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| <div id="overview"><a href="../../../../../../../apidocs/org/apache/logging/log4j/core/pattern/PatternParser.html">View Javadoc</a></div><pre> |
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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.pattern; |
| <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.core.config.Configuration; |
| <a class="jxr_linenumber" name="21" href="#21">21</a> <strong class="jxr_keyword">import</strong> org.apache.logging.log4j.core.config.plugins.PluginManager; |
| <a class="jxr_linenumber" name="22" href="#22">22</a> <strong class="jxr_keyword">import</strong> org.apache.logging.log4j.core.config.plugins.PluginType; |
| <a class="jxr_linenumber" name="23" href="#23">23</a> <strong class="jxr_keyword">import</strong> org.apache.logging.log4j.status.StatusLogger; |
| <a class="jxr_linenumber" name="24" href="#24">24</a> |
| <a class="jxr_linenumber" name="25" href="#25">25</a> <strong class="jxr_keyword">import</strong> java.lang.reflect.Method; |
| <a class="jxr_linenumber" name="26" href="#26">26</a> <strong class="jxr_keyword">import</strong> java.util.ArrayList; |
| <a class="jxr_linenumber" name="27" href="#27">27</a> <strong class="jxr_keyword">import</strong> java.util.HashMap; |
| <a class="jxr_linenumber" name="28" href="#28">28</a> <strong class="jxr_keyword">import</strong> java.util.Iterator; |
| <a class="jxr_linenumber" name="29" href="#29">29</a> <strong class="jxr_keyword">import</strong> java.util.List; |
| <a class="jxr_linenumber" name="30" href="#30">30</a> <strong class="jxr_keyword">import</strong> java.util.Map; |
| <a class="jxr_linenumber" name="31" href="#31">31</a> |
| <a class="jxr_linenumber" name="32" href="#32">32</a> <em class="jxr_javadoccomment">/**</em> |
| <a class="jxr_linenumber" name="33" href="#33">33</a> <em class="jxr_javadoccomment"> * Most of the work of the {@link org.apache.logging.log4j.core.layout.PatternLayout} class</em> |
| <a class="jxr_linenumber" name="34" href="#34">34</a> <em class="jxr_javadoccomment"> * is delegated to the PatternParser class.</em> |
| <a class="jxr_linenumber" name="35" href="#35">35</a> <em class="jxr_javadoccomment"> * <p>It is this class that parses conversion patterns and creates</em> |
| <a class="jxr_linenumber" name="36" href="#36">36</a> <em class="jxr_javadoccomment"> * a chained list of {@link PatternConverter PatternConverters}.</em> |
| <a class="jxr_linenumber" name="37" href="#37">37</a> <em class="jxr_javadoccomment"> */</em> |
| <a class="jxr_linenumber" name="38" href="#38">38</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/pattern/PatternParser.html">PatternParser</a> { |
| <a class="jxr_linenumber" name="39" href="#39">39</a> <em class="jxr_javadoccomment">/**</em> |
| <a class="jxr_linenumber" name="40" href="#40">40</a> <em class="jxr_javadoccomment"> * Escape character for format specifier.</em> |
| <a class="jxr_linenumber" name="41" href="#41">41</a> <em class="jxr_javadoccomment"> */</em> |
| <a class="jxr_linenumber" name="42" href="#42">42</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">char</strong> ESCAPE_CHAR = '%'; |
| <a class="jxr_linenumber" name="43" href="#43">43</a> |
| <a class="jxr_linenumber" name="44" href="#44">44</a> <em class="jxr_javadoccomment">/**</em> |
| <a class="jxr_linenumber" name="45" href="#45">45</a> <em class="jxr_javadoccomment"> * The states the parser can be in while parsing the pattern.</em> |
| <a class="jxr_linenumber" name="46" href="#46">46</a> <em class="jxr_javadoccomment"> */</em> |
| <a class="jxr_linenumber" name="47" href="#47">47</a> <strong class="jxr_keyword">private</strong> enum <a href="../../../../../../org/apache/logging/log4j/core/pattern/PatternParser.html">ParserState</a> { |
| <a class="jxr_linenumber" name="48" href="#48">48</a> <em class="jxr_javadoccomment">/**</em> |
| <a class="jxr_linenumber" name="49" href="#49">49</a> <em class="jxr_javadoccomment"> * Literal state.</em> |
| <a class="jxr_linenumber" name="50" href="#50">50</a> <em class="jxr_javadoccomment"> */</em> |
| <a class="jxr_linenumber" name="51" href="#51">51</a> LITERAL_STATE, |
| <a class="jxr_linenumber" name="52" href="#52">52</a> |
| <a class="jxr_linenumber" name="53" href="#53">53</a> <em class="jxr_javadoccomment">/**</em> |
