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| <a class="jxr_linenumber" name="1" href="#1">1</a> <em class="jxr_comment">/*</em> |
| <a class="jxr_linenumber" name="2" href="#2">2</a> <em class="jxr_comment"> * Licensed to the Apache Software Foundation (ASF) under one or more</em> |
| <a class="jxr_linenumber" name="3" href="#3">3</a> <em class="jxr_comment"> * contributor license agreements. See the NOTICE file distributed with</em> |
| <a class="jxr_linenumber" name="4" href="#4">4</a> <em class="jxr_comment"> * this work for additional information regarding copyright ownership.</em> |
| <a class="jxr_linenumber" name="5" href="#5">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="6" href="#6">6</a> <em class="jxr_comment"> * (the "License"); you may not use this file except in compliance with</em> |
| <a class="jxr_linenumber" name="7" href="#7">7</a> <em class="jxr_comment"> * the License. You may obtain a copy of the License at</em> |
| <a class="jxr_linenumber" name="8" href="#8">8</a> <em class="jxr_comment"> *</em> |
| <a class="jxr_linenumber" name="9" href="#9">9</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 class="jxr_linenumber" name="10" href="#10">10</a> <em class="jxr_comment"> *</em> |
| <a class="jxr_linenumber" name="11" href="#11">11</a> <em class="jxr_comment"> * Unless required by applicable law or agreed to in writing, software</em> |
| <a class="jxr_linenumber" name="12" href="#12">12</a> <em class="jxr_comment"> * distributed under the License is distributed on an "AS IS" BASIS,</em> |
| <a class="jxr_linenumber" name="13" href="#13">13</a> <em class="jxr_comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</em> |
| <a class="jxr_linenumber" name="14" href="#14">14</a> <em class="jxr_comment"> * See the license for the specific language governing permissions and</em> |
| <a class="jxr_linenumber" name="15" href="#15">15</a> <em class="jxr_comment"> * limitations under the license.</em> |
| <a class="jxr_linenumber" name="16" href="#16">16</a> <em class="jxr_comment"> */</em> |
| <a class="jxr_linenumber" name="17" href="#17">17</a> <strong class="jxr_keyword">package</strong> org.apache.logging.log4j.core.helpers; |
| <a class="jxr_linenumber" name="18" href="#18">18</a> |
| <a class="jxr_linenumber" name="19" href="#19">19</a> <strong class="jxr_keyword">import</strong> org.apache.logging.log4j.Logger; |
| <a class="jxr_linenumber" name="20" href="#20">20</a> <strong class="jxr_keyword">import</strong> org.apache.logging.log4j.status.StatusLogger; |
| <a class="jxr_linenumber" name="21" href="#21">21</a> |
| <a class="jxr_linenumber" name="22" href="#22">22</a> <strong class="jxr_keyword">import</strong> java.io.InputStream; |
| <a class="jxr_linenumber" name="23" href="#23">23</a> <strong class="jxr_keyword">import</strong> java.io.InterruptedIOException; |
| <a class="jxr_linenumber" name="24" href="#24">24</a> <strong class="jxr_keyword">import</strong> java.lang.reflect.InvocationTargetException; |
| <a class="jxr_linenumber" name="25" href="#25">25</a> <strong class="jxr_keyword">import</strong> java.net.URL; |
| <a class="jxr_linenumber" name="26" href="#26">26</a> |
| <a class="jxr_linenumber" name="27" href="#27">27</a> <em class="jxr_javadoccomment">/**</em> |
| <a class="jxr_linenumber" name="28" href="#28">28</a> <em class="jxr_javadoccomment"> * Load resources (or images) from various sources.</em> |
| <a class="jxr_linenumber" name="29" href="#29">29</a> <em class="jxr_javadoccomment"> */</em> |
| <a class="jxr_linenumber" name="30" href="#30">30</a> |
| <a class="jxr_linenumber" name="31" href="#31">31</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../../org/apache/logging/log4j/core/helpers/Loader.html">Loader</a> { |
| <a class="jxr_linenumber" name="32" href="#32">32</a> |
