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:jhi.buntata.server.DatasourceIcon.java

@Put
public void putImage(Representation entity) {
    if (entity != null && MediaType.MULTIPART_FORM_DATA.equals(entity.getMediaType(), true)) {
        try {/*ww w.  j  a  va 2  s.  c o m*/
            DiskFileItemFactory factory = new DiskFileItemFactory();
            RestletFileUpload upload = new RestletFileUpload(factory);
            FileItemIterator fileIterator = upload.getItemIterator(entity);

            if (fileIterator.hasNext()) {
                FileItemStream fi = fileIterator.next();

                String name = fi.getName();

                File file = new File(dataDir, name);

                int i = 1;
                while (file.exists())
                    file = new File(dataDir, (i++) + name);

                Files.copy(fi.openStream(), file.toPath());

                BuntataDatasource ds = dao.get(id);
                ds.setIcon(file.getName());
                dao.updateIcon(ds);
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
    } else {
        throw new ResourceException(Status.CLIENT_ERROR_UNSUPPORTED_MEDIA_TYPE);
    }
}

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From source file:com.webpagebytes.cms.controllers.ExportImportController.java

public void importContent(HttpServletRequest request, HttpServletResponse response, String requestUri)
        throws WPBException {
    File tempFile = null;//ww w  .  ja  v a2 s .com
    try {
        ServletFileUpload upload = new ServletFileUpload();

        FileItemIterator iterator = upload.getItemIterator(request);
        while (iterator.hasNext()) {
            FileItemStream item = iterator.next();
            if (!item.isFormField() && item.getFieldName().equals("file")) {
                InputStream is = item.openStream();
                tempFile = File.createTempFile("wpbImport", null);
                FileOutputStream fos = new FileOutputStream(tempFile);
                IOUtils.copy(is, fos);
                fos.close();

                adminStorage.stopNotifications();
                deleteAll();

                // because the zip file entries cannot be predicted we needto import in two step1
                // step 1 when we create the resource records
                // step 2 when we import the files, pages, modules and articles content
                InputStream is1 = new FileInputStream(tempFile);
                storageExporter.importFromZipStep1(is1);
                is1.close();

                InputStream is2 = new FileInputStream(tempFile);
                storageExporter.importFromZipStep2(is2);
                is2.close();

                org.json.JSONObject returnJson = new org.json.JSONObject();
                returnJson.put(DATA, "");
                httpServletToolbox.writeBodyResponseAsJson(response, returnJson, null);
            }
        }
    } catch (Exception e) {
        Map<String, String> errors = new HashMap<String, String>();
        errors.put("", WPBErrors.WB_CANNOT_IMPORT_PROJECT);
        httpServletToolbox.writeBodyResponseAsJson(response, jsonObjectConverter.JSONObjectFromMap(null),
                errors);
    } finally {
        if (tempFile != null) {
            if (!tempFile.delete()) {
                tempFile.deleteOnExit();
            }
        }

        adminStorage.startNotifications();
    }
}

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From source file:com.cognifide.aet.executor.SuiteServlet.java

private Map<String, String> getRequestData(HttpServletRequest request) {
    Map<String, String> requestData = new HashMap<>();

    ServletFileUpload upload = new ServletFileUpload();
    try {/*from   w w  w  .j  a v  a2 s  .  c o m*/
        FileItemIterator itemIterator = upload.getItemIterator(request);
        while (itemIterator.hasNext()) {
            FileItemStream item = itemIterator.next();
            InputStream itemStream = item.openStream();
            String value = Streams.asString(itemStream, CharEncoding.UTF_8);
            requestData.put(item.getFieldName(), value);
        }
    } catch (FileUploadException | IOException e) {
        LOGGER.error("Failed to process request", e);
    }

    return requestData;
}

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From source file:com.vmware.photon.controller.api.frontend.resources.vm.VmIsoAttachResource.java

private Task parseIsoDataFromRequest(HttpServletRequest request, String id)
        throws InternalException, ExternalException {
    Task task = null;//  w w  w . java  2  s .com

    ServletFileUpload fileUpload = new ServletFileUpload();
    List<InputStream> dataStreams = new LinkedList<>();

    try {
        FileItemIterator iterator = fileUpload.getItemIterator(request);
        while (iterator.hasNext()) {
            FileItemStream item = iterator.next();
            if (item.isFormField()) {
                logger.warn(String.format("The parameter '%s' is unknown in attach ISO.", item.getFieldName()));
            } else {
                InputStream fileStream = item.openStream();
                dataStreams.add(fileStream);

                task = vmFeClient.attachIso(id, fileStream, item.getName());
            }
        }
    } catch (IOException ex) {
        throw new IsoUploadException("Iso upload IOException", ex);
    } catch (FileUploadException ex) {
        throw new IsoUploadException("Iso upload FileUploadException", ex);
    } finally {
        for (InputStream stream : dataStreams) {
            try {
                stream.close();
            } catch (IOException | NullPointerException ex) {
                logger.warn("Unexpected exception closing data stream.", ex);
            }
        }
    }

    if (task == null) {
        throw new IsoUploadException("There is no iso stream data in the iso upload request.");
    }

    return task;
}

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From source file:br.com.ifpb.bdnc.projeto.geo.servlets.CadastraImagem.java

