Example usage for org.apache.commons.fileupload FileItemIterator hasNext

Introduction

In this page you can find the example usage for org.apache.commons.fileupload FileItemIterator hasNext.

Prototype

boolean hasNext() throws FileUploadException, IOException;

Source Link

Document

Returns, whether another instance of FileItemStream is available.

Usage

From source file:cc.vidr.servlet.DatumImportServlet.java

public void doPost(HttpServletRequest req, HttpServletResponse resp) throws IOException, ServletException {
    try {/* ww  w . ja v  a2 s  .  c o  m*/
        ServletFileUpload upload = new ServletFileUpload();
        FileItemIterator iterator = upload.getItemIterator(req);
        while (iterator.hasNext()) {
            FileItemStream item = iterator.next();
            if (item.isFormField())
                continue;
            String filename = item.getName();
            if (filename.isEmpty())
                continue;
            InputStream stream = item.openStream();
            resp.getWriter().println("<p>");
            try {
                resp.getWriter().println("Loading '" + filename + "'... ");
                Program program = new Program(stream);
                program.parse();
                program.assertFacts(Server.factDatabase);
                program.assertRules(Server.ruleDatabase);
                resp.getWriter().println("OK");
            } catch (RecognitionException e) {
                resp.getWriter().println("Malformed input: " + e.getMessage());
            } catch (UnsafeException e) {
                resp.getWriter().println("Unsafe rule or non-ground fact encountered: " + e.getMessage());
            } catch (IOException e) {
                resp.getWriter().println("Error opening file: " + e.getMessage());
            }
            resp.getWriter().println("</p>");
        }
    } catch (FileUploadException e) {
        throw new ServletException(e);
    }
    doGet(req, resp);
}

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From source file:com.carolinarollergirls.scoreboard.jetty.LoadXmlScoreBoard.java

protected void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    super.doPost(request, response);

    try {//  w w w  . j a  v  a  2  s  . com
        if (!ServletFileUpload.isMultipartContent(request)) {
            response.sendError(HttpServletResponse.SC_BAD_REQUEST);
            return;
        }

        ServletFileUpload sfU = new ServletFileUpload();
        FileItemIterator items = sfU.getItemIterator(request);
        while (items.hasNext()) {
            FileItemStream item = items.next();
            if (!item.isFormField()) {
                InputStream stream = item.openStream();
                Document doc = editor.toDocument(stream);
                stream.close();
                handleDocument(request, response, doc);
                return;
            }
        }

        response.sendError(HttpServletResponse.SC_BAD_REQUEST, "No XML uploaded");
    } catch (FileUploadException fuE) {
        response.sendError(HttpServletResponse.SC_BAD_REQUEST, fuE.getMessage());
    } catch (JDOMException jE) {
        response.sendError(HttpServletResponse.SC_BAD_REQUEST, jE.getMessage());
    }
}

---

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 www .  j a  va 2  s  .c  om*/
        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>");
}

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From source file:com.caibowen.gplume.misc.test.stream.Upload.java

private Upload(final HttpServletRequest request) {
    this.upload = new ServletFileUpload();
    this.request = request;

    super.setStreamProvider(new InputStreamProvider() {

        @Override/*  w  ww.  jav  a 2 s  . com*/
        public InputStream getStream(String path) throws IOException {
            try {
                FileItemIterator iter = upload.getItemIterator(request);
                while (iter.hasNext()) {
                    FileItemStream stm = iter.next();
                    if (stm.getFieldName().equals(path)) {
                        return stm.openStream();
                    }
                }
            } catch (Exception e) {
                throw new IOException(e);
            }
            throw new IOException(path + " does not exists");
        }

        @Override
        public String getRealPath(String p) {
            throw new UnsupportedOperationException();
        }
    });

}

---

From source file:jetbrick.web.mvc.multipart.CommonsFileUpload.java

@Override
public MultipartRequest transform(HttpServletRequest request) throws IOException {
    String contextType = request.getHeader("Content-Type");
    if (contextType == null || !contextType.startsWith("multipart/form-data")) {
        return null;
    }/*from   ww w. j av a 2  s  . co m*/

    String encoding = request.getCharacterEncoding();

    MultipartRequest req = new MultipartRequest(request);
    ServletFileUpload upload = new ServletFileUpload();
    upload.setHeaderEncoding(encoding);

    try {
        FileItemIterator it = upload.getItemIterator(request);
        while (it.hasNext()) {
            FileItemStream item = it.next();
            String fieldName = item.getFieldName();
            InputStream stream = item.openStream();
            try {
                if (item.isFormField()) {
                    req.setParameter(fieldName, Streams.asString(stream, encoding));
                } else {
                    String originalFilename = item.getName();
                    if (originalFilename == null || originalFilename.length() == 0) {
                        continue;
                    }
                    File diskFile = UploadUtils.getUniqueTemporaryFile(originalFilename);
                    OutputStream fos = new FileOutputStream(diskFile);

                    try {
                        IoUtils.copy(stream, fos);
                    } finally {
                        IoUtils.closeQuietly(fos);
                    }

