com.github.xingshuangs.iot.utils.MD5Util Maven / Gradle / Ivy
/*
* MIT License
*
* Copyright (c) 2021-2099 Oscura (xingshuang)
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
package com.github.xingshuangs.iot.utils;
import java.nio.charset.Charset;
import java.nio.charset.StandardCharsets;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
/**
* MD5工具
*
* @author xingshuang
*/
public class MD5Util {
private MD5Util() {
// NOOP
}
public static String encode(String src) throws NoSuchAlgorithmException {
return encode(src, StandardCharsets.US_ASCII);
}
public static String encode(String src, Charset charsets) throws NoSuchAlgorithmException {
byte[] bytes = src.getBytes(charsets);
return encode(bytes);
}
public static String encode(byte[] src) throws NoSuchAlgorithmException {
MessageDigest md5 = MessageDigest.getInstance("MD5");
byte[] bytes = md5.digest(src);
return HexUtil.toHexString(bytes, "", false);
}
}