private Image mountImage(HttpServletRequest request) {
    Image image = new Image();
    image.setCoord(new Coordenate());
    boolean isMultipart = ServletFileUpload.isMultipartContent(request);
    if (isMultipart) {
        ServletFileUpload upload = new ServletFileUpload();
        try {/*  w  w  w .jav a2 s  .  c om*/
            FileItemIterator itr = upload.getItemIterator(request);
            while (itr.hasNext()) {
                FileItemStream item = itr.next();
                if (item.isFormField()) {
                    InputStream in = item.openStream();
                    byte[] b = new byte[in.available()];
                    in.read(b);
                    if (item.getFieldName().equals("description")) {
                        image.setDescription(new String(b));
                    } else if (item.getFieldName().equals("authors")) {
                        image.setAuthors(new String(b));
                    } else if (item.getFieldName().equals("end")) {
                        image.setDate(
                                LocalDate.parse(new String(b), DateTimeFormatter.ofPattern("yyyy-MM-dd")));
                    } else if (item.getFieldName().equals("latitude")) {
                        image.getCoord().setLat(new String(b));
                    } else if (item.getFieldName().equals("longitude")) {
                        image.getCoord().setLng(new String(b));
                    } else if (item.getFieldName().equals("heading")) {
                        image.getCoord().setHeading(new String(b));
                    } else if (item.getFieldName().equals("pitch")) {
                        image.getCoord().setPitch(new String(b));
                    } else if (item.getFieldName().equals("zoom")) {
                        image.getCoord().setZoom(new String(b));
                    }
                } else {
                    if (!item.getName().equals("")) {
                        MultipartData md = new MultipartData();
                        String folder = "historicImages";
                        md.setFolder(folder);
                        String path = request.getServletContext().getRealPath("/");
                        System.out.println(path);
                        String nameToSave = "pubImage" + Calendar.getInstance().getTimeInMillis()
                                + item.getName();
                        image.setImagePath(folder + "/" + nameToSave);
                        md.saveImage(path, item, nameToSave);
                        String imageMinPath = folder + "/" + "min" + nameToSave;
                        RedimencionadorImagem.resize(path, folder + "/" + nameToSave,
                                path + "/" + imageMinPath.toString(), IMAGE_MIN_WIDTH, IMAGE_MIM_HEIGHT);
                        image.setMinImagePath(imageMinPath);
                    }
                }
            }
        } catch (FileUploadException | IOException ex) {
            System.out.println("Erro ao manipular dados");
        }
    }
    return image;
}

---

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

/**
 * The servlet entry point. http://host:port/fedora/management/upload
 *//* w w  w  .  j  av a  2s .  c o  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);
    }
}

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From source file:ee.jaaaar.dreamestate.core.StreamingMultipartResolver.java

@Override
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, String[]> multipartParameters = new HashMap<String, String[]>();

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

    // Parse the request
    try {//from w  w w  .j a v a  2  s  . c  o m
        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);
            }
        }
    } 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);
}

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From source file:jhi.buntata.server.NodeMedia.java

@Put
public boolean putMedia(Representation entity) {
    if (entity != null && MediaType.MULTIPART_FORM_DATA.equals(entity.getMediaType(), true)) {
        try {/*from ww  w.ja  v a 2 s .co  m*/
            BuntataNode node = nodeDAO.get(id);

            DiskFileItemFactory factory = new DiskFileItemFactory();
            RestletFileUpload upload = new RestletFileUpload(factory);
            FileItemIterator fileIterator = upload.getItemIterator(entity);

            if (fileIterator.hasNext()) {
                String nodeName = node.getName().replace(" ", "-");
                File dir = new File(dataDir, nodeName);
                dir.mkdirs();

                FileItemStream fi = fileIterator.next();

                String name = fi.getName();

                File file = new File(dir, name);

                int i = 1;
                while (file.exists())
                    file = new File(dir, (i++) + name);

                // Copy the file to its target location
                Files.copy(fi.openStream(), file.toPath());

                // Create the media entity
                String relativePath = new File(dataDir).toURI().relativize(file.toURI()).getPath();
                BuntataMedia media = new BuntataMedia(null, new Date(), new Date())
                        .setInternalLink(relativePath).setName(name).setDescription(name).setMediaTypeId(1L);
                mediaDAO.add(media);

                // Create the node media entity
                nodeMediaDAO.add(new BuntataNodeMedia().setMediaId(media.getId()).setNodeId(node.getId()));

                return true;
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
    } else {
        throw new ResourceException(Status.CLIENT_ERROR_UNSUPPORTED_MEDIA_TYPE);
    }

    return false;
}

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From source file:edu.morgan.server.UploadFile.java

@Override
public void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, java.io.IOException {
    // Check that we have a file upload request
    RequestDispatcher rd;//from   w ww .j  av a 2s.  c om
    response.setContentType("text/html");

    isMultipart = ServletFileUpload.isMultipartContent(request);
    if (!isMultipart) {
        rd = request.getRequestDispatcher("fail.jsp");
        rd.forward(request, response);
    }

    try {
        ServletFileUpload upload = new ServletFileUpload();
        response.setContentType("text/plain");

        FileItemIterator iterator = upload.getItemIterator(request);
        while (iterator.hasNext()) {
            FileItemStream item = iterator.next();
            InputStream stream = item.openStream();
            this.read(stream);
        }
        request.removeAttribute("incompleteStudents");
        request.setAttribute("incompleteStudents", studentList);

        rd = request.getRequestDispatcher("Success");
        rd.forward(request, response);

    } catch (Exception ex) {
        throw new ServletException(ex);
    }

}

---

From source file:com.google.appinventor.server.UploadServlet.java

private InputStream getRequestStream(HttpServletRequest req, String expectedFieldName) throws Exception {
    ServletFileUpload upload = new ServletFileUpload();
    FileItemIterator iterator = upload.getItemIterator(req);
    while (iterator.hasNext()) {
        FileItemStream item = iterator.next();
        if (item.getFieldName().equals(expectedFieldName)) {
            return item.openStream();
        }// www .j  av  a 2s. c o  m
    }

    throw new IllegalArgumentException("Field " + expectedFieldName + " not found in upload");
}

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