Example usage for org.apache.commons.fileupload.servlet ServletFileUpload isMultipartContent

List of usage examples for org.apache.commons.fileupload.servlet ServletFileUpload isMultipartContent

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Introduction

In this page you can find the example usage for org.apache.commons.fileupload.servlet ServletFileUpload isMultipartContent.

Prototype

public static final boolean isMultipartContent(HttpServletRequest request)

Source Link

Document

Utility method that determines whether the request contains multipart content.

Usage

From source file:Algorithm.RequestParser.java

public static InputStream getStream(HttpServletRequest request) throws FileUploadException, IOException {
    if (ServletFileUpload.isMultipartContent(request)) {
        List<FileItem> multiparts = new ServletFileUpload(new DiskFileItemFactory()).parseRequest(request);
        for (FileItem item : multiparts) {
            if (!item.isFormField()) {
                InputStream img = item.getInputStream();
                return img;
            }//from   w w  w  .ja  va2s  .c  o m
        }
    }
    return null;
}

From source file:de.micromata.genome.gwiki.page.impl.actionbean.CommonMutipartRequestHandler.java

@SuppressWarnings({ "unchecked" })
public static void handleMultiPartRequest(GWikiContext ctx) {

    if (ServletFileUpload.isMultipartContent(ctx.getRequest()) == false) {
        return;//  w  w w.  j a v  a 2  s.c  om
    }

    try {
        ServletFileUpload sfc = new ServletFileUpload(ctx.getWikiWeb().getDaoContext().getFileItemFactory());
        List<FileItem> files = (List<FileItem>) sfc.parseRequest(ctx.getRequest());
        CommonMultipartRequest req = new CommonMultipartRequest(ctx.getRequest());
        for (FileItem fi : files) {
            if (fi.isFormField() == true) {
                req.addFormField(fi);
            } else {
                req.addFileItem(fi);
            }
        }
        ctx.setRequest(req);
    } catch (Exception ex) {
        GWikiLog.warn("Failed to upload file: " + ex.getMessage(), ex);
        ctx.addSimpleValidationError("Failed to upload: " + ex.getMessage());
    }
}

From source file:io.kloudwork.util.MultipartFormHandler.java

public static MultipartParamHolder handle(Request request) throws IOException, FileUploadException {
    if (!ServletFileUpload.isMultipartContent(request.raw())) {
        return parseContent(request);
    }/*w  ww . j  av a  2s. co  m*/
    ServletFileUpload servletFileUpload = new ServletFileUpload();
    FileItemIterator iterator = servletFileUpload.getItemIterator(request.raw());

    Map<String, String> postParameters = new HashMap<>();
    Map<String, FileItemStream> files = new HashMap<>();

    while (iterator.hasNext()) {
        FileItemStream fileItem = iterator.next();
        if (fileItem.isFormField()) {
            try (InputStream is = fileItem.openStream()) {
                postParameters.put(fileItem.getFieldName(), Streams.asString(is));
            }
        } else {
            files.put(fileItem.getFieldName(), fileItem);
        }
    }

    if (files.isEmpty()) {
        return new MultipartParamHolder(postParameters);
    }

    return new MultipartParamHolder(postParameters, files);
}

From source file:beans.service.FileUploadTool.java

static public String FileUpload(Map<String, String> fields, List<String> filesOnServer,
        HttpServletRequest request, HttpServletResponse response) {

    boolean isMultipart = ServletFileUpload.isMultipartContent(request);

    DiskFileItemFactory factory = new DiskFileItemFactory();
    int MaxMemorySize = 10000000;
    int MaxRequestSize = MaxMemorySize;
    String tmpDir = System.getProperty("TMP", "/tmp");
    System.out.printf("temporary directory:%s", tmpDir);

    factory.setSizeThreshold(MaxMemorySize);
    factory.setRepository(new File(tmpDir));

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

    // Set overall request size constraint
    upload.setSizeMax(MaxRequestSize);//from ww  w .  j  a v a2 s .  c  o  m

    // Parse the request
    try {
        List<FileItem> items = upload.parseRequest(request);
        // Process the uploaded items
        Iterator<FileItem> iter = items.iterator();
        while (iter.hasNext()) {
            FileItem item = iter.next();
            if (item.isFormField()) {//k -v
                String name = item.getFieldName();
                String value = item.getString();
                fields.put(name, value);
            } else {