| <a class="jxr_linenumber" name="54" href="#54">54</a> <em class="jxr_javadoccomment"> * In converter name state.</em> |
| <a class="jxr_linenumber" name="55" href="#55">55</a> <em class="jxr_javadoccomment"> */</em> |
| <a class="jxr_linenumber" name="56" href="#56">56</a> CONVERTER_STATE, |
| <a class="jxr_linenumber" name="57" href="#57">57</a> |
| <a class="jxr_linenumber" name="58" href="#58">58</a> <em class="jxr_javadoccomment">/**</em> |
| <a class="jxr_linenumber" name="59" href="#59">59</a> <em class="jxr_javadoccomment"> * Dot state.</em> |
| <a class="jxr_linenumber" name="60" href="#60">60</a> <em class="jxr_javadoccomment"> */</em> |
| <a class="jxr_linenumber" name="61" href="#61">61</a> DOT_STATE, |
| <a class="jxr_linenumber" name="62" href="#62">62</a> |
| <a class="jxr_linenumber" name="63" href="#63">63</a> <em class="jxr_javadoccomment">/**</em> |
| <a class="jxr_linenumber" name="64" href="#64">64</a> <em class="jxr_javadoccomment"> * Min state.</em> |
| <a class="jxr_linenumber" name="65" href="#65">65</a> <em class="jxr_javadoccomment"> */</em> |
| <a class="jxr_linenumber" name="66" href="#66">66</a> MIN_STATE, |
| <a class="jxr_linenumber" name="67" href="#67">67</a> |
| <a class="jxr_linenumber" name="68" href="#68">68</a> <em class="jxr_javadoccomment">/**</em> |
| <a class="jxr_linenumber" name="69" href="#69">69</a> <em class="jxr_javadoccomment"> * Max state.</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> MAX_STATE; |
| <a class="jxr_linenumber" name="72" href="#72">72</a> } |
| <a class="jxr_linenumber" name="73" href="#73">73</a> |
| <a class="jxr_linenumber" name="74" href="#74">74</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="75" href="#75">75</a> |
| <a class="jxr_linenumber" name="76" href="#76">76</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">int</strong> BUF_SIZE = 32; |
| <a class="jxr_linenumber" name="77" href="#77">77</a> |
| <a class="jxr_linenumber" name="78" href="#78">78</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">int</strong> DECIMAL = 10; |
| <a class="jxr_linenumber" name="79" href="#79">79</a> |
| <a class="jxr_linenumber" name="80" href="#80">80</a> <em class="jxr_javadoccomment">/**</em> |
| <a class="jxr_linenumber" name="81" href="#81">81</a> <em class="jxr_javadoccomment"> * Does pattern process exceptions.</em> |
| <a class="jxr_linenumber" name="82" href="#82">82</a> <em class="jxr_javadoccomment"> */</em> |
| <a class="jxr_linenumber" name="83" href="#83">83</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">boolean</strong> handlesExceptions; |
| <a class="jxr_linenumber" name="84" href="#84">84</a> |
| <a class="jxr_linenumber" name="85" href="#85">85</a> <strong class="jxr_keyword">private</strong> <a href="../../../../../../org/apache/logging/log4j/core/config/Configuration.html">Configuration</a> config; |
| <a class="jxr_linenumber" name="86" href="#86">86</a> |
| <a class="jxr_linenumber" name="87" href="#87">87</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> Map<String, Class<PatternConverter>> converterRules; |
| <a class="jxr_linenumber" name="88" href="#88">88</a> |
| <a class="jxr_linenumber" name="89" href="#89">89</a> |
| <a class="jxr_linenumber" name="90" href="#90">90</a> <em class="jxr_javadoccomment">/**</em> |
| <a class="jxr_linenumber" name="91" href="#91">91</a> <em class="jxr_javadoccomment"> * Constructor.</em> |
| <a class="jxr_linenumber" name="92" href="#92">92</a> <em class="jxr_javadoccomment"> * @param converterKey The type of converters that will be used.</em> |
| <a class="jxr_linenumber" name="93" href="#93">93</a> <em class="jxr_javadoccomment"> */</em> |
| <a class="jxr_linenumber" name="94" href="#94">94</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../../org/apache/logging/log4j/core/pattern/PatternParser.html">PatternParser</a>(String converterKey) { |
| <a class="jxr_linenumber" name="95" href="#95">95</a> <strong class="jxr_keyword">this</strong>(<strong class="jxr_keyword">null</strong>, converterKey, <strong class="jxr_keyword">null</strong>); |
| <a class="jxr_linenumber" name="96" href="#96">96</a> } |
| <a class="jxr_linenumber" name="97" href="#97">97</a> |
| <a class="jxr_linenumber" name="98" href="#98">98</a> <em class="jxr_javadoccomment">/**</em> |
