Example usage for org.apache.commons.fileupload FileItem isFormField

List of usage examples for org.apache.commons.fileupload FileItem isFormField

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Introduction

In this page you can find the example usage for org.apache.commons.fileupload FileItem isFormField.

Prototype

boolean isFormField();

Source Link

Document

Determines whether or not a FileItem instance represents a simple form field.

Usage

From source file:com.surevine.alfresco.audit.listeners.PerishableUploadDocumentAuditEventListener.java

@Override
protected void populateSecondaryAuditItems(List<Auditable> events, HttpServletRequest request,
        HttpServletResponse response, JSONObject postContent) throws JSONException {
    // Create a ServletFileUpload instance to parse the form
    ServletFileUpload upload = new ServletFileUpload(new DiskFileItemFactory());
    upload.setHeaderEncoding("UTF-8");

    if (ServletFileUpload.isMultipartContent(request)) {
        try {/*from   w ww .j  a v  a  2 s .c  o  m*/
            String perishableReason = null;
            String tags = null;

            for (final Object o : upload.parseRequest(request)) {
                FileItem item = (FileItem) o;

                if (item.isFormField() && "perishable".equals(item.getFieldName())) {
                    perishableReason = item.getString();
                } else if (item.isFormField() && "tags".equals(item.getFieldName())) {
                    tags = item.getString();
                }
            }

            Auditable primaryEvent = events.get(0);

            // If this is a site with perish reasons configured...
            if (_perishabilityLogic.getPerishReasons(primaryEvent.getSite()).size() > 0) {
                AuditItem item = new AuditItem();

                setGenericAuditMetadata(item, request);

                // Copy any relevant fields from the primary audit event
                item.setNodeRef(primaryEvent.getNodeRef());
                item.setVersion(primaryEvent.getVersion());
                item.setSecLabel(primaryEvent.getSecLabel());
                item.setSource(primaryEvent.getSource());

                item.setAction(MarkPerishableAuditEventListener.ACTION);

                if (!StringUtils.isBlank(perishableReason)) {
                    item.setDetails(perishableReason);
                } else {
                    item.setDetails(MarkPerishableAuditEventListener.NO_PERISHABLE_MARK);
                }

                if (tags != null) {
                    item.setTags(StringUtils.join(tags.trim().split(" "), ','));
                }

                events.add(item);
            }
        } catch (FileUploadException e) {
            logger.error("Error while parsing request form", e);
        }
    }
}

From source file:edu.vt.vbi.patric.portlets.CircosGenomeViewerPortlet.java

public void processAction(ActionRequest request, ActionResponse response) throws PortletException, IOException {

    Map<String, Object> parameters = new LinkedHashMap<>();
    int fileCount = 0;

    try {//from   w  w w  .j  av  a  2s  . co m
        List<FileItem> items = new PortletFileUpload(new DiskFileItemFactory()).parseRequest(request);
        for (FileItem item : items) {
            if (item.isFormField()) {
                parameters.put(item.getFieldName(), item.getString());
            } else {
                if (item.getFieldName().matches("file_(\\d+)$")) {
                    parameters.put("file_" + fileCount, item);
                    fileCount++;
                }
            }
        }
    } catch (FileUploadException e) {
        LOGGER.error(e.getMessage(), e);
    }

    LOGGER.debug(parameters.toString());

    // Generate Circo Image
    CircosData circosData = new CircosData(request);
    Circos circosConf = circosGenerator.createCircosImage(circosData, parameters);

    if (circosConf != null) {
        String baseUrl = "https://" + request.getServerName();
        String redirectUrl = baseUrl
                + "/portal/portal/patric/CircosGenomeViewer/CircosGenomeViewerWindow?action=b&cacheability=PAGE&imageId="
                + circosConf.getUuid() + "&trackList=" + StringUtils.join(circosConf.getTrackList(), ",");

