Example usage for javax.servlet.http HttpServletResponse getOutputStream

List of usage examples for javax.servlet.http HttpServletResponse getOutputStream

  1. HOME
  2. Java
  3. javax
  4. javax.servlet.http.*
  5. HttpServletResponse
  6. 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.kelveden.rastajax.servlet.DefaultHtmlServlet.java

private void writeRepresentationToResponse(Set<FlatResource> representation, HttpServletResponse httpResponse)
        throws IOException {

    httpResponse.setContentType("text/html; charset=utf8");

    final OutputStream outputStream = httpResponse.getOutputStream();
    final PrintStream printStream = new PrintStream(outputStream);

    printStream.println("<html>");
    printStream.println("<body>");
    printStream.println("<head>");
    printStream.println("<style type=\"text/css\">");
    printStream.println("* { font-size:10px; }");
    printStream.println("table { border-width: 1px; border-collapse: collapse; margin-left: 10px; }");
    printStream.println("table th { border: 1px solid; padding: 4px; background-color: #dedede; }");
    printStream.println("table td { border: 1px solid; padding: 4px; }");
    printStream.println("</style>");
    printStream.println("</head>");

    for (FlatResource resource : representation) {
        writeResource(resource, printStream);
    }//w w w .ja  va 2  s  . c  o  m

    printStream.println("</body>");
    printStream.println("</html>");

    printStream.flush();
}

From source file:com.sap.dirigible.runtime.registry.RepositoryServlet.java

@Override
protected void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {

    String repositoryPath = null;
    final OutputStream out = response.getOutputStream();
    try {//www  . j av  a 2 s.c o m
        repositoryPath = extractRepositoryPath(request);
        IEntity entity = getEntity(repositoryPath, request);
        byte[] data;
        if (entity == null) {
            ByteArrayOutputStream buff = new ByteArrayOutputStream();
            IOUtils.copy(request.getInputStream(), buff);
            data = buff.toByteArray();
            String contentType = request.getContentType();
            if (contentType == null) {
                contentType = "text/plain"; //$NON-NLS-1$
            }
            boolean isBinary = ContentTypeHelper.isBinary(contentType);
            getRepository(request).createResource(repositoryPath, data, isBinary, contentType);
        } else {
            if (entity instanceof IResource) {
                response.sendError(HttpServletResponse.SC_BAD_REQUEST,
                        THERE_IS_AN_EXISTING_RESOURCE_AT_THE_SAME_LOCATION_USE_PUT_METHOD_FOR_UPDATE);
            } else if (entity instanceof ICollection) {
                response.sendError(HttpServletResponse.SC_BAD_REQUEST,
                        THERE_IS_AN_EXISTING_COLLECTION_AT_THE_SAME_LOCATION);
            }
        }
    } catch (IllegalArgumentException ex) {
        logger.error(String.format(REQUEST_PROCESSING_FAILED_S, repositoryPath) + ex.getMessage());
        response.sendError(HttpServletResponse.SC_BAD_REQUEST, ex.getMessage());
    } catch (MissingResourceException ex) {
        logger.error(String.format(REQUEST_PROCESSING_FAILED_S, repositoryPath) + ex.getMessage());
        response.sendError(HttpServletResponse.SC_NO_CONTENT, ex.getMessage());
    } finally {
        out.flush();
        out.close();
    }

}

From source file:com.seleniumtests.it.driver.support.server.PageServlet.java

/**
  * Allow downloading of files in upload folder
  *//*from  w ww  .  j a  va  2s . com*/
protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
    try {
        if (this.resourceFile.endsWith(".css")) {
            resp.addHeader("Content-Type", "text/css ");
        }
        IOUtils.copy(getClass().getResourceAsStream(this.resourceFile), resp.getOutputStream());
    } catch (IOException e) {
        resp.sendError(HttpServletResponse.SC_BAD_REQUEST, "Error while handling request: " + e.getMessage());
    }
}

From source file:org.inbio.ait.web.ajax.controller.ExportCsvController.java

private ModelAndView writeReponse(HttpServletRequest request, HttpServletResponse response,
        List<Specimen> specimens) throws Exception {

    response.setCharacterEncoding("ISO-8859-1");
    response.setContentType("text/html");
    ServletOutputStream out = response.getOutputStream();

