zstack/utils/src/main/java/org/zstack/utils/SHAUtils.java at master · zstackio/zstack · GitHub

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package org.zstack.utils;

import org.apache.commons.codec.digest.DigestUtils;

import java.io.FileInputStream;

import java.io.IOException;

import java.io.UnsupportedEncodingException;

import java.math.BigInteger;

import java.nio.file.Files;

import java.nio.file.Paths;

import java.security.MessageDigest;

import java.security.NoSuchAlgorithmException;

/**

* Created by lining on 2019/9/4.

public class SHAUtils {

public static String encrypt(String input, String algorithm) {

try {

MessageDigest md = MessageDigest.getInstance(algorithm);

md.reset();

md.update(input.getBytes("utf8"));

BigInteger bigInteger = new BigInteger(1, md.digest());

return String.format("%0128x", bigInteger);

} catch (NoSuchAlgorithmException | UnsupportedEncodingException e) {

throw new RuntimeException(e);

}

public static String getFileMd5sum(String filePath) {

try {

FileInputStream srcIn = new FileInputStream(filePath);

return DigestUtils.md5Hex(srcIn);

} catch (Exception e) {

throw new RuntimeException(e);

}

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