SenseNet.ContentRepository.Storage.Schema.SchemaWriter.RemovePropertyTypeFromPropertySet C# (CSharp) Method

		public abstract void RemovePropertyTypeFromPropertySet(PropertyType propertyType, PropertySet owner);
		public abstract void UpdatePropertyTypeDeclarationState(PropertyType propertyType, NodeType owner, bool isDeclared);

        private static void WriteAddOrRemovePropertyTypes(ContentListType origSet, ContentListType newSet, List <PropertySet> modifiedPropertySets, SchemaWriter writer)
        {
            bool origSetChanged = false;

            if (origSet == null)
            {
                // New NodeType: add all property
                foreach (PropertyType propType in newSet.PropertyTypes)
                {
                    writer.AddPropertyTypeToPropertySet(propType, newSet, true);
                }
                return;
            }
            // Delete PropertyType if needed
            foreach (PropertyType propType in GetTypesToDelete <PropertyType>(origSet.PropertyTypes, newSet.PropertyTypes))
            {
                writer.RemovePropertyTypeFromPropertySet(propType, newSet);
                origSetChanged = true;
            }

            // Create or modify PropertyTypes
            foreach (PropertyType propType in newSet.PropertyTypes)
            {
                if (NeedToCreate <PropertyType>(origSet.PropertyTypes, propType))
                {
                    writer.AddPropertyTypeToPropertySet(propType, newSet, true);
                    origSetChanged = true;
                }
            }

            if (origSetChanged && !modifiedPropertySets.Contains(origSet))
            {
                modifiedPropertySets.Add(origSet);
            }
        }