/**
* *************************************************************************** Same as {@link
* #addRuleAlternative(Rule, Rule)}, but allows the alternative to already be known by the
* grammar.
*/
public void addExistingRuleAlternative(Rule extendedRule, Rule rule, boolean prioritary) {
if (prioritary) {
extendedRule.children().add(0, rule);
} else {
extendedRule.children().add(rule);
}
}
/** ************************************************************************* */
public void removeRuleAlternative(Rule extendedRule, Rule rule) {
unregisterRule(rule);
extendedRule.children().remove(rule);
}