* @return The SuggestIndexResponse.
     */
    public SuggestIndexResponse indexFromSearchWord(final String searchWord, final String[] fields, final String[] tags,
            final String[] roles, final int num, final String[] langs) {
        ensureOperations();
        return contentOps.indexFromSearchWord(index, searchWord, fields, tags, roles, num, langs, badWords);
    }

    /**
     * Adds a bad word.

    public void test_indexFromEmptySearchWord() throws Exception {
        String searchWord = "";
        String[] fields = new String[] { "content" };

        SuggestIndexResponse response = suggester.indexer().indexFromSearchWord(searchWord, fields, null, null, 1, null);

        assertNotNull(response);
        // Empty search word should result in no indexed items
        assertEquals(0, response.getNumberOfSuggestDocs());
    }

        assertEquals(1, response.getNum());
    }

    @Test
    public void test_indexFromSearchWord() throws Exception {
        SuggestIndexResponse indexResponse = suggester.indexer().indexFromSearchWord("検索　 エンジン", null, null, null, 1, null);
        indexResponse.getErrors();
        suggester.refresh();

        String[] tags = new String[] { "tag1" };
        String[] roles = new String[] { SuggestConstants.DEFAULT_ROLE };

        SuggestIndexResponse response = suggester.indexer().indexFromSearchWord(searchWord, fields, tags, roles, 1, null);

        assertNotNull(response);
        assertEquals(1, response.getNumberOfInputDocs());
        assertEquals(1, response.getNumberOfSuggestDocs());

                if (fessConfig.isValidSearchLogPermissions(roles.toArray(new String[roles.size()]))) {
                    suggester.indexer()
                            .indexFromSearchWord(sb.toString(), fields.toArray(new String[fields.size()]),
                                    tags.toArray(new String[tags.size()]), roles.toArray(new String[roles.size()]), 1, langs);

        }

        public MockSuggestDeleteResponse deleteQueryWords() {
            return new MockSuggestDeleteResponse();
        }

        public void indexFromSearchWord(String searchWord, String[] fields, String[] tags, String[] roles, int weight, String[] langs) {
            // Mock implementation
        }

        public void deleteElevateWord(String word, boolean apply) {

     * @param num The number
     * @param langs The languages
     * @param badWords The bad words array
     * @return The SuggestIndexResponse
     */
    public SuggestIndexResponse indexFromSearchWord(final String index, final String searchWord, final String[] fields, final String[] tags,
            final String[] roles, final int num, final String[] langs, final String[] badWords) {
        if (logger.isDebugEnabled()) {