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

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

  1. HOME
  2. Java
  3. org.apache.commons
  4. org.apache.commons.fileupload.*
  5. FileItem
  6. isFormField

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.finedo.base.utils.upload.FileUploadUtils.java

public static final List<FileInfo> saveFiles(String uploadDir, List<FileItem> list) {

    List filelist = new ArrayList();

    if (list == null) {
        return filelist;
    }//w  ww. jav a  2  s .  c om

    File dir = new File(uploadDir);
    if (!(dir.isDirectory())) {
        dir.mkdirs();
    }

    String uploadPath = uploadDir;

    DiskFileItemFactory factory = new DiskFileItemFactory();
    ServletFileUpload upload = new ServletFileUpload(factory);
    upload.setHeaderEncoding("utf-8");
    Iterator it = list.iterator();
    String name = "";
    String extName = "";

    while (it.hasNext()) {
        FileItem item = (FileItem) it.next();
        if (!(item.isFormField())) {
            name = item.getName();
            logger.info("saveFiles name=============" + name);

            if (name == null)
                continue;
            if (name.trim().equals("")) {
                continue;
            }

            if (name.lastIndexOf(".") >= 0) {
                extName = name.substring(name.lastIndexOf("."));
            }

            File file = null;
            do {
                name = UUID.randomUUID().toString();
                file = new File(uploadPath + name + extName);
            } while (file.exists());

            File saveFile = new File(uploadPath + name + extName);
            try {
                item.write(saveFile);
            } catch (Exception e) {
                e.printStackTrace();
            }

            String fileName = item.getName().replace("\\", "/");

            String[] ss = fileName.split("/");
            fileName = trimExtension(ss[(ss.length - 1)]);

            FileInfo fileinfo = new FileInfo();
            fileinfo.setName(fileName);
            fileinfo.setUname(name);
            fileinfo.setFilePath(uploadDir);
            fileinfo.setFileExt(extName);
            fileinfo.setSize(String.valueOf(item.getSize()));
            fileinfo.setContentType(item.getContentType());
            fileinfo.setFieldname(item.getFieldName());
            filelist.add(fileinfo);
        }
    }
    return filelist;
}

From source file:com.news.util.UploadFileUtil.java

public static String upload(HttpServletRequest request, String paramName, String fileName) {
    String result = "";
    File file;//from ww  w. j a v  a  2  s.  c  om
    int maxFileSize = 5000 * 1024;
    int maxMemSize = 5000 * 1024;
    String filePath = "";
    ///opt/apache-tomcat-7.0.59/webapps/noithat
    //filePath = getServletContext().getRealPath("") + File.separator + "test-upload" + File.separator;
    filePath = File.separator + File.separator + "opt" + File.separator + File.separator;
    filePath += "apache-tomcat-7.0.59" + File.separator + File.separator + "webapps";
    filePath += File.separator + File.separator + "noithat";
    filePath += File.separator + File.separator + "upload" + File.separator + File.separator;
    filePath += "images" + File.separator;

    //filePath = "E:" + File.separator;

    // Verify the content type
    String contentType = request.getContentType();
    System.out.println("contentType=" + contentType);
    if (contentType != null && (contentType.indexOf("multipart/form-data") >= 0)) {

        DiskFileItemFactory factory = new DiskFileItemFactory();
        // maximum size that will be stored in memory
        factory.setSizeThreshold(maxMemSize);
        // Location to save data that is larger than maxMemSize.
        factory.setRepository(new File("c:\\temp"));

