Then I made this code but it is not happening, it falls directly on the same one with the correct username and password.
I made the changes and instantiated the class where the checkLogin method is, but when I execute and push the data it gives the data is incorrect even the data being correct
BTNLOGAR
package login;
import cadastro.TelaCadastro;
import javax.swing.JOptionPane;
import view.TelaPrincipal;
import model.dao.UsuarioDAO;
public class TelaLogin extends javax.swing.JFrame {
public TelaLogin() {
initComponents();
}
@SuppressWarnings("unchecked")
// <editor-fold defaultstate="collapsed" desc="Generated Code">
private void initComponents() {
jPanel1 = new javax.swing.JPanel();
txt_user = new javax.swing.JLabel();
txt_senha = new javax.swing.JLabel();
campo_usuario = new javax.swing.JTextField();
campo_senha = new javax.swing.JPasswordField();
btn_logar = new javax.swing.JButton();
btn_cadastrar = new javax.swing.JButton();
setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
jPanel1.setBackground(new java.awt.Color(255, 255, 255));
txt_user.setText("Usuario:");
txt_senha.setText("Senha:");
campo_usuario.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
campo_usuarioActionPerformed(evt);
}
});
btn_logar.setText("Entrar");
btn_logar.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
btn_logarActionPerformed(evt);
}
});
btn_cadastrar.setText("Cadastrar");
btn_cadastrar.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
btn_cadastrarActionPerformed(evt);
}
});
javax.swing.GroupLayout jPanel1Layout = new javax.swing.GroupLayout(jPanel1);
jPanel1.setLayout(jPanel1Layout);
jPanel1Layout.setHorizontalGroup(
jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(jPanel1Layout.createSequentialGroup()
.addGap(76, 76, 76)
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(jPanel1Layout.createSequentialGroup()
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
.addComponent(txt_senha)
.addComponent(txt_user))
.addGap(43, 43, 43)
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
.addComponent(campo_senha, javax.swing.GroupLayout.DEFAULT_SIZE, 110, Short.MAX_VALUE)
.addComponent(campo_usuario))
.addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
.addGroup(jPanel1Layout.createSequentialGroup()
.addGap(6, 6, 6)
.addComponent(btn_logar)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 89, Short.MAX_VALUE)
.addComponent(btn_cadastrar)
.addGap(85, 85, 85))))
);
jPanel1Layout.setVerticalGroup(
jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(jPanel1Layout.createSequentialGroup()
.addGap(115, 115, 115)
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(txt_user)
.addComponent(campo_usuario, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
.addGap(41, 41, 41)
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(txt_senha)
.addComponent(campo_senha, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 46, Short.MAX_VALUE)
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(btn_logar)
.addComponent(btn_cadastrar))
.addGap(35, 35, 35))
);
javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
getContentPane().setLayout(layout);
layout.setHorizontalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(jPanel1, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
);
layout.setVerticalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(jPanel1, javax.swing.GroupLayout.Alignment.TRAILING, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
);
pack();
}// </editor-fold>
private void campo_usuarioActionPerformed(java.awt.event.ActionEvent evt) {
// TODO add your handling code here:
}
private void btn_logarActionPerformed(java.awt.event.ActionEvent evt) {
//instancie a classe onde está o checkLogin, pois ele pedia para criar um metodo checkLogin e o metodo já existe
UsuarioDAO dao = new UsuarioDAO();
String strUsuario = campo_usuario.getText();
String strSenha = new String(campo_senha.getPassword());
if(dao.checkLogin(strUsuario, strSenha)){
TelaPrincipal tela = new TelaPrincipal();
tela.setVisible(true);
dispose();
}else{
JOptionPane.showMessageDialog(null, "Dados incorretos!");
}
}
private void btn_cadastrarActionPerformed(java.awt.event.ActionEvent evt) {
new TelaCadastro().setVisible(true);
dispose();
}
public static void main(String args[]) {
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(TelaLogin.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (InstantiationException ex) {
java.util.logging.Logger.getLogger(TelaLogin.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (IllegalAccessException ex) {
java.util.logging.Logger.getLogger(TelaLogin.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (javax.swing.UnsupportedLookAndFeelException ex) {
java.util.logging.Logger.getLogger(TelaLogin.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
}
//</editor-fold>
java.awt.EventQueue.invokeLater(new Runnable() {
public void run() {
new TelaLogin().setVisible(true);
}
});
}
// Variables declaration - do not modify
private javax.swing.JButton btn_cadastrar;
private javax.swing.JButton btn_logar;
private javax.swing.JPasswordField campo_senha;
private javax.swing.JTextField campo_usuario;
private javax.swing.JPanel jPanel1;
private javax.swing.JLabel txt_senha;
private javax.swing.JLabel txt_user;
}
check login
public boolean checkLogin(String email, String senha){
Connection con = Conexao.getConnection();
PreparedStatement stmt = null;
ResultSet rs = null;
boolean check = false;
try {
stmt = con.prepareStatement("SELECT * FROM cadastro_user WHERE email = ?, and senha = ?");
stmt.setString(1, email);
stmt.setString(2, senha);
rs = stmt.executeQuery();
if (rs.next()){
check = false;
}
} catch (SQLException ex) {
//Logger.getLogger(UserDAO.class.getEmail()).log(Level.SEVERE, null, ex);
}finally{
Conexao.closeConnection(con, stmt, rs);
}
return check;
}