Adds a new root category to the allowed root categories collection.

Adds a new default category.

Adds a new schema field to the collection, either at the specified position or at the end.

Retrieves the collection of categories. Categories and their descendants in this collection are allowed to be associated with pages created with this schema.

Gets the count of allowed root categories.

Clears all allowed root categories.

Clear all default categories.

Clears all Fields from the collection.

Retrieves the default categories collection for pages created with this schema. When page is created, these categories are automaticaly applied to the page.

Gets the count of default categories.

Retrieves a schema field by its positional index.

Retrieves a schema field by its name.

Gets the collection of fields in this schema.

Gets the count of fields in this schema.

Removes a category from the the allowed root categories collection.

Removes a default category.

Removes from the collection a schema field at a specified index.

Validates this entity's data. Implemented by concrete inheriting types.

Validates the user permission on the current entity. Implemented by concrete inheriting types. It is called automatically upon saving an entity.