        // Create a new file upload handler
        ServletFileUpload upload = new ServletFileUpload(factory);
        // maximum file size to be uploaded.
        upload.setSizeMax(maxFileSize);
        try {
            // Parse the request to get file items.
            List fileItems = upload.parseRequest(request);
            System.out.println("fileItems.size()=" + fileItems.size());
            // Process the uploaded file items
            Iterator i = fileItems.iterator();

            while (i.hasNext()) {
                FileItem fi = (FileItem) i.next();
                if (!fi.isFormField() && fi.getFieldName().equals(paramName)) {
                    // Get the uploaded file parameters
                    String fieldName = fi.getFieldName();
                    int dotPos = fi.getName().lastIndexOf(".");
                    if (dotPos < 0) {
                        fileName += ".jpg";
                    } else {
                        fileName += fi.getName().substring(dotPos);
                    }
                    boolean isInMemory = fi.isInMemory();
                    long sizeInBytes = fi.getSize();
                    // Write the file
                    if (fileName.lastIndexOf("\\") >= 0) {
                        file = new File(filePath + fileName.substring(fileName.lastIndexOf("\\")));
                    } else {
                        file = new File(filePath + fileName.substring(fileName.lastIndexOf("\\") + 1));
                    }
                    fi.write(file);
                    System.out.println("Uploaded Filename: " + filePath + fileName + "<br>");
                    result = fileName;
                }
            }
        } catch (Exception ex) {
            ex.printStackTrace();
        }
    }
    return result;
}

From source file:dataMappers.PictureDataMapper.java

public static void addPictureToReport(DBConnector dbconnector, HttpServletRequest request)
        throws FileUploadException, IOException, SQLException {

    if (!ServletFileUpload.isMultipartContent(request)) {
        System.out.println("Invalid upload request");
        return;//  w  w  w . ja  v a2 s  . c o  m
    }

    // Define limits for disk item
    DiskFileItemFactory factory = new DiskFileItemFactory();
    factory.setSizeThreshold(THRESHOLD_SIZE);

    // Define limit for servlet upload
    ServletFileUpload upload = new ServletFileUpload(factory);
    upload.setFileSizeMax(MAX_FILE_SIZE);
    upload.setSizeMax(MAX_REQUEST_SIZE);

    FileItem itemFile = null;
    int reportID = 0;

    // Get list of items in request (parameters, files etc.)
    List formItems = upload.parseRequest(request);
    Iterator iter = formItems.iterator();

    // Loop items
    while (iter.hasNext()) {
        FileItem item = (FileItem) iter.next();

        if (!item.isFormField()) {
            itemFile = item; // If not form field, must be item
        } else if (item.getFieldName().equalsIgnoreCase("reportID")) { // else it is a form field
            try {
                System.out.println(item.getString());
                reportID = Integer.parseInt(item.getString());
            } catch (NumberFormatException e) {
                reportID = 0;
            }
        }
    }

    // This will be null if no fields were declared as image/upload.
    // Also, reportID must be > 0
    if (itemFile != null || reportID == 0) {

        try {

            // Create credentials from final vars
            BasicAWSCredentials awsCredentials = new BasicAWSCredentials(AMAZON_ACCESS_KEY, AMAZON_SECRET_KEY);

            // Create client with credentials
            AmazonS3 s3client = new AmazonS3Client(awsCredentials);
            // Set region
            s3client.setRegion(Region.getRegion(Regions.EU_WEST_1));

            // Set content length (size) of file
            ObjectMetadata om = new ObjectMetadata();
            om.setContentLength(itemFile.getSize());

            // Get extension for file
            String ext = FilenameUtils.getExtension(itemFile.getName());
            // Generate random filename
            String keyName = UUID.randomUUID().toString() + '.' + ext;

            // This is the actual upload command
            s3client.putObject(new PutObjectRequest(S3_BUCKET_NAME, keyName, itemFile.getInputStream(), om));

            // Picture was uploaded to S3 if we made it this far. Now we insert the row into the database for the report.
            PreparedStatement stmt = dbconnector.getCon()
                    .prepareStatement("INSERT INTO reports_pictures" + "(REPORTID, PICTURE) VALUES (?,?)");

            stmt.setInt(1, reportID);
            stmt.setString(2, keyName);

            stmt.executeUpdate();

            stmt.close();

