public Func <T, bool> GetInMemoryFilter <T>(bool userInterface)
where T : Entity
{
using (userInterface ? ExecutionMode.UserInterface() : null)
{
EntityEvents <T> ee = (EntityEvents <T>)entityEvents.TryGetC(typeof(T));
if (ee == null)
{
return(a => true);
}
Func <T, bool> result = null;
foreach (var item in ee.OnFilterQuery().NotNull())
{
if (item.InMemoryFunction == null)
{
throw new InvalidOperationException("FilterQueryResult with InDatabaseExpresson '{0}' has no equivalent InMemoryFunction"
.FormatWith(item.InDatabaseExpresson.ToString()));
}
result = CombineFunc(result, item.InMemoryFunction);
}
if (result == null)
{
return(a => true);
}
return(result);
}
}
internal CacheControllerBase <T> CacheController <T>() where T : Entity
{
EntityEvents <T> ee = (EntityEvents <T>)entityEvents.TryGetC(typeof(T));
if (ee == null)
{
return(null);
}
return(ee.CacheController);
}
internal void OnPreUnsafeMListDelete <T>(IQueryable mlistQuery, IQueryable <T> entityQuery) where T : Entity
{
AssertAllowed(typeof(T), inUserInterface: false);
EntityEvents <T> ee = (EntityEvents <T>)entityEvents.TryGetC(typeof(T));
if (ee != null)
{
ee.OnPreUnsafeMListDelete(mlistQuery, entityQuery);
}
}
internal IDisposable OnPreUnsafeDelete <T>(IQueryable <T> entityQuery) where T : Entity
{
AssertAllowed(typeof(T), inUserInterface: false);
EntityEvents <T> ee = (EntityEvents <T>)entityEvents.TryGetC(typeof(T));
if (ee == null)
{
return(null);
}
return(ee.OnPreUnsafeDelete(entityQuery));
}
internal IDisposable?OnPreUnsafeDelete <T>(IQueryable <T> entityQuery) where T : Entity
{
AssertAllowed(typeof(T), inUserInterface: false);
EntityEvents <T>?ee = (EntityEvents <T>?)entityEvents.TryGetC(typeof(T));
if (ee == null)
{
return(null);
}
return(Disposable.Combine(ee?.OnPreUnsafeDelete(entityQuery), entityEventsGlobal.OnPreUnsafeDelete(entityQuery)));
}
internal FilterQueryResult <T> OnFilterQuery <T>()
where T : Entity
{
AssertAllowed(typeof(T), inUserInterface: false);
EntityEvents <T> ee = (EntityEvents <T>)entityEvents.TryGetC(typeof(T));
if (ee == null)
{
return(null);
}
FilterQueryResult <T> result = null;
foreach (var item in ee.OnFilterQuery())
{
result = CombineFilterResult(result, item);
}
return(result);
}
public Expression <Func <T, bool> > GetInDatabaseFilter <T>()
where T : Entity
{
EntityEvents <T> ee = (EntityEvents <T>)entityEvents.TryGetC(typeof(T));
if (ee == null)
{
return(null);
}
Expression <Func <T, bool> > result = null;
foreach (var item in ee.OnFilterQuery().NotNull())
{
result = CombineExpr(result, item.InDatabaseExpresson);
}
if (result == null)
{
return(null);
}
return(result);
}