                    FilePart filePart = new FilePart(fieldName, originalFilename, diskFile);
                    req.addFile(filePart);
                }
            } finally {
                IoUtils.closeQuietly(stream);
            }
        }
    } catch (FileUploadException e) {
        throw new IllegalStateException(e);
    }

    return req;
}

---

From source file:br.com.ifpb.bdnc.projeto.geo.system.MultipartData.java

public String processFile(HttpServletRequest request) throws ServletException, IOException {

    boolean isMultipart = ServletFileUpload.isMultipartContent(request);

    if (isMultipart) {
        ServletFileUpload upload = new ServletFileUpload();
        try {/*from   w ww .j  a v  a  2s  .com*/
            FileItemIterator itr = upload.getItemIterator(request);

            while (itr.hasNext()) {
                FileItemStream item = itr.next();
                if (!item.isFormField()) {
                    String path = request.getServletContext().getRealPath("/");
                    String nameToSave = "profileImage" + Calendar.getInstance().getTimeInMillis()
                            + item.getName();
                    if (saveImage(path + "/userImages", item, nameToSave)) {
                        return folder + "/" + nameToSave;
                    }
                }
            }

        } catch (FileUploadException ex) {
            System.out.println("erro ao obter informaoes sobre o arquivo");
        }

    } else {
        System.out.println("Erro no formulario!");
    }

    return null;
}

---

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

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

    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 w w .  j  av  a2  s .co m

    String fileId = req.getParameter("sessionId").toString().trim();
    FileItemFactory factory = new ProgressMonitorFileItemFactory(req, fileId);
    ServletFileUpload upload = new ServletFileUpload();

    upload.setFileItemFactory(factory);

    try {
        // Parse the request

        FileItemIterator iter = upload.getItemIterator(req);
        while (iter.hasNext()) {
            FileItemStream item = iter.next();

            if (!item.isFormField()) {
                String fullName = item.getName();
                int extensionInd = fullName.lastIndexOf(".");
                String fileName = fullName.substring(0, extensionInd);
                String extension = fullName.substring(extensionInd + 1);
                InputStream stream = item.openStream();

                BusinessDTO fileDTO = clientRequest.newSecureFile(fileName, extension, stream);

                // return the vault id to the dhtmlxVault callback
                req.getSession().setAttribute("FileUpload.Progress." + fileId, fileDTO.getId());
            }
        }
    } catch (FileUploadException e) {
        throw new FileWriteExceptionDTO(e.getLocalizedMessage());
    } catch (RuntimeException e) {
        req.getSession().setAttribute("FileUpload.Progress." + fileId, "fail: " + e.getLocalizedMessage());
    }
}

---

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   ww  w  .ja v a  2 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:com.northernwall.hadrian.handler.ImageHandler.java

private void updateImage(Request request, String serviceId) throws IOException, FileUploadException {
    if (!ServletFileUpload.isMultipartContent(request)) {
        logger.warn("Trying to upload image for {} but content is not multipart", serviceId);
        return;//from  w ww  . j  a v  a 2 s  .  c om
    }
    logger.info("Trying to upload image for {}", serviceId);
    ServletFileUpload upload = new ServletFileUpload();

    // Parse the request
    FileItemIterator iter = upload.getItemIterator(request);
    while (iter.hasNext()) {
        FileItemStream item = iter.next();
        if (!item.isFormField()) {
            String name = item.getName();
            name = name.replace(' ', '-').replace('&', '-').replace('<', '-').replace('>', '-')
                    .replace('/', '-').replace('\\', '-').replace('&', '-').replace('@', '-').replace('?', '-')
                    .replace('^', '-').replace('#', '-').replace('%', '-').replace('=', '-').replace('$', '-')
                    .replace('{', '-').replace('}', '-').replace('[', '-').replace(']', '-').replace('|', '-')
                    .replace(';', '-').replace(':', '-').replace('~', '-').replace('`', '-');
            dataAccess.uploadImage(serviceId, name, item.getContentType(), item.openStream());
        }
    }
}

---

From source file:hudson.gwtmarketplace.server.ImageUploadServlet.java

@Override
protected void service(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    boolean isMultipart = ServletFileUpload.isMultipartContent(request);

    ServletFileUpload upload = new ServletFileUpload();

    Map<String, String> parameters = new HashMap<String, String>();
    Image resizedImage = null;/*from  www .  j ava  2  s . c  o m*/

    try {
        // Parse the request
        FileItemIterator iter = upload.getItemIterator(request);
        while (iter.hasNext()) {
            FileItemStream item = iter.next();
            String name = item.getFieldName();
            InputStream stream = item.openStream();
            if (item.isFormField()) {
                parameters.put(name, toString(stream));
            } else {
                resizedImage = resize(stream);
            }
        }
    } catch (Exception e) {
        response.sendError(500);
    }
    String productId = parameters.get("key");
    if (null != productId && null != resizedImage) {
        try {
            String iconKey = productMgr.setImageData(Long.parseLong(productId), resizedImage.getImageData());
            if (null != iconKey) {
                response.getOutputStream().write(iconKey.getBytes());
            }
        } catch (InvalidAccessException e) {
            e.printStackTrace();
        }
    }

}

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