public boolean is_version_great_than(String version) {
        boolean result = false;
        if (!StringUtil.isNullorEmpty(version)
            && version.indexOf(".") >= 0) {
            String[] version_num = version.split(".");
            String[] cur_num = clientVersion.split(".");
            
 
int loop_count = version_num.length;
            if (cur_num.length < version_num.length) {
                loop_count = cur_num.length;
            }
            
            for (int i = 0; i < loop_count; i++) {
                if (Integer.valueOf(version_num[i]) > Integer.valueOf(cur_num[i])) {
                    result 
 
= true;
                    break;
                }
            }
        }
        return result;
    }

java 判斷是否大於指定版本號