35 lines
1.1 KiB
Java
35 lines
1.1 KiB
Java
package io.dataease.utils;
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import java.security.MessageDigest;
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public class Md5Utils {
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private static final char[] HEX_DIGITS = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f'};
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private static final String UTF_8 = "UTF-8";
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public static String md5(String src) {
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return md5(src, UTF_8);
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}
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public static String md5(String src, String charset) {
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try {
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byte[] strTemp = charset == null || charset.equals("") ? src.getBytes() : src.getBytes(charset);
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MessageDigest mdTemp = MessageDigest.getInstance("MD5");
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mdTemp.update(strTemp);
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byte[] md = mdTemp.digest();
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int j = md.length;
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char[] str = new char[j * 2];
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int k = 0;
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for (byte byte0 : md) {
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str[k++] = HEX_DIGITS[byte0 >>> 4 & 0xf];
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str[k++] = HEX_DIGITS[byte0 & 0xf];
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}
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return new String(str);
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} catch (Exception e) {
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throw new RuntimeException("MD5 encrypt error:", e);
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}
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}
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}
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