Example usage for org.apache.commons.fileupload FileItem getName

List of usage examples for org.apache.commons.fileupload FileItem getName

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Introduction

In this page you can find the example usage for org.apache.commons.fileupload FileItem getName.

Prototype

String getName();

Source Link

Document

Returns the original filename in the client's filesystem, as provided by the browser (or other client software).

Usage

From source file:jp.co.opentone.bsol.linkbinder.view.filter.UploadFileFilter.java

@Override
public void doFilter(ServletRequest req, ServletResponse res, FilterChain chain)
        throws IOException, ServletException {

    // ????/*from  w ww.j a  v a 2 s  . co m*/
    if (!(req instanceof HttpServletRequest)) {
        chain.doFilter(req, res);
        return;
    }

    HttpServletRequest httpReq = (HttpServletRequest) req;
    // ??????????
    if (!ServletFileUpload.isMultipartContent(httpReq)) {
        chain.doFilter(req, res);
        return;
    }

    DiskFileItemFactory factory = new DiskFileItemFactory();
    ServletFileUpload sfu = new ServletFileUpload(factory);

    factory.setSizeThreshold(thresholdSize);
    sfu.setSizeMax(maxSize); //
    sfu.setHeaderEncoding(req.getCharacterEncoding());

    try {
        @SuppressWarnings("unchecked")
        Iterator<FileItem> ite = sfu.parseRequest(httpReq).iterator();
        List<String> keys = new ArrayList<String>();
        List<String> names = new ArrayList<String>();
        List<String> fieldNames = new ArrayList<String>();
        List<Long> fileSize = new ArrayList<Long>();

        while (ite.hasNext()) {
            String name = null;
            FileItem item = ite.next();

            // ????
            if (!(item.isFormField())) {
                name = item.getName();
                name = name.substring(name.lastIndexOf('\\') + 1);
                if (StringUtils.isEmpty(name)) {
                    continue;
                }
                File f = null;
                // CHECKSTYLE:OFF
                // ??????????.
                while ((f = new File(createTempFilePath())).exists()) {
                }
                // CHECKSTYLE:ON
                if (!validateByteLength(name, maxFilenameLength, minFilenameLength)) {
                    // ????
                    names.add(name);
                    keys.add(UploadedFile.KEY_FILENAME_OVER);
                    fieldNames.add(item.getFieldName());
                    fileSize.add(item.getSize());
                } else if (item.getSize() == 0) {
                    // 0
                    names.add(name);
                    keys.add(UploadedFile.KEY_SIZE_ZERO);
                    fieldNames.add(item.getFieldName());
                    fileSize.add(item.getSize());
                } else if (maxFileSize > 0 && item.getSize() > maxFileSize) {
                    // ?
                    // ?0??????Validation
                    names.add(name);
                    keys.add(UploadedFile.KEY_SIZE_OVER);
                    fieldNames.add(item.getFieldName());
                    fileSize.add(item.getSize());
                } else {
                    item.write(f);
                    names.add(name);
                    keys.add(f.getName());
                    fieldNames.add(item.getFieldName());
                    fileSize.add(item.getSize());
                }
                f.deleteOnExit();
            }
        }

        // 
        UploadFileFilterResult result = new UploadFileFilterResult();
        result.setResult(UploadFileFilterResult.RESULT_OK);
        result.setNames(names.toArray(new String[names.size()]));
        result.setKeys(keys.toArray(new String[keys.size()]));
        result.setFieldNames(fieldNames.toArray(new String[fieldNames.size()]));
        result.setFileSize(fileSize.toArray(new Long[fileSize.size()]));
        writeResponse(req, res, result);
    } catch (Exception e) {
        e.printStackTrace();
        // 
        UploadFileFilterResult result = new UploadFileFilterResult();
        result.setResult(UploadFileFilterResult.RESULT_NG);
        writeResponse(req, res, result);
    }
}

From source file:com.example.app.support.ui.vtcrop.VTCropPictureEditor.java

/**
 * Create an instance./*w  ww  .  j  a va  2 s  .  c  o m*/
 *
 * @param cfg the configuration
 */
public VTCropPictureEditor(VTCropPictureEditorConfig cfg) {
    super();
    addClassName("picture-editor");
    _config = cfg;

