSONObject();
        returnJson.put(DATA, jsonObjectConverter.JSONFromObject(null));
        httpServletToolbox.writeBodyResponseAsJson(response, returnJson, null);
    } catch (Exception e) {
        Map<String, String> errors = new HashMap<String, String>();
        errors.put("", WPBErrors.WB_CANT_UPDATE_RECORD);
        httpServletToolbox.writeBodyResponseAsJson(response, jsonObjectConverter.JSONObjectFromMap(null),
                errors);
    }
}

From source file:com.webpagebytes.cms.controllers.FileController.java

public void upload(HttpServletRequest request, HttpServletResponse response, String requestUri)
        throws WPBException {
    try {//from  w  w w .  ja v a  2s .c  om
        ServletFileUpload upload = new ServletFileUpload();
        upload.setHeaderEncoding("UTF-8");
        FileItemIterator iterator = upload.getItemIterator(request);
        WPBFile ownerFile = null;

        while (iterator.hasNext()) {
            FileItemStream item = iterator.next();
            if (item.isFormField() && item.getFieldName().equals("ownerExtKey")) {
                String ownerExtKey = Streams.asString(item.openStream());
                ownerFile = getDirectory(ownerExtKey, adminStorage);
            } else if (!item.isFormField() && item.getFieldName().equals("file")) {
                InputStream stream = item.openStream();
                WPBFile wbFile = null;

                String fileName = getFileNameFromLongName(item.getName());

                if (request.getAttribute("key") != null) {
                    // this is an upload as update for an existing file
                    Long key = Long.valueOf((String) request.getAttribute("key"));
                    wbFile = adminStorage.get(key, WPBFile.class);

                    ownerFile = getDirectory(wbFile.getOwnerExtKey(), adminStorage);

                    //old file need to be deleted from cloud
                    String oldFilePath = wbFile.getBlobKey();
                    if (oldFilePath != null && oldFilePath.length() > 0) {
                        // delete only if the blob key is set
                        WPBFilePath oldCloudFile = new WPBFilePath(PUBLIC_BUCKET, oldFilePath);
                        cloudFileStorage.deleteFile(oldCloudFile);
                    }
                } else {
                    // this is a new upload
                    wbFile = new WPBFile();
                    wbFile.setExternalKey(adminStorage.getUniqueId());
                }

                wbFile.setFileName(fileName);
                wbFile.setLastModified(Calendar.getInstance(TimeZone.getTimeZone("GMT")).getTime());
                wbFile.setDirectoryFlag(0);
                addFileToDirectory(ownerFile, wbFile, stream);

            }
        }
        org.json.JSONObject returnJson = new org.json.JSONObject();
        returnJson.put(DATA, jsonObjectConverter.JSONFromObject(null));
        httpServletToolbox.writeBodyResponseAsJson(response, returnJson, null);
    } catch (Exception e) {
        Map<String, String> errors = new HashMap<String, String>();
        errors.put("", WPBErrors.WB_CANT_UPDATE_RECORD);
        httpServletToolbox.writeBodyResponseAsJson(response, jsonObjectConverter.JSONObjectFromMap(null),
                errors);
    }
}

From source file:com.zimbra.cs.service.UserServletContext.java

public InputStream getRequestInputStream(long limit)
        throws IOException, ServiceException, UserServletException {
    String contentType = MimeConstants.CT_APPLICATION_OCTET_STREAM;
    String filename = null;//from ww  w . jav  a 2 s  . c  om
    InputStream is = null;
    final long DEFAULT_MAX_SIZE = 10 * 1024 * 1024;

    if (limit == 0) {
        if (req.getParameter("lbfums") != null) {
            limit = Provisioning.getInstance().getLocalServer()
                    .getLongAttr(Provisioning.A_zimbraFileUploadMaxSize, DEFAULT_MAX_SIZE);
        } else {
            limit = Provisioning.getInstance().getConfig().getLongAttr(Provisioning.A_zimbraMtaMaxMessageSize,
                    DEFAULT_MAX_SIZE);
        }
    }

    boolean doCsrfCheck = false;
    if (req.getAttribute(CsrfFilter.CSRF_TOKEN_CHECK) != null) {
        doCsrfCheck = (Boolean) req.getAttribute(CsrfFilter.CSRF_TOKEN_CHECK);
    }

