package file;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;

public class Utilities {
    // Constants
    public static String nameDriver = "com.mysql.jdbc.Driver";
    public static String url = "jdbc:mysql://127.0.0.1:3306/baitaplon";
    public static String user = "root";
    public static String password = "DaiCaPhong";

    // Static function - Open connection
    public static Connection createConnection() {
        Connection conn = null;
        try {
            // Load library of JDBC MySQL Driver into
            Class.forName(nameDriver);

            // Create connection
            conn = DriverManager.getConnection(url, user, password);
        } catch(Exception ex) {
            ex.printStackTrace();
            return null;
        }
        return conn;
    }

    public static void closeConnection(Connection conn) {
        try {
            if(conn!= null) {
                conn.close();
                conn = null;
            }
        }catch(SQLException ex) {
            ex.printStackTrace();
            conn = null;
        }
    }

}