public static String string2Unicode()

in src/main/java/com/aliyun/ha3engine/jdbc/common/utils/JsonUtils.java [111:138]

• 21 lines of code
• 6 McCabe index (conditional complexity)

    public static String string2Unicode(String string) {

        if (StringUtils.isBlank(string)) {
            return null;
        }

        char[] bytes = string.toCharArray();
        StringBuffer unicode = new StringBuffer();
        for (int i = 0; i < bytes.length; i++) {
            char c = bytes[i];

            // 标准ASCII范围内的字符，直接输出
            if (c >= 0 && c <= 127) {
                unicode.append(c);
                continue;
            }
            String hexString = Integer.toHexString(bytes[i]);

            unicode.append("\\u");

            // 不够四位进行补0操作
            if (hexString.length() < 4) {
                unicode.append("0000".substring(hexString.length(), 4));
            }
            unicode.append(hexString);
        }
        return unicode.toString();
    }