javax.servlet.http.HttpServletResponse#addDateHeader

Source File: ResponseHeaderIT.java From glowroot with Apache License 2.0

6 votes

@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response) {
    response.setHeader("One", "abc");
    response.setHeader("one", "ab");
    response.addHeader("one", "xy");
    response.setHeader("Two", "1");
    response.setHeader("Three", "xyz");

    response.setDateHeader("Date-One", 1393553211832L);
    response.setDateHeader("Date-one", 1393553212832L);
    response.addDateHeader("Date-one", 1393553213832L);
    response.setDateHeader("Date-Two", 1393553214832L);
    response.setDateHeader("Date-Thr", 1393553215832L);
    response.addDateHeader("Date-Four", 1393553215832L);

    response.setIntHeader("Int-One", 1);
    response.setIntHeader("Int-one", 2);
    response.addIntHeader("Int-one", 3);
    response.setIntHeader("Int-Two", 4);
    response.setIntHeader("Int-Thr", 5);
    response.addIntHeader("Int-Four", 6);

    response.addHeader("X-One", "xy");
    response.addDateHeader("X-one", 1393553216832L);
    response.addIntHeader("X-one", 6);
}

Source File: TestExpiresFilter.java From tomcatsrc with Apache License 2.0

6 votes

@Test
public void testExcludedResponseStatusCode() throws Exception {
    HttpServlet servlet = new HttpServlet() {
        private static final long serialVersionUID = 1L;

        @Override
        protected void service(HttpServletRequest request,
                HttpServletResponse response) throws ServletException,
                IOException {
            response.setStatus(HttpServletResponse.SC_NOT_MODIFIED);
            response.addHeader("ETag", "W/\"1934-1269208821000\"");
            response.addDateHeader("Date", System.currentTimeMillis());
        }
    };

    validate(servlet, null, HttpServletResponse.SC_NOT_MODIFIED);
}

Source File: BasicLTISecurityServiceImpl.java From sakai with Educational Community License v2.0

6 votes

private void sendHTMLPage(HttpServletResponse res, String body)
{
	try
	{
		res.setContentType("text/html; charset=UTF-8");
		res.setCharacterEncoding("utf-8");
		res.addDateHeader("Expires", System.currentTimeMillis() - (1000L * 60L * 60L * 24L * 365L));
		res.addDateHeader("Last-Modified", System.currentTimeMillis());
		res.addHeader("Cache-Control", "no-store, no-cache, must-revalidate, max-age=0, post-check=0, pre-check=0");
		res.addHeader("Pragma", "no-cache");
		java.io.PrintWriter out = res.getWriter();

		out.println("<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Transitional//EN\" \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd\">");
		out.println("<html xmlns=\"http://www.w3.org/1999/xhtml\" lang=\"en\" xml:lang=\"en\">");
		out.println("<html>\n<head>");
		out.println("<meta http-equiv=\"Content-Type\" content=\"text/html; charset=UTF-8\" />");
		out.println("</head>\n<body>\n");
		out.println(body);
		out.println("\n</body>\n</html>");
	}
	catch (Exception e)
	{
		log.warn("Failed to send HTML page.", e);
	}

}

Source File: TestExpiresFilter.java From Tomcat7.0.67 with Apache License 2.0

6 votes

@Test
public void testSkipBecauseExpiresIsDefined() throws Exception {
    HttpServlet servlet = new HttpServlet() {
        private static final long serialVersionUID = 1L;

        @Override
        protected void service(HttpServletRequest request,
                HttpServletResponse response) throws ServletException,
                IOException {
            response.setContentType("text/xml; charset=utf-8");
            response.addDateHeader("Expires", System.currentTimeMillis());
            response.getWriter().print("Hello world");
        }
    };

    validate(servlet, null);
}

Source File: TestExpiresFilter.java From Tomcat8-Source-Read with MIT License

6 votes

@Test
public void testExcludedResponseStatusCode() throws Exception {
    HttpServlet servlet = new HttpServlet() {
        private static final long serialVersionUID = 1L;

        @Override
        protected void service(HttpServletRequest request,
                HttpServletResponse response) throws ServletException,
                IOException {
            response.setStatus(HttpServletResponse.SC_NOT_MODIFIED);
            response.addHeader("ETag", "W/\"1934-1269208821000\"");
            response.addDateHeader("Date", System.currentTimeMillis());
        }
    };

    validate(servlet, null, HttpServletResponse.SC_NOT_MODIFIED);
}

Source File: SkinnableCharonPortal.java From sakai with Educational Community License v2.0

