package com.moral.util;
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import javax.crypto.Cipher;
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import javax.crypto.spec.IvParameterSpec;
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import javax.crypto.spec.SecretKeySpec;
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import lombok.extern.slf4j.Slf4j;
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import org.apache.commons.net.util.Base64;
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/**
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* @ClassName AESUtil
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* @Description AES工具类
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* @Author 陈凯裕
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* @Date 2021/3/9 14:25
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* @Version TODO
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**/
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@Slf4j
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public class AESUtils {
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//密钥
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public static String key = "AD42F7787B035B7580000EF93BE20BAD";
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//字符集
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private static String charset = "utf-8";
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// 偏移量
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private static int offset = 16;
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//AES种类
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private static String transformation = "AES/CBC/PKCS5Padding";
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private static String algorithm = "AES";
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//加密
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public static String encrypt(String content) {
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return encrypt(content, key);
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}
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//解密
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public static String decrypt(String content) {
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return decrypt(content, key);
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}
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//加密
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public static String encrypt(String content, String key) {
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try {
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SecretKeySpec skey = new SecretKeySpec(key.getBytes(), algorithm);
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IvParameterSpec iv = new IvParameterSpec(key.getBytes(), 0, offset);
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Cipher cipher = Cipher.getInstance(transformation);
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byte[] byteContent = content.getBytes(charset);
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cipher.init(Cipher.ENCRYPT_MODE, skey, iv);// 初始化
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byte[] result = cipher.doFinal(byteContent);
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return new Base64().encodeToString(result); // 加密
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} catch (Exception e) {
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log.error("Encryption failed!");
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e.printStackTrace();
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}
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return null;
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}
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//解密
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public static String decrypt(String content, String key) {
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try {
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SecretKeySpec skey = new SecretKeySpec(key.getBytes(), algorithm);
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IvParameterSpec iv = new IvParameterSpec(key.getBytes(), 0, offset);
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Cipher cipher = Cipher.getInstance(transformation);
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cipher.init(Cipher.DECRYPT_MODE, skey, iv);// 初始化
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byte[] result = cipher.doFinal(new Base64().decode(content));
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return new String(result); // 解密
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} catch (Exception e) {
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log.error("Decryption failed!");
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e.printStackTrace();
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}
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return null;
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}
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public static void main(String[] args) {
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System.out.println(encrypt("4048974139","AD42F7787B035B7580000EF93BE20BAD"));
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System.out.println(encrypt("chenkaiyu111","AD42F7787B035B7580000EF93BE20BAD"));
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}
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}
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