@Override
public final CollectionMetricTokenizerStep<T> transform(Function<String, String> function) {
checkNotNull(function);
final Tokenizer transform = Tokenizers.transform(chainTokenizers(), function);
tokenizers.add(transform);
return this;
}
@Override
public final CollectionMetricTokenizerStep<T> filter(Predicate<String> predicate) {
checkNotNull(predicate);
final Tokenizer filter = Tokenizers.filter(chainTokenizers(), predicate);
tokenizers.add(filter);
return this;
}
private Tokenizer chainTokenizers() {
final Tokenizer tokenizer = Tokenizers.chain(tokenizers);
tokenizers.clear();
return tokenizer;
}