package com.stylefeng.guns.core.util;
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import java.security.MessageDigest;
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import java.security.NoSuchAlgorithmException;
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/**
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* MD5加密类(封装jdk自带的md5加密方法)
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*
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* @author fengshuonan
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* @date 2016年12月2日 下午4:14:22
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*/
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public class MD5Util {
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public static String encrypt(String source) {
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return encodeMd5(source.getBytes());
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}
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private static String encodeMd5(byte[] source) {
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try {
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return encodeHex(MessageDigest.getInstance("MD5").digest(source));
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} catch (NoSuchAlgorithmException e) {
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throw new IllegalStateException(e.getMessage(), e);
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}
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}
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private static String encodeHex(byte[] bytes) {
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StringBuffer buffer = new StringBuffer(bytes.length * 2);
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for (int i = 0; i < bytes.length; i++) {
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if (((int) bytes[i] & 0xff) < 0x10)
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buffer.append("0");
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buffer.append(Long.toString((int) bytes[i] & 0xff, 16));
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}
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return buffer.toString();
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}
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public static void main(String[] args) {
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System.out.println(encrypt("123456"));
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}
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}
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