    _picture.setImageCaching(false);
    _fileField.addClassName("custom-file");
    _fileField.setAccept("image/*");
    _fileField.addPropertyChangeListener(FileField.PROP_FILE_ITEMS, evt -> {
        @SuppressWarnings("unchecked")
        final List<FileItem> files = (List<FileItem>) evt.getNewValue();
        if (files != null && files.size() > 0) {
            _uiValue = files.get(0);
            if (files.size() > 1) {
                _additionalUiValues.clear();
                for (int i = 1; i < files.size(); i++) {
                    FileItem file = files.get(i);
                    _additionalUiValues.put(file.getName(), file);
                }
            }
            _picture.setImage(new Image(_uiValue));
            _modified = true;
        }
        _fileField.resetFile();
    });
}

From source file:com.javaweb.controller.ThemTinTucServlet.java

/**
 * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
 *
 * @param request servlet request/*  w  w w .  j a va2 s.co m*/
 * @param response servlet response
 * @throws ServletException if a servlet-specific error occurs
 * @throws IOException if an I/O error occurs
 */
protected void processRequest(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException, ParseException {
    response.setContentType("text/html;charset=UTF-8");
    request.setCharacterEncoding("UTF-8");

    //response.setCharacterEncoding("UTF-8");
    HttpSession session = request.getSession();
    //        session.removeAttribute("errorreg");
    String TieuDe = "", NoiDung = "", ngaydang = "", GhiChu = "", fileName = "";
    int idloaitin = 0, idTK = 0;

    TintucService tintucservice = new TintucService();

    //File upload
    String folderupload = getServletContext().getInitParameter("file-upload");
    String rootPath = getServletContext().getRealPath("/");
    filePath = rootPath + folderupload;
    isMultipart = ServletFileUpload.isMultipartContent(request);
    response.setContentType("text/html");
    java.io.PrintWriter out = response.getWriter();

    DiskFileItemFactory factory = new DiskFileItemFactory();
    // maximum size that will be stored in memory
    factory.setSizeThreshold(maxMemSize);
    // Location to save data that is larger than maxMemSize.
    factory.setRepository(new File("C:\\Windows\\Temp\\"));

    // Create a new file upload handler
    ServletFileUpload upload = new ServletFileUpload(factory);
    // maximum file size to be uploaded.
    upload.setSizeMax(maxFileSize);

    try {
        // Parse the request to get file items.
        List fileItems = upload.parseRequest(request);

        // Process the uploaded file items
        Iterator i = fileItems.iterator();

        while (i.hasNext()) {
            FileItem fi = (FileItem) i.next();
            if (!fi.isFormField()) {
                // Get the uploaded file parameters

                String fieldName = fi.getFieldName();
                fileName = fi.getName();
                String contentType = fi.getContentType();
                boolean isInMemory = fi.isInMemory();
                long sizeInBytes = fi.getSize();

                //change file name
                fileName = FileService.ChangeFileName(fileName);

                // Write the file
                if (fileName.lastIndexOf("\\") >= 0) {
                    file = new File(filePath + fileName.substring(fileName.lastIndexOf("\\")));
                } else {
                    file = new File(filePath + "/" + fileName.substring(fileName.lastIndexOf("\\") + 1));
                }
                fi.write(file);
                //                    out.println("Uploaded Filename: " + fileName + "<br>");
            }

            if (fi.isFormField()) {
                if (fi.getFieldName().equalsIgnoreCase("TieuDe")) {
                    TieuDe = fi.getString("UTF-8");
                } else if (fi.getFieldName().equalsIgnoreCase("NoiDung")) {
                    NoiDung = fi.getString("UTF-8");
                } else if (fi.getFieldName().equalsIgnoreCase("NgayDang")) {
                    ngaydang = fi.getString("UTF-8");
                } else if (fi.getFieldName().equalsIgnoreCase("GhiChu")) {
                    GhiChu = fi.getString("UTF-8");
                } else if (fi.getFieldName().equalsIgnoreCase("loaitin")) {
                    idloaitin = Integer.parseInt(fi.getString("UTF-8"));
                } else if (fi.getFieldName().equalsIgnoreCase("idtaikhoan")) {
                    idTK = Integer.parseInt(fi.getString("UTF-8"));
                }
            }
        }