| <a class="jxr_linenumber" name="33" href="#33">33</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> String TSTR = <span class="jxr_string">"Caught Exception while in Loader.getResource. This may be innocuous."</span>; |
| <a class="jxr_linenumber" name="34" href="#34">34</a> |
| <a class="jxr_linenumber" name="35" href="#35">35</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">boolean</strong> ignoreTCL = false; |
| <a class="jxr_linenumber" name="36" href="#36">36</a> |
| <a class="jxr_linenumber" name="37" href="#37">37</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> Logger LOGGER = StatusLogger.getLogger(); |
| <a class="jxr_linenumber" name="38" href="#38">38</a> |
| <a class="jxr_linenumber" name="39" href="#39">39</a> <strong class="jxr_keyword">static</strong> { |
| <a class="jxr_linenumber" name="40" href="#40">40</a> String ignoreTCLProp = OptionConverter.getSystemProperty(<span class="jxr_string">"log4j.ignoreTCL"</span>, <strong class="jxr_keyword">null</strong>); |
| <a class="jxr_linenumber" name="41" href="#41">41</a> <strong class="jxr_keyword">if</strong> (ignoreTCLProp != <strong class="jxr_keyword">null</strong>) { |
| <a class="jxr_linenumber" name="42" href="#42">42</a> ignoreTCL = OptionConverter.toBoolean(ignoreTCLProp, <strong class="jxr_keyword">true</strong>); |
| <a class="jxr_linenumber" name="43" href="#43">43</a> } |
| <a class="jxr_linenumber" name="44" href="#44">44</a> } |
| <a class="jxr_linenumber" name="45" href="#45">45</a> |
| <a class="jxr_linenumber" name="46" href="#46">46</a> <strong class="jxr_keyword">private</strong> <a href="../../../../../../org/apache/logging/log4j/core/helpers/Loader.html">Loader</a>() { |
| <a class="jxr_linenumber" name="47" href="#47">47</a> } |
| <a class="jxr_linenumber" name="48" href="#48">48</a> |
| <a class="jxr_linenumber" name="49" href="#49">49</a> <em class="jxr_javadoccomment">/**</em> |
| <a class="jxr_linenumber" name="50" href="#50">50</a> <em class="jxr_javadoccomment"> * This method will search for <code>resource</code> in different</em> |
| <a class="jxr_linenumber" name="51" href="#51">51</a> <em class="jxr_javadoccomment"> * places. The search order is as follows:</em> |
| <a class="jxr_linenumber" name="52" href="#52">52</a> <em class="jxr_javadoccomment"> * <p/></em> |
| <a class="jxr_linenumber" name="53" href="#53">53</a> <em class="jxr_javadoccomment"> * <ol></em> |
| <a class="jxr_linenumber" name="54" href="#54">54</a> <em class="jxr_javadoccomment"> * <p/></em> |
| <a class="jxr_linenumber" name="55" href="#55">55</a> <em class="jxr_javadoccomment"> * <p><li>Search for <code>resource</code> using the thread context</em> |
| <a class="jxr_linenumber" name="56" href="#56">56</a> <em class="jxr_javadoccomment"> * class loader under Java2. If that fails, search for</em> |
| <a class="jxr_linenumber" name="57" href="#57">57</a> <em class="jxr_javadoccomment"> * <code>resource</code> using the class loader that loaded this</em> |
| <a class="jxr_linenumber" name="58" href="#58">58</a> <em class="jxr_javadoccomment"> * class (<code>Loader</code>). Under JDK 1.1, only the the class</em> |
| <a class="jxr_linenumber" name="59" href="#59">59</a> <em class="jxr_javadoccomment"> * loader that loaded this class (<code>Loader</code>) is used.</em> |
| <a class="jxr_linenumber" name="60" href="#60">60</a> <em class="jxr_javadoccomment"> * <p/></em> |
| <a class="jxr_linenumber" name="61" href="#61">61</a> <em class="jxr_javadoccomment"> * <p><li>Try one last time with</em> |
| <a class="jxr_linenumber" name="62" href="#62">62</a> <em class="jxr_javadoccomment"> * <code>ClassLoader.getSystemResource(resource)</code>, that is is</em> |
| <a class="jxr_linenumber" name="63" href="#63">63</a> <em class="jxr_javadoccomment"> * using the system class loader in JDK 1.2 and virtual machine's</em> |
