mirror of https://github.com/jeecgboot/jeecg-boot
parent
0c545517b6
commit
8baced93a3
@ -1,47 +0,0 @@
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package org.jeecg.common.util;
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import java.security.MessageDigest;
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/**
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* @Description: 加密工具
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* @author: jeecg-boot
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*/
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public class Md5Util {
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private static final String[] HEXDIGITS = { "0", "1", "2", "3", "4", "5",
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"6", "7", "8", "9", "a", "b", "c", "d", "e", "f" };
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public static String byteArrayToHexString(byte[] b) {
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StringBuffer resultSb = new StringBuffer();
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for (int i = 0; i < b.length; i++){
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resultSb.append(byteToHexString(b[i]));
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}
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return resultSb.toString();
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}
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private static String byteToHexString(byte b) {
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int n = b;
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if (n < 0) {
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n += 256;
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}
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int d1 = n / 16;
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int d2 = n % 16;
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return HEXDIGITS[d1] + HEXDIGITS[d2];
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}
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public static String md5Encode(String origin, String charsetname) {
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String resultString = null;
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try {
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resultString = new String(origin);
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MessageDigest md = MessageDigest.getInstance("MD5");
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if (charsetname == null || "".equals(charsetname)) {
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resultString = byteArrayToHexString(md.digest(resultString.getBytes()));
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} else {
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resultString = byteArrayToHexString(md.digest(resultString.getBytes(charsetname)));
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}
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} catch (Exception exception) {
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}
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return resultString;
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}
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}
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