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:org.opendatakit.aggregate.parser.MultiPartFormData.java

/**
 * Construct a mult-part form data container by parsing a multi part form
 * request into a set of multipartformitems. The information are stored in
 * items and are indexed by either the field name or the file name (or both)
 * provided in the http submission/* w w w . ja va  2  s . c o m*/
 * 
 * @param req
 *            an HTTP request from a multipart form
 * 
 * @throws FileUploadException
 * @throws IOException
 */
public MultiPartFormData(HttpServletRequest req) throws FileUploadException, IOException {

    simpleFieldNameMap = new HashMap<String, String>();
    fieldNameMap = new HashMap<String, MultiPartFormItem>();
    fileNameMap = new HashMap<String, MultiPartFormItem>();
    fileNameWithoutExtensionNameMap = new HashMap<String, MultiPartFormItem>();

    ServletFileUpload upload = new ServletFileUpload(new DiskFileItemFactory());
    int size = req.getContentLength();
    if (size > 0) {
        upload.setFileSizeMax(size);
    } else {
        upload.setFileSizeMax(ParserConsts.FILE_SIZE_MAX);
    }

    List<MultiPartFormItem> fileNameList = new ArrayList<MultiPartFormItem>();

    FileItemIterator items = upload.getItemIterator(req);
    while (items.hasNext()) {
        FileItemStream item = items.next();
        ByteArrayOutputStream byteStream = new ByteArrayOutputStream();
        BufferedInputStream formStream = new BufferedInputStream(item.openStream());

        // TODO: determine ways to possibly improve efficiency
        int nextByte = formStream.read();
        while (nextByte != -1) {
            byteStream.write(nextByte);
            nextByte = formStream.read();
        }
        formStream.close();

        if (item.isFormField()) {
            simpleFieldNameMap.put(item.getFieldName(), byteStream.toString());
        } else {
            MultiPartFormItem data = new MultiPartFormItem(item.getFieldName(), item.getName(),
                    item.getContentType(), byteStream);

            String fieldName = item.getFieldName();
            if (fieldName != null) {
                fieldNameMap.put(fieldName, data);
            }
            String fileName = item.getName();
            if (fileName != null && fileName.length() != 0) {
                fileNameList.add(data);
            }
        }
    }

    // Find the common prefix to the filenames being uploaded...
    // Deal with Windows backslash file separator...
    boolean first = true;
    String[] commonPath = null;
    int commonPrefix = 0;
    for (MultiPartFormItem e : fileNameList) {
        String fullFilePath = e.getFilename();
        if (first) {
            commonPath = fullFilePath.split("[/\\\\]");
            commonPrefix = commonPath.length - 1; // everything but
            // filename...
            first = false;
        } else {
            String[] path = fullFilePath.split("[/\\\\]");
            int pathPrefix = path.length - 1; // everything but
            // filename...
            if (pathPrefix < commonPrefix)
                commonPrefix = pathPrefix;
            for (int i = 0; i < commonPrefix; ++i) {
                if (!commonPath[i].equals(path[i])) {
                    commonPrefix = i;
                    break;
                }
            }
        }
    }

    // and now go back through the attachments, adjusting the filename
    // and building the filename mapping.
    for (MultiPartFormItem e : fileNameList) {
        String fullFilePath = e.getFilename();
        String[] filePath = fullFilePath.split("[/\\\\]");
        StringBuilder b = new StringBuilder();
        first = true;
        // start at the first entry after the common prefix...
        for (int i = commonPrefix; i < filePath.length; ++i) {
            if (!first) {
                b.append("/");
            }
            first = false;
            b.append(filePath[i]);
        }
        // and construct the filename with common directory prefix
        // stripped.
        String fileName = b.toString();
        e.setFilename(fileName);
        if (fileName != null) {
            // TODO: possible bug in ODK collect truncating file extension
            // may need to remove this code after ODK collect is fixed
            int indexOfExtension = fileName.lastIndexOf(".");
            if (indexOfExtension > 0) {
                fileNameWithoutExtensionNameMap.put(fileName.substring(0, indexOfExtension), e);
            }
            fileNameMap.put(fileName, e);
        }
    }
}

