/// <summary>
/// Removes the specified key.
/// </summary>
/// <param name="key">The key.</param>
/// <param name="suppressFullInvalidation">if set to <c>true</c> [suppress full invalidation].</param>
/// <returns></returns>
/// <exception cref="System.ArgumentNullException">key</exception>
public bool Remove(EntityRelationshipCacheTypeKey key, bool suppressFullInvalidation = false)
{
using (var entityTypeContext = new EntityTypeContext( ))
{
IEntity entity = EntityCache.Instance.Get(key.EntityId);
if (entity != null)
{
entityTypeContext.Merge(key.EntityId, entity.TypeIds);
}
bool result = ProviderRemove(key);
HashSet <long> typeIds = entityTypeContext.Get(key.EntityId);
if (!suppressFullInvalidation)
{
var message = new EntityRelationshipCacheMessage( );
message.SuppressFullInvalidation = suppressFullInvalidation;
message.RemoveTypeKeys.Add(new SerializableEntityRelationshipCacheTypeKey(SerializableEntityId.Create(key.EntityId, typeIds), key.Direction, key.TypeId));
MessageChannel.Publish(message, PublishOptions.FireAndForget, false, MergeMessages);
}
return(result);
}
}
/// <summary>
/// Tries the parse.
/// </summary>
/// <param name="key">The key.</param>
/// <param name="cacheKey">The cache key.</param>
/// <returns></returns>
public static bool TryParse(string key, out EntityRelationshipCacheTypeKey cacheKey)
{
cacheKey = null;
if (!string.IsNullOrEmpty(key))
{
string[] args = key.Split('_');
if (args.Length == 3 && !string.IsNullOrEmpty(args[0]) && !string.IsNullOrEmpty(args[1]) && !string.IsNullOrEmpty(args[2]))
{
long id;
if (long.TryParse(args[0], out id))
{
Direction direction;
if (Enum.TryParse(args[1], out direction))
{
long typeId;
if (long.TryParse(args[2], out typeId))
{
cacheKey = new EntityRelationshipCacheTypeKey(id, direction, typeId);
return(true);
}
}
}
}
}
return(false);
}
/// <summary>
/// Providers the remove.
/// </summary>
/// <param name="key">The key.</param>
/// <returns></returns>
private bool ProviderRemove(EntityRelationshipCacheTypeKey key)
{
if (key == null)
{
throw new ArgumentNullException("key");
}
bool result;
lock ( _syncRoot )
{
if (key.Direction == Direction.Forward)
{
IDictionary <long, ISet <long> > typedCachedValues;
result = _forwardCache.Remove(key.EntityId, key.TypeId, out typedCachedValues);
_reverseCache.Remove(key.EntityId, key.TypeId, out typedCachedValues);
}
else
{
IDictionary <long, ISet <long> > typedCachedValues;
result = _reverseCache.Remove(key.EntityId, key.TypeId, out typedCachedValues);
_forwardCache.Remove(key.EntityId, key.TypeId, out typedCachedValues);
}
}
return(result);
}
/// <summary>
/// Determines whether the specified <see cref="System.Object" /> is equal to this instance.
/// </summary>
/// <param name="obj">
/// The <see cref="System.Object" /> to compare with this instance.
/// </param>
/// <returns>
/// <c>true</c> if the specified <see cref="System.Object" /> is equal to this instance; otherwise, <c>false</c>.
/// </returns>
public bool Equals(EntityRelationshipCacheTypeKey obj)
{
if (obj == null)
{
return(false);
}
return(base.Equals(obj) && TypeId == obj.TypeId);
}
