48 lines
1.7 KiB
Java
48 lines
1.7 KiB
Java
/*
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* Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package javax.crypto;
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/**
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* The NullCipher class is a class that provides an
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* "identity cipher" -- one that does not transform the plain text. As
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* a consequence, the ciphertext is identical to the plaintext. All
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* initialization methods do nothing, while the blocksize is set to 1
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* byte.
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*
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* @author Li Gong
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* @since 1.4
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*/
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public class NullCipher extends Cipher {
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/**
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* Creates a NullCipher object.
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*/
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public NullCipher() {
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super(new NullCipherSpi(), null, null);
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}
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}
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