Handler that is provided by the application to calculate the value of a custom macro.
Public Method Summary
getValue(String macroName, Map<String, Object> parameters)
public abstract Object getValue (String macroName, Map<String, Object> parameters)
Handler is given the macro name and a map of named parameters (the map may contain String, Double, Boolean, Map, or List values). It should return an object which is the calculated value of the macro.
macroName is the same name by which the handler was registered. It's provided
as a convenience to allow a single handler to be registered for multiple function call
- a String, Boolean, Integer, Long, or Double