Example usage for javax.servlet.http HttpServletResponse getWriter

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

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Introduction

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

Prototype

public PrintWriter getWriter() throws IOException;

Source Link

Document

Returns a PrintWriter object that can send character text to the client.

Usage

From source file:me.ywork.ticket.suite.controller.DingServiceController.java

/**
 * ??/*from  www.  j  a v  a 2s  .  c  om*/
 */
private static void doSuccessResponse(DingTalkEncryptor dingTalkEncryptor, HttpServletResponse response,
        String encryptStr, String msgSignature, String timeStamp, String nonceStr) {
    try {
        Long longTime = Long.parseLong(timeStamp);
        Map<String, String> jsonMap = dingTalkEncryptor.getEncryptedMap(encryptStr, longTime, nonceStr);

        PrintWriter printWriter = response.getWriter();
        printWriter.print(JSONObject.toJSONString(jsonMap));
        printWriter.close();
        printWriter = null;
    } catch (Exception e) {
        logger.error("doSuccessResponse", e);
    }
}

From source file:ee.ria.xroad.common.conf.globalconf.ConfigurationClientMain.java

private static void setup() throws Exception {
    log.trace("setUp()");

    client = createClient();/*from  w w  w.  j ava  2  s . c om*/

    adminPort = new AdminPort(SystemProperties.getConfigurationClientAdminPort());

    adminPort.addShutdownHook(() -> {
        log.info("Configuration client shutting down...");
        try {
            shutdown();
        } catch (Exception e) {
            log.error("Error while shutting down", e);
        }
    });

    adminPort.addHandler("/execute", new AdminPort.SynchronousCallback() {
        @Override
        public void handle(HttpServletRequest request, HttpServletResponse response) {
            log.info("handler /execute");
            try {
                client.execute();
            } catch (Exception e) {
                throw translateException(e);
            }
        }
    });

    adminPort.addHandler("/status", new AdminPort.SynchronousCallback() {
        @Override
        public void handle(HttpServletRequest request, HttpServletResponse response) {
            try {
                log.info("handler /status");
                response.setCharacterEncoding("UTF8");
                JsonUtils.getSerializer().toJson(ConfigurationClientJobListener.getStatus(),
                        response.getWriter());
            } catch (Exception e) {
                log.error("Error getting conf client status", e);
            }
        }
    });
}

From source file:com.dien.upload.server.UploadServlet.java

/**
 * Writes a XML response to the client. 
 * The message must be a text which will be wrapped in an XML structure.
 * // w  w w. j a  v a  2  s  .  c  om
 * Note: if the request is a POST, the response should set the content type 
 *  to text/html or text/plain in order to be able in the client side to
 *  read the iframe body (submitCompletEvent.getResults()), otherwise the
 *  method returns null 
 * 
 * @param request
 * @param response
 * @param message
 * @param post
 *        specify whether the request is post or not.   
 * @throws IOException
 */
protected static void renderXmlResponse(HttpServletRequest request, HttpServletResponse response,
        String message, boolean post) throws IOException {

    //json????

    response.setContentType("text/html;charset=utf-8");
    PrintWriter out;
    try {
        out = response.getWriter();
        out.write("<html><body><textarea>" + message + "</textarea></body></html>");
        out.flush();
        out.close();
    } catch (IOException e) {
        e.printStackTrace();
    }

}

From source file:MyServlet.java

public void doGet(HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException {
    res.setContentType("text/plain");
    PrintWriter out = res.getWriter();

    res.setHeader("Refresh", "10");
    out.println(new Date().toString());
}

From source file:RedirectNewLocation.java

public void doGet(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {

    PrintWriter out = response.getWriter();

    response.setStatus(HttpServletResponse.SC_MOVED_TEMPORARILY);
    response.setHeader("Location", "http://www.java2s.com");

    response.setContentType("text/html");
    return;/*from  w ww .jav  a 2  s.  c o  m*/
}

From source file:MyServlet.java

public void doGet(HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException {
    res.setContentType("text/plain");
    PrintWriter out = res.getWriter();
    count++;/*from w  w w. j  av  a  2s .  c o  m*/
    out.println("Since loading, this servlet has been accessed " + count + " times.");
}

From source file:com.berwickheights.spring.mvc.view.ResponseDataStreamView.java

@SuppressWarnings("unchecked")
@Override// w  w  w. java 2s  . c  om
public void render(Map model, HttpServletRequest request, HttpServletResponse response) throws Exception {
    response.setContentType(this.contentType);
    response.getWriter().write((String) model.get(KEY));
}

From source file:ste.web.beanshell.jetty.BeanShellUtils.java

public static void setup(final Interpreter interpreter, final HttpServletRequest request,
        final HttpServletResponse response) throws EvalError, IOException {
    ///*from w w  w  .  ja v  a 2  s  . co m*/
    // Set attributes as script variables
    //
    String k, key;
    for (Enumeration e = request.getAttributeNames(); e.hasMoreElements();) {
        k = (String) e.nextElement();
        key = normalizeVariableName(k);
        interpreter.set(key, request.getAttribute(k));
    }

    //
    // Set request parameters as script variables. Note that parameters
    // override attributes
    //
    for (Enumeration e = request.getParameterNames(); e.hasMoreElements();) {
        k = (String) e.nextElement();
        key = normalizeVariableName(k);
        interpreter.set(key, request.getParameter(k));
    }

    interpreter.set(VAR_REQUEST, request);
    interpreter.set(VAR_RESPONSE, response);
    interpreter.set(VAR_SESSION, request.getSession(false));
    interpreter.set(VAR_OUT, response.getWriter());
    interpreter.set(VAR_LOG, log);
    if (hasJSONBody(request)) {
        interpreter.set(VAR_BODY, getJSONBody(request.getInputStream()));
    }
}

From source file:Copyright.java

protected void doGet(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, java.io.IOException {

    java.io.PrintWriter out = response.getWriter();
    out.println("Copyright&copy; 2003-2004 Java Source and Support.");
    out.close();//from w  w  w . j  a  v a2  s  .  c  om

}

From source file:com.berrysys.ussdgw.HttpUtils.java

/**
 * Do post.//from   www.ja  va  2s . c  om
 *
 * @param req the req
 * @param resp the resp
 * @param dialogListener the dialog listener
 * @throws IOException Signals that an I/O exception has occurred.
 */
public static void doPost(HttpServletRequest req, HttpServletResponse resp, final DialogListener dialogListener)
        throws IOException {

    boolean available = GlobalNetworkInitiatedSemaphore.getInstance().getSemaphore().tryAcquire();

    if (!available) {
        queueFullLogic(resp);
        return;
    }

    final String ussdAppUrl = req.getHeader("ussd-app-url");

    log.trace(String.format("ussd-app-url: %s", ussdAppUrl));

    final String payload = getPayload(req);

    log.trace(String.format("payload: %s", payload));

    HawtDispatchUtil.getInstance().queueExecute(new Runnable() {

        @Override
        public void run() {
            processHttpRequest(payload, ussdAppUrl, dialogListener);
        }

    });

    String response = "Request received successfully.";

    resp.setContentType("text/html");
    resp.setStatus(HttpServletResponse.SC_OK);
    resp.getWriter().println(response);

}