                String fieldName = item.getFieldName();
                String fileName = item.getName();
                if (fileName == null || fileName.length() < 1) {
                    return "file name is empty.";
                }
                String localFileName = ServletConfig.fileServerRootDir + File.separator + "tmp" + File.separator
                        + fileName;
                System.out.printf("upload file:%s", localFileName);
                String contentType = item.getContentType();
                boolean isInMemory = item.isInMemory();
                long sizeInBytes = item.getSize();
                File uploadedFile = new File(localFileName);
                item.write(uploadedFile);
                filesOnServer.add(localFileName);
            }

        }
        return "success";
    } catch (FileUploadException e) {
        e.printStackTrace();
        return e.toString();
    } catch (Exception e) {
        e.printStackTrace();
        return e.toString();
    }

}

From source file:in.xebia.poc.FileUploadUtils.java

public static boolean parseFileUploadRequest(HttpServletRequest request, File outputFile,
        Map<String, String> params) throws Exception {
    log.debug("Request class? " + request.getClass().toString());
    log.debug("Request is multipart? " + ServletFileUpload.isMultipartContent(request));
    log.debug("Request method: " + request.getMethod());
    log.debug("Request params: ");
    for (Object key : request.getParameterMap().keySet()) {
        log.debug((String) key);/*from  www.  ja v a2 s.com*/
    }
    log.debug("Request attribute names: ");

    boolean filedataInAttributes = false;
    Enumeration attrNames = request.getAttributeNames();
    while (attrNames.hasMoreElements()) {
        String attrName = (String) attrNames.nextElement();
        log.debug(attrName);
        if ("filedata".equals(attrName)) {
            filedataInAttributes = true;
        }
    }

    if (filedataInAttributes) {
        log.debug("Found filedata in request attributes, getting it out...");
        log.debug("filedata class? " + request.getAttribute("filedata").getClass().toString());
        FileItem item = (FileItem) request.getAttribute("filedata");
        item.write(outputFile);
        for (Object key : request.getParameterMap().keySet()) {
            params.put((String) key, request.getParameter((String) key));
        }
        return true;
    }

    /*ServletFileUpload upload = new ServletFileUpload();
    //upload.setSizeMax(Globals.MAX_UPLOAD_SIZE);
    FileItemIterator iter = upload.getItemIterator(request);
    while(iter.hasNext()){
       FileItemStream item = iter.next();
       InputStream stream = item.openStream();
               
       //If this item is a file
       if(!item.isFormField()){
             
     log.debug("Found non form field in upload request with field name = " + item.getFieldName());
             
     String name = item.getName();
     if(name == null){
         throw new Exception("File upload did not have filename specified");
     }
             
        // Some browsers, including IE, return the full path so trim off everything but the file name
        name = getFileNameFromPath(name);
                 
    //Enforce required file extension, if present
    if(!name.toLowerCase().endsWith( ".zip" )){
       throw new Exception("File uploaded did not have required extension .zip");
    }
            
      bufferedCopyStream(stream, new FileOutputStream(outputFile));
       }
       else {
    params.put(item.getFieldName(), Streams.asString(stream));
       }
    }
    return true;*/

    // 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 /* FileItem */ items = upload.parseRequest(request);

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

        if (!item.isFormField()) {
            log.debug("Found non form field in upload request with field name = " + item.getFieldName());

            String name = item.getName();
            if (name == null) {
                throw new Exception("File upload did not have filename specified");
            }

            // Some browsers, including IE, return the full path so trim off everything but the file name
            name = getFileNameFromPath(name);

            item.write(outputFile);
        } else {
            params.put(item.getFieldName(), item.getString());
        }
    }
    return true;
}

From source file:database.FileMgr.java

public void upload(HttpServletRequest request) throws Exception {

    boolean isMultipart = ServletFileUpload.isMultipartContent(request);

    if (isMultipart) {
        FileItemFactory factory = new DiskFileItemFactory();
        ServletFileUpload upload = new ServletFileUpload(factory);

