Example usage for com.google.gwt.http.client Response SC_REQUEST_ENTITY_TOO

Introduction

In this page you can find the example usage for com.google.gwt.http.client Response SC_REQUEST_ENTITY_TOO_LARGE.

Prototype

int SC_REQUEST_ENTITY_TOO_LARGE

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Usage

From source file:org.sigmah.server.servlet.FileServlet.java

License:Open Source License

/**
 * See {@link ServletMethod#UPLOAD_ORGANIZATION_LOGO} for JavaDoc.
 * //from  w  w w . ja  v  a  2 s.  c  om
 * @param request
 *          The HTTP request containing the Organization id parameter.
 * @param response
 *          The HTTP response on which the file content is written.
 * @param context
 *          The execution context.
 * @throws java.io.IOException
 *           If an error occured while reading or writing to the socket or if an error occured while storing the
 *           uploaded file.
 * @throws org.sigmah.server.servlet.base.StatusServletException
 *           If the id parameter was not found or not parseable or if the request type is not MULTIPART or if the file
 *           exceeded the maximum allowed size.
 * @throws org.apache.commons.fileupload.FileUploadException
 *           If an error occured while reading the uploaded file.
 * @throws javax.servlet.ServletException
 *           If the given organization could not be found.
 */
protected void uploadOrganizationLogo(final HttpServletRequest request, final HttpServletResponse response,
        final ServletExecutionContext context)
        throws IOException, StatusServletException, ServletException, FileUploadException {

    // --
    // Retrieving parameters from request.
    // --

    final Integer organizationId = getIntegerParameter(request, RequestParameter.ID, false);

    // --
    // Retrieving Organization entity.
    // --

    final Organization organization = organizationDAO.findById(organizationId);
    if (organization == null) {
        throw new ServletException("Cannot find Organization with id '" + organizationId + "'.");
    }

    final String previousLogoFileName = organization.getLogo();

    // --
    // Verifying content length.
    // --

    final int contentLength = request.getContentLength();

    if (contentLength == 0) {
        LOG.error("Empty logo file.");
        throw new StatusServletException(Response.SC_NO_CONTENT);
    }

    if (contentLength > FileUploadUtils.MAX_UPLOAD_IMAGE_SIZE) {
        LOG.error("Logo file's size is too big to be uploaded (size: {}, maximum : {}).", contentLength,
                FileUploadUtils.MAX_UPLOAD_IMAGE_SIZE);
        throw new StatusServletException(Response.SC_REQUEST_ENTITY_TOO_LARGE);
    }

    // --
    // Saving new logo.
    // --

    organization.setLogo(organization.getId() + "_" + new Date().getTime());
    processUpload(new MultipartRequest(request), response, organization.getLogo(), true);
    organizationDAO.persist(organization, context.getUser());

    // --
    // Deleting previous logo file.
    // --

    if (StringUtils.isNotBlank(previousLogoFileName)) {
        fileStorageProvider.delete(previousLogoFileName);
    }

    response.getWriter().write(organization.getLogo());
}

From source file:org.sigmah.server.servlet.FileServlet.java

License:Open Source License

/**
 * See {@link ServletMethod#UPLOAD} for JavaDoc.
 * // ww w  . ja  v  a  2s  . co  m
 * @param request
 *          The HTTP request containing the file id parameter.
 * @param response
 *          The HTTP response on which the file content is written.
 * @param context
 *          The execution context.
 * @throws Exception
 *           If an error occurs during process.
 */
protected void upload(final HttpServletRequest request, final HttpServletResponse response,
        final ServletExecutionContext context) throws Exception {

