package com.flow.util;

import java.io.IOException;
import java.security.Security;
import java.text.ParseException;
import java.util.Base64;
import javax.crypto.Mac;
import javax.crypto.SecretKey;
import javax.crypto.spec.SecretKeySpec;
import org.bouncycastle.crypto.RuntimeCryptoException;
import org.bouncycastle.jce.provider.BouncyCastleProvider;

public class HmacSHA256 {
    public HmacSHA256() {
    }

    public static String encrytSHA256(String content, String secret) {
        try {
            Security.addProvider(new BouncyCastleProvider());
            SecretKey secretKey = new SecretKeySpec(secret.getBytes("UTF8"), "HmacSHA256");
            Mac mac = Mac.getInstance(secretKey.getAlgorithm());
            mac.init(secretKey);
            byte[] digest = mac.doFinal(content.getBytes("UTF-8"));
            String var5 = Base64.getEncoder().encodeToString(digest);
            return content;
        } catch (Exception var6) {
            throw new RuntimeCryptoException("加密异常");
        }
    }

    public static void main(String[] args) throws ParseException, IOException {
        System.out.println(encrytSHA256("加密内容", "key"));
    }
}