/*
    * Copyright 2001-2008 The Apache Software Foundation.
    * 
    * Licensed under the Apache License, Version 2.0 (the "License");
    * you may not use this file except in compliance with the License.
    * You may obtain a copy of the License at
    * 
    *      http://www.apache.org/licenses/LICENSE-2.0
    * 
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   *
   */
  package org.apache.juddi.v3.client.cryptor;
  
  import java.io.UnsupportedEncodingException;
  import java.security.InvalidAlgorithmParameterException;
  import java.security.InvalidKeyException;
  import java.security.NoSuchAlgorithmException;
  import java.security.spec.InvalidKeySpecException;
  
  import javax.crypto.BadPaddingException;
  import javax.crypto.IllegalBlockSizeException;
  import javax.crypto.NoSuchPaddingException;
  
  /**
   * AES 256 bit encryption. <h1> Requires Unlimited Strength Java Cryptographic
   * Extensions</h1>
   *
   * @author <a href="mailto:alexoree@apache.org">Alex O'Ree</a>
   */
  public class AES256Cryptor extends AESCryptorAbstract {
  
          /**
           * Constructor for DefaultCryptor.
           */
          public AES256Cryptor()
               throws NoSuchAlgorithmException, InvalidKeySpecException, NoSuchPaddingException, InvalidKeyException {
                  super();
          }
  
          @Override
          protected String getKey() {
                  //JUDDI-808
                  String key = CryptorFactory.loadKeyFromFile("AES256Cryptor");
                  if (key != null) {
                          return key;
                  } else {
                          return "ef057ce3abd9dd9a161a2888c9d7025f104a42eceda5947b083186e7190fcc46";
                  }
          }
  
          @Override
          public String encrypt(String str) throws NoSuchPaddingException, NoSuchAlgorithmException, InvalidAlgorithmParameterException, InvalidKeyException, IllegalBlockSizeException, BadPaddingException, UnsupportedEncodingException {
                  return super.encrypt(str);
          }
  
          @Override
          public String decrypt(String str) throws NoSuchPaddingException, NoSuchAlgorithmException, InvalidAlgorithmParameterException, InvalidKeyException, IllegalBlockSizeException, BadPaddingException, UnsupportedEncodingException {
                  return super.decrypt(str);
          }
  
          @Override
          public String newKey() {
                  return GEN(256);
  
          }
  }