public void AssociateTo(string objectId, int contextId)
{
var currentAssociations = Associations;
if (Associations == null)
{
Associations = Enumerable.Empty <TagAssociationContext>();
}
var aux = Associations.ToList();
aux.Add(
new TagAssociationContext()
{
ObjectId = objectId,
ContextId = contextId
});
Associations = aux;
}