        LOGGER.trace("redirect: {}", redirectUrl);
        response.sendRedirect(redirectUrl);
    }
}

From source file:com.controller.ChangeImageServlet.java

/**
 * Handles the HTTP <code>GET</code> method.
 *
 * @param request servlet request/*  w  w w  .  j  a  v  a  2s . com*/
 * @param response servlet response
 * @throws ServletException if a servlet-specific error occurs
 * @throws IOException if an I/O error occurs
 */
@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    boolean isMultipart = ServletFileUpload.isMultipartContent(request);

    // process only if it is multipart content
    String path = "";
    if (isMultipart) {
        // Create a factory for disk-based file items
        FileItemFactory factory = new DiskFileItemFactory();

        // Create a new file upload handler
        ServletFileUpload upload = new ServletFileUpload(factory);
        try {
            // Parse the request
            List<FileItem> multiparts = upload.parseRequest(request);

            for (FileItem item : multiparts) {
                if (!item.isFormField()) {
                    String name = new File(item.getName()).getName();
                    item.write(new File(UPLOAD_DIRECTORY + File.separator + name));
                    path = UPLOAD_DIRECTORY + File.separator + name;
                }
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    response.setContentType("text/plain");
    response.getWriter().write(path);
}

From source file:de.mpg.mpdl.service.rest.screenshot.service.HtmlScreenshotService.java

/**
 * Return the Field (param) with the given name as a {@link FileItem}
 * /*  w w w  .  j ava2  s  .  c o m*/
 * @param items
 * @param name
 * @return
 */
private String getFieldValue(List<FileItem> items, String name) {
    for (FileItem item : items) {
        if (item.isFormField() && name.equals(item.getFieldName())) {
            return item.getString();
        }
    }
    return null;
}

From source file:eu.wisebed.wiseui.server.rpc.ImageUploadServiceImpl.java

/**
 * Override executeAction to save the received files in a custom place
 * and delete these items from session//from   w  w w. j a  v a  2  s .  c  om
 */
@Override
public String executeAction(HttpServletRequest request, List<FileItem> sessionFiles)
        throws UploadActionException {
    String response = "";
    int cont = 0;

    for (FileItem item : sessionFiles) {
        if (false == item.isFormField()) {
            cont++;
            try {
                // Save a temporary file in the default system temp directory
                File uploadedFile = File.createTempFile("upload-", ".bin");

                // write item to a file
                item.write(uploadedFile);

                // open and read content from file stream
                FileInputStream in = new FileInputStream(uploadedFile);
                byte fileContent[] = new byte[(int) uploadedFile.length()];
                in.read(fileContent);

                // store content in persistance
                BinaryImage image = new BinaryImage();
                image.setFileName(item.getName());
                image.setFileSize(item.getSize());
                image.setContent(fileContent);
                image.setContentType(item.getContentType());
                LOGGER.info("Storing image: [Filename-> " + item.getName() + " ]");
                persistenceService.storeBinaryImage(image);

                // Compose an xml message with the full file information
                // which can be parsed in client side
                response += "<file-" + cont + "-field>" + item.getFieldName() + "</file-" + cont + "-field>\n";
                response += "<file-" + cont + "-name>" + item.getName() + "</file-" + cont + "-name>\n";
                response += "<file-" + cont + "-size>" + item.getSize() + "</file-" + cont + "-size>\n";
                response += "<file-" + cont + "-type>" + item.getContentType() + "</file-" + cont + "-type>\n";

            } catch (Exception e) {
                throw new UploadActionException(e);
            }
        }
    }

    // Remove files from session because we have a copy of them
    removeSessionFileItems(request);

    // set the count of files
    response += "<file-count>" + cont + "</file-count>\n";

    // Send information of the received files to the client
    return "<response>\n" + response + "</response>\n";
}

