org.jasypt.digest.ByteDigester Maven / Gradle / Ivy
/*
* =============================================================================
*
* Copyright (c) 2007-2010, The JASYPT team (http://www.jasypt.org)
*
* 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.jasypt.digest;
/**
*
* Common interface for all digesters which receive a byte array message and
* return a byte array digest.
*
*
* For a default implementation, see {@link StandardByteDigester}.
*
*
* @since 1.0
*
* @author Daniel Fernández
*
*/
public interface ByteDigester {
/**
*
* Create a digest of the input message.
*
*
* @param message the message to be digested
* @return the digest
*/
public byte[] digest(byte[] message);
/**
*
* Check whether a message matches a digest, managing aspects like
* salt, hashing iterations, etc. (if applicable).
*
*
* @param message the message to check
* @param digest the digest to check
* @return TRUE if the message matches the digest, FALSE if not.
*/
public boolean matches(byte[] message, byte[] digest);
}