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:TestServlet.java

/**
 * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
 * methods./*from w  ww  . j a  v  a 2  s  .co  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");
    PrintWriter out = response.getWriter();
    try {
        /* 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 TestServlet</title>");
        out.println("</head>");
        out.println("<body>");
        out.println("<h1>Servlet TestServlet at " + request.getContextPath() + "</h1>");
        out.println("</body>");
        out.println("</html>");
    } finally {
        out.close();
    }
}

From source file:com.mykarsol.appconnectivity.imageload.java

/**
 * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
 * methods.//from w  ww .  ja  v  a 2s.  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. */

    }
}

From source file:com.student.manager.servlet.RegistrationServlet.java

/**
 * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
 * methods./*from w  w  w. ja  va2  s .com*/
 *
 * @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 StudentRegistration</title>");
        out.println("</head>");
        out.println("<body>");
        out.println("<h1>Servlet StudentRegistration at " + request.getContextPath() + "</h1>");
        out.println("</body>");
        out.println("</html>");
    }
}

From source file:org.sample.nonblocking.WriteTestServlet.java

/**
 * Processes requests for both HTTP/*from  w ww .  j  a  v  a  2 s .  c o  m*/
 * <code>GET</code> and
 * <code>POST</code> methods.
 *
 * @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()) {
        out.println("<!DOCTYPE html>");
        out.println("<html>");
        out.println("<head>");
        out.println("<title>Servlet WriteServlet</title>");
        out.println("</head>");
        out.println("<body>");
        out.println("<h1>Servlet WriteServlet at " + request.getContextPath() + "</h1>");

        AsyncContext context = request.startAsync();
        ServletOutputStream output = response.getOutputStream();
        output.setWriteListener(new MyWriteListener(output, context));

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

From source file:com.Accenture.Java.NewServlet.java

/**
 * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
 * methods./*from  www  .j av a  2  s. co  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 NewServlet</title>");
        out.println("</head>");
        out.println("<body>");
        out.println("<h1>Servlet NewServlet at " + request.getContextPath() + "</h1>");
        out.println("</body>");
        out.println("</html>");
    }
}

From source file:com.redoute.datamap.servlet.picture.DeletePicture.java

/**
 * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
 * methods./*  ww w  .  j av  a  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());
        IPictureService datamapService = appContext.getBean(IPictureService.class);
        IFactoryPicture factoryPicture = appContext.getBean(IFactoryPicture.class);

        Picture sqlLib = factoryPicture.create(Integer.valueOf(name), null, null, null, null);
        datamapService.deletePicture(sqlLib);
        response.sendRedirect("Datamap.jsp");
    } finally {
        out.close();
    }
}

From source file:com.bluelotussoftware.apache.commons.fileupload.example.CommonsFileUploadServlet.java

@Override
protected void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    PrintWriter out = response.getWriter();
    response.setContentType("text/html");
    log("Content-Type: " + request.getContentType());

    DiskFileItemFactory fileItemFactory = new DiskFileItemFactory();
    /*/* www .  j  a v a 2s  .c o  m*/
     *Set the size threshold, above which content will be stored on disk.
     */
    fileItemFactory.setSizeThreshold(10 * 1024 * 1024); //10 MB
    /*
    * Set the temporary directory to store the uploaded files of size above threshold.
    */
    fileItemFactory.setRepository(tmpDir);

    ServletFileUpload uploadHandler = new ServletFileUpload(fileItemFactory);
    try {
        /*
         * Parse the request
         */
        List items = uploadHandler.parseRequest(request);
        log("FileItems: " + items.toString());
        Iterator itr = items.iterator();
        while (itr.hasNext()) {

            FileItem item = (FileItem) itr.next();
            /*
             * Handle Form Fields.
             */
            if (item.isFormField()) {
                out.println("File Name = " + item.getFieldName() + ", Value = " + item.getString());
            } else {
                //Handle Uploaded files.
                out.println("<html><head><title>CommonsFileUploadServlet</title></head><body><p>");
                out.println("Field Name = " + item.getFieldName() + "\nFile Name = " + item.getName()
                        + "\nContent type = " + item.getContentType() + "\nFile Size = " + item.getSize());
                out.println("</p>");
                out.println("<img src=\"" + request.getContextPath() + "/files/" + item.getName() + "\"/>");
                out.println("</body></html>");
                /*
                 * Write file to the ultimate location.
                 */
                File file = new File(destinationDir, item.getName());
                item.write(file);
            }
            out.close();
        }
    } catch (FileUploadException ex) {
        log("Error encountered while parsing the request", ex);
    } catch (Exception ex) {
        log("Error encountered while uploading file", ex);
    }
}

From source file:com.splout.db.examples.PageCountsTrendingServlet.java

@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {

    long now = System.currentTimeMillis();
    if (cachedString != null && (now - cachedFrom) < CACHE_FOR) {
        resp.getWriter().write(cachedString);
        log.info("Returning XML content from cache.");
        return;// w  ww  .  j  a va 2  s .c  o m
    }

    HttpRequest trendReq = requestFactory
            .buildGetRequest(new GenericUrl("http://www.trendingtopics.org/pages.xml?page=1"));
    cachedString = SploutClient.asString(trendReq.execute().getContent());
    log.info("Got XML content from trendingtopics: " + cachedString);
    cachedFrom = System.currentTimeMillis();

    resp.getWriter().write(cachedString);
}

From source file:CPD4414Assign3.ProductServlet.java

@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException {
    try (PrintWriter out = response.getWriter()) {
        Connection conn = getConnection();
        Statement stmt = conn.createStatement();

        if (!request.getParameterNames().hasMoreElements()) {
            out.println(getResults("SELECT * FROM product"));
        } else {//from   ww w  .j a  v  a 2s.  c o  m
            if (request.getParameter("productID") == null) {
                out.println(getResults("SELECT * FROM product ORDER BY productID DESC LIMIT 1"));
            } else {
                int id = Integer.parseInt(request.getParameter("productID"));
                out.println(getResults("SELECT * FROM product WHERE productID = ?", String.valueOf(id)));
            }
        }
    } catch (SQLException ex) {
        Logger.getLogger(ProductServlet.class.getName()).log(Level.SEVERE, null, ex);
    }
}

From source file:forseti.JUploadFichero.java

protected void processRequest(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    response.setContentType("text/html");
    PrintWriter out = response.getWriter();
    out.println("<html>");
    out.println("<head>");
    out.println("<title>Forseti</title>");
    out.println("</head>");
    out.println("<body>");

    //System.out.println("Comenzamos procesamiento ficheros");

    procesaFicheros(request, out);/*w  w w  . ja  v a 2s.  c  o m*/

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

    out.close();
}