From source file:AES.Controllers.FileController.java

@RequestMapping(value = "/upload", method = RequestMethod.GET)
public void upload(HttpServletResponse response, HttpServletRequest request,
        @RequestParam Map<String, String> requestParams) throws IOException {
    response.setContentType("text/html");
    PrintWriter out = response.getWriter();

    out.println("Hello<br/>");

    boolean isMultipartContent = ServletFileUpload.isMultipartContent(request);
    if (!isMultipartContent) {
        out.println("You are not trying to upload<br/>");
        return;//from   ww  w  .  j  a  v a  2s .  c o m
    }
    out.println("You are trying to upload<br/>");

    FileItemFactory factory = new DiskFileItemFactory();
    ServletFileUpload upload = new ServletFileUpload(factory);
    try {
        List<FileItem> fields = upload.parseRequest(request);
        out.println("Number of fields: " + fields.size() + "<br/><br/>");
        Iterator<FileItem> it = fields.iterator();
        if (!it.hasNext()) {
            out.println("No fields found");
            return;
        }
        out.println("<table border=\"1\">");
        while (it.hasNext()) {
            out.println("<tr>");
            FileItem fileItem = it.next();
            boolean isFormField = fileItem.isFormField();
            if (isFormField) {
                out.println("<td>regular form field</td><td>FIELD NAME: " + fileItem.getFieldName()
                        + "<br/>STRING: " + fileItem.getString());
                out.println("</td>");
            } else {
                out.println("<td>file form field</td><td>FIELD NAME: " + fileItem.getFieldName()
                        + "<br/>STRING: " + fileItem.getString() + "<br/>NAME: " + fileItem.getName()
                        + "<br/>CONTENT TYPE: " + fileItem.getContentType() + "<br/>SIZE (BYTES): "
                        + fileItem.getSize() + "<br/>TO STRING: " + fileItem.toString());
                out.println("</td>");
                String path = request.getSession().getServletContext().getRealPath("") + "\\uploads\\";
                //System.out.println(request.getSession().getServletContext().getRealPath(""));
                File f = new File(path + fileItem.getName());
                if (!f.exists())
                    f.createNewFile();
                fileItem.write(f);
            }
            out.println("</tr>");
        }
        out.println("</table>");
    } catch (FileUploadException e) {
        e.printStackTrace();
    } catch (Exception ex) {
        Logger.getLogger(FileController.class.getName()).log(Level.SEVERE, null, ex);
    }
}

From source file:controller.uploadPergunta9ArquivoAjuste.java

/**
 * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
 * methods./*from  www .j av  a  2s .c om*/
 *
 * @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 {

    String idLocal = (String) request.getParameter("idLocal");
    String expressaoModelo = (String) request.getParameter("expressaoModelo");
    String nomeAutorModelo = (String) request.getParameter("nomeAutorModelo");

    String name = "";
    //process only if its multipart content
    if (ServletFileUpload.isMultipartContent(request)) {
        try {
            List<FileItem> multiparts = new ServletFileUpload(new DiskFileItemFactory()).parseRequest(request);

            for (FileItem item : multiparts) {
                if (!item.isFormField()) {
                    name = new File(item.getName()).getName();
                    //                        item.write( new File(UPLOAD_DIRECTORY + File.separator + name));
                    item.write(new File(AbsolutePath + File.separator + name));
                }
            }

            //File uploaded successfully
            request.setAttribute("message", "File Uploaded Successfully");
        } catch (Exception ex) {
            request.setAttribute("message", "File Upload Failed due to " + ex);
        }

    } else {
        request.setAttribute("message", "Sorry this Servlet only handles file upload request");
    }
    expressaoModelo = expressaoModelo.replace("+", "%2B");
    RequestDispatcher view = getServletContext()
            .getRequestDispatcher("/novoLocalPergunta9?id=" + idLocal + "&nomeArquivoAjuste=" + name
                    + "&expressaoModelo=" + expressaoModelo + "&nomeAutorModelo=" + nomeAutorModelo);
    view.forward(request, response);

