qiniu_access_token

auth.java

package com.example.AccessToken;
import javax.crypto.Mac;
import javax.crypto.spec.SecretKeySpec;
import java.security.InvalidKeyException;
import java.security.NoSuchAlgorithmException;
import java.security.SignatureException;
import java.util.Base64;
import java.util.Formatter;

//https://developer.qiniu.com/kodo/manual/1201/access-token
public class AccessTokenApplication {
	private static final String HMAC_SHA1_ALGORITHM = "HmacSHA1";

	public static String calculateRFC2104HMAC(String data, String key)
			throws NoSuchAlgorithmException, InvalidKeyException {
		SecretKeySpec signingKey = new SecretKeySpec(key.getBytes(), HMAC_SHA1_ALGORITHM);
		Mac mac = Mac.getInstance(HMAC_SHA1_ALGORITHM);
		mac.init(signingKey);
		return Base64.getUrlEncoder().encodeToString((mac.doFinal(data.getBytes())));
	}

	public static void main(String[] args) throws Exception{
		SpringApplication.run(AccessTokenApplication.class, args);
		String asB64 = calculateRFC2104HMAC("/move/bmV3ZG9jczpmaW5kX21hbi50eHQ=/bmV3ZG9jczpmaW5kLm1hbi50eHQ=\n", "MY_SECRET_KEY");
		System.out.println(asB64); // 输出为: FXsYh0wKHYPEsIAgdPD9OfjkeEM
	}
}