java 实现 AES 加解密

package com.dechnic.tfoms.util;

import org.apache.shiro.crypto.hash.Sha256Hash;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import sun.misc.BASE64Decoder;
import sun.misc.BASE64Encoder;

import javax.crypto.BadPaddingException;
import javax.crypto.Cipher;
import javax.crypto.IllegalBlockSizeException;
import javax.crypto.NoSuchPaddingException;
import javax.crypto.spec.SecretKeySpec;
import java.io.UnsupportedEncodingException;
import java.nio.charset.StandardCharsets;
import java.security.InvalidKeyException;
import java.security.NoSuchAlgorithmException;

/**
 * @ desc:
 * @ Author:  houqida
 * @ Date  :  2023/6/28
 */
public class EncryptUtil {
    private static final Logger logger = LoggerFactory.getLogger(EncryptUtil.class);
    public static String decryptAes(String sSrc,String sKey){
        try {
            if (sKey == null) {
                logger.info("Key为空null");
                return "";
            }

            if (sKey.length() != 16) {
                logger.info("Key长度不是16位");
                return "";
            }

            byte[] raw = sKey.getBytes("utf-8");
            SecretKeySpec skeySpec = new SecretKeySpec(raw, "AES");
            Cipher cipher = Cipher.getInstance("AES/ECB/PKCS5Padding");
            cipher.init(Cipher.DECRYPT_MODE, skeySpec);
            byte[] encrypted1 = new BASE64Decoder().decodeBuffer(sSrc);

            try {
                byte[] original = cipher.doFinal(encrypted1);
                String originalString = new String(original,"utf-8");
                return originalString;
            } catch (Exception e) {
                logger.error("密码解密出错",e);
                return null;
            }
        }catch(Exception e){
            e.printStackTrace();
        }
        return null;
    }

    public static String encryptAes(String sSrc,String sKey){
        if (sKey == null) {
            logger.info("Key为空null");
            return "";
        }

        if (sKey.length() != 16) {
            logger.info("Key长度不是16位");
            return "";
        }
        try {
            byte[] raw = sKey.getBytes("utf-8");
            SecretKeySpec skeySpec = new SecretKeySpec(raw,"AES");
            Cipher cipher = Cipher.getInstance("AES/ECB/PKCS5Padding");
            cipher.init(Cipher.ENCRYPT_MODE,skeySpec);
            byte[] bytes = cipher.doFinal(sSrc.getBytes(StandardCharsets.UTF_8));
            return new BASE64Encoder().encode(bytes);
        } catch (UnsupportedEncodingException | NoSuchAlgorithmException | NoSuchPaddingException e) {
            e.printStackTrace();
        } catch (InvalidKeyException e) {
            e.printStackTrace();
        } catch (IllegalBlockSizeException e) {
            e.printStackTrace();
        } catch (BadPaddingException e) {
            e.printStackTrace();
        }
        return null;
    }
}