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Posted to commits@turbine.apache.org by gk...@apache.org on 2021/08/04 05:57:40 UTC

svn commit: r1076287 [13/35] - in /websites/production/turbine/content/fulcrum/fulcrum-cache: ./ announcements/ apidocs/ apidocs/org/apache/fulcrum/cache/ apidocs/org/apache/fulcrum/cache/class-use/ apidocs/org/apache/fulcrum/cache/impl/ apidocs/org/ap...

Modified: websites/production/turbine/content/fulcrum/fulcrum-cache/apidocs/src-html/org/apache/fulcrum/cache/RefreshableCachedObject.html
==============================================================================
--- websites/production/turbine/content/fulcrum/fulcrum-cache/apidocs/src-html/org/apache/fulcrum/cache/RefreshableCachedObject.html (original)
+++ websites/production/turbine/content/fulcrum/fulcrum-cache/apidocs/src-html/org/apache/fulcrum/cache/RefreshableCachedObject.html Wed Aug  4 05:57:38 2021
@@ -1,212 +1,236 @@
-<HTML>
-<BODY BGCOLOR="white">
-<PRE>
-<FONT color="green">001</FONT>    package org.apache.fulcrum.cache;<a name="line.1"></a>
-<FONT color="green">002</FONT>    <a name="line.2"></a>
-<FONT color="green">003</FONT>    /*<a name="line.3"></a>
-<FONT color="green">004</FONT>     * Licensed to the Apache Software Foundation (ASF) under one<a name="line.4"></a>
-<FONT color="green">005</FONT>     * or more contributor license agreements.  See the NOTICE file<a name="line.5"></a>
-<FONT color="green">006</FONT>     * distributed with this work for additional information<a name="line.6"></a>
-<FONT color="green">007</FONT>     * regarding copyright ownership.  The ASF licenses this file<a name="line.7"></a>
-<FONT color="green">008</FONT>     * to you under the Apache License, Version 2.0 (the<a name="line.8"></a>
-<FONT color="green">009</FONT>     * "License"); you may not use this file except in compliance<a name="line.9"></a>
-<FONT color="green">010</FONT>     * with the License.  You may obtain a copy of the License at<a name="line.10"></a>
-<FONT color="green">011</FONT>     *<a name="line.11"></a>
-<FONT color="green">012</FONT>     *   http://www.apache.org/licenses/LICENSE-2.0<a name="line.12"></a>
-<FONT color="green">013</FONT>     *<a name="line.13"></a>
-<FONT color="green">014</FONT>     * Unless required by applicable law or agreed to in writing,<a name="line.14"></a>
-<FONT color="green">015</FONT>     * software distributed under the License is distributed on an<a name="line.15"></a>
-<FONT color="green">016</FONT>     * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY<a name="line.16"></a>
-<FONT color="green">017</FONT>     * KIND, either express or implied.  See the License for the<a name="line.17"></a>
-<FONT color="green">018</FONT>     * specific language governing permissions and limitations<a name="line.18"></a>
-<FONT color="green">019</FONT>     * under the License.<a name="line.19"></a>
-<FONT color="green">020</FONT>     */<a name="line.20"></a>
-<FONT color="green">021</FONT>    <a name="line.21"></a>
-<FONT color="green">022</FONT>    /**<a name="line.22"></a>
-<FONT color="green">023</FONT>     * The idea of the RefreshableCachedObject is that, rather than removing items<a name="line.23"></a>
-<FONT color="green">024</FONT>     * from the cache when they become stale, we'll tell them to refresh themselves<a name="line.24"></a>
-<FONT color="green">025</FONT>     * instead. That way they'll always be in the cache, and the code to refresh<a name="line.25"></a>
-<FONT color="green">026</FONT>     * them will be run by the background thread rather than by a user request<a name="line.26"></a>
-<FONT color="green">027</FONT>     * thread. You can also set a TTL (Time To Live) for the object. This way, if<a name="line.27"></a>
-<FONT color="green">028</FONT>     * the object hasn't been touched for the TTL period, then it will be removed<a name="line.28"></a>
-<FONT color="green">029</FONT>     * from the cache.<a name="line.29"></a>
-<FONT color="green">030</FONT>     * <a name="line.30"></a>
