Example usage for javax.servlet ServletOutputStream write

Introduction

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

Prototype

public abstract void write(int b) throws IOException;

Source Link

Document

Writes the specified byte to this output stream.

Usage

From source file:org.betaconceptframework.astroboa.resourceapi.filter.CmsDefinitionFilter.java

public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
        throws IOException, ServletException {

    HttpServletRequest httpServletRequest = (HttpServletRequest) request;
    HttpServletResponse httpServletResponse = (HttpServletResponse) response;

    String repositoryId = null;// w  w  w.j av a2s  .c o  m
    String definitionFullPath = null;

    String requiredURIRegularExpression = "^" + httpServletRequest.getContextPath()
            + CONTENT_OBJECT_TYPE_DEFINITION_FILTER_PREFIX + "/" + "repository/(.+)" + // group 1
            "/" + "definitionFullPath/(.+{1,300})" // group 2
    ;

    Pattern requiredURIPattern = Pattern.compile(requiredURIRegularExpression);
    Matcher uriMatcher = requiredURIPattern.matcher(httpServletRequest.getRequestURI());

    if (!uriMatcher.matches()) {
        logger.warn("Invalid request " + httpServletRequest.getRequestURI());
        httpServletResponse.sendError(HttpServletResponse.SC_NOT_FOUND);
    } else {

        repositoryId = uriMatcher.group(1);

        definitionFullPath = uriMatcher.group(2);

        if (StringUtils.isBlank(definitionFullPath)) {
            httpServletResponse.sendError(HttpServletResponse.SC_NOT_FOUND);
        }

        String filename = (definitionFullPath.endsWith(".xsd") ? definitionFullPath
                : definitionFullPath + ".xsd");

        repositoryService.loginAsAnonymous(repositoryId);

        String definitionSchema = definitionService.getCmsDefinition(definitionFullPath,
                ResourceRepresentationType.XSD, true);

        if (definitionSchema == null) {
            logger.warn("Definition service retuned null for " + httpServletRequest.getRequestURI());
            httpServletResponse.sendError(HttpServletResponse.SC_NOT_FOUND);
        } else {

            try {

                ServletOutputStream servletOutputStream = httpServletResponse.getOutputStream();

                httpServletResponse.setCharacterEncoding("UTF-8");
                httpServletResponse.setContentType("text/xml");
                httpServletResponse.setHeader("Content-Disposition", "attachment;filename=" + filename);

                servletOutputStream.write(definitionSchema.getBytes());

                servletOutputStream.flush();

            } catch (Exception e) {
                logger.error("", e);
                httpServletResponse.sendError(HttpServletResponse.SC_NOT_FOUND);
            }
        }
    }

}

---

From source file:com.jd.survey.web.settings.DataSetController.java

/**
 * exports a dataset to a comma delimited file
 * @param dataSetId//from  ww w.j  a  v a  2  s .  c o  m
 * @param principal
 * @param response
 */

@RequestMapping(value = "/{id}", params = "export", produces = "text/html")
public void export(@PathVariable("id") Long dataSetId, Principal principal, HttpServletResponse response) {
    try {

        String commaDelimtedString = surveySettingsService.exportDatasetItemsToCommaDelimited(dataSetId);
        //response.setContentType("text/html; charset=utf-8");
        response.setContentType("application/octet-stream");
        // Set standard HTTP/1.1 no-cache headers.
        response.setHeader("Cache-Control", "no-store, no-cache,must-revalidate");
        // Set IE extended HTTP/1.1 no-cache headers (use addHeader).
        response.addHeader("Cache-Control", "post-check=0, pre-check=0");
        // Set standard HTTP/1.0 no-cache header.
        response.setHeader("Pragma", "no-cache");
        response.setHeader("Content-Disposition", "inline;filename=dataSetItems" + dataSetId + ".csv");
        ServletOutputStream servletOutputStream = response.getOutputStream();
        servletOutputStream.write(commaDelimtedString.getBytes("UTF-8"));
        servletOutputStream.flush();

