AbstractPQLQuery.java 文件源码

protected boolean interpretLogicalTest(ParseTree tree) {
    ParseTree child = tree.getChild(0); 
    int ruleIndex = ((RuleNode)child).getRuleContext().getRuleIndex();

    switch (ruleIndex) {
        case PQLParser.RULE_isTrue:
            return interpretLogicalTest(child,true,true);
        case PQLParser.RULE_isNotTrue:
            return interpretLogicalTest(child,false,true);
        case PQLParser.RULE_isFalse:
            return interpretLogicalTest(child,true,false);
        case PQLParser.RULE_isNotFalse:
            return interpretLogicalTest(child,false,false);
    }

    return false;
}