Example usage for javax.servlet ServletOutputStream write

List of usage examples for javax.servlet ServletOutputStream write

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Introduction

In this page you can find the example usage for javax.servlet ServletOutputStream write.

Prototype

public void write(byte b[], int off, int len) throws IOException

Source Link

Document

Writes len bytes from the specified byte array starting at offset off to this output stream.

Usage

From source file:edu.cornell.mannlib.vitro.webapp.filestorage.serving.FileServingServlet.java

@Override
protected void doGet(HttpServletRequest rawRequest, HttpServletResponse response)
        throws ServletException, IOException {
    VitroRequest request = new VitroRequest(rawRequest);

    // Use the alias URL to get the URI of the bytestream object.
    String path = request.getServletPath() + request.getPathInfo();
    log.debug("Path is '" + path + "'");

    /*//  w w w.  j av a 2s .  c  o  m
     * Get the mime type and an InputStream from the file. If we can't, use
     * the dummy image file instead.
     */
    InputStream in;
    String mimeType = null;
    try {
        FileInfo fileInfo = figureFileInfo(request.getWebappDaoFactory(), path);
        mimeType = fileInfo.getMimeType();

        String actualFilename = findAndValidateFilename(fileInfo, path);

        in = openImageInputStream(fileInfo, actualFilename);
    } catch (FileServingException e) {
        log.info("Failed to serve the file at '" + path + "' -- " + e);
        in = openMissingLinkImage(request);
        mimeType = "image/png";
    } catch (Exception e) {
        log.warn("Failed to serve the file at '" + path + "' -- " + e);
        in = openMissingLinkImage(request);
        mimeType = "image/png";
    }

    /*
     * Everything is ready. Set the status and the content type, and send
     * the image bytes.
     */
    response.setStatus(SC_OK);

    if (mimeType != null) {
        response.setContentType(mimeType);
    }

    ServletOutputStream out = null;
    try {
        out = response.getOutputStream();
        byte[] buffer = new byte[8192];
        int howMany;
        while (-1 != (howMany = in.read(buffer))) {
            out.write(buffer, 0, howMany);
        }
    } catch (IOException e) {
        log.warn("Failed to serve the file", e);
    } finally {
        try {
            in.close();
        } catch (Exception e) {
            log.warn("Serving " + request.getRequestURI() + ". Failed to close input stream.", e);
        }
        if (out != null) {
            try {
                out.close();
            } catch (Exception e) {
                log.warn("Serving " + request.getRequestURI() + ". Failed to close output stream.", e);
            }
        }
    }
}

From source file:nz.net.orcon.kanban.controllers.XmlFileController.java

private void generateXml(HttpServletResponse response, String boardId, Collection<Card> cardList)
        throws Exception {
    String xmlFileName = boardId + "-" + Calendar.getInstance().getTime() + ".xml";
    HashMap<String, String> aliases = new HashMap<String, String>();
    aliases.put("Card", "nz.net.orcon.kanban.model.Card");
    xstreamMarshaller.setAliases(aliases);
    XStream xStream = xstreamMarshaller.getXStream();
    xStream.registerConverter(new CardConverter());

    StringBuffer xmlCards = new StringBuffer();
    xmlCards.append("<Cards> \n");
    for (Card card : cardList) {
        xmlCards.append(xStream.toXML(card));
        xmlCards.append("\n");
    }//from ww  w  . j a  va2  s. c  o  m
    xmlCards.append("</Cards>");

    InputStream in = new ByteArrayInputStream(xmlCards.toString().getBytes("UTF-8"));
    ServletOutputStream out = response.getOutputStream();
    response.setContentLength(xmlCards.length());
    response.setHeader("Content-Disposition", "attachment; filename=\"" + xmlFileName + "\"");

    byte[] outputByte = new byte[4096];
    //copy binary content to output stream
    while (in.read(outputByte, 0, 4096) != -1) {
        out.write(outputByte, 0, 4096);
    }
    in.close();
    out.flush();
    out.close();
}

From source file:com.hp.security.jauth.admin.controller.BaseController.java

@RequestMapping("getResource")
public void getResource(String path, HttpServletRequest request, HttpServletResponse response)
        throws IOException, TemplateException {
    if (null != path) {
        if (path.endsWith(".js")) {
            response.setContentType("text/js");
        } else if (path.endsWith(".css")) {
            response.setContentType("text/css");
        } else if (path.endsWith(".gif")) {
            response.setContentType("image/gif");
        } else if (path.endsWith(".jpg") || path.endsWith(".jpeg")) {
            response.setContentType("image/jpeg");
        } else if (path.endsWith(".png")) {
            response.setContentType("image/png");
        } else {/*from   w  w  w  .j a  va 2  s  .  c  o m*/
            response.setContentType("text/html");
        }
        PathMatchingResourcePatternResolver resolver = new PathMatchingResourcePatternResolver();
        Resource resource = resolver.getResource("jauth/resources/" + path);
        ServletOutputStream out = response.getOutputStream();
        InputStream is = resource.getInputStream();
        int read = 0;
        byte[] buffer = new byte[8192];
        while ((read = is.read(buffer)) != -1) {
            out.write(buffer, 0, read);
        }
        out.flush();
        out.close();
    }
}

