Example usage for javax.servlet.http HttpServletResponse setCharacterEncoding

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

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  6. setCharacterEncoding

Introduction

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

Prototype

public void setCharacterEncoding(String charset);

Source Link

Document

Sets the character encoding (MIME charset) of the response being sent to the client, for example, to UTF-8.

Usage

From source file:net.cloudfree.apps.shop.internal.app.JsonListingServlet.java

/**
 * Prints a help text.//from   ww w.ja v a 2  s  .  co m
 * 
 * @param req
 * @param resp
 * @throws IOException
 */
private void doHelp(final HttpServletRequest req, final HttpServletResponse resp) throws IOException {
    resp.setContentType("text/plain");
    resp.setCharacterEncoding("UTF-8");
    final PrintWriter writer = resp.getWriter();
    writer.println("JSON Servlet Usage");
    writer.println("==================");
    writer.println();
    writer.print("    Retrieve all products: ");
    writer.println(getBaseUrl(req));
    writer.print("Retrieve a single product: ");
    writer.println(getBaseUrl(req).append("<uripath>"));
    writer.print("                       or: ");
    writer.println(getBaseUrl(req).append(ID_PATH_PREFIX.substring(1)).append("<id>"));
    writer.println();
    writer.println();
    writer.println("Search/Guided Navigation Parameters");
    writer.println("-----------------------------------");
    writer.println();
    writer.println("q ... the query string");
    writer.println("      (see JavaDoc of org.eclipse.gyrex.cds.service.query.ListingQuery#setQuery(String))");
    writer.println("f ... a filter query (multiple possible, will be interpreted as AND; ..&f=..&f=..)");
    writer.println("      (eg. the facet 'filter' attribute from the result set)");
    writer.println(
            "c ... easy retrieval of a category (multiple possible, will be interpreted as AND; ..&c=shirts&c=underwear)");
    writer.println(
            "      (to filter for categories using OR use a filter \"..&f=+category:(shirts underwear)\")");
    writer.println("s ... start index (zero-based, used for paging)");
    writer.println("r ... rows to return (defaults to 10, used for paging)");
    writer.println(
            "t ... easy retrieval of a tag (multiple possible, will be interpreted as AND; ..&t=shirts&t=cool)");
    writer.println("      (to filter for tags using OR use a filter \"..&f=+tags:(shirts cool)\")");
    writer.println();
    writer.println();
    writer.println("Variations");
    writer.println("----------");
    writer.println();
    writer.println(
            "To keep things simple, variations are not searched by default. They should only be relevant");
    writer.println("on product details pages. Thus, they are available in the product details information.");
    writer.println();
    writer.println();
    writer.println("Debug Parameters");
    writer.println("----------------");
    writer.println();
    writer.println("help ... print this help text");
    writer.println("text ... send response as plain/text");
    writer.flush();
}

From source file:net.mindengine.oculus.frontend.web.controllers.project.TestJFreeController.java

@Override
public ModelAndView handleRequest(HttpServletRequest request, HttpServletResponse response) throws Exception {
    DefaultPieDataset pieDataset = new DefaultPieDataset();
    pieDataset.setValue("A", new Integer(75));
    pieDataset.setValue("B", new Integer(10));
    pieDataset.setValue("C", new Integer(10));
    pieDataset.setValue("D", new Integer(5));

    JFreeChart chart = ChartFactory.createPieChart("CSC408 Mark Distribution", // Title
            pieDataset, // Dataset
            true, // Show legend
            true, // Use tooltips
            false // Configure chart to generate URLs?
    );// ww w . ja  v  a 2 s .c o m

    response.setCharacterEncoding("image/jpeg");
    response.setStatus(200);
    ChartUtilities.writeChartAsJPEG(response.getOutputStream(), chart, 500, 400);
    return null;
}