| <a class="jxr_linenumber" name="99" href="#99">99</a> <em class="jxr_javadoccomment"> * Constructor.</em> |
| <a class="jxr_linenumber" name="100" href="#100">100</a> <em class="jxr_javadoccomment"> * @param config The current Configuration.</em> |
| <a class="jxr_linenumber" name="101" href="#101">101</a> <em class="jxr_javadoccomment"> * @param converterKey The key to lookup the converters.</em> |
| <a class="jxr_linenumber" name="102" href="#102">102</a> <em class="jxr_javadoccomment"> * @param expected The expected base Class of each Converter.</em> |
| <a class="jxr_linenumber" name="103" href="#103">103</a> <em class="jxr_javadoccomment"> */</em> |
| <a class="jxr_linenumber" name="104" href="#104">104</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../../org/apache/logging/log4j/core/pattern/PatternParser.html">PatternParser</a>(<a href="../../../../../../org/apache/logging/log4j/core/config/Configuration.html">Configuration</a> config, String converterKey, Class expected) { |
| <a class="jxr_linenumber" name="105" href="#105">105</a> <strong class="jxr_keyword">this</strong>.config = config; |
| <a class="jxr_linenumber" name="106" href="#106">106</a> <a href="../../../../../../org/apache/logging/log4j/core/config/plugins/PluginManager.html">PluginManager</a> manager = <strong class="jxr_keyword">new</strong> <a href="../../../../../../org/apache/logging/log4j/core/config/plugins/PluginManager.html">PluginManager</a>(converterKey, expected); |
| <a class="jxr_linenumber" name="107" href="#107">107</a> manager.collectPlugins(); |
| <a class="jxr_linenumber" name="108" href="#108">108</a> Map<String, PluginType> plugins = manager.getPlugins(); |
| <a class="jxr_linenumber" name="109" href="#109">109</a> Map<String, Class<PatternConverter>> converters = <strong class="jxr_keyword">new</strong> HashMap<String, Class<PatternConverter>>(); |
| <a class="jxr_linenumber" name="110" href="#110">110</a> |
| <a class="jxr_linenumber" name="111" href="#111">111</a> <strong class="jxr_keyword">for</strong> (PluginType type : plugins.values()) { |
| <a class="jxr_linenumber" name="112" href="#112">112</a> <strong class="jxr_keyword">try</strong> { |
| <a class="jxr_linenumber" name="113" href="#113">113</a> Class<PatternConverter> clazz = type.getPluginClass(); |
| <a class="jxr_linenumber" name="114" href="#114">114</a> <a href="../../../../../../org/apache/logging/log4j/core/pattern/ConverterKeys.html">ConverterKeys</a> keys = clazz.getAnnotation(ConverterKeys.<strong class="jxr_keyword">class</strong>); |
| <a class="jxr_linenumber" name="115" href="#115">115</a> <strong class="jxr_keyword">if</strong> (keys != <strong class="jxr_keyword">null</strong>) { |
| <a class="jxr_linenumber" name="116" href="#116">116</a> <strong class="jxr_keyword">for</strong> (String key : keys.value()) { |
| <a class="jxr_linenumber" name="117" href="#117">117</a> converters.put(key, clazz); |
| <a class="jxr_linenumber" name="118" href="#118">118</a> } |
| <a class="jxr_linenumber" name="119" href="#119">119</a> } |
| <a class="jxr_linenumber" name="120" href="#120">120</a> } <strong class="jxr_keyword">catch</strong> (Exception ex) { |
| <a class="jxr_linenumber" name="121" href="#121">121</a> LOGGER.error(<span class="jxr_string">"Error processing plugin "</span> + type.getElementName(), ex); |
| <a class="jxr_linenumber" name="122" href="#122">122</a> } |
| <a class="jxr_linenumber" name="123" href="#123">123</a> } |
| <a class="jxr_linenumber" name="124" href="#124">124</a> converterRules = converters; |
| <a class="jxr_linenumber" name="125" href="#125">125</a> } |
| <a class="jxr_linenumber" name="126" href="#126">126</a> |
| <a class="jxr_linenumber" name="127" href="#127">127</a> |
| <a class="jxr_linenumber" name="128" href="#128">128</a> <strong class="jxr_keyword">public</strong> List<PatternConverter> parse(String pattern) { |
| <a class="jxr_linenumber" name="129" href="#129">129</a> List<PatternConverter> converters = <strong class="jxr_keyword">new</strong> ArrayList<PatternConverter>(); |
| <a class="jxr_linenumber" name="130" href="#130">130</a> List<FormattingInfo> fields = <strong class="jxr_keyword">new</strong> ArrayList<FormattingInfo>(); |
| <a class="jxr_linenumber" name="131" href="#131">131</a> |