5 votes

public void sendResponse(PortalRenderContext rcontext, HttpServletResponse res,
		String template, String contentType) throws IOException
{
	// headers
	if (contentType == null)
	{
		res.setContentType("text/html; charset=UTF-8");
	}
	else
	{
		res.setContentType(contentType);
	}
	res.addDateHeader("Expires", System.currentTimeMillis()
			- (1000L * 60L * 60L * 24L * 365L));
	res.addDateHeader("Last-Modified", System.currentTimeMillis());
	res
	.addHeader("Cache-Control",
	"no-store, no-cache, must-revalidate, max-age=0, post-check=0, pre-check=0");
	res.addHeader("Pragma", "no-cache");

	// get the writer
	PrintWriter out = res.getWriter();

	try
	{
		PortalRenderEngine rengine = rcontext.getRenderEngine();
		rengine.render(template, rcontext, out);
	}
	catch (Exception e)
	{
		throw new RuntimeException("Failed to render template ", e);
	}

}

Source File: CourierTool.java From sakai with Educational Community License v2.0

5 votes

/**
 * Send a redirect so our "top" ends up at the url, via javascript.
 * 
 * @param url
 *        The redirect url
 */
protected void sendTopRedirect(HttpServletResponse res, String url) throws IOException
{
	res.setContentType("text/plain; charset=UTF-8");
	res.addDateHeader("Expires", System.currentTimeMillis() - (1000L * 60L * 60L * 24L * 365L));
	res.addDateHeader("Last-Modified", System.currentTimeMillis());
	res.addHeader("Cache-Control", "no-store, no-cache, must-revalidate, max-age=0, post-check=0, pre-check=0");
	res.addHeader("Pragma", "no-cache");

	// get the writer
	PrintWriter out = res.getWriter();

	// we are on deep under the main portal window
	out.println("parent.location.replace('" + url + "');");
}

Source File: BinaryView.java From studio with GNU General Public License v3.0

5 votes

@Override
protected void prepareResponse(HttpServletRequest request, HttpServletResponse response) {
    response.setContentType(getContentType());
    response.setCharacterEncoding(DEFAULT_CHARACTER_ENCODING);
    if (disableCaching) {
        response.addHeader(PRAGMA_HEADER_NAME, DISABLED_CACHING_PRAGMA_HEADER_VALUE);
        response.addHeader(CACHE_CONTROL_HEADER_NAME, DISABLED_CACHING_CACHE_CONTROL_HEADER_VALUE);
        response.addDateHeader(EXPIRES_HEADER_NAME, DISABLED_CACHING_EXPIRES_HEADER_VALUE);
    }
}

Source File: RpcServlet.java From Brutusin-RPC with Apache License 2.0

5 votes

/**
 *
 * @param req
 * @param resp
 * @param cachingInfo
 * @param etag
 * @throws IOException
 */
private void addCacheHeaders(HttpServletRequest req, HttpServletResponse resp, CachingInfo cachingInfo, String etag) throws IOException {
    // max-age overrides expires. For legacy proxies (intermedy) cache control is ignored and no cache is performed, the desired behaviour for a private cache. See http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.9.3
    resp.addDateHeader("Expires", 0);
    if (cachingInfo == null) {
        resp.addHeader("Cache-Control", "max-age=0, no-cache, no-store");
        resp.addHeader("Pragma", "no-cache");
    } else {
        StringBuilder cacheControl = new StringBuilder("max-age=").append(cachingInfo.getMaxAge());
        if (cachingInfo.isShared()) {
            cacheControl.append(", public");
        } else {
            cacheControl.append(", private");
        }
        if (!cachingInfo.isStore()) {
            cacheControl.append(", no-store");
        }
        cacheControl.append(", must-revalidate");
        resp.addHeader("Cache-Control", cacheControl.toString());
        if (etag != null) {
            resp.setHeader("ETag", "W/\"" + etag + "\"");
        }
        if (req.getMethod().equals("POST")) {
            addContentLocation(req, resp);
        }
    }
}