From source file:org.activiti.app.rest.idm.IdmProfileResource.java

@RequestMapping(value = "/profile-picture", method = RequestMethod.GET)
public void getProfilePicture(HttpServletResponse response) {
    try {/* www  .  ja  va2 s .c o m*/
        Picture picture = identityService.getUserPicture(SecurityUtils.getCurrentUserId());
        response.setContentType(picture.getMimeType());
        ServletOutputStream servletOutputStream = response.getOutputStream();
        BufferedInputStream in = new BufferedInputStream(new ByteArrayInputStream(picture.getBytes()));

        byte[] buffer = new byte[32384];
        while (true) {
            int count = in.read(buffer);
            if (count == -1)
                break;
            servletOutputStream.write(buffer, 0, count);
        }

        // Flush and close stream
        servletOutputStream.flush();
        servletOutputStream.close();
    } catch (Exception e) {
        throw new InternalServerErrorException("Could not get profile picture", e);
    }
}

From source file:com.google.appengine.tools.mapreduce.MapReduceServletTest.java

public void testStaticResources_status() throws Exception {
    HttpServletResponse resp = createMock(HttpServletResponse.class);
    resp.setContentType("text/html");
    resp.setHeader("Cache-Control", "public; max-age=300");
    ServletOutputStream sos = createMock(ServletOutputStream.class);
    expect(resp.getOutputStream()).andReturn(sos);
    sos.write((byte[]) EasyMock.anyObject(), EasyMock.eq(0), EasyMock.anyInt());
    EasyMock.expectLastCall().atLeastOnce();
    sos.flush();//  w  w  w  .jav  a  2 s.  c o m
    EasyMock.expectLastCall().anyTimes();
    replay(resp, sos);
    servlet.handleStaticResources("status", resp);
    verify(resp, sos);
}

From source file:com.google.appengine.tools.mapreduce.MapReduceServletTest.java

public void testStaticResources_jQuery() throws Exception {
    HttpServletResponse resp = createMock(HttpServletResponse.class);
    resp.setContentType("text/javascript");
    resp.setHeader("Cache-Control", "public; max-age=300");
    ServletOutputStream sos = createMock(ServletOutputStream.class);
    expect(resp.getOutputStream()).andReturn(sos);
    sos.write((byte[]) EasyMock.anyObject(), EasyMock.eq(0), EasyMock.anyInt());
    EasyMock.expectLastCall().atLeastOnce();
    sos.flush();/*from ww  w  .  j av  a2  s  .c  o m*/
    EasyMock.expectLastCall().anyTimes();
    replay(resp, sos);
    servlet.handleStaticResources("jquery.js", resp);
    verify(resp, sos);
}

From source file:com.rplt.studioMusik.controller.MemberController.java

@RequestMapping(value = "/cetakNota", method = RequestMethod.GET)
public String cetakNota(HttpServletResponse response) {
    //        Connection conn = DatabaseConnection.getmConnection();
    //            File reportFile = new File(application.getRealPath("Coba.jasper"));//your report_name.jasper file
    File reportFile = new File(
            servletConfig.getServletContext().getRealPath("/resources/report/nota_persewaan.jasper"));

    //        Map<String, Object> params = new HashMap<String, Object>();
    //        params.put("P_KODESEWA", request.getParameter("kodeSewa"));

    byte[] bytes = persewaanStudioMusik.cetakNota(request.getParameter("kodeSewa"), reportFile);
    //        //from w  ww . j  a  va 2  s  . c o m
    //        try {
    //            bytes = JasperRunManager.runReportToPdf(reportFile.getPath(), params, conn);
    //        } catch (JRException ex) {
    //            Logger.getLogger(MemberController.class.getName()).log(Level.SEVERE, null, ex);
    //        }

    response.setContentType("application/pdf");
    response.setContentLength(bytes.length);

    try {
        ServletOutputStream outStream = response.getOutputStream();
        outStream.write(bytes, 0, bytes.length);
        outStream.flush();
        outStream.close();
    } catch (IOException ex) {
        Logger.getLogger(MemberController.class.getName()).log(Level.SEVERE, null, ex);
    }

    return "halaman-cetakNota-operator";
}

From source file:com.mkmeier.quickerbooks.ProcessUwcu.java

/**
 * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
 *
 * @param request servlet request//from ww w. j ava  2s.  c o  m
 * @param response servlet response
 * @throws ServletException if a servlet-specific error occurs
 * @throws IOException if an I/O error occurs
 */
protected void processRequest(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    response.setContentType("text/html;charset=UTF-8");

    if (!ServletFileUpload.isMultipartContent(request)) {
        showForm(request, response);
    } else {