    if (ServletFileUpload.isMultipartContent(req)) {
        ServletFileUpload sfu = new ServletFileUpload();

        try {
            FileItemIterator iter = sfu.getItemIterator(req);

            while (iter.hasNext()) {
                FileItemStream fis = iter.next();

                if (fis.isFormField()) {
                    is = fis.openStream();
                    params.put(fis.getFieldName(), new String(ByteUtil.getContent(is, -1), "UTF-8"));
                    if (doCsrfCheck && !this.csrfAuthSucceeded) {
                        String csrfToken = params.get(FileUploadServlet.PARAM_CSRF_TOKEN);
                        if (UserServlet.log.isDebugEnabled()) {
                            String paramValue = req.getParameter(UserServlet.QP_AUTH);
                            UserServlet.log.debug(
                                    "CSRF check is: %s, CSRF token is: %s, Authentication recd with request is: %s",
                                    doCsrfCheck, csrfToken, paramValue);
                        }

                        if (!CsrfUtil.isValidCsrfToken(csrfToken, authToken)) {
                            setCsrfAuthSucceeded(Boolean.FALSE);
                            UserServlet.log.debug(
                                    "CSRF token validation failed for account: %s"
                                            + ", Auth token is CSRF enabled:  %s" + "CSRF token is: %s",
                                    authToken, authToken.isCsrfTokenEnabled(), csrfToken);
                            throw new UserServletException(HttpServletResponse.SC_UNAUTHORIZED,
                                    L10nUtil.getMessage(MsgKey.errMustAuthenticate));
                        } else {
                            setCsrfAuthSucceeded(Boolean.TRUE);
                        }

                    }

                    is.close();
                    is = null;
                } else {
                    is = new UploadInputStream(fis.openStream(), limit);
                    break;
                }
            }
        } catch (UserServletException e) {
            throw new UserServletException(e.getHttpStatusCode(), e.getMessage(), e);
        } catch (Exception e) {
            throw new UserServletException(HttpServletResponse.SC_UNSUPPORTED_MEDIA_TYPE, e.toString());
        }
        if (is == null)
            throw new UserServletException(HttpServletResponse.SC_NO_CONTENT, "No file content");
    } else {
        ContentType ctype = new ContentType(req.getContentType());
        String contentEncoding = req.getHeader("Content-Encoding");

        contentType = ctype.getContentType();
        filename = ctype.getParameter("name");
        if (filename == null || filename.trim().equals(""))
            filename = new ContentDisposition(req.getHeader("Content-Disposition")).getParameter("filename");
        is = new UploadInputStream(contentEncoding != null && contentEncoding.indexOf("gzip") != -1
                ? new GZIPInputStream(req.getInputStream())
                : req.getInputStream(), limit);
    }
    if (filename == null || filename.trim().equals(""))
        filename = "unknown";
    else
        params.put(UserServlet.UPLOAD_NAME, filename);
    params.put(UserServlet.UPLOAD_TYPE, contentType);
    ZimbraLog.mailbox.info("UserServlet received file %s - %d request bytes", filename, req.getContentLength());
    return is;
}

From source file:com.liferay.faces.metal.component.inputfile.internal.InputFileDecoderCommonsImpl.java

@Override
public Map<String, List<UploadedFile>> decode(FacesContext facesContext, String location) {

    Map<String, List<UploadedFile>> uploadedFileMap = null;
    ExternalContext externalContext = facesContext.getExternalContext();
    String uploadedFilesFolder = getUploadedFilesFolder(externalContext, location);

    // Using the sessionId, determine a unique folder path and create the path if it does not exist.
    String sessionId = getSessionId(externalContext);

    // FACES-1452: Non-alpha-numeric characters must be removed order to ensure that the folder will be
    // created properly.
    sessionId = sessionId.replaceAll("[^A-Za-z0-9]", " ");

    File uploadedFilesPath = new File(uploadedFilesFolder, sessionId);

    if (!uploadedFilesPath.exists()) {
        uploadedFilesPath.mkdirs();//from w  ww . j  a  v a 2 s  .  com
    }