Source File: FastJsonJsonView.java From uavstack with Apache License 2.0

5 votes

@Override
protected void prepareResponse(HttpServletRequest request, //
                               HttpServletResponse response) {

    setResponseContentType(request, response);
    response.setCharacterEncoding(fastJsonConfig.getCharset().name());
    if (this.disableCaching) {
        response.addHeader("Pragma", "no-cache");
        response.addHeader("Cache-Control", "no-cache, no-store, max-age=0");
        response.addDateHeader("Expires", 1L);
    }
}

Source File: NoCacheFilter.java From hadoop with Apache License 2.0

5 votes

@Override
public void doFilter(ServletRequest req, ServletResponse res,
                     FilterChain chain)
  throws IOException, ServletException {
  HttpServletResponse httpRes = (HttpServletResponse) res;
  httpRes.setHeader("Cache-Control", "no-cache");
  long now = System.currentTimeMillis();
  httpRes.addDateHeader("Expires", now);
  httpRes.addDateHeader("Date", now);
  httpRes.addHeader("Pragma", "no-cache");
  chain.doFilter(req, res);
}

Source File: AbstractView.java From ymate-platform-v2 with Apache License 2.0

5 votes

@Override
public IView addDateHeader(String name, long date) {
    HttpServletResponse _response = WebContext.getResponse();
    if (_response.containsHeader(name)) {
        _response.addDateHeader(name, date);
    } else {
        _response.setDateHeader(name, date);
    }
    return this;
}

Source File: PresenceTool.java From sakai with Educational Community License v2.0

5 votes

/**
 * Start the response.
 * 
 * @param req
 * @param res
 * @param title
 * @param skin
 * @return
 * @throws IOException
 */
protected PrintWriter startResponse(HttpServletRequest req, HttpServletResponse res, String title) throws IOException
{
	// headers
	res.setContentType("text/html; charset=UTF-8");
	res.addDateHeader("Expires", System.currentTimeMillis() - (1000L * 60L * 60L * 24L * 365L));
	res.addDateHeader("Last-Modified", System.currentTimeMillis());
	res.addHeader("Cache-Control", "no-store, no-cache, must-revalidate, max-age=0, post-check=0, pre-check=0");
	res.addHeader("Pragma", "no-cache");

	// get the writer
	PrintWriter out = res.getWriter();

	if ( "yes".equals(req.getParameter(OUTPUT_FRAGMENT) ) ) return out;

	// form the head
	out.println("<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Transitional//EN\" "
			+ "\"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd\">"
			+ "<html xmlns=\"http://www.w3.org/1999/xhtml\" lang=\"en\" xml:lang=\"en\">" + "  <head>"
			+ "    <meta http-equiv=\"Content-Type\" content=\"text/html; charset=UTF-8\" />");

	out.println("<title>" + rb.getString("insite") + "</title>");
	
	// send the portal set-up head
	String head = (String) req.getAttribute("sakai.html.head");
	if (head != null)
	{
		out.println(head);
	}

	out.println("</head>");

	// Note: we ignore the portal set-up body onload

	// start the body
	out.println("<body>");

	return out;
}

Source File: SkinnableLogin.java From sakai with Educational Community License v2.0

5 votes

public void sendResponse(LoginRenderContext rcontext, HttpServletResponse res,
		String template, String contentType) throws IOException
{
	// headers
	if (contentType == null)
	{
		res.setContentType("text/html; charset=UTF-8");
	}
	else
	{
		res.setContentType(contentType);
	}
	res.addDateHeader("Expires", System.currentTimeMillis()
			- (1000L * 60L * 60L * 24L * 365L));
	res.addDateHeader("Last-Modified", System.currentTimeMillis());
	res.addHeader("Cache-Control", "no-store, no-cache, must-revalidate, max-age=0, post-check=0, pre-check=0");
	res.addHeader("Pragma", "no-cache");

	// get the writer
	PrintWriter out = res.getWriter();

	try
	{
		LoginRenderEngine rengine = rcontext.getRenderEngine();
		rengine.render(template, rcontext, out);
	}
	catch (Exception e)
	{
		throw new RuntimeException("Failed to render template ", e);
	}

}

Source File: AuthnPortal.java From sakai with Educational Community License v2.0

5 votes

protected PrintWriter startResponse(HttpServletResponse res, String title, String skin) throws IOException
{
	// headers
	res.setContentType("text/html; charset=UTF-8");
	res.addDateHeader("Expires", System.currentTimeMillis() - (1000L * 60L * 60L * 24L * 365L));
	res.addDateHeader("Last-Modified", System.currentTimeMillis());
	res.addHeader("Cache-Control", "no-store, no-cache, must-revalidate, max-age=0, post-check=0, pre-check=0");
	res.addHeader("Pragma", "no-cache");