From source file:com.wx.CoacherWXServlet.java

/**
 * Handles the HTTP <code>POST</code> method.
 *
 * @param request servlet request/*  ww  w .j  a  va  2 s . c om*/
 * @param response servlet response
 * @throws ServletException if a servlet-specific error occurs
 * @throws IOException if an I/O error occurs
 */
@Override
protected void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    String sToken = "testToken1";
    String sCorpID = "wxe706b25abb1216c0";
    String sEncodingAESKey = "R5zQRNXirEIQsSGL5Hs5ydZdSuu7EkRLWLViul1P7si";
    request.setCharacterEncoding("UTF-8");
    response.setCharacterEncoding("UTF-8");
    String msg_signature = request.getParameter("msg_signature");
    String timestamp = request.getParameter("timestamp");
    String nonce = request.getParameter("nonce");
    InputStream inputStream = request.getInputStream();
    String postData = IOUtils.toString(inputStream, "UTF-8");
    System.out.println(postData);
    String msg = "";
    WXBizMsgCrypt wxcpt = null;
    try {
        wxcpt = new WXBizMsgCrypt(sToken, sEncodingAESKey, sCorpID);
        //?
        msg = wxcpt.DecryptMsg(msg_signature, timestamp, nonce, postData);
    } catch (AesException e) {
        e.printStackTrace();
    }
    System.out.println("msg=" + msg);
    BaseMessage respMessage = CoreService.processRequest(msg, classService);
    String resMsg = null;
    /** if (request.getSession().getAttribute("accessToken") == null) {
    try {
        String accessToken = CoreService.getAccessToken(config.getInitParameter("corpid"), config.getInitParameter("corpsecret"));
        request.getSession().setAttribute("accessToken", accessToken);
        QyWxURLUtil.applyAccessToken(accessToken);
    } catch (Exception ex) {
        Logger.getLogger(TestWXServlet.class.getName()).log(Level.SEVERE, null, ex);
    }
     }
     **/
    /**
     * UploadMediaReturnMessage uploadMediaReturnMsg; try {
     * uploadMediaReturnMsg = WXUtils.send("image",
     * "/root/WXMedia/anranhui520/1.jpg");
     * if("null".equals(uploadMediaReturnMsg.getErrcode())){
     * System.out.println("Media_id:"+uploadMediaReturnMsg.getMedia_id());
     * }else{ System.out.println("Upload error
     * message:"+uploadMediaReturnMsg.getErrmsg()+" error
     * code:"+uploadMediaReturnMsg.getErrcode());
     *
     * }
     * } catch (Exception ex) {
     * Logger.getLogger(TestWXServlet.class.getName()).log(Level.SEVERE,
     * null, ex); }
    *
     */
    if (respMessage instanceof TextMessage) {
        /*try {
        TextMessage txtMsg = (TextMessage) respMessage;
                
        String command = txtMsg.getContent();
                
        CheckCommandReturnMessage ccReturnMsg = CMDService.processCheckingCommand(command);
        Set<UserInfo> userInfoSet = ccReturnMsg.getUserInfos();
        UserInfo userif = null;
        for (UserInfo userInfo : userInfoSet) {
            userif = userInfo;
        }
                
        System.out.println("msgContent:" + ccReturnMsg.getContent());
        System.out.println("weixinid:" + userif.getWeixinid());
                
        try {
                
            UploadMediaReturnMessage uploadMediaReturnMsg = null;
            try {
                QRCodeGenerator.encode(ccReturnMsg.getContent(), "/root/WXMedia/"+userif.getWeixinid());
                        
                uploadMediaReturnMsg = WXUtils.send("image", "/root/WXMedia/"+userif.getWeixinid()+"/qrcode.jpg");
                if ("null".equals(uploadMediaReturnMsg.getErrcode())) {
                    System.out.println("Media_id:" + uploadMediaReturnMsg.getMedia_id());
                } else {
                    System.out.println("Upload error message:" + uploadMediaReturnMsg.getErrmsg() + " error code:" + uploadMediaReturnMsg.getErrcode());
                
                }
            } catch (Exception ex) {
                Logger.getLogger(CustomerWXServlet.class.getName()).log(Level.SEVERE, null, ex);
            }*/

        /**
         * TextSendMessage textMsg = new TextSendMessage(); String
         * msgtxt = ccReturnMsg.getContent();
         * textMsg.setTextContent(msgtxt);
         * textMsg.setMsgtype("text");
         * textMsg.setTouser(userif.getWeixinid());
         * textMsg.setAgentid(Long.parseLong(config.getInitParameter("checkingAgentId"))); *
         */
        /*  ImageSendMessage imgMsg = new ImageSendMessage();
          imgMsg.setImageMedia(uploadMediaReturnMsg.getMedia_id());
          imgMsg.setMsgtype("image");
          imgMsg.setTouser(userif.getWeixinid());
          imgMsg.setAgentid(Long.parseLong(config.getInitParameter("checkingAgentId")));
                
