Example usage for javax.servlet.http HttpServletResponse setHeader

Introduction

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

Prototype

public void setHeader(String name, String value);

Source Link

Document

Sets a response header with the given name and value.

Usage

From source file:org.wte4j.examples.showcase.server.services.GwtOrderServiceServlet.java

private void sendDocument(File file, HttpServletResponse resp) throws IOException {
    resp.setContentType(DOCUMENT_CONTENT_TYPE);
    resp.setHeader("Content-Disposition", "attachment; filename=\"" + file.getName());
    Files.copy(file, resp.getOutputStream());
}

From source file:org.zalando.stups.stupsback.admin.SimpleCORSFilter.java

@Override
public void doFilter(ServletRequest req, ServletResponse res, FilterChain chain)
        throws IOException, ServletException {

    HttpServletRequest request = (HttpServletRequest) req;
    HttpServletResponse response = (HttpServletResponse) res;

    //TODO, restrict origin in production
    response.setHeader("Access-Control-Allow-Origin", request.getHeader("Origin"));
    response.setHeader("Access-Control-Allow-Credentials", "true");
    response.setHeader("Access-Control-Allow-Methods", "POST, GET, OPTIONS, DELETE");
    response.setHeader("Access-Control-Max-Age", "3600");
    response.setHeader("Access-Control-Allow-Headers", "Content-Type, Accept, X-Requested-With, remember-me");

    chain.doFilter(req, res);/*  w  w w .j  a v a2  s .  c  o  m*/
}

From source file:org.craftercms.core.controller.rest.ContentStoreRestController.java

private boolean checkNotModified(long lastModifiedTimestamp, WebRequest request, HttpServletResponse response) {
    response.setHeader(CACHE_CONTROL_HEADER_NAME, MUST_REVALIDATE_HEADER_VALUE);

    return request.checkNotModified(lastModifiedTimestamp);
}

From source file:com.controlj.green.modstat.servlets.ModstatZipServlet.java

@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
    resp.setContentType("application/zip");
    resp.setHeader("Content-disposition", "attachment;filename=modstat.zip");
    try {/* w ww.  j a  v a  2 s.c om*/
        RunnableProgress work = (RunnableProgress) LongRunning.getWork(req);
        if (work == null || work.isAlive() || work.hasError()) {
            throw new Exception("Modstats not gathered yet");
        }

        InputStream in = work.getCache();
        IOUtils.copy(in, resp.getOutputStream());
        resp.getOutputStream().flush();
    } catch (Exception e) {
        resp.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, e.getMessage());
        System.err.println("Add-On Error in " + AddOnInfo.getAddOnInfo().getName());
        e.printStackTrace(new PrintWriter(System.err));
    }
}

From source file:com.enonic.cms.core.tools.LivePortalTraceController.java

private void returnJson(String json, HttpServletResponse res) throws Exception {
    res.setHeader("Content-Type", "application/json; charset=UTF-8");
    res.getWriter().println(json);//from w  w  w  . j a v a 2  s .  c  om
}

From source file:org.vbossica.springbox.metrics.MetricsController.java

@RequestMapping(value = "/metrics/metrics", method = RequestMethod.GET)
public void process(
        @RequestParam(value = "pretty", required = false, defaultValue = "true") boolean prettyPrint,
        HttpServletResponse resp) throws IOException {
    resp.setContentType("application/json");
    resp.setHeader("Cache-Control", "must-revalidate,no-cache,no-store");
    resp.setStatus(HttpServletResponse.SC_OK);

    final OutputStream output = resp.getOutputStream();
    try {/* www .  j  a v  a  2  s  .co m*/
        (prettyPrint ? mapper.writerWithDefaultPrettyPrinter() : mapper.writer()).writeValue(output, registry);
    } finally {
        output.close();
    }
}

From source file:controllers.FreeOptionController.java

@RequestMapping("/getXls")
public void getXls(Map<String, Object> model, HttpServletResponse response) throws Exception {
    response.setContentType("application/octet-stream");
    response.setHeader("Content-Disposition", "attachment; filename=Options.xls");
    freeOptionService.getXls().write(response.getOutputStream());
}

From source file:nl.dtls.fairdatapoint.api.config.ApplicationFilter.java

@Override
public void doFilter(ServletRequest sr, ServletResponse sr1, FilterChain fc)
        throws IOException, ServletException {
    HttpServletResponse response = (HttpServletResponse) sr1;
    HttpServletRequest request = (HttpServletRequest) sr;
    response.setHeader(HttpHeaders.SERVER, "FAIR data point (JAVA)");
    response.setHeader(HttpHeaders.ACCESS_CONTROL_ALLOW_ORIGIN, "*");
    response.setHeader(HttpHeaders.ALLOW, (RequestMethod.GET.name()));
    response.setHeader(HttpHeaders.ACCESS_CONTROL_ALLOW_METHODS, (HttpHeaders.ACCEPT));
    ThreadContext.put("ipAddress", request.getRemoteAddr());
    ThreadContext.put("responseStatus", String.valueOf(response.getStatus()));
    fc.doFilter(sr, sr1);// w w w  .j  av  a 2 s  .c om
    ThreadContext.clearAll();
}

From source file:org.easyj.rest.view.EasyView.java

protected void responsePreventCache(HttpServletResponse response) {
    response.setHeader("Cache-Control", "no-cache"); //HTTP 1.1
    response.setHeader("Pragma", "no-cache"); //HTTP 1.0
    response.setDateHeader("Expires", 0); //prevents caching at the proxy server
}

From source file:com.adito.core.MessageResourceLoaderServlet.java

private void sendFile(InputStream in, long length, HttpServletResponse response) throws IOException {
    response.setHeader("Content-Type", "text/plain");
    response.setHeader("Content-Length", String.valueOf(length));
    response.setContentLength((int) length);
    Util.noCache(response);/*from   w  w  w .  j a va  2 s.  co  m*/
    try {
        Util.copy(in, response.getOutputStream());
        response.getOutputStream().flush();
    } catch (IOException ex) {
    } finally {
        Util.closeStream(in);
        Util.closeStream(response.getOutputStream());
    }

}