public String generateSanitizedId() {
        String result = this.generateId();
        result = result.replace(':', '-');
        result = result.replace('_', '-');
        result = result.replace('.', '-');
        return result;
    }
Generate a unique ID - that is friendly for a URL or file system

@return a unique id
metamorphosis-commons/src/main/java/com/taobao/metamorphosis/utils/IdGenerator.java