| <a class="jxr_linenumber" name="64" href="#64">64</a> <em class="jxr_javadoccomment"> * built-in class loader in JDK 1.1.</em> |
| <a class="jxr_linenumber" name="65" href="#65">65</a> <em class="jxr_javadoccomment"> * <p/></em> |
| <a class="jxr_linenumber" name="66" href="#66">66</a> <em class="jxr_javadoccomment"> * </ol></em> |
| <a class="jxr_linenumber" name="67" href="#67">67</a> <em class="jxr_javadoccomment"> * @param resource The resource to load.</em> |
| <a class="jxr_linenumber" name="68" href="#68">68</a> <em class="jxr_javadoccomment"> * @param defaultLoader The default ClassLoader.</em> |
| <a class="jxr_linenumber" name="69" href="#69">69</a> <em class="jxr_javadoccomment"> * @return A URL to the resource.</em> |
| <a class="jxr_linenumber" name="70" href="#70">70</a> <em class="jxr_javadoccomment"> */</em> |
| <a class="jxr_linenumber" name="71" href="#71">71</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> URL getResource(String resource, ClassLoader defaultLoader) { |
| <a class="jxr_linenumber" name="72" href="#72">72</a> ClassLoader classLoader; |
| <a class="jxr_linenumber" name="73" href="#73">73</a> URL url; |
| <a class="jxr_linenumber" name="74" href="#74">74</a> |
| <a class="jxr_linenumber" name="75" href="#75">75</a> <strong class="jxr_keyword">try</strong> { |
| <a class="jxr_linenumber" name="76" href="#76">76</a> classLoader = getTCL(); |
| <a class="jxr_linenumber" name="77" href="#77">77</a> <strong class="jxr_keyword">if</strong> (classLoader != <strong class="jxr_keyword">null</strong>) { |
| <a class="jxr_linenumber" name="78" href="#78">78</a> LOGGER.trace(<span class="jxr_string">"Trying to find ["</span> + resource + <span class="jxr_string">"] using context classloader "</span> |
| <a class="jxr_linenumber" name="79" href="#79">79</a> + classLoader + <span class="jxr_string">"."</span>); |
| <a class="jxr_linenumber" name="80" href="#80">80</a> url = classLoader.getResource(resource); |
| <a class="jxr_linenumber" name="81" href="#81">81</a> <strong class="jxr_keyword">if</strong> (url != <strong class="jxr_keyword">null</strong>) { |
| <a class="jxr_linenumber" name="82" href="#82">82</a> <strong class="jxr_keyword">return</strong> url; |
| <a class="jxr_linenumber" name="83" href="#83">83</a> } |
| <a class="jxr_linenumber" name="84" href="#84">84</a> } |
| <a class="jxr_linenumber" name="85" href="#85">85</a> |
| <a class="jxr_linenumber" name="86" href="#86">86</a> <em class="jxr_comment">// We could not find resource. Let us now try with the classloader that loaded this class.</em> |
| <a class="jxr_linenumber" name="87" href="#87">87</a> classLoader = Loader.<strong class="jxr_keyword">class</strong>.getClassLoader(); |
| <a class="jxr_linenumber" name="88" href="#88">88</a> <strong class="jxr_keyword">if</strong> (classLoader != <strong class="jxr_keyword">null</strong>) { |
| <a class="jxr_linenumber" name="89" href="#89">89</a> LOGGER.trace(<span class="jxr_string">"Trying to find ["</span> + resource + <span class="jxr_string">"] using "</span> + classLoader + <span class="jxr_string">" class loader."</span>); |
| <a class="jxr_linenumber" name="90" href="#90">90</a> url = classLoader.getResource(resource); |
| <a class="jxr_linenumber" name="91" href="#91">91</a> <strong class="jxr_keyword">if</strong> (url != <strong class="jxr_keyword">null</strong>) { |
| <a class="jxr_linenumber" name="92" href="#92">92</a> <strong class="jxr_keyword">return</strong> url; |
| <a class="jxr_linenumber" name="93" href="#93">93</a> } |
| <a class="jxr_linenumber" name="94" href="#94">94</a> } |
| <a class="jxr_linenumber" name="95" href="#95">95</a> <em class="jxr_comment">// We could not find resource. Finally try with the default ClassLoader.</em> |
