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

public class Database {
    private static Connection c;
    private static ResultSet r;

    public static boolean connect(){
        try{
            Class.forName("com.mysql.jdbc.Driver");
            Database.c = DriverManager.getConnection("jdbc:mysql://localhost/Database?user=root&password=1234");
        }catch(ClassNotFoundException | SQLException e){
            e.printStackTrace();
            return false;
        }
        return true;
    }

    public static boolean exec(String sql){
        Statement q;
        try{
            q = Database.c.createStatement();
            q.execute(sql);

            Database.r = q.getResultSet();
        }catch(SQLException e){
            e.printStackTrace();
            return false;

        }
        return true;
    }

    public static ResultSet getResults(){
        return Database.r;
    }

    public static boolean dc(){
        try{
            Database.c.close();
        }catch(SQLException e){
            e.printStackTrace();
            return false;
        }
        return true;
    }
}