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:edu.stanford.epad.epadws.handlers.HandlerUtil.java

public static List<File> extractFiles(FileItemIterator fileItemIterator, String prefix, String extension)
        throws FileUploadException, IOException, FileNotFoundException {
    List<File> files = new ArrayList<>();
    int sliceCount = 0;
    while (fileItemIterator.hasNext()) {
        FileItemStream fileItemStream = fileItemIterator.next();
        InputStream inputStream = fileItemStream.openStream();
        File temporaryFile = File.createTempFile(prefix + sliceCount + "_", extension);
        FileOutputStream fos = null;
        files.add(temporaryFile);/*from   w  ww  . j  ava  2 s  .  co m*/
        try {
            int len;
            byte[] buffer = new byte[32768];
            fos = new FileOutputStream(temporaryFile);
            while ((len = inputStream.read(buffer, 0, buffer.length)) != -1) {
                fos.write(buffer, 0, len);
            }
        } finally {
            IOUtils.closeQuietly(inputStream);
            IOUtils.closeQuietly(fos);
        }
    }
    return files;
}

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From source file:Functions.FileUpload.java

public static boolean processFile(String path, FileItemStream item, String houseId, String owner) {
    if ("".equals(item.getName())) {
        return false;
    }/*from  w ww.  ja v  a 2 s  .co m*/
    String nm = houseId + item.getName();
    System.out.println("nm =====================" + nm);
    try {
        File f = new File(path + File.separator + "images/");

        if (!f.exists()) {//den uparxei kan o fakelos opote den einai sthn database tpt!
            System.out.println("Mphke sthn if den exists");
            f.mkdir();
            File savedFile = new File(f.getAbsoluteFile() + File.separator + nm);
            FileOutputStream fos = new FileOutputStream(savedFile);
            InputStream is = item.openStream();
            int x = -1;
            byte b[] = new byte[1024];
            while ((x = is.read(b)) != -1) {
                fos.write(b, 0, x);
                //fos.write(x);
            }
            fos.flush();
            fos.close();
            database_common_functions.insertIntoBaseImage(houseId, nm);

            return true;
        } else {
            System.out.println("Mphke sthn if exists");
            if (database_common_functions.isHouseImageInDatabase(houseId, nm) == 1) {
                //overwrites current image with name nm.
                System.out.println("Mphke na kanei overwrite t arxeio");
                FileOutputStream fos = new FileOutputStream(f.getAbsoluteFile() + File.separator + nm);
                InputStream is = item.openStream();
                int x = -1;
                byte b[] = new byte[1024];
                while ((x = is.read(b)) != -1) {
                    fos.write(b, 0, x);
                    //fos.write(x);
                }
                fos.flush();
                fos.close();
                return true;
            } else {

                FileOutputStream fos = new FileOutputStream(f.getAbsoluteFile() + File.separator + nm);
                InputStream is = item.openStream();
                int x = -1;
                byte b[] = new byte[1024];
                while ((x = is.read(b)) != -1) {
                    fos.write(b, 0, x);
                    //fos.write(x);
                }
                fos.flush();
                fos.close();
                database_common_functions.insertIntoBaseImage(houseId, nm);
                return true;
            }

        }
    } catch (Exception e) {
        e.printStackTrace();
    }
    return false;
}

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From source file:com.example.controller.ImageController.java

@RequestMapping(value = "/upload", method = RequestMethod.POST)
public String save(HttpServletRequest req, HttpServletResponse res, HttpSession session)
        throws IOException, FileUploadException, ClassNotFoundException, SQLException {

    // Get the image representation
    ServletFileUpload upload = new ServletFileUpload();
    FileItemIterator iter = upload.getItemIterator(req);
    FileItemStream imageItem = iter.next();
    InputStream imgStream = imageItem.openStream();

    // construct our entity objects
    Blob imageBlob = new Blob(IOUtils.toByteArray(imgStream));
    MyImages myImage = new MyImages(imageBlob);

    // persist image
    Users us = (Users) session.getAttribute("user");
    String user = us.getUsername();
    if (MyImageDao.getImage(user) != null) {
        MyImageDao.updateImage(user, imageBlob);
        return "profile";
    } else {/*  w ww .  jav  a 2 s.c om*/
        MyImageDao.addImage(user, myImage);
    }
    // respond to query
    return "Home";
}

---

From source file:com.boazlev.fnf.web.IndexerServlet.java

@Override
protected void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    response.setContentType("text/xml;charset=UTF-8");
    PrintWriter out = response.getWriter();
    out.println("<?xml version=\"1.0\" encoding=\"UTF-8\"?>");
    out.println("<?xml-stylesheet type=\"text/xsl\" href=\"out.xslt\"?>");
    out.println("<catalog>");

