public String getAudioEssenceSpokenLanguage()

in src/main/java/com/netflix/imflibrary/st0377/HeaderPartition.java [693:741]
35 lines of code
13 McCabe index (conditional complexity)

    public String getAudioEssenceSpokenLanguage() throws IOException {
        String rfc5646SpokenLanguage = null;
        if(this.hasWaveAudioEssenceDescriptor()){
            List<InterchangeObject> soundfieldGroupLabelSubDescriptors = this.getSoundFieldGroupLabelSubDescriptors();
            for (InterchangeObject subDescriptor : soundfieldGroupLabelSubDescriptors) {
                SoundFieldGroupLabelSubDescriptor soundFieldGroupLabelSubDescriptor = (SoundFieldGroupLabelSubDescriptor) subDescriptor;
                if (rfc5646SpokenLanguage == null) {
                    rfc5646SpokenLanguage = soundFieldGroupLabelSubDescriptor.getRFC5646SpokenLanguage();
                } else if (!rfc5646SpokenLanguage.equals(soundFieldGroupLabelSubDescriptor.getRFC5646SpokenLanguage())) {
                    this.imfErrorLogger.addError(IMFErrorLogger.IMFErrors.ErrorCodes.IMF_ESSENCE_COMPONENT_ERROR, IMFErrorLogger.IMFErrors.ErrorLevels.NON_FATAL, String.format("Language Codes (%s, %s) do not match across the SoundFieldGroupLabelSubDescriptors", rfc5646SpokenLanguage, soundFieldGroupLabelSubDescriptor.getRFC5646SpokenLanguage()));
                }
            }
            /**
             * According to IMF Core Constraints st2067-2:2013 Section 5.3.6.5 the RFC5646 Spoken Language Tag in AudioChannelLabelSubDescriptor shall be ignored.
             * However leaving this code commented out to serve as a sample in case we want to enable it in the future and check that this language tag matches
             * what is present in the SoundFieldGroupLabelSubDescriptors.
             * /
            List<InterchangeObject> audioChannelLabelSubDescriptors = this.getAudioChannelLabelSubDescriptors();
            for (InterchangeObject subDescriptor : audioChannelLabelSubDescriptors) {
                AudioChannelLabelSubDescriptor audioChannelLabelSubDescriptor = (AudioChannelLabelSubDescriptor) subDescriptor;
                if (rfc5646SpokenLanguage == null) {
                    rfc5646SpokenLanguage = audioChannelLabelSubDescriptor.getRFC5646SpokenLanguage();
                } else if (!rfc5646SpokenLanguage.equals(audioChannelLabelSubDescriptor.getRFC5646SpokenLanguage())) {
                    throw new MXFException(String.format("Language Codes (%s, %s) do not match across SoundFieldGroupLabelSubdescriptors and AudioChannelLabelSubDescriptors", rfc5646SpokenLanguage, audioChannelLabelSubDescriptor.getRFC5646SpokenLanguage()));
                }
            }*/
        } else if (this.hasIABEssenceDescriptor()) {
            List<InterchangeObject> iabSoundFieldLabelSubDescriptors = this.getIABSoundFieldLabelSubDescriptors();
            for (InterchangeObject subDescriptor : iabSoundFieldLabelSubDescriptors) {
                IABSoundfieldLabelSubDescriptor iabSoundfieldLabelSubDescriptor = (IABSoundfieldLabelSubDescriptor) subDescriptor;
                if (rfc5646SpokenLanguage == null) {
                    rfc5646SpokenLanguage = iabSoundfieldLabelSubDescriptor.getRFC5646SpokenLanguage();
                } else if (!rfc5646SpokenLanguage.equals(iabSoundfieldLabelSubDescriptor.getRFC5646SpokenLanguage())) {
                    this.imfErrorLogger.addError(IMFErrorLogger.IMFErrors.ErrorCodes.IMF_ESSENCE_COMPONENT_ERROR, IMFErrorLogger.IMFErrors.ErrorLevels.NON_FATAL, String.format("Language Codes (%s, %s) do not match across the IABSoundFieldLabelSubDescriptors", rfc5646SpokenLanguage, iabSoundfieldLabelSubDescriptor.getRFC5646SpokenLanguage()));
                }
            }
        } else if (this.hasMGASoundEssenceDescriptor()) {
            List<InterchangeObject> mgaSoundfieldGroupLabelSubDescriptors = this.getMGASoundfieldGroupLabelSubDescriptors();
            for (InterchangeObject subDescriptor : mgaSoundfieldGroupLabelSubDescriptors) {
                MGASoundfieldGroupLabelSubDescriptor mgaSoundfieldLabelSubDescriptor = (MGASoundfieldGroupLabelSubDescriptor) subDescriptor;
                if (rfc5646SpokenLanguage == null) {
                    rfc5646SpokenLanguage = mgaSoundfieldLabelSubDescriptor.getRFC5646SpokenLanguage();
                } else if (!rfc5646SpokenLanguage.equals(mgaSoundfieldLabelSubDescriptor.getRFC5646SpokenLanguage())) {
                    this.imfErrorLogger.addError(IMFErrorLogger.IMFErrors.ErrorCodes.IMF_ESSENCE_COMPONENT_ERROR, IMFErrorLogger.IMFErrors.ErrorLevels.NON_FATAL, String.format("Language Codes (%s, %s) do not match across the MGASoundfieldGroupLabelSubDescriptor", rfc5646SpokenLanguage, mgaSoundfieldLabelSubDescriptor.getRFC5646SpokenLanguage()));
                }
            }
        }
        return rfc5646SpokenLanguage;
    }