Example usage for javax.servlet.http HttpServletRequest getContentLength

Introduction

In this page you can find the example usage for javax.servlet.http HttpServletRequest getContentLength.

Prototype

public int getContentLength();

Source Link

Document

Returns the length, in bytes, of the request body and made available by the input stream, or -1 if the length is not known ir is greater than Integer.MAX_VALUE.

Usage

From source file:tds.student.web.handlers.TestResponseHandler.java

@SuppressWarnings("unused")
private void UpdateResponsesTemp(HttpServletRequest request, HttpServletResponse response)
        throws TDSSecurityException {
    if (request.getContentLength() == 0)
        return;/*from   ww w .  j  a v  a 2  s  .  c o  m*/
    // TODO Shajib: following line is commented temporarily

    // make sure the student is authenticated before doing anything
    checkAuthenticated();
    try {
        URL contentXmlUrl = this.getClass().getClassLoader().getResource("dummyUpdateResponse.xml");
        BufferedReader bfr = new BufferedReader(new FileReader(contentXmlUrl.getFile()));
        StringBuffer output = new StringBuffer();
        String line = null;
        while ((line = bfr.readLine()) != null) {
            output.append(line);
        }
        bfr.close();
        response.setContentType("text/xml");
        response.getOutputStream().write(output.toString().getBytes());
    } catch (Exception exp) {
        throw new ContentRequestException("Error loading dummy data: " + exp.toString());
    }
}

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From source file:org.atomserver.server.servlet.BlockingFilter.java

private boolean contentNotBlockedByLength(HttpServletRequest request, HttpServletResponse response)
        throws IOException {
    boolean isWrite = request.getMethod().equals("POST") || request.getMethod().equals("PUT");
    if (isWrite && settings.getMaxContentLength() >= 0) {
        if (request.getContentLength() > settings.getMaxContentLength()) {
            String message = "TOO MUCH DATA :: (Content length exceeds the maximum length allowed.) :: "
                    + request.getRequestURI();
            setError(response, HttpServletResponse.SC_REQUEST_ENTITY_TOO_LARGE, message);
            return false;
        }/*  w  w w.  j a  v a 2  s  .  com*/
    }
    return true;
}

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From source file:org.apache.hadoop.gateway.dispatch.HttpClientDispatch.java

protected HttpEntity createRequestEntity(HttpServletRequest request) throws IOException {

    String contentType = request.getContentType();
    int contentLength = request.getContentLength();
    InputStream contentStream = request.getInputStream();

    HttpEntity entity;/* w w w .j  a  v  a 2 s.c  o m*/
    if (contentType == null) {
        entity = new InputStreamEntity(contentStream, contentLength);
    } else {
        entity = new InputStreamEntity(contentStream, contentLength, ContentType.parse(contentType));
    }

    if ("true".equals(System.getProperty(GatewayConfig.HADOOP_KERBEROS_SECURED))) {

        //Check if delegation token is supplied in the request
        boolean delegationTokenPresent = false;
        String queryString = request.getQueryString();
        if (queryString != null) {
            delegationTokenPresent = queryString.startsWith("delegation=")
                    || queryString.contains("&delegation=");
        }
        if (!delegationTokenPresent && getReplayBufferSize() > 0) {
            entity = new CappedBufferHttpEntity(entity, getReplayBufferSize() * 1024);
        }
    }

    return entity;
}

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From source file:org.springframework.integration.http.DefaultInboundRequestMapper.java

private byte[] createPayloadFromInputStream(HttpServletRequest request) throws Exception {
    InputStream stream = request.getInputStream();
    int length = request.getContentLength();
    if (length == -1) {
        throw new ResponseStatusCodeException(HttpServletResponse.SC_LENGTH_REQUIRED);
    }/*from  ww  w  .jav a  2  s  .c  om*/
    if (logger.isDebugEnabled()) {
        logger.debug("received " + request.getMethod() + " request, "
                + "creating byte array payload with content lenth: " + length);
    }
    byte[] bytes = new byte[length];
    stream.read(bytes, 0, length);
    return bytes;
}

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From source file:org.opencastproject.staticfiles.endpoint.StaticFileRestService.java

