this.loggerName = loggerName;
    }

    public void setMaxCacheSize(final long maxCacheSize) {
        this.maxCacheSize = maxCacheSize;
    }

    public void setCacheExpireAfterWrite(final long cacheExpireAfterWrite) {
        this.cacheExpireAfterWrite = cacheExpireAfterWrite;
    }

    public static class StatsKeyObject {

        private final String id;