        ServletFileUploader up = new ServletFileUploader();
        up.parseRequest(request);

        File file = up.getFileMap().get("uwcuTxn");

        int depositAcctNum = Integer.parseInt(up.getFieldMap().get("depositAcct"));
        int creditCardAcctNum = Integer.parseInt(up.getFieldMap().get("ccAcct"));

        QbAccount depositAcct = getAccount(depositAcctNum);
        QbAccount creditCardAcct = getAccount(creditCardAcctNum);

        UwcuParser uwcuParser = new UwcuParser(file);
        List<UwcuTxn> txns;

        try {
            txns = uwcuParser.parse();
        } catch (UwcuException ex) {
            throw new ServletException(ex);
        }

        UwcuToIif uwcuToIif = new UwcuToIif(txns, depositAcct, creditCardAcct);
        File iifFile = uwcuToIif.getIifFile();

        response.setHeader("Content-Disposition", "attachement; filename=\"iifFile.iif\"");
        ServletOutputStream out = response.getOutputStream();
        FileInputStream in = new FileInputStream(iifFile);
        byte[] buffer = new byte[4096];
        int length;
        while ((length = in.read(buffer)) > 0) {
            out.write(buffer, 0, length);
        }
        in.close();
        out.flush();
    }
}

From source file:org.wise.vle.web.RApacheController.java

/**
 * Handle requests to the RApache server
 * @param request// w  ww .  ja v  a  2 s  .  co m
 * @param response
 * @throws IOException 
 * @throws ServletException 
 * @throws JSONException 
 */
private void handleRequest(HttpServletRequest request, HttpServletResponse response)
        throws IOException, ServletException {
    HttpClient client = new HttpClient();

    String targetURL = null;
    String rtype = null;

    try {
        vleProperties = new Properties();
        vleProperties.load(getClass().getClassLoader().getResourceAsStream("vle.properties"));
        targetURL = vleProperties.getProperty("rApache_url");
        rtype = request.getParameter("type");
    } catch (Exception e) {
        System.err
                .println("RApacheController could not locate the rApache URL and/or identify the request type");
        e.printStackTrace();
    }

    if (targetURL != null && rtype != null) {
        // Create a method instance.
        if (rtype.equals("rstat")) {
            PostMethod method = new PostMethod(targetURL);

            String rdata = request.getParameter("rdata");

            // Map input = request.getParameterMap();

            // Provide custom retry handler is necessary
            method.getParams().setParameter(HttpMethodParams.RETRY_HANDLER,
                    new DefaultHttpMethodRetryHandler(3, false));

            method.addParameter(new NameValuePair("rtype", rtype));
            method.addParameter(new NameValuePair("rdata", rdata));

            byte[] responseBody = null;
            try {

                // Execute the method.
                int statusCode = client.executeMethod(method);

                if (statusCode != HttpStatus.SC_OK) {
                    System.err.println("Method failed: " + method.getStatusLine());
                }

                // Read the response body.
                responseBody = method.getResponseBody();

                // Deal with the response.
                // Use caution: ensure correct character encoding and is not binary data
            } catch (HttpException e) {
                System.err.println("Fatal protocol violation: " + e.getMessage());
                e.printStackTrace();
            } catch (IOException e) {
                System.err.println("Fatal transport error: " + e.getMessage());
                e.printStackTrace();
            } finally {
                // Release the connection.
                method.releaseConnection();
            }

            String responseString = "";

            if (responseBody != null) {
                responseString = new String(responseBody);
            }

            try {
                response.getWriter().print(responseString);
            } catch (IOException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
        } else {
            PostMethod method = new PostMethod(targetURL);

            String rdata = request.getParameter("rdata");
            rdata = URLDecoder.decode(rdata, "UTF-8");
            // Map input = request.getParameterMap();

            // Provide custom retry handler is necessary
            method.getParams().setParameter(HttpMethodParams.RETRY_HANDLER,
                    new DefaultHttpMethodRetryHandler(3, false));

            method.addParameter(new NameValuePair("rtype", rtype));
            method.addParameter(new NameValuePair("rdata", rdata));

            byte[] responseBody = null;
            try {

                // Execute the method.
                int statusCode = client.executeMethod(method);

                if (statusCode != HttpStatus.SC_OK) {
                    System.err.println("Method failed: " + method.getStatusLine());
                }