| <a class="jxr_linenumber" name="132" href="#132">132</a> parse(pattern, converters, fields); |
| <a class="jxr_linenumber" name="133" href="#133">133</a> |
| <a class="jxr_linenumber" name="134" href="#134">134</a> <a href="../../../../../../org/apache/logging/log4j/core/pattern/LogEventPatternConverter.html">LogEventPatternConverter</a>[] patternConverters = <strong class="jxr_keyword">new</strong> <a href="../../../../../../org/apache/logging/log4j/core/pattern/LogEventPatternConverter.html">LogEventPatternConverter</a>[converters.size()]; |
| <a class="jxr_linenumber" name="135" href="#135">135</a> <a href="../../../../../../org/apache/logging/log4j/core/pattern/FormattingInfo.html">FormattingInfo</a>[] patternFields = <strong class="jxr_keyword">new</strong> <a href="../../../../../../org/apache/logging/log4j/core/pattern/FormattingInfo.html">FormattingInfo</a>[converters.size()]; |
| <a class="jxr_linenumber" name="136" href="#136">136</a> |
| <a class="jxr_linenumber" name="137" href="#137">137</a> <strong class="jxr_keyword">int</strong> i = 0; |
| <a class="jxr_linenumber" name="138" href="#138">138</a> Iterator fieldIter = fields.iterator(); |
| <a class="jxr_linenumber" name="139" href="#139">139</a> |
| <a class="jxr_linenumber" name="140" href="#140">140</a> <strong class="jxr_keyword">for</strong> (PatternConverter converter : converters) { |
| <a class="jxr_linenumber" name="141" href="#141">141</a> <strong class="jxr_keyword">if</strong> (converter instanceof LogEventPatternConverter) { |
| <a class="jxr_linenumber" name="142" href="#142">142</a> patternConverters[i] = (LogEventPatternConverter) converter; |
| <a class="jxr_linenumber" name="143" href="#143">143</a> handlesExceptions |= patternConverters[i].handlesThrowable(); |
| <a class="jxr_linenumber" name="144" href="#144">144</a> } <strong class="jxr_keyword">else</strong> { |
| <a class="jxr_linenumber" name="145" href="#145">145</a> patternConverters[i] = <strong class="jxr_keyword">new</strong> <a href="../../../../../../org/apache/logging/log4j/core/pattern/LiteralPatternConverter.html">LiteralPatternConverter</a>(<span class="jxr_string">""</span>); |
| <a class="jxr_linenumber" name="146" href="#146">146</a> } |
| <a class="jxr_linenumber" name="147" href="#147">147</a> |
| <a class="jxr_linenumber" name="148" href="#148">148</a> <strong class="jxr_keyword">if</strong> (fieldIter.hasNext()) { |
| <a class="jxr_linenumber" name="149" href="#149">149</a> patternFields[i] = (FormattingInfo) fieldIter.next(); |
| <a class="jxr_linenumber" name="150" href="#150">150</a> } <strong class="jxr_keyword">else</strong> { |
| <a class="jxr_linenumber" name="151" href="#151">151</a> patternFields[i] = FormattingInfo.getDefault(); |
| <a class="jxr_linenumber" name="152" href="#152">152</a> } |
| <a class="jxr_linenumber" name="153" href="#153">153</a> |
| <a class="jxr_linenumber" name="154" href="#154">154</a> i++; |
| <a class="jxr_linenumber" name="155" href="#155">155</a> } |
| <a class="jxr_linenumber" name="156" href="#156">156</a> <strong class="jxr_keyword">return</strong> converters; |
| <a class="jxr_linenumber" name="157" href="#157">157</a> } |
| <a class="jxr_linenumber" name="158" href="#158">158</a> |
| <a class="jxr_linenumber" name="159" href="#159">159</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> handlesExceptions() { |
| <a class="jxr_linenumber" name="160" href="#160">160</a> <strong class="jxr_keyword">return</strong> handlesExceptions; |
| <a class="jxr_linenumber" name="161" href="#161">161</a> } |
| <a class="jxr_linenumber" name="162" href="#162">162</a> |
| <a class="jxr_linenumber" name="163" href="#163">163</a> <em class="jxr_javadoccomment">/**</em> |
| <a class="jxr_linenumber" name="164" href="#164">164</a> <em class="jxr_javadoccomment"> * Extract the converter identifier found at position i.</em> |
| <a class="jxr_linenumber" name="165" href="#165">165</a> <em class="jxr_javadoccomment"> * <p/></em> |
| <a class="jxr_linenumber" name="166" href="#166">166</a> <em class="jxr_javadoccomment"> * After this function returns, the variable i will point to the</em> |
| <a class="jxr_linenumber" name="167" href="#167">167</a> <em class="jxr_javadoccomment"> * first char after the end of the converter identifier.</em> |
