virtual public ICollection <WfExpression> GetInputArgumentsExpressions(IRunState runState, WfActivity activity)
{
var inputArgs = activity.GetInputArguments();
// Intentionally return an ICollection to ensure the expressions are loaded and evaluated in an elevated context
var result = activity.ExpressionMap
.Where(ex => inputArgs.Any(arg => ex.ArgumentToPopulate != null && arg.Id == ex.ArgumentToPopulate.Id))
.ToList();
return(result);
}
public static ActivityArgument GetInputArgument(this WfActivity activity, string implementationName)
{
return(activity.GetInputArguments().FirstOrDefault(a => a.Name == implementationName)); // note that his code assumes the first type is an activity type
}