          AccessTokenReturnMessage returnMsg = CoreService.sendMessage(imgMsg);
        } catch (Exception ex) {
          Logger.getLogger(CustomerWXServlet.class.getName()).log(Level.SEVERE, null, ex);
        }
        } catch (Exception ex) {
        Logger.getLogger(CustomerWXServlet.class.getName()).log(Level.SEVERE, null, ex);
        }*/
    } else if (respMessage instanceof NewsMessage) {
        System.out.println("enter NewsMessage.");
        NewsMessage newsMsg = (NewsMessage) respMessage;
        resMsg = MessageUtil.newsMessageToXml(newsMsg);
        System.out.println("ResMsg:" + resMsg);
    }
    PrintWriter out = response.getWriter();
    out.print(resMsg);
    out.flush();
    out.close();
}

From source file:org.motechproject.server.outbox.web.VxmlOutboxController.java

/**
 * Handles Outbox HTTP requests and generates a VXML document based on a Velocity template and data saved in the outbox.
 * <p/>//from w w w  .jav a 2  s.  co m
 * <p/>
 * URL to request a saved VoiceXML message from outbox :
 * http://<host>:<port>/<motech-platform-server>/module/outbox/vxml/savedMessage>
 */
public ModelAndView savedMessage(HttpServletRequest request, HttpServletResponse response) {
    logger.info("Generate VXML for the next saved in the outbox message");

    response.setContentType("text/plain");
    response.setCharacterEncoding("UTF-8");

    //Interim implementation. Party ID will be obtained from the Authentication context
    //String partyId = "1";
    String partyId = request.getParameter("pId");

    String language = request.getParameter(LANGUAGE_PARAM);

    String contextPath = request.getContextPath();

    ModelAndView mav = new ModelAndView();
    mav.addObject("contextPath", contextPath);
    mav.addObject("language", language);
    mav.addObject("escape", new StringEscapeUtils());

    logger.debug("Party ID: " + partyId);

    OutboundVoiceMessage voiceMessage = null;

    logger.info("Generating VXML for the next saved voice message in outbox... ");
    try {
        voiceMessage = voiceOutboxService.getNextSavedMessage(partyId);
    } catch (Exception e) {
        logger.error("Can not obtain next saved message from the outbox of the party ID: " + partyId + " "
                + e.getMessage(), e);
        logger.warn("Generating a VXML with the error message...");
        mav.setViewName(ERROR_MESSAGE_TEMPLATE_NAME);
        return mav;
    }

    if (voiceMessage == null) {

        logger.info("There are no more messages in the outbox of the party ID: " + partyId);
        mav.setViewName(NO_SAVED_MESSAGE_TEMPLATE_NAME);
        mav.addObject("partyId", partyId);
        return mav;
    }

    VoiceMessageType voiceMessageType = voiceMessage.getVoiceMessageType();

    if (voiceMessageType == null) {
        logger.error(
                "Invalid Outbound voice message: " + voiceMessage + " Voice message type can not be null.");
        mav.setViewName(ERROR_MESSAGE_TEMPLATE_NAME);
        mav.addObject("partyId", partyId);
        return mav;
    }

    String templateName = voiceMessageType.getTemplateName();
    if (templateName == null) {
        templateName = voiceMessageType.getVoiceMessageTypeName();
    }

    mav.setViewName(templateName);
    mav.addObject("message", voiceMessage);

    return mav;

}

From source file:net.mindengine.oculus.frontend.web.controllers.SimpleAjaxController.java

@Override
public ModelAndView handleRequest(HttpServletRequest request, HttpServletResponse response) throws Exception {
    AjaxModel model = null;//w  ww  .ja  v a2  s . co  m
    try {
        model = handleController(request);
        if (model == null)
            throw new Exception("The controller returned null model");
    } catch (Exception ex) {
        logger.error(ex, ex);
        model = new AjaxModel(ex);
    }

