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import javax.crypto.Cipher;

import javax.crypto.spec.SecretKeySpec;

import org.apache.commons.codec.binary.Base64;

public class Security {

public static String encrypt(String input, String key){

byte[] crypted = null;

try{

SecretKeySpec skey = new SecretKeySpec(key.getBytes(), "AES");

Cipher cipher = Cipher.getInstance("AES/ECB/PKCS5Padding");

cipher.init(Cipher.ENCRYPT_MODE, skey);

crypted = cipher.doFinal(input.getBytes());

}catch(Exception e){

System.out.println(e.toString());

}

return new String(Base64.encodeBase64(crypted));

}

public static String decrypt(String input, String key){

byte[] output = null;

try{

SecretKeySpec skey = new SecretKeySpec(key.getBytes(), "AES");

Cipher cipher = Cipher.getInstance("AES/ECB/PKCS5Padding");

cipher.init(Cipher.DECRYPT_MODE, skey);

output = cipher.doFinal(Base64.decodeBase64(input));

}catch(Exception e){

System.out.println(e.toString());

}

return new String(output);

}

public static void main(String[] args) {

String key = "1234567891234567";

String data = "example";

System.out.println(Security.decrypt(Security.encrypt(data, key), key));

System.out.println(Security.encrypt(data, key));

}

}