/// <summary>
/// Transition to a given state
/// </summary>
/// <param name="newState"><see cref="State"/> to transition to</param>
/// <exception cref="InvalidSagaStateTransitionException">Thrown if transition is not allowed</exception>
public void TransitionTo(State newState)
{
if(!CanTransitionTo(newState))
throw new InvalidSagaStateTransitionException(string.Format("Cannot transition from State [{0}] to State [{1}]",_currentState.GetType().FullName, newState.GetType().FullName));
_currentState = newState;
}
/// <summary>
/// Check if this state can transition to a specified state
/// </summary>
/// <param name="state"><see cref="State"/> to check if can transition to</param>
/// <returns>true if it can transition, false if not</returns>
public bool CanTransitionTo(State state)
{
return _canTransitionTo.Contains(state);
}
/// <summary>
/// Check if a transition is allowed
/// </summary>
/// <param name="newState"><see cref="State"/> to check if is allowed</param>
/// <returns>true if transition is allowed, false if not</returns>
public bool CanTransitionTo(State newState)
{
return _currentState.CanTransitionTo(newState);
}
/// <summary>
/// Initializes a new instance of <see cref="SagaState"/> with a current state
/// </summary>
/// <param name="currentState"><see cref="State">Current state</see> to set</param>
public SagaState(State currentState)
{
_currentState = currentState;
}