Erreur de connexion Login

Erreur de syntaxe pres de WHERE

5 mars 2022 à 21:02:52

bonjour chère membre, je suis nouveau dans le développement java et je suis bloque sur ma fentre LOGIN qui affiche de message d'erreur de la syntaxe vérification des données saisies.

package Base_de_donnee;

import Application.BDD;

import Application.parameter;

import java.sql.*;

import java.sql.SQLException;

import java.util.logging.Level;

import java.util.logging.Logger;

import javax.swing.JOptionPane;

public class Login extends javax.swing.JFrame {

//declarations

ResultSet rs;

BDD db;

String username1, password1, hak;

public Login() {

db = new BDD(new parameter().HOST_DB, new parameter().USERNAME_DB, new parameter()

.PASSWORD_DB, new parameter().IPHOST, new parameter().PORT);

initComponents();

}

/**

* This method is called from within the constructor to initialize the form.

* WARNING: Do NOT modify this code. The content of this method is always

* regenerated by the Form Editor.

@SuppressWarnings("unchecked")

// <editor-fold defaultstate="collapsed" desc="Generated Code">

private void initComponents() {

jLabel1 = new javax.swing.JLabel();

jLabel2 = new javax.swing.JLabel();

txt_username = new javax.swing.JTextField();

jLabel3 = new javax.swing.JLabel();

txt_password = new javax.swing.JTextField();

jButton1 = new javax.swing.JButton();

jButton2 = new javax.swing.JButton();

setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);

getContentPane().setLayout(null);

jLabel1.setFont(new java.awt.Font("Times New Roman", 3, 48)); // NOI18N

jLabel1.setText("LOGIN");

getContentPane().add(jLabel1);

jLabel1.setBounds(210, 30, 169, 59);

jLabel2.setFont(new java.awt.Font("Times New Roman", 3, 24)); // NOI18N

jLabel2.setText("User Name :");

getContentPane().add(jLabel2);

jLabel2.setBounds(42, 133, 167, 40);

txt_username.setFont(new java.awt.Font("Times New Roman", 0, 18)); // NOI18N

getContentPane().add(txt_username);

txt_username.setBounds(329, 135, 178, 40);

jLabel3.setFont(new java.awt.Font("Times New Roman", 3, 24)); // NOI18N

jLabel3.setText("Password :");

getContentPane().add(jLabel3);

jLabel3.setBounds(42, 217, 157, 39);

txt_password.setFont(new java.awt.Font("Times New Roman", 0, 18)); // NOI18N

getContentPane().add(txt_password);

txt_password.setBounds(329, 217, 178, 39);

jButton1.setFont(new java.awt.Font("Times New Roman", 1, 18)); // NOI18N

jButton1.setText("Login");

jButton1.addActionListener(new java.awt.event.ActionListener() {

public void actionPerformed(java.awt.event.ActionEvent evt) {

jButton1ActionPerformed(evt);

}

});

getContentPane().add(jButton1);

jButton1.setBounds(110, 340, 130, 50);

jButton2.setFont(new java.awt.Font("Times New Roman", 1, 18)); // NOI18N

jButton2.setText("Fermer");

jButton2.addActionListener(new java.awt.event.ActionListener() {

public void actionPerformed(java.awt.event.ActionEvent evt) {

jButton2ActionPerformed(evt);

}

});

getContentPane().add(jButton2);

jButton2.setBounds(310, 340, 110, 50);

pack();

}// </editor-fold>

private void jButton2ActionPerformed(java.awt.event.ActionEvent evt) {

dispose();

}

private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {

rs = db.querySelectAll("utilisateur", "username='" + txt_username.getText() + "' and password='" + txt_password.getText() + "'");

try {

while (rs.next()) {

username1 = rs.getString("username");

password1 = rs.getString("password");

hak = rs.getString("type");

}

} catch (SQLException ex) {

Logger.getLogger(Login.class.getName()).log(Level.SEVERE, null, ex);

}

if (username1 == null && password1 == null) {

JOptionPane.showMessageDialog(this, "le nom utilisateur ou le mots de pass est incorrect");

} else {

if (hak.equals("directeur")) {

Principale h = new Principale();

h.setVisible(true);

this.dispose();

} else {

Caissier k = new Caissier();

k.setVisible(true);

this.dispose();

}

/**

* @param args the command line arguments

public static void main(String args[]) {

/* Set the Nimbus look and feel */

//<editor-fold defaultstate="collapsed" desc=" Look and feel setting code (optional) ">

/* If Nimbus (introduced in Java SE 6) is not available, stay with the default look and feel.

