数字摘要算法
import com.sun.org.apache.xml.internal.security.utils.Base64;import javax.sound.midi.Soundbank;
import java.security.MessageDigest;public class DigestDemo1 {public static void main(String[] args) throws Exception{// 原文String input = "aa";// 算法String algorithm = "MD5";// 獲取數(shù)字摘要對(duì)象MessageDigest messageDigest = MessageDigest.getInstance(algorithm);// 消息數(shù)字摘要byte[] digest = messageDigest.digest(input.getBytes());
// System.out.println(new String(digest));// base64編碼System.out.println(Base64.encode(digest));}
}
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總結(jié)