        } catch (AmazonServiceException ase) {

            System.out.println("Caught an AmazonServiceException, which " + "means your request made it "
                    + "to Amazon S3, but was rejected with an error response" + " for some reason.");
            System.out.println("Error Message:    " + ase.getMessage());
            System.out.println("HTTP Status Code: " + ase.getStatusCode());
            System.out.println("AWS Error Code:   " + ase.getErrorCode());
            System.out.println("Error Type:       " + ase.getErrorType());
            System.out.println("Request ID:       " + ase.getRequestId());

        } catch (AmazonClientException ace) {

            System.out.println("Caught an AmazonClientException, which " + "means the client encountered "
                    + "an internal error while trying to " + "communicate with S3, "
                    + "such as not being able to access the network.");
            System.out.println("Error Message: " + ace.getMessage());

        }

    }
}

From source file:eu.impact_project.iif.t2.client.Helper.java

/**
 * Extracts all the form input values from a request object. Taverna
 * workflows are read as strings. Other files are converted to Base64
 * strings.//from   w w  w  .j a v  a 2 s  .c o  m
 * 
 * @param request
 *            The request object that will be analyzed
 * @return Map containing all form values and files as strings. The name of
 *         the form is used as the index
 */
public static Map<String, String> parseRequest(HttpServletRequest request) {

    // stores all the strings and encoded files from the html form
    Map<String, String> htmlFormItems = new HashMap<String, String>();
    try {

        // Create a factory for disk-based file items
        FileItemFactory factory = new DiskFileItemFactory();

        // Create a new file upload handler
        ServletFileUpload upload = new ServletFileUpload(factory);

        // Parse the request
        List items;
        items = upload.parseRequest(request);

        // Process the uploaded items
        Iterator iter = items.iterator();
        while (iter.hasNext()) {
            FileItem item = (FileItem) iter.next();

            // a normal string field
            if (item.isFormField()) {

                // put the string items into the map
                htmlFormItems.put(item.getFieldName(), item.getString());

                // uploaded workflow file
            } else if (item.getFieldName().startsWith("file_workflow")) {

                htmlFormItems.put(item.getFieldName(), new String(item.get()));

                // uploaded file
            } else {

                // encode the uploaded file to base64
                String currentAttachment = new String(Base64.encode(item.get()));

                // put the encoded attachment into the map
                htmlFormItems.put(item.getFieldName(), currentAttachment);
            }
        }

    } catch (FileUploadException e) {
        e.printStackTrace();
    }
    return htmlFormItems;
}

From source file:edu.isi.karma.util.FileUtil.java

static public File downloadFileFromHTTPRequest(HttpServletRequest request, String destinationDirString) {
    // Download the file to the upload file folder

    File destinationDir = new File(destinationDirString);
    logger.debug("File upload destination directory: " + destinationDir.getAbsolutePath());

    DiskFileItemFactory fileItemFactory = new DiskFileItemFactory();

    // Set the size threshold, above which content will be stored on disk.
    fileItemFactory.setSizeThreshold(1 * 1024 * 1024); //1 MB

    //Set the temporary directory to store the uploaded files of size above threshold.
    fileItemFactory.setRepository(destinationDir);

    ServletFileUpload uploadHandler = new ServletFileUpload(fileItemFactory);

    File uploadedFile = null;/* w w  w .j  ava2s  .c  o m*/
    try {
        // Parse the request
        @SuppressWarnings("rawtypes")
        List items = uploadHandler.parseRequest(request);
        @SuppressWarnings("rawtypes")
        Iterator itr = items.iterator();
        while (itr.hasNext()) {
            FileItem item = (FileItem) itr.next();

            // Ignore Form Fields.
            if (item.isFormField()) {
                // Do nothing
            } else {
                //Handle Uploaded files. Write file to the ultimate location.
                uploadedFile = new File(destinationDir, item.getName());
                if (item instanceof DiskFileItem) {
                    DiskFileItem t = (DiskFileItem) item;
                    if (!t.getStoreLocation().renameTo(uploadedFile))
                        item.write(uploadedFile);
                } else
                    item.write(uploadedFile);
            }
        }
    } catch (FileUploadException ex) {
        logger.error("Error encountered while parsing the request", ex);
    } catch (Exception ex) {
        logger.error("Error encountered while uploading file", ex);
    }
    return uploadedFile;
}