	// get the writer
	PrintWriter out = res.getWriter();

	// form the head
	out.println("<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Transitional//EN\" "
			+ "\"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd\">"
			+ "<html xmlns=\"http://www.w3.org/1999/xhtml\" lang=\"en\" xml:lang=\"en\">" + "  <head>"
			+ "    <meta http-equiv=\"Content-Type\" content=\"text/html; charset=UTF-8\" />");

	// pick the one full portal skin
	if (skin == null) skin = ServerConfigurationService.getString("skin.default");
	String skinRepo = ServerConfigurationService.getString("skin.repo");
	out.println("    <link href=\"" + skinRepo + "/" + skin
			+ "/portal.css\" type=\"text/css\" rel=\"stylesheet\" media=\"all\" />");

	out.println("    <meta http-equiv=\"Content-Style-Type\" content=\"text/css\" />" + "    <title>" + title + "</title>"
			+ "    <script type=\"text/javascript\" language=\"JavaScript\" src=\"" + getScriptPath()
			+ "headscripts.js\"></script>" + "  </head>");

	// start the body
	out.println("<body  marginwidth=\"0\" marginheight=\"0\" topmargin=\"0\" leftmargin=\"0\">");

	return out;
}

Source File: AuthnPortal.java From sakai with Educational Community License v2.0

5 votes

protected PrintWriter startResponse(HttpServletResponse res, String title, String skin) throws IOException
{
	// headers
	res.setContentType("text/html; charset=UTF-8");
	res.addDateHeader("Expires", System.currentTimeMillis() - (1000L * 60L * 60L * 24L * 365L));
	res.addDateHeader("Last-Modified", System.currentTimeMillis());
	res.addHeader("Cache-Control", "no-store, no-cache, must-revalidate, max-age=0, post-check=0, pre-check=0");
	res.addHeader("Pragma", "no-cache");

	// get the writer
	PrintWriter out = res.getWriter();

	// form the head
	out.println("<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Transitional//EN\" "
			+ "\"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd\">"
			+ "<html xmlns=\"http://www.w3.org/1999/xhtml\" lang=\"en\" xml:lang=\"en\">" + "  <head>"
			+ "    <meta http-equiv=\"Content-Type\" content=\"text/html; charset=UTF-8\" />");

	// pick the one full portal skin
	if (skin == null) skin = ServerConfigurationService.getString("skin.default");
	String skinRepo = ServerConfigurationService.getString("skin.repo");
	out.println("    <link href=\"" + skinRepo + "/" + skin
			+ "/portal.css\" type=\"text/css\" rel=\"stylesheet\" media=\"all\" />");

	out.println("    <meta http-equiv=\"Content-Style-Type\" content=\"text/css\" />" + "    <title>" + title + "</title>"
			+ "    <script type=\"text/javascript\" language=\"JavaScript\" src=\"" + getScriptPath()
			+ "headscripts.js\"></script>" + "  </head>");

	// start the body
	out.println("<body  marginwidth=\"0\" marginheight=\"0\" topmargin=\"0\" leftmargin=\"0\">");

	return out;
}

Source File: Http2JettyServlet.java From tutorials with MIT License

5 votes

@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
    response.addHeader("Cache-control", "no-store, no-cache, must-revalidate");
    response.addDateHeader("Last-Modified", 0);
    response.addDateHeader("Expires", 0);

    String requestPath = request.getRequestURI();
    InputStream input = getServletContext().getResourceAsStream(requestPath);
    OutputStream output = response.getOutputStream();
    byte[] buffer = new byte[1024];
    int read;
    while ((read = input.read(buffer)) >= 0) {
        output.write(buffer, 0, read);            
    }
}

Source File: LtiController.java From lams with GNU General Public License v2.0

4 votes

/**
    * Starts a lesson. Then prompts to learnerMonitor page or autosubmitForm (in case of ContentItemSelectionRequest).
    */
   @RequestMapping("/startLesson")
   public String startLesson(HttpServletRequest request, HttpServletResponse response) throws IOException,
    UserAccessDeniedException, RepositoryCheckedException, UserInfoValidationException, UserInfoFetchException {
Integer userId = getUser().getUserID();
User user = getRealUser(getUser());

