private PhonemeBuilder applyFinalRules()

in src/main/java/org/apache/commons/codec/language/bm/PhoneticEngine.java [312:353]
31 lines of code
5 McCabe index (conditional complexity)

    private PhonemeBuilder applyFinalRules(final PhonemeBuilder phonemeBuilder,
            final Map<String, List<Rule>> finalRules) {
        Objects.requireNonNull(finalRules, "finalRules");
        if (finalRules.isEmpty()) {
            return phonemeBuilder;
        }

        final Map<Rule.Phoneme, Rule.Phoneme> phonemes = new TreeMap<>(Rule.Phoneme.COMPARATOR);

        phonemeBuilder.getPhonemes().forEach(phoneme -> {
            PhonemeBuilder subBuilder = PhonemeBuilder.empty(phoneme.getLanguages());
            final String phonemeText = phoneme.getPhonemeText().toString();

            for (int i = 0; i < phonemeText.length();) {
                final RulesApplication rulesApplication = new RulesApplication(finalRules, phonemeText, subBuilder, i, maxPhonemes).invoke();
                final boolean found = rulesApplication.isFound();
                subBuilder = rulesApplication.getPhonemeBuilder();

                if (!found) {
                    // not found, appending as-is
                    subBuilder.append(phonemeText.subSequence(i, i + 1));
                }

                i = rulesApplication.getI();
            }

            // the phonemes map orders the phonemes only based on their text, but ignores the language set
            // when adding new phonemes, check for equal phonemes and merge their language set, otherwise
            // phonemes with the same text but different language set get lost
            subBuilder.getPhonemes().forEach(newPhoneme -> {
                if (phonemes.containsKey(newPhoneme)) {
                    final Rule.Phoneme oldPhoneme = phonemes.remove(newPhoneme);
                    final Rule.Phoneme mergedPhoneme = oldPhoneme.mergeWithLanguage(newPhoneme.getLanguages());
                    phonemes.put(mergedPhoneme, mergedPhoneme);
                } else {
                    phonemes.put(newPhoneme, newPhoneme);
                }
            });
        });

        return new PhonemeBuilder(phonemes.keySet());
    }