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  1. /*
  2. * To change this license header, choose License Headers in Project Properties.
  3. * To change this template file, choose Tools | Templates
  4. * and open the template in the editor.
  5. */
  6.  
  7.  
  8. import java.io.IOException;
  9. import java.io.PrintWriter;
  10. import java.sql.Connection;
  11. import java.sql.DriverManager;
  12. import java.sql.ResultSet;
  13. import java.sql.Statement;
  14. import java.util.logging.Level;
  15. import java.util.logging.Logger;
  16. import javax.servlet.RequestDispatcher;
  17. import javax.servlet.ServletException;
  18. import javax.servlet.annotation.WebServlet;
  19. import javax.servlet.http.HttpServlet;
  20. import javax.servlet.http.HttpServletRequest;
  21. import javax.servlet.http.HttpServletResponse;
  22.  
  23. /**
  24. *
  25. * @author Anton Söderberg
  26. */
  27. @WebServlet(urlPatterns = {"/getServlet"})
  28. public class getServlet extends HttpServlet {
  29.  
  30. Connection conn;
  31. Statement stmt;
  32. String datum;
  33.  
  34. String dburl = "jdbc:mysql://localhost:3306/oru?zeroDateTimeBehavior=convertToNull";
  35. String Username = "root";
  36. String PassWord = "";
  37. /**
  38. * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
  39. * methods.
  40. *
  41. * @param request servlet request
  42. * @param response servlet response
  43. * @throws ServletException if a servlet-specific error occurs
  44. * @throws IOException if an I/O error occurs
  45. */
  46. protected void processRequest(HttpServletRequest request, HttpServletResponse response)
  47. throws ServletException, IOException {
  48. response.setContentType("text/html;charset=UTF-8");
  49. try (PrintWriter out = response.getWriter()) {
  50. datum = request.getParameter("valjDatum");
  51. /* TODO output your page here. You may use following sample code. */
  52.  
  53. Class.forName("com.mysql.jdbc.Driver");
  54. conn = DriverManager.getConnection(dburl, Username, PassWord);
  55. stmt = conn.createStatement();
  56. String query = "select * from mote where datum ='"+datum+"'";
  57. ResultSet rs = stmt.executeQuery(query);
  58. out.println("<h1> Här presenteras alla möten under valt datum</h1>");
  59. out.println("<button onclick=goBack()>Go Back");
  60. out.println("</button>");
  61. out.println("<script>");
  62. out.println("function goBack() {");
  63. out.println("window.history.back()");
  64. out.println("}");
  65. out.println("</script>");
  66.  
  67. while (rs.next()) {
  68. String titel = rs.getString("title");
  69. String plats = rs.getString("plats");
  70. String tid = rs.getString("tid");
  71. String ettDatum = rs.getString("datum");
  72.  
  73.  
  74. out.println("<!DOCTYPE html>");
  75. out.println("<html>");
  76. out.println("<head>");
  77. out.println("<title>Info om möte</title>");
  78. out.println("</head>");
  79. out.println("<body>");
  80.  
  81.  
  82. out.println("<h1>Datum: "+ettDatum+" Tid: "+tid+" <br>Titel: "+titel+" Plats: "+plats+"!</h1>");
  83.  
  84. out.println("</body>");
  85. out.println("</html>");
  86. }//response.sendRedirect("index.html");
  87. //RequestDispatcher rd = request.getRequestDispatcher("index.html");
  88. //rd.include(request, response);
  89. } catch (Exception e){
  90. e.printStackTrace();
  91. }
  92. }
  93.  
  94. // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
  95. /**
  96. * Handles the HTTP <code>GET</code> method.
  97. *
  98. * @param request servlet request
  99. * @param response servlet response
  100. * @throws ServletException if a servlet-specific error occurs
  101. * @throws IOException if an I/O error occurs
  102. */
  103. @Override
  104. protected void doGet(HttpServletRequest request, HttpServletResponse response)
  105. throws ServletException, IOException {
  106. processRequest(request, response);
  107. }
  108.  
  109. /**
  110. * Handles the HTTP <code>POST</code> method.
  111. *
  112. * @param request servlet request
  113. * @param response servlet response
  114. * @throws ServletException if a servlet-specific error occurs
  115. * @throws IOException if an I/O error occurs
  116. */
  117. @Override
  118. protected void doPost(HttpServletRequest request, HttpServletResponse response)
  119. throws ServletException, IOException {
  120. processRequest(request, response);
  121.  
  122. }
  123.  
  124. /**
  125. * Returns a short description of the servlet.
  126. *
  127. * @return a String containing servlet description
  128. */
  129. @Override
  130. public String getServletInfo() {
  131. return "Short description";
  132. }// </editor-fold>
  133.  
  134. }
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