/// <summary>
/// Construtor padrão.
/// </summary>
/// <param name="typeName"></param>
/// <param name="changeType"></param>
/// <param name="record"></param>
/// <param name="recordKey"></param>
public TypeRecordChangedEventArgs(Colosoft.Reflection.TypeName typeName, TypeRecordChangeType changeType, IRecord record, RecordKey recordKey)
{
_typeName = typeName;
_changeType = changeType;
_record = record;
_recordKey = recordKey;
}
/// <summary>
/// Recupera o notificador associado com a chave do registor.
/// </summary>
/// <param name="recordKey"></param>
/// <returns></returns>
public IRecordObserverNotifier GetNotifier(RecordKey recordKey)
{
RecordKeyEntry entry = null;
lock (_keys)
_keys.TryGetValue(recordKey.Key, out entry);
return(new ChangeRecordObserverNotifier(entry, this));
}
/// <summary>
/// Adiciona a chave de um registro.
/// </summary>
/// <param name="recordKey"></param>
/// <param name="recordObserver">Observer do registro.</param>
/// <returns></returns>
public void AddRecordKey(RecordKey recordKey, IRecordObserver recordObserver)
{
lock (_recordObserverEntries)
{
if (_recordObserverEntries.ContainsKey(recordObserver.Uid))
{
return;
}
RecordKeyEntry entry = null;
var key = recordKey.Key;
lock (_keys)
if (!_keys.TryGetValue(key, out entry))
{
entry = new RecordKeyEntry(key);
entry.Removed += RecordKeyEntryRemoved;
_keys.Add(key, entry);
}
var observerEntry = entry.AddObserver(recordObserver);
_recordObserverEntries.Add(recordObserver.Uid, observerEntry);
}
}
/// <summary> /// Método acionado quando um registro for removido. /// </summary> /// <param name="recordKey"></param> public abstract void OnRecordDeleted(RecordKey recordKey);
/// <summary> /// Avalia se a chave do registro é compatível. /// </summary> /// <param name="recordKey"></param> /// <returns></returns> public abstract bool Evaluate(RecordKey recordKey);
/// <summary>
/// Recupera o notificador de alterações no registro.
/// </summary>
/// <param name="typeName"></param>
/// <param name="recordKey"></param>
/// <returns></returns>
public IRecordObserverNotifier GetRecordChangedNotifier(Colosoft.Reflection.TypeName typeName, RecordKey recordKey)
{
if (IsEnabled)
{
var typeNameEntry = GetTypeNameEntry(typeName);
return(typeNameEntry.GetNotifier(recordKey));
}
return(null);
}
/// <summary>
/// Método acionado quando um registro for apagado.
/// </summary>
/// <param name="typeName"></param>
/// <param name="recordKey"></param>
protected virtual void OnTypeRecordDeleted(Colosoft.Reflection.TypeName typeName, RecordKey recordKey)
{
if (TypeRecordChanged != null)
{
TypeRecordChanged(this, new TypeRecordChangedEventArgs(typeName, TypeRecordChangeType.Delete, null, recordKey));
}
}