* For details see http://download.oracle.com/javase/tutorial/uiswing/lookandfeel/plaf.html

try {

for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) {

if ("Nimbus".equals(info.getName())) {

javax.swing.UIManager.setLookAndFeel(info.getClassName());

break;

}

} catch (ClassNotFoundException ex) {

java.util.logging.Logger.getLogger(Login.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);

} catch (InstantiationException ex) {

java.util.logging.Logger.getLogger(Login.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);

} catch (IllegalAccessException ex) {

java.util.logging.Logger.getLogger(Login.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);

} catch (javax.swing.UnsupportedLookAndFeelException ex) {

java.util.logging.Logger.getLogger(Login.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);

}

//</editor-fold>

/* Create and display the form */

java.awt.EventQueue.invokeLater(new Runnable() {

public void run() {

new Login().setVisible(true);

}

});

}

// Variables declaration - do not modify

private javax.swing.JButton jButton1;

private javax.swing.JButton jButton2;

private javax.swing.JLabel jLabel1;

private javax.swing.JLabel jLabel2;

private javax.swing.JLabel jLabel3;

private javax.swing.JTextField txt_password;

private javax.swing.JTextField txt_username;

// End of variables declaration

}

Merci d'avance.

AbcAbc6

5 mars 2022 à 21:07:42

Bonjour,

Le message qui suit est une réponse automatique activée par un membre de l'équipe. Les réponses automatiques leur permettent d'éviter d'avoir à répéter de nombreuses fois la même chose, ce qui leur fait gagner du temps et leur permet de s'occuper des sujets qui méritent plus d'attention.
Nous sommes néanmoins ouverts et si vous avez une question ou une remarque, n'hésitez pas à contacter la personne en question par Message Privé.
Pour plus d'informations, nous vous invitons à lire les règles générales du forum

Merci de colorer votre code à l'aide du bouton Code

Les forums d'Openclassrooms disposent d'une fonctionnalité permettant de colorer et mettre en forme les codes source afin de les rendre plus lisibles et faciles à manipuler par les intervenants. Pour cela, il faut utiliser le bouton Code de l'éditeur, choisir un des langages proposés et coller votre code dans la zone prévue. Si vous utilisez l'éditeur de messages en mode Markdown, il faut utiliser les balises <pre class="brush: java;">Votre code ici</pre>.

Merci de modifier votre message d'origine en fonction.

Liens conseillés

dialloabdoulkarim12

5 mars 2022 à 21:15:32

package Base_de_donnee;

import Application.BDD;
import Application.parameter;
import java.sql.*;
import java.sql.SQLException;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.swing.JOptionPane;

public class Login extends javax.swing.JFrame {

   //declarations
    
    ResultSet rs;
        BDD db;
        String username1, password1, hak;
        
        
    
    public Login() {
        
    db = new BDD(new parameter().HOST_DB, new parameter().USERNAME_DB, new parameter()
            .PASSWORD_DB, new parameter().IPHOST, new parameter().PORT);   
        initComponents();
    }

    /**
     * This method is called from within the constructor to initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is always
     * regenerated by the Form Editor.
     */
    @SuppressWarnings("unchecked")
    // <editor-fold defaultstate="collapsed" desc="Generated Code">                          
    private void initComponents() {

        jLabel1 = new javax.swing.JLabel();
        jLabel2 = new javax.swing.JLabel();
        txt_username = new javax.swing.JTextField();
        jLabel3 = new javax.swing.JLabel();
        txt_password = new javax.swing.JTextField();
        jButton1 = new javax.swing.JButton();
        jButton2 = new javax.swing.JButton();

