Example usage for javax.servlet.http HttpServletResponse getOutputStream

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

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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:org.shredzone.commons.view.impl.ViewContextImpl.java

@Override
@SuppressWarnings("unchecked")
public <T> T getValueOfType(Class<T> type) throws ViewContextException {
    if (typedValueMap.containsKey(type)) {
        return (T) typedValueMap.get(type);
    }//from ww  w  .j ava 2  s  .  c  o  m

    if (type.isAssignableFrom(HttpServletRequest.class)) {
        return (T) req;
    }

    if (type.isAssignableFrom(HttpSession.class)) {
        return (T) req.getSession();
    }

    if (type.isAssignableFrom(Locale.class)) {
        return (T) req.getLocale();
    }

    if (type.isAssignableFrom(OutputStream.class)) {
        try {
            HttpServletResponse resp = getValueOfType(HttpServletResponse.class);
            return (T) resp.getOutputStream();
        } catch (IOException ex) {
            throw new ViewContextException("Could not get OutputStream", ex);
        }
    }

    if (type.isAssignableFrom(PrintWriter.class)) {
        try {
            HttpServletResponse resp = getValueOfType(HttpServletResponse.class);
            return (T) resp.getWriter();
        } catch (IOException ex) {
            throw new ViewContextException("Could not get Writer", ex);
        }
    }

    if (type.isAssignableFrom(InputStream.class)) {
        try {
            return (T) req.getInputStream();
        } catch (IOException ex) {
            throw new ViewContextException("Could not get InputStream", ex);
        }
    }

    if (type.isAssignableFrom(BufferedReader.class)) {
        try {
            return (T) req.getReader();
        } catch (IOException ex) {
            throw new ViewContextException("Could not get Reader", ex);
        }
    }

    throw new ViewContextException("No value for type " + type.getName());
}

From source file:com.gu.management.logging.Log4JManagerServlet.java

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

    response.setContentType("text/html");
    OutputStreamWriter fileWriter = new OutputStreamWriter(response.getOutputStream());

    fileWriter.write(MANAGEMENT_PAGE_HEAD);

    @SuppressWarnings({ "unchecked" })
    List<Logger> loggers = sortLoggers(LogManager.getCurrentLoggers());

    for (Logger logger : loggers) {
        fileWriter.write(String.format(LOGGER_TABLE_ROW, logger.getName(), generateOptionsFor(logger),
                logger.getEffectiveLevel()));
    }/*from w  w  w .  ja  v a  2s.  c o m*/

    fileWriter.write(MANAGEMENT_PAGE_FOOT);

    fileWriter.flush();
}

From source file:com.anuz.dummyclient.controller.ContentController.java

@RequestMapping(value = "files/{directory}/{fileName}", method = RequestMethod.GET)
public void image(@PathVariable("directory") String directory, @PathVariable("fileName") String fileName,
        @RequestHeader HttpHeaders headers, HttpServletResponse response) {
    try {//from w w  w  . ja v  a2  s .com
        logger.info(fileName);

        File file = new File(CONSTANT.CONTENTS + directory + "/" + fileName);
        Files.copy(file.toPath(), response.getOutputStream());

    } catch (IOException ex) {
        logger.info("Image not found");
        logger.debug(ex.getMessage());
    }
}

From source file:com.hp.autonomy.frontend.find.core.view.ViewController.java

@RequestMapping(value = VIEW_DOCUMENT_PATH, method = RequestMethod.GET)
public void viewDocument(@RequestParam(REFERENCE_PARAM) final String reference,
        @RequestParam(DATABASE_PARAM) final S database,
        @RequestParam(value = HIGHLIGHT_PARAM, required = false) final String highlightExpression,
        final HttpServletResponse response) throws E, IOException {
    response.setContentType(MediaType.TEXT_HTML_VALUE);
    ViewContentSecurityPolicy.addContentSecurityPolicy(response);
    viewServerService.viewDocument(reference, database, highlightExpression, response.getOutputStream());
}

From source file:org.openxdata.server.servlet.FormDownloadServlet.java

private void downloadUsers(HttpServletRequest request, HttpServletResponse response) throws IOException {
    formDownloadService.downloadUsers(response.getOutputStream(),
            request.getParameter(OpenXDataConstants.REQUEST_PARAM_USER_SERIALIZER));
}

From source file:com.sample.RSSAdapterResource.java

public void execute(HttpUriRequest req, HttpServletResponse resultResponse)
        throws ClientProtocolException, IOException, IllegalStateException, SAXException {
    HttpResponse RSSResponse = client.execute(host, req);
    ServletOutputStream os = resultResponse.getOutputStream();
    if (RSSResponse.getStatusLine().getStatusCode() == HttpStatus.SC_OK) {
        resultResponse.addHeader("Content-Type", "application/json");
        String json = XML.toJson(RSSResponse.getEntity().getContent());
        os.write(json.getBytes(Charset.forName("UTF-8")));

