blob: 74f9cb7b1838a00ff62bf8aff446286df15f183e [file] [log] [blame]
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head><meta http-equiv="content-type" content="text/html; charset=UTF-8" />
<title>HelpManager xref</title>
<link type="text/css" rel="stylesheet" href="../../../../../stylesheet.css" />
</head>
<body>
<div id="overview"><a href="../../../../../../apidocs/org/apache/log4j/chainsaw/help/HelpManager.html">View Javadoc</a></div><pre>
<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>
<a class="jxr_linenumber" name="L18" href="#L18">18</a> <strong class="jxr_keyword">package</strong> org.apache.log4j.chainsaw.help;
<a class="jxr_linenumber" name="L19" href="#L19">19</a>
<a class="jxr_linenumber" name="L20" href="#L20">20</a> <strong class="jxr_keyword">import</strong> java.beans.PropertyChangeEvent;
<a class="jxr_linenumber" name="L21" href="#L21">21</a> <strong class="jxr_keyword">import</strong> java.beans.PropertyChangeListener;
<a class="jxr_linenumber" name="L22" href="#L22">22</a> <strong class="jxr_keyword">import</strong> java.beans.PropertyChangeSupport;
<a class="jxr_linenumber" name="L23" href="#L23">23</a> <strong class="jxr_keyword">import</strong> java.io.File;
<a class="jxr_linenumber" name="L24" href="#L24">24</a> <strong class="jxr_keyword">import</strong> java.net.URL;
<a class="jxr_linenumber" name="L25" href="#L25">25</a>
<a class="jxr_linenumber" name="L26" href="#L26">26</a> <strong class="jxr_keyword">import</strong> org.apache.log4j.LogManager;
<a class="jxr_linenumber" name="L27" href="#L27">27</a> <strong class="jxr_keyword">import</strong> org.apache.log4j.Logger;
<a class="jxr_linenumber" name="L28" href="#L28">28</a> <strong class="jxr_keyword">import</strong> org.apache.log4j.chainsaw.ChainsawConstants;
<a class="jxr_linenumber" name="L29" href="#L29">29</a>
<a class="jxr_linenumber" name="L30" href="#L30">30</a>
<a class="jxr_linenumber" name="L31" href="#L31">31</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L32" href="#L32">32</a> <em class="jxr_javadoccomment"> * Singleton help manager where objects can register to display</em>
<a class="jxr_linenumber" name="L33" href="#L33">33</a> <em class="jxr_javadoccomment"> * Help for something, an independant viewer can register to</em>
<a class="jxr_linenumber" name="L34" href="#L34">34</a> <em class="jxr_javadoccomment"> * be notified when the requested Help URL changes and can display</em>
<a class="jxr_linenumber" name="L35" href="#L35">35</a> <em class="jxr_javadoccomment"> * it appropriately. This class effectively decouples the help requester</em>
<a class="jxr_linenumber" name="L36" href="#L36">36</a> <em class="jxr_javadoccomment"> * from the help implementation (if any!)</em>
<a class="jxr_linenumber" name="L37" href="#L37">37</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="L38" href="#L38">38</a> <em class="jxr_javadoccomment"> * @author Paul Smith &amp;lt;psmith@apache.org&amp;gt;</em>
<a class="jxr_linenumber" name="L39" href="#L39">39</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="L40" href="#L40">40</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L41" href="#L41">41</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../org/apache/log4j/chainsaw/help/HelpManager.html">HelpManager</a> {
<a class="jxr_linenumber" name="L42" href="#L42">42</a>
<a class="jxr_linenumber" name="L43" href="#L43">43</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../../org/apache/log4j/chainsaw/help/HelpManager.html">HelpManager</a> instance = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/log4j/chainsaw/help/HelpManager.html">HelpManager</a>();
<a class="jxr_linenumber" name="L44" href="#L44">44</a> <strong class="jxr_keyword">private</strong> <a href="../../../../../org/apache/log4j/chainsaw/help/HelpLocator.html">HelpLocator</a> helpLocator = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/log4j/chainsaw/help/HelpLocator.html">HelpLocator</a>();
<a class="jxr_linenumber" name="L45" href="#L45">45</a> <strong class="jxr_keyword">private</strong> URL helpURL;
