public static bool StopTracking(string key)
{
if (key == null)
{
throw new ArgumentNullException("key");
}
return(EntityLocator.Remove(key));
}
public static Entity LocateEntity <Entity>(string key, bool isLocatorEnabled) where Entity : class, IEntity, new()
{
Entity local = default(Entity);
if (((key != null) && isLocatorEnabled) && EntityLocator.Contains(key))
{
local = EntityLocator.Get(key) as Entity;
}
return(local);
}
public static Entity LocateOrCreate <Entity>(string key, string typeString, Type entityFactoryType, bool isLocatorEnabled) where Entity : class, IEntity, new()
{
if (string.IsNullOrEmpty(typeString))
{
throw new ArgumentException("typeString");
}
if (entityFactoryType == null)
{
throw new ArgumentException("entityFactoryType");
}
Entity entity = default(Entity);
Type defaultType = typeof(Entity);
if (defaultType.GetInterface("IEntityCacheItem") != null)
{
entity = EntityCache.GetItem <Entity>(key.ToString());
}
if (entity == null)
{
IEntityFactory factory = null;
if (EntityFactories.ContainsKey(entityFactoryType.FullName))
{
factory = EntityFactories[entityFactoryType.FullName];
}
else
{
factory = TryAddEntityFactory(entityFactoryType);
}
if (((key != null) && isLocatorEnabled) && EntityLocator.Contains(key))
{
entity = EntityLocator.Get(key) as Entity;
}
if (entity == null)
{
entity = factory.CreateEntity(typeString, defaultType) as Entity;
}
if (!entity.IsEntityTracked)
{
StartTracking(key, entity, isLocatorEnabled);
}
if (entity.GetType().GetInterface("IEntityCacheItem") != null)
{
EntityCache.AddCache(key, entity);
}
}
return(entity);
}
public static void StartTracking(string key, IEntity entity, bool isTrackingEnabled)
{
if (key == null)
{
throw new ArgumentNullException("key");
}
if (entity == null)
{
throw new ArgumentNullException("entity");
}
if (!(entity.IsEntityTracked || !isTrackingEnabled))
{
EntityLocator.Add(key, entity);
entity.IsEntityTracked = true;
entity.EntityTrackingKey = key;
}
}