    } catch (Exception ex) {
        System.out.println(ex);
    }

    Date NgayDang = new SimpleDateFormat("yyyy-MM-dd").parse(ngaydang);
    Tintuc tintuc = new Tintuc(idloaitin, idTK, fileName, TieuDe, NoiDung, NgayDang, GhiChu);

    boolean rs = tintucservice.InsertTintuc(tintuc);
    if (rs) {
        session.setAttribute("kiemtra", "1");
        String url = "ThemTinTuc.jsp";
        response.sendRedirect(url);
    } else {
        session.setAttribute("kiemtra", "0");
        String url = "ThemTinTuc.jsp";
        response.sendRedirect(url);
    }

    //        try (PrintWriter out = response.getWriter()) {
    //            /* TODO output your page here. You may use following sample code. */
    //            out.println("<!DOCTYPE html>");
    //            out.println("<html>");
    //            out.println("<head>");
    //            out.println("<title>Servlet ThemTinTucServlet</title>");            
    //            out.println("</head>");
    //            out.println("<body>");
    //            out.println("<h1>Servlet ThemTinTucServlet at " + request.getContextPath() + "</h1>");
    //            out.println("</body>");
    //            out.println("</html>");
    //        }
}

From source file:Controller.ControllerCustomers.java

/**
 * Handles the HTTP <code>POST</code> method.
 *
 * @param request servlet request/*w  ww .  ja  va  2  s  . 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 {
    boolean isMultipart = ServletFileUpload.isMultipartContent(request);
    if (!isMultipart) {

    } else {
        FileItemFactory factory = new DiskFileItemFactory();
        ServletFileUpload upload = new ServletFileUpload(factory);
        List items = null;
        try {
            items = upload.parseRequest(request);
        } catch (Exception e) {
            e.printStackTrace();
        }
        Iterator iter = items.iterator();
        Hashtable params = new Hashtable();
        String fileName = null;
        while (iter.hasNext()) {
            FileItem item = (FileItem) iter.next();
            if (item.isFormField()) {
                params.put(item.getFieldName(), item.getString());
            } else {

                try {
                    String itemName = item.getName();
                    fileName = itemName.substring(itemName.lastIndexOf("\\") + 1);
                    String RealPath = getServletContext().getRealPath("/") + "upload\\" + fileName;
                    String username = (String) params.get("txtusername");
                    String password = (String) params.get("txtpassword");
                    String hoten = (String) params.get("txthoten");
                    String gioitinh = (String) params.get("txtgioitinh");
                    String email = (String) params.get("txtemail");
                    String role = (String) params.get("txtrole");
                    String anh = (String) params.get("txtanh");
                    //Update  product
                    if (fileName.equals("")) {

                        Customer Cus = new Customer(username, password, hoten, gioitinh, email, role, anh);
                        CustomerDAO.SuaThongTinKhachHang(Cus);
                        RequestDispatcher rd = request.getRequestDispatcher("CustomerDao.jsp");
                        rd.forward(request, response);

                    } else {
                        // bat dau ghi file
                        File savedFile = new File(RealPath);
                        item.write(savedFile);
                        //ket thuc ghi

                        Customer Cus = new Customer(username, password, hoten, gioitinh, email, role,
                                "upload\\" + fileName);
                        CustomerDAO.SuaThongTinKhachHang(Cus);

                        RequestDispatcher rd = request.getRequestDispatcher("CustomerDao.jsp");
                        rd.forward(request, response);
                    }

                } catch (Exception e) {
                    System.out.println(e);
                    RequestDispatcher rd = request.getRequestDispatcher("InformationError.jsp");
                    rd.forward(request, response);
                }
            }

