Base class for content handling.
Exception thrown when an unregistered content model is requested.
isDefinedModel(string $modelID)
Returns true if $modelID is a defined content model for which getContentHandler() can be expected to ...
getContentHandler(string $modelID)
Returns a ContentHandler instance for the given $modelID.
getContentModels()
Returns a list of defined content models.
getAllContentFormats()
Returns a list of all serialization formats supported for any of the defined content models.