| <a class="jxr_linenumber" name="168" href="#168">168</a> <em class="jxr_javadoccomment"> * <p/></em> |
| <a class="jxr_linenumber" name="169" href="#169">169</a> <em class="jxr_javadoccomment"> * If i points to a char which is not a character acceptable at the</em> |
| <a class="jxr_linenumber" name="170" href="#170">170</a> <em class="jxr_javadoccomment"> * start of a unicode identifier, the value null is returned.</em> |
| <a class="jxr_linenumber" name="171" href="#171">171</a> <em class="jxr_javadoccomment"> *</em> |
| <a class="jxr_linenumber" name="172" href="#172">172</a> <em class="jxr_javadoccomment"> * @param lastChar last processed character.</em> |
| <a class="jxr_linenumber" name="173" href="#173">173</a> <em class="jxr_javadoccomment"> * @param pattern format string.</em> |
| <a class="jxr_linenumber" name="174" href="#174">174</a> <em class="jxr_javadoccomment"> * @param i current index into pattern format.</em> |
| <a class="jxr_linenumber" name="175" href="#175">175</a> <em class="jxr_javadoccomment"> * @param convBuf buffer to receive conversion specifier.</em> |
| <a class="jxr_linenumber" name="176" href="#176">176</a> <em class="jxr_javadoccomment"> * @param currentLiteral literal to be output in case format specifier in unrecognized.</em> |
| <a class="jxr_linenumber" name="177" href="#177">177</a> <em class="jxr_javadoccomment"> * @return position in pattern after converter.</em> |
| <a class="jxr_linenumber" name="178" href="#178">178</a> <em class="jxr_javadoccomment"> */</em> |
| <a class="jxr_linenumber" name="179" href="#179">179</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">int</strong> extractConverter( |
| <a class="jxr_linenumber" name="180" href="#180">180</a> <strong class="jxr_keyword">char</strong> lastChar, <strong class="jxr_keyword">final</strong> String pattern, <strong class="jxr_keyword">int</strong> i, <strong class="jxr_keyword">final</strong> StringBuilder convBuf, |
| <a class="jxr_linenumber" name="181" href="#181">181</a> <strong class="jxr_keyword">final</strong> StringBuilder currentLiteral) { |
| <a class="jxr_linenumber" name="182" href="#182">182</a> convBuf.setLength(0); |
| <a class="jxr_linenumber" name="183" href="#183">183</a> |
| <a class="jxr_linenumber" name="184" href="#184">184</a> <em class="jxr_comment">// When this method is called, lastChar points to the first character of the</em> |
| <a class="jxr_linenumber" name="185" href="#185">185</a> <em class="jxr_comment">// conversion word. For example:</em> |
| <a class="jxr_linenumber" name="186" href="#186">186</a> <em class="jxr_comment">// For "%hello" lastChar = 'h'</em> |
| <a class="jxr_linenumber" name="187" href="#187">187</a> <em class="jxr_comment">// For "%-5hello" lastChar = 'h'</em> |
| <a class="jxr_linenumber" name="188" href="#188">188</a> <em class="jxr_comment">//System.out.println("lastchar is "+lastChar);</em> |
| <a class="jxr_linenumber" name="189" href="#189">189</a> <strong class="jxr_keyword">if</strong> (!Character.isUnicodeIdentifierStart(lastChar)) { |
| <a class="jxr_linenumber" name="190" href="#190">190</a> <strong class="jxr_keyword">return</strong> i; |
| <a class="jxr_linenumber" name="191" href="#191">191</a> } |
| <a class="jxr_linenumber" name="192" href="#192">192</a> |
| <a class="jxr_linenumber" name="193" href="#193">193</a> convBuf.append(lastChar); |
| <a class="jxr_linenumber" name="194" href="#194">194</a> |
| <a class="jxr_linenumber" name="195" href="#195">195</a> <strong class="jxr_keyword">while</strong> ((i < pattern.length()) && Character.isUnicodeIdentifierPart(pattern.charAt(i))) { |
| <a class="jxr_linenumber" name="196" href="#196">196</a> convBuf.append(pattern.charAt(i)); |
| <a class="jxr_linenumber" name="197" href="#197">197</a> currentLiteral.append(pattern.charAt(i)); |
| <a class="jxr_linenumber" name="198" href="#198">198</a> i++; |
| <a class="jxr_linenumber" name="199" href="#199">199</a> } |
| <a class="jxr_linenumber" name="200" href="#200">200</a> |
| <a class="jxr_linenumber" name="201" href="#201">201</a> <strong class="jxr_keyword">return</strong> i; |
| <a class="jxr_linenumber" name="202" href="#202">202</a> } |
| <a class="jxr_linenumber" name="203" href="#203">203</a> |
