Example usage for org.apache.commons.fileupload FileItemStream getFieldName

Introduction

In this page you can find the example usage for org.apache.commons.fileupload FileItemStream getFieldName.

Prototype

String getFieldName();

Source Link

Document

Returns the name of the field in the multipart form corresponding to this file item.

Usage

From source file:guru.nidi.ramltester.util.FormDecoder.java

private Values decodeMultipart(RamlRequest request) {
    try {//  ww w  . j a va2  s.  co m
        final Values values = new Values();
        final RamlRequestFileUploadContext context = new RamlRequestFileUploadContext(request);
        final FileItemIterator iter = new ServletFileUpload().getItemIterator(context);
        while (iter.hasNext()) {
            final FileItemStream itemStream = iter.next();
            values.addValue(itemStream.getFieldName(), valueOf(itemStream));
        }
        return values;
    } catch (IOException | FileUploadException e) {
        throw new IllegalArgumentException("Could not parse multipart request", e);
    }
}

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From source file:com.example.getstarted.basicactions.CreateBookServlet.java

@Override
public void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
    assert ServletFileUpload.isMultipartContent(req);
    CloudStorageHelper storageHelper = (CloudStorageHelper) getServletContext().getAttribute("storageHelper");

    String newImageUrl = null;/* w  ww  .j  a va  2  s  .  c o m*/
    Map<String, String> params = new HashMap<String, String>();
    try {
        FileItemIterator iter = new ServletFileUpload().getItemIterator(req);
        while (iter.hasNext()) {
            FileItemStream item = iter.next();
            if (item.isFormField()) {
                params.put(item.getFieldName(), Streams.asString(item.openStream()));
            } else if (!Strings.isNullOrEmpty(item.getName())) {
                newImageUrl = storageHelper.uploadFile(item,
                        getServletContext().getInitParameter("bookshelf.bucket"));
            }
        }
    } catch (FileUploadException e) {
        throw new IOException(e);
    }

    String createdByString = "";
    String createdByIdString = "";
    HttpSession session = req.getSession();
    if (session.getAttribute("userEmail") != null) { // Does the user have a logged in session?
        createdByString = (String) session.getAttribute("userEmail");
        createdByIdString = (String) session.getAttribute("userId");
    }

    Book book = new Book.Builder().author(params.get("author")).description(params.get("description"))
            .publishedDate(params.get("publishedDate")).title(params.get("title"))
            .imageUrl(null == newImageUrl ? params.get("imageUrl") : newImageUrl).createdBy(createdByString)
            .createdById(createdByIdString).build();

    BookDao dao = (BookDao) this.getServletContext().getAttribute("dao");
    try {
        Long id = dao.createBook(book);
        logger.log(Level.INFO, "Created book {0}", book);
        resp.sendRedirect("/read?id=" + id.toString()); // read what we just wrote
    } catch (Exception e) {
        throw new ServletException("Error creating book", e);
    }
}

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From source file:com.threewks.thundr.bind.http.MultipartHttpBinder.java

void extractParameters(HttpServletRequest req, Map<String, List<String>> formFields,
        Map<String, MultipartFile> fileFields) {
    try {//from w w w  . j ava  2  s .co m
        FileItemIterator itemIterator = upload.getItemIterator(req);
        while (itemIterator.hasNext()) {
            FileItemStream item = itemIterator.next();
            InputStream stream = item.openStream();

            String fieldName = item.getFieldName();
            if (item.isFormField()) {
                List<String> existing = formFields.get(fieldName);
                if (existing == null) {
                    existing = new LinkedList<String>();
                    formFields.put(fieldName, existing);
                }
                existing.add(Streams.readString(stream));
            } else {
                MultipartFile file = new MultipartFile(item.getName(), Streams.readBytes(stream),
                        item.getContentType());
                fileFields.put(fieldName, file);
            }
            stream.close();
        }
    } catch (Exception e) {
        throw new BindException(e, "Failed to bind multipart form data: %s", e.getMessage());
    }
}

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From source file:com.runwaysdk.web.WebFileUploadServlet.java

protected void doPost(HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException {
    ClientRequestIF clientRequest = (ClientRequestIF) req.getAttribute(ClientConstants.CLIENTREQUEST);

    // capture the session id
    boolean isMultipart = ServletFileUpload.isMultipartContent(req);

    if (!isMultipart) {
        // TODO Change exception type
        String msg = "The HTTP Request must contain multipart content.";
        throw new RuntimeException(msg);
    }/*from   w  w  w  .  ja  v a 2s. co m*/

    FileItemFactory factory = new DiskFileItemFactory();
    ServletFileUpload upload = new ServletFileUpload();

    upload.setFileItemFactory(factory);

    try {
        // Parse the request
        FileItemIterator iter = upload.getItemIterator(req);

