概述

ysf('config', {
    uid:"1442286211167",
    name:'test',
    email:'test@163.com',
    mobile:'13888888888',
    data:JSON.stringify([
       {"key":"real_name", "value":"土豪"},
       {"key":"mobile_phone", "hidden":true, "value":"13800000000"},
       {"key":"email", "value":"13800000000@163.com"},
       {"key":"avatar", "label":"头像", "value": "https://ysf.qiyukf.net/operation/080659b993a45dd546fbd71efd5ef000"}, // 访客头像
       {"index":0, "key":"account", "label":"账号", "value":"zhangsan" , "href":"http://example.domain/user/zhangsan"},
       {"index":1, "key":"sex", "label":"性别", "value":"先生"},
       {"index":5, "key":"reg_date", "label":"注册日期", "value":"2015-11-16"},
       {"index":6, "key":"last_login", "label":"上次登录时间", "value":"2015-12-22 15:38:54"}
    ]),
    channelExtendInfo: JSON.stringify([
      {"key":"baiduQuery", "value":"百度搜索词"},
      {"key":"baiduKeyword", "value":"百度关键词"},
      {"key":"baiduChannel", "value":"百度来源"},
    ])
    staffid:'123',
    groupid: '123',
    shuntId: '123',
    level: 1,
    qtype: 1056,
    welcomeTemplateId: 1024,
    layerSize: { // 只对PC端的浮层模式有效
      width: 360,
      height: 500,
      inputHeight: 150
    },
    success: function(){
    	// todo
    },
    error: function(){
    	// handle error
    }
});

public final class AESEncryptUtil {
    private static final ThreadLocal<Map<String, Cipher>> CIPHER_THREAD_LOCAL_EN_URS_COOKIE = new ThreadLocal<>();

    private static final ThreadLocal<Map<String, Cipher>> CIPHER_THREAD_LOCAL_DE_URS_COOKIE = new ThreadLocal<>();

    private AESEncryptUtil() {
    }

    public static String encrypt(String sSrc, String aesKey) {
        validate(aesKey);
        try {
            return encrypt_(sSrc, aesKey);
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }

    public static String decrypt(String sSrc, String aesKey) {
        validate(aesKey);
        try {
            return decrypt_(sSrc, aesKey);
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }

	private static void validate(String aesKey) {
		if (strIsBlank(aesKey) || (16 != aesKey.length() && 24 != aesKey.length() && 32 != aesKey.length())) {
			throw new RuntimeException("AES密钥长度只能是 16 24 32 字节");
		}
	}

    /**
     * 加密
     *
     * @param sSrc
     * @return
     * @throws Exception
     */
    public static String encrypt_(String sSrc, String aesKey) throws Exception {
        if (strIsBlank(sSrc) || strIsBlank(aesKey)) {
            return null;
        }
        Map<String, Cipher> cipherMap = CIPHER_THREAD_LOCAL_EN_URS_COOKIE.get();

        if (cipherMap == null) {
            cipherMap = new HashMap<>(10);
            CIPHER_THREAD_LOCAL_EN_URS_COOKIE.set(cipherMap);
        }
        Cipher aesCipher = cipherMap.get(aesKey);
        if (aesCipher == null) {
            byte[] raw = aesKey.getBytes("utf-8");
            SecretKeySpec skeySpec = new SecretKeySpec(raw, "AES");
            aesCipher = Cipher.getInstance("AES");
            aesCipher.init(Cipher.ENCRYPT_MODE, skeySpec);
            cipherMap.put(aesKey, aesCipher);
        }
        return bytesToHexStr(aesCipher.doFinal(sSrc.getBytes("UTF-8")));
    }

    /**
     * 解密
     *
     * @param sSrc
     * @return
     * @throws Exception
     */
    public static String decrypt_(String sSrc, String aesKey) throws Exception {
        if (strIsBlank(sSrc) || strIsBlank(aesKey)) {
            return "";
        }

        Map<String, Cipher> cipherMap = CIPHER_THREAD_LOCAL_DE_URS_COOKIE.get();
        if (cipherMap == null) {
            cipherMap = new HashMap<>(10);
            CIPHER_THREAD_LOCAL_DE_URS_COOKIE.set(cipherMap);
        }
        Cipher aesCipher = cipherMap.get(aesKey);
        if (aesCipher == null) {
            byte[] raw = aesKey.getBytes("utf-8");
            SecretKeySpec skeySpec = new SecretKeySpec(raw, "AES");
            aesCipher = Cipher.getInstance("AES");
            aesCipher.init(Cipher.DECRYPT_MODE, skeySpec);
            cipherMap.put(aesKey, aesCipher);
        }
        return new String(aesCipher.doFinal(hexStrToBytes(sSrc)), "UTF-8");
    }

    /**
     * 将16进制字符串还原为字节数组.
     */
    private static byte[] hexStrToBytes(String s) {
        byte[] bytes;

        bytes = new byte[s.length() / 2];

        for (int i = 0; i < bytes.length; i++) {
            bytes[i] = (byte) Integer.parseInt(s.substring(2 * i, 2 * i + 2), 16);
        }

        return bytes;
    }

    /**
     * 将字节数组转换为16进制字符串的形式.
     */
    private static String bytesToHexStr(byte[] bcd) {
        StringBuffer s = new StringBuffer(bcd.length * 2);

        for (byte aBcd : bcd) {
            s.append(HEX_LOOKUP_STRING[(aBcd >>> 4) & 0x0f]);
            s.append(HEX_LOOKUP_STRING[aBcd & 0x0f]);
        }

        return s.toString();
    }


	private static boolean strIsBlank(CharSequence cs) {
		int strLen;
		if (cs != null && (strLen = cs.length()) != 0) {
			for (int i = 0; i < strLen; ++i) {
				if (!Character.isWhitespace(cs.charAt(i))) {
					return false;
				}
			}
			return true;
		} else {
			return true;
		}
	}

    private static final char[] HEX_LOOKUP_STRING = { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c',
            'd', 'e', 'f' };

    public static void main(String[] args) {
        String appId = "XXXXX"; // 企业微信appId
        String aeskey = "XXXX"; //app secret key
        System.out.println(AESEncryptUtil.encrypt(appId, aeskey));
    }
}