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package gestiondesemplacements;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.swing.JOptionPane;
public class connection {
Connection cnx =null;
public static Connection connecrDb(){
try{
try {
Class.forName("com.mysql.jdbc.Driver").newInstance();
JOptionPane.showMessageDialog(null,"Driver trouvé");
} catch (InstantiationException ex) {
Logger.getLogger(MySQLCli.class.getName()).log(Level.SEVERE, null, ex);
} catch (IllegalAccessException ex) {
Logger.getLogger(MySQLCli.class.getName()).log(Level.SEVERE, null, ex);
} catch (ClassNotFoundException ex) {
Logger.getLogger(MySQLCli.class.getName()).log(Level.SEVERE, null, ex);
}
Connection cnx = DriverManager.getConnection("jdbc:mysql://localhost:3306/mouhsene", "root", "frii");
JOptionPane.showMessageDialog(null,"connection reussi");
return cnx;
}catch(Exception e){
JOptionPane.showMessageDialog(null,e);
return null;
}
}
public class MySQLCli {
private String dbURL = "";
private String user = "";
private String password = "";
private java.sql.Connection dbConnect = null;
private java.sql.Statement dbStatement = null;
public MySQLCli(String url, String user, String password) {
this.dbURL = url;
this.user = user;
this.password = password;
}
public Boolean connect() {
try {
Class.forName("com.mysql.jdbc.Driver").newInstance();
this.dbConnect = DriverManager.getConnection("jdbc:mysql:" + this.dbURL, this.user, this.password);
this.dbStatement = this.dbConnect.createStatement();
return true;
} catch (SQLException ex) {
Logger.getLogger(MySQLCli.class.getName()).log(Level.SEVERE, null, ex);
} catch (ClassNotFoundException ex) {
Logger.getLogger(MySQLCli.class.getName()).log(Level.SEVERE, null, ex);
} catch (InstantiationException ex) {
Logger.getLogger(MySQLCli.class.getName()).log(Level.SEVERE, null, ex);
} catch (IllegalAccessException ex) {
Logger.getLogger(MySQLCli.class.getName()).log(Level.SEVERE, null, ex);
}
return false;
}
public ResultSet exec(String sql) {
try {
ResultSet rs = this.dbStatement.executeQuery(sql);
return rs;
} catch (SQLException ex) {
Logger.getLogger(MySQLCli.class.getName()).log(Level.SEVERE, null, ex);
}
return null;
}
public void close() {
try {
this.dbStatement.close();
this.dbConnect.close();
this.dbConnect.close();
} catch (SQLException ex) {
Logger.getLogger(MySQLCli.class.getName()).log(Level.SEVERE, null, ex);
}
}
}
} |
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