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

Introduction

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

Prototype

InputStream openStream() throws IOException;

Source Link

Document

Creates an InputStream , which allows to read the items contents.

Usage

From source file:password.pwm.http.PwmRequest.java

public Map<String, FileUploadItem> readFileUploads(final int maxFileSize, final int maxItems)
        throws IOException, ServletException, PwmUnrecoverableException {
    final Map<String, FileUploadItem> returnObj = new LinkedHashMap<>();
    try {//from  w ww.j a  va2 s.c  o m
        if (ServletFileUpload.isMultipartContent(this.getHttpServletRequest())) {
            final ServletFileUpload upload = new ServletFileUpload();
            final FileItemIterator iter = upload.getItemIterator(this.getHttpServletRequest());
            while (iter.hasNext() && returnObj.size() < maxItems) {
                final FileItemStream item = iter.next();
                final InputStream inputStream = item.openStream();
                final ByteArrayOutputStream baos = new ByteArrayOutputStream();
                final long length = IOUtils.copyLarge(inputStream, baos, 0, maxFileSize + 1);
                if (length > maxFileSize) {
                    final ErrorInformation errorInformation = new ErrorInformation(PwmError.ERROR_UNKNOWN,
                            "upload file size limit exceeded");
                    LOGGER.error(this, errorInformation);
                    respondWithError(errorInformation);
                    return Collections.emptyMap();
                }
                final byte[] outputFile = baos.toByteArray();
                final FileUploadItem fileUploadItem = new FileUploadItem(item.getName(), item.getContentType(),
                        outputFile);
                returnObj.put(item.getFieldName(), fileUploadItem);
            }
        }
    } catch (Exception e) {
        LOGGER.error("error reading file upload: " + e.getMessage());
    }
    return Collections.unmodifiableMap(returnObj);
}

---

From source file:password.pwm.http.ServletHelper.java

public static String readFileUpload(final HttpServletRequest req, final String filePartName, int maxFileChars)
        throws IOException, ServletException, PwmUnrecoverableException {
    try {/*from   w w w. j  a  va2 s.c o  m*/
        if (ServletFileUpload.isMultipartContent(req)) {

            // Create a new file upload handler
            final ServletFileUpload upload = new ServletFileUpload();

            String uploadFile = null;

            // Parse the request
            for (final FileItemIterator iter = upload.getItemIterator(req); iter.hasNext();) {
                final FileItemStream item = iter.next();

                if (filePartName.equals(item.getFieldName())) {
                    uploadFile = streamToString(item.openStream(), maxFileChars);
                }
            }

            return uploadFile;
        }
    } catch (Exception e) {
        LOGGER.error("error reading file upload: " + e.getMessage());
    }
    return null;
}

---

From source file:password.pwm.http.ServletHelper.java

public static InputStream readFileUpload(final HttpServletRequest req, final String filePartName)
        throws IOException, ServletException, PwmUnrecoverableException {
    try {//from  w  w w . j  a  v  a2 s. c  o m
        if (ServletFileUpload.isMultipartContent(req)) {

            // Create a new file upload handler
            final ServletFileUpload upload = new ServletFileUpload();

            // Parse the request
            for (final FileItemIterator iter = upload.getItemIterator(req); iter.hasNext();) {
                final FileItemStream item = iter.next();

                if (filePartName.equals(item.getFieldName())) {
                    return item.openStream();
                }
            }
        }
    } catch (Exception e) {
        LOGGER.error("error reading file upload: " + e.getMessage());
    }
    return null;
}

---

From source file:pl.exsio.plupload.PluploadChunkFactory.java

private static void setChunkField(PluploadChunk chunk, FileItemStream item)
        throws NumberFormatException, IOException {
    String value = Streams.asString(item.openStream());
    switch (item.getFieldName()) {
    case "fileId":
        chunk.setFileId(value);/*  ww  w.  ja v  a 2  s . c om*/
        break;
    case "name":
        chunk.setName(value);
        break;
    case "chunk":
        chunk.setChunk(Integer.parseInt(value));
        break;
    case "chunks":
        chunk.setChunks(Integer.parseInt(value));
    }
}

