private void KeyNoLongerDependsOn(DependentDataKey key, DependentDataKey dependency)
{
var dependents = _Dependents.GetOrAdd(dependency, () => new HashSet <DependentDataKey>());
assume(dependents != null);
dependents.Remove(key);
}
internal void EndReadScopeFor(DependentDataKey key)
{
var dependenciesForKey = _ReadScopes.Pop();
assume(dependenciesForKey != null);
var existingDependenciesForKey = _Dependencies.GetOrAdd(key, () => new HashSet <DependentDataKey>());
assume(existingDependenciesForKey != null);
foreach (var newDependency in dependenciesForKey)
{
if (!existingDependenciesForKey.Contains(newDependency))
{
existingDependenciesForKey.Add(newDependency);
KeyNowDependsOn(key, newDependency);
}
}
foreach (var oldDependency in existingDependenciesForKey.ToList())
{
if (!dependenciesForKey.Contains(oldDependency))
{
existingDependenciesForKey.Remove(oldDependency);
KeyNoLongerDependsOn(key, oldDependency);
}
}
}
public void RegisterWrite(DependentDataKey key)
{
var dependents = _Dependents.GetValueOrDefault(key);
if (dependents == null)
{
return;
}
foreach (var dependent in dependents)
{
_DependentData.Invalidate(dependent);
}
}
internal void Invalidate(DependentDataKey key) => GetMember(key).Invalidate();
private DependentDataMember GetMember(DependentDataKey key) => _MembersByKey.GetOrAdd(key, () => new DependentDataMember(key, _DependencyTracker)).NotNull();
public bool Equals(DependentDataKey other) => Type == other.Type && string.Equals(Name, other.Name);
public void RegisterRead(DependentDataKey key)
{
_ReadScopes.PeekOrDefault()?.Add(key);
}
public DependentDataMember(DependentDataKey key, [NotNull] DependentDataDependencyTracker dependencyTracker)
{
_Key = key;
_DependencyTracker = dependencyTracker ?? throw new ArgumentNullException(nameof(dependencyTracker));
}