| <a class="jxr_linenumber" name="204" href="#204">204</a> <em class="jxr_javadoccomment">/**</em> |
| <a class="jxr_linenumber" name="205" href="#205">205</a> <em class="jxr_javadoccomment"> * Extract options.</em> |
| <a class="jxr_linenumber" name="206" href="#206">206</a> <em class="jxr_javadoccomment"> *</em> |
| <a class="jxr_linenumber" name="207" href="#207">207</a> <em class="jxr_javadoccomment"> * @param pattern conversion pattern.</em> |
| <a class="jxr_linenumber" name="208" href="#208">208</a> <em class="jxr_javadoccomment"> * @param i start of options.</em> |
| <a class="jxr_linenumber" name="209" href="#209">209</a> <em class="jxr_javadoccomment"> * @param options array to receive extracted options</em> |
| <a class="jxr_linenumber" name="210" href="#210">210</a> <em class="jxr_javadoccomment"> * @return position in pattern after options.</em> |
| <a class="jxr_linenumber" name="211" href="#211">211</a> <em class="jxr_javadoccomment"> */</em> |
| <a class="jxr_linenumber" name="212" href="#212">212</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">int</strong> extractOptions(String pattern, <strong class="jxr_keyword">int</strong> i, List<String> options) { |
| <a class="jxr_linenumber" name="213" href="#213">213</a> <strong class="jxr_keyword">while</strong> ((i < pattern.length()) && (pattern.charAt(i) == '{')) { |
| <a class="jxr_linenumber" name="214" href="#214">214</a> <strong class="jxr_keyword">int</strong> end = pattern.indexOf('}', i); |
| <a class="jxr_linenumber" name="215" href="#215">215</a> |
| <a class="jxr_linenumber" name="216" href="#216">216</a> <strong class="jxr_keyword">if</strong> (end == -1) { |
| <a class="jxr_linenumber" name="217" href="#217">217</a> <strong class="jxr_keyword">break</strong>; |
| <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> String r = pattern.substring(i + 1, end); |
| <a class="jxr_linenumber" name="221" href="#221">221</a> options.add(r); |
| <a class="jxr_linenumber" name="222" href="#222">222</a> i = end + 1; |
| <a class="jxr_linenumber" name="223" href="#223">223</a> } |
| <a class="jxr_linenumber" name="224" href="#224">224</a> |
| <a class="jxr_linenumber" name="225" href="#225">225</a> <strong class="jxr_keyword">return</strong> i; |
| <a class="jxr_linenumber" name="226" href="#226">226</a> } |
| <a class="jxr_linenumber" name="227" href="#227">227</a> |
| <a class="jxr_linenumber" name="228" href="#228">228</a> <em class="jxr_javadoccomment">/**</em> |
| <a class="jxr_linenumber" name="229" href="#229">229</a> <em class="jxr_javadoccomment"> * Parse a format specifier.</em> |
| <a class="jxr_linenumber" name="230" href="#230">230</a> <em class="jxr_javadoccomment"> *</em> |
| <a class="jxr_linenumber" name="231" href="#231">231</a> <em class="jxr_javadoccomment"> * @param pattern pattern to parse.</em> |
| <a class="jxr_linenumber" name="232" href="#232">232</a> <em class="jxr_javadoccomment"> * @param patternConverters list to receive pattern converters.</em> |
| <a class="jxr_linenumber" name="233" href="#233">233</a> <em class="jxr_javadoccomment"> * @param formattingInfos list to receive field specifiers corresponding to pattern converters.</em> |
| <a class="jxr_linenumber" name="234" href="#234">234</a> <em class="jxr_javadoccomment"> */</em> |
| <a class="jxr_linenumber" name="235" href="#235">235</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> parse(<strong class="jxr_keyword">final</strong> String pattern, <strong class="jxr_keyword">final</strong> List<PatternConverter> patternConverters, |
| <a class="jxr_linenumber" name="236" href="#236">236</a> <strong class="jxr_keyword">final</strong> List<FormattingInfo> formattingInfos) { |
| <a class="jxr_linenumber" name="237" href="#237">237</a> <strong class="jxr_keyword">if</strong> (pattern == <strong class="jxr_keyword">null</strong>) { |
| <a class="jxr_linenumber" name="238" href="#238">238</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> NullPointerException(<span class="jxr_string">"pattern"</span>); |
| <a class="jxr_linenumber" name="239" href="#239">239</a> } |
| <a class="jxr_linenumber" name="240" href="#240">240</a> |
| <a class="jxr_linenumber" name="241" href="#241">241</a> StringBuilder currentLiteral = <strong class="jxr_keyword">new</strong> StringBuilder(BUF_SIZE); |