-<FONT color="green">031</FONT>     * This extends CachedObject and provides a method for refreshing the cached<a name="line.31"></a>
-<FONT color="green">032</FONT>     * object, and resetting its expire time.<a name="line.32"></a>
-<FONT color="green">033</FONT>     * <a name="line.33"></a>
-<FONT color="green">034</FONT>     * @author &lt;a href="mailto:nissim@nksystems.com"&gt;Nissim Karpenstein&lt;/a&gt;<a name="line.34"></a>
-<FONT color="green">035</FONT>     * @author &lt;a href="mailto:hps@intermeta.de"&gt;Henning P. Schmiedehausen&lt;/a&gt;<a name="line.35"></a>
-<FONT color="green">036</FONT>     * @version $Id: RefreshableCachedObject.java 670326 2008-06-22 09:31:47Z tv $<a name="line.36"></a>
-<FONT color="green">037</FONT>     */<a name="line.37"></a>
-<FONT color="green">038</FONT>    public class RefreshableCachedObject extends CachedObject<a name="line.38"></a>
-<FONT color="green">039</FONT>    {<a name="line.39"></a>
-<FONT color="green">040</FONT>    <a name="line.40"></a>
-<FONT color="green">041</FONT>        /**<a name="line.41"></a>
-<FONT color="green">042</FONT>         * Serialization key<a name="line.42"></a>
-<FONT color="green">043</FONT>         */<a name="line.43"></a>
-<FONT color="green">044</FONT>        private static final long serialVersionUID = 4072572956381768087L;<a name="line.44"></a>
-<FONT color="green">045</FONT>    <a name="line.45"></a>
-<FONT color="green">046</FONT>        /**<a name="line.46"></a>
-<FONT color="green">047</FONT>         * How long to wait before removing an untouched object from the cache.<a name="line.47"></a>
-<FONT color="green">048</FONT>         * Negative numbers mean never remove (the default).<a name="line.48"></a>
-<FONT color="green">049</FONT>         */<a name="line.49"></a>
-<FONT color="green">050</FONT>        private long timeToLive = -1;<a name="line.50"></a>
-<FONT color="green">051</FONT>    <a name="line.51"></a>
-<FONT color="green">052</FONT>        /**<a name="line.52"></a>
-<FONT color="green">053</FONT>         * The last time the Object was accessed from the cache.<a name="line.53"></a>
-<FONT color="green">054</FONT>         */<a name="line.54"></a>
-<FONT color="green">055</FONT>        private long lastAccess;<a name="line.55"></a>
-<FONT color="green">056</FONT>    <a name="line.56"></a>
-<FONT color="green">057</FONT>        /**<a name="line.57"></a>
-<FONT color="green">058</FONT>         * Constructor; sets the object to expire in the default time (30 minutes).<a name="line.58"></a>
-<FONT color="green">059</FONT>         * <a name="line.59"></a>
-<FONT color="green">060</FONT>         * @param o<a name="line.60"></a>
-<FONT color="green">061</FONT>         *            The object you want to cache.<a name="line.61"></a>
-<FONT color="green">062</FONT>         */<a name="line.62"></a>
-<FONT color="green">063</FONT>        public RefreshableCachedObject(Refreshable o)<a name="line.63"></a>
-<FONT color="green">064</FONT>        {<a name="line.64"></a>
-<FONT color="green">065</FONT>            super(o);<a name="line.65"></a>
-<FONT color="green">066</FONT>            this.lastAccess = System.currentTimeMillis();<a name="line.66"></a>
-<FONT color="green">067</FONT>        }<a name="line.67"></a>
-<FONT color="green">068</FONT>    <a name="line.68"></a>
-<FONT color="green">069</FONT>        /**<a name="line.69"></a>
-<FONT color="green">070</FONT>         * Constructor.<a name="line.70"></a>
-<FONT color="green">071</FONT>         * <a name="line.71"></a>
-<FONT color="green">072</FONT>         * @param o<a name="line.72"></a>
-<FONT color="green">073</FONT>         *            The object to cache.<a name="line.73"></a>
-<FONT color="green">074</FONT>         * @param expires<a name="line.74"></a>
-<FONT color="green">075</FONT>         *            How long before the object expires, in ms, e.g. 1000 = 1<a name="line.75"></a>
-<FONT color="green">076</FONT>         *            second.<a name="line.76"></a>