    } else {/*from w  w w  .j av  a  2 s.co  m*/
        resultResponse.setStatus(RSSResponse.getStatusLine().getStatusCode());
        RSSResponse.getEntity().getContent().close();
        os.write(RSSResponse.getStatusLine().getReasonPhrase().getBytes());
    }
    os.flush();
    os.close();
}

From source file:com.era7.bioinfo.blastxviewer7.server.servlet.UploadBlastAndGetCoverageXMLServlet.java

protected void servletLogic(HttpServletRequest request, HttpServletResponse resp)
        throws javax.servlet.ServletException, java.io.IOException {

    OutputStream out = resp.getOutputStream();

    String temp = request.getParameter(Request.TAG_NAME);

    try {//  ww w  .  j  a  v a 2s .  co  m

        Request myReq = new Request(temp);

        String method = myReq.getMethod();

        if (method.equals(RequestList.UPLOAD_BLAST_AND_GET_COVERAGE_XML_REQUEST)) {

            boolean isMultipart = ServletFileUpload.isMultipartContent(request);

            if (!isMultipart) {
                Response response = new Response();
                response.setError("No file was uploaded");
                out.write(response.toString().getBytes());
            } else {

                System.out.println("all controls passed!!");

                FileItem fileItem = FileUploadUtilities.getFileItem(request);
                InputStream uploadedStream = fileItem.getInputStream();
                BufferedReader inBuff = new BufferedReader(new InputStreamReader(uploadedStream));
                String line = null;
                StringBuilder stBuilder = new StringBuilder();
                while ((line = inBuff.readLine()) != null) {
                    //System.out.println("line = " + line);
                    stBuilder.append(line);
                }

                System.out.println("before blastExporter");

                String resultExport = BlastExporter
                        .exportBlastXMLtoIsotigsCoverage(new BlastOutput(stBuilder.toString()));

                //System.out.println("resultExport = " + resultExport);

                uploadedStream.close();

                System.out.println("after blastexporter");

                String responseSt = "<response status=\"" + Response.SUCCESSFUL_RESPONSE + "\" method=\""
                        + RequestList.UPLOAD_BLAST_AND_GET_COVERAGE_XML_REQUEST + "\" >\n" + resultExport
                        + "\n</response>";

                System.out.println("writing response");

                resp.setContentType("text/html");

                byte[] byteArray = responseSt.getBytes();
                out.write(byteArray);
                resp.setContentLength(byteArray.length);

                System.out.println("doneee!!");

            }

        } else {
            Response response = new Response();
            response.setError("There is no such method");
            out.write(response.toString().getBytes());

        }

    } catch (Exception e) {
        e.printStackTrace();
    }

}

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

@Override
protected void doDelete(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    String repositoryPath = null;
    final OutputStream out = response.getOutputStream();
    try {/*  w w w.j a v a2 s  .  c  o  m*/
        repositoryPath = extractRepositoryPath(request);
        IEntity entity = getEntity(repositoryPath, request);
        if (entity != null) {
            getRepository(request).removeResource(repositoryPath);
        }
    } 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:edu.usu.sdl.openstorefront.web.action.BaseAction.java

protected Resolution streamResults(Object data) {
    return new StreamingResolution(MediaType.APPLICATION_JSON) {

        @Override/*from  w ww .  ja v  a 2 s  .co  m*/
        protected void stream(HttpServletResponse response) throws Exception {
            objectMapper.writeValue(response.getOutputStream(), data);
        }
    };
}

From source file:DeleteClobFromServlet.java

public void doGet(HttpServletRequest request, HttpServletResponse response)
        throws IOException, ServletException {
    Connection conn = null;/* ww w.  j av  a 2s  .c  o m*/
    PreparedStatement pstmt = null;
    String id = "0001";
    ServletOutputStream out = response.getOutputStream();
    response.setContentType("text/html");
    out.println("<html><head><title>Delete CLOB Record</title></head>");

    try {
        conn = getHSQLConnection();
        pstmt = conn.prepareStatement("delete from DataFiles where id = ?");
        pstmt.setString(1, id);
        pstmt.executeUpdate();
        out.println("<body><h4>deleted CLOB record with id=" + id + "</h4></body></html>");
    } catch (Exception e) {
        out.println("<body><h1>Error=" + e.getMessage() + "</h1></body></html>");
    } finally {
        try {
            pstmt.close();
            conn.close();
        } catch (SQLException e) {
            e.printStackTrace();
        }
    }
}