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| <pre><span class="sourceLineNo">001</span>/*<a name="line.1"></a> |
| <span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.2"></a> |
| <span class="sourceLineNo">003</span> * or more contributor license agreements. See the NOTICE file<a name="line.3"></a> |
| <span class="sourceLineNo">004</span> * distributed with this work for additional information<a name="line.4"></a> |
| <span class="sourceLineNo">005</span> * regarding copyright ownership. The ASF licenses this file<a name="line.5"></a> |
| <span class="sourceLineNo">006</span> * to you under the Apache License, Version 2.0 (the<a name="line.6"></a> |
| <span class="sourceLineNo">007</span> * "License"); you may not use this file except in compliance<a name="line.7"></a> |
| <span class="sourceLineNo">008</span> * with the License. You may obtain a copy of the License at<a name="line.8"></a> |
| <span class="sourceLineNo">009</span> *<a name="line.9"></a> |
| <span class="sourceLineNo">010</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.10"></a> |
| <span class="sourceLineNo">011</span> *<a name="line.11"></a> |
| <span class="sourceLineNo">012</span> * Unless required by applicable law or agreed to in writing,<a name="line.12"></a> |
| <span class="sourceLineNo">013</span> * software distributed under the License is distributed on an<a name="line.13"></a> |
| <span class="sourceLineNo">014</span> * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY<a name="line.14"></a> |
| <span class="sourceLineNo">015</span> * KIND, either express or implied. See the License for the<a name="line.15"></a> |
| <span class="sourceLineNo">016</span> * specific language governing permissions and limitations<a name="line.16"></a> |
| <span class="sourceLineNo">017</span> * under the License.<a name="line.17"></a> |
| <span class="sourceLineNo">018</span> */<a name="line.18"></a> |
| <span class="sourceLineNo">019</span>package org.apache.shiro.session.mgt.eis;<a name="line.19"></a> |
| <span class="sourceLineNo">020</span><a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import org.apache.shiro.session.Session;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span><a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import java.io.Serializable;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span><a name="line.24"></a> |
| <span class="sourceLineNo">025</span>/**<a name="line.25"></a> |
| <span class="sourceLineNo">026</span> * Interface allowing pluggable session ID generation strategies to be used with various {@link SessionDAO}<a name="line.26"></a> |
| <span class="sourceLineNo">027</span> * implementations.<a name="line.27"></a> |
| <span class="sourceLineNo">028</span> * <h2>Usage</h2><a name="line.28"></a> |
| <span class="sourceLineNo">029</span> * SessionIdGenerators are usually only used when ID generation is separate from creating the<a name="line.29"></a> |
| <span class="sourceLineNo">030</span> * Session record in the EIS data store. Some EIS data stores, such as relational databases, can generate the id<a name="line.30"></a> |
| <span class="sourceLineNo">031</span> * at the same time the record is created, such as when using auto-generated primary keys. In these cases, a<a name="line.31"></a> |
| <span class="sourceLineNo">032</span> * SessionIdGenerator does not need to be configured.<a name="line.32"></a> |
| <span class="sourceLineNo">033</span> * <p/><a name="line.33"></a> |
| <span class="sourceLineNo">034</span> * However, if you want to customize how session IDs are created before persisting the Session record into the data<a name="line.34"></a> |
| <span class="sourceLineNo">035</span> * store, you can implement this interface and typically inject it into an {@link AbstractSessionDAO} instance.<a name="line.35"></a> |
| <span class="sourceLineNo">036</span> *<a name="line.36"></a> |
| <span class="sourceLineNo">037</span> * @see org.apache.shiro.session.mgt.eis.JavaUuidSessionIdGenerator JavaUuidSessionIdGenerator<a name="line.37"></a> |
| <span class="sourceLineNo">038</span> * @see org.apache.shiro.session.mgt.eis.RandomSessionIdGenerator RandomSessionIdGenerator<a name="line.38"></a> |
| <span class="sourceLineNo">039</span> * @since 1.0<a name="line.39"></a> |
| <span class="sourceLineNo">040</span> */<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>public interface SessionIdGenerator {<a name="line.41"></a> |
| <span class="sourceLineNo">042</span><a name="line.42"></a> |
| <span class="sourceLineNo">043</span> /**<a name="line.43"></a> |
| <span class="sourceLineNo">044</span> * Generates a new ID to be applied to the specified {@code Session} instance.<a name="line.44"></a> |
| <span class="sourceLineNo">045</span> *<a name="line.45"></a> |
| <span class="sourceLineNo">046</span> * @param session the {@link Session} instance to which the ID will be applied.<a name="line.46"></a> |
| <span class="sourceLineNo">047</span> * @return the id to assign to the specified {@link Session} instance before adding a record to the EIS data store.<a name="line.47"></a> |
| <span class="sourceLineNo">048</span> */<a name="line.48"></a> |
| <span class="sourceLineNo">049</span> Serializable generateId(Session session);<a name="line.49"></a> |
| <span class="sourceLineNo">050</span><a name="line.50"></a> |
| <span class="sourceLineNo">051</span>}<a name="line.51"></a> |
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