编辑代码

import javax.crypto.Cipher;
import javax.crypto.spec.SecretKeySpec;
import java.util.Base64;

public class AESUtils {

    public static String DEFAULT_KEY="minglie@network1";

    public static String encrypt(String data, String key) throws Exception {
        SecretKeySpec secretKey = new SecretKeySpec(key.getBytes(), "AES");
        Cipher cipher = Cipher.getInstance("AES/ECB/PKCS5Padding");
        cipher.init(Cipher.ENCRYPT_MODE, secretKey);
        byte[] encryptedBytes = cipher.doFinal(data.getBytes());
        return Base64.getEncoder().encodeToString(encryptedBytes);
    }

    public static String decrypt(String encryptedData, String key) throws Exception {
        SecretKeySpec secretKey = new SecretKeySpec(key.getBytes(), "AES");
        Cipher cipher = Cipher.getInstance("AES/ECB/PKCS5Padding");
        cipher.init(Cipher.DECRYPT_MODE, secretKey);
        byte[] decryptedBytes = cipher.doFinal(Base64.getDecoder().decode(encryptedData));
        return new String(decryptedBytes);
    }


    public static String encrypt(String data) throws Exception {
        return AESUtils.encrypt(data,DEFAULT_KEY);
    }
    public static String decrypt(String encryptedData) throws Exception{
        return AESUtils.decrypt(encryptedData,DEFAULT_KEY);
    }

    public static void main(String[] args) throws Exception {
        String data = "Hello, Worlddddddddd!";
        String encryptedData = encrypt(data);
        System.out.println("Encrypted Data: " + encryptedData);
        String decryptedData = decrypt(encryptedData);
        System.out.println("Decrypted Data: " + decryptedData);
    }
}