public DirectoryProvider getDirectoryProviderForAddition(Class entity,
    Serializable id,
    String idInString,
    Document document) 
{
		return providers[ hashKey(idInString) ];
}

 public DirectoryProvider[] getDirectoryProvidersForAllShards() 
{
		return providers;
}

 public DirectoryProvider[] getDirectoryProvidersForDeletion(Class entity,
    Serializable id,
    String idInString) 
{
		if ( idInString == null ) return providers;
		return new DirectoryProvider[] { providers[hashKey( idInString )] };
}

 public  void initialize(Properties properties,
    DirectoryProvider[] providers) 
{
		this.providers = providers;
}