        List items = upload.parseRequest(request);
        Iterator iterator = items.iterator();
        while (iterator.hasNext()) {
            FileItem item = (FileItem) iterator.next();

            if (!item.isFormField()) {
                String fileName = item.getName();

                if (!path.exists()) {
                    boolean status = path.mkdirs();
                }//from   ww  w  . j  av a 2s  .co m
                String dir = path + "/" + fileName;

                File uploadedFile = new File(dir);
                if (!(uploadedFile.exists() && !uploadedFile.isDirectory())) {

                    //System.out.println(uploadedFile.getAbsolutePath());
                    item.write(uploadedFile);
                } else {
                    throw new Exception("File exist");
                }
            }
        }

    }
}

From source file:msec.org.FileUploadServlet.java

static protected String FileUpload(Map<String, String> fields, List<String> filesOnServer,
        HttpServletRequest request, HttpServletResponse response) {

    boolean isMultipart = ServletFileUpload.isMultipartContent(request);
    // Create a factory for disk-based file items
    DiskFileItemFactory factory = new DiskFileItemFactory();
    int MaxMemorySize = 10000000;
    int MaxRequestSize = MaxMemorySize;
    String tmpDir = System.getProperty("TMP", "/tmp");
    //System.out.printf("temporary directory:%s", tmpDir);

    // Set factory constraints
    factory.setSizeThreshold(MaxMemorySize);
    factory.setRepository(new File(tmpDir));

    // Create a new file upload handler
    ServletFileUpload upload = new ServletFileUpload(factory);
    upload.setHeaderEncoding("utf8");

    // Set overall request size constraint
    upload.setSizeMax(MaxRequestSize);//  ww w . j a va 2s  .com

    // Parse the request
    try {
        @SuppressWarnings("unchecked")
        List<FileItem> items = upload.parseRequest(request);
        // Process the uploaded items
        Iterator<FileItem> iter = items.iterator();
        while (iter.hasNext()) {
            FileItem item = iter.next();
            if (item.isFormField()) {//k -v

                String name = item.getFieldName();
                String value = item.getString("utf-8");
                fields.put(name, value);
            } else {

                String fieldName = item.getFieldName();
                String fileName = item.getName();
                if (fileName == null || fileName.length() < 1) {
                    return "file name is empty.";
                }
                String localFileName = ServletConfig.fileServerRootDir + File.separator + "tmp" + File.separator
                        + fileName;
                //System.out.printf("upload file:%s", localFileName);
                String contentType = item.getContentType();
                boolean isInMemory = item.isInMemory();
                long sizeInBytes = item.getSize();
                File uploadedFile = new File(localFileName);
                item.write(uploadedFile);
                filesOnServer.add(localFileName);
            }

        }
        return "success";
    } catch (FileUploadException e) {
        e.printStackTrace();
        return e.toString();
    } catch (Exception e) {
        e.printStackTrace();
        return e.toString();
    }

}

From source file:com.bdnc.ecommercebdnc.command.CadastraProduto.java

@Override
public void execute(HttpServletRequest request, HttpServletResponse response) {

    boolean isMultipart = ServletFileUpload.isMultipartContent(request);
    if (isMultipart) {
        FileItemFactory factory = new DiskFileItemFactory();
        ServletFileUpload upload = new ServletFileUpload(factory);
        List<FileItem> items = null;
        try {/* www. ja  va2 s .c om*/
            items = (List<FileItem>) upload.parseRequest(request);

            Produto produto = new Produto();
            produto.setFoto(items.get(0).get());
            produto.setDescricao(items.get(1).getString("UTF-8"));
            produto.setValor(Double.parseDouble(items.get(2).getString("UTF-8")));

            LojaService lojaService = new LojaService();
            lojaService.salvarProduto(produto);

            request.getSession().setAttribute("produtos", lojaService.listarProdutos());

            RequestDispatcher dispather = request.getRequestDispatcher("cadastroproduto.jsp");
            dispather.forward(request, response);
        } catch (Exception ex) {
            ex.printStackTrace();
        }
    }
}

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 {//  www  .  jav  a  2 s . c  om
            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();
        }
    }
}

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 . j av  a  2  s  . c  om
    }

    // 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());

        }

    }
}