public boolean isContainedBy(Collection<Modifier> modifiers) {
Modifier alias = resolveAlias();
for (Modifier modifier : modifiers) if (modifier.resolveAlias().equals(alias)) return true;
return false;
}
public int countIn(Collection<Modifier> modifiers) {
Modifier alias = resolveAlias();
int c = 0;
for (Modifier modifier : modifiers) if (modifier.resolveAlias().equals(alias)) c++;
return c;
}
public Modifier resolveAlias() {
if (alias == null) return this;
return alias.resolveAlias();
}