| <a class="jxr_linenumber" name="96" href="#96">96</a> <strong class="jxr_keyword">if</strong> (defaultLoader != <strong class="jxr_keyword">null</strong>) { |
| <a class="jxr_linenumber" name="97" href="#97">97</a> LOGGER.trace(<span class="jxr_string">"Trying to find ["</span> + resource + <span class="jxr_string">"] using "</span> + defaultLoader + <span class="jxr_string">" class loader."</span>); |
| <a class="jxr_linenumber" name="98" href="#98">98</a> url = defaultLoader.getResource(resource); |
| <a class="jxr_linenumber" name="99" href="#99">99</a> <strong class="jxr_keyword">if</strong> (url != <strong class="jxr_keyword">null</strong>) { |
| <a class="jxr_linenumber" name="100" href="#100">100</a> <strong class="jxr_keyword">return</strong> url; |
| <a class="jxr_linenumber" name="101" href="#101">101</a> } |
| <a class="jxr_linenumber" name="102" href="#102">102</a> } |
| <a class="jxr_linenumber" name="103" href="#103">103</a> } <strong class="jxr_keyword">catch</strong> (IllegalAccessException t) { |
| <a class="jxr_linenumber" name="104" href="#104">104</a> LOGGER.warn(TSTR, t); |
| <a class="jxr_linenumber" name="105" href="#105">105</a> } <strong class="jxr_keyword">catch</strong> (InvocationTargetException t) { |
| <a class="jxr_linenumber" name="106" href="#106">106</a> <strong class="jxr_keyword">if</strong> (t.getTargetException() instanceof InterruptedException |
| <a class="jxr_linenumber" name="107" href="#107">107</a> || t.getTargetException() instanceof InterruptedIOException) { |
| <a class="jxr_linenumber" name="108" href="#108">108</a> Thread.currentThread().interrupt(); |
| <a class="jxr_linenumber" name="109" href="#109">109</a> } |
| <a class="jxr_linenumber" name="110" href="#110">110</a> LOGGER.warn(TSTR, t); |
| <a class="jxr_linenumber" name="111" href="#111">111</a> } <strong class="jxr_keyword">catch</strong> (Throwable t) { |
| <a class="jxr_linenumber" name="112" href="#112">112</a> <em class="jxr_comment">//</em> |
| <a class="jxr_linenumber" name="113" href="#113">113</a> <em class="jxr_comment">// can't be InterruptedException or InterruptedIOException</em> |
| <a class="jxr_linenumber" name="114" href="#114">114</a> <em class="jxr_comment">// since not declared, must be error or RuntimeError.</em> |
| <a class="jxr_linenumber" name="115" href="#115">115</a> LOGGER.warn(TSTR, t); |
| <a class="jxr_linenumber" name="116" href="#116">116</a> } |
| <a class="jxr_linenumber" name="117" href="#117">117</a> |
| <a class="jxr_linenumber" name="118" href="#118">118</a> <em class="jxr_comment">// Last ditch attempt: get the resource from the class path. It</em> |
| <a class="jxr_linenumber" name="119" href="#119">119</a> <em class="jxr_comment">// may be the case that clazz was loaded by the Extentsion class</em> |
| <a class="jxr_linenumber" name="120" href="#120">120</a> <em class="jxr_comment">// loader which the parent of the system class loader. Hence the</em> |
| <a class="jxr_linenumber" name="121" href="#121">121</a> <em class="jxr_comment">// code below.</em> |
| <a class="jxr_linenumber" name="122" href="#122">122</a> LOGGER.trace(<span class="jxr_string">"Trying to find ["</span> + resource + <span class="jxr_string">"] using ClassLoader.getSystemResource()."</span>); |
| <a class="jxr_linenumber" name="123" href="#123">123</a> <strong class="jxr_keyword">return</strong> ClassLoader.getSystemResource(resource); |
| <a class="jxr_linenumber" name="124" href="#124">124</a> } |
| <a class="jxr_linenumber" name="125" href="#125">125</a> |
| <a class="jxr_linenumber" name="126" href="#126">126</a> <em class="jxr_javadoccomment">/**</em> |
| <a class="jxr_linenumber" name="127" href="#127">127</a> <em class="jxr_javadoccomment"> * This method will search for <code>resource</code> in different</em> |
