Example usage for org.apache.commons.fileupload FileItemStream openStream

Introduction

In this page you can find the example usage for org.apache.commons.fileupload FileItemStream openStream.

Prototype

InputStream openStream() throws IOException;

Source Link

Document

Creates an InputStream , which allows to read the items contents.

Usage

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  ww. j  av  a 2 s  .co  m
        handleResource(subUnit, resources, next.getContentType(), next.getName(), next.getFieldName(),
                inputStream);
    } finally {
        inputStream.close();
    }
}

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

private InputStream openStream(FileItemStream item, UIFileUpload fileUpload) throws IOException {
    if (fileUpload != null && fileUpload.getMaxSize() != null)
        return new LimitedSizeInputStream(item, fileUpload.getMaxSize());

    return item.openStream();
}

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

/**
 * Request parameters are documented in//ww  w. java 2 s  . 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
    }
}

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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>();

    /*/*from   ww w .j a v a 2 s .  com*/
     * 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);

    }

}

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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;// ww  w  .j av  a2 s. 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<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  w  w w .  j a v  a2s  . 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!");
    }
}

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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;//from  ww  w  .ja va 2 s .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!");
    }
}

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

@Override
protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
    try {/*from  w ww  .  j  a  va  2 s.  c  o  m*/
        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);
    }
}

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

@Override
public void service(HttpServletRequest request, HttpServletResponse response)
        throws IOException, ServletException {
    try {/*from   w  w  w  .j  a  v  a2  s  . co 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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From source file:org.rapidcontext.app.web.AppWebService.java

/**
 * Processes a file upload request. This is used when files are
 * POST:ed to the special upload URL.//from   w  w w.j  av  a2  s.  c om
 *
 * @param request        the request to process
 */
protected void processUpload(Request request) {
    Session session = (Session) Session.activeSession.get();
    if (session == null) {
        errorUnauthorized(request);
        return;
    }
    try {
        FileItemStream stream = request.getNextFile();
        if (stream == null) {
            errorBadRequest(request, "Missing file data");
            return;
        }
        String fileName = stream.getName();
        if (fileName.lastIndexOf("/") >= 0) {
            fileName = fileName.substring(fileName.lastIndexOf("/") + 1);
        }
        if (fileName.lastIndexOf("\\") >= 0) {
            fileName = fileName.substring(fileName.lastIndexOf("\\") + 1);
        }
        String fileId = request.getPath();
        while (fileId != null && fileId.startsWith("/")) {
            fileId = fileId.substring(1);
        }
        if (fileId == null || fileId.trim().length() == 0) {
            fileId = fileName;
        }
        session.removeFile(fileId);
        File file = FileUtil.tempFile(fileName);
        FileUtil.copy(stream.openStream(), file);
        session.addFile(fileId, file);
        request.sendText(Mime.TEXT[0], "Session file " + fileId + " uploaded");
    } catch (IOException e) {
        LOG.log(Level.WARNING, "failed to process file upload", e);
        errorBadRequest(request, e.getMessage());
    }
}

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