/// <summary>
/// Updates the states.
/// </summary>
/// <param name="rank">The rank.</param>
/// <param name="old_rank">The old_rank.</param>
public void Update(int rank, int old_rank)
{
this.state = this.state.Update(rank, old_rank);
}
/// <summary>
/// Initializes a new instance of the <see cref="weak"/> class.
/// </summary>
/// <param name="c">The c.</param>
public weak(IState c)
{
this.n = c.n;
}
/// <summary>
/// Initializes a new instance of the <see cref="Context" /> class.
/// </summary>
/// <param name="state">The state.</param>
public Context(IState state)
{
if (state is normal)
this.state = new normal(state.limit);
else if (state is thrown)
this.state = new thrown();
else
{
this.state = new weak(state);
}
}