import javax.crypto.Cipher;

import javax.crypto.spec.SecretKeySpec;

public class AES {

public static byte[] encode(byte[] paramArrayOfByte1, byte[] paramArrayOfByte2)

{

//paramArrayOfByte1 是key paramArrayOfByte2 是明文

if ((paramArrayOfByte1 == null) || (paramArrayOfByte1.length != 32))

return null;

try

{

SecretKeySpec localSecretKeySpec = new SecretKeySpec(paramArrayOfByte1, "AES");

Cipher localCipher = Cipher.getInstance("AES/ECB/PKCS7Padding", "BC");

localCipher.init(1, localSecretKeySpec);

byte[] arrayOfByte = localCipher.doFinal(paramArrayOfByte2);

return arrayOfByte;

}

catch (Exception localException)

{

localException.printStackTrace();

}

return null;

}

public static String decode(byte[] paramArrayOfByte1, byte[] paramArrayOfByte2)

{

if ((paramArrayOfByte1 == null) || (paramArrayOfByte1.length != 32))

return null;

try

{

SecretKeySpec localSecretKeySpec = new SecretKeySpec(paramArrayOfByte1, "AES");

Cipher localCipher = Cipher.getInstance("AES/ECB/PKCS7Padding", "BC");

localCipher.init(2, localSecretKeySpec);

String str = new String(localCipher.doFinal(paramArrayOfByte2));

return str;

}

catch (Exception localException)

{

localException.printStackTrace();

}

return null;

}

}