private IPolicyObjectCollection<IPolicyObject> FilterConditions(ConditionLogic logic, IPolicyObjectCollection<IPolicyObject> conditions)
{
if (null == conditions)
return null;
IPolicyObjectCollection<IPolicyObject> reducedConditions = new PolicyObjectCollection<IPolicyObject>();
foreach (IPolicyObject policyObject in conditions)
{
if (ConditionContainsFilter(policyObject as ICondition))
{
reducedConditions.Add((policyObject as Condition).DeepCopy(policyObject.ReadOnly, true));
}
else if(policyObject is IConditionGroup)
{
IConditionGroup conditionGroup = policyObject as IConditionGroup;
ConditionGroup reducedConditionGroup = new ConditionGroup(Guid.NewGuid(), conditionGroup.Name, conditionGroup.Logic, conditionGroup.ExitOnFirstPass);
reducedConditionGroup.AddConditions(FilterConditions(conditionGroup.Logic, conditionGroup.Conditions));
if (0 != reducedConditionGroup.Conditions.Count)
{
reducedConditions.Add(reducedConditionGroup);
}
}
}
return reducedConditions;
}