-<FONT color="green">077</FONT>         */<a name="line.77"></a>
-<FONT color="green">078</FONT>        public RefreshableCachedObject(Refreshable o, long expires)<a name="line.78"></a>
-<FONT color="green">079</FONT>        {<a name="line.79"></a>
-<FONT color="green">080</FONT>            super(o, expires);<a name="line.80"></a>
-<FONT color="green">081</FONT>            this.lastAccess = System.currentTimeMillis();<a name="line.81"></a>
-<FONT color="green">082</FONT>        }<a name="line.82"></a>
-<FONT color="green">083</FONT>    <a name="line.83"></a>
-<FONT color="green">084</FONT>        /**<a name="line.84"></a>
-<FONT color="green">085</FONT>         * Sets the timeToLive value<a name="line.85"></a>
-<FONT color="green">086</FONT>         * <a name="line.86"></a>
-<FONT color="green">087</FONT>         * @param timeToLive<a name="line.87"></a>
-<FONT color="green">088</FONT>         *            the new Value in milliseconds<a name="line.88"></a>
-<FONT color="green">089</FONT>         */<a name="line.89"></a>
-<FONT color="green">090</FONT>        public synchronized void setTTL(long timeToLive)<a name="line.90"></a>
-<FONT color="green">091</FONT>        {<a name="line.91"></a>
-<FONT color="green">092</FONT>            this.timeToLive = timeToLive;<a name="line.92"></a>
-<FONT color="green">093</FONT>        }<a name="line.93"></a>
-<FONT color="green">094</FONT>    <a name="line.94"></a>
-<FONT color="green">095</FONT>        /**<a name="line.95"></a>
-<FONT color="green">096</FONT>         * Gets the timeToLive value.<a name="line.96"></a>
-<FONT color="green">097</FONT>         * <a name="line.97"></a>
-<FONT color="green">098</FONT>         * @return The current timeToLive value (in milliseconds)<a name="line.98"></a>
-<FONT color="green">099</FONT>         */<a name="line.99"></a>
-<FONT color="green">100</FONT>        public synchronized long getTTL()<a name="line.100"></a>
-<FONT color="green">101</FONT>        {<a name="line.101"></a>
-<FONT color="green">102</FONT>            return this.timeToLive;<a name="line.102"></a>
-<FONT color="green">103</FONT>        }<a name="line.103"></a>
-<FONT color="green">104</FONT>    <a name="line.104"></a>
-<FONT color="green">105</FONT>        /**<a name="line.105"></a>
-<FONT color="green">106</FONT>         * Sets the last access time to the current time.<a name="line.106"></a>
-<FONT color="green">107</FONT>         */<a name="line.107"></a>
-<FONT color="green">108</FONT>        public synchronized void touch()<a name="line.108"></a>
-<FONT color="green">109</FONT>        {<a name="line.109"></a>
-<FONT color="green">110</FONT>            this.lastAccess = System.currentTimeMillis();<a name="line.110"></a>
-<FONT color="green">111</FONT>        }<a name="line.111"></a>
-<FONT color="green">112</FONT>    <a name="line.112"></a>
-<FONT color="green">113</FONT>        /**<a name="line.113"></a>
-<FONT color="green">114</FONT>         * Returns true if the object hasn't been touched in the previous TTL<a name="line.114"></a>
-<FONT color="green">115</FONT>         * period.<a name="line.115"></a>
-<FONT color="green">116</FONT>         */<a name="line.116"></a>
-<FONT color="green">117</FONT>        public synchronized boolean isUntouched()<a name="line.117"></a>
-<FONT color="green">118</FONT>        {<a name="line.118"></a>
-<FONT color="green">119</FONT>            if (this.timeToLive &lt; 0)<a name="line.119"></a>
-<FONT color="green">120</FONT>            {<a name="line.120"></a>
-<FONT color="green">121</FONT>                return false;<a name="line.121"></a>
-<FONT color="green">122</FONT>            }<a name="line.122"></a>
-<FONT color="green">123</FONT>    <a name="line.123"></a>
-<FONT color="green">124</FONT>            if (this.lastAccess + this.timeToLive &lt; System.currentTimeMillis())<a name="line.124"></a>
-<FONT color="green">125</FONT>            {<a name="line.125"></a>
-<FONT color="green">126</FONT>                return true;<a name="line.126"></a>