        String fileName = null;
        String extension = null;
        InputStream stream = null;
        String uploadPath = null;
        while (iter.hasNext()) {
            FileItemStream item = iter.next();
            InputStream input = item.openStream();
            if (item.isFormField() && item.getFieldName().equals(WEB_FILE_UPLOAD_PATH_FIELD_NAME)) {
                uploadPath = Streams.asString(input);
            } else if (!item.isFormField()) {
                String fullName = item.getName();
                int extensionInd = fullName.lastIndexOf(".");
                fileName = fullName.substring(0, extensionInd);
                extension = fullName.substring(extensionInd + 1);
                stream = input;
            }
        }

        if (stream != null) {
            clientRequest.newFile(uploadPath, fileName, extension, stream);
        }
    } catch (FileUploadException e) {
        throw new FileWriteExceptionDTO(e.getLocalizedMessage());
    }
}

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From source file:DBMS.PicUpdateServlet.java

/**
 * Handles the HTTP <code>POST</code> method.
 *
 * @param request servlet request/*from  w  w  w .j  av  a 2  s . c o m*/
 * @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 {
    response.setContentType("text/html;charset=UTF-8");
    boolean isMultiPart = ServletFileUpload.isMultipartContent(request);
    if (isMultiPart) {
        ServletFileUpload upload = new ServletFileUpload();
        try {
            FileItemIterator itr = upload.getItemIterator(request);
            while (itr.hasNext()) {
                FileItemStream item = itr.next();
                if (item.isFormField()) {
                    String fieldName = item.getFieldName();
                    InputStream is = item.openStream();
                    byte[] b = new byte[is.available()];
                    is.read(b);
                    String value = new String(b);
                    System.out.println("Getting");
                } else {
                    String path = getServletContext().getRealPath("/");
                    loginid lid = null;
                    HttpSession session = request.getSession();
                    lid = (loginid) session.getAttribute("lid");
                    int id = lid.getId();
                    if (UpdateFileUpload.processFile(path, item, id)) {
                        response.sendRedirect("ProfilePicUpdateSuccess.jsp");
                    } else
                        response.sendRedirect("ProfilePicUpdateFailed.jsp");
                }
            }
        } catch (FileUploadException e) {
            e.printStackTrace();
        }
    }
}

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From source file:com.serli.chell.framework.upload.FileUploadInfo.java

private FileUploadInfo(FileItemStream fis, String fileName, String charsetEncoding) {
    this.fis = fis;
    this.fileName = fileName;
    this.fieldName = fis.getFieldName();
    this.charsetEncoding = charsetEncoding;
    this.item = null;
    if (fileName == null) {
        this.extension = null;
        this.contentType = null;
        this.size = 0;
    } else {/*from   w  w  w .  ja  v  a 2  s. c  om*/
        this.extension = FileUtils.extension(fileName);
        this.contentType = getContentType(fis.getContentType(), extension);
        this.size = Constant.UNSPECIFIED;
    }
}

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From source file:fedora.server.management.UploadServlet.java

/**
 * The servlet entry point. http://host:port/fedora/management/upload
 *///w ww  .j  a  v a 2 s. co  m
@Override
public void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    Context context = ReadOnlyContext.getContext(Constants.HTTP_REQUEST.REST.uri, request);
    try {
        // Create a new file upload handler
        ServletFileUpload upload = new ServletFileUpload();

        // Parse the request, looking for "file"
        InputStream in = null;
        FileItemIterator iter = upload.getItemIterator(request);
        while (in == null && iter.hasNext()) {
            FileItemStream item = iter.next();
            LOG.info("Got next item: isFormField=" + item.isFormField() + " fieldName=" + item.getFieldName());
            if (!item.isFormField() && item.getFieldName().equals("file")) {
                in = item.openStream();
            }
        }
        if (in == null) {
            sendResponse(HttpServletResponse.SC_BAD_REQUEST, "No data sent.", response);
        } else {
            sendResponse(HttpServletResponse.SC_CREATED, s_management.putTempStream(context, in), response);
        }
    } catch (AuthzException ae) {
        throw RootException.getServletException(ae, request, "Upload", new String[0]);
    } catch (Exception e) {
        e.printStackTrace();
        sendResponse(HttpServletResponse.SC_INTERNAL_SERVER_ERROR,
                e.getClass().getName() + ": " + e.getMessage(), response);
    }
}

---

From source file:controllers.UploadController.java

/**
 * /*from  ww  w  . j  a v a  2s.c o  m*/
 * This upload method expects a file and simply displays the file in the
 * multipart upload again to the user (in the correct mime encoding).
 * 
 * @param context
 * @return
 * @throws Exception
 */
public Result uploadFinish(Context context) throws Exception {

    // we are using a renderable inner class to stream the input again to
    // the user
    Renderable renderable = new Renderable() {

        @Override
        public void render(Context context, Result result) {

            try {
                // make sure the context really is a multipart context...
                if (context.isMultipart()) {

                    // This is the iterator we can use to iterate over the
                    // contents
                    // of the request.
                    FileItemIterator fileItemIterator = context.getFileItemIterator();

                    while (fileItemIterator.hasNext()) {

                        FileItemStream item = fileItemIterator.next();

