Example usage for javax.servlet.http HttpServletResponse addHeader

Introduction

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

Prototype

public void addHeader(String name, String value);

Source Link

Document

Adds a response header with the given name and value.

Usage

From source file:fr.univlille2.ecm.drive.BasicDriveAuthenticator.java

public Boolean handleLoginPrompt(HttpServletRequest httpRequest, HttpServletResponse httpResponse,
        String baseURL) {//  ww w  . j  a v  a 2  s.c  o  m
    logger.debug(BasicDriveAuthenticator.class.getSimpleName() + " : handleLoginPrompt");
    try {
        String baHeader = "Basic realm=\"" + realmName + '\"';
        httpResponse.addHeader(BA_HEADER_NAME, baHeader);
        httpResponse.sendError(HttpServletResponse.SC_UNAUTHORIZED);
        return true;
    } catch (IOException e) {
        return false;
    }
}

From source file:com.hyeb.back.controller.CommonController.java

/**
 * ??/*  www.  j  a v  a2s  . c o  m*/
 */
@RequestMapping(value = "/captcha", method = RequestMethod.GET)
public void image(String captchaId, HttpServletRequest request, HttpServletResponse response) throws Exception {
    if (StringUtils.isEmpty(captchaId)) {
        captchaId = request.getSession().getId();
    }
    String pragma = new StringBuffer().append("PowderBy").toString();
    String value = new StringBuffer().append("hyeb").toString();
    response.addHeader(pragma, value);
    response.setHeader("Pragma", "no-cache");//HTTP1.0Pragma ??Pragmano-cache,??????? Pragma
    response.setHeader("Cache-Control", "no-cache");// HTTP1.1?Cache-Control ???,no-cache?????
    response.setHeader("Cache-Control", "no-store");//HTTP1.1?Cache-Control ???no-store????
    response.setDateHeader("Expires", 0);//Expires?GMT????????
    response.setContentType("image/jpeg");

    ServletOutputStream servletOutputStream = null;
    try {
        servletOutputStream = response.getOutputStream();
        BufferedImage bufferedImage = captchaService.buildImage(captchaId);
        ImageIO.write(bufferedImage, "jpg", servletOutputStream);
        servletOutputStream.flush();
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        IOUtils.closeQuietly(servletOutputStream);
    }
}

From source file:de.bermuda.arquillian.example.ContentTypeProxyServlet.java

private void migrateResponseHeader(HttpServletResponse resp, HttpMethod post) {
    for (Header header : post.getResponseHeaders()) {
        if (!(header.getName().equalsIgnoreCase("Content-Type"))
                && !(header.getName().equalsIgnoreCase("Transfer-Encoding"))) {
            resp.addHeader(header.getName(), header.getValue());

            log.info("Copying response header: " + header.getName() + ": " + header.getValue());
        }//from ww w . j a v  a  2  s.  c o m
    }
    resp.setContentType("application/soap+xml");
}

From source file:net.bafeimao.umbrella.web.controller.CaptchaController.java

@RequestMapping("")
public ModelAndView handleRequest(HttpServletRequest request, HttpServletResponse response) throws Exception {
    response.setDateHeader("Expires", 0);
    // Set standard HTTP/1.1 no-cache headers.
    response.setHeader("Cache-Control", "no-store, no-cache, must-revalidate");
    // Set IE extended HTTP/1.1 no-cache headers (use addHeader).
    response.addHeader("Cache-Control", "post-check=0, pre-check=0");
    // Set standard HTTP/1.0 no-cache header.
    response.setHeader("Pragma", "no-cache");
    // return a jpeg
    response.setContentType("image/jpeg");
    // create the text for the image
    String capText = captchaProducer.createText();
    // store the text in the session
    request.getSession().setAttribute(Constants.KAPTCHA_SESSION_KEY, capText);
    // create the image with the text
    BufferedImage bi = captchaProducer.createImage(capText);
    ServletOutputStream out = response.getOutputStream();
    // write the data out
    ImageIO.write(bi, "jpg", out);

    try {/*from  w  ww. ja va  2 s  . co m*/
        out.flush();
    } finally {
        out.close();
    }

    return null;
}

From source file:net.mindengine.oculus.frontend.web.controllers.api.ApiController.java

