public static bool IsIdInUse(string id, IIdentifiedObject obj, string group)
{
if (id == null)
{
throw new ArgumentNullException(nameof(id));
}
if (group == null)
{
throw new ArgumentNullException(nameof(@group));
}
HashSet <IIdentifiedObject> itemGroup = UniqueIDCache.GetGroupCollection(group);
return(itemGroup.Any(t => t.ID == id && t != obj));
}
public static void RemoveItem(IIdentifiedObject item, string group)
{
if (item == null)
{
throw new ArgumentNullException(nameof(item));
}
if (group == null)
{
throw new ArgumentNullException(nameof(@group));
}
HashSet <IIdentifiedObject> itemGroup = UniqueIDCache.GetGroupCollection(group);
if (itemGroup.Contains(item))
{
itemGroup.Remove(item);
}
}
public static void AddItem(IIdentifiedObject item, string group)
{
if (item == null)
{
throw new ArgumentNullException(nameof(item));
}
if (group == null)
{
throw new ArgumentNullException(nameof(@group));
}
HashSet <IIdentifiedObject> itemGroup = UniqueIDCache.GetGroupCollection(group);
if (itemGroup.Any(t => t.ID == item.ID))
{
throw new ArgumentException(string.Format("The specified id '{0}' is already in use in group {1}", item.ID, group));
}
else
{
itemGroup.Add(item);
}
}
public static bool CanChangeId(string group, IIdentifiedObject item, string newId)
{
HashSet <IIdentifiedObject> itemGroup = UniqueIDCache.GetGroupCollection(group);
return(!itemGroup.Any(t => t.ID == newId && t != item));
}
public static void ClearIdCache(string group)
{
UniqueIDCache.GetGroupCollection(group).Clear();
}
public static bool HasObject(string group, IIdentifiedObject item)
{
return(UniqueIDCache.GetGroupCollection(group).Contains(item));
}
