Example usage for javax.servlet.http HttpServletResponse flushBuffer

Introduction

In this page you can find the example usage for javax.servlet.http HttpServletResponse flushBuffer.

Prototype

public void flushBuffer() throws IOException;

Source Link

Document

Forces any content in the buffer to be written to the client.

Usage

From source file:org.hyperic.hq.ui.servlet.AvailabilityColorServlet.java

protected void sendErrorIcon(HttpServletRequest request, HttpServletResponse response) {
    try {/* w w w  . j a  v  a 2  s .  com*/
        sendIcon(request, response, PX_ERR_URL);
        return;
    } catch (Exception e) {
        log.debug("can't send error icon: ", e);
    }

    // if we made it this far, we can't even get the error icon
    // sent. bail out with an internal server error.

    try {
        response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
        response.flushBuffer();
    } catch (IOException e) {
        log.debug("can't commit server error response !? ", e);
    }
}

From source file:org.eclipse.vorto.repository.web.AdminController.java

@RequestMapping(value = "/content", method = RequestMethod.GET)
@Secured("ROLE_ADMIN")
public void backupRepository(final HttpServletResponse response) throws Exception {
    byte[] backup = this.repositoryManager.backup();
    response.setHeader(CONTENT_DISPOSITION,
            ATTACHMENT_FILENAME + "vortobackup_" + SIMPLEDATEFORMAT.format(new Date()) + ".xml");
    response.setContentLengthLong(backup.length);
    response.setContentType(APPLICATION_OCTET_STREAM);
    try {/* w  w w . ja va2  s .c om*/
        IOUtils.copy(new ByteArrayInputStream(backup), response.getOutputStream());
        response.flushBuffer();
    } catch (IOException e) {
        throw new RuntimeException("Error copying file.", e);
    }
}

From source file:com.liangc.hq.base.web.AvailabilityServlet.java

protected void sendErrorIcon(HttpServletRequest request, HttpServletResponse response) {
    try {/*from   w  w  w.j  a  v  a  2 s  .  c o  m*/
        sendIcon(request, response, ICON_ERR_URL);
        return;
    } catch (Exception e) {
        log.debug("can't send error icon: ");
    }

    // if we made it this far, we can't even get the error icon
    // sent. bail out with an internal server error.

    try {
        response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
        response.flushBuffer();
    } catch (IOException e) {
        log.debug("can't commit server error response !? ");
    }
}

From source file:org.nsesa.editor.gwt.an.amendments.server.service.XMLExportService.java

@Override
public void export(AmendmentContainerDTO object, HttpServletResponse response) throws IOException {
    try {/*from  ww w. java2  s  .  c  om*/
        response.setContentType("text/xml");
        response.setHeader("Content-Disposition",
                "attachment;filename=" + object.getAmendmentContainerID() + ".xml");
        response.setCharacterEncoding("UTF8");

        byte[] bytes = object.getBody().getBytes("utf-8");
        IOUtils.copy(new ByteArrayInputStream(bytes), response.getOutputStream());
        response.setContentLength(bytes.length);
        response.flushBuffer();
    } catch (IOException e) {
        throw new RuntimeException("Failed to xml export", e);
    }
}

From source file:org.hyperic.hq.ui.servlet.AvailabilityServlet.java

protected void sendErrorIcon(HttpServletRequest request, HttpServletResponse response) {
    try {/*from w w w.j  a va 2s  . co m*/
        sendIcon(request, response, ICON_ERR_URL);
        return;
    } catch (Exception e) {
        log.debug("can't send error icon: ", e);
    }

    // if we made it this far, we can't even get the error icon
    // sent. bail out with an internal server error.

    try {
        response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
        response.flushBuffer();
    } catch (IOException e) {
        log.debug("can't commit server error response !? ", e);
    }
}

