/*

  * 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.

  */

 package org.apache.shiro.crypto.hash.format;

 import org.apache.shiro.crypto.hash.Hash;

 /**

  * {@code HashFormat} that outputs <em>only</em> the hash's digest bytes in Base64 format.  It does not print out

  * anything else (salt, iterations, etc).  This implementation is mostly provided as a convenience for

  * command-line hashing.

  *

  * @since 1.2

  */

 public class Base64Format implements HashFormat {

     /**

      * Returns {@code hash != null ? hash.toBase64() : null}.

      *

      * @param hash the hash instance to format into a String.

      * @return {@code hash != null ? hash.toBase64() : null}.

      */

     public String format(Hash hash) {

         return hash != null ? hash.toBase64() : null;

     }

 }