    // Initialize commons-fileupload with the file upload path.
    DiskFileItemFactory diskFileItemFactory = new DiskFileItemFactory();
    diskFileItemFactory.setRepository(uploadedFilesPath);

    // Initialize commons-fileupload so that uploaded temporary files are not automatically deleted.
    diskFileItemFactory.setFileCleaningTracker(null);

    // Initialize the commons-fileupload size threshold to zero, so that all files will be dumped to disk
    // instead of staying in memory.
    diskFileItemFactory.setSizeThreshold(0);

    // Determine the max file upload size threshold (in bytes).
    int uploadedFileMaxSize = WebConfigParam.UploadedFileMaxSize.getIntegerValue(externalContext);

    // Parse the request parameters and save all uploaded files in a map.
    ServletFileUpload servletFileUpload = new ServletFileUpload(diskFileItemFactory);
    servletFileUpload.setFileSizeMax(uploadedFileMaxSize);
    uploadedFileMap = new HashMap<String, List<UploadedFile>>();

    UploadedFileFactory uploadedFileFactory = (UploadedFileFactory) FactoryExtensionFinder
            .getFactory(UploadedFileFactory.class);

    // Begin parsing the request for file parts:
    try {
        FileItemIterator fileItemIterator = null;

        HttpServletRequest httpServletRequest = (HttpServletRequest) externalContext.getRequest();
        fileItemIterator = servletFileUpload.getItemIterator(httpServletRequest);

        if (fileItemIterator != null) {

            int totalFiles = 0;

            // For each field found in the request:
            while (fileItemIterator.hasNext()) {

                try {
                    totalFiles++;

                    // Get the stream of field data from the request.
                    FileItemStream fieldStream = (FileItemStream) fileItemIterator.next();

                    // Get field name from the field stream.
                    String fieldName = fieldStream.getFieldName();

                    // Get the content-type, and file-name from the field stream.
                    String contentType = fieldStream.getContentType();
                    boolean formField = fieldStream.isFormField();

                    String fileName = null;

                    try {
                        fileName = fieldStream.getName();
                    } catch (InvalidFileNameException e) {
                        fileName = e.getName();
                    }

                    // Copy the stream of file data to a temporary file. NOTE: This is necessary even if the
                    // current field is a simple form-field because the call below to diskFileItem.getString()
                    // will fail otherwise.
                    DiskFileItem diskFileItem = (DiskFileItem) diskFileItemFactory.createItem(fieldName,
                            contentType, formField, fileName);
                    Streams.copy(fieldStream.openStream(), diskFileItem.getOutputStream(), true);

                    // If the current field is a file, then
                    if (!diskFileItem.isFormField()) {

                        // Get the location of the temporary file that was copied from the request.
                        File tempFile = diskFileItem.getStoreLocation();

                        // If the copy was successful, then
                        if (tempFile.exists()) {

                            // Copy the commons-fileupload temporary file to a file in the same temporary
                            // location, but with the filename provided by the user in the upload. This has two
                            // benefits: 1) The temporary file will have a nice meaningful name. 2) By copying
                            // the file, the developer can have access to a semi-permanent file, because the
                            // commmons-fileupload DiskFileItem.finalize() method automatically deletes the
                            // temporary one.
                            String tempFileName = tempFile.getName();
                            String tempFileAbsolutePath = tempFile.getAbsolutePath();

                            String copiedFileName = stripIllegalCharacters(fileName);

                            String copiedFileAbsolutePath = tempFileAbsolutePath.replace(tempFileName,
                                    copiedFileName);
                            File copiedFile = new File(copiedFileAbsolutePath);
                            FileUtils.copyFile(tempFile, copiedFile);

                            // If present, build up a map of headers.
                            Map<String, List<String>> headersMap = new HashMap<String, List<String>>();
                            FileItemHeaders fileItemHeaders = fieldStream.getHeaders();

                            if (fileItemHeaders != null) {
                                Iterator<String> headerNameItr = fileItemHeaders.getHeaderNames();

                                if (headerNameItr != null) {

                                    while (headerNameItr.hasNext()) {
                                        String headerName = headerNameItr.next();
                                        Iterator<String> headerValuesItr = fileItemHeaders
                                                .getHeaders(headerName);
                                        List<String> headerValues = new ArrayList<String>();