        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
        getContentPane().setLayout(null);

        jLabel1.setFont(new java.awt.Font("Times New Roman", 3, 48)); // NOI18N
        jLabel1.setText("LOGIN");
        getContentPane().add(jLabel1);
        jLabel1.setBounds(210, 30, 169, 59);

        jLabel2.setFont(new java.awt.Font("Times New Roman", 3, 24)); // NOI18N
        jLabel2.setText("User Name    :");
        getContentPane().add(jLabel2);
        jLabel2.setBounds(42, 133, 167, 40);

        txt_username.setFont(new java.awt.Font("Times New Roman", 0, 18)); // NOI18N
        getContentPane().add(txt_username);
        txt_username.setBounds(329, 135, 178, 40);

        jLabel3.setFont(new java.awt.Font("Times New Roman", 3, 24)); // NOI18N
        jLabel3.setText("Password       :");
        getContentPane().add(jLabel3);
        jLabel3.setBounds(42, 217, 157, 39);

        txt_password.setFont(new java.awt.Font("Times New Roman", 0, 18)); // NOI18N
        getContentPane().add(txt_password);
        txt_password.setBounds(329, 217, 178, 39);

        jButton1.setFont(new java.awt.Font("Times New Roman", 1, 18)); // NOI18N
        jButton1.setText("Login");
        jButton1.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton1ActionPerformed(evt);
            }
        });
        getContentPane().add(jButton1);
        jButton1.setBounds(110, 340, 130, 50);

        jButton2.setFont(new java.awt.Font("Times New Roman", 1, 18)); // NOI18N
        jButton2.setText("Fermer");
        jButton2.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton2ActionPerformed(evt);
            }
        });
        getContentPane().add(jButton2);
        jButton2.setBounds(310, 340, 110, 50);

        pack();
    }// </editor-fold>                        

    private void jButton2ActionPerformed(java.awt.event.ActionEvent evt) {                                         
        dispose();
    }                                        

    private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {                                         
        
    rs = db.querySelectAll("utilisateur", "username='" + txt_username.getText() + "' and password='" + txt_password.getText() + "'");
        try {
            while (rs.next()) {
                username1 = rs.getString("username");
                password1 = rs.getString("password");
                hak = rs.getString("type");
            }
        } catch (SQLException ex) {
            Logger.getLogger(Login.class.getName()).log(Level.SEVERE, null, ex);
        }

        if (username1 == null && password1 == null) {
            JOptionPane.showMessageDialog(this, "le nom utilisateur ou le mots de pass est incorrect");
        } else {
            if (hak.equals("directeur")) {
                Principale h = new Principale();
                h.setVisible(true);
                this.dispose();
            } else {
                Caissier k = new Caissier();
                k.setVisible(true);
                this.dispose();
            }
        }
    }                                        

    /**
     * @param args the command line arguments
     */
    public static void main(String args[]) {
        /* Set the Nimbus look and feel */
        //<editor-fold defaultstate="collapsed" desc=" Look and feel setting code (optional) ">
        /* If Nimbus (introduced in Java SE 6) is not available, stay with the default look and feel.
         * For details see http://download.oracle.com/javase/tutorial/uiswing/lookandfeel/plaf.html 
         */
        try {
            for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) {
                if ("Nimbus".equals(info.getName())) {
                    javax.swing.UIManager.setLookAndFeel(info.getClassName());
                    break;
                }
            }
        } catch (ClassNotFoundException ex) {
            java.util.logging.Logger.getLogger(Login.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        } catch (InstantiationException ex) {
            java.util.logging.Logger.getLogger(Login.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        } catch (IllegalAccessException ex) {
            java.util.logging.Logger.getLogger(Login.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        } catch (javax.swing.UnsupportedLookAndFeelException ex) {
            java.util.logging.Logger.getLogger(Login.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        }
        //</editor-fold>

        /* Create and display the form */
        java.awt.EventQueue.invokeLater(new Runnable() {
            public void run() {
                new Login().setVisible(true);
            }
        });
    }

    // Variables declaration - do not modify                     
    private javax.swing.JButton jButton1;
    private javax.swing.JButton jButton2;
    private javax.swing.JLabel jLabel1;
    private javax.swing.JLabel jLabel2;
    private javax.swing.JLabel jLabel3;
    private javax.swing.JTextField txt_password;
    private javax.swing.JTextField txt_username;
    // End of variables declaration                   
}

michelbillaud

7 mars 2022 à 11:39:57

et "je bloque", ça veut dire quoi ?