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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;<a name="line.19"></a> |
| <span class="sourceLineNo">020</span><a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import java.util.concurrent.Executors;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import java.util.concurrent.ScheduledExecutorService;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import java.util.concurrent.ThreadFactory;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import java.util.concurrent.TimeUnit;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span><a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import org.slf4j.Logger;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import org.slf4j.LoggerFactory;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span><a name="line.28"></a> |
| <span class="sourceLineNo">029</span><a name="line.29"></a> |
| <span class="sourceLineNo">030</span>/**<a name="line.30"></a> |
| <span class="sourceLineNo">031</span> * SessionValidationScheduler implementation that uses a<a name="line.31"></a> |
| <span class="sourceLineNo">032</span> * {@link ScheduledExecutorService} to call {@link ValidatingSessionManager#validateSessions()} every<a name="line.32"></a> |
| <span class="sourceLineNo">033</span> * <em>{@link #getInterval interval}</em> milliseconds.<a name="line.33"></a> |
| <span class="sourceLineNo">034</span> *<a name="line.34"></a> |
| <span class="sourceLineNo">035</span> * @since 0.9<a name="line.35"></a> |
| <span class="sourceLineNo">036</span> */<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>public class ExecutorServiceSessionValidationScheduler implements SessionValidationScheduler, Runnable {<a name="line.37"></a> |
| <span class="sourceLineNo">038</span><a name="line.38"></a> |
| <span class="sourceLineNo">039</span> //TODO - complete JavaDoc<a name="line.39"></a> |
| <span class="sourceLineNo">040</span><a name="line.40"></a> |
| <span class="sourceLineNo">041</span> /** Private internal log instance. */<a name="line.41"></a> |
| <span class="sourceLineNo">042</span> private static final Logger log = LoggerFactory.getLogger(ExecutorServiceSessionValidationScheduler.class);<a name="line.42"></a> |
| <span class="sourceLineNo">043</span><a name="line.43"></a> |
| <span class="sourceLineNo">044</span> ValidatingSessionManager sessionManager;<a name="line.44"></a> |
| <span class="sourceLineNo">045</span> private ScheduledExecutorService service;<a name="line.45"></a> |
| <span class="sourceLineNo">046</span> private long interval = DefaultSessionManager.DEFAULT_SESSION_VALIDATION_INTERVAL;<a name="line.46"></a> |
| <span class="sourceLineNo">047</span> private boolean enabled = false;<a name="line.47"></a> |
| <span class="sourceLineNo">048</span><a name="line.48"></a> |
| <span class="sourceLineNo">049</span> public ExecutorServiceSessionValidationScheduler() {<a name="line.49"></a> |
| <span class="sourceLineNo">050</span> super();<a name="line.50"></a> |
| <span class="sourceLineNo">051</span> }<a name="line.51"></a> |
| <span class="sourceLineNo">052</span><a name="line.52"></a> |
| <span class="sourceLineNo">053</span> public ExecutorServiceSessionValidationScheduler(ValidatingSessionManager sessionManager) {<a name="line.53"></a> |
| <span class="sourceLineNo">054</span> this.sessionManager = sessionManager;<a name="line.54"></a> |
| <span class="sourceLineNo">055</span> }<a name="line.55"></a> |
| <span class="sourceLineNo">056</span><a name="line.56"></a> |
| <span class="sourceLineNo">057</span> public ValidatingSessionManager getSessionManager() {<a name="line.57"></a> |
| <span class="sourceLineNo">058</span> return sessionManager;<a name="line.58"></a> |
| <span class="sourceLineNo">059</span> }<a name="line.59"></a> |
| <span class="sourceLineNo">060</span><a name="line.60"></a> |
| <span class="sourceLineNo">061</span> public void setSessionManager(ValidatingSessionManager sessionManager) {<a name="line.61"></a> |
| <span class="sourceLineNo">062</span> this.sessionManager = sessionManager;<a name="line.62"></a> |
| <span class="sourceLineNo">063</span> }<a name="line.63"></a> |
| <span class="sourceLineNo">064</span><a name="line.64"></a> |
| <span class="sourceLineNo">065</span> public long getInterval() {<a name="line.65"></a> |
| <span class="sourceLineNo">066</span> return interval;<a name="line.66"></a> |