String consumerKey = request.getParameter(LtiUtils.OAUTH_CONSUMER_KEY);
String resourceLinkId = request.getParameter(BasicLTIConstants.RESOURCE_LINK_ID);
String title = request.getParameter(CentralConstants.PARAM_TITLE);
String desc = request.getParameter(CentralConstants.PARAM_DESC);
String ldIdStr = request.getParameter(CentralConstants.PARAM_LEARNING_DESIGN_ID);
String extCourseId = request.getParameter(BasicLTIConstants.CONTEXT_ID);
Integer organisationId = WebUtil.readIntParam(request, CentralConstants.ATTR_COURSE_ID);
boolean enableLessonIntro = WebUtil.readBooleanParam(request, "enableLessonIntro", false);

//only monitors are allowed to create lesson
if (!securityService.isGroupMonitor(organisationId, userId, "add lesson", false)) {
    response.sendError(HttpServletResponse.SC_FORBIDDEN, "User is not a monitor in the organisation");
    return null;
}

ExtServer extServer = integrationService.getExtServer(consumerKey);
Organisation organisation = monitoringService.getOrganisation(organisationId);

// 1. init lesson
Boolean liveEditEnabled = extServer.getLiveEditEnabled() == null ? false : extServer.getLiveEditEnabled();
Lesson lesson = monitoringService.initializeLesson(title, desc, new Long(ldIdStr),
	organisation.getOrganisationId(), user.getUserId(), null, false, enableLessonIntro,
	extServer.getLearnerPresenceAvailable(), extServer.getLearnerImAvailable(), liveEditEnabled,
	extServer.getEnableLessonNotifications(), extServer.getForceLearnerRestart(),
	extServer.getAllowLearnerRestart(), extServer.getGradebookOnComplete(), null, null);
Long lessonId = lesson.getLessonId();
// 2. create lessonClass for lesson
List<User> staffList = new LinkedList<>();
staffList.add(user);
List<User> learnerList = new LinkedList<>();
Vector<User> learnerVector = userManagementService
	.getUsersFromOrganisationByRole(organisation.getOrganisationId(), Role.LEARNER, true);
learnerList.addAll(learnerVector);
monitoringService.createLessonClassForLesson(lessonId, organisation, organisation.getName() + "Learners",
	learnerList, organisation.getName() + "Staff", staffList, user.getUserId());
// 3. start lesson
monitoringService.startLesson(lessonId, user.getUserId());
// store information which extServer has started the lesson

/*
 * Blackboard sends a resource link ID which corresponds to a content space and not the LAMS lesson which is
 * being created.
 * If we map the received ID to a newly created lesson right now, then we can not create another lesson for this
 * content space. It is because we receive the content space ID which is already mapped to a lesson and we
 * display the lesson instead of authoring interface.
 * The real ID is only received when an user enters the lesson and only then we can create the mapping.
 *
 * BUT if there is another integration client which does not use deep linking and sends proper resource link ID
 * right away, then this may need adjusting.
 */
integrationService.createExtServerLessonMap(lessonId, extServer);

integrationService.addUsersUsingMembershipService(extServer, lessonId, extCourseId, resourceLinkId);

//support for ContentItemSelectionRequest
String ltiMessageType = request.getParameter(BasicLTIConstants.LTI_MESSAGE_TYPE);
String contentItemReturnUrl = request.getParameter(LtiUtils.CONTENT_ITEM_RETURN_URL);
if (LtiUtils.LTI_MESSAGE_TYPE_CONTENTITEMSELECTIONREQUEST.equals(ltiMessageType)) {
    String opaqueTCData = request.getParameter("data");

    // Get the post data for the placement
    String returnValues = postLaunchHTML(extServer, lesson, contentItemReturnUrl, opaqueTCData);

    response.setContentType("text/html; charset=UTF-8");
    response.setCharacterEncoding("utf-8");
    response.addDateHeader("Expires", System.currentTimeMillis() - (1000L * 60L * 60L * 24L * 365L));
    response.addDateHeader("Last-Modified", System.currentTimeMillis());
    response.addHeader("Cache-Control",
	    "no-store, no-cache, must-revalidate, max-age=0, post-check=0, pre-check=0");
    response.addHeader("Pragma", "no-cache");
    ServletOutputStream out = response.getOutputStream();

    out.println("<!DOCTYPE html>");
    out.println("<html xmlns=\"http://www.w3.org/1999/xhtml\" lang=\"en\" xml:lang=\"en\">");
    out.println("<html>\n<head>");
    out.println("<meta http-equiv=\"Content-Type\" content=\"text/html; charset=UTF-8\" />");
    out.println("</head>\n<body>");
    out.println(returnValues);
    out.println("</body>\n</html>");

    return null;