    //String documento = "";
    StringBuilder documento = new StringBuilder();
    documento.append(//w  w w  .  j  a v  a 2 s. co  m
            "<table class=\"contacts\" cellspacing=\"0\"><tr><th class=\"species\">Nombre cientfico</th><th class=\"species\">Longitud</th><th class=\"species\">Latitud</th><th class=\"species\"># de catlogo</th><th class=\"species\">Institucin</th>");

    for (Specimen s : specimens) {
        documento.append("<tr>");
        documento.append("<td class=\"contact\">" + s.getScientificname() + "</td>");
        documento.append("<td class=\"contact\">" + s.getDecimallongitude() + "</td>");
        documento.append("<td class=\"contact\">" + s.getDecimallatitude() + "</td>");
        documento.append("<td class=\"contact\">" + s.getCatalognumber() + "</td>");
        documento.append("<td class=\"contact\">" + s.getInstitutioncode() + "</td>");
        documento.append("<tr>");
    }
    documento.append("</table>");

    out.println(documento.toString());
    out.flush();
    out.close();

    return null;
}

From source file:org.inbio.ait.web.ajax.controller.SelectAllController.java

private ModelAndView writeReponse(HttpServletRequest request, HttpServletResponse response, List<Polygon> pList)
        throws Exception {

    response.setCharacterEncoding("ISO-8859-1");
    response.setContentType("text/xml");
    // Binary output
    ServletOutputStream out = response.getOutputStream();

    if (pList != null) {
        StringBuilder result = new StringBuilder();
        result.append("<?xml version='1.0' encoding='ISO-8859-1'?><response>");
        for (Polygon p : pList) {
            result.append("<polygon><id>" + p.getId() + "</id>");
            result.append("<name>" + p.getName() + "</name></polygon>");
        }/*from w ww  .  j a  v a 2  s .com*/
        result.append("</response>");
        out.println(result.toString());
    }

    out.flush();
    out.close();

    return null;
}

From source file:org.shredzone.cilla.plugin.sitemap.SitemapView.java

/**
 * Renders a sitemap of all pages./*from  w  w w .  ja v  a  2  s. c o m*/
 */
@View(pattern = "/sitemap.xml.gz", name = "sitemap")
public void sitemapView(HttpServletRequest req, HttpServletResponse resp) throws ViewException {
    try {
        resp.setContentType("text/xml");
        resp.setHeader("Content-Encoding", "gzip");

        try (GZIPOutputStream go = new GZIPOutputStream(resp.getOutputStream())) {
            SitemapWriter writer = new SitemapWriter(go);

            writer.writeHeader();
            writeHome(writer);
            writePages(writer);
            writer.writeFooter();
            writer.flush();

            go.finish();
        }
    } catch (IOException ex) {
        throw new ViewException(ex);
    }
}

From source file:com.collective.celos.servlet.JSONWorkflowListServlet.java

protected void doGet(HttpServletRequest req, HttpServletResponse res) throws ServletException {
    try {/*w ww . j a  v  a2s.c o m*/
        Scheduler sch = getOrCreateCachedScheduler();
        WorkflowConfiguration cfg = sch.getWorkflowConfiguration();
        ObjectNode object = createJSONObject(cfg);
        writer.writeValue(res.getOutputStream(), object);
    } catch (Exception e) {
        throw new ServletException(e);
    }
}

From source file:org.openqa.grid.internal.listener.CommandListenerTest.java

@Test
public void canModifyResponseWithListener() throws IOException {
    Registry registry = Registry.newInstance();
    registry.add(new MyRemoteProxy(req, registry));

    RequestHandler req = GridHelper.createNewSessionHandler(registry, app1);
    req.process();/*from  w w w .  ja  va2 s  . c om*/
    TestSession session = req.getSession();

    // Mock the request so it seems like a new session
    SeleniumBasedRequest request = mock(SeleniumBasedRequest.class);
    when(request.getRequestURI()).thenReturn("session");
    when(request.getServletPath()).thenReturn("session");
    when(request.getContextPath()).thenReturn("");
    when(request.getMethod()).thenReturn("GET");

    Enumeration<String> strings = Collections.emptyEnumeration();
    when(request.getHeaderNames()).thenReturn(strings);

    HttpServletResponse response = mock(HttpServletResponse.class);
    ServletOutputStream stream = mock(ServletOutputStream.class);
    when(response.getOutputStream()).thenReturn(stream);

    session.forward(request, response, true);

    // When the output stream is being written back to the remote, it should
    // only contain the bits we modified in
    // MyRemoteProxy's afterCommand method
    verify(stream).write(responseBytes);
}

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 {/*from w w w.jav a2 s  .co  m*/
        (prettyPrint ? mapper.writerWithDefaultPrettyPrinter() : mapper.writer()).writeValue(output, registry);
    } finally {
        output.close();
    }
}

From source file:org.opengeo.gsr.core.controller.ImageResourceController.java

protected void writeImageData(File imageFile, HttpServletResponse response) throws IOException {
    InputStream is = null;//from   w w w . ja  v  a 2 s  . c om
    OutputStream os = null;
    try {
        is = new FileInputStream(imageFile);
        os = response.getOutputStream();
        IOUtils.copy(is, os);
    } finally {
        IOUtils.closeQuietly(is);
        IOUtils.closeQuietly(os);
    }
}