| <a class="jxr_linenumber" name="128" href="#128">128</a> <em class="jxr_javadoccomment"> * places. The search order is as follows:</em> |
| <a class="jxr_linenumber" name="129" href="#129">129</a> <em class="jxr_javadoccomment"> * <p/></em> |
| <a class="jxr_linenumber" name="130" href="#130">130</a> <em class="jxr_javadoccomment"> * <ol></em> |
| <a class="jxr_linenumber" name="131" href="#131">131</a> <em class="jxr_javadoccomment"> * <p/></em> |
| <a class="jxr_linenumber" name="132" href="#132">132</a> <em class="jxr_javadoccomment"> * <p><li>Search for <code>resource</code> using the thread context</em> |
| <a class="jxr_linenumber" name="133" href="#133">133</a> <em class="jxr_javadoccomment"> * class loader under Java2. If that fails, search for</em> |
| <a class="jxr_linenumber" name="134" href="#134">134</a> <em class="jxr_javadoccomment"> * <code>resource</code> using the class loader that loaded this</em> |
| <a class="jxr_linenumber" name="135" href="#135">135</a> <em class="jxr_javadoccomment"> * class (<code>Loader</code>). Under JDK 1.1, only the the class</em> |
| <a class="jxr_linenumber" name="136" href="#136">136</a> <em class="jxr_javadoccomment"> * loader that loaded this class (<code>Loader</code>) is used.</em> |
| <a class="jxr_linenumber" name="137" href="#137">137</a> <em class="jxr_javadoccomment"> * <p/></em> |
| <a class="jxr_linenumber" name="138" href="#138">138</a> <em class="jxr_javadoccomment"> * <p><li>Try one last time with</em> |
| <a class="jxr_linenumber" name="139" href="#139">139</a> <em class="jxr_javadoccomment"> * <code>ClassLoader.getSystemResource(resource)</code>, that is is</em> |
| <a class="jxr_linenumber" name="140" href="#140">140</a> <em class="jxr_javadoccomment"> * using the system class loader in JDK 1.2 and virtual machine's</em> |
| <a class="jxr_linenumber" name="141" href="#141">141</a> <em class="jxr_javadoccomment"> * built-in class loader in JDK 1.1.</em> |
| <a class="jxr_linenumber" name="142" href="#142">142</a> <em class="jxr_javadoccomment"> * <p/></em> |
| <a class="jxr_linenumber" name="143" href="#143">143</a> <em class="jxr_javadoccomment"> * </ol></em> |
| <a class="jxr_linenumber" name="144" href="#144">144</a> <em class="jxr_javadoccomment"> * @param resource The resource to load.</em> |
| <a class="jxr_linenumber" name="145" href="#145">145</a> <em class="jxr_javadoccomment"> * @param defaultLoader The default ClassLoader.</em> |
| <a class="jxr_linenumber" name="146" href="#146">146</a> <em class="jxr_javadoccomment"> * @return An InputStream to read the resouce.</em> |
| <a class="jxr_linenumber" name="147" href="#147">147</a> <em class="jxr_javadoccomment"> */</em> |
| <a class="jxr_linenumber" name="148" href="#148">148</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> InputStream getResourceAsStream(String resource, ClassLoader defaultLoader) { |
| <a class="jxr_linenumber" name="149" href="#149">149</a> ClassLoader classLoader; |
| <a class="jxr_linenumber" name="150" href="#150">150</a> InputStream is; |
| <a class="jxr_linenumber" name="151" href="#151">151</a> |
| <a class="jxr_linenumber" name="152" href="#152">152</a> <strong class="jxr_keyword">try</strong> { |
| <a class="jxr_linenumber" name="153" href="#153">153</a> classLoader = getTCL(); |
| <a class="jxr_linenumber" name="154" href="#154">154</a> <strong class="jxr_keyword">if</strong> (classLoader != <strong class="jxr_keyword">null</strong>) { |
| <a class="jxr_linenumber" name="155" href="#155">155</a> LOGGER.trace(<span class="jxr_string">"Trying to find ["</span> + resource + <span class="jxr_string">"] using context classloader "</span> + classLoader + <span class="jxr_string">"."</span>); |
| <a class="jxr_linenumber" name="156" href="#156">156</a> is = classLoader.getResourceAsStream(resource); |