                                        if (headerValuesItr != null) {

                                            while (headerValuesItr.hasNext()) {
                                                String headerValue = headerValuesItr.next();
                                                headerValues.add(headerValue);
                                            }
                                        }

                                        headersMap.put(headerName, headerValues);
                                    }
                                }
                            }

                            // Put a valid UploadedFile instance into the map that contains all of the
                            // uploaded file's attributes, along with a successful status.
                            Map<String, Object> attributeMap = new HashMap<String, Object>();
                            String id = Long.toString(((long) hashCode()) + System.currentTimeMillis());
                            String message = null;
                            UploadedFile uploadedFile = uploadedFileFactory.getUploadedFile(
                                    copiedFileAbsolutePath, attributeMap, diskFileItem.getCharSet(),
                                    diskFileItem.getContentType(), headersMap, id, message, fileName,
                                    diskFileItem.getSize(), UploadedFile.Status.FILE_SAVED);

                            addUploadedFile(uploadedFileMap, fieldName, uploadedFile);
                            logger.debug("Received uploaded file fieldName=[{0}] fileName=[{1}]", fieldName,
                                    fileName);
                        } else {

                            if ((fileName != null) && (fileName.trim().length() > 0)) {
                                Exception e = new IOException("Failed to copy the stream of uploaded file=["
                                        + fileName
                                        + "] to a temporary file (possibly a zero-length uploaded file)");
                                UploadedFile uploadedFile = uploadedFileFactory.getUploadedFile(e);
                                addUploadedFile(uploadedFileMap, fieldName, uploadedFile);
                            }
                        }
                    }
                } catch (Exception e) {
                    logger.error(e);

                    UploadedFile uploadedFile = uploadedFileFactory.getUploadedFile(e);
                    String fieldName = Integer.toString(totalFiles);
                    addUploadedFile(uploadedFileMap, fieldName, uploadedFile);
                }
            }
        }
    }

    // If there was an error in parsing the request for file parts, then put a bogus UploadedFile instance in
    // the map so that the developer can have some idea that something went wrong.
    catch (Exception e) {
        logger.error(e);

        UploadedFile uploadedFile = uploadedFileFactory.getUploadedFile(e);
        addUploadedFile(uploadedFileMap, "unknown", uploadedFile);
    }

    return uploadedFileMap;
}

From source file:cn.webwheel.ActionSetter.java

@SuppressWarnings("unchecked")
public Object[] set(Object action, ActionInfo ai, HttpServletRequest request) throws IOException {
    SetterConfig cfg = ai.getSetterConfig();
    List<SetterInfo> setters;
    if (action != null) {
        Class cls = action.getClass();
        setters = setterMap.get(cls);/*from  ww w  .j a  v a 2  s.  c om*/
        if (setters == null) {
            synchronized (this) {
                setters = setterMap.get(cls);
                if (setters == null) {
                    Map<Class, List<SetterInfo>> map = new HashMap<Class, List<SetterInfo>>(setterMap);
                    map.put(cls, setters = parseSetters(cls));
                    setterMap = map;
                }
            }
        }
    } else {
        setters = Collections.emptyList();
    }

    List<SetterInfo> args = argMap.get(ai.actionMethod);
    if (args == null) {
        synchronized (this) {
            args = argMap.get(ai.actionMethod);
            if (args == null) {
                Map<Method, List<SetterInfo>> map = new HashMap<Method, List<SetterInfo>>(argMap);
                map.put(ai.actionMethod, args = parseArgs(ai.actionMethod));
                argMap = map;
            }
        }
    }

    if (setters.isEmpty() && args.isEmpty())
        return new Object[0];