    DiskFileItemFactory factory = new DiskFileItemFactory();
    ServletFileUpload fileUpload = new ServletFileUpload(factory);
    try {//from  w  w w  .j  a v a 2  s  .  c o  m
        FileItemIterator iterator = fileUpload.getItemIterator(request);
        while (iterator.hasNext()) {
            FileItemStream item = iterator.next();
            InputStream mathMLContent = item.openStream();
            if (!item.isFormField()) {
                Map<String, Integer> index = indexer.index(mathMLContent, "./lines.txt");
                for (Map.Entry<String, Integer> mapEntry : index.entrySet()) {
                    out.println("<cd>");
                    out.print("<index>");
                    out.print(mapEntry.getKey());
                    out.println("</index>");
                    out.print("<count>");
                    out.print(mapEntry.getValue());
                    out.println("</count>");
                    out.println("</cd>");
                }
            }
        }
    } catch (FileUploadException e) {
        throw new ServletException("Cannot parse multipart request.", e);
    }
    out.print("</catalog>");
}

---

From source file:eu.cloud4soa.frontend.upload.ApplicationArtifactUpload.java

public void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    ServletFileUpload upload = new ServletFileUpload();

    try {//  w  w  w.ja  v a 2 s.co  m
        FileItemIterator fileItemIterator = upload.getItemIterator(request);

        while (fileItemIterator.hasNext()) {
            FileItemStream item = fileItemIterator.next();
            artifactsHolder.addFileItem(item.getFieldName(), item.openStream());
        }
    } catch (Exception e) {
        throw new RuntimeException(e);
    }

}

---

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 ww.j  a va2 s .  c  o  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());
    }
}

---

From source file:net.catchpole.silicone.servlet.InputLoader.java

private InputStream getInputStreamActual() throws IOException {
    if (ServletFileUpload.isMultipartContent(httpServletRequest)) {
        try {//  ww  w .j a  v a 2s.co  m
            ServletFileUpload upload = new ServletFileUpload();
            FileItemIterator fileItemIterator = upload.getItemIterator(httpServletRequest);
            while (fileItemIterator.hasNext()) {
                FileItemStream item = fileItemIterator.next();
                if (!item.isFormField()) {
                    return item.openStream();
                }
            }
        } catch (FileUploadException fe) {
            throw new RuntimeException(fe);
        }
    } else {
        return httpServletRequest.getInputStream();
    }
    return null;
}

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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);
    }//w  ww  .  j  av  a  2  s  . c  om

    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());
    }
}

---

From source file:market.servlet.Upload.java

/**
 * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
 * methods./*from  ww  w. jav a  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 {
    ServletFileUpload upload = new ServletFileUpload();
    upload.setSizeMax(50000);
    response.setContentType("xml");
    PrintWriter out = response.getWriter();
    String user = request.getParameter("user");
    String fileContents = "";

    try {
        /*capture submitted data*/
        FileItemIterator iterator = upload.getItemIterator(request);
        while (iterator.hasNext()) {
            FileItemStream item = iterator.next();
            InputStream in = item.openStream();

            if (item.isFormField()) {
                /*do nothing*/
            } else {
                try {
                    fileContents = IOUtils.toString(in);
                    //                                        MarketParser parser = new MarketParser(fileContents);
                    new MarketHandler(fileContents, user);
                    response.sendRedirect("./home");
                } finally {
                    IOUtils.closeQuietly(in);
                }
            }
        }
    } catch (SizeLimitExceededException e) {
        out.println("You exceeded the maximu size (" + e.getPermittedSize() + ") of the file ("
                + e.getActualSize() + ")");
    } catch (FileUploadException ex) {
        Logger.getLogger(Upload.class.getName()).log(Level.SEVERE, null, ex);
    }
}

---

From source file:com.oddprints.servlets.Edit.java

@POST
@Path("/basic")
@Produces(MediaType.TEXT_HTML)//from   w  ww  .ja v  a 2 s .c  om
public Viewable doPost(@Context HttpServletRequest req)
        throws FileUploadException, IOException, URISyntaxException {
    // Get the image representation
    ServletFileUpload upload = new ServletFileUpload();
    FileItemIterator iter = upload.getItemIterator(req);
    FileItemStream imageItem = iter.next();
    InputStream imgStream = imageItem.openStream();
    byte[] bytes = IOUtils.toByteArray(imgStream);

    BlobKey blobKey = ImageBlobStore.INSTANCE.writeImageData(bytes);
    req.getSession().setAttribute("blobKeyString", blobKey.getKeyString());
    req.getSession().setAttribute("blobSize", bytes.length + "");
    req.getSession().setAttribute("basicMode", Boolean.TRUE);

    return viewBasic(req);
}

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