-<FONT color="green">127</FONT>            }<a name="line.127"></a>
-<FONT color="green">128</FONT>            else<a name="line.128"></a>
-<FONT color="green">129</FONT>            {<a name="line.129"></a>
-<FONT color="green">130</FONT>                return false;<a name="line.130"></a>
-<FONT color="green">131</FONT>            }<a name="line.131"></a>
-<FONT color="green">132</FONT>        }<a name="line.132"></a>
-<FONT color="green">133</FONT>    <a name="line.133"></a>
-<FONT color="green">134</FONT>        /**<a name="line.134"></a>
-<FONT color="green">135</FONT>         * Refresh the object and the created time.<a name="line.135"></a>
-<FONT color="green">136</FONT>         */<a name="line.136"></a>
-<FONT color="green">137</FONT>        public void refresh()<a name="line.137"></a>
-<FONT color="green">138</FONT>        {<a name="line.138"></a>
-<FONT color="green">139</FONT>            Refreshable r = (Refreshable) getContents();<a name="line.139"></a>
-<FONT color="green">140</FONT>            synchronized (this)<a name="line.140"></a>
-<FONT color="green">141</FONT>            {<a name="line.141"></a>
-<FONT color="green">142</FONT>                this.created = System.currentTimeMillis();<a name="line.142"></a>
-<FONT color="green">143</FONT>                r.refresh();<a name="line.143"></a>
-<FONT color="green">144</FONT>            }<a name="line.144"></a>
-<FONT color="green">145</FONT>        }<a name="line.145"></a>
-<FONT color="green">146</FONT>    }<a name="line.146"></a>
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-</PRE>
-</BODY>
-</HTML>
+<!DOCTYPE HTML>
+<html lang="de">
+<head>
+<title>Source code</title>
+<link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style">
+</head>
+<body>
+<main role="main">
+<div class="sourceContainer">
+<pre><span class="sourceLineNo">001</span><a id="line.1">package org.apache.fulcrum.cache;</a>
+<span class="sourceLineNo">002</span><a id="line.2"></a>
+<span class="sourceLineNo">003</span><a id="line.3">/*</a>
+<span class="sourceLineNo">004</span><a id="line.4"> * Licensed to the Apache Software Foundation (ASF) under one</a>
+<span class="sourceLineNo">005</span><a id="line.5"> * or more contributor license agreements.  See the NOTICE file</a>
+<span class="sourceLineNo">006</span><a id="line.6"> * distributed with this work for additional information</a>
+<span class="sourceLineNo">007</span><a id="line.7"> * regarding copyright ownership.  The ASF licenses this file</a>
+<span class="sourceLineNo">008</span><a id="line.8"> * to you under the Apache License, Version 2.0 (the</a>
+<span class="sourceLineNo">009</span><a id="line.9"> * "License"); you may not use this file except in compliance</a>
+<span class="sourceLineNo">010</span><a id="line.10"> * with the License.  You may obtain a copy of the License at</a>
+<span class="sourceLineNo">011</span><a id="line.11"> *</a>
+<span class="sourceLineNo">012</span><a id="line.12"> *   http://www.apache.org/licenses/LICENSE-2.0</a>
+<span class="sourceLineNo">013</span><a id="line.13"> *</a>
+<span class="sourceLineNo">014</span><a id="line.14"> * Unless required by applicable law or agreed to in writing,</a>
+<span class="sourceLineNo">015</span><a id="line.15"> * software distributed under the License is distributed on an</a>
+<span class="sourceLineNo">016</span><a id="line.16"> * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</a>
+<span class="sourceLineNo">017</span><a id="line.17"> * KIND, either express or implied.  See the License for the</a>
+<span class="sourceLineNo">018</span><a id="line.18"> * specific language governing permissions and limitations</a>
+<span class="sourceLineNo">019</span><a id="line.19"> * under the License.</a>
+<span class="sourceLineNo">020</span><a id="line.20"> */</a>
+<span class="sourceLineNo">021</span><a id="line.21"></a>
+<span class="sourceLineNo">022</span><a id="line.22">/**</a>
+<span class="sourceLineNo">023</span><a id="line.23"> * The idea of the RefreshableCachedObject is that, rather than removing items</a>
