public static RuleNames getRuleNames(AbstractRule rule) {
Adapter adapter = (Adapter) EcoreUtil.getAdapter(rule.eAdapters(), RuleNames.class);
if (adapter == null) {
throw new IllegalStateException("Cannot find adapter");
}
return adapter.getRuleNames();
}
public static RuleNames tryGetRuleNames(AbstractRule rule) {
Adapter adapter = (Adapter) EcoreUtil.getAdapter(rule.eAdapters(), RuleNames.class);
if (adapter == null) {
return null;
}
return adapter.getRuleNames();
}
public static RuleNames getRuleNames(Grammar grammar, boolean cache) {
if (cache) {
Adapter adapter = (Adapter) EcoreUtil.getAdapter(grammar.eAdapters(), RuleNames.class);
if (adapter == null) {
return new RuleNames(grammar, true);
}
return adapter.getRuleNames();
}
return new RuleNames(grammar, false);
}