        }
    }

}

From source file:com.krawler.spring.hrms.common.hrmsExtApplDocsDAOImpl.java

public KwlReturnObject uploadFile(FileItem fi, String userid, HashMap arrparam, String uploadedby)
        throws ServiceException {
    HrmsDocs docObj = new HrmsDocs();
    List ll = new ArrayList();
    int dl = 0;/* ww w .  j  ava 2 s  . c o  m*/
    try {
        String fileName = new String(fi.getName().getBytes(), "UTF8");
        String Ext = "";
        String a = "";

        if (fileName.contains(".")) {
            Ext = fileName.substring(fileName.indexOf(".") + 1, fileName.length());
            a = Ext.toUpperCase();
        }
        if (arrparam.get("IsIE").equals("true")) {
            int cnt = fileName.indexOf("\\");
            while (cnt != -1) {
                fileName = fileName.substring(cnt + 1, fileName.length());
                cnt = fileName.indexOf("\\");
            }
        }
        //            Jobapplicant jobapp = (Jobapplicant) hibernateTemplate.get(Jobapplicant.class, userid);
        //            docObj.setApplicantid(jobapp);
        docObj.setDocname(fileName);
        //            docObj.setDocdesc(docdesc);
        if (StringUtil.isNullOrEmpty((String) arrparam.get("docdesc")) == false) {
            docObj.setDocdesc((String) arrparam.get("docdesc"));
        }
        docObj.setStorename("");
        docObj.setDoctype(a + " " + "File");
        docObj.setUploadedon(new Date());
        docObj.setUploadedby(uploadedby);
        docObj.setStorageindex(1);
        docObj.setDocsize(fi.getSize() + "");
        docObj.setReferenceid(userid);

        hibernateTemplate.save(docObj);

        String fileid = docObj.getDocid();
        if (Ext.length() > 0) {
            fileid = fileid + Ext;
        }
        docObj.setStorename(fileid);

        hibernateTemplate.update(docObj);

        ll.add(docObj);

        //            String temp = "/home/trainee";
        String temp = storageHandlerImplObj.GetDocStorePath();
        uploadFile(fi, temp, fileid);
    } catch (Exception e) {
        throw ServiceException.FAILURE(e.getMessage(), e);
    }
    return new KwlReturnObject(true, KwlReturnMsg.S01, "", ll, dl);
}

From source file:Index.RegisterRestaurantImagesServlet.java

/**
 * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
 * methods./*  ww  w.  ja v  a 2 s .  c om*/
 *
 * @param request servlet request
 * @param response servlet response
 * @throws ServletException if a servlet-specific error occurs
 * @throws IOException if an I/O error occurs
 */
protected void processRequest(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    response.setContentType("text/html;charset=UTF-8");
    try (PrintWriter out = response.getWriter()) {

        String ubicacionArchivo = "C:\\Users\\Romina\\Documents\\NetBeansProjects\\QuickOrderWeb\\web\\images";

        DiskFileItemFactory factory = new DiskFileItemFactory();
        factory.setSizeThreshold(1024);
        factory.setRepository(new File(ubicacionArchivo));

        ServletFileUpload upload = new ServletFileUpload(factory);

        try {
            List<FileItem> partes = upload.parseRequest(request);

            List<String> listImage = (List<String>) request.getSession().getAttribute("listImagen");
            if (listImage == null) {
                listImage = new ArrayList<String>();
            }

            for (FileItem item : partes) {
                webservice.Restaurante rest = (webservice.Restaurante) request.getSession()
                        .getAttribute("registroUsuario");
                File file = new File(ubicacionArchivo, rest.getNickname() + listImage.size() + ".jpg");
                item.write(file);
                System.out.println("name: " + item.getName());
                listImage.add(rest.getNickname() + listImage.size() + ".jpg");
            }

            request.getSession().setAttribute("listImagen", listImage);
            request.getRequestDispatcher("/AltaRestauranteImagen.jsp").forward(request, response);
        } catch (FileUploadException ex) {
            System.out.println("Error al subir el archivo: " + ex.getMessage());
            request.getRequestDispatcher("/AltaRestauranteImagen.jsp").forward(request, response);
        } catch (Exception ex) {
            System.out.println("Error al subir el archivo: " + ex.getMessage());
            request.getRequestDispatcher("/AltaRestauranteImagen.jsp").forward(request, response);

