asDocMeta().version(version);
    }

    @Override
    public String toString() {
        return "FailureUrl [configId=" + configId + ", errorCount=" + errorCount + ", errorLog=" + errorLog + ", errorName=" + errorName
                + ", lastAccessTime=" + lastAccessTime + ", threadName=" + threadName + ", url=" + url + ", docMeta=" + docMeta + "]";
    }