From source file:com.liferay.apio.architect.internal.body.MultipartToBodyConverter.java

private static void _storeFileItem(FileItem fileItem, Consumer<String> valueConsumer,
        Consumer<BinaryFile> fileConsumer) {

    try {/* w  w w  .  j av a2  s  .c  o  m*/
        if (fileItem.isFormField()) {
            InputStream stream = fileItem.getInputStream();

            valueConsumer.accept(Streams.asString(stream));
        } else {
            BinaryFile binaryFile = new BinaryFile(fileItem.getInputStream(), fileItem.getSize(),
                    fileItem.getContentType(), fileItem.getName());

            fileConsumer.accept(binaryFile);
        }
    } catch (IOException ioe) {
        throw new BadRequestException("Invalid body", ioe);
    }
}

From source file:com.dien.upload.server.UploadAction.java

/**
 * Returns the value of a text field present in the FileItem collection. 
 * // www .j  av  a  2  s  . com
 * @param sessionFiles collection of fields sent by the client 
 * @param fieldName field name 
 * @return the string value 
 */
public static String getFormField(Vector<FileItem> sessionFiles, String fieldName) {
    FileItem item = findItemByFieldName(sessionFiles, fieldName);
    return item == null || item.isFormField() == false ? null : item.getString();
}

From source file:com.uniquesoft.uidl.servlet.UploadAction.java

/**
 * Returns the value of a text field present in the FileItem collection. 
 * //from ww  w  . jav  a2  s.  com
 * @param sessionFiles collection of fields sent by the client 
 * @param fieldName field name 
 * @return the string value 
 */
public static String getFormField(List<FileItem> sessionFiles, String fieldName) {
    FileItem item = findItemByFieldName(sessionFiles, fieldName);
    return item == null || item.isFormField() == false ? null : item.getString();
}

From source file:com.google.caja.ancillary.servlet.UploadPage.java

static void doUpload(HttpServletRequest req, HttpServletResponse resp) throws IOException {
    // Process the uploaded items
    List<ObjectConstructor> uploads = Lists.newArrayList();

    if (ServletFileUpload.isMultipartContent(req)) {
        // Create a factory for disk-based file items
        DiskFileItemFactory factory = new DiskFileItemFactory();

        int maxUploadSizeBytes = 1 << 18;
        factory.setSizeThreshold(maxUploadSizeBytes); // In-memory threshold
        factory.setRepository(new File("/dev/null")); // Do not store on disk
        ServletFileUpload upload = new ServletFileUpload(factory);
        upload.setSizeMax(maxUploadSizeBytes);

        writeHeader(resp);/*from  www .j a  v  a2s  .c om*/

        // Parse the request
        List<?> items;
        try {
            items = upload.parseRequest(req);
        } catch (FileUploadException ex) {
            ex.printStackTrace();
            resp.getWriter().write(Nodes.encode(ex.getMessage()));
            return;
        }

