public void AddVariable(WorkflowVariableBase variable)
{
var type = KeyBuilder.ToKey(variable.GetType());
var existing = this.WorkflowVariables.FirstOrDefault(v => v.Type == type);
if (existing != null)
{
existing.UpdateContent(variable);
return;
}
this.WorkflowVariables.Add(WorkflowVariable.Create(this, variable));
}
/// <summary>
/// Checks whether the workflow variable is present in the TransitionContext.
/// </summary>
/// <typeparam name="TVariable"></typeparam>
/// <param name="transitionContext"></param>
/// <returns></returns>
public static bool HasVariable <TVariable>(
this TransitionContext transitionContext
)
{
return(transitionContext.ContainsKey(KeyBuilder.ToKey(typeof(TVariable))));
}