    //        request.getRequestDispatcher("/novoLocalPergunta3?id="+idLocal+"&fupload=1&nomeArquivo="+name).forward(request, response);
    // request.getRequestDispatcher("/novoLocalPergunta4?id="+idLocal+"&nomeArquivo="+name).forward(request, response);

}

From source file:de.mpg.mpdl.service.rest.screenshot.service.HtmlScreenshotService.java

/**
 * Return the file which is uploaded as a {@link FileItem}
 * /*from   w  w w .  j av  a2s. co m*/
 * @param items
 * @return
 */
private FileItem getUploadedFileItem(List<FileItem> items) {
    for (FileItem item : items) {
        if (!item.isFormField()) {
            return item;
        }
    }
    return null;
}

From source file:eg.nileu.cis.nilestore.webapp.servlets.UploadServletRequest.java

/**
 * Init_ajax upload.//  w  ww  . j  av  a2  s. co m
 * 
 * @throws Exception
 *             the exception
 */
@SuppressWarnings("unchecked")
private void init_ajaxUpload() throws Exception {

    ServletFileUpload uploadHandler = new ServletFileUpload(new DiskFileItemFactory());
    List<FileItem> items = uploadHandler.parseRequest(request);
    for (FileItem item : items) {
        if (!item.isFormField()) {
            File f = File.createTempFile("upfile", ".tmp");
            f.deleteOnExit();
            item.write(f);
            fileName = item.getName();
            if (fileName.contains(File.separator)) {
                fileName = fileName.substring(fileName.lastIndexOf(File.separator) + 1);
            }
            filePath = f.getAbsolutePath();
            isFileFound = true;
            // Here we handle only one file at once
            break;
        } else {
            if (item.getFieldName().equals(DEST_FIELD_NAME)) {
                dest = Integer.valueOf(item.getString());
            }
        }
    }
    String t = getParameter("t");
    if (t != null) {
        returnType = t;
    }
}

From source file:controller.uploadPergunta8.java

/**
 * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
 * methods./* w ww  .j  a  v  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 {

    String idLocal = (String) request.getParameter("idLocal");
    String idModelo = (String) request.getParameter("idModelo");
    String equacaoAjustada = (String) request.getParameter("equacaoAjustada");
    String idEquacaoAjustada = (String) request.getParameter("idEquacaoAjustada");

    String name = "";
    //process only if its multipart content
    if (ServletFileUpload.isMultipartContent(request)) {
        try {
            List<FileItem> multiparts = new ServletFileUpload(new DiskFileItemFactory()).parseRequest(request);

            for (FileItem item : multiparts) {
                if (!item.isFormField()) {
                    name = new File(item.getName()).getName();
                    //                        item.write( new File(UPLOAD_DIRECTORY + File.separator + name));
                    item.write(new File(AbsolutePath + File.separator + name));
                }
            }

            //File uploaded successfully
            request.setAttribute("message", "File Uploaded Successfully");
        } catch (Exception ex) {
            request.setAttribute("message", "File Upload Failed due to " + ex);
        }

    } else {
        request.setAttribute("message", "Sorry this Servlet only handles file upload request");
    }
    equacaoAjustada = equacaoAjustada.replace("+", "%2B");
    RequestDispatcher view = getServletContext().getRequestDispatcher(
            "/novoLocalPergunta8?id=" + idLocal + "&nomeArquivo=" + name + "&idModelo=" + idModelo
                    + "&equacaoAjustada=" + equacaoAjustada + "&idEquacaoAjustada=" + idEquacaoAjustada);
    view.forward(request, response);

    //        request.getRequestDispatcher("/novoLocalPergunta3?id="+idLocal+"&fupload=1&nomeArquivo="+name).forward(request, response);
    // request.getRequestDispatcher("/novoLocalPergunta4?id="+idLocal+"&nomeArquivo="+name).forward(request, response);

}