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From source file:org.openehealth.ipf.platform.camel.lbs.http.process.HttpResourceHandler.java

private void extractFromSinglePart(String subUnit, ResourceList resources, FileItemIterator iter)
        throws Exception {
    FileItemStream next = iter.next();
    InputStream inputStream = next.openStream();
    try {/*from w  w  w .  j a v  a  2s  .co m*/
        handleResource(subUnit, resources, next.getContentType(), next.getName(), next.getFieldName(),
                inputStream);
    } finally {
        inputStream.close();
    }
}

---

From source file:org.operamasks.faces.render.widget.AjaxFileUploadRenderer.java

@SuppressWarnings("unchecked")
private void processUploading(FacesContext context, UIComponent component)
        throws IOException, FileUploadException {
    UploadingMediator uploadingMediator = getUploadingMediator();

    if (!uploadingMediator.canStartUploading(context)) {
        return;/*ww  w.  j  a  v a  2s  .  co m*/
    } else {
        uploadingMediator.startUploading(context);
    }

    UIForm parentForm = getParentForm(component);

    ServletFileUpload upload = new ServletFileUpload();
    upload.setProgressListener(new FileUploadProgressListener(context));
    HttpServletRequest request = (HttpServletRequest) context.getExternalContext().getRequest();

    InputStream input = null;
    try {
        FileItemIterator iter = upload.getItemIterator(request);

        int itemIndex = 0;
        while (iter.hasNext()) {
            FileItemStream item = iter.next();
            UIFileUpload fileUpload = findFileUploadByFieldName(parentForm, item.getFieldName());

            if (!item.isFormField() && isFieldRequired(fileUpload) && isFieldNull(item)) {
                throw new FacesException(getRequiredFacesMessage(context, fileUpload));
            }

            if (!item.isFormField()) {
                FileUploadItem uploadItem = createFileUploadItem(item, ++itemIndex, fileUpload.getMaxSize());

                if (fileUpload == null)
                    throw new FacesException("Can't find corresponding UIFileUpload component for this field "
                            + uploadItem.getFieldName());

                input = openStream(item, fileUpload);
                if (fileUpload.getWriteTo() != null) {
                    writeToFile(input, fileUpload.getWriteTo());
                } else {
                    fileUpload.getUploadListener().invoke(context.getELContext(), new Object[] { uploadItem });

                    consumeStream(input);
                }
            } else {
                // Only need process file uploading, so consume other form fields
                input = openStream(item, fileUpload);
                consumeStream(input);
            }
        }
    } catch (FileUploadException e) {
        throw e;
    } catch (IOException e) {
        throw e;
    } finally {
        if (input != null)
            input.close();
    }
}

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From source file:org.oryxeditor.server.StencilSetExtensionGeneratorServlet.java

/**
 * Request parameters are documented in//from w ww . j a v a 2s .  co  m
 * editor/test/examples/stencilset-extension-generator.xhtml
 * The parameter 'csvFile' is always required.
 * An example CSV file can be found in
 * editor/test/examples/design-thinking-example-data.csv
 * which has been exported using OpenOffice.org from
 * editor/test/examples/design-thinking-example-data.ods
 */
protected void doPost(HttpServletRequest request, HttpServletResponse response) {
    this.request = request;
    this.response = response;
    this.baseUrl = Repository.getBaseUrl(request);
    this.repository = new Repository(baseUrl);

    // parameters and their default values
    String modelNamePrefix = "Generated Model using ";
    String stencilSetExtensionNamePrefix = StencilSetExtensionGenerator.DEFAULT_STENCIL_SET_EXTENSION_NAME_PREFIX;
    String baseStencilSetPath = StencilSetExtensionGenerator.DEFAULT_BASE_STENCIL_SET_PATH;
    String baseStencilSet = StencilSetExtensionGenerator.DEFAULT_BASE_STENCIL_SET;
    String baseStencil = StencilSetExtensionGenerator.DEFAULT_BASE_STENCIL;
    List<String> stencilSetExtensionUrls = new ArrayList<String>();
    String[] columnPropertyMapping = null;
    String[] csvHeader = null;
    List<Map<String, String>> stencilPropertyMatrix = new ArrayList<Map<String, String>>();
    String modelDescription = "The initial version of this model has been created by the Stencilset Extension Generator.";
    String additionalERDFContentForGeneratedModel = "";
    String[] modelTags = null;