    // --
    // Verify content length.
    // --

    final int contentLength = request.getContentLength();

    if (contentLength == 0) {
        LOG.error("Empty file.");
        throw new StatusServletException(Response.SC_NO_CONTENT);
    }

    if (contentLength > FileUploadUtils.MAX_UPLOAD_FILE_SIZE) {
        LOG.error("File's size is too big to be uploaded (size: {}, maximum : {}).", contentLength,
                FileUploadUtils.MAX_UPLOAD_FILE_SIZE);
        throw new StatusServletException(Response.SC_REQUEST_ENTITY_TOO_LARGE);
    }

    final String fileName = generateUniqueName();

    // --
    // Writing the file.
    // --

    final MultipartRequest multipartRequest = new MultipartRequest(request);
    final long size = this.processUpload(multipartRequest, response, fileName, false);
    final Map<String, String> properties = multipartRequest.getProperties();

    conflicts.searchForFileAddConflicts(properties, context.getLanguage(), context.getUser());

    // --
    // Create the associated entries in File and FileVersion tables.
    // --

    final Integer fileId = fileDAO.saveOrUpdate(properties, fileName, (int) size);
    final FileVersion fileVersion = fileDAO.getLastVersion(fileId);

    // --
    // If a monitored point must be created.
    // --

    final MonitoredPoint monitoredPoint = parseMonitoredPoint(properties);

    if (monitoredPoint != null) {

        final Integer projectId = ClientUtils.asInt(properties.get(FileUploadUtils.DOCUMENT_PROJECT));
        final Project project = projectDAO.findById(projectId);

        monitoredPoint.setFile(fileDAO.findById(fileId));

        MonitoredPointList list = project.getPointsList();

        if (list == null) {
            list = new MonitoredPointList();
            project.setPointsList(list);
        }

        if (list.getPoints() == null) {
            list.setPoints(new ArrayList<MonitoredPoint>());
        }

        // Adds the point to the list.
        list.addMonitoredPoint(monitoredPoint);

        // Saves monitored point.
        monitoredPointDAO.persist(monitoredPoint, context.getUser());
    }

    final MonitoredPointDTO monitoredPointDTO = mapper().map(monitoredPoint, new MonitoredPointDTO(),
            MonitoredPointDTO.Mode.BASE);
    final FileVersionDTO fileVersionDTO = mapper().map(fileVersion, new FileVersionDTO());

    response.setContentType(FileType.HTML.getContentType());
    response.getWriter().write(FileUploadResponse.serialize(fileVersionDTO, monitoredPointDTO));
}

From source file:org.sigmah.shared.file.DirectTransfertManager.java

License:Open Source License

@Override
public void upload(final FormPanel formPanel, final ProgressListener progressListener) {
    final ServletUrlBuilder urlBuilder = new ServletUrlBuilder(authenticationProvider, pageManager,
            ServletConstants.Servlet.FILE, ServletConstants.ServletMethod.UPLOAD);

    formPanel.setAction(urlBuilder.toString());
    formPanel.setEncoding(FormPanel.Encoding.MULTIPART);
    formPanel.setMethod(FormPanel.Method.POST);

    formPanel.addListener(Events.Submit, new Listener<FormEvent>() {

        @Override//from w ww  .  j av  a 2  s.  c  o m
        public void handleEvent(FormEvent formEvent) {
            formPanel.removeListener(Events.Submit, this);
            final String result = formEvent.getResultHtml();

            switch (ServletConstants.getErrorCode(result)) {
            case Response.SC_OK:
                progressListener.onLoad(result);
                break;

            case Response.SC_NO_CONTENT:
                progressListener.onFailure(Cause.EMPTY_FILE);
                break;

            case Response.SC_REQUEST_ENTITY_TOO_LARGE:
                progressListener.onFailure(Cause.FILE_TOO_LARGE);
                break;

            case Response.SC_PRECONDITION_FAILED:
                progressListener.onFailure(Cause.BAD_REQUEST);
                break;

            default:
                progressListener.onFailure(Cause.SERVER_ERROR);
                break;
            }
        }
    });

    formPanel.submit();
}

Example usage for com.google.gwt.http.client Response SC_REQUEST_ENTITY_TOO_LARGE

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