        for (Object fileItemObj : items) {
            FileItem item = (FileItem) fileItemObj; // Written for pre-generic java.
            if (!item.isFormField()) { // Then is a file
                FilePosition unk = FilePosition.UNKNOWN;
                String ct = item.getContentType();
                uploads.add((ObjectConstructor) QuasiBuilder.substV("({ i: @i, ip: @ip, it: @it? })", "i",
                        StringLiteral.valueOf(unk, item.getString()), "ip",
                        StringLiteral.valueOf(unk, item.getName()), "it",
                        ct != null ? StringLiteral.valueOf(unk, ct) : null));
            }
        }
    } else if (req.getParameter("url") != null) {
        List<URI> toFetch = Lists.newArrayList();
        boolean failed = false;
        for (String value : req.getParameterValues("url")) {
            try {
                toFetch.add(new URI(value));
            } catch (URISyntaxException ex) {
                if (!failed) {
                    failed = true;
                    resp.setStatus(500);
                    resp.setContentType("text/html;charset=UTF-8");
                }
                resp.getWriter().write("<p>Bad URI: " + Nodes.encode(ex.getMessage()));
            }
        }
        if (failed) {
            return;
        }
        writeHeader(resp);
        FilePosition unk = FilePosition.UNKNOWN;
        for (URI uri : toFetch) {
            try {
                Content c = UriFetcher.fetch(uri);
                if (c.isText()) {
                    uploads.add((ObjectConstructor) QuasiBuilder.substV("({ i: @i, ip: @ip, it: @it? })", "i",
                            StringLiteral.valueOf(unk, c.getText()), "ip",
                            StringLiteral.valueOf(unk, uri.toString()), "it",
                            StringLiteral.valueOf(unk, c.type.mimeType)));
                }
            } catch (IOException ex) {
                resp.getWriter()
                        .write("<p>" + Nodes.encode("Failed to fetch URI: " + uri + " : " + ex.getMessage()));
            }
        }
    } else {
        resp.setStatus(HttpServletResponse.SC_BAD_REQUEST);
        resp.getWriter().write("Content not multipart");
        return;
    }

    Expression notifyParent = (Expression) QuasiBuilder.substV(
            "window.parent.uploaded([@uploads*], window.name)", "uploads", new ParseTreeNodeContainer(uploads));
    StringBuilder jsBuf = new StringBuilder();
    RenderContext rc = new RenderContext(new JsMinimalPrinter(new Concatenator(jsBuf))).withEmbeddable(true);
    notifyParent.render(rc);
    rc.getOut().noMoreTokens();

    HtmlQuasiBuilder b = HtmlQuasiBuilder.getBuilder(DomParser.makeDocument(null, null));

    Writer out = resp.getWriter();
    out.write(Nodes.render(b.substV("<script>@js</script>", "js", jsBuf.toString())));
}

From source file:com.zving.platform.SysInfo.java

public static void uploadDB(HttpServletRequest request, HttpServletResponse response) {
    try {//ww  w  . j a v a2  s.  com
        DiskFileItemFactory fileFactory = new DiskFileItemFactory();
        ServletFileUpload fu = new ServletFileUpload(fileFactory);
        List fileItems = fu.parseRequest(request);
        fu.setHeaderEncoding("UTF-8");
        Iterator iter = fileItems.iterator();

        while (iter.hasNext()) {
            FileItem item = (FileItem) iter.next();
            if (!(item.isFormField())) {
                String OldFileName = item.getName();
                System.out.println("Upload DB FileName:" + OldFileName);
                long size = item.getSize();
                if ((((OldFileName == null) || (OldFileName.equals("")))) && (size == 0L)) {
                    continue;
                }
                OldFileName = OldFileName.substring(OldFileName.lastIndexOf("\\") + 1);
                String ext = OldFileName.substring(OldFileName.lastIndexOf("."));
                if (!(ext.toLowerCase().equals(".dat"))) {
                    response.sendRedirect("DBUpload.jsp?Error=?dat?");
                    return;
                }
                final String FileName = Config.getContextRealPath() + "WEB-INF/data/backup/DBUpload_"
                        + DateUtil.getCurrentDate("yyyyMMddHHmmss") + ".dat";
                item.write(new File(FileName));

                LongTimeTask ltt = LongTimeTask.getInstanceByType("Install");
                if (ltt != null) {
                    response.sendRedirect("DBUpload.jsp?Error=??");
                    return;
                }
                SessionListener.forceExit();
                Config.isAllowLogin = false;

                ltt = new LongTimeTask() {
                    public void execute() {
                        DBImport di = new DBImport();
                        di.setTask(this);
                        di.importDB(FileName, "Default");
                        setPercent(100);
                        Config.loadConfig();
                        CronManager.getInstance().init();
                    }
                };
                ltt.setType("Install");
                ltt.setUser(User.getCurrent());
                ltt.start();
                response.sendRedirect("DBUpload.jsp?TaskID=" + ltt.getTaskID());
            }
        }
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        Config.isAllowLogin = true;
    }
}