/*

  * 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.session.mgt.eis;

 import org.apache.shiro.session.Session;

 import java.io.Serializable;

 import java.util.UUID;

 /**

  * {@link SessionIdGenerator} that generates String values of JDK {@link java.util.UUID}'s as the session IDs.

  *

  * @since 1.0

  */

 public class JavaUuidSessionIdGenerator implements SessionIdGenerator {

     /**

      * Ignores the method argument and simply returns

      * {@code UUID}.{@link java.util.UUID#randomUUID() randomUUID()}.{@code toString()}.

      *

      * @param session the {@link Session} instance to which the ID will be applied.

      * @return the String value of the JDK's next {@link UUID#randomUUID() randomUUID()}.

      */

     public Serializable generateId(Session session) {

         return UUID.randomUUID().toString();

     }

 }