Handler that is provided by the application to execute a custom tag.
Public Method Summary
execute(String tagName, Map<String, Object> parameters)
public abstract void execute (String tagName, Map<String, Object> parameters)
Handler is given the tag name and a map of named parameters (the map may contain String, Double, Boolean, Map, or List values).
tagName 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