    Map<String, Object> params;
    try {
        if (cfg.getCharset() != null) {
            request.setCharacterEncoding(cfg.getCharset());
        }
    } catch (UnsupportedEncodingException e) {
        //
    }

    if (ServletFileUpload.isMultipartContent(request)) {
        params = new HashMap<String, Object>(request.getParameterMap());
        request.setAttribute(WRPName, params);
        ServletFileUpload fileUpload = new ServletFileUpload();
        if (cfg.getCharset() != null) {
            fileUpload.setHeaderEncoding(cfg.getCharset());
        }
        if (cfg.getFileUploadSizeMax() != 0) {
            fileUpload.setSizeMax(cfg.getFileUploadSizeMax());
        }
        if (cfg.getFileUploadFileSizeMax() != 0) {
            fileUpload.setFileSizeMax(cfg.getFileUploadFileSizeMax());
        }
        boolean throwe = false;
        try {
            FileItemIterator it = fileUpload.getItemIterator(request);
            while (it.hasNext()) {
                FileItemStream fis = it.next();
                if (fis.isFormField()) {
                    String s = Streams.asString(fis.openStream(), cfg.getCharset());
                    Object o = params.get(fis.getFieldName());
                    if (o == null) {
                        params.put(fis.getFieldName(), new String[] { s });
                    } else if (o instanceof String[]) {
                        String[] ss = (String[]) o;
                        String[] nss = new String[ss.length + 1];
                        System.arraycopy(ss, 0, nss, 0, ss.length);
                        nss[ss.length] = s;
                        params.put(fis.getFieldName(), nss);
                    }
                } else if (!fis.getName().isEmpty()) {
                    File tempFile;
                    try {
                        tempFile = File.createTempFile("wfu", null);
                    } catch (IOException e) {
                        throwe = true;
                        throw e;
                    }
                    FileExImpl fileEx = new FileExImpl(tempFile);
                    Object o = params.get(fis.getFieldName());
                    if (o == null) {
                        params.put(fis.getFieldName(), new FileEx[] { fileEx });
                    } else if (o instanceof FileEx[]) {
                        FileEx[] ss = (FileEx[]) o;
                        FileEx[] nss = new FileEx[ss.length + 1];
                        System.arraycopy(ss, 0, nss, 0, ss.length);
                        nss[ss.length] = fileEx;
                        params.put(fis.getFieldName(), nss);
                    }
                    Streams.copy(fis.openStream(), new FileOutputStream(fileEx.getFile()), true);
                    fileEx.fileName = fis.getName();
                    fileEx.contentType = fis.getContentType();
                }
            }
        } catch (FileUploadException e) {
            if (action instanceof FileUploadExceptionAware) {
                ((FileUploadExceptionAware) action).setFileUploadException(e);
            }
        } catch (IOException e) {
            if (throwe) {
                throw e;
            }
        }
    } else {
        params = request.getParameterMap();
    }

    if (cfg.getSetterPolicy() == SetterPolicy.ParameterAndField
            || (cfg.getSetterPolicy() == SetterPolicy.Auto && args.isEmpty())) {
        for (SetterInfo si : setters) {
            si.setter.set(action, si.member, params, si.paramName);
        }
    }

    Object[] as = new Object[args.size()];
    for (int i = 0; i < as.length; i++) {
        SetterInfo si = args.get(i);
        as[i] = si.setter.set(action, null, params, si.paramName);
    }
    return as;
}

From source file:com.google.sampling.experiential.server.EventServlet.java

private void processCsvUpload(HttpServletRequest req, HttpServletResponse resp) {
    PrintWriter out = null;/*from   w  w  w.  j  a  va  2 s .  c o  m*/
    try {
        out = resp.getWriter();
    } catch (IOException e1) {
        log.log(Level.SEVERE, "Cannot get an output PrintWriter!");
    }
    try {
        boolean isDevInstance = isDevInstance(req);
        ServletFileUpload fileUploadTool = new ServletFileUpload();
        fileUploadTool.setSizeMax(50000);
        resp.setContentType("text/html;charset=UTF-8");

        FileItemIterator iterator = fileUploadTool.getItemIterator(req);
        while (iterator.hasNext()) {
            FileItemStream item = iterator.next();
            InputStream in = null;
            try {
                in = item.openStream();

                if (item.isFormField()) {
                    out.println("Got a form field: " + item.getFieldName());
                } else {
                    String fieldName = item.getFieldName();
                    String fileName = item.getName();
                    String contentType = item.getContentType();

                    out.println("--------------");
                    out.println("fileName = " + fileName);
                    out.println("field name = " + fieldName);
                    out.println("contentType = " + contentType);