| <span class="sourceLineNo">067</span> }<a name="line.67"></a> |
| <span class="sourceLineNo">068</span><a name="line.68"></a> |
| <span class="sourceLineNo">069</span> public void setInterval(long interval) {<a name="line.69"></a> |
| <span class="sourceLineNo">070</span> this.interval = interval;<a name="line.70"></a> |
| <span class="sourceLineNo">071</span> }<a name="line.71"></a> |
| <span class="sourceLineNo">072</span><a name="line.72"></a> |
| <span class="sourceLineNo">073</span> public boolean isEnabled() {<a name="line.73"></a> |
| <span class="sourceLineNo">074</span> return this.enabled;<a name="line.74"></a> |
| <span class="sourceLineNo">075</span> }<a name="line.75"></a> |
| <span class="sourceLineNo">076</span><a name="line.76"></a> |
| <span class="sourceLineNo">077</span> /**<a name="line.77"></a> |
| <span class="sourceLineNo">078</span> * Creates a single thread {@link ScheduledExecutorService} to validate sessions at fixed intervals <a name="line.78"></a> |
| <span class="sourceLineNo">079</span> * and enables this scheduler. The executor is created as a daemon thread to allow JVM to shut down<a name="line.79"></a> |
| <span class="sourceLineNo">080</span> */<a name="line.80"></a> |
| <span class="sourceLineNo">081</span> //TODO Implement an integration test to test for jvm exit as part of the standalone example<a name="line.81"></a> |
| <span class="sourceLineNo">082</span> // (so we don't have to change the unit test execution model for the core module)<a name="line.82"></a> |
| <span class="sourceLineNo">083</span> public void enableSessionValidation() {<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> if (this.interval > 0l) {<a name="line.84"></a> |
| <span class="sourceLineNo">085</span> this.service = Executors.newSingleThreadScheduledExecutor(new ThreadFactory() { <a name="line.85"></a> |
| <span class="sourceLineNo">086</span> public Thread newThread(Runnable r) { <a name="line.86"></a> |
| <span class="sourceLineNo">087</span> Thread thread = new Thread(r); <a name="line.87"></a> |
| <span class="sourceLineNo">088</span> thread.setDaemon(true); <a name="line.88"></a> |
| <span class="sourceLineNo">089</span> return thread; <a name="line.89"></a> |
| <span class="sourceLineNo">090</span> } <a name="line.90"></a> |
| <span class="sourceLineNo">091</span> }); <a name="line.91"></a> |
| <span class="sourceLineNo">092</span> this.service.scheduleAtFixedRate(this, interval, interval, TimeUnit.MILLISECONDS);<a name="line.92"></a> |
| <span class="sourceLineNo">093</span> this.enabled = true;<a name="line.93"></a> |
| <span class="sourceLineNo">094</span> }<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> }<a name="line.95"></a> |
| <span class="sourceLineNo">096</span><a name="line.96"></a> |
| <span class="sourceLineNo">097</span> public void run() {<a name="line.97"></a> |
| <span class="sourceLineNo">098</span> if (log.isDebugEnabled()) {<a name="line.98"></a> |
| <span class="sourceLineNo">099</span> log.debug("Executing session validation...");<a name="line.99"></a> |
| <span class="sourceLineNo">100</span> }<a name="line.100"></a> |
| <span class="sourceLineNo">101</span> long startTime = System.currentTimeMillis();<a name="line.101"></a> |
| <span class="sourceLineNo">102</span> this.sessionManager.validateSessions();<a name="line.102"></a> |
| <span class="sourceLineNo">103</span> long stopTime = System.currentTimeMillis();<a name="line.103"></a> |
| <span class="sourceLineNo">104</span> if (log.isDebugEnabled()) {<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> log.debug("Session validation completed successfully in " + (stopTime - startTime) + " milliseconds.");<a name="line.105"></a> |
| <span class="sourceLineNo">106</span> }<a name="line.106"></a> |
| <span class="sourceLineNo">107</span> }<a name="line.107"></a> |
| <span class="sourceLineNo">108</span><a name="line.108"></a> |
| <span class="sourceLineNo">109</span> public void disableSessionValidation() {<a name="line.109"></a> |
| <span class="sourceLineNo">110</span> this.service.shutdownNow();<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> this.enabled = false;<a name="line.111"></a> |
| <span class="sourceLineNo">112</span> }<a name="line.112"></a> |
| <span class="sourceLineNo">113</span>}<a name="line.113"></a> |
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