<a class="jxr_linenumber" name="L46" href="#L46">46</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> PropertyChangeSupport propertySupport =
<a class="jxr_linenumber" name="L47" href="#L47">47</a> <strong class="jxr_keyword">new</strong> PropertyChangeSupport(<strong class="jxr_keyword">this</strong>);
<a class="jxr_linenumber" name="L48" href="#L48">48</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> Logger logger = LogManager.getLogger(HelpManager.<strong class="jxr_keyword">class</strong>);
<a class="jxr_linenumber" name="L49" href="#L49">49</a>
<a class="jxr_linenumber" name="L50" href="#L50">50</a> <strong class="jxr_keyword">private</strong> <a href="../../../../../org/apache/log4j/chainsaw/help/HelpManager.html">HelpManager</a>() {
<a class="jxr_linenumber" name="L51" href="#L51">51</a>
<a class="jxr_linenumber" name="L52" href="#L52">52</a> <em class="jxr_comment">// TODO setup all the base URLs in the default.properties and configure in ApplicationPreferenceModel</em>
<a class="jxr_linenumber" name="L53" href="#L53">53</a>
<a class="jxr_linenumber" name="L54" href="#L54">54</a> <strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="L55" href="#L55">55</a>
<a class="jxr_linenumber" name="L56" href="#L56">56</a> <strong class="jxr_keyword">if</strong> (System.getProperty(<span class="jxr_string">"log4j.chainsaw.localDocs"</span>) != <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="L57" href="#L57">57</a> logger.info(<span class="jxr_string">"Adding HelpLocator for localDocs property="</span> +
<a class="jxr_linenumber" name="L58" href="#L58">58</a> System.getProperty(<span class="jxr_string">"log4j.chainsaw.localDocs"</span>));
<a class="jxr_linenumber" name="L59" href="#L59">59</a> helpLocator.installLocator(<strong class="jxr_keyword">new</strong> URL(
<a class="jxr_linenumber" name="L60" href="#L60">60</a> System.getProperty(<span class="jxr_string">"log4j.chainsaw.localDocs"</span>)));
<a class="jxr_linenumber" name="L61" href="#L61">61</a> }<strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong>(<strong class="jxr_keyword">new</strong> File(<span class="jxr_string">"docs/api"</span>).exists()) {
<a class="jxr_linenumber" name="L62" href="#L62">62</a> File dir = <strong class="jxr_keyword">new</strong> File(<span class="jxr_string">"docs/api"</span>);
<a class="jxr_linenumber" name="L63" href="#L63">63</a> logger.info(<span class="jxr_string">"Detected Local JavaDocs at "</span> + dir.toString());
<a class="jxr_linenumber" name="L64" href="#L64">64</a> helpLocator.installLocator(dir.toURI().toURL());
<a class="jxr_linenumber" name="L65" href="#L65">65</a> } <strong class="jxr_keyword">else</strong> {
<a class="jxr_linenumber" name="L66" href="#L66">66</a> logger.warn(<span class="jxr_string">"Could not find any local JavaDocs, you might want to consider running 'ant javadoc'. The release version will be able to access Javadocs from the Apache website."</span>);
<a class="jxr_linenumber" name="L67" href="#L67">67</a> }
<a class="jxr_linenumber" name="L68" href="#L68">68</a> } <strong class="jxr_keyword">catch</strong> (Exception e) {
<a class="jxr_linenumber" name="L69" href="#L69">69</a> <em class="jxr_comment">// TODO: handle exception</em>
<a class="jxr_linenumber" name="L70" href="#L70">70</a> }
<a class="jxr_linenumber" name="L71" href="#L71">71</a>
<a class="jxr_linenumber" name="L72" href="#L72">72</a> helpLocator.installClassloaderLocator(<strong class="jxr_keyword">this</strong>.getClass().getClassLoader());
<a class="jxr_linenumber" name="L73" href="#L73">73</a> <em class="jxr_comment">// helpLocator.installLocator(new URL());</em>
<a class="jxr_linenumber" name="L74" href="#L74">74</a> }
<a class="jxr_linenumber" name="L75" href="#L75">75</a>
<a class="jxr_linenumber" name="L76" href="#L76">76</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L77" href="#L77">77</a> <em class="jxr_javadoccomment"> * The current Help URL that should be displayed, and is</em>
<a class="jxr_linenumber" name="L78" href="#L78">78</a> <em class="jxr_javadoccomment"> * a PropertyChangeListener supported property.</em>