---

From source file:pl.exsio.plupload.PluploadChunkFactory.java

private static void saveChunkData(PluploadChunk chunk, FileItemStream item) throws IOException {
    if (getReceiver().isFileExpected(chunk.getFileId())) {
        chunk.setInputStream(item.openStream());
    }//from w w w  .j  av  a  2  s  . co m
}

---

From source file:play.data.parsing.ApacheMultipartParser.java

public Map<String, String[]> parse(InputStream body) {
    Map<String, String[]> result = new HashMap<String, String[]>();
    try {//ww  w  .j av  a 2s .c  om
        FileItemIteratorImpl iter = new FileItemIteratorImpl(body,
                Request.current().headers.get("content-type").value(), Request.current().encoding);
        while (iter.hasNext()) {
            FileItemStream item = iter.next();
            FileItem fileItem = new AutoFileItem(item);
            try {
                Streams.copy(item.openStream(), fileItem.getOutputStream(), true);
            } catch (FileUploadIOException e) {
                throw (FileUploadException) e.getCause();
            } catch (IOException e) {
                throw new IOFileUploadException(
                        "Processing of " + MULTIPART_FORM_DATA + " request failed. " + e.getMessage(), e);
            }
            if (fileItem.isFormField()) {
                // must resolve encoding
                String _encoding = Request.current().encoding; // this is our default
                String _contentType = fileItem.getContentType();
                if (_contentType != null) {
                    HTTP.ContentTypeWithEncoding contentTypeEncoding = HTTP.parseContentType(_contentType);
                    if (contentTypeEncoding.encoding != null) {
                        _encoding = contentTypeEncoding.encoding;
                    }
                }

                putMapEntry(result, fileItem.getFieldName(), fileItem.getString(_encoding));
            } else {
                @SuppressWarnings("unchecked")
                List<Upload> uploads = (List<Upload>) Request.current().args.get("__UPLOADS");
                if (uploads == null) {
                    uploads = new ArrayList<Upload>();
                    Request.current().args.put("__UPLOADS", uploads);
                }
                try {
                    uploads.add(new FileUpload(fileItem));
                } catch (Exception e) {
                    // GAE does not support it, we try in memory
                    uploads.add(new MemoryUpload(fileItem));
                }
                putMapEntry(result, fileItem.getFieldName(), fileItem.getFieldName());
            }
        }
    } catch (FileUploadIOException e) {
        Logger.debug(e, "error");
        throw new IllegalStateException("Error when handling upload", e);
    } catch (IOException e) {
        Logger.debug(e, "error");
        throw new IllegalStateException("Error when handling upload", e);
    } catch (FileUploadException e) {
        Logger.debug(e, "error");
        throw new IllegalStateException("Error when handling upload", e);
    } catch (Exception e) {
        Logger.debug(e, "error");
        throw new UnexpectedException(e);
    }
    return result;
}

---

From source file:Project.FileUploadServlet.java

/**
 * Handles the HTTP <code>POST</code> method.
 *
 * @param request servlet request/*from   ww  w .j a v  a 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 {
    //processRequest(request, response);
    response.setContentType("text/html");
    String path = "";
    boolean isMultiPart = ServletFileUpload.isMultipartContent(request);
    if (isMultiPart) {
        ServletFileUpload upload = new ServletFileUpload();
        try {
            String category = "";
            String keywords = "";
            double cost = 0.0;
            String imagess = "";
            String user = "";
            FileItemIterator itr = upload.getItemIterator(request);
            Map<String, String> map = new HashMap<String, String>();
            while (itr.hasNext()) {
                FileItemStream item = itr.next();
                if (item.isFormField()) {
                    //do variable declaration of the specific field
                    String fieldName = item.getFieldName();
                    InputStream is = item.openStream();
                    byte[] b = new byte[is.available()];
                    is.read(b);
                    String value = new String(b);
                    response.getWriter().println(fieldName + ":" + value + "<br/>");
                    map.put(fieldName, value);
                } else {
                    //do file upload and store the path as variable
                    path = getServletContext().getRealPath("/");
                    //will write a method and we will call here
                    if (processFile(path, item)) {
                        response.getWriter().println("File uploaded successfully");
                        response.getWriter().println(path);
                    } else {
                        response.getWriter().println("File uploading failed");
                    }
                }

                for (Map.Entry<String, String> entry : map.entrySet()) {
                    if (entry.getKey().equals("category")) {
                        category = entry.getValue();
                    } else if (entry.getKey().equals("keywords")) {
                        keywords = entry.getValue();
                    } else if (entry.getKey().equals("cost")) {
                        cost = Double.parseDouble(entry.getValue());
                    } else if (entry.getKey().equals("fileName")) {
                        imagess = entry.getValue();
                    } else if (entry.getKey().equals("user")) {
                        user = entry.getValue();
                    }
                }

