| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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. |
| */ |
| |
| /** |
| * @author Boris V. Kuznetsov |
| * @version $Revision$ |
| */ |
| |
| package javax.crypto; |
| |
| import java.security.InvalidKeyException; |
| import java.security.Key; |
| import java.security.SecureRandom; |
| import org.apache.harmony.crypto.internal.NullCipherSpi; |
| |
| |
| /** |
| * This class provides an identity cipher that does not transform the input data |
| * in any way. The <i>encrypted</i> data is identical to the <i>plain text</i>. |
| */ |
| public class NullCipher extends Cipher { |
| |
| /** |
| * Creates a new {@code NullCipher} instance. |
| */ |
| public NullCipher() { |
| super(new NullCipherSpi(), null, null); |
| try { |
| this.init(Cipher.ENCRYPT_MODE, (Key)null, (SecureRandom)null); |
| } catch (InvalidKeyException e) { |
| } |
| } |
| |
| } |