package personas.jdbc;

import com.mysql.cj.jdbc.Driver;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;
import java.util.TimeZone;

/**
 *
 * @author marti
 */
public class Conexion {
    private static final String JDBC_DRIVER="com.mysql.cj.jdbc.Driver";
    private static final String JDBC_URL="jdbc:mysql://localhost:3306/sga?useUnicode=true&useJDBCCompliantTimezoneShift=true&useLegacyDatetimeCode=false&serverTimezone=" + TimeZone.getDefault().getID();
    private static final String USER="root";
    private static final String PASS="admin";
    private static Driver driver=null;

    public static synchronized Connection getConnection() throws SQLException{
        if (driver== null){
            try{
            Class driverJDBC=Class.forName(JDBC_DRIVER);
            driver=(Driver)driverJDBC.newInstance();

            DriverManager.registerDriver(driver);
            }catch (Exception e){e.printStackTrace();}
        }
        return DriverManager.getConnection(JDBC_URL, USER, PASS);
    }
}