protected virtual void OnPolicyItemsChanged(PolicyItemsChangedEventArgs e)
{
if (this.PolicyItemsChanged == null)
{
return;
}
this.PolicyItemsChanged((object)this, e);
}
private void OnPolicyItemsChanged(object sender, PolicyItemsChangedEventArgs e)
{
Dictionary <ModelItem, List <PolicyDrivenFeatureConnector <TFeatureProviderType> .ProviderData> > dictionary1 = this._removes;
Dictionary <ModelItem, List <PolicyDrivenFeatureConnector <TFeatureProviderType> .ProviderData> > dictionary2 = this._adds;
this._removes = this._adds = (Dictionary <ModelItem, List <PolicyDrivenFeatureConnector <TFeatureProviderType> .ProviderData> >)null;
if (dictionary1 == null)
{
dictionary1 = new Dictionary <ModelItem, List <PolicyDrivenFeatureConnector <TFeatureProviderType> .ProviderData> >();
}
else
{
dictionary1.Clear();
}
if (dictionary2 == null)
{
dictionary2 = new Dictionary <ModelItem, List <PolicyDrivenFeatureConnector <TFeatureProviderType> .ProviderData> >();
}
else
{
dictionary2.Clear();
}
foreach (ModelItem key in e.ItemsRemoved)
{
List <PolicyDrivenFeatureConnector <TFeatureProviderType> .ProviderData> list;
if (!this._featureProviders.TryGetValue(key, out list))
{
list = new List <PolicyDrivenFeatureConnector <TFeatureProviderType> .ProviderData>();
}
bool flag = false;
foreach (PolicyDrivenFeatureConnector <TFeatureProviderType> .ProviderData providerData in list)
{
if (PolicyDrivenFeatureConnector <TFeatureProviderType> .PolicyNode.Remove(ref providerData.AssociatedPolicies, e.Policy))
{
flag = true;
}
}
if (flag)
{
dictionary1[key] = list;
}
}
foreach (ModelItem key in e.ItemsAdded)
{
List <PolicyDrivenFeatureConnector <TFeatureProviderType> .ProviderData> dataList;
if (!this._featureProviders.TryGetValue(key, out dataList))
{
dataList = new List <PolicyDrivenFeatureConnector <TFeatureProviderType> .ProviderData>();
}
bool flag = false;
foreach (TFeatureProviderType featureProviderType in (IEnumerable <TFeatureProviderType>) this.CreateFeatureProviders(key, e.Policy, dataList))
{
PolicyDrivenFeatureConnector <TFeatureProviderType> .ProviderData providerData = new PolicyDrivenFeatureConnector <TFeatureProviderType> .ProviderData();
providerData.Provider = featureProviderType;
providerData.AssociatedPolicies = new PolicyDrivenFeatureConnector <TFeatureProviderType> .PolicyNode(e.Policy, providerData.AssociatedPolicies);
providerData.IsValid = this.IsValidProvider((FeatureProvider)featureProviderType);
dataList.Add(providerData);
flag = true;
}
if (flag)
{
dictionary2[key] = dataList;
}
}
List <TFeatureProviderType> list1 = (List <TFeatureProviderType>)null;
foreach (KeyValuePair <ModelItem, List <PolicyDrivenFeatureConnector <TFeatureProviderType> .ProviderData> > keyValuePair in dictionary1)
{
ModelItem key = keyValuePair.Key;
if (list1 != null)
{
list1.Clear();
}
for (int index = 0; index < keyValuePair.Value.Count; ++index)
{
PolicyDrivenFeatureConnector <TFeatureProviderType> .ProviderData providerData = keyValuePair.Value[index];
if (providerData.AssociatedPolicies == null)
{
if (providerData.IsValid)
{
if (list1 == null)
{
list1 = new List <TFeatureProviderType>();
}
list1.Add(providerData.Provider);
}
keyValuePair.Value.RemoveAt(index);
--index;
}
}
if (keyValuePair.Value.Count == 0)
{
this._featureProviders.Remove(key);
}
if (list1 != null && list1.Count > 0)
{
this.FeatureProvidersRemoved(key, (IEnumerable <TFeatureProviderType>)list1);
}
}
foreach (KeyValuePair <ModelItem, List <PolicyDrivenFeatureConnector <TFeatureProviderType> .ProviderData> > keyValuePair in dictionary2)
{
ModelItem key = keyValuePair.Key;
if (list1 != null)
{
list1.Clear();
}
for (int index = 0; index < keyValuePair.Value.Count; ++index)
{
PolicyDrivenFeatureConnector <TFeatureProviderType> .ProviderData providerData = keyValuePair.Value[index];
if (providerData.AssociatedPolicies != null && !providerData.AssociatedPolicies.HasMultiple && (providerData.AssociatedPolicies.Contains(e.Policy) && providerData.IsValid))
{
if (list1 == null)
{
list1 = new List <TFeatureProviderType>();
}
list1.Add(providerData.Provider);
}
}
this._featureProviders[key] = keyValuePair.Value;
if (list1 != null && list1.Count > 0)
{
this.FeatureProvidersAdded(key, (IEnumerable <TFeatureProviderType>)list1);
}
}
dictionary1.Clear();
dictionary2.Clear();
this._removes = dictionary1;
this._adds = dictionary2;
}