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.nuxeo.ecm.platform.io.client.ImportExportActionBean.java

private static void handleRedirect(HttpServletResponse response, String url) throws IOException {
    response.resetBuffer();/*from w w  w .j av a2s  . c  om*/
    response.sendRedirect(url);
    response.flushBuffer();
    getHttpServletRequest().setAttribute(NXAuthConstants.DISABLE_REDIRECT_REQUEST_KEY, true);
    FacesContext.getCurrentInstance().responseComplete();
}

From source file:org.eclipse.jgit.lfs.server.fs.FileLfsServlet.java

/**
 * Send an error response./*  ww  w  .j  av a2s .c  o m*/
 *
 * @param rsp
 *            the servlet response
 * @param status
 *            HTTP status code
 * @param message
 *            error message
 * @throws IOException
 *             on failure to send the response
 * @since 4.6
 */
protected static void sendError(HttpServletResponse rsp, int status, String message) throws IOException {
    rsp.setStatus(status);
    PrintWriter writer = rsp.getWriter();
    gson.toJson(new Error(message), writer);
    writer.flush();
    writer.close();
    rsp.flushBuffer();
}

From source file:info.magnolia.module.servletsanity.support.ServletAssert.java

public static void flush(HttpServletResponse response) throws IOException {
    StringBuffer sb = tls.get();//from  www  . j  a  va 2s.co  m
    if (sb != null) {
        response.getWriter().write(sb.toString());
        response.getWriter().write("TEST COMPLETED<br/>");
        response.getWriter().flush();
        response.flushBuffer();
        tls.set(new StringBuffer());
    }
}

From source file:io.druid.server.AsyncQueryForwardingServlet.java

private static void handleException(HttpServletResponse response, ObjectMapper objectMapper,
        Exception exception) throws IOException {
    if (!response.isCommitted()) {
        final String errorMessage = exception.getMessage() == null ? "null exception" : exception.getMessage();

        response.resetBuffer();//from w  w w . ja  va2 s  . c  om
        response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
        objectMapper.writeValue(response.getOutputStream(), ImmutableMap.of("error", errorMessage));
    }
    response.flushBuffer();
}

From source file:org.duracloud.duradmin.util.SpaceUtil.java

public static void streamToResponse(InputStream is, HttpServletResponse response, String mimetype,
        String contentLength) throws ContentStoreException, IOException {

    OutputStream outStream = response.getOutputStream();

    try {/*from   w  ww  .  j  a  v a 2 s  .com*/
        response.setContentType(mimetype);

        if (contentLength != null) {
            response.setContentLengthLong(Long.parseLong(contentLength));
        }
        byte[] buf = new byte[1024];
        int read = -1;
        while ((read = is.read(buf)) > 0) {
            outStream.write(buf, 0, read);
        }

        response.flushBuffer();
    } catch (Exception ex) {
        if (ex.getCause() instanceof ContentStateException) {
            response.reset();
            response.setStatus(HttpStatus.SC_CONFLICT);
            String message = "The requested content item is currently in long-term storage"
                    + " with limited retrieval capability. Please contact "
                    + "DuraCloud support (https://wiki.duraspace.org/x/6gPNAQ) "
                    + "for assistance in retrieving this content item.";
            //It is necessary to pad the message in order to force Internet Explorer to
            //display the server sent text rather than display the browser default error message.
            //If the message is less than 512 bytes, the browser will ignore the message.
            //c.f. http://support.microsoft.com/kb/294807
            message += StringUtils.repeat(" ", 512);
            outStream.write(message.getBytes());
        } else {
            throw ex;
        }
    } finally {
        try {
            outStream.close();
        } catch (Exception e) {
            log.warn("failed to close outputstream ( " + outStream + "): message=" + e.getMessage(), e);
        }
    }
}

From source file:com.cognifide.aet.rest.ConfigsServlet.java

private void flushResponseBuffer(HttpServletRequest req, HttpServletResponse resp) {
    try {// w  ww  .  j  a  va2 s .  c o m
        resp.flushBuffer();
    } catch (IOException e) {
        LOGGER.error("error while flushing response buffer for request: '{}' and response: '{}'", req, resp, e);
    }
}

From source file:net.nan21.dnet.core.web.security.DefaultNotAuthenticatedEntryPoint.java

@Override
public void commence(HttpServletRequest request, HttpServletResponse response,
        AuthenticationException authException) throws IOException, ServletException {

    response.setStatus(HttpServletResponse.SC_FORBIDDEN);
    response.getWriter().write("Not authenticated");
    response.flushBuffer();

}

From source file:io.github.chibat.selva.response.JsonResponse.java

public void execute(HttpServletRequest request, HttpServletResponse response, ServletContext servletContext)
        throws Exception {

    response.setStatus(this.status());
    response.setContentType(this.type());
    new ObjectMapper().writeValue(response.getWriter(), model);
    response.flushBuffer();
}

From source file:com.adaptris.core.http.jetty.StandardResponseProducer.java

private void commitResponse(AdaptrisMessage msg, HttpServletResponse response) throws ProduceException {
    try {//www .  java  2  s .  co m
        handlePayload(msg, response);
        if (flushBuffers()) {
            response.flushBuffer();
        }
    } catch (IOException | CoreException e) {
        if (forwardConnectionException()) {
            throw ExceptionHelper.wrapProduceException(e);
        } else {
            log.trace("Failed to commit response to HTTP; client disconnected?");
        }
    }

}

From source file:de.iew.raspimotion.controllers.MotionJpegController.java

public void sendImageAsJpeg(FileDescriptor file, HttpServletResponse response) throws Exception {
    sendImageAsJpeg(response.getOutputStream(), file);
    response.flushBuffer();
}