@uml
This method returns whatever object represents the data at this note. For
example, for parse trees, the payload can be a {@link Token} representing
a leaf node or a {@link RuleContext} object representing a rule
invocation. For abstract syntax trees (ASTs), this is a {@link Token}
object.
@uml This method returns whatever object represents the data at this note. For example, for parse trees, the payload can be a {@link Token} representing a leaf node or a {@link RuleContext} object representing a rule invocation. For abstract syntax trees (ASTs), this is a {@link Token} object.