@POST
@Consumes(MediaType.MULTIPART_FORM_DATA)
@Produces(MediaType.TEXT_PLAIN)//  w w  w. j  a va  2 s  .  c  o m
@Path("")
@RestQuery(name = "postStaticFile", description = "Post a new static resource", bodyParameter = @RestParameter(description = "The static resource file", isRequired = true, name = "BODY", type = RestParameter.Type.FILE), reponses = {
        @RestResponse(description = "Returns the id of the uploaded static resource", responseCode = HttpServletResponse.SC_CREATED),
        @RestResponse(description = "No filename or file to upload found", responseCode = HttpServletResponse.SC_BAD_REQUEST),
        @RestResponse(description = "The upload size is too big", responseCode = HttpServletResponse.SC_BAD_REQUEST) }, returnDescription = "")
public Response postStaticFile(@Context HttpServletRequest request) {
    if (maxUploadSize > 0 && request.getContentLength() > maxUploadSize) {
        logger.warn("Preventing upload of static file as its size {} is larger than the max size allowed {}",
                request.getContentLength(), maxUploadSize);
        return Response.status(Status.BAD_REQUEST).build();
    }
    ProgressInputStream inputStream = null;
    try {
        String filename = null;
        if (ServletFileUpload.isMultipartContent(request)) {
            boolean isDone = false;
            for (FileItemIterator iter = new ServletFileUpload().getItemIterator(request); iter.hasNext();) {
                FileItemStream item = iter.next();
                if (item.isFormField()) {
                    continue;
                } else {
                    logger.debug("Processing file item");
                    filename = item.getName();
                    inputStream = new ProgressInputStream(item.openStream());
                    inputStream.addPropertyChangeListener(new PropertyChangeListener() {
                        @Override
                        public void propertyChange(PropertyChangeEvent evt) {
                            long totalNumBytesRead = (Long) evt.getNewValue();
                            if (totalNumBytesRead > maxUploadSize) {
                                logger.warn("Upload limit of {} bytes reached, returning a bad request.",
                                        maxUploadSize);
                                throw new WebApplicationException(Status.BAD_REQUEST);
                            }
                        }
                    });
                    isDone = true;
                }
                if (isDone)
                    break;
            }
        } else {
            logger.warn("Request is not multi part request, returning a bad request.");
            return Response.status(Status.BAD_REQUEST).build();
        }

        if (filename == null) {
            logger.warn("Request was missing the filename, returning a bad request.");
            return Response.status(Status.BAD_REQUEST).build();
        }

        if (inputStream == null) {
            logger.warn("Request was missing the file, returning a bad request.");
            return Response.status(Status.BAD_REQUEST).build();
        }

        String uuid = staticFileService.storeFile(filename, inputStream);
        try {
            return Response.created(getStaticFileURL(uuid)).entity(uuid).build();
        } catch (NotFoundException e) {
            logger.error("Previous stored file with uuid {} couldn't beren found: {}", uuid,
                    ExceptionUtils.getStackTrace(e));
            return Response.serverError().build();
        }
    } catch (WebApplicationException e) {
        return e.getResponse();
    } catch (Exception e) {
        logger.error("Unable to store file because: {}", ExceptionUtils.getStackTrace(e));
        return Response.serverError().build();
    } finally {
        IOUtils.closeQuietly(inputStream);
    }
}

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From source file:org.apache.hadoop.gateway.dispatch.DefaultDispatch.java

protected HttpEntity createRequestEntity(HttpServletRequest request) throws IOException {

    String contentType = request.getContentType();
    int contentLength = request.getContentLength();
    InputStream contentStream = request.getInputStream();