<a class="jxr_linenumber" name="L79" href="#L79">79</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="L80" href="#L80">80</a> <em class="jxr_javadoccomment"> * This method ALWAYS fires property change events</em>
<a class="jxr_linenumber" name="L81" href="#L81">81</a> <em class="jxr_javadoccomment"> * even if the value is the same (the oldvalue</em>
<a class="jxr_linenumber" name="L82" href="#L82">82</a> <em class="jxr_javadoccomment"> * of the event will be null)</em>
<a class="jxr_linenumber" name="L83" href="#L83">83</a> <em class="jxr_javadoccomment"> * @param helpURL</em>
<a class="jxr_linenumber" name="L84" href="#L84">84</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L85" href="#L85">85</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setHelpURL(URL helpURL) {
<a class="jxr_linenumber" name="L86" href="#L86">86</a> <strong class="jxr_keyword">this</strong>.helpURL = helpURL;
<a class="jxr_linenumber" name="L87" href="#L87">87</a> firePropertyChange(<span class="jxr_string">"helpURL"</span>, <strong class="jxr_keyword">null</strong>, <strong class="jxr_keyword">this</strong>.helpURL);
<a class="jxr_linenumber" name="L88" href="#L88">88</a> }
<a class="jxr_linenumber" name="L89" href="#L89">89</a>
<a class="jxr_linenumber" name="L90" href="#L90">90</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L91" href="#L91">91</a> <em class="jxr_javadoccomment"> * @param listener</em>
<a class="jxr_linenumber" name="L92" href="#L92">92</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L93" href="#L93">93</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> addPropertyChangeListener(PropertyChangeListener listener) {
<a class="jxr_linenumber" name="L94" href="#L94">94</a> propertySupport.addPropertyChangeListener(listener);
<a class="jxr_linenumber" name="L95" href="#L95">95</a> }
<a class="jxr_linenumber" name="L96" href="#L96">96</a>
<a class="jxr_linenumber" name="L97" href="#L97">97</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L98" href="#L98">98</a> <em class="jxr_javadoccomment"> * @param propertyName</em>
<a class="jxr_linenumber" name="L99" href="#L99">99</a> <em class="jxr_javadoccomment"> * @param listener</em>
<a class="jxr_linenumber" name="L100" href="#L100">100</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L101" href="#L101">101</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">synchronized</strong> <strong class="jxr_keyword">void</strong> addPropertyChangeListener(String propertyName,
<a class="jxr_linenumber" name="L102" href="#L102">102</a> PropertyChangeListener listener) {
<a class="jxr_linenumber" name="L103" href="#L103">103</a> propertySupport.addPropertyChangeListener(propertyName, listener);
<a class="jxr_linenumber" name="L104" href="#L104">104</a> }
<a class="jxr_linenumber" name="L105" href="#L105">105</a>
<a class="jxr_linenumber" name="L106" href="#L106">106</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L107" href="#L107">107</a> <em class="jxr_javadoccomment"> * @param evt</em>
<a class="jxr_linenumber" name="L108" href="#L108">108</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L109" href="#L109">109</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> firePropertyChange(PropertyChangeEvent evt) {
<a class="jxr_linenumber" name="L110" href="#L110">110</a> propertySupport.firePropertyChange(evt);
<a class="jxr_linenumber" name="L111" href="#L111">111</a> }
<a class="jxr_linenumber" name="L112" href="#L112">112</a>
<a class="jxr_linenumber" name="L113" href="#L113">113</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L114" href="#L114">114</a> <em class="jxr_javadoccomment"> * @param propertyName</em>
<a class="jxr_linenumber" name="L115" href="#L115">115</a> <em class="jxr_javadoccomment"> * @param oldValue</em>
<a class="jxr_linenumber" name="L116" href="#L116">116</a> <em class="jxr_javadoccomment"> * @param newValue</em>
<a class="jxr_linenumber" name="L117" href="#L117">117</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L118" href="#L118">118</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> firePropertyChange(String propertyName, <strong class="jxr_keyword">boolean</strong> oldValue,