| <a class="jxr_linenumber" name="157" href="#157">157</a> <strong class="jxr_keyword">if</strong> (is != <strong class="jxr_keyword">null</strong>) { |
| <a class="jxr_linenumber" name="158" href="#158">158</a> <strong class="jxr_keyword">return</strong> is; |
| <a class="jxr_linenumber" name="159" href="#159">159</a> } |
| <a class="jxr_linenumber" name="160" href="#160">160</a> } |
| <a class="jxr_linenumber" name="161" href="#161">161</a> |
| <a class="jxr_linenumber" name="162" href="#162">162</a> <em class="jxr_comment">// We could not find resource. Let us now try with the classloader that loaded this class.</em> |
| <a class="jxr_linenumber" name="163" href="#163">163</a> classLoader = Loader.<strong class="jxr_keyword">class</strong>.getClassLoader(); |
| <a class="jxr_linenumber" name="164" href="#164">164</a> <strong class="jxr_keyword">if</strong> (classLoader != <strong class="jxr_keyword">null</strong>) { |
| <a class="jxr_linenumber" name="165" href="#165">165</a> LOGGER.trace(<span class="jxr_string">"Trying to find ["</span> + resource + <span class="jxr_string">"] using "</span> + classLoader + <span class="jxr_string">" class loader."</span>); |
| <a class="jxr_linenumber" name="166" href="#166">166</a> is = classLoader.getResourceAsStream(resource); |
| <a class="jxr_linenumber" name="167" href="#167">167</a> <strong class="jxr_keyword">if</strong> (is != <strong class="jxr_keyword">null</strong>) { |
| <a class="jxr_linenumber" name="168" href="#168">168</a> <strong class="jxr_keyword">return</strong> is; |
| <a class="jxr_linenumber" name="169" href="#169">169</a> } |
| <a class="jxr_linenumber" name="170" href="#170">170</a> } |
| <a class="jxr_linenumber" name="171" href="#171">171</a> |
| <a class="jxr_linenumber" name="172" href="#172">172</a> <em class="jxr_comment">// We could not find resource. Finally try with the default ClassLoader.</em> |
| <a class="jxr_linenumber" name="173" href="#173">173</a> <strong class="jxr_keyword">if</strong> (defaultLoader != <strong class="jxr_keyword">null</strong>) { |
| <a class="jxr_linenumber" name="174" href="#174">174</a> LOGGER.trace(<span class="jxr_string">"Trying to find ["</span> + resource + <span class="jxr_string">"] using "</span> + defaultLoader + <span class="jxr_string">" class loader."</span>); |
| <a class="jxr_linenumber" name="175" href="#175">175</a> is = defaultLoader.getResourceAsStream(resource); |
| <a class="jxr_linenumber" name="176" href="#176">176</a> <strong class="jxr_keyword">if</strong> (is != <strong class="jxr_keyword">null</strong>) { |
| <a class="jxr_linenumber" name="177" href="#177">177</a> <strong class="jxr_keyword">return</strong> is; |
| <a class="jxr_linenumber" name="178" href="#178">178</a> } |
| <a class="jxr_linenumber" name="179" href="#179">179</a> } |
| <a class="jxr_linenumber" name="180" href="#180">180</a> } <strong class="jxr_keyword">catch</strong> (IllegalAccessException t) { |
| <a class="jxr_linenumber" name="181" href="#181">181</a> LOGGER.warn(TSTR, t); |
| <a class="jxr_linenumber" name="182" href="#182">182</a> } <strong class="jxr_keyword">catch</strong> (InvocationTargetException t) { |
| <a class="jxr_linenumber" name="183" href="#183">183</a> <strong class="jxr_keyword">if</strong> (t.getTargetException() instanceof InterruptedException |
| <a class="jxr_linenumber" name="184" href="#184">184</a> || t.getTargetException() instanceof InterruptedIOException) { |
| <a class="jxr_linenumber" name="185" href="#185">185</a> Thread.currentThread().interrupt(); |
| <a class="jxr_linenumber" name="186" href="#186">186</a> } |
| <a class="jxr_linenumber" name="187" href="#187">187</a> LOGGER.warn(TSTR, t); |
