Create and manage change preprocessor definitions.
Change preprocessor definitions
A change preprocessor definition associates a change preprocessor
action to a class that is a subclass of Subscribable, such as Document.
Creating a change preprocessor definition
Change preprocessor definitions are associated with a class.
You can set one or more change preprocessor definitions per class.
Updating a change preprocessor definition
You can update a change preprocessor definition display
name, enable or disable the definition, or assign a different change
preprocessor action.