    OutputStream os = response.getOutputStream();
    OutputStreamWriter w = new OutputStreamWriter(os);
    response.setContentType("text/html");
    response.setCharacterEncoding("utf-8");

    JSONValue jsonValue = JSONMapper.toJSON(model);
    w.write(jsonValue.render(true));

    w.flush();
    os.flush();
    os.close();

    return null;
}

From source file:edu.cornell.mannlib.vitro.webapp.controller.json.JsonObjectProducer.java

public final void process(HttpServletResponse resp) throws IOException {
    JSONObject jsonObject = null;//from  w w  w.  j  av a 2s  .com
    String errorMessage = "";

    try {
        jsonObject = process();
    } catch (Exception e) {
        log.error("Failed to create JSON response", e);
        errorMessage = e.toString();
        resp.setStatus(500 /* HttpURLConnection.HTTP_SERVER_ERROR */);
    }

    if (jsonObject == null) {
        jsonObject = new JSONObject();
    }

    log.debug("Response to JSON request: " + jsonObject.toString());

    try {
        resp.setCharacterEncoding("UTF-8");
        resp.setContentType("application/json;charset=UTF-8");
        Writer writer = resp.getWriter();

        jsonObject.put("errorMessage", errorMessage);
        writer.write(jsonObject.toString());
    } catch (JSONException e) {
        log.error(e, e);
    }
}

From source file:seava.j4e.web.controller.ui.extjs.UiExtjsFrameController.java

/**
 * Handler to return the cached js file with the dependent translations.
 * //from  w w  w.j av a2 s. c  o  m
 * @param bundle
 * @param frame
 * @param language
 * @param request
 * @param response
 * @return
 * @throws Exception
 */
@RequestMapping(value = "/{bundle}/{language}/{frame}.js", method = RequestMethod.GET)
@ResponseBody
public String frameTrlJs(@PathVariable("bundle") String bundle, @PathVariable("frame") String frame,
        @PathVariable("language") String language, HttpServletRequest request, HttpServletResponse response)
        throws Exception {

    try {
        @SuppressWarnings("unused")
        ISessionUser su = (ISessionUser) SecurityContextHolder.getContext().getAuthentication().getPrincipal();
    } catch (java.lang.ClassCastException e) {
        throw new NotAuthorizedRequestException("Not authenticated");
    }

    request.setCharacterEncoding("UTF-8");
    response.setCharacterEncoding("UTF-8");

    String fileName = frame + "-" + language + ".js";
    File f = new File(this.cacheFolder + "/" + bundle + "." + fileName);
    if (!f.exists()) {
        DependencyLoader loader = this.getDependencyLoader(request);
        loader.packFrameTrl(bundle, frame, language, f);
    }

    this.sendFile(f, response.getOutputStream());
    return null;
}

From source file:be.fedict.eid.idp.sp.protocol.openid.AuthenticationResponseServlet.java

@SuppressWarnings("unchecked")
private void doIdRes(HttpServletRequest request, HttpServletResponse response)
        throws MessageException, DiscoveryException, AssociationException, IOException, ServletException {
    LOG.debug("id_res");
    LOG.debug("request URL: " + request.getRequestURL());

    // force UTF-8 encoding
    try {/*from  w  w w. ja va 2  s .c  o  m*/
        request.setCharacterEncoding("UTF8");
        response.setCharacterEncoding("UTF8");
    } catch (UnsupportedEncodingException e) {
        throw new MessageException(e);
    }

    ParameterList parameterList = new ParameterList(request.getParameterMap());
    DiscoveryInformation discovered = (DiscoveryInformation) request.getSession().getAttribute("openid-disc");
    LOG.debug("request context path: " + request.getContextPath());
    LOG.debug("request URI: " + request.getRequestURI());
    String receivingUrl = request.getScheme() + "://" + request.getServerName() + ":" + request.getLocalPort()
            + request.getRequestURI();
    String queryString = request.getQueryString();
    if (queryString != null && queryString.length() > 0) {
        receivingUrl += "?" + queryString;
    }
    LOG.debug("receiving url: " + receivingUrl);
    ConsumerManager consumerManager = AuthenticationRequestServlet.getConsumerManager(request);
    VerificationResult verificationResult = consumerManager.verify(receivingUrl, parameterList, discovered);
    Identifier identifier = verificationResult.getVerifiedId();
    if (null != identifier) {