            }
            response.getWriter().println("images\\" + imagess);
            imagess = "images\\" + imagess;
            response.getWriter().println(category + "---" + keywords + "----" + cost + "---" + imagess);
            DB_Users d = new DB_Users();
            d.insertProduct(category, keywords, imagess, cost, user);
        } catch (FileUploadException e) {
            e.printStackTrace();
        }
    } else {
        //do nothing
    }
}

---

From source file:Project.FileUploadServlet.java

public static boolean processFile(String path, FileItemStream item) {
    try {//from  w w w .  ja  v a2 s.  c  o  m
        File f = new File(path + File.separator + "images");
        if (!f.exists()) {
            f.mkdir();
        }
        File savedFile = new File(f.getAbsolutePath() + File.separator + item.getName());
        FileOutputStream fos = new FileOutputStream(savedFile);
        InputStream is = item.openStream();
        int x = 0;
        byte[] b = new byte[1024];
        while ((x = is.read(b)) != -1) {
            fos.write(b, 0, x);
        }
        fos.flush();
        fos.close();
        return true;
    } catch (Exception e) {
        return false;
    }
}

---

From source file:ru.arch_timeline.spring.multipart.StreamingMultipartResolver.java

public MultipartHttpServletRequest resolveMultipart(HttpServletRequest request) throws MultipartException {

    // Create a new file upload handler
    ServletFileUpload upload = new ServletFileUpload();
    upload.setFileSizeMax(maxUploadSize);

    String encoding = determineEncoding(request);

    //Map<String, MultipartFile> multipartFiles = new HashMap<String, MultipartFile>();
    Map<String, String[]> multipartParameters = new HashMap<String, String[]>();
    Map<String, String> multipartContentTypes = new HashMap<String, String>();

    MultiValueMap<String, MultipartFile> multipartFiles = new LinkedMultiValueMap<String, MultipartFile>();

    // Parse the request
    try {/*  ww  w. j a va  2s  . c  om*/
        FileItemIterator iter = upload.getItemIterator(request);
        while (iter.hasNext()) {
            FileItemStream item = iter.next();

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

                String value = Streams.asString(stream, encoding);

                String[] curParam = (String[]) multipartParameters.get(name);
                if (curParam == null) {
                    // simple form field
                    multipartParameters.put(name, new String[] { value });
                } else {
                    // array of simple form fields
                    String[] newParam = StringUtils.addStringToArray(curParam, value);
                    multipartParameters.put(name, newParam);
                }

            } else {

                // Process the input stream
                MultipartFile file = new StreamingMultipartFile(item);
                multipartFiles.add(name, file);
                multipartContentTypes.put(name, file.getContentType());
            }
        }
    } catch (IOException e) {
        throw new MultipartException("something went wrong here", e);
    } catch (FileUploadException e) {
        throw new MultipartException("something went wrong here", e);
    }

    return new DefaultMultipartHttpServletRequest(request, multipartFiles, multipartParameters,
            multipartContentTypes);
}

---

From source file:rurales.FileUploadRural.java

/**
 * Handles the HTTP <code>POST</code> method.
 *
 * @param request servlet request//from w w w  .  j av  a 2s . 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 {
    ConectionDB con = new ConectionDB();
    response.setContentType("text/html");
    PrintWriter out = response.getWriter();
    String Unidad = "";

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

    /*
     * Para insertar el excel en tablas
     */
}

---

• «
• 1
• 2
• 3
• 4
• 5
• 6
• 7
• 8
• 9
• 10
• 11
• 12
• 13
• 14
• 15
• 16
• 17
• 18
• 19
• 20
• 21
• 22
• 23
• 24
• 25
• 26
• 27
• 28
• 29
• 30
• 31
• »