@Override
public ModelAndView handleRequest(HttpServletRequest request, HttpServletResponse response) throws Exception {
    Map<String, Object> model = new HashMap<String, Object>();

    response.addHeader("Content-Type", "application/json");

    if (userIsAuthorized(request)) {
        MatchedMethod matchedMethod = findMatchedMethod(request);
        Object[] arguments = createMethodArguments(matchedMethod, request, response);

        try {//w w w.  jav  a 2 s .  c o  m
            Object result = matchedMethod.getMethod().invoke(this, arguments);
            if (matchedMethod.getMethod().getReturnType().equals(Void.TYPE)) {
                return null;
            } else
                model.put("response", result);
        } catch (InvocationTargetException e) {
            response.setStatus(400);
            model.put("response", new ApiError(
                    e.getTargetException().getClass().getName() + ": " + e.getTargetException().getMessage()));
            e.getTargetException().printStackTrace();
        }
    } else {
        response.setStatus(401);
        model.put("response", new ApiError("You are not authorized for this request."));
    }

    return new ModelAndView("jsonView", model);
}

From source file:org.ihtsdo.otf.refset.interceptor.RequestProcessingTimeInterceptor.java

@Override
public void postHandle(HttpServletRequest req, HttpServletResponse res, Object arg2, ModelAndView model)
        throws Exception {

    if (isEnabled) {

        String tTime = Long.toString((System.currentTimeMillis() - (Long) req.getAttribute(START_TIME)) / 1000);
        LOGGER.debug("Total time taken in this request is {}", tTime);
        res.addHeader(TOTAL_TIME, tTime);
    }//from  w w  w.  j  a  v a 2s. c  om

}

From source file:io.neba.core.resourcemodels.metadata.ModelStatisticsConsolePlugin.java

private void setNoCacheHeaders(HttpServletResponse res) {
    res.setHeader("Expires", "Sat, 6 May 1970 12:00:00 GMT");
    res.setHeader("Cache-Control", "no-store, no-cache, must-revalidate");
    res.addHeader("Cache-Control", "post-check=0, pre-check=0");
    res.setHeader("Pragma", "no-cache");
}

From source file:com.cloudseal.spring.client.namespace.CloudSealLogoutImageFilter.java

protected void preventCaching(HttpServletResponse response) {
    Date now = new Date();
    response.setHeader("Pragma", "no-cache");
    response.setDateHeader("Date", now.getTime());
    response.setDateHeader("Expires", now.getTime() - 86400000L); // one day old   
    response.setHeader("Cache-Control", "no-cache");
    response.addHeader("Cache-Control", "no-store");
    response.addHeader("Cache-Control", "must-revalidate");
}

From source file:net.jadler.stubbing.server.jetty.StubHandler.java

private void setResponseHeaders(final MultiMap headers, final HttpServletResponse response) {
    for (@SuppressWarnings("unchecked")
    final Iterator<Entry<String, Collection<String>>> it = headers.entrySet().iterator(); it.hasNext();) {

        final Entry<String, Collection<String>> e = it.next();

        for (final String value : e.getValue()) {
            response.addHeader(e.getKey(), value);
        }/*from   ww w. j  a v  a2s.  com*/
    }
}

From source file:net.sourceforge.fenixedu.presentationTier.Action.commons.student.ViewStudentApplicationDA.java

public ActionForward downloadDocument(final ActionMapping mapping, final ActionForm form,
        final HttpServletRequest request, final HttpServletResponse response) throws IOException {
    final IndividualCandidacyDocumentFile document = getDomainObject(request, "documentOID");
    if (document != null && isAuthorized(document)) {
        response.setContentType(document.getContentType());
        response.addHeader("Content-Disposition", "attachment; filename=\"" + document.getFilename() + "\"");
        response.setContentLength(document.getSize().intValue());
        final DataOutputStream dos = new DataOutputStream(response.getOutputStream());
        dos.write(document.getContent());
        dos.close();/*  w ww .j av  a  2s .c o  m*/
    } else {
        response.setStatus(HttpServletResponse.SC_BAD_REQUEST);
        response.getWriter().write(HttpStatus.getStatusText(HttpStatus.SC_BAD_REQUEST));
        response.getWriter().close();
    }
    return null;
}