Example usage for javax.servlet.http HttpServletResponse getOutputStream

Introduction

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

Prototype

public ServletOutputStream getOutputStream() throws IOException;

Source Link

Document

Returns a ServletOutputStream suitable for writing binary data in the response.

Usage

From source file:com.nominanuda.hyperapi.HttpClientHyperApiFactoryTest.java

@Test
public void testE() throws Exception {
    startServer(12000, new AbstractHandler() {
        public void handle(String uri, Request arg1, HttpServletRequest req, HttpServletResponse resp)
                throws IOException, ServletException {
            IOHelper io = new IOHelper();
            io.pipe(req.getInputStream(), resp.getOutputStream(), false, false);
        }// www .j a  va 2 s.  c o m
    });
    HttpCoreHelper httpCoreHelper = new HttpCoreHelper();
    HttpClient client = httpCoreHelper.createClient(10, 100000000, 100000000);
    HttpClientHyperApiFactory f = new HttpClientHyperApiFactory();
    f.setHttpClient(client);
    f.setUriPrefix("http://localhost:12000");
    TestHyperApi api = f.getInstance("", TestHyperApi.class);
    DataObject foo = new DataObjectImpl();
    foo.put("foo", "FOO");
    DataObject result = api.putFoo("BAR", "BAZ", foo);
    Assert.assertEquals("FOO", result.get("foo"));
}

From source file:edu.emory.library.tast.database.graphs.GraphsServlet.java

protected void doGet(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {

    HttpSession session = request.getSession();
    OutputStream stream = response.getOutputStream();

    int width = Integer.parseInt(request.getParameter("width"));
    int height = Integer.parseInt(request.getParameter("height"));

    JFreeChart chart = (JFreeChart) session.getAttribute(GraphsBean.SESSION_KEY_GRAPH);

    if (chart == null) {
        response.encodeRedirectURL("../../images/blank.png");
        return;/*from  ww w. j  a v  a2s.c  o m*/
    }

    response.setHeader("Cache-Control", "no-cache");
    response.setHeader("Cache-Control", "max-age=0");
    response.setHeader("Pragma", "no-cache");
    response.setDateHeader("Expires", 0);

    response.setContentType("image/png");
    ChartUtilities.writeChartAsPNG(stream, chart, width, height);

}

From source file:com.thinkgem.jeesite.modules.sso.web.IndexController.java

/**
 * ?? ???/*from  w w w .j  a v a2s.  c  om*/
 */
@Login(action = Action.Skip)
@ResponseBody
@RequestMapping("/verify")
public void verify(HttpServletResponse response) {
    try {
        String verifyCode = CaptchaUtil.outputImage(response.getOutputStream());
        System.out.println("??:" + verifyCode);
    } catch (IOException e) {
        e.printStackTrace();
    }
}

From source file:com.lixiaocong.rest.FileController.java

@RequestMapping(value = "/imagecode")
public void imagecode(HttpSession session, HttpServletResponse response) throws IOException {
    response.setContentType("image/png");
    OutputStream os = response.getOutputStream();
    ImageIO.write(codeService.getImage(session), "png", os);
}

From source file:net.sourceforge.fenixedu.presentationTier.Action.externalServices.ISTConnectDA.java

private void writeJSONObject(HttpServletResponse response, final JSONArray jsonObject) throws IOException {
    final ServletOutputStream outputStream = response.getOutputStream();
    outputStream.write(jsonObject.toJSONString().getBytes());
    outputStream.close();/*  w  ww.j  a  v a2  s.  c o m*/
}

From source file:info.magnolia.cms.servlets.ResourceDispatcher.java

/**
 * Send data as is.//ww w  .j ava  2  s  .  c  om
 *
 * @param is  Input stream for the resource
 * @param res HttpServletResponse as received by the service method
 * @throws IOException standard servlet exception
 */
private void sendUnCompressed(InputStream is, HttpServletResponse res) throws IOException {
    ServletOutputStream os = res.getOutputStream();
    byte[] buffer = new byte[8192];
    int read = 0;
    while ((read = is.read(buffer)) > 0) {
        os.write(buffer, 0, read);
    }
    os.flush();
    IOUtils.closeQuietly(os);
}

From source file:com.netflix.hystrix.dashboard.stream.EurekaInfoServlet.java

protected void doGet(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {

    String uri = request.getParameter("url");
    if (uri == null || "".equals(uri))
        response.getOutputStream().write("Error. You need supply a valid eureka URL ".getBytes());

    try {/*w  ww  .j av  a2s  .  c o  m*/
        response.setContentType("application/xml");
        response.setHeader("Content-Encoding", "gzip");
        IOUtils.copy(UrlUtils.readXmlInputStream(uri), response.getOutputStream());
    } catch (Exception e) {
        response.getOutputStream()
                .write(("Error. You need supply a valid eureka URL. Ex: " + e + "").getBytes());
    }

}

From source file:com.katropine.oauth.LogoutImpl.java

@Override
public void onLogoutSuccess(HttpServletRequest paramHttpServletRequest,
        HttpServletResponse paramHttpServletResponse, Authentication paramAuthentication)
        throws IOException, ServletException {
    removeaccess(paramHttpServletRequest);
    paramHttpServletResponse.getOutputStream().write("\n\tYou Have Logged Out successfully.".getBytes());

}

From source file:de.perdoctus.synology.jdadapter.controller.JdAdapter.java

@RequestMapping(value = "/crossdomain.xml", method = RequestMethod.GET)
public void allowCrossdomain(final HttpServletResponse resp) throws IOException {
    final OutputStream response = resp.getOutputStream();
    final InputStream input = getClass().getResourceAsStream("/crossdomain.xml");
    StreamUtils.copyThenClose(input, response);
}

From source file:com.haulmont.cuba.web.controllers.FileDownloadController.java

protected void downloadFromMiddlewareAndWriteResponse(FileDescriptor fd, HttpServletResponse response)
        throws IOException {
    ServletOutputStream os = response.getOutputStream();
    try (InputStream is = fileLoader.openStream(fd)) {
        IOUtils.copy(is, os);/*from   w  w w .  j  ava  2s. c  o  m*/
        os.flush();
    } catch (FileStorageException e) {
        log.error("Unable to load file from middleware", e);
        error(response);
    }
}