                        String name = item.getFieldName();
                        InputStream stream = item.openStream();

                        String contentType = item.getContentType();

                        if (contentType != null) {
                            result.contentType(contentType);
                        } else {
                            contentType = mimeTypes.getMimeType(name);
                        }

                        ResponseStreams responseStreams = context.finalizeHeaders(result);

                        if (item.isFormField()) {
                            System.out.println("Form field " + name + " with value " + Streams.asString(stream)
                                    + " detected.");
                        } else {
                            System.out.println(
                                    "File field " + name + " with file name " + item.getName() + " detected.");
                            // Process the input stream

                            ByteStreams.copy(stream, responseStreams.getOutputStream());

                        }
                    }

                }

            } catch (IOException | FileUploadException exception) {

                throw new InternalServerErrorException(exception);

            }

        }
    };

    return new Result(200).render(renderable);

}

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From source file:in.co.sneh.controller.CargaExcelRural.java

/**
 * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
 * methods.// www . ja  va 2 s . c  o m
 *
 * @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");
    PrintWriter out = response.getWriter();
    try {
        CargaExcelReqRural lee = new CargaExcelReqRural();
        String Unidad = "";

        boolean isMultiPart = ServletFileUpload.isMultipartContent(request);
        if (isMultiPart) {
            ServletFileUpload upload = new ServletFileUpload();
            try {
                HttpSession sesion = request.getSession(true);
                FileItemIterator itr = upload.getItemIterator(request);
                while (itr.hasNext()) {
                    FileItemStream item = itr.next();
                    if (item.isFormField()) {
                        String fielName = item.getFieldName();
                        InputStream is = item.openStream();
                        byte[] b = new byte[is.available()];
                        is.read(b);
                        String value = new String(b);
                        response.getWriter().println(fielName + ":" + value + "<br/>");
                    } else {
                        String path = getServletContext().getRealPath("/");
                        if (CargaExcelRuralModel.processFile(path, item)) {
                            //response.getWriter().println("file uploaded successfully");
                            if (lee.obtieneArchivo(path, item.getName())) {
                                out.println("<script>alert('Se carg el Folio Correctamente')</script>");
                                out.println(
                                        "<script>window.location='facturacionRural/cargaRequerimento.jsp'</script>");
                            }
                            //response.sendRedirect("cargaFotosCensos.jsp");
                        } else {
                            //response.getWriter().println("file uploading falied");
                            //response.sendRedirect("cargaFotosCensos.jsp");
                        }
                    }
                }
            } catch (FileUploadException fue) {
                fue.printStackTrace();
            }
            out.println("<script>alert('No se pudo cargar el Folio, verifique las celdas')</script>");
            out.println("<script>window.location='requerimiento.jsp'</script>");
            //response.sendRedirect("carga.jsp");
        }
    } finally {
        out.close();
    }
}

---

From source file:Functions.UploadFileServlet.java

@Override
protected void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {

    String houseId = "";
    String owner = (String) request.getSession().getAttribute("username");
    String url = "/errorPage.jsp";
    String message = "fgd";
    //System.out.println("houseId= "+houseId);
    //System.out.println("owner= "+owner);
    response.setContentType("text/html");
    boolean isMultipart = ServletFileUpload.isMultipartContent(request);
    if (isMultipart) {
        ServletFileUpload upload = new ServletFileUpload();
        try {//from w  ww.  j av a2s. c o m
            FileItemIterator itr = upload.getItemIterator(request);
            while (itr.hasNext()) {
                FileItemStream item = itr.next();
                if (item.isFormField()) {
                    //do something
                    String fieldName = item.getFieldName();
                    InputStream is = item.openStream();
                    byte b[] = new byte[is.available()];
                    is.read(b);
                    String value = new String(b);
                    if ("houseIddd".equals(fieldName)) {
                        houseId = value;
                    }
                    response.getWriter().println(fieldName + ":" + value + "<br/>");
                } else {
                    System.out.println("MPHKE STO ELSE GIA NA BALEI SPITIA");
                    //upload file
                    String path = getServletContext().getRealPath("/");
                    //String path = getServletContext().getContextPath()+"/";

                    if (FileUpload.processFile(path, item, houseId, owner)) {
                        System.out.println("MPHKE STO processfile!");
                        //response.getWriter().println("file uploaded successfully");
                        message = "file uploaded successfully";

                        url = "/Estateprofile.jsp?houseId=" + houseId + "&houseOwner=" + owner + "&message="
                                + message;

                    } else {
                        message = "file uploading failed";
                        url = "/Estateprofile.jsp?houseId=" + houseId + "&houseOwner=" + owner + "&message="
                                + message;

                        //response.getWriter().println("file uploading failed");
                    }
                }
            }
        } catch (FileUploadException ex) {
            ex.printStackTrace();
            //Logger.getLogger(UploadFileServlet.class.getName()).log(Level.SEVERE, null, ex);
        }
        RequestDispatcher dispatcher = getServletContext().getRequestDispatcher(url);
        dispatcher.forward(request, response);
    }
}

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