    }

    catch (Exception e) {
        log.error(e.getMessage(), e);
        throw (new RuntimeException(e));
    }
}

---

From source file:com.eucalyptus.www.X509Download.java

public void doGet(HttpServletRequest request, HttpServletResponse response) {
    String code = request.getParameter(PARAMETER_CODE);
    String userName = request.getParameter(PARAMETER_USERNAME);
    String accountName = request.getParameter(PARAMETER_ACCOUNTNAME);
    String mimetype = "application/zip";
    if (accountName == null || "".equals(accountName)) {
        hasError(HttpServletResponse.SC_BAD_REQUEST, "No account name provided", response);
        return;//from  w  ww .  ja va2s. co  m
    }
    if (userName == null || "".equals(userName)) {
        hasError(HttpServletResponse.SC_BAD_REQUEST, "No user name provided", response);
        return;
    }
    if (code == null || "".equals(code)) {
        hasError(HttpServletResponse.SC_BAD_REQUEST, "Wrong user security code", response);
        return;
    }

    User user = null;
    try {
        Account account = Accounts.lookupAccountByName(accountName);
        user = account.lookupUserByName(userName);
        if (!user.isEnabled() || !RegistrationStatus.CONFIRMED.equals(user.getRegistrationStatus())) {
            hasError(HttpServletResponse.SC_FORBIDDEN, "Access is not authorized", response);
            return;
        }
    } catch (AuthException e) {
        hasError(HttpServletResponse.SC_BAD_REQUEST, "User does not exist", response);
        return;
    } catch (Exception e) {
        hasError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, "Fail to retrieve user data", response);
        return;
    }
    try {
        if (!code.equals(user.resetToken())) {
            hasError(HttpServletResponse.SC_FORBIDDEN, "Access is not authorized", response);
            return;
        }
    } catch (Exception e) {
        hasError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, "Can not reset user security code", response);
        return;
    }
    response.setContentType(mimetype);
    response.setHeader("Content-Disposition",
            "attachment; filename=\"" + X509Download.NAME_SHORT + "-" + userName + "-x509.zip\"");
    LOG.info("pushing out the X509 certificate for user " + userName);

    byte[] x509zip = null;
    try {
        x509zip = getX509Zip(user);
    } catch (Exception e) {
        LOG.debug(e, e);
        hasError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, "Fail to return user credentials", response);
        return;
    }
    try {
        ServletOutputStream op = response.getOutputStream();

        response.setContentLength(x509zip.length);

        op.write(x509zip);
        op.flush();

    } catch (Exception e) {
        LOG.error(e, e);
    }
}

---

From source file:org.wso2.carbon.identity.certificateauthority.ui.client.CAAdminServiceClient.java

/**
 * Downloading a certificate file with a given serial number
 *
 * @param certificate//w ww. j av  a2s . c  om
 * @param response
 * @throws AxisFault
 */

public void downloadServiceArchive(String certificate, HttpServletResponse response) throws AxisFault {
    try {
        ServletOutputStream out = response.getOutputStream();
        response.setHeader("Content-Disposition", "fileName=certificate.key");
        response.setContentType("application/octet-string");
        out.write(certificate.getBytes());
        out.flush();
    } catch (RemoteException e) {
        handleException("error.downloading.service", e);
    } catch (IOException e) {
        handleException("error.downloading.service", e);
    }
}