+<span class="sourceLineNo">024</span><a id="line.24"> * from the cache when they become stale, we'll tell them to refresh themselves</a>
+<span class="sourceLineNo">025</span><a id="line.25"> * instead. That way they'll always be in the cache, and the code to refresh</a>
+<span class="sourceLineNo">026</span><a id="line.26"> * them will be run by the background thread rather than by a user request</a>
+<span class="sourceLineNo">027</span><a id="line.27"> * thread. You can also set a TTL (Time To Live) for the object. This way, if</a>
+<span class="sourceLineNo">028</span><a id="line.28"> * the object hasn't been touched for the TTL period, then it will be removed</a>
+<span class="sourceLineNo">029</span><a id="line.29"> * from the cache.</a>
+<span class="sourceLineNo">030</span><a id="line.30"> *</a>
+<span class="sourceLineNo">031</span><a id="line.31"> * This extends CachedObject and provides a method for refreshing the cached</a>
+<span class="sourceLineNo">032</span><a id="line.32"> * object, and resetting its expire time.</a>
+<span class="sourceLineNo">033</span><a id="line.33"> *</a>
+<span class="sourceLineNo">034</span><a id="line.34"> * @author &lt;a href="mailto:nissim@nksystems.com"&gt;Nissim Karpenstein&lt;/a&gt;</a>
+<span class="sourceLineNo">035</span><a id="line.35"> * @author &lt;a href="mailto:hps@intermeta.de"&gt;Henning P. Schmiedehausen&lt;/a&gt;</a>
+<span class="sourceLineNo">036</span><a id="line.36"> * @version $Id: RefreshableCachedObject.java 1890338 2021-05-31 10:31:19Z gk $</a>
+<span class="sourceLineNo">037</span><a id="line.37"> */</a>
+<span class="sourceLineNo">038</span><a id="line.38">public class RefreshableCachedObject&lt;T extends Refreshable&gt; extends CachedObject&lt;T&gt;</a>
+<span class="sourceLineNo">039</span><a id="line.39">{</a>
+<span class="sourceLineNo">040</span><a id="line.40"></a>
+<span class="sourceLineNo">041</span><a id="line.41">    /**</a>
+<span class="sourceLineNo">042</span><a id="line.42">     * Serialization key</a>
+<span class="sourceLineNo">043</span><a id="line.43">     */</a>
+<span class="sourceLineNo">044</span><a id="line.44">    private static final long serialVersionUID = 4072572956381768087L;</a>
+<span class="sourceLineNo">045</span><a id="line.45"></a>
+<span class="sourceLineNo">046</span><a id="line.46">    /**</a>
+<span class="sourceLineNo">047</span><a id="line.47">     * How long to wait before removing an untouched object from the cache.</a>
+<span class="sourceLineNo">048</span><a id="line.48">     * Negative numbers mean never remove (the default).</a>
+<span class="sourceLineNo">049</span><a id="line.49">     * </a>
+<span class="sourceLineNo">050</span><a id="line.50">     * time to live in millisec, getter/setter ({@link #getTTL()}</a>
+<span class="sourceLineNo">051</span><a id="line.51">     * </a>
+<span class="sourceLineNo">052</span><a id="line.52">     */</a>
+<span class="sourceLineNo">053</span><a id="line.53">    private long timeToLive = -1;</a>
+<span class="sourceLineNo">054</span><a id="line.54"></a>
+<span class="sourceLineNo">055</span><a id="line.55">    /**</a>
+<span class="sourceLineNo">056</span><a id="line.56">     * The last time the Object was accessed from the cache.</a>
+<span class="sourceLineNo">057</span><a id="line.57">     */</a>
+<span class="sourceLineNo">058</span><a id="line.58">    private long lastAccess;</a>
+<span class="sourceLineNo">059</span><a id="line.59"></a>
+<span class="sourceLineNo">060</span><a id="line.60">    /**</a>
+<span class="sourceLineNo">061</span><a id="line.61">     * Constructor; sets the object to expire in the default time (30 minutes).</a>
+<span class="sourceLineNo">062</span><a id="line.62">     *</a>
+<span class="sourceLineNo">063</span><a id="line.63">     * @param object</a>
+<span class="sourceLineNo">064</span><a id="line.64">     *            The object you want to cache.</a>
+<span class="sourceLineNo">065</span><a id="line.65">     */</a>