        Date authenticationTime = null;
        String userId = identifier.getIdentifier();
        List<String> authnPolicies = new LinkedList<String>();
        Map<String, Object> attributeMap = new HashMap<String, Object>();
        LOG.debug("userId: " + userId);
        Message authResponse = verificationResult.getAuthResponse();

        // verify return_to nonce
        AuthSuccess authResp = AuthSuccess.createAuthSuccess(parameterList);

        String returnTo = authResp.getReturnTo();
        String requestReturnTo = (String) request.getSession()
                .getAttribute(AuthenticationRequestServlet.RETURN_TO_SESSION_ATTRIBUTE);
        if (null == returnTo || null == requestReturnTo) {
            showErrorPage("Insufficient args for validation of " + " \"openid.return_to\".", null, request,
                    response);
            return;
        }
        if (!consumerManager.verifyReturnTo(requestReturnTo, authResp)) {
            showErrorPage("Invalid \"return_to\" in response!", null, request, response);
            return;
        }
        // cleanup
        request.getSession().removeAttribute(AuthenticationRequestServlet.RETURN_TO_SESSION_ATTRIBUTE);

        // AX
        if (authResponse.hasExtension(AxMessage.OPENID_NS_AX)) {

            MessageExtension messageExtension = authResponse.getExtension(AxMessage.OPENID_NS_AX);
            if (messageExtension instanceof FetchResponse) {

                FetchResponse fetchResponse = (FetchResponse) messageExtension;

                Map<String, String> attributeTypes = fetchResponse.getAttributeTypes();
                for (Map.Entry<String, String> entry : attributeTypes.entrySet()) {
                    attributeMap.put(entry.getValue(), fetchResponse.getAttributeValue(entry.getKey()));
                }

            }

        }

        // PAPE
        if (authResponse.hasExtension(PapeResponse.OPENID_NS_PAPE)) {

            MessageExtension messageExtension = authResponse.getExtension(PapeResponse.OPENID_NS_PAPE);
            if (messageExtension instanceof PapeResponse) {

                PapeResponse papeResponse = (PapeResponse) messageExtension;

                authnPolicies = papeResponse.getAuthPoliciesList();
                authenticationTime = papeResponse.getAuthDate();

            }
        }

        OpenIDAuthenticationResponse openIDAuthenticationResponse = new OpenIDAuthenticationResponse(
                authenticationTime, userId, authnPolicies, attributeMap);
        request.getSession().setAttribute(this.responseSessionAttribute, openIDAuthenticationResponse);

        response.sendRedirect(request.getContextPath() + this.redirectPage);
    } else {
        showErrorPage("No verified identifier", null, request, response);
    }
}

From source file:cc.kune.core.server.rack.filters.rest.CORSServiceFilter.java

@Override
protected void customDoFilter(final HttpServletRequest request, final HttpServletResponse response,
        final FilterChain chain) throws IOException, ServletException {
    final boolean cors = (Boolean) request.getAttribute("cors.isCorsRequest");

    // This part is similar to RESTServiceFilter
    final String methodName = RackHelper.getMethodName(request, pattern);
    final ParametersAdapter parameters = new ParametersAdapter(request);
    LOG.debug((cors ? "" : "NO ") + "CORS METHOD: '" + methodName + "' on: " + serviceClass.getSimpleName());

    response.setCharacterEncoding("utf-8");

    // See: http://software.dzhuvinov.com/cors-filter-tips.html
    response.setContentType("text/plain");

    final RESTResult result = transactionalFilter.doService(serviceClass, methodName, parameters,
            getInstance(serviceClass));//from ww  w. j  ava2  s .co  m
    if (result != null) {
        final Exception exception = result.getException();
        if (exception != null) {
            if (exception instanceof InvocationTargetException && ((InvocationTargetException) exception)
                    .getTargetException() instanceof ContentNotFoundException) {
                printMessage(response, HttpServletResponse.SC_NOT_FOUND, result.getException().getMessage());
            } else {
                printMessage(response, HttpServletResponse.SC_BAD_REQUEST, result.getException().getMessage());
            }
        } else {
            final String output = result.getOutput();
            if (output != null) {
                final PrintWriter writer = response.getWriter();
                writer.print(output);
                writer.flush();
            } else {
                // Is not for us!!!
            }
        }
    }
}