---

From source file:org.wings.recorder.Recorder.java

public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain)
        throws IOException, ServletException {
    try {//from  w w  w.  j  a v a2s . c o  m
        if (servletRequest instanceof HttpServletRequest) {
            HttpServletRequest httpServletRequest = (HttpServletRequest) servletRequest;
            Map map = servletRequest.getParameterMap();
            if (map.containsKey(RECORDER_SCRIPT)) {
                log.info("recorder_script " + map.get(RECORDER_SCRIPT));
                String[] values = (String[]) map.get(RECORDER_SCRIPT);
                scriptName = values[0];
            }
            if (map.containsKey(RECORDER_START)) {
                if (list != null)
                    return;
                log.info(RECORDER_START);
                list = new LinkedList();
            } else if (map.containsKey(RECORDER_STOP)) {
                if (list == null)
                    return;
                log.info(RECORDER_STOP);
                writeCode();
                list = null;
            } else if (list != null) {
                String resource = httpServletRequest.getPathInfo();
                log.debug("PATH_INFO: " + resource);

                Request record;
                if ("GET".equalsIgnoreCase(httpServletRequest.getMethod()))
                    record = new GET(resource);
                else
                    record = new POST(resource);

                Enumeration parameterNames = httpServletRequest.getParameterNames();
                while (parameterNames.hasMoreElements()) {
                    String name = (String) parameterNames.nextElement();
                    String[] values = httpServletRequest.getParameterValues(name);
                    addEvent(record, name, values);
                }
                Enumeration headerNames = httpServletRequest.getHeaderNames();
                while (headerNames.hasMoreElements()) {
                    String name = (String) headerNames.nextElement();
                    if (name.equalsIgnoreCase("cookie") || name.equalsIgnoreCase("referer"))
                        continue;
                    addHeader(record, name, httpServletRequest.getHeader(name));
                }
                list.add(record);
            }
        }
    } finally {
        if (servletResponse instanceof HttpServletResponse) {
            filterChain.doFilter(servletRequest,
                    new HttpServletResponseWrapper((HttpServletResponse) servletResponse) {
                        public ServletOutputStream getOutputStream() throws IOException {
                            final ServletOutputStream out = super.getOutputStream();
                            return new ServletOutputStream() {
                                public void write(int b) throws IOException {
                                    out.write(b);
                                }

                                public void close() throws IOException {
                                    super.println("<hr/><div align=\"center\">");
                                    super.println("<form method=\"get\" action=\"\">");
                                    super.println("<input type=\"text\" name=\"recorder_script\" value=\""
                                            + scriptName + "\">");
                                    super.println(
                                            "<input type=\"submit\" name=\"recorder_start\" value=\"start\">");
                                    super.println(
                                            "<input type=\"submit\" name=\"recorder_stop\" value=\"stop\">");
                                    super.println("</div></form>");
                                    super.close();
                                }
                            };
                        }
                    });
        } else
            filterChain.doFilter(servletRequest, servletResponse);
    }
}

---

From source file:com.jd.survey.web.settings.DataSetController.java

/**
 * exports a sample dataset items a comma delimited file
 * @param dataSetId//  ww  w  .ja va2s  .c o  m
 * @param principal
 * @param response
 */

@RequestMapping(value = "/example", produces = "text/html")
public void getExampleCsvFile(Principal principal, HttpServletResponse response) {
    try {
        StringBuilder stringBuilder = new StringBuilder();
        stringBuilder.append(messageSource
                .getMessage(VALUE_FIELD_NAME_MESSAGE, null, LocaleContextHolder.getLocale()).replace(",", ""));
        stringBuilder.append(",");
        stringBuilder.append(messageSource
                .getMessage(TEXT_FIELD_NAME_MESSAGE, null, LocaleContextHolder.getLocale()).replace(",", ""));
        stringBuilder.append("\n");
        stringBuilder.append("B,Boston\n");
        stringBuilder.append("N,New York\n");
        //response.setContentType("text/html; charset=utf-8");
        response.setContentType("application/octet-stream");
        // Set standard HTTP/1.1 no-cache headers.
        response.setHeader("Cache-Control", "no-store, no-cache,must-revalidate");
        // Set IE extended HTTP/1.1 no-cache headers (use addHeader).
        response.addHeader("Cache-Control", "post-check=0, pre-check=0");
        // Set standard HTTP/1.0 no-cache header.
        response.setHeader("Pragma", "no-cache");
        response.setHeader("Content-Disposition", "inline;filename=datasetExample.csv");
        ServletOutputStream servletOutputStream = response.getOutputStream();
        servletOutputStream.write(stringBuilder.toString().getBytes("UTF-8"));
        servletOutputStream.flush();