+<span class="sourceLineNo">066</span><a id="line.66">    public RefreshableCachedObject(final T object)</a>
+<span class="sourceLineNo">067</span><a id="line.67">    {</a>
+<span class="sourceLineNo">068</span><a id="line.68">        super(object);</a>
+<span class="sourceLineNo">069</span><a id="line.69">        setLastAccess(System.currentTimeMillis());</a>
+<span class="sourceLineNo">070</span><a id="line.70">    }</a>
+<span class="sourceLineNo">071</span><a id="line.71"></a>
+<span class="sourceLineNo">072</span><a id="line.72">    /**</a>
+<span class="sourceLineNo">073</span><a id="line.73">     * Constructor.</a>
+<span class="sourceLineNo">074</span><a id="line.74">     *</a>
+<span class="sourceLineNo">075</span><a id="line.75">     * @param object</a>
+<span class="sourceLineNo">076</span><a id="line.76">     *            The object to cache.</a>
+<span class="sourceLineNo">077</span><a id="line.77">     * @param expires</a>
+<span class="sourceLineNo">078</span><a id="line.78">     *            How long before the object expires, in ms, e.g. 1000 = 1</a>
+<span class="sourceLineNo">079</span><a id="line.79">     *            second.</a>
+<span class="sourceLineNo">080</span><a id="line.80">     */</a>
+<span class="sourceLineNo">081</span><a id="line.81">    public RefreshableCachedObject(final T object, final long expires)</a>
+<span class="sourceLineNo">082</span><a id="line.82">    {</a>
+<span class="sourceLineNo">083</span><a id="line.83">        super(object, expires);</a>
+<span class="sourceLineNo">084</span><a id="line.84">        setLastAccess(System.currentTimeMillis());</a>
+<span class="sourceLineNo">085</span><a id="line.85">    }</a>
+<span class="sourceLineNo">086</span><a id="line.86"></a>
+<span class="sourceLineNo">087</span><a id="line.87">    /**</a>
+<span class="sourceLineNo">088</span><a id="line.88">     * Sets the timeToLive value</a>
+<span class="sourceLineNo">089</span><a id="line.89">     *</a>
+<span class="sourceLineNo">090</span><a id="line.90">     * @param timeToLive</a>
+<span class="sourceLineNo">091</span><a id="line.91">     *            the new Value in milliseconds</a>
+<span class="sourceLineNo">092</span><a id="line.92">     */</a>
+<span class="sourceLineNo">093</span><a id="line.93">    public void setTTL(final long timeToLive)</a>
+<span class="sourceLineNo">094</span><a id="line.94">    {</a>
+<span class="sourceLineNo">095</span><a id="line.95">        synchronized(this) {</a>
+<span class="sourceLineNo">096</span><a id="line.96">            this.timeToLive = timeToLive;</a>
+<span class="sourceLineNo">097</span><a id="line.97">        }</a>
+<span class="sourceLineNo">098</span><a id="line.98">    }</a>
+<span class="sourceLineNo">099</span><a id="line.99"></a>
+<span class="sourceLineNo">100</span><a id="line.100">    /**</a>
+<span class="sourceLineNo">101</span><a id="line.101">     * Gets the timeToLive value.</a>
+<span class="sourceLineNo">102</span><a id="line.102">     *</a>
+<span class="sourceLineNo">103</span><a id="line.103">     * @return The current timeToLive value (in milliseconds)</a>
+<span class="sourceLineNo">104</span><a id="line.104">     */</a>
+<span class="sourceLineNo">105</span><a id="line.105">    public long getTTL()</a>
+<span class="sourceLineNo">106</span><a id="line.106">    {</a>
+<span class="sourceLineNo">107</span><a id="line.107">        synchronized(this) {</a>
+<span class="sourceLineNo">108</span><a id="line.108">            return this.timeToLive;</a>
+<span class="sourceLineNo">109</span><a id="line.109">        }</a>
+<span class="sourceLineNo">110</span><a id="line.110">    }</a>
+<span class="sourceLineNo">111</span><a id="line.111"></a>
+<span class="sourceLineNo">112</span><a id="line.112">    /**</a>
+<span class="sourceLineNo">113</span><a id="line.113">     * Sets the last access time to the current time.</a>
+<span class="sourceLineNo">114</span><a id="line.114">     */</a>
