Class BlockContext

BlockContext stores the information needed when creating an alternative (list of elements). Entering a subrule requires that we save this state as each block of alternatives requires state such as "tail of current alternative."

(package private)  int altNum

(package private)  AlternativeBlock block

(package private)  BlockEndElement blockEnd

public void addAlternativeElement(AlternativeElement e)

public Alternative currentAlt()

public AlternativeElement currentElement()