    // Check that we have a file upload request
    boolean isMultipart = ServletFileUpload.isMultipartContent(request);

    if (isMultipart) {

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

        // Parse the request
        FileItemIterator iterator;
        try {
            iterator = upload.getItemIterator(request);
            while (iterator.hasNext()) {
                FileItemStream item = iterator.next();
                String name = item.getFieldName();
                InputStream stream = item.openStream();
                if (item.isFormField()) {
                    // ordinary form field
                    String value = Streams.asString(stream);
                    //System.out.println("Form field " + name + " with value "
                    //    + value + " detected.");
                    if (name.equals("modelNamePrefix")) {
                        modelNamePrefix = value;
                    } else if (name.equals("stencilSetExtensionNamePrefix")) {
                        stencilSetExtensionNamePrefix = value;
                    } else if (name.equals("baseStencilSetPath")) {
                        baseStencilSetPath = value;
                    } else if (name.equals("baseStencilSet")) {
                        baseStencilSet = value;
                    } else if (name.equals("stencilSetExtension")) {
                        stencilSetExtensionUrls.add(value);
                    } else if (name.equals("baseStencil")) {
                        baseStencil = value;
                    } else if (name.equals("columnPropertyMapping")) {
                        columnPropertyMapping = value.split(",");
                    } else if (name.equals("modelDescription")) {
                        modelDescription = value;
                    } else if (name.equals("modelTags")) {
                        modelTags = value.split(",");
                    } else if (name.equals("additionalERDFContentForGeneratedModel")) {
                        additionalERDFContentForGeneratedModel = value;
                    }
                } else {
                    // file field
                    //System.out.println("File field " + name + " with file name "
                    //    + item.getName() + " detected.");
                    // Process the input stream
                    if (name.equals("csvFile")) {
                        CsvMapReader csvFileReader = new CsvMapReader(new InputStreamReader(stream),
                                CsvPreference.EXCEL_PREFERENCE);
                        csvHeader = csvFileReader.getCSVHeader(true);
                        if (columnPropertyMapping != null && columnPropertyMapping.length > 0) {
                            csvHeader = columnPropertyMapping;
                        }
                        Map<String, String> row;
                        while ((row = csvFileReader.read(csvHeader)) != null) {
                            stencilPropertyMatrix.add(row);
                        }
                    }
                }
            }

            // generate stencil set
            Date creationDate = new Date(System.currentTimeMillis());
            DateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd HH-mm-ss.SSS");
            String stencilSetExtensionName = stencilSetExtensionNamePrefix + " "
                    + dateFormat.format(creationDate);

            stencilSetExtensionUrls
                    .add(StencilSetExtensionGenerator.generateStencilSetExtension(stencilSetExtensionName,
                            stencilPropertyMatrix, columnPropertyMapping, baseStencilSet, baseStencil));

            // generate new model
            String modelName = modelNamePrefix + stencilSetExtensionName;
            String model = repository.generateERDF(UUID.randomUUID().toString(),
                    additionalERDFContentForGeneratedModel, baseStencilSetPath, baseStencilSet,
                    stencilSetExtensionUrls, modelName, modelDescription);
            String modelUrl = baseUrl + repository.saveNewModel(model, modelName, modelDescription,
                    baseStencilSet, baseStencilSetPath);

            // hack for reverse proxies:
            modelUrl = modelUrl.substring(modelUrl.lastIndexOf("http://"));

            // tag model
            if (modelTags != null) {
                for (String tagName : modelTags) {
                    repository.addTag(modelUrl, tagName.trim());
                }
            }

            // redirect client to editor with that newly generated model
            response.setHeader("Location", modelUrl);
            response.setStatus(HttpServletResponse.SC_MOVED_PERMANENTLY);