                    String fileContents = null;
                    fileContents = IOUtils.toString(in);
                    out.println("length: " + fileContents.length());
                    out.println(fileContents);
                    saveCSV(fileContents, isDevInstance);
                }
            } catch (ParseException e) {
                log.info("Parse Exception: " + e.getMessage());
                out.println("Could not parse your csv upload: " + e.getMessage());
            } finally {
                in.close();
            }
        }
    } catch (SizeLimitExceededException e) {
        log.info("SizeLimitExceededException: " + e.getMessage());
        out.println("You exceeded the maximum size (" + e.getPermittedSize() + ") of the file ("
                + e.getActualSize() + ")");
        return;
    } catch (IOException e) {
        log.severe("IOException: " + e.getMessage());
        out.println("Error in receiving file.");
    } catch (FileUploadException e) {
        log.severe("FileUploadException: " + e.getMessage());
        out.println("Error in receiving file.");
    }
}

From source file:com.liferay.faces.alloy.component.inputfile.internal.InputFileDecoderCommonsImpl.java

@Override
public Map<String, List<UploadedFile>> decode(FacesContext facesContext, String location) {

    Map<String, List<UploadedFile>> uploadedFileMap = null;
    ExternalContext externalContext = facesContext.getExternalContext();
    String uploadedFilesFolder = getUploadedFilesFolder(externalContext, location);

    // Using the sessionId, determine a unique folder path and create the path if it does not exist.
    String sessionId = getSessionId(externalContext);

    // FACES-1452: Non-alpha-numeric characters must be removed order to ensure that the folder will be
    // created properly.
    sessionId = sessionId.replaceAll("[^A-Za-z0-9]", " ");

    File uploadedFilesPath = new File(uploadedFilesFolder, sessionId);

    if (!uploadedFilesPath.exists()) {
        uploadedFilesPath.mkdirs();//ww  w . j  av  a 2 s  . c  o  m
    }

    // Initialize commons-fileupload with the file upload path.
    DiskFileItemFactory diskFileItemFactory = new DiskFileItemFactory();
    diskFileItemFactory.setRepository(uploadedFilesPath);

    // Initialize commons-fileupload so that uploaded temporary files are not automatically deleted.
    diskFileItemFactory.setFileCleaningTracker(null);

    // Initialize the commons-fileupload size threshold to zero, so that all files will be dumped to disk
    // instead of staying in memory.
    diskFileItemFactory.setSizeThreshold(0);

    // Determine the max file upload size threshold (in bytes).
    int uploadedFileMaxSize = WebConfigParam.UploadedFileMaxSize.getIntegerValue(externalContext);

    // Parse the request parameters and save all uploaded files in a map.
    ServletFileUpload servletFileUpload = new ServletFileUpload(diskFileItemFactory);
    servletFileUpload.setFileSizeMax(uploadedFileMaxSize);
    uploadedFileMap = new HashMap<String, List<UploadedFile>>();

    UploadedFileFactory uploadedFileFactory = (UploadedFileFactory) FactoryExtensionFinder
            .getFactory(externalContext, UploadedFileFactory.class);

    // Begin parsing the request for file parts:
    try {
        FileItemIterator fileItemIterator = null;

        HttpServletRequest httpServletRequest = (HttpServletRequest) externalContext.getRequest();
        fileItemIterator = servletFileUpload.getItemIterator(httpServletRequest);

        if (fileItemIterator != null) {

            int totalFiles = 0;

            // For each field found in the request:
            while (fileItemIterator.hasNext()) {

                try {
                    totalFiles++;

                    // Get the stream of field data from the request.
                    FileItemStream fieldStream = (FileItemStream) fileItemIterator.next();

                    // Get field name from the field stream.
                    String fieldName = fieldStream.getFieldName();

                    // Get the content-type, and file-name from the field stream.
                    String contentType = fieldStream.getContentType();
                    boolean formField = fieldStream.isFormField();

                    String fileName = null;

                    try {
                        fileName = fieldStream.getName();
                    } catch (InvalidFileNameException e) {
                        fileName = e.getName();
                    }

                    // Copy the stream of file data to a temporary file. NOTE: This is necessary even if the
                    // current field is a simple form-field because the call below to diskFileItem.getString()
                    // will fail otherwise.
                    DiskFileItem diskFileItem = (DiskFileItem) diskFileItemFactory.createItem(fieldName,
                            contentType, formField, fileName);
                    Streams.copy(fieldStream.openStream(), diskFileItem.getOutputStream(), true);

