RuleBasedCollator collator = (RuleBasedCollator) sourceMap.get(specifier.toString());
if (collator == null) {
collator = specifier.createCollator();
sourceMap.put(specifier.toString(), collator);
}
collator = collator.cloneAsThawed();
return collator;
}
private static AkCollator mapToBinary(final String scheme) {
collatorMap.put(scheme, new SoftReference<>(UCS_BINARY_COLLATOR));