| <a class="jxr_linenumber" name="242" href="#242">242</a> |
| <a class="jxr_linenumber" name="243" href="#243">243</a> <strong class="jxr_keyword">int</strong> patternLength = pattern.length(); |
| <a class="jxr_linenumber" name="244" href="#244">244</a> <a href="../../../../../../org/apache/logging/log4j/core/pattern/PatternParser.html">ParserState</a> state = ParserState.LITERAL_STATE; |
| <a class="jxr_linenumber" name="245" href="#245">245</a> <strong class="jxr_keyword">char</strong> c; |
| <a class="jxr_linenumber" name="246" href="#246">246</a> <strong class="jxr_keyword">int</strong> i = 0; |
| <a class="jxr_linenumber" name="247" href="#247">247</a> <a href="../../../../../../org/apache/logging/log4j/core/pattern/FormattingInfo.html">FormattingInfo</a> formattingInfo = FormattingInfo.getDefault(); |
| <a class="jxr_linenumber" name="248" href="#248">248</a> |
| <a class="jxr_linenumber" name="249" href="#249">249</a> <strong class="jxr_keyword">while</strong> (i < patternLength) { |
| <a class="jxr_linenumber" name="250" href="#250">250</a> c = pattern.charAt(i++); |
| <a class="jxr_linenumber" name="251" href="#251">251</a> |
| <a class="jxr_linenumber" name="252" href="#252">252</a> <strong class="jxr_keyword">switch</strong> (state) { |
| <a class="jxr_linenumber" name="253" href="#253">253</a> <strong class="jxr_keyword">case</strong> LITERAL_STATE: |
| <a class="jxr_linenumber" name="254" href="#254">254</a> |
| <a class="jxr_linenumber" name="255" href="#255">255</a> <em class="jxr_comment">// In literal state, the last char is always a literal.</em> |
| <a class="jxr_linenumber" name="256" href="#256">256</a> <strong class="jxr_keyword">if</strong> (i == patternLength) { |
| <a class="jxr_linenumber" name="257" href="#257">257</a> currentLiteral.append(c); |
| <a class="jxr_linenumber" name="258" href="#258">258</a> |
| <a class="jxr_linenumber" name="259" href="#259">259</a> <strong class="jxr_keyword">continue</strong>; |
| <a class="jxr_linenumber" name="260" href="#260">260</a> } |
| <a class="jxr_linenumber" name="261" href="#261">261</a> |
| <a class="jxr_linenumber" name="262" href="#262">262</a> <strong class="jxr_keyword">if</strong> (c == ESCAPE_CHAR) { |
| <a class="jxr_linenumber" name="263" href="#263">263</a> <em class="jxr_comment">// peek at the next char.</em> |
| <a class="jxr_linenumber" name="264" href="#264">264</a> <strong class="jxr_keyword">switch</strong> (pattern.charAt(i)) { |
| <a class="jxr_linenumber" name="265" href="#265">265</a> <strong class="jxr_keyword">case</strong> ESCAPE_CHAR: |
| <a class="jxr_linenumber" name="266" href="#266">266</a> currentLiteral.append(c); |
| <a class="jxr_linenumber" name="267" href="#267">267</a> i++; <em class="jxr_comment">// move pointer</em> |
| <a class="jxr_linenumber" name="268" href="#268">268</a> |
| <a class="jxr_linenumber" name="269" href="#269">269</a> <strong class="jxr_keyword">break</strong>; |
| <a class="jxr_linenumber" name="270" href="#270">270</a> |
| <a class="jxr_linenumber" name="271" href="#271">271</a> <strong class="jxr_keyword">default</strong>: |
| <a class="jxr_linenumber" name="272" href="#272">272</a> |
| <a class="jxr_linenumber" name="273" href="#273">273</a> <strong class="jxr_keyword">if</strong> (currentLiteral.length() != 0) { |
| <a class="jxr_linenumber" name="274" href="#274">274</a> patternConverters.add(<strong class="jxr_keyword">new</strong> <a href="../../../../../../org/apache/logging/log4j/core/pattern/LiteralPatternConverter.html">LiteralPatternConverter</a>(currentLiteral.toString())); |
| <a class="jxr_linenumber" name="275" href="#275">275</a> formattingInfos.add(FormattingInfo.getDefault()); |
| <a class="jxr_linenumber" name="276" href="#276">276</a> } |
| <a class="jxr_linenumber" name="277" href="#277">277</a> |
| <a class="jxr_linenumber" name="278" href="#278">278</a> currentLiteral.setLength(0); |
| <a class="jxr_linenumber" name="279" href="#279">279</a> currentLiteral.append(c); <em class="jxr_comment">// append %</em> |
| <a class="jxr_linenumber" name="280" href="#280">280</a> state = ParserState.CONVERTER_STATE; |
| <a class="jxr_linenumber" name="281" href="#281">281</a> formattingInfo = FormattingInfo.getDefault(); |
| <a class="jxr_linenumber" name="282" href="#282">282</a> } |
