Java tutorial
/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ import java.io.IOException; import java.io.PrintWriter; import java.util.ArrayList; import javax.servlet.RequestDispatcher; import javax.servlet.ServletException; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import javax.servlet.http.HttpSession; import model.Admin; import model.Doctor; import model.DoctorAppointment; import org.hibernate.Criteria; import org.hibernate.HibernateException; import org.hibernate.Session; import org.hibernate.SessionFactory; import org.hibernate.Transaction; import org.hibernate.criterion.Restrictions; /** * * @author rishabh */ public class admin_add_doctors 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("text/html;charset=UTF-8"); PrintWriter out = response.getWriter(); try { SessionFactory sf = HibernateUtil.getSessionFactory(); Session ss = sf.openSession(); Transaction tr = ss.beginTransaction(); HttpSession hs = request.getSession(); if (hs.getAttribute("admin") != null) { Admin a = (Admin) hs.getAttribute("admin"); if (request.getParameter("status") != null && request.getParameter("dId") != null) { int apid = Integer.parseInt(request.getParameter("dId")); Doctor doc1 = (Doctor) ss.get(Doctor.class, apid); if (request.getParameter("status").equals("approve")) { doc1.setStatus("ACTIVE"); ss.update(doc1); String subject = "Your Appointment is Approved.!"; String content = "Hi, Dr." + doc1.getDFirstname() + " " + doc1.getDLastname() + "\n" + "Your Request has been approved by Admin" + ".\n"; String mail = doc1.getEmailId(); String[] recipients = new String[] { mail }; //String[] bccRecipients = new String[]{"sunilkotadiya777@gmail.com"}; if (new MailUtil().sendMail(recipients, subject, content)) { } request.setAttribute("msg", "Appointment accepted..!"); } else if (request.getParameter("status").equals("reject")) { doc1.setStatus("REJECTED"); ss.update(doc1); String subject = "Your Request is Rejected.!"; String content = "Hi, " + doc1.getDFirstname() + " " + doc1.getDLastname() + "Your Request to join Cardiac Countermeasure has been rejected by admin" + ".\n anil "; String mail = doc1.getEmailId(); String[] recipients = new String[] { mail }; //String[] bccRecipients = new String[]{"sunilkotadiya777@gmail.com"}; if (new MailUtil().sendMail(recipients, subject, content)) { } request.setAttribute("msg", "Appointment rejected..!"); } } Criteria cr = ss.createCriteria(Doctor.class); //cr.add(Restrictions.eq("dId", a)); cr.add(Restrictions.eq("status", "not_active")); ArrayList<Doctor> da = (ArrayList<Doctor>) cr.list(); if (da.size() > 0) { request.setAttribute("da", da); } tr.commit(); RequestDispatcher rd = request.getRequestDispatcher("admin_add_doctors.jsp"); rd.forward(request, response); } else { tr.commit(); RequestDispatcher rd = request.getRequestDispatcher("login.jsp"); rd.forward(request, response); } } catch (HibernateException he) { out.println(he.getMessage()); } finally { out.close(); } } // <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> }