sit.bank.servlet.AccountCmdServlet.java Source code

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Here is the source code for sit.bank.servlet.AccountCmdServlet.java

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/*
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 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package sit.bank.servlet;

import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.json.JSONObject;
import sit.bank.model.Account;
import sit.bank.model.ThaiBaht;

/**
 *
 * @author chakree30584
 */
public class AccountCmdServlet extends HttpServlet {

    /**
     * Processes requests for both HTTP <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("application/json;charset=UTF-8");
        String cmd = request.getParameter("cmd");
        JSONObject json = new JSONObject();
        if (cmd.equals("deposit")) {
            String accId = request.getParameter("accId");
            String amt = request.getParameter("amt");
            Account ac = Account.findByAccountId(Long.parseLong(accId));
            if (ac.deposit(Double.parseDouble(amt))) {
                json.put("result", 1);
            }
        } else if (cmd.equals("withdraw")) {
            String accId = request.getParameter("accId");
            String amt = request.getParameter("amt");
            Account ac = Account.findByAccountId(Long.parseLong(accId));
            if (ac.withdraw(Double.parseDouble(amt))) {
                json.put("result", 1);
            }
        } else if (cmd.equals("transfer")) {
            String saccId = request.getParameter("sourceaccId");
            String daccId = request.getParameter("destaccId");
            String amt = request.getParameter("amt");
            if (Account.transfer(Double.parseDouble(amt), Long.parseLong(saccId), Long.parseLong(daccId))) {
                json.put("result", 1);
            }
        }
        try (PrintWriter out = response.getWriter()) {
            out.print(json);
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP <code>POST</code> method.
     *
     * @param request servlet request
     * @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 {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>

}