| <a class="jxr_linenumber" name="188" href="#188">188</a> } <strong class="jxr_keyword">catch</strong> (Throwable t) { |
| <a class="jxr_linenumber" name="189" href="#189">189</a> <em class="jxr_comment">//</em> |
| <a class="jxr_linenumber" name="190" href="#190">190</a> <em class="jxr_comment">// can't be InterruptedException or InterruptedIOException</em> |
| <a class="jxr_linenumber" name="191" href="#191">191</a> <em class="jxr_comment">// since not declared, must be error or RuntimeError.</em> |
| <a class="jxr_linenumber" name="192" href="#192">192</a> LOGGER.warn(TSTR, t); |
| <a class="jxr_linenumber" name="193" href="#193">193</a> } |
| <a class="jxr_linenumber" name="194" href="#194">194</a> |
| <a class="jxr_linenumber" name="195" href="#195">195</a> <em class="jxr_comment">// Last ditch attempt: get the resource from the class path. It</em> |
| <a class="jxr_linenumber" name="196" href="#196">196</a> <em class="jxr_comment">// may be the case that clazz was loaded by the Extentsion class</em> |
| <a class="jxr_linenumber" name="197" href="#197">197</a> <em class="jxr_comment">// loader which the parent of the system class loader. Hence the</em> |
| <a class="jxr_linenumber" name="198" href="#198">198</a> <em class="jxr_comment">// code below.</em> |
| <a class="jxr_linenumber" name="199" href="#199">199</a> LOGGER.trace(<span class="jxr_string">"Trying to find ["</span> + resource + <span class="jxr_string">"] using ClassLoader.getSystemResource()."</span>); |
| <a class="jxr_linenumber" name="200" href="#200">200</a> <strong class="jxr_keyword">return</strong> ClassLoader.getSystemResourceAsStream(resource); |
| <a class="jxr_linenumber" name="201" href="#201">201</a> } |
| <a class="jxr_linenumber" name="202" href="#202">202</a> |
| <a class="jxr_linenumber" name="203" href="#203">203</a> <em class="jxr_javadoccomment">/**</em> |
| <a class="jxr_linenumber" name="204" href="#204">204</a> <em class="jxr_javadoccomment"> * Load a Class by name.</em> |
| <a class="jxr_linenumber" name="205" href="#205">205</a> <em class="jxr_javadoccomment"> * @param clazz The class name.</em> |
| <a class="jxr_linenumber" name="206" href="#206">206</a> <em class="jxr_javadoccomment"> * @return The Class.</em> |
| <a class="jxr_linenumber" name="207" href="#207">207</a> <em class="jxr_javadoccomment"> * @throws ClassNotFoundException if the Class could not be found.</em> |
| <a class="jxr_linenumber" name="208" href="#208">208</a> <em class="jxr_javadoccomment"> */</em> |
| <a class="jxr_linenumber" name="209" href="#209">209</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> Class loadClass(String clazz) <strong class="jxr_keyword">throws</strong> ClassNotFoundException { |
| <a class="jxr_linenumber" name="210" href="#210">210</a> <em class="jxr_comment">// Just call Class.forName(clazz) if we are instructed to ignore the TCL.</em> |
| <a class="jxr_linenumber" name="211" href="#211">211</a> <strong class="jxr_keyword">if</strong> (ignoreTCL) { |
| <a class="jxr_linenumber" name="212" href="#212">212</a> <strong class="jxr_keyword">return</strong> Class.forName(clazz); |
| <a class="jxr_linenumber" name="213" href="#213">213</a> } <strong class="jxr_keyword">else</strong> { |
| <a class="jxr_linenumber" name="214" href="#214">214</a> <strong class="jxr_keyword">try</strong> { |
| <a class="jxr_linenumber" name="215" href="#215">215</a> <strong class="jxr_keyword">return</strong> getTCL().loadClass(clazz); |
| <a class="jxr_linenumber" name="216" href="#216">216</a> } <strong class="jxr_keyword">catch</strong> (Throwable e) { |
| <a class="jxr_linenumber" name="217" href="#217">217</a> <strong class="jxr_keyword">return</strong> Class.forName(clazz); |
| <a class="jxr_linenumber" name="218" href="#218">218</a> } |
| <a class="jxr_linenumber" name="219" href="#219">219</a> } |
