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:com.jspcr.servlets.K2MServlet.java

/**
* Handles a GET request//from   w w w . j av  a 2  s. c o m
*/
public void doGet(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    // Set up for creating HTML output

    response.setContentType("text/html");
    PrintWriter out = response.getWriter();

    // Generate heading

    out.println("<html>" + "<head>" + "<title>Fuel Efficiency Conversion Chart</title>" + "</head>" + "<body>"
            + "<center>" + "<h1>Fuel Efficiency Conversion Chart</h1>"
            + "<table border='1' cellpadding='3' cellspacing='0'>" + "<tr>" + "<th>Kilometers per Liter</th>"
            + "<th>Miles per Gallon</th>" + "</tr>");

    // Generate table

    for (double kmpl = 5; kmpl <= 20; kmpl += 1.0) {
        double mpg = kmpl * CONVERSION_FACTOR;
        out.println("<tr>" + "<td align='right'>" + FMT.format(kmpl) + "</td>" + "<td align='right'>"
                + FMT.format(mpg) + "</td>" + "</tr>");
    }

    // Generate footer

    out.println("</table>" + "</center>" + "</body>" + "</html>");
}

From source file:org.blanco.gae.blog.BlogServlet.java

public void doGet(HttpServletRequest req, HttpServletResponse resp) throws IOException {
    try {//from   w w w. j a  v  a2  s  .com
        req.getRequestDispatcher("blog_form.jsp").forward(req, resp);
    } catch (ServletException e) {
        e.printStackTrace(resp.getWriter());
    }
}

From source file:com.antelink.sourcesquare.server.servlet.PublishServlet.java

@Override
public void doGet(HttpServletRequest request, HttpServletResponse response) {
    response.setContentType("application/json;charset=utf-8");
    Gson gson = new Gson();
    try {//from w  w w .j a v  a  2  s.co  m
        response.getWriter().append(gson.toJson(this.sourceSquareResult != null));
    } catch (IOException e) {
        logger.error("error getting the server state", e);
    }
}

From source file:com.kdab.daytona.Logger.java

@Override
public void doGet(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    PrintWriter out = response.getWriter();
    out.println("Use PUT to deliver content to notify");
    out.flush();//from  www . j  a  v  a  2s.c om
    out.close();
}

From source file:geo.controller.LoadDataServlet.java

/**
 * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
 * methods.//  ww w  . j  a  va 2  s.c o m
 *
 * @param request servlet request
 * @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("application/json");
    PrintWriter out = response.getWriter();

    try {
        ArrayList<Transaction> transactionList = TransactionDAO.getTransactionList();

        JSONArray jsonArray = new JSONArray();
        int index = 0;

        //hardcode to remove error in geocode
        for (int i = 0; i < transactionList.size(); i++) {
            if (transactionList.get(i).postalCode.equals("158744")) {
                continue;
            }
            jsonArray.add(index++, transactionList.get(i).getJSONObject());
        }

        out.println(jsonArray.toJSONString());

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

}

From source file:ModuleServlet.java

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

    response.setContentType("text/html");
    java.io.PrintWriter out = response.getWriter();
    out.println("<html><head>");
    RequestDispatcher dispatcher = request.getRequestDispatcher("/WEB-INF/functions.js");
    dispatcher.include(request, response);

    out.println("<title>Client Forms</title></head><body>");

    out.println("<h2>Enter Your Name and Email</h2>");
    out.println(/*  www. j  a va  2  s .c  o m*/
            "<form action=\"/home/displayHeaders.jsp\" name=\"entryForm\" onSubmit=\" return CheckEmail(this.email.value)\">");
    out.println("<table border=\"0\"><tr><td valign=\"top\">");
    out.println(
            "First and last name: </td>  <td valign=\"top\"><input type=\"text\" name=\"name\" size=\"20\"></td></tr>");
    out.println("<tr><td valign=\"top\">");
    out.println("Email: </td>  <td valign=\"top\"><input type=\"text\" name=\"email\" size=\"20\"></td>");
    out.println("<tr><td valign=\"top\"><input type=\"submit\" value=\"Submit\" ></td>");
    out.println("</tr></table></form>");

    out.println("</body></html>");

}

From source file:com.redoute.datamap.servlet.datamap.DeleteDatamap.java

/**
 * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
 * methods./*from w w  w . ja va  2 s  .  c om*/
 *
 * @param request servlet request
 * @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");
    PrintWriter out = response.getWriter();
    PolicyFactory policy = Sanitizers.FORMATTING.and(Sanitizers.LINKS);

    try {
        String name = policy.sanitize(request.getParameter("id"));

        ApplicationContext appContext = WebApplicationContextUtils
                .getWebApplicationContext(this.getServletContext());
        IDatamapService datamapService = appContext.getBean(IDatamapService.class);
        IFactoryDatamap factoryDatamap = appContext.getBean(IFactoryDatamap.class);

        Datamap sqlLib = factoryDatamap.create(Integer.valueOf(name), null, null, null, null, null, null, null,
                null, null);
        datamapService.deleteDatamap(sqlLib);

    } finally {
        out.close();
    }
}

From source file:fish.payara.examples.jdays2016.springboot.DataLoaderServlet.java

/**
 * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
 * methods./* w w  w.  j a v a2 s.c  o  m*/
 *
 * @param request servlet request
 * @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");
    try (PrintWriter out = response.getWriter()) {
        /* TODO output your page here. You may use following sample code. */
        out.println("<!DOCTYPE html>");
        out.println("<html>");
        out.println("<head>");
        out.println("<title>Servlet DataLoader</title>");
        out.println("</head>");
        out.println("<body>");
        out.println("<h1>Servlet DataLoader at " + request.getContextPath() + "</h1>");

        out.println("Loaded " + loader.parseFile(new File(request.getParameter("file"))) + "records");

        out.println("</body>");
        out.println("</html>");
    }
}

From source file:com.egreen.tesla.server.api.config.resolver.RequestResolver.java

private void sendErrorMessage(HttpServletResponse resp, String message) throws IOException {
    resp.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
    resp.getWriter().print("<html><head><title>Oops an error happened!</title></head>");
    resp.getWriter().print("<body>" + message + "!</body>");
    resp.getWriter().println("</html>");
}

From source file:com.ibm.ws.lars.rest.ErrorHandler.java

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

    response.setStatus(500);//  w  w w.  ja  v a  2s.c  o  m
    response.setContentType(MediaType.APPLICATION_JSON);
    PrintWriter printWriter = response.getWriter();
    JsonGenerator frontPageJsonGenerator = new JsonFactory().createGenerator(printWriter);
    frontPageJsonGenerator.setPrettyPrinter(new DefaultPrettyPrinter());

    frontPageJsonGenerator.writeStartObject();
    frontPageJsonGenerator.writeStringField("message",
            "Internal server error, please contact the server administrator");
    frontPageJsonGenerator.writeNumberField("statusCode", response.getStatus());
    frontPageJsonGenerator.writeEndObject();

    frontPageJsonGenerator.flush();
    frontPageJsonGenerator.close();
}