From source file:cs425.yogastudio.controller.ProductController.java

@RequestMapping(value = "/productpic/{id}", method = RequestMethod.GET)
public void getUserImage(Model model, @PathVariable int id, HttpServletResponse response) {
    try {/*from  w  ww.  j  a va 2 s. co m*/
        Product c = productService.get(id);
        if (c != null) {
            OutputStream out = response.getOutputStream();
            if (c.getProductImage() == null) {
                System.out.println("###################no image");
            }
            out.write(c.getProductImage());
            response.flushBuffer();
        }
    } catch (IOException ex) {
        //Logger.getLogger(CustomerController.class.getName()).log(Level.SEVERE, null, ex);
    }
}

From source file:net.sourceforge.fenixedu.presentationTier.Action.publico.rss.InformaRSSAction.java

@Override
public ActionForward execute(final ActionMapping mapping, final ActionForm form,
        final HttpServletRequest request, final HttpServletResponse response) throws Exception {
    final String encoding = System.getProperty("file.encoding", Charset.defaultCharset().name());
    final ChannelIF channel = getRSSChannel(request);
    if (channel != null) {
        response.setContentType("text/xml; charset=" + encoding);
        final PrintWriter writer = response.getWriter();
        final ChannelExporterIF exporter = new RSS_2_0_Exporter(writer, encoding);
        exporter.write(channel);/*from   w  w w.  j a  va2 s  .co m*/
        response.flushBuffer();
    } else {
        response.setStatus(HttpServletResponse.SC_NOT_FOUND);
        response.getWriter().write(HttpStatus.getStatusText(HttpStatus.SC_NOT_FOUND));
        response.getWriter().close();
    }
    return null;
}

From source file:com.ewcms.web.filter.render.TemplateSourceRender.java

/**
 * ?/*w w w.j  av  a 2s  .  c  o m*/
 * 
 * @param response
 * @param uri   ?
 * @return
 * @throws IOException
 */
protected boolean output(HttpServletResponse response, String uri) throws IOException {
    TemplateSource source = templateSourceService.getTemplateSourceByUniquePath(uri);
    if (source == null) {
        logger.debug("TemplateSource is not exist,uri is {}", uri);
        return false;
    }
    TemplatesrcEntity entity = source.getSourceEntity();
    if (entity == null || entity.getSrcEntity() == null) {
        return false;
    }

    IOUtils.write(entity.getSrcEntity(), response.getOutputStream());
    response.flushBuffer();

    return true;
}

From source file:ee.sk.hwcrypto.demo.controller.ViewController.java

@RequestMapping("/downloadContainer")
public void downloadContainer(HttpServletResponse response) {
    Container container = session.getContainer();
    String fileName = container.getDataFiles().get(0).getName() + ".bdoc";
    response.setContentType(CONTAINER_MIME_TYPE);
    response.setHeader("Content-Disposition", "attachment; filename=" + fileName);
    try {/*from www  .  j  a v  a  2 s.c  o  m*/
        InputStream containerStream = container.saveAsStream();
        ServletOutputStream outputStream = response.getOutputStream();
        IOUtils.copy(containerStream, outputStream);
        response.flushBuffer();
    } catch (IOException e) {
        log.error("Error Writing file content to output stream", e);
    }
}

From source file:org.codice.ddf.pax.web.jetty.CsrfFilter.java

/**
 * Security audits, logs, and then responds with a 403.
 *
 * @param httpResponse response object//w w  w.  ja v a 2 s .  c  o  m
 * @param msg logging & security audit message
 */
private void respondForbidden(HttpServletResponse httpResponse, String msg) {
    SecurityLogger.audit(msg);
    LOGGER.debug(msg);
    try {
        httpResponse.setStatus(HttpServletResponse.SC_FORBIDDEN);
        httpResponse.sendError(HttpServletResponse.SC_FORBIDDEN);
        httpResponse.flushBuffer();
    } catch (IOException ioe) {
        LOGGER.debug("Failed to send auth response: {}", ioe);
    }
}