probleme theConnection is null

src/java/com/test/bdd/ClientMysql.java

@@ -15,19 +15,19 @@ import javabeans.Client;
 public class ClientMysql {
     
     private final Connection theConnection=Connexion.getConnect("10.121.38.104", "bdclient", "adminBDClient", "mdpBDClient");
+
     
     public void create(String nom, String prenom, String mail) throws SQLException{
         try {
-            String sql = "INSERT INTO Client(nom, prenom, mail) VALUES (?, ?, ?)";
+            String sql = "INSERT INTO client(nom, prenom, mail) VALUES (?, ?, ?)";
             try (PreparedStatement createStmt = theConnection.prepareStatement(sql)) {
-                createStmt.setString(2, nom);
+                createStmt.setString(1, nom);
-                createStmt.setString(3, prenom);
+                createStmt.setString(2, prenom);
-                createStmt.setString(4, mail);
+                createStmt.setString(3, mail);
                 createStmt.executeUpdate();
                 System.out.println("Un client a été ajouté !");
             }
 }
-            
             catch (SQLException ex) {
             System.out.println("SQLExeption : " + ex.getMessage());
             System.out.println("SQLState : " + ex.getSQLState());
@@ -41,7 +41,7 @@ public class ClientMysql {
         Client leClient = null;
         
         try {
-            String sql = "SELECT * FROM Client WHERE id=?";
+            String sql = "SELECT * FROM client WHERE id=?";
             try (PreparedStatement readStmt = theConnection.prepareStatement(sql)) {
                 readStmt.setInt(1, id);
                 ResultSet result = readStmt.executeQuery();
@@ -64,7 +64,7 @@ public class ClientMysql {
         
     public void update(int id, String nom, String prenom, String mail) throws SQLException{
         try {
-            String sql = "UPDATE Client SET nom=?, prenom=?, mail=? WHERE id=?";
+            String sql = "UPDATE client SET nom=?, prenom=?, mail=? WHERE id=?";
             try (PreparedStatement updateStmt = theConnection.prepareStatement(sql)) {
                 updateStmt.setInt(1, id);
                 updateStmt.setString(2, nom);
@@ -84,9 +84,10 @@ public class ClientMysql {
         
     public void delete(int id) throws SQLException{
         try {
-            String sql = "DELETE FROM Client WHERE id=?";
+            String sql = "DELETE FROM client WHERE id=?";
             PreparedStatement deleteStmt = theConnection.prepareStatement(sql);
             deleteStmt.setInt(1, id);
+            deleteStmt.executeQuery();
         }
         catch (SQLException ex) {
             System.out.println("SQLExeption : " + ex.getMessage());
@@ -101,7 +102,7 @@ public List<Client> readAll(){
     List<Client> lesClients = new ArrayList<>();
 
     // Loop through all IDs and retrieve each client
-        String sql = "SELECT * FROM Client;";
+        String sql = "SELECT * FROM client;";
             try (PreparedStatement readStmt = theConnection.prepareStatement(sql)) {
                 ResultSet result = readStmt.executeQuery();
                 while (result.next())

src/java/com/test/bdd/Connexion.java

@@ -36,7 +36,7 @@ public class Connexion {
       
       // 3. Connexion
       connect = (Connection) DriverManager.getConnection(url, user, passwd);
-      System.out.println("Connexion réussie !");      
+      System.out.println("Connexion réussie!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !");      
            
     } catch (Exception e) {        
       e.printStackTrace();
@@ -52,7 +52,7 @@ public class Connexion {
      * @return connection établie
      */  
     public static Connection getConnect(String serveur, String bdd, String nomUtil, String mdp) {
-        System.out.println("getConnect");
+        System.out.println("getConnect000000000000000000000");
         if (connect == null) {
             new Connexion(serveur, bdd, nomUtil, mdp);
         }

src/java/gestionClient/NouveauServlet.java

@@ -4,12 +4,17 @@
  */
 package gestionClient;
 
+import com.test.bdd.ClientMysql;
 import java.io.IOException;
 import java.io.PrintWriter;
 import jakarta.servlet.ServletException;
 import jakarta.servlet.http.HttpServlet;
 import jakarta.servlet.http.HttpServletRequest;
 import jakarta.servlet.http.HttpServletResponse;
+import java.sql.SQLException;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+import javabeans.Client;
 
 /**
  *
@@ -69,7 +74,18 @@ public class NouveauServlet extends HttpServlet {
     @Override
     protected void doPost(HttpServletRequest request, HttpServletResponse response)
             throws ServletException, IOException {
-        processRequest(request, response);
+        String nom = request.getParameter("fnom");
+        String prenom = request.getParameter("fprenom");
+        String mail = request.getParameter("fmail");
+        ClientMysql Cli = new ClientMysql();
+        try {
+            Cli.create(nom, prenom, mail);
+        } catch (SQLException ex) {
+            Logger.getLogger(NouveauServlet.class.getName()).log(Level.SEVERE, null, ex);
+        }
+        
+
+        //processRequest(request, response);
     
     }
     

web/WEB-INF/accueilVue.jsp

@@ -7,7 +7,7 @@
 <%@page contentType="text/html" pageEncoding="UTF-8"%>
 <%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
 
-ezg
+
 <!DOCTYPE html>
 <html>
     <head>

web/WEB-INF/nouveauClientVue.jsp

@@ -18,7 +18,7 @@
         <%@include file="jspf/menuClient.jspf" %>
         <h2>Nouveau client</h2>
         <p>Page en construction</p>
-        <form action="action" method="post">
+        <form action="nouveauClient" method="post">
             <label for="nom">Nom : </label>
             <input type="text" id="fnom" name="ztNom" required="required"><br><br>
             <label for="nom">Prénom : </label>

web/WEB-INF/web.xml

@@ -2,7 +2,7 @@
 <web-app version="6.0" xmlns="https://jakarta.ee/xml/ns/jakartaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="https://jakarta.ee/xml/ns/jakartaee https://jakarta.ee/xml/ns/jakartaee/web-app_6_0.xsd">
     <servlet>
         <servlet-name>ListeServlet</servlet-name>
-        <servlet-class>ListeServlet</servlet-class>
+        <servlet-class>gestionClient.ListeServlet</servlet-class>
     </servlet>
     <servlet>
         <servlet-name>AccueilServlet</servlet-name>