<a class="jxr_linenumber" name="L119" href="#L119">119</a> <strong class="jxr_keyword">boolean</strong> newValue) {
<a class="jxr_linenumber" name="L120" href="#L120">120</a> propertySupport.firePropertyChange(propertyName, oldValue, newValue);
<a class="jxr_linenumber" name="L121" href="#L121">121</a> }
<a class="jxr_linenumber" name="L122" href="#L122">122</a>
<a class="jxr_linenumber" name="L123" href="#L123">123</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L124" href="#L124">124</a> <em class="jxr_javadoccomment"> * @param propertyName</em>
<a class="jxr_linenumber" name="L125" href="#L125">125</a> <em class="jxr_javadoccomment"> * @param oldValue</em>
<a class="jxr_linenumber" name="L126" href="#L126">126</a> <em class="jxr_javadoccomment"> * @param newValue</em>
<a class="jxr_linenumber" name="L127" href="#L127">127</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L128" href="#L128">128</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> firePropertyChange(String propertyName, <strong class="jxr_keyword">int</strong> oldValue,
<a class="jxr_linenumber" name="L129" href="#L129">129</a> <strong class="jxr_keyword">int</strong> newValue) {
<a class="jxr_linenumber" name="L130" href="#L130">130</a> propertySupport.firePropertyChange(propertyName, oldValue, newValue);
<a class="jxr_linenumber" name="L131" href="#L131">131</a> }
<a class="jxr_linenumber" name="L132" href="#L132">132</a>
<a class="jxr_linenumber" name="L133" href="#L133">133</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L134" href="#L134">134</a> <em class="jxr_javadoccomment"> * @param propertyName</em>
<a class="jxr_linenumber" name="L135" href="#L135">135</a> <em class="jxr_javadoccomment"> * @param oldValue</em>
<a class="jxr_linenumber" name="L136" href="#L136">136</a> <em class="jxr_javadoccomment"> * @param newValue</em>
<a class="jxr_linenumber" name="L137" href="#L137">137</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L138" href="#L138">138</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> firePropertyChange(String propertyName, Object oldValue,
<a class="jxr_linenumber" name="L139" href="#L139">139</a> Object newValue) {
<a class="jxr_linenumber" name="L140" href="#L140">140</a> propertySupport.firePropertyChange(propertyName, oldValue, newValue);
<a class="jxr_linenumber" name="L141" href="#L141">141</a> }
<a class="jxr_linenumber" name="L142" href="#L142">142</a>
<a class="jxr_linenumber" name="L143" href="#L143">143</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L144" href="#L144">144</a> <em class="jxr_javadoccomment"> * @param listener</em>
<a class="jxr_linenumber" name="L145" href="#L145">145</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L146" href="#L146">146</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">synchronized</strong> <strong class="jxr_keyword">void</strong> removePropertyChangeListener(
<a class="jxr_linenumber" name="L147" href="#L147">147</a> PropertyChangeListener listener) {
<a class="jxr_linenumber" name="L148" href="#L148">148</a> propertySupport.removePropertyChangeListener(listener);
<a class="jxr_linenumber" name="L149" href="#L149">149</a> }
<a class="jxr_linenumber" name="L150" href="#L150">150</a>
<a class="jxr_linenumber" name="L151" href="#L151">151</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L152" href="#L152">152</a> <em class="jxr_javadoccomment"> * @param propertyName</em>
<a class="jxr_linenumber" name="L153" href="#L153">153</a> <em class="jxr_javadoccomment"> * @param listener</em>
<a class="jxr_linenumber" name="L154" href="#L154">154</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L155" href="#L155">155</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">synchronized</strong> <strong class="jxr_keyword">void</strong> removePropertyChangeListener(String propertyName,
<a class="jxr_linenumber" name="L156" href="#L156">156</a> PropertyChangeListener listener) {
<a class="jxr_linenumber" name="L157" href="#L157">157</a> propertySupport.removePropertyChangeListener(propertyName, listener);
<a class="jxr_linenumber" name="L158" href="#L158">158</a> }
<a class="jxr_linenumber" name="L159" href="#L159">159</a>
