internal protected Variable GetSharedVariable(string key, out Task task)
{
Variable variable;
if (sharedVariables != null)
{
variable = sharedVariables.Get(key);
}
else
{
variable = null;
}
if (variable != null) // Found in current task
{
task = this;
}
else if (ParentTask != null) // Try find in ancestor nodes
{
variable = ParentTask.GetSharedVariable(key, out task);
}
else
{
task = null;
}
return(variable);
}
internal protected Variable GetSharedVariableFromParent(string key, out Task task)
{
if (ParentTask == null)
{
throw new InvalidOperationException("No parent");
}
return(ParentTask.GetSharedVariable(key, out task));
}