        } catch (FileUploadException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    } else {
        // TODO Add some error message
    }
}

---

From source file:org.owasp.esapi.waf.internal.InterceptingHTTPServletRequest.java

public InterceptingHTTPServletRequest(HttpServletRequest request) throws FileUploadException, IOException {

    super(request);

    allParameters = new Vector<Parameter>();
    allParameterNames = new Vector<String>();

    /*// w ww.  ja va  2  s  .  c o m
     * Get all the regular parameters.
     */

    Enumeration e = request.getParameterNames();

    while (e.hasMoreElements()) {
        String param = (String) e.nextElement();
        allParameters.add(new Parameter(param, request.getParameter(param), false));
        allParameterNames.add(param);
    }

    /*
     * Get all the multipart fields.
     */

    isMultipart = ServletFileUpload.isMultipartContent(request);

    if (isMultipart) {

        requestBody = new RandomAccessFile(File.createTempFile("oew", "mpc"), "rw");

        byte buffer[] = new byte[CHUNKED_BUFFER_SIZE];

        long size = 0;
        int len = 0;

        while (len != -1 && size <= Integer.MAX_VALUE) {
            len = request.getInputStream().read(buffer, 0, CHUNKED_BUFFER_SIZE);
            if (len != -1) {
                size += len;
                requestBody.write(buffer, 0, len);
            }
        }

        is = new RAFInputStream(requestBody);

        ServletFileUpload sfu = new ServletFileUpload();
        FileItemIterator iter = sfu.getItemIterator(this);

        while (iter.hasNext()) {
            FileItemStream item = iter.next();
            String name = item.getFieldName();
            InputStream stream = item.openStream();

            /*
             * If this is a regular form field, add it to our
             * parameter collection.
             */

            if (item.isFormField()) {

                String value = Streams.asString(stream);

                allParameters.add(new Parameter(name, value, true));
                allParameterNames.add(name);

            } else {
                /*
                 * This is a multipart content that is not a
                 * regular form field. Nothing to do here.
                 */

            }

        }

        requestBody.seek(0);

    }

}

---

From source file:org.plista.kornakapi.web.servlets.BatchAddCandidatesServlet.java

@Override
protected void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    int batchSize = getParameterAsInt(request, Parameters.BATCH_SIZE, Parameters.DEFAULT_BATCH_SIZE);

    ServletFileUpload upload = new ServletFileUpload();

    FileItemIterator fileItems;//from  w ww  .  ja v  a 2  s . c o m
    InputStream in = null;

    boolean fileProcessed = false;

    Storage storage = this.getDomainIndependetStorage();

    try {
        fileItems = upload.getItemIterator(request);
        while (fileItems.hasNext()) {

            FileItemStream item = fileItems.next();

            if (Parameters.FILE.equals(item.getFieldName()) && !item.isFormField()) {

                in = item.openStream();
                Iterator<Candidate> candidates = new CSVCandidateFileIterator(in);

                storage.batchAddCandidates(candidates, batchSize);

                fileProcessed = true;

                break;
            }
        }
    } catch (FileUploadException e) {
        throw new IOException(e);
    } finally {
        Closeables.closeQuietly(in);
    }

    if (!fileProcessed) {
        throw new IllegalStateException("Unable to find supplied data file!");
    }
}

---

From source file:org.plista.kornakapi.web.servlets.BatchDeleteCandidatesServlet.java

@Override
protected void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    int batchSize = getParameterAsInt(request, Parameters.BATCH_SIZE, Parameters.DEFAULT_BATCH_SIZE);

    ServletFileUpload upload = new ServletFileUpload();

    FileItemIterator fileItems;/*from ww w .ja va2  s  . c o  m*/
    InputStream in = null;

    boolean fileProcessed = false;

    Storage storage = this.getDomainIndependetStorage();
    try {
        fileItems = upload.getItemIterator(request);
        while (fileItems.hasNext()) {

