ParserATNFactory.java 文件源码

public void addRuleFollowLinks() {
    for (ATNState p : atn.states) {
        if ( p!=null &&
             p.getStateType() == ATNState.BASIC && p.getNumberOfTransitions()==1 &&
             p.transition(0) instanceof RuleTransition )
        {
            RuleTransition rt = (RuleTransition) p.transition(0);
            addFollowLink(rt.ruleIndex, rt.followState);
        }
    }
}