package com.baidu.tts.tools; import java.security.MessageDigest; import java.security.NoSuchAlgorithmException; public class SHA1Util { private SHA1Util() { } public static byte[] sha1(byte[] bArr) { try { return MessageDigest.getInstance("SHA-1").digest(bArr); } catch (NoSuchAlgorithmException e) { throw new RuntimeException(e); } } }