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: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   w  w  w .  j  ava2  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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From source file:com.elit2.app.control.FileUpload.java

public void doPost(HttpServletRequest request, HttpServletResponse response) throws IOException {
    response.setContentType("text/html");
    boolean isMultipart = ServletFileUpload.isMultipartContent(request);
    if (isMultipart) {
        ServletFileUpload upload = new ServletFileUpload();
        try {//from   www  .  j  a  va  2s  . co  m
            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);
                    response.getWriter().println(fieldName + ":" + value + "<br/>");
                } else {
                    String path = getServletContext().getRealPath("/");
                    if (com.elit2.app.model.FileUpload.proccessFile(path, item)) {
                        response.getWriter().print("Deu certo");
                    } else {
                        response.getWriter().print("Deu errado");
                    }
                }
            }
        } catch (FileUploadException ex) {
            ex.printStackTrace();
        }
    }
}

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From source file:com.woonoz.proxy.servlet.HttpEntityEnclosingRequestHandler.java

private HttpEntity createMultipartEntity(HttpServletRequest request) throws FileUploadException, IOException {
    DiskFileItemFactory diskFileItemFactory = new DiskFileItemFactory();
    ServletFileUpload servletFileUpload = new ServletFileUpload(diskFileItemFactory);
    MultipartEntity multipartEntity = new MultipartEntity();
    FileItemIterator iterator = servletFileUpload.getItemIterator(request);
    while (iterator.hasNext()) {
        FileItemStream fileItem = iterator.next();
        final String partName = fileItem.getFieldName();
        if (fileItem.isFormField()) {
            multipartEntity.addPart(partName, buildStringBody(fileItem));
        } else {//from   ww  w . ja va2s  . com
            multipartEntity.addPart(partName, buildContentBodyFromFileItem(fileItem));
        }
    }
    return multipartEntity;
}

---

From source file:com.woonoz.proxy.servlet.HttpPostRequestHandler.java

private HttpEntity createMultipartEntity(HttpServletRequest request, HttpPost httpPost)
        throws FileUploadException, IOException {
    DiskFileItemFactory diskFileItemFactory = new DiskFileItemFactory();
    ServletFileUpload servletFileUpload = new ServletFileUpload(diskFileItemFactory);
    MultipartEntity multipartEntity = new MultipartEntity();
    FileItemIterator iterator = servletFileUpload.getItemIterator(request);
    while (iterator.hasNext()) {
        FileItemStream fileItem = iterator.next();
        final String partName = fileItem.getFieldName();
        if (fileItem.isFormField()) {
            multipartEntity.addPart(partName, buildStringBody(fileItem));
        } else {//from w w w. ja  v  a2 s . co m
            multipartEntity.addPart(partName, buildContentBodyFromFileItem(fileItem));
        }
    }
    return multipartEntity;
}

---

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

@Override
public void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
    BookDao dao = (BookDao) this.getServletContext().getAttribute("dao");

    assert ServletFileUpload.isMultipartContent(req);
    CloudStorageHelper storageHelper = (CloudStorageHelper) getServletContext().getAttribute("storageHelper");

    String newImageUrl = null;/*from   w ww.j  a  v a2  s  .com*/
    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);
    }

    try {
        Book oldBook = dao.readBook(Long.decode(params.get("id")));

        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)
                .id(Long.decode(params.get("id"))).createdBy(oldBook.getCreatedBy())
                .createdById(oldBook.getCreatedById()).build();

        dao.updateBook(book);
        resp.sendRedirect("/read?id=" + params.get("id"));
    } catch (Exception e) {
        throw new ServletException("Error updating book", e);
    }
}

---

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();
        }/*from w  ww.j ava  2  s .  c o  m*/
    }

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

---

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

public void importContent(HttpServletRequest request, HttpServletResponse response, String requestUri)
        throws WPBException {
    File tempFile = null;/*from   www  .j  a va2 s.c  o  m*/
    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: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 {//  w w w.ja  v  a  2  s.co 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);
}

---

From source file:is.hax.spring.web.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[]>();

    // Parse the request
    try {/*from   w w w .j ava2  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 = 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);

                if (multipartFiles.put(name, file) != null) {
                    throw new MultipartException("Multiple files for field name [" + file.getName()
                            + "] found - not supported by MultipartResolver");
                }
            }
        }
    } 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:com.cubusmail.gwtui.server.services.AttachmentUploadServlet.java

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

    boolean isMultipart = ServletFileUpload.isMultipartContent(request);

    // Create a new file upload handler
    if (isMultipart) {
        ServletFileUpload upload = new ServletFileUpload();

        try {/*  ww w  .j av  a2  s  .  c o m*/
            // 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()) {
                    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.");
                    DataSource source = createDataSource(item);
                    SessionManager.get().getCurrentComposeMessage().addComposeAttachment(source);
                }

                JSONObject jsonResponse = null;
                try {
                    jsonResponse = new JSONObject();
                    jsonResponse.put("success", true);
                    jsonResponse.put("error", "Upload successful");
                } catch (Exception e) {

                }

                Writer w = new OutputStreamWriter(response.getOutputStream());
                w.write(jsonResponse.toString());
                w.close();

                stream.close();
            }
        } catch (Exception ex) {
            ex.printStackTrace();
        }
    }

    response.setStatus(HttpServletResponse.SC_OK);
}

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