.setIndex(index)
                    .setId(id)
                    .setScript(new Script(ScriptType.INLINE, scriptLang, scriptCode, params)));
        }
        if (bulkRequestBuilder.numberOfActions() > requestCacheSize) {
            flush();
        }
        return (long) ids.length;
    };

    /**
     * Processes the score boosting.
     * @return The number of processed documents.