        }
    }
}

From source file:com.niconico.mylasta.direction.sponsor.NiconicoMultipartRequestHandler.java

protected void showFileFieldParameter(FileItem item) {
    if (logger.isDebugEnabled()) {
        logger.debug("[param] {}:{name={}, size={}}", item.getFieldName(), item.getName(), item.getSize());
    }/* w  ww  .  j av  a 2  s .  c  o  m*/
}

From source file:com.wellmail.servlet.ConnectorServlet.java

/**
 * Manage the <code>POST</code> requests (<code>FileUpload</code>).<br />
 * //from ww w.j  a  v a  2 s .  c om
 * The servlet accepts commands sent in the following format:<br />
 * <code>connector?Command=&lt;FileUpload&gt;&Type=&lt;ResourceType&gt;&CurrentFolder=&lt;FolderPath&gt;</code>
 * with the file in the <code>POST</code> body.<br />
 * <br>
 * It stores an uploaded file (renames a file if another exists with the
 * same name) and then returns the JavaScript callback.
 */
@SuppressWarnings("unchecked")
public void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    logger.debug("Entering Connector#doPost");

    response.setCharacterEncoding("UTF-8");
    response.setContentType("text/html; charset=UTF-8");
    response.setHeader("Cache-Control", "no-cache");
    PrintWriter out = response.getWriter();

    String commandStr = request.getParameter("Command");
    String typeStr = request.getParameter("Type");
    String currentFolderStr = request.getParameter("CurrentFolder");

    logger.debug("Parameter Command: {}", commandStr);
    logger.debug("Parameter Type: {}", typeStr);
    logger.debug("Parameter CurrentFolder: {}", currentFolderStr);

    UploadResponse ur;

    // if this is a QuickUpload request, 'commandStr' and 'currentFolderStr'
    // are empty
    if (Utils.isEmpty(commandStr) && Utils.isEmpty(currentFolderStr)) {
        commandStr = "QuickUpload";
        currentFolderStr = "/";
    }

    if (!RequestCycleHandler.isEnabledForFileUpload(request))
        ur = new UploadResponse(UploadResponse.SC_SECURITY_ERROR, null, null,
                Messages.NOT_AUTHORIZED_FOR_UPLOAD);
    else if (!CommandHandler.isValidForPost(commandStr))
        ur = new UploadResponse(UploadResponse.SC_ERROR, null, null, Messages.INVALID_COMMAND);
    else if (typeStr != null && !ResourceTypeHandler.isValid(typeStr))
        ur = new UploadResponse(UploadResponse.SC_ERROR, null, null, Messages.INVALID_TYPE);
    else if (!UtilsFile.isValidPath(currentFolderStr))
        ur = UploadResponse.UR_INVALID_CURRENT_FOLDER;
    else {
        ResourceTypeHandler resourceType = ResourceTypeHandler.getDefaultResourceType(typeStr);

        String typePath = UtilsFile.constructServerSidePath(request, resourceType);
        String typeDirPath = getServletContext().getRealPath(typePath);

        File typeDir = new File(typeDirPath);
        UtilsFile.checkDirAndCreate(typeDir);

        File currentDir = new File(typeDir, currentFolderStr);

        if (!currentDir.exists())
            ur = UploadResponse.UR_INVALID_CURRENT_FOLDER;
        else {

            String newFilename = null;
            FileItemFactory factory = new DiskFileItemFactory();
            ServletFileUpload upload = new ServletFileUpload(factory);

            upload.setHeaderEncoding("UTF-8");

            try {

                List<FileItem> items = upload.parseRequest(request);

                // We upload only one file at the same time
                FileItem uplFile = items.get(0);
                String rawName = UtilsFile.sanitizeFileName(uplFile.getName());
                String filename = FilenameUtils.getName(rawName);
                String baseName = FilenameUtils.removeExtension(filename);
                String extension = FilenameUtils.getExtension(filename);

                filename = UUID.randomUUID().toString() + "." + extension;

                if (!ExtensionsHandler.isAllowed(resourceType, extension))
                    ur = new UploadResponse(UploadResponse.SC_INVALID_EXTENSION);

