Code cleaning for Index

    private static final Pattern REMOVE_DIACRITICALS_PATTERN

            = Pattern.compile("\\p{InCombiningDiacriticalMarks}+");

    private final AtomicBoolean mIsAvailable = new AtomicBoolean(false);

    private final UpdateData mDataToProcess = new UpdateData();

    private Context mContext;

    private final String mBaseAuthority;

    /**

     * A private class to describe the update data for the Index database

     */

    private class UpdateData {

    private static class UpdateData {

        public List<SearchIndexableData> dataToUpdate;

        public List<SearchIndexableData> dataToDelete;

        public Map<String, List<String>> nonIndexableKeys;

        }

    }

    private final AtomicBoolean mIsAvailable = new AtomicBoolean(false);

    private final UpdateData mDataToProcess = new UpdateData();

    private Context mContext;

    private final String mBaseAuthority;

    /**

     * A basic singleton

     */