/*

  * 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;

 /**

  * An enum representing Shiro's default provided {@link HashFormat} implementations.

  *

  * @since 1.2

  */

 public enum ProvidedHashFormat {

     /**

      * Value representing the {@link HexFormat} implementation.

      */

     HEX(HexFormat.class),

     /**

      * Value representing the {@link Base64Format} implementation.

      */

     BASE64(Base64Format.class),

     /**

      * Value representing the {@link Shiro1CryptFormat} implementation.

      */

     SHIRO1(Shiro1CryptFormat.class);

     private final Class<? extends HashFormat> clazz;

     private ProvidedHashFormat(Class<? extends HashFormat> clazz) {

         this.clazz = clazz;

     }

     Class<? extends HashFormat> getHashFormatClass() {

         return this.clazz;

     }

     public static ProvidedHashFormat byId(String id) {

         if (id == null) {

             return null;

         }

         try {

             return valueOf(id.toUpperCase());

         } catch (IllegalArgumentException ignored) {

             return null;

         }

     }

 }