    //regular BasicLTI request
} else {
    //set roles to contain monitor so that the user can see monitor link
    String redirectURL = "redirect:/lti/learnerMonitor.do";
    redirectURL = WebUtil.appendParameterToURL(redirectURL, LtiUtils.OAUTH_CONSUMER_KEY, consumerKey);
    redirectURL = WebUtil.appendParameterToURL(redirectURL, BasicLTIConstants.RESOURCE_LINK_ID, resourceLinkId);
    redirectURL = WebUtil.appendParameterToURL(redirectURL, BasicLTIConstants.CONTEXT_ID, extCourseId);
    return redirectURL;
}
   }

Source File: JCacheFilter.java From commons-jcs with Apache License 2.0

4 votes

@Override
public void doFilter(final ServletRequest servletRequest, final ServletResponse servletResponse, final FilterChain filterChain) throws IOException, ServletException
{
    boolean gzip = false;
    if (HttpServletRequest.class.isInstance(servletRequest))
    {
        final Enumeration<String> acceptEncoding = HttpServletRequest.class.cast(servletRequest).getHeaders("Accept-Encoding");
        while (acceptEncoding != null && acceptEncoding.hasMoreElements())
        {
            if ("gzip".equals(acceptEncoding.nextElement()))
            {
                gzip = true;
                break;
            }
        }
    }

    final HttpServletResponse httpServletResponse = HttpServletResponse.class.cast(servletResponse);
    checkResponse(httpServletResponse);

    final PageKey key = new PageKey(key(servletRequest), gzip);
    Page page = cache.get(key);
    if (page == null)
    {
        final ByteArrayOutputStream baos = new ByteArrayOutputStream();
        final InMemoryResponse response;
        if (gzip)
        {
            response = new InMemoryResponse(httpServletResponse, new GZIPOutputStream(baos));
        }
        else
        {
            response = new InMemoryResponse(httpServletResponse, baos);
        }
        filterChain.doFilter(servletRequest, response);
        response.flushBuffer();

        page = new Page(
                response.getStatus(),
                response.getContentType(),
                response.getContentLength(),
                response.getCookies(),
                response.getHeaders(),
                baos.toByteArray());
        cache.put(key, page);
    }

    if (page.status == SC_OK) {
        checkResponse(httpServletResponse);

        if (gzip)
        {
            httpServletResponse.setHeader("Content-Encoding", "gzip");
        }

        httpServletResponse.setStatus(page.status);
        if (page.contentType != null)
        {
            httpServletResponse.setContentType(page.contentType);
        }
        if (page.contentLength > 0)
        {
            httpServletResponse.setContentLength(page.contentLength);
        }
        for (final Cookie c : page.cookies)
        {
            httpServletResponse.addCookie(c);
        }
        for (final Map.Entry<String, List<Serializable>> entry : page.headers.entrySet())
        {
            for (final Serializable value : entry.getValue())
            {
                if (Integer.class.isInstance(value))
                {
                    httpServletResponse.addIntHeader(entry.getKey(), Integer.class.cast(value));
                }
                else if (String.class.isInstance(value))
                {
                    httpServletResponse.addHeader(entry.getKey(), String.class.cast(value));
                }
                else if (Long.class.isInstance(value))
                {
                    httpServletResponse.addDateHeader(entry.getKey(), Long.class.cast(value));
                }
            }
        }
        httpServletResponse.setContentLength(page.out.length);
        final BufferedOutputStream bos = new BufferedOutputStream(httpServletResponse.getOutputStream());
        if (page.out.length != 0)
        {
            bos.write(page.out);
        }
        else
        {
            bos.write(new byte[0]);
        }
        bos.flush();
    }
}

Source File: ClientCacheTemplate.java From n2o-framework with Apache License 2.0

4 votes

protected void setLastModified(HttpServletRequest req, HttpServletResponse resp, long lastModified) {
    resp.addDateHeader(LAST_MODIFIED, lastModified);
}

Java Code Examples for javax.servlet.http.HttpServletResponse#addDateHeader()