                //20k
                else if (uplFile.getSize() > 100 * 1024) {
                    ur = new UploadResponse(204);
                }

                else {

                    // construct an unique file name
                    File pathToSave = new File(currentDir, filename);
                    int counter = 1;
                    while (pathToSave.exists()) {
                        newFilename = baseName.concat("(").concat(String.valueOf(counter)).concat(")")
                                .concat(".").concat(extension);
                        pathToSave = new File(currentDir, newFilename);
                        counter++;
                    }

                    if (Utils.isEmpty(newFilename))
                        ur = new UploadResponse(UploadResponse.SC_OK,
                                UtilsResponse.constructResponseUrl(request, resourceType, currentFolderStr,
                                        true, ConnectorHandler.isFullUrl()).concat(filename));
                    else
                        ur = new UploadResponse(UploadResponse.SC_RENAMED,
                                UtilsResponse.constructResponseUrl(request, resourceType, currentFolderStr,
                                        true, ConnectorHandler.isFullUrl()).concat(newFilename),
                                newFilename);

                    // secure image check
                    if (resourceType.equals(ResourceTypeHandler.IMAGE)
                            && ConnectorHandler.isSecureImageUploads()) {
                        if (UtilsFile.isImage(uplFile.getInputStream()))
                            uplFile.write(pathToSave);
                        else {
                            uplFile.delete();
                            ur = new UploadResponse(UploadResponse.SC_INVALID_EXTENSION);
                        }
                    } else
                        uplFile.write(pathToSave);

                }
            } catch (Exception e) {
                ur = new UploadResponse(UploadResponse.SC_SECURITY_ERROR);
            }
        }

    }

    out.print(ur);
    out.flush();
    out.close();

    logger.debug("Exiting Connector#doPost");
}

From source file:com.lecheng.cms.servlet.ConnectorServlet.java

/**
 * Manage the <code>POST</code> requests (<code>FileUpload</code>).<br />
 * /*  www .  ja v  a  2 s. c  o  m*/
 * The servlet accepts commands sent in the following format:<br />
 * <code>connector?Command=&lt;FileUpload&gt;&Type=&lt;ResourceType&gt;&CurrentFolder=&lt;FolderPath&gt;</code>
 * with the file in the <code>POST</code> body.<br />
 * <br>
 * It stores an uploaded file (renames a file if another exists with the
 * same name) and then returns the JavaScript callback.
 */
@SuppressWarnings("unchecked")
public void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    // logger.debug("Entering Connector#doPost");

    response.setCharacterEncoding("UTF-8");
    response.setContentType("text/html; charset=UTF-8");
    response.setHeader("Cache-Control", "no-cache");
    PrintWriter out = response.getWriter();

    String commandStr = request.getParameter("Command");
    String typeStr = request.getParameter("Type");
    String currentFolderStr = request.getParameter("CurrentFolder");

    // logger.debug("Parameter Command: {}", commandStr);
    // logger.debug("Parameter Type: {}", typeStr);
    // logger.debug("Parameter CurrentFolder: {}", currentFolderStr);

    UploadResponse ur;

    // if this is a QuickUpload request, 'commandStr' and 'currentFolderStr'
    // are empty
    if (Utils.isEmpty(commandStr) && Utils.isEmpty(currentFolderStr)) {
        commandStr = "QuickUpload";
        currentFolderStr = "/";
    }

    if (!RequestCycleHandler.isEnabledForFileUpload(request))
        ur = new UploadResponse(UploadResponse.SC_SECURITY_ERROR, null, null,
                Messages.NOT_AUTHORIZED_FOR_UPLOAD);
    else if (!CommandHandler.isValidForPost(commandStr))
        ur = new UploadResponse(UploadResponse.SC_ERROR, null, null, Messages.INVALID_COMMAND);
    else if (typeStr != null && !ResourceTypeHandler.isValid(typeStr))
        ur = new UploadResponse(UploadResponse.SC_ERROR, null, null, Messages.INVALID_TYPE);
    else if (!UtilsFile.isValidPath(currentFolderStr))
        ur = UploadResponse.UR_INVALID_CURRENT_FOLDER;
    else {
        ResourceTypeHandler resourceType = ResourceTypeHandler.getDefaultResourceType(typeStr);

        String typePath = UtilsFile.constructServerSidePath(request, resourceType);
        String typeDirPath = getServletContext().getRealPath(typePath);

