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<div id="overview"><a href="../../../../../../apidocs/edu/internet2/middleware/shibboleth/wayf/LogbackLoggingService.html">View Javadoc</a></div><pre>
<a name="1" href="#1">1</a> <em class="jxr_comment">/*</em>
<a name="2" href="#2">2</a> <em class="jxr_comment"> * Copyright [2007] [University Corporation for Advanced Internet Development, Inc.]</em>
<a name="3" href="#3">3</a> <em class="jxr_comment"> *</em>
<a name="4" href="#4">4</a> <em class="jxr_comment"> * Licensed under the Apache License, Version 2.0 (the "License");</em>
<a name="5" href="#5">5</a> <em class="jxr_comment"> * you may not use this file except in compliance with the License.</em>
<a name="6" href="#6">6</a> <em class="jxr_comment"> * You may obtain a copy of the License at</em>
<a name="7" href="#7">7</a> <em class="jxr_comment"> *</em>
<a name="8" href="#8">8</a> <em class="jxr_comment"> * <a href="http://www.apache.org/licenses/LICENSE-2.0" target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.0</a></em>
<a name="9" href="#9">9</a> <em class="jxr_comment"> *</em>
<a name="10" href="#10">10</a> <em class="jxr_comment"> * Unless required by applicable law or agreed to in writing, software</em>
<a name="11" href="#11">11</a> <em class="jxr_comment"> * distributed under the License is distributed on an "AS IS" BASIS,</em>
<a name="12" href="#12">12</a> <em class="jxr_comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</em>
<a name="13" href="#13">13</a> <em class="jxr_comment"> * See the License for the specific language governing permissions and</em>
<a name="14" href="#14">14</a> <em class="jxr_comment"> * limitations under the License.</em>
<a name="15" href="#15">15</a> <em class="jxr_comment"> */</em>
<a name="16" href="#16">16</a>
<a name="17" href="#17">17</a> <strong class="jxr_keyword">package</strong> edu.internet2.middleware.shibboleth.wayf;
<a name="18" href="#18">18</a>
<a name="19" href="#19">19</a> <strong class="jxr_keyword">import</strong> java.util.Timer;
<a name="20" href="#20">20</a>
<a name="21" href="#21">21</a> <strong class="jxr_keyword">import</strong> org.opensaml.util.resource.FilesystemResource;
<a name="22" href="#22">22</a> <strong class="jxr_keyword">import</strong> org.opensaml.util.resource.Resource;
<a name="23" href="#23">23</a> <strong class="jxr_keyword">import</strong> org.opensaml.util.resource.ResourceChangeWatcher;
<a name="24" href="#24">24</a> <strong class="jxr_keyword">import</strong> org.opensaml.util.resource.ResourceException;
<a name="25" href="#25">25</a> <strong class="jxr_keyword">import</strong> org.slf4j.LoggerFactory;
<a name="26" href="#26">26</a>
<a name="27" href="#27">27</a> <strong class="jxr_keyword">import</strong> ch.qos.logback.classic.LoggerContext;
<a name="28" href="#28">28</a> <strong class="jxr_keyword">import</strong> ch.qos.logback.core.status.ErrorStatus;
<a name="29" href="#29">29</a> <strong class="jxr_keyword">import</strong> ch.qos.logback.core.status.StatusManager;
<a name="30" href="#30">30</a>
<a name="31" href="#31">31</a> <em class="jxr_javadoccomment">/**</em>
<a name="32" href="#32">32</a> <em class="jxr_javadoccomment"> * Simple logging service that watches for logback configuration file changes and reloads the file when a change occurs.</em>
<a name="33" href="#33">33</a> <em class="jxr_javadoccomment"> */</em>
<a name="34" href="#34">34</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../edu/internet2/middleware/shibboleth/wayf/LogbackLoggingService.html">LogbackLoggingService</a> {
<a name="35" href="#35">35</a>
<a name="36" href="#36">36</a> <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> Timer used periodically read the logging configuration file. */</em>
<a name="37" href="#37">37</a> <strong class="jxr_keyword">private</strong> Timer taskTimer;
<a name="38" href="#38">38</a>
<a name="39" href="#39">39</a> <em class="jxr_javadoccomment">/**</em>
<a name="40" href="#40">40</a> <em class="jxr_javadoccomment"> * Constructor.</em>
<a name="41" href="#41">41</a> <em class="jxr_javadoccomment"> *</em>
<a name="42" href="#42">42</a> <em class="jxr_javadoccomment"> * @param loggingConfigurationFile logback configuration file</em>
<a name="43" href="#43">43</a> <em class="jxr_javadoccomment"> * @param pollingFrequency frequency the configuration file should be checked for changes</em>
<a name="44" href="#44">44</a> <em class="jxr_javadoccomment"> */</em>
<a name="45" href="#45">45</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../edu/internet2/middleware/shibboleth/wayf/LogbackLoggingService.html">LogbackLoggingService</a>(String loggingConfigurationFile, <strong class="jxr_keyword">long</strong> pollingFrequency) {
<a name="46" href="#46">46</a> LoggerContext loggerContext = (LoggerContext) LoggerFactory.getILoggerFactory();
<a name="47" href="#47">47</a> StatusManager statusManager = loggerContext.getStatusManager();
<a name="48" href="#48">48</a>
<a name="49" href="#49">49</a> <strong class="jxr_keyword">try</strong>{
<a name="50" href="#50">50</a> Resource configResource = <strong class="jxr_keyword">new</strong> FilesystemResource(loggingConfigurationFile);
<a name="51" href="#51">51</a> <a href="../../../../../edu/internet2/middleware/shibboleth/wayf/LogbackConfigurationChangeListener.html">LogbackConfigurationChangeListener</a> configChangeListener = <strong class="jxr_keyword">new</strong> <a href="../../../../../edu/internet2/middleware/shibboleth/wayf/LogbackConfigurationChangeListener.html">LogbackConfigurationChangeListener</a>();
<a name="52" href="#52">52</a> configChangeListener.onResourceCreate(configResource);
<a name="53" href="#53">53</a>
<a name="54" href="#54">54</a> ResourceChangeWatcher resourceWatcher = <strong class="jxr_keyword">new</strong> ResourceChangeWatcher(configResource, pollingFrequency, 5);
<a name="55" href="#55">55</a> resourceWatcher.getResourceListeners().add(configChangeListener);
<a name="56" href="#56">56</a>
<a name="57" href="#57">57</a> taskTimer = <strong class="jxr_keyword">new</strong> Timer(<strong class="jxr_keyword">true</strong>);
<a name="58" href="#58">58</a> taskTimer.schedule(resourceWatcher, 0, pollingFrequency);
<a name="59" href="#59">59</a> }<strong class="jxr_keyword">catch</strong>(ResourceException e){
<a name="60" href="#60">60</a> statusManager.add(<strong class="jxr_keyword">new</strong> ErrorStatus(<span class="jxr_string">"Error loading logging configuration file: "</span>
<a name="61" href="#61">61</a> + loggingConfigurationFile, <strong class="jxr_keyword">this</strong>, e));
<a name="62" href="#62">62</a> }
<a name="63" href="#63">63</a> }
<a name="64" href="#64">64</a> }
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