- All Known Implementing Classes:
public interface ExtensionFunctionFactoryThis is a marker interface representing an abstract superclass of JavaExtensionFunctionFactory and DotNetExtensionFunctionFactory. These play equivalent roles in the system: that is, they are responsible for determining how the QNames of extension functions are bound to concrete implementation classes; but they do not share the same interface.
This interface was introduced in Saxon 8.9. Prior to that,
ExtensionFunctionFactorywas a concrete class - the class now named