        File typeDir = new File(typeDirPath);
        UtilsFile.checkDirAndCreate(typeDir);

        File currentDir = new File(typeDir, currentFolderStr);

        if (!currentDir.exists())
            ur = UploadResponse.UR_INVALID_CURRENT_FOLDER;
        else {

            String newFilename = null;
            FileItemFactory factory = new DiskFileItemFactory();
            ServletFileUpload upload = new ServletFileUpload(factory);
            // FileOperate fo = new FileOperate();//liwei
            // (+ )
            upload.setHeaderEncoding("UTF-8");// liwei 
            try {

                List<FileItem> items = upload.parseRequest(request);

                // We upload only one file at the same time
                FileItem uplFile = items.get(0);
                String rawName = UtilsFile.sanitizeFileName(uplFile.getName());
                String filename = FilenameUtils.getName(rawName);
                String oldName = FilenameUtils.getName(rawName);
                String baseName = FilenameUtils.removeExtension(filename);
                String extension = FilenameUtils.getExtension(filename);
                // filename = fo.generateRandomFilename() +
                // extension;//liwei
                // (+ )
                filename = UUID.randomUUID().toString() + "." + extension;// liwei
                // (UUID)
                // logger.warn(""+oldName+""+filename+"");
                if (!ExtensionsHandler.isAllowed(resourceType, extension))
                    ur = new UploadResponse(UploadResponse.SC_INVALID_EXTENSION);
                else {

                    // construct an unique file name
                    File pathToSave = new File(currentDir, filename);
                    int counter = 1;
                    while (pathToSave.exists()) {
                        newFilename = baseName.concat("(").concat(String.valueOf(counter)).concat(")")
                                .concat(".").concat(extension);
                        pathToSave = new File(currentDir, newFilename);
                        counter++;
                    }

                    if (Utils.isEmpty(newFilename))
                        ur = new UploadResponse(UploadResponse.SC_OK,
                                UtilsResponse.constructResponseUrl(request, resourceType, currentFolderStr,
                                        true, ConnectorHandler.isFullUrl()).concat(filename));
                    else
                        ur = new UploadResponse(UploadResponse.SC_RENAMED,
                                UtilsResponse.constructResponseUrl(request, resourceType, currentFolderStr,
                                        true, ConnectorHandler.isFullUrl()).concat(newFilename),
                                newFilename);

                    // secure image check
                    if (resourceType.equals(ResourceTypeHandler.IMAGE)
                            && ConnectorHandler.isSecureImageUploads()) {
                        if (UtilsFile.isImage(uplFile.getInputStream()))
                            uplFile.write(pathToSave);
                        else {
                            uplFile.delete();
                            ur = new UploadResponse(UploadResponse.SC_INVALID_EXTENSION);
                        }
                    } else
                        uplFile.write(pathToSave);

                }
            } catch (Exception e) {
                ur = new UploadResponse(UploadResponse.SC_SECURITY_ERROR);
            }
        }

    }

    out.print(ur);
    out.flush();
    out.close();

    // logger.debug("Exiting Connector#doPost");
}

From source file:com.silverpeas.thumbnail.servlets.ThumbnailRequestRouter.java

private String updateFile(List<FileItem> parameters) {
    FileItem item = FileUploadUtil.getFile(parameters, "OriginalFile");
    if (!item.isFormField()) {
        String fileName = FileUtil.getFilename(item.getName());
        if (!FileUtil.isImage(fileName)) {
            return "EX_MSG_WRONG_TYPE_ERROR";
        }//from   w ww .ja  v a 2  s . co m
    } else {
        return "error";
    }

    // parameters seems to be correct -> delete the old thumbnail and create the new one
    String objectId = FileUploadUtil.getParameter(parameters, "ObjectId");
    String componentId = FileUploadUtil.getParameter(parameters, "ComponentId");
    String objectType = FileUploadUtil.getParameter(parameters, "ObjectType");
    ThumbnailDetail thumbToDelete = new ThumbnailDetail(componentId, Integer.parseInt(objectId),
            Integer.parseInt(objectType));
    try {
        ThumbnailController.deleteThumbnail(thumbToDelete);
    } catch (Exception e) {
        return "failed";
    }
    return createThumbnail(parameters);
}