From source file:org.motechproject.server.outbox.web.VxmlOutboxController.java

/**
 * Handles Appointment Reminder HTTP requests and generates a VXML document based on a Velocity template.
 * The HTTP request may contain an optional 'mId' parameter with value of ID of the message for which
 * VXML document will be generated. If the "mId" parameter is not passed the next pending voice message
 * will be obtained from the outbox and a VXML document will be generated for that message
 * <p/>/*from   www.j a  va 2 s  . c  om*/
 * <p/>
 * URL to request appointment reminder VoiceXML:
 * http://<host>:<port>/<motech-platform-server>/module/outbox/vxml/outboxMessage?mId=<messageId>
 */
public ModelAndView outboxMessage(HttpServletRequest request, HttpServletResponse response) {
    logger.info("Generate appointment reminder VXML");

    response.setContentType("text/plain");
    response.setCharacterEncoding("UTF-8");

    //Interim implementation. Party ID will be obtained from the Authentication context
    //String partyId = "1";
    String partyId = request.getParameter("pId");

    String messageId = request.getParameter(MESSAGE_ID_PARAM);
    String language = request.getParameter(LANGUAGE_PARAM);

    if (language == null) {
        language = "en";
    }

    String contextPath = request.getContextPath();

    ModelAndView mav = new ModelAndView();
    mav.addObject("contextPath", contextPath);
    mav.addObject("language", language);
    mav.addObject("escape", new StringEscapeUtils());

    logger.debug("Message ID: " + messageId);

    OutboundVoiceMessage voiceMessage = null;

    if (messageId != null) {
        logger.info("Generating VXML for the voice message ID: " + messageId);

        try {
            voiceMessage = voiceOutboxService.getMessageById(messageId);
        } catch (Exception e) {
            logger.error("Can not get message by ID: " + messageId + " " + e.getMessage(), e);
            logger.warn("Generating a VXML with the error message...");
            mav.setViewName(ERROR_MESSAGE_TEMPLATE_NAME);
            return mav;
        }
    } else {
        logger.info("Generating VXML for the next voice message in outbox... ");
        try {
            voiceMessage = voiceOutboxService.getNextPendingMessage(partyId);
        } catch (Exception e) {
            logger.error("Can not obtain next message from the outbox of the party ID: " + partyId + " "
                    + e.getMessage(), e);
            logger.warn("Generating a VXML with the error message...");
            mav.setViewName(ERROR_MESSAGE_TEMPLATE_NAME);
            return mav;
        }
    }

    if (voiceMessage == null) {

        logger.info("There are no more messages in the outbox of the party ID: " + partyId);
        mav.setViewName(NO_MESSAGE_TEMPLATE_NAME);
        mav.addObject("partyId", partyId);
        return mav;
    }

    VoiceMessageType voiceMessageType = voiceMessage.getVoiceMessageType();

    if (voiceMessageType == null) {
        logger.error(
                "Invalid Outbound voice message: " + voiceMessage + " Voice message type can not be null.");
        mav.setViewName(ERROR_MESSAGE_TEMPLATE_NAME);
        mav.addObject("partyId", partyId);
        return mav;
    }

    logger.debug(voiceMessage.toString());

    String templateName = voiceMessageType.getTemplateName();
    if (templateName == null) {
        templateName = voiceMessageType.getVoiceMessageTypeName();
    }

    mav.setViewName(templateName);
    mav.addObject("message", voiceMessage);

    try {
        //Pending message should then be "PLAYED"
        voiceOutboxService.setMessageStatus(voiceMessage.getId(), OutboundVoiceMessageStatus.PLAYED);
    } catch (Exception e) {
        logger.error("Can not mark the message with ID: " + messageId + " as PLAYED in the outbox", e);
        mav.setViewName(ERROR_MESSAGE_TEMPLATE_NAME);
        return mav;
    }

    return mav;

}