+<span class="sourceLineNo">115</span><a id="line.115">    public void touch()</a>
+<span class="sourceLineNo">116</span><a id="line.116">    {</a>
+<span class="sourceLineNo">117</span><a id="line.117">        synchronized(this) {</a>
+<span class="sourceLineNo">118</span><a id="line.118">            this.lastAccess = System.currentTimeMillis();</a>
+<span class="sourceLineNo">119</span><a id="line.119">        }</a>
+<span class="sourceLineNo">120</span><a id="line.120">    }</a>
+<span class="sourceLineNo">121</span><a id="line.121"></a>
+<span class="sourceLineNo">122</span><a id="line.122">    /**</a>
+<span class="sourceLineNo">123</span><a id="line.123">     * Returns true if the object hasn't been touched in the previous TTL</a>
+<span class="sourceLineNo">124</span><a id="line.124">     * period.</a>
+<span class="sourceLineNo">125</span><a id="line.125">     * </a>
+<span class="sourceLineNo">126</span><a id="line.126">     * @return boolean status of object</a>
+<span class="sourceLineNo">127</span><a id="line.127">     */</a>
+<span class="sourceLineNo">128</span><a id="line.128">    public boolean isUntouched()</a>
+<span class="sourceLineNo">129</span><a id="line.129">    {</a>
+<span class="sourceLineNo">130</span><a id="line.130">        boolean untouched = false;</a>
+<span class="sourceLineNo">131</span><a id="line.131">        synchronized(this) {</a>
+<span class="sourceLineNo">132</span><a id="line.132">            if (this.lastAccess + this.timeToLive &lt; System.currentTimeMillis())</a>
+<span class="sourceLineNo">133</span><a id="line.133">            {</a>
+<span class="sourceLineNo">134</span><a id="line.134">                untouched = true;</a>
+<span class="sourceLineNo">135</span><a id="line.135">            }</a>
+<span class="sourceLineNo">136</span><a id="line.136">            return untouched;</a>
+<span class="sourceLineNo">137</span><a id="line.137">        }</a>
+<span class="sourceLineNo">138</span><a id="line.138">    }</a>
+<span class="sourceLineNo">139</span><a id="line.139"></a>
+<span class="sourceLineNo">140</span><a id="line.140">    /**</a>
+<span class="sourceLineNo">141</span><a id="line.141">     * Refresh the object and the created time.</a>
+<span class="sourceLineNo">142</span><a id="line.142">     */</a>
+<span class="sourceLineNo">143</span><a id="line.143">    public void refresh()</a>
+<span class="sourceLineNo">144</span><a id="line.144">    {</a>
+<span class="sourceLineNo">145</span><a id="line.145">        final Refreshable refreshable = getContents();</a>
+<span class="sourceLineNo">146</span><a id="line.146">        synchronized (this)</a>
+<span class="sourceLineNo">147</span><a id="line.147">        {</a>
+<span class="sourceLineNo">148</span><a id="line.148">            this.created = System.currentTimeMillis();</a>
+<span class="sourceLineNo">149</span><a id="line.149">            refreshable.refresh();</a>
+<span class="sourceLineNo">150</span><a id="line.150">        }</a>
+<span class="sourceLineNo">151</span><a id="line.151">    }</a>
+<span class="sourceLineNo">152</span><a id="line.152"></a>
+<span class="sourceLineNo">153</span><a id="line.153">    public long getLastAccess()</a>
+<span class="sourceLineNo">154</span><a id="line.154">    {</a>
+<span class="sourceLineNo">155</span><a id="line.155">        return lastAccess;</a>
+<span class="sourceLineNo">156</span><a id="line.156">    }</a>
+<span class="sourceLineNo">157</span><a id="line.157"></a>
+<span class="sourceLineNo">158</span><a id="line.158">    public void setLastAccess(long lastAccess)</a>
+<span class="sourceLineNo">159</span><a id="line.159">    {</a>
+<span class="sourceLineNo">160</span><a id="line.160">        this.lastAccess = lastAccess;</a>
+<span class="sourceLineNo">161</span><a id="line.161">    }</a>
+<span class="sourceLineNo">162</span><a id="line.162">}</a>
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+</div>
+</main>
+</body>
+</html>
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