Examples with SuggesterException org.codelibs.fess.suggest.exception.SuggesterException used on opensource projects

Example 1 with SuggesterException

use of org.codelibs.fess.suggest.exception.SuggesterException in project fess by codelibs.

the class PopularWordHelper method getWordList.

public List<String> getWordList(final SearchRequestType searchRequestType, final String seed, final String[] tags, final String[] roles, final String[] fields, final String[] excludes) {
    final String baseSeed = seed != null ? seed : fessConfig.getSuggestPopularWordSeed();
    final String[] baseTags = tags != null ? tags : fessConfig.getSuggestPopularWordTagsAsArray();
    final String[] baseRoles = roles != null ? roles : ComponentUtil.getRoleQueryHelper().build(searchRequestType).stream().filter(StringUtil::isNotBlank).toArray(n -> new String[n]);
    final String[] baseFields = fields != null ? fields : fessConfig.getSuggestPopularWordFieldsAsArray();
    final String[] baseExcludes = excludes != null ? excludes : fessConfig.getSuggestPopularWordExcludesAsArray();
    try {
        return cache.get(getCacheKey(baseSeed, baseTags, baseRoles, baseFields, baseExcludes), () -> {
            final List<String> wordList = new ArrayList<>();
            final SuggestHelper suggestHelper = ComponentUtil.getSuggestHelper();
            final PopularWordsRequestBuilder popularWordsRequestBuilder = suggestHelper.suggester().popularWords().setSize(fessConfig.getSuggestPopularWordSizeAsInteger()).setWindowSize(fessConfig.getSuggestPopularWordWindowSizeAsInteger()).setQueryFreqThreshold(fessConfig.getSuggestPopularWordQueryFreqAsInteger());
            popularWordsRequestBuilder.setSeed(baseSeed);
            stream(baseTags).of(stream -> stream.forEach(tag -> popularWordsRequestBuilder.addTag(tag)));
            stream(baseRoles).of(stream -> stream.forEach(role -> popularWordsRequestBuilder.addRole(role)));
            stream(baseFields).of(stream -> stream.forEach(field -> popularWordsRequestBuilder.addField(field)));
            stream(baseExcludes).of(stream -> stream.forEach(exclude -> popularWordsRequestBuilder.addExcludeWord(exclude)));
            try {
                popularWordsRequestBuilder.execute().getResponse().getItems().stream().forEach(item -> wordList.add(item.getText()));
            } catch (final SuggesterException e) {
                logger.warn("Failed to generate popular words.", e);
            }
            return wordList;
        });
    } catch (final ExecutionException e) {
        logger.warn("Failed to load popular words.", e);
    }
    return Collections.emptyList();
}