            FileItemStream item = fileItems.next();

            if (Parameters.FILE.equals(item.getFieldName()) && !item.isFormField()) {

                in = item.openStream();
                Iterator<Candidate> candidates = new CSVCandidateFileIterator(in);

                storage.batchDeleteCandidates(candidates, batchSize);

                fileProcessed = true;

                break;
            }
        }
    } catch (FileUploadException e) {
        throw new IOException(e);
    } finally {
        Closeables.closeQuietly(in);
    }

    if (!fileProcessed) {
        throw new IllegalStateException("Unable to find supplied data file!");
    }
}

---

From source file:org.plista.kornakapi.web.servlets.BatchSetPreferencesServlet.java

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

    int batchSize = getParameterAsInt(request, Parameters.BATCH_SIZE, Parameters.DEFAULT_BATCH_SIZE);

    ServletFileUpload upload = new ServletFileUpload();

    FileItemIterator fileItems;/* w  w  w  .j a  v a2s  . co m*/
    InputStream in = null;

    boolean fileProcessed = false;

    Storage storage = this.getDomainIndependetStorage();

    try {
        fileItems = upload.getItemIterator(request);
        while (fileItems.hasNext()) {

            FileItemStream item = fileItems.next();

            if (Parameters.FILE.equals(item.getFieldName()) && !item.isFormField()) {

                in = item.openStream();
                Iterator<Preference> preferences = new CSVPreferenceFileIterator(in);

                storage.batchSetPreferences(preferences, batchSize);

                fileProcessed = true;

                break;
            }
        }
    } catch (FileUploadException e) {
        throw new IOException(e);
    } finally {
        Closeables.closeQuietly(in);
    }

    if (!fileProcessed) {
        throw new IllegalStateException("Unable to find supplied data file!");
    }
}

---

From source file:org.polymap.rap.updownload.upload.FileUploadServlet.java

@Override
protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
    try {/* ww w.j  a v a 2 s  .  c  om*/
        FileItemIterator it = fileUpload.getItemIterator(req);
        while (it.hasNext()) {
            FileItemStream item = it.next();
            String name = item.getFieldName();
            InputStream in = item.openStream();
            try {
                if (item.isFormField()) {
                    log.info("Form field " + name + " with value " + Streams.asString(in) + " detected.");
                } else {
                    log.info("File field " + name + " with file name " + item.getName() + " detected.");

                    String key = req.getParameter("handler");
                    assert key != null;
                    IUploadHandler handler = handlers.get(key);
                    // for the upload field we always get just one item (which has the length of the request!?)
                    int length = req.getContentLength();
                    handler.uploadStarted(item.getName(), item.getContentType(), length, in);
                }
            } finally {
                IOUtils.closeQuietly(in);
            }
        }
    } catch (Exception e) {
        log.warn("", e);
        throw new RuntimeException(e);
    }
}

---

From source file:org.polymap.rap.updownload.upload.UploadService.java

@Override
public void service(HttpServletRequest request, HttpServletResponse response)
        throws IOException, ServletException {
    try {/*  w  w  w. jav a2 s.c  o m*/
        FileItemIterator it = fileUpload.getItemIterator(request);
        while (it.hasNext()) {
            FileItemStream item = it.next();

            try (InputStream in = item.openStream()) {
                if (item.isFormField()) {
                    log.info("Form field " + item.getFieldName() + " with value " + Streams.asString(in)
                            + " detected.");
                } else {
                    log.info("File field " + item.getFieldName() + " with file name " + item.getName()
                            + " detected.");

                    String handlerId = request.getParameter(ID_REQUEST_PARAM);
                    assert handlerId != null;
                    IUploadHandler handler = handlers.get(handlerId);
                    ClientFile clientFile = new ClientFile() {
                        @Override
                        public String getName() {
                            return item.getName();
                        }

                        @Override
                        public String getType() {
                            return item.getContentType();
                        }

                        @Override
                        public long getSize() {
                            // for the upload field we always get just one item (which has the length of the request!?)
                            return request.getContentLength();
                        }
                    };
                    handler.uploadStarted(clientFile, in);
                }
            }
        }
    } catch (Exception e) {
        log.warn("", e);
        throw new RuntimeException(e);
    }
}

---

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