    HttpEntity entity;/* w  w w.  j  a va2 s.  co  m*/
    if (contentType == null) {
        entity = new InputStreamEntity(contentStream, contentLength);
    } else {
        entity = new InputStreamEntity(contentStream, contentLength, ContentType.parse(contentType));
    }
    GatewayConfig config = (GatewayConfig) request.getServletContext()
            .getAttribute(GatewayConfig.GATEWAY_CONFIG_ATTRIBUTE);
    if (config != null && config.isHadoopKerberosSecured()) {
        //Check if delegation token is supplied in the request
        boolean delegationTokenPresent = false;
        String queryString = request.getQueryString();
        if (queryString != null) {
            delegationTokenPresent = queryString.startsWith("delegation=")
                    || queryString.contains("&delegation=");
        }
        if (replayBufferSize < 0) {
            replayBufferSize = config.getHttpServerRequestBuffer();
        }
        if (!delegationTokenPresent && replayBufferSize > 0) {
            entity = new PartiallyRepeatableHttpEntity(entity, replayBufferSize);
        }
    }

    return entity;
}

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From source file:com.woonoz.proxy.servlet.HttpPostRequestHandler.java

private HttpEntity createHttpEntity(HttpServletRequest request, HttpPost httpPost)
        throws FileUploadException, IOException {
    if (ServletFileUpload.isMultipartContent(request)) {
        return createMultipartEntity(request, httpPost);
    } else {/* w  w  w .java  2s .c o  m*/
        return new BufferedHttpEntity(
                new InputStreamEntity(request.getInputStream(), request.getContentLength()));
    }
}

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From source file:io.vertigo.struts2.impl.multipartrequest.Servlet3MultiPartRequest.java

@Override
protected List<FileItem> parseRequest(final HttpServletRequest servletRequest, final String saveDir)
        throws FileUploadException {
    // gestion de la configuration struts.multipart.maxSize
    if (maxSize >= 0) {
        final int requestSize = servletRequest.getContentLength();
        if (requestSize != -1 && requestSize > maxSize) {
            throw new FileUploadBase.SizeLimitExceededException(String.format(
                    "the request was rejected because its size (%s) exceeds the configured maximum (%s)",
                    Long.valueOf(requestSize), Long.valueOf(maxSize)), requestSize, maxSize);
        }//from  w  w w  . j  a va 2 s .  com
    }
    // gestion du contenu de la requete
    try {
        final Collection<Part> parts = servletRequest.getParts();
        final List<FileItem> ret = new ArrayList<>(parts.size());
        for (final Part part : parts) {
            ret.add(new PartFileItem(part, saveDir));
        }
        return ret;
    } catch (IOException | ServletException e) {
        throw new FileUploadException("Impossible de rcuprer les fichiers de la requte en mode Servlet 3",
                e);
    }
}

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From source file:es.tid.cep.esperanza.Events.java

/**
 * Handles the HTTP <code>POST</code> method.
 *
 * @param request servlet request/*from   w  w w.j  a v  a 2s .  co m*/
 * @param response servlet response
 * @throws ServletException if a servlet-specific error occurs
 * @throws IOException if an I/O error occurs
 */
@Override
protected void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    logger.debug("events doPost");
    PrintWriter out = response.getWriter();
    try {
        response.setContentType("application/json;charset=UTF-8");
        ServletInputStream sis = request.getInputStream();
        byte[] b = new byte[request.getContentLength()];
        sis.read(b, 0, b.length);
        sis.close();
        String eventText = new String(b);
        logger.debug("event as text:" + eventText);
        org.json.JSONObject jo = new JSONObject(eventText);
        logger.debug("event as JSONObject: " + jo);
        Map<String, Object> otro = Utils.JSONObject2Map(jo);
        logger.debug("event as map: " + otro);
        epService.getEPRuntime().sendEvent(otro, "iotEvent");
        logger.debug("event was sent: " + otro);
    } catch (JSONException je) {
        logger.debug("error: " + je.getMessage());
        response.setStatus(HttpServletResponse.SC_BAD_REQUEST);
        out.printf("{\"error\":\"%s\"}\n", je.getMessage());

    } finally {
        out.close();
    }
}

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From source file:org.bedework.notifier.web.MethodBase.java

protected Map<?, ?> getJson(final HttpServletRequest req, final HttpServletResponse resp) throws NoteException {
    final int len = req.getContentLength();
    if (len == 0) {
        return null;
    }/*from  w ww.  j  a  v a 2  s .c  o m*/

    try {
        return (Map<?, ?>) om.readValue(req.getInputStream(), Object.class);
    } catch (Throwable t) {
        resp.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
        throw new NoteException(t);
    }
}

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