| <a class="jxr_linenumber" name="220" href="#220">220</a> } |
| <a class="jxr_linenumber" name="221" href="#221">221</a> |
| <a class="jxr_linenumber" name="222" href="#222">222</a> <em class="jxr_javadoccomment">/**</em> |
| <a class="jxr_linenumber" name="223" href="#223">223</a> <em class="jxr_javadoccomment"> * Return the ClassLoader to use.</em> |
| <a class="jxr_linenumber" name="224" href="#224">224</a> <em class="jxr_javadoccomment"> * @return the ClassLoader.</em> |
| <a class="jxr_linenumber" name="225" href="#225">225</a> <em class="jxr_javadoccomment"> */</em> |
| <a class="jxr_linenumber" name="226" href="#226">226</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> ClassLoader getClassLoader() { |
| <a class="jxr_linenumber" name="227" href="#227">227</a> ClassLoader cl = <strong class="jxr_keyword">null</strong>; |
| <a class="jxr_linenumber" name="228" href="#228">228</a> |
| <a class="jxr_linenumber" name="229" href="#229">229</a> <strong class="jxr_keyword">try</strong> { |
| <a class="jxr_linenumber" name="230" href="#230">230</a> cl = getTCL(); |
| <a class="jxr_linenumber" name="231" href="#231">231</a> } <strong class="jxr_keyword">catch</strong> (Exception ex) { |
| <a class="jxr_linenumber" name="232" href="#232">232</a> <em class="jxr_comment">// Ignore the exception. The ClassLoader will be located.</em> |
| <a class="jxr_linenumber" name="233" href="#233">233</a> } |
| <a class="jxr_linenumber" name="234" href="#234">234</a> <strong class="jxr_keyword">if</strong> (cl == <strong class="jxr_keyword">null</strong>) { |
| <a class="jxr_linenumber" name="235" href="#235">235</a> cl = Loader.getClassLoader(); |
| <a class="jxr_linenumber" name="236" href="#236">236</a> } |
| <a class="jxr_linenumber" name="237" href="#237">237</a> <strong class="jxr_keyword">return</strong> cl; |
| <a class="jxr_linenumber" name="238" href="#238">238</a> } |
| <a class="jxr_linenumber" name="239" href="#239">239</a> |
| <a class="jxr_linenumber" name="240" href="#240">240</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> ClassLoader getTCL() <strong class="jxr_keyword">throws</strong> IllegalAccessException, InvocationTargetException { |
| <a class="jxr_linenumber" name="241" href="#241">241</a> ClassLoader cl; |
| <a class="jxr_linenumber" name="242" href="#242">242</a> <strong class="jxr_keyword">if</strong> (System.getSecurityManager() == <strong class="jxr_keyword">null</strong>) { |
| <a class="jxr_linenumber" name="243" href="#243">243</a> cl = Thread.currentThread().getContextClassLoader(); |
| <a class="jxr_linenumber" name="244" href="#244">244</a> } <strong class="jxr_keyword">else</strong> { |
| <a class="jxr_linenumber" name="245" href="#245">245</a> cl = (ClassLoader) java.security.AccessController.doPrivileged( |
| <a class="jxr_linenumber" name="246" href="#246">246</a> <strong class="jxr_keyword">new</strong> java.security.PrivilegedAction() { |
| <a class="jxr_linenumber" name="247" href="#247">247</a> <strong class="jxr_keyword">public</strong> Object run() { |
| <a class="jxr_linenumber" name="248" href="#248">248</a> <strong class="jxr_keyword">return</strong> Thread.currentThread().getContextClassLoader(); |
| <a class="jxr_linenumber" name="249" href="#249">249</a> } |
| <a class="jxr_linenumber" name="250" href="#250">250</a> } |
| <a class="jxr_linenumber" name="251" href="#251">251</a> ); |
| <a class="jxr_linenumber" name="252" href="#252">252</a> } |
| <a class="jxr_linenumber" name="253" href="#253">253</a> |
| <a class="jxr_linenumber" name="254" href="#254">254</a> <strong class="jxr_keyword">return</strong> cl; |
| <a class="jxr_linenumber" name="255" href="#255">255</a> } |
| <a class="jxr_linenumber" name="256" href="#256">256</a> } |
| </pre> |
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