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<a class="jxr_linenumber" name="L1" href="#L1">1</a> <em class="jxr_comment">/*</em>
<a class="jxr_linenumber" name="L2" href="#L2">2</a> <em class="jxr_comment"> * Licensed to the Apache Software Foundation (ASF) under one or more</em>
<a class="jxr_linenumber" name="L3" href="#L3">3</a> <em class="jxr_comment"> * contributor license agreements. See the NOTICE file distributed with</em>
<a class="jxr_linenumber" name="L4" href="#L4">4</a> <em class="jxr_comment"> * this work for additional information regarding copyright ownership.</em>
<a class="jxr_linenumber" name="L5" href="#L5">5</a> <em class="jxr_comment"> * The ASF licenses this file to You under the Apache license, Version 2.0</em>
<a class="jxr_linenumber" name="L6" href="#L6">6</a> <em class="jxr_comment"> * (the "License"); you may not use this file except in compliance with</em>
<a class="jxr_linenumber" name="L7" href="#L7">7</a> <em class="jxr_comment"> * the License. You may obtain a copy of the License at</em>
<a class="jxr_linenumber" name="L8" href="#L8">8</a> <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="L9" href="#L9">9</a> <em class="jxr_comment"> * <a href="http://www.apache.org/licenses/LICENSE-2." target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.</a>0</em>
<a class="jxr_linenumber" name="L10" href="#L10">10</a> <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="L11" href="#L11">11</a> <em class="jxr_comment"> * Unless required by applicable law or agreed to in writing, software</em>
<a class="jxr_linenumber" name="L12" href="#L12">12</a> <em class="jxr_comment"> * distributed under the License is distributed on an "AS IS" BASIS,</em>
<a class="jxr_linenumber" name="L13" href="#L13">13</a> <em class="jxr_comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</em>
<a class="jxr_linenumber" name="L14" href="#L14">14</a> <em class="jxr_comment"> * See the license for the specific language governing permissions and</em>
<a class="jxr_linenumber" name="L15" href="#L15">15</a> <em class="jxr_comment"> * limitations under the license.</em>
<a class="jxr_linenumber" name="L16" href="#L16">16</a> <em class="jxr_comment"> */</em>
<a class="jxr_linenumber" name="L17" href="#L17">17</a> <strong class="jxr_keyword">package</strong> org.apache.logging.log4j.util;
<a class="jxr_linenumber" name="L18" href="#L18">18</a>
<a class="jxr_linenumber" name="L19" href="#L19">19</a> <strong class="jxr_keyword">import</strong> java.io.File;
<a class="jxr_linenumber" name="L20" href="#L20">20</a> <strong class="jxr_keyword">import</strong> java.io.IOException;
<a class="jxr_linenumber" name="L21" href="#L21">21</a> <strong class="jxr_keyword">import</strong> java.lang.reflect.Method;
<a class="jxr_linenumber" name="L22" href="#L22">22</a>
<a class="jxr_linenumber" name="L23" href="#L23">23</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L24" href="#L24">24</a> <em class="jxr_javadoccomment"> * @Since 2.9</em>
<a class="jxr_linenumber" name="L25" href="#L25">25</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L26" href="#L26">26</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../org/apache/logging/log4j/util/ProcessIdUtil.html">ProcessIdUtil</a> {
<a class="jxr_linenumber" name="L27" href="#L27">27</a>
<a class="jxr_linenumber" name="L28" href="#L28">28</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> String DEFAULT_PROCESSID = <span class="jxr_string">"-"</span>;
<a class="jxr_linenumber" name="L29" href="#L29">29</a>
<a class="jxr_linenumber" name="L30" href="#L30">30</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> String getProcessId() {
<a class="jxr_linenumber" name="L31" href="#L31">31</a> <strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="L32" href="#L32">32</a> <em class="jxr_comment">// LOG4J2-2126 use reflection to improve compatibility with Android Platform which does not support JMX extensions</em>
<a class="jxr_linenumber" name="L33" href="#L33">33</a> <strong class="jxr_keyword">final</strong> Class&lt;?&gt; managementFactoryClass = Class.forName(<span class="jxr_string">"java.lang.management.ManagementFactory"</span>);
<a class="jxr_linenumber" name="L34" href="#L34">34</a> <strong class="jxr_keyword">final</strong> Method getRuntimeMXBean = managementFactoryClass.getDeclaredMethod(<span class="jxr_string">"getRuntimeMXBean"</span>);
<a class="jxr_linenumber" name="L35" href="#L35">35</a> <strong class="jxr_keyword">final</strong> Class&lt;?&gt; runtimeMXBeanClass = Class.forName(<span class="jxr_string">"java.lang.management.RuntimeMXBean"</span>);
<a class="jxr_linenumber" name="L36" href="#L36">36</a> <strong class="jxr_keyword">final</strong> Method getName = runtimeMXBeanClass.getDeclaredMethod(<span class="jxr_string">"getName"</span>);
<a class="jxr_linenumber" name="L37" href="#L37">37</a>
<a class="jxr_linenumber" name="L38" href="#L38">38</a> <strong class="jxr_keyword">final</strong> Object runtimeMXBean = getRuntimeMXBean.invoke(<strong class="jxr_keyword">null</strong>);
<a class="jxr_linenumber" name="L39" href="#L39">39</a> <strong class="jxr_keyword">final</strong> String name = (String) getName.invoke(runtimeMXBean);
<a class="jxr_linenumber" name="L40" href="#L40">40</a> <em class="jxr_comment">//String name = ManagementFactory.getRuntimeMXBean().getName(); //JMX not allowed on Android</em>
<a class="jxr_linenumber" name="L41" href="#L41">41</a> <strong class="jxr_keyword">return</strong> name.split(<span class="jxr_string">"@"</span>)[0]; <em class="jxr_comment">// likely works on most platforms</em>
<a class="jxr_linenumber" name="L42" href="#L42">42</a> } <strong class="jxr_keyword">catch</strong> (<strong class="jxr_keyword">final</strong> Exception ex) {
<a class="jxr_linenumber" name="L43" href="#L43">43</a> <strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="L44" href="#L44">44</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">new</strong> File(<span class="jxr_string">"/proc/self"</span>).getCanonicalFile().getName(); <em class="jxr_comment">// try a Linux-specific way</em>
<a class="jxr_linenumber" name="L45" href="#L45">45</a> } <strong class="jxr_keyword">catch</strong> (<strong class="jxr_keyword">final</strong> IOException ignoredUseDefault) {
<a class="jxr_linenumber" name="L46" href="#L46">46</a> <em class="jxr_comment">// Ignore exception.</em>
<a class="jxr_linenumber" name="L47" href="#L47">47</a> }
<a class="jxr_linenumber" name="L48" href="#L48">48</a> }
<a class="jxr_linenumber" name="L49" href="#L49">49</a> <strong class="jxr_keyword">return</strong> DEFAULT_PROCESSID;
<a class="jxr_linenumber" name="L50" href="#L50">50</a> }
<a class="jxr_linenumber" name="L51" href="#L51">51</a> }
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