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

public class Sample {
  private static final String USERNAME = "root";
  private static final String PASSWORD = "alan";
  private static final String CONN_STRING = "jdbc:mysql://localhost:3306/sample?useTimezone=true&serverTimezone=UTC";

  public static void main(String[] args) throws ClassNotFoundException{
    Connection conn = null;
    try {
      Class.forName("com.mysql.cj.jdbc.Driver");
      conn = DriverManager.getConnection(CONN_STRING, USERNAME, PASSWORD);
      System.out.println("Connected");
    } catch (SQLException e) {
      System.out.println("SQLException: " + e.getMessage());
      System.out.println("SQLState: " + e.getSQLState());
      System.out.println("VendorError: " + e.getErrorCode());
    }
  }
}