<a class="jxr_linenumber" name="L160" href="#L160">160</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L161" href="#L161">161</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="L162" href="#L162">162</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L163" href="#L163">163</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <a href="../../../../../org/apache/log4j/chainsaw/help/HelpManager.html">HelpManager</a> getInstance() {
<a class="jxr_linenumber" name="L164" href="#L164">164</a>
<a class="jxr_linenumber" name="L165" href="#L165">165</a> <strong class="jxr_keyword">return</strong> instance;
<a class="jxr_linenumber" name="L166" href="#L166">166</a> }
<a class="jxr_linenumber" name="L167" href="#L167">167</a>
<a class="jxr_linenumber" name="L168" href="#L168">168</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L169" href="#L169">169</a> <em class="jxr_javadoccomment"> * Given a class, and that it belongs within the org.apache.log4j project,</em>
<a class="jxr_linenumber" name="L170" href="#L170">170</a> <em class="jxr_javadoccomment"> * sets the URL to the JavaDoc for that class.</em>
<a class="jxr_linenumber" name="L171" href="#L171">171</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="L172" href="#L172">172</a> <em class="jxr_javadoccomment"> * @param c</em>
<a class="jxr_linenumber" name="L173" href="#L173">173</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L174" href="#L174">174</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> showHelpForClass(Class c) {
<a class="jxr_linenumber" name="L175" href="#L175">175</a>
<a class="jxr_linenumber" name="L176" href="#L176">176</a> URL url = getHelpForClass(c);
<a class="jxr_linenumber" name="L177" href="#L177">177</a> setHelpURL(url);
<a class="jxr_linenumber" name="L178" href="#L178">178</a> }
<a class="jxr_linenumber" name="L179" href="#L179">179</a>
<a class="jxr_linenumber" name="L180" href="#L180">180</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L181" href="#L181">181</a> <em class="jxr_javadoccomment"> * Determines the most appropriate Help resource for a particular class</em>
<a class="jxr_linenumber" name="L182" href="#L182">182</a> <em class="jxr_javadoccomment"> * or returns ChainsawConstants.URL_PAGE_NOT_FOUND if there is no resource located.</em>
<a class="jxr_linenumber" name="L183" href="#L183">183</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="L184" href="#L184">184</a> <em class="jxr_javadoccomment"> * @return URL</em>
<a class="jxr_linenumber" name="L185" href="#L185">185</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L186" href="#L186">186</a> <strong class="jxr_keyword">public</strong> URL getHelpForClass(Class c) {
<a class="jxr_linenumber" name="L187" href="#L187">187</a>
<a class="jxr_linenumber" name="L188" href="#L188">188</a> String name = c.getName();
<a class="jxr_linenumber" name="L189" href="#L189">189</a> name = name.replace('.', '/') + <span class="jxr_string">".html"</span>;
<a class="jxr_linenumber" name="L190" href="#L190">190</a>
<a class="jxr_linenumber" name="L191" href="#L191">191</a> URL url = helpLocator.findResource(name);
<a class="jxr_linenumber" name="L192" href="#L192">192</a> logger.debug(<span class="jxr_string">"located help resource for '"</span> + name + <span class="jxr_string">"' at "</span> +
<a class="jxr_linenumber" name="L193" href="#L193">193</a> ((url == <strong class="jxr_keyword">null</strong>) ? <span class="jxr_string">""</span> : url.toExternalForm()));
<a class="jxr_linenumber" name="L194" href="#L194">194</a>
<a class="jxr_linenumber" name="L195" href="#L195">195</a> <strong class="jxr_keyword">return</strong> (url != <strong class="jxr_keyword">null</strong>) ? url : ChainsawConstants.URL_PAGE_NOT_FOUND;
<a class="jxr_linenumber" name="L196" href="#L196">196</a>
<a class="jxr_linenumber" name="L197" href="#L197">197</a> }
<a class="jxr_linenumber" name="L198" href="#L198">198</a> }
</pre>
<hr/>
<div id="footer">Copyright &#169; 2002&#x2013;2018 <a href="https://www.apache.org">Apache Software Foundation</a>. All rights reserved.</div>
</body>
</html>