    }

    catch (Exception e) {
        log.error(e.getMessage(), e);
        throw (new RuntimeException(e));
    }

}

---

From source file:net.sf.appstatus.web.pages.StatusPage.java

public void doGetJSON(StatusWebHandler webHandler, HttpServletRequest req, HttpServletResponse resp)
        throws UnsupportedEncodingException, IOException {

    setup(resp, "application/json");

    ServletOutputStream os = resp.getOutputStream();
    int statusCode = 200;
    List<ICheckResult> results = webHandler.getAppStatus().checkAll(req.getLocale());
    for (ICheckResult r : results) {
        if (r.isFatal()) {
            resp.setStatus(500);//from  ww  w. j  a v  a  2  s  .  c om
            statusCode = 500;
            break;
        }
    }

    os.write("{".getBytes(ENCODING));

    os.write(("\"code\" : " + statusCode + ",").getBytes(ENCODING));
    os.write(("\"status\" : {").getBytes(ENCODING));

    boolean first = true;
    for (ICheckResult r : results) {
        if (!first) {
            os.write((",").getBytes(ENCODING));
        }

        os.write(("\"" + r.getProbeName() + "\" : " + r.getCode()).getBytes(ENCODING));

        if (first) {
            first = false;
        }
    }

    os.write("}".getBytes(ENCODING));
    os.write("}".getBytes(ENCODING));

}

---

From source file:com.openkm.servlet.admin.StampServlet.java

/**
 * View image stamp// www  .  j av  a  2s .c o m
 */
private void imageView(Session session, HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException, DatabaseException {
    log.debug("imageView({}, {}, {})", new Object[] { session, request, response });
    int siId = WebUtils.getInt(request, "si_id");
    StampImage si = StampImageDAO.findByPk(siId);
    response.setContentType(si.getImageMime());
    ServletOutputStream sos = response.getOutputStream();
    sos.write(SecureStore.b64Decode(si.getImageContent()));
    sos.flush();
    sos.close();
    log.debug("imageView: void");
}

---

From source file:web.CuidadorManager.java

public void download(String url) {
    String filename = FilenameUtils.getName(url);
    File file = new File(url);

    HttpServletResponse response = (HttpServletResponse) FacesContext.getCurrentInstance().getExternalContext()
            .getResponse();//from   ww  w . ja va  2s. co m

    response.setHeader("Content-Disposition", "attachment;filename=" + filename);
    response.setContentLength((int) file.length());
    ServletOutputStream out = null;
    try {
        FileInputStream input = new FileInputStream(file);
        byte[] buffer = new byte[1024];
        out = response.getOutputStream();
        int i = 0;
        while ((i = input.read(buffer)) != -1) {
            out.write(buffer);
            out.flush();
        }
        FacesContext.getCurrentInstance().getResponseComplete();
    } catch (IOException err) {
        err.printStackTrace();
    } finally {
        try {
            if (out != null) {
                out.close();
            }
        } catch (IOException err) {
            err.printStackTrace();
        }
    }

}

---

From source file:annis.gui.servlets.BinaryServlet.java

private void writeStepByStep(int offset, int completeLength, WebResource binaryRes, ServletOutputStream out)
        throws IOException {
    int remaining = completeLength;
    while (remaining > 0) {
        int stepLength = Math.min(MAX_LENGTH, remaining);

        AnnisBinary bin = binaryRes.path("" + offset).path("" + stepLength).get(AnnisBinary.class);
        Validate.isTrue(bin.getLength() == stepLength);

        out.write(bin.getBytes());
        out.flush();/*from ww  w  .  java2 s .  c o  m*/

        offset += stepLength;
        remaining = remaining - stepLength;
    }
}

---

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