                    // If the current field is a file, then
                    if (!diskFileItem.isFormField()) {

                        // Get the location of the temporary file that was copied from the request.
                        File tempFile = diskFileItem.getStoreLocation();

                        // If the copy was successful, then
                        if (tempFile.exists()) {

                            // Copy the commons-fileupload temporary file to a file in the same temporary
                            // location, but with the filename provided by the user in the upload. This has two
                            // benefits: 1) The temporary file will have a nice meaningful name. 2) By copying
                            // the file, the developer can have access to a semi-permanent file, because the
                            // commmons-fileupload DiskFileItem.finalize() method automatically deletes the
                            // temporary one.
                            String tempFileName = tempFile.getName();
                            String tempFileAbsolutePath = tempFile.getAbsolutePath();

                            String copiedFileName = stripIllegalCharacters(fileName);

                            String copiedFileAbsolutePath = tempFileAbsolutePath.replace(tempFileName,
                                    copiedFileName);
                            File copiedFile = new File(copiedFileAbsolutePath);
                            FileUtils.copyFile(tempFile, copiedFile);

                            // If present, build up a map of headers.
                            Map<String, List<String>> headersMap = new HashMap<String, List<String>>();
                            FileItemHeaders fileItemHeaders = fieldStream.getHeaders();

                            if (fileItemHeaders != null) {
                                Iterator<String> headerNameItr = fileItemHeaders.getHeaderNames();

                                if (headerNameItr != null) {

                                    while (headerNameItr.hasNext()) {
                                        String headerName = headerNameItr.next();
                                        Iterator<String> headerValuesItr = fileItemHeaders
                                                .getHeaders(headerName);
                                        List<String> headerValues = new ArrayList<String>();

                                        if (headerValuesItr != null) {

                                            while (headerValuesItr.hasNext()) {
                                                String headerValue = headerValuesItr.next();
                                                headerValues.add(headerValue);
                                            }
                                        }

                                        headersMap.put(headerName, headerValues);
                                    }
                                }
                            }

                            // Put a valid UploadedFile instance into the map that contains all of the
                            // uploaded file's attributes, along with a successful status.
                            Map<String, Object> attributeMap = new HashMap<String, Object>();
                            String id = Long.toString(((long) hashCode()) + System.currentTimeMillis());
                            String message = null;
                            UploadedFile uploadedFile = uploadedFileFactory.getUploadedFile(
                                    copiedFileAbsolutePath, attributeMap, diskFileItem.getCharSet(),
                                    diskFileItem.getContentType(), headersMap, id, message, fileName,
                                    diskFileItem.getSize(), UploadedFile.Status.FILE_SAVED);

                            addUploadedFile(uploadedFileMap, fieldName, uploadedFile);
                            logger.debug("Received uploaded file fieldName=[{0}] fileName=[{1}]", fieldName,
                                    fileName);
                        } else {

                            if ((fileName != null) && (fileName.trim().length() > 0)) {
                                Exception e = new IOException("Failed to copy the stream of uploaded file=["
                                        + fileName
                                        + "] to a temporary file (possibly a zero-length uploaded file)");
                                UploadedFile uploadedFile = uploadedFileFactory.getUploadedFile(e);
                                addUploadedFile(uploadedFileMap, fieldName, uploadedFile);
                            }
                        }
                    }
                } catch (Exception e) {
                    logger.error(e);

                    UploadedFile uploadedFile = uploadedFileFactory.getUploadedFile(e);
                    String fieldName = Integer.toString(totalFiles);
                    addUploadedFile(uploadedFileMap, fieldName, uploadedFile);
                }
            }
        }
    }

    // If there was an error in parsing the request for file parts, then put a bogus UploadedFile instance in
    // the map so that the developer can have some idea that something went wrong.
    catch (Exception e) {
        logger.error(e);

        UploadedFile uploadedFile = uploadedFileFactory.getUploadedFile(e);
        addUploadedFile(uploadedFileMap, "unknown", uploadedFile);
    }

    return uploadedFileMap;
}