public ContainerType Bind(long structureId, string containerPrototypeName, string workSpaceTypeName) { var cp = Get(structureId, containerPrototypeName); var binding = _dbManager.DbContext.Bindings.Find(structureId, containerPrototypeName, workSpaceTypeName) ?? new Binding { WorkSpaceTypeName = workSpaceTypeName }; cp.Bindings.Add(binding); _dbManager.DbContext.SaveChanges(); return cp; }