                // Read the response body.
                responseBody = method.getResponseBody();

                // Deal with the response.
                // Use caution: ensure correct character encoding and is not binary data
            } catch (HttpException e) {
                System.err.println("Fatal protocol violation: " + e.getMessage());
                e.printStackTrace();
            } catch (IOException e) {
                System.err.println("Fatal transport error: " + e.getMessage());
                e.printStackTrace();
            } finally {
                // Release the connection.
                method.releaseConnection();
            }

            try {

                ServletOutputStream out = response.getOutputStream();
                response.setContentType("image/jpeg");
                response.setContentLength(responseBody.length);
                out.write(responseBody, 0, responseBody.length);

            } catch (IOException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
        }
    }
}

From source file:org.pentaho.platform.web.servlet.ProxyServlet.java

protected void doProxy(final HttpServletRequest request, final HttpServletResponse response)
        throws IOException {
    if (proxyURL == null) { // Got nothing from web.xml
        return;//  www .  j av a2  s  . co  m
    }

    String servletPath = request.getServletPath();
    // System .out.println( ">>>>>>>> REQ: " + request.getRequestURL().toString() ); //$NON-NLS-1$//$NON-NLS-2$
    PentahoSystem.systemEntryPoint();
    try {
        String theUrl = proxyURL + servletPath;
        PostMethod method = new PostMethod(theUrl);

        // Copy the parameters from the request to the proxy
        // System .out.print( ">>>>>>>> PARAMS: " ); //$NON-NLS-1$
        Map paramMap = request.getParameterMap();
        Map.Entry entry;
        String[] array;
        for (Iterator it = paramMap.entrySet().iterator(); it.hasNext();) {
            entry = (Map.Entry) it.next();
            array = (String[]) entry.getValue();
            for (String element : array) {
                method.addParameter((String) entry.getKey(), element);
                // System.out.print( (String)entry.getKey() + "=" + array[i]
                // + "&" ); //$NON-NLS-1$ //$NON-NLS-2$
            }
        }
        // System.out.println( "" ); //$NON-NLS-1$

        // Just in case someone is trying to spoof the proxy
        method.removeParameter("_TRUST_USER_"); //$NON-NLS-1$

        // Get the user from the session
        IPentahoSession userSession = getPentahoSession(request);
        String name = userSession.getName();

        // Add the trusted user from the session
        if ((name != null) && (name.length() > 0)) {
            method.addParameter("_TRUST_USER_", name); //$NON-NLS-1$
            // System.out.println( ">>>>>>>> USR: " + name ); //$NON-NLS-1$
        } else if ((errorURL != null) && (errorURL.trim().length() > 0)) {
            response.sendRedirect(errorURL);
            // System.out.println( ">>>>>>>> REDIR: " + errorURL );
            // //$NON-NLS-1$
            return;
        }

        // System.out.println( ">>>>>>>> PROXY: " + theUrl ); //$NON-NLS-1$
        debug(Messages.getInstance().getString("ProxyServlet.DEBUG_0001_OUTPUT_URL", theUrl)); //$NON-NLS-1$

        // Now do the request
        HttpClient client = new HttpClient();

        try {
            // Execute the method.
            int statusCode = client.executeMethod(method);

            if (statusCode != HttpStatus.SC_OK) {
                error(Messages.getInstance().getErrorString("ProxyServlet.ERROR_0003_REMOTE_HTTP_CALL_FAILED", //$NON-NLS-1$
                        method.getStatusLine().toString()));
                return;
            }
            setHeader("Content-Type", method, response); //$NON-NLS-1$
            setHeader("Content-Length", method, response); //$NON-NLS-1$

            InputStream inStr = method.getResponseBodyAsStream();
            ServletOutputStream outStr = response.getOutputStream();

            int inCnt = 0;
            byte[] buf = new byte[2048];
            while (-1 != (inCnt = inStr.read(buf))) {
                outStr.write(buf, 0, inCnt);
            }
        } catch (HttpException e) {
            error(Messages.getInstance().getErrorString("ProxyServlet.ERROR_0004_PROTOCOL_FAILURE"), e); //$NON-NLS-1$
            e.printStackTrace();
        } catch (IOException e) {
            error(Messages.getInstance().getErrorString("ProxyServlet.ERROR_0005_TRANSPORT_FAILURE"), e); //$NON-NLS-1$
            e.printStackTrace();
        } finally {
            method.releaseConnection();
        }
    } finally {
        PentahoSystem.systemExitPoint();
    }
}