| <a class="jxr_linenumber" name="283" href="#283">283</a> } <strong class="jxr_keyword">else</strong> { |
| <a class="jxr_linenumber" name="284" href="#284">284</a> currentLiteral.append(c); |
| <a class="jxr_linenumber" name="285" href="#285">285</a> } |
| <a class="jxr_linenumber" name="286" href="#286">286</a> |
| <a class="jxr_linenumber" name="287" href="#287">287</a> <strong class="jxr_keyword">break</strong>; |
| <a class="jxr_linenumber" name="288" href="#288">288</a> |
| <a class="jxr_linenumber" name="289" href="#289">289</a> <strong class="jxr_keyword">case</strong> CONVERTER_STATE: |
| <a class="jxr_linenumber" name="290" href="#290">290</a> currentLiteral.append(c); |
| <a class="jxr_linenumber" name="291" href="#291">291</a> |
| <a class="jxr_linenumber" name="292" href="#292">292</a> <strong class="jxr_keyword">switch</strong> (c) { |
| <a class="jxr_linenumber" name="293" href="#293">293</a> <strong class="jxr_keyword">case</strong> '-': |
| <a class="jxr_linenumber" name="294" href="#294">294</a> formattingInfo = |
| <a class="jxr_linenumber" name="295" href="#295">295</a> <strong class="jxr_keyword">new</strong> <a href="../../../../../../org/apache/logging/log4j/core/pattern/FormattingInfo.html">FormattingInfo</a>(<strong class="jxr_keyword">true</strong>, formattingInfo.getMinLength(), |
| <a class="jxr_linenumber" name="296" href="#296">296</a> formattingInfo.getMaxLength()); |
| <a class="jxr_linenumber" name="297" href="#297">297</a> |
| <a class="jxr_linenumber" name="298" href="#298">298</a> <strong class="jxr_keyword">break</strong>; |
| <a class="jxr_linenumber" name="299" href="#299">299</a> |
| <a class="jxr_linenumber" name="300" href="#300">300</a> <strong class="jxr_keyword">case</strong> '.': |
| <a class="jxr_linenumber" name="301" href="#301">301</a> state = ParserState.DOT_STATE; |
| <a class="jxr_linenumber" name="302" href="#302">302</a> |
| <a class="jxr_linenumber" name="303" href="#303">303</a> <strong class="jxr_keyword">break</strong>; |
| <a class="jxr_linenumber" name="304" href="#304">304</a> |
| <a class="jxr_linenumber" name="305" href="#305">305</a> <strong class="jxr_keyword">default</strong>: |
| <a class="jxr_linenumber" name="306" href="#306">306</a> |
| <a class="jxr_linenumber" name="307" href="#307">307</a> <strong class="jxr_keyword">if</strong> ((c >= '0') && (c <= '9')) { |
| <a class="jxr_linenumber" name="308" href="#308">308</a> formattingInfo = <strong class="jxr_keyword">new</strong> <a href="../../../../../../org/apache/logging/log4j/core/pattern/FormattingInfo.html">FormattingInfo</a>(formattingInfo.isLeftAligned(), c - '0', |
| <a class="jxr_linenumber" name="309" href="#309">309</a> formattingInfo.getMaxLength()); |
| <a class="jxr_linenumber" name="310" href="#310">310</a> state = ParserState.MIN_STATE; |
| <a class="jxr_linenumber" name="311" href="#311">311</a> } <strong class="jxr_keyword">else</strong> { |
| <a class="jxr_linenumber" name="312" href="#312">312</a> i = finalizeConverter(c, pattern, i, currentLiteral, formattingInfo, |
| <a class="jxr_linenumber" name="313" href="#313">313</a> converterRules, patternConverters, formattingInfos); |
| <a class="jxr_linenumber" name="314" href="#314">314</a> |
| <a class="jxr_linenumber" name="315" href="#315">315</a> <em class="jxr_comment">// Next pattern is assumed to be a literal.</em> |
| <a class="jxr_linenumber" name="316" href="#316">316</a> state = ParserState.LITERAL_STATE; |
| <a class="jxr_linenumber" name="317" href="#317">317</a> formattingInfo = FormattingInfo.getDefault(); |
| <a class="jxr_linenumber" name="318" href="#318">318</a> currentLiteral.setLength(0); |
| <a class="jxr_linenumber" name="319" href="#319">319</a> } |
| <a class="jxr_linenumber" name="320" href="#320">320</a> } <em class="jxr_comment">// switch</em> |
| <a class="jxr_linenumber" name="321" href="#321">321</a> |
| <a class="jxr_linenumber" name="322" href="#322">322</a> <strong class="jxr_keyword">break</strong>; |
| <a class="jxr_linenumber" name="323" href="#323">323</a> |
| <a class="jxr_linenumber" name="324" href="#324">324</a> <strong class="jxr_keyword">case</strong> MIN_STATE: |
| <a class="jxr_linenumber" name="325" href="#325">325</a> currentLiteral.append(c); |
| <a class="jxr_linenumber" name="326" href="#