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 | import javax.servlet.*;
import javax.servlet.http.*;
import java.io.*;
import java.util.*;
import java.sql.*;
public class Enseignant extends HttpServlet {
 
  public void doPost(HttpServletRequest req, HttpServletResponse res) throws
      ServletException, IOException {
 
//les paramètres
 
    String iden = req.getParameter("iden").trim();
    String ecven = req.getParameter("ecven").trim();
    String nomen = req.getParameter("nomen").trim();
    String pnomen = req.getParameter("pnomen").trim();
    String doben = req.getParameter("doben").trim();
    String poben = req.getParameter("poben").trim();
    String natioen = req.getParameter("natioen").trim();
    String adren = req.getParameter("adren").trim();
    String telen = req.getParameter("telen").trim();
    String melen = req.getParameter("melen").trim();
    String fen = req.getParameter("fen").trim();
    String staten = req.getParameter("staten").trim();
    String graden = req.getParameter("graden").trim();
    String etaborgen = req.getParameter("etaborgen").trim();
    String datrecen = req.getParameter("datrecen").trim();
 
    boolean proceed = false;
 
    if (iden != null && ecven != null && nomen != null && pnomen != null &&
        doben != null && poben != null && poben != null && natioen != null &&
        adren != null && telen != null && melen != null && fen != null && staten != null
        && graden != null && etaborgen != null && datrecen != null )
      if (iden.length() > 0 &&
          ecven.length() > 0 &&
          nomen.length() > 0 &&
          pnomen.length() > 0 &&
          doben.length() > 0 &&
          poben.length() > 0 &&
          natioen.length() > 0 &&
          adren.length() > 0 &&
          telen.length() > 0 &&
          melen.length() > 0 &&
          fen.length() > 0 &&
          staten.length() > 0 &&
          graden.length() > 0 &&
          etaborgen.length() > 0 &&
          datrecen.length()>0)
 
        proceed = true;
//connexion à la base
    Connection con = null;
    PreparedStatement instruction = null;
    Statement st = null;
 
    try {
      Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
      con = DriverManager.getConnection("jdbc:odbc:enpedb", "", "");
      String requete = "update enseignant set iden='"+iden+"',ecven='"+ecven+"',nomen='"+nomen+"',pnomen='"+pnomen+"',doben='"+doben+"',poben='"+poben+"',natioen='"+natioen+"',adren='"+adren+"',telen='"+telen+"',melen='"+melen+"',fcten='"+fen+"',statu='"+staten+"',grad='"+graden+"',eorg='"+etaborgen+"',datrec='"+datrecen+"' where iden='"+iden+"')";
      instruction = con.prepareStatement(requete);
      st = con.createStatement();
      if (proceed) {
 
        instruction.setString(1, iden);
        instruction.setString(2, ecven);
        instruction.setString(3, nomen);
        instruction.setString(4, pnomen);
        instruction.setString(5, doben);
        instruction.setString(6, poben);
        instruction.setString(7, natioen);
        instruction.setString(8, adren);
        instruction.setString(9, telen);
        instruction.setString(10, melen);
        instruction.setString(11, fen);
        instruction.setString(12, staten);
        instruction.setString(13, graden);
        instruction.setString(14, etaborgen);
        instruction.setString(15, datrecen);
 
        instruction.executeUpdate();
      }
    }
 
    catch (ClassNotFoundException e) {
      throw new ServletException();
    }
    catch (SQLException e) {throw new ServletException();}
 
    finally{
            try{
            if(con !=null)con.close();
            if(st !=null)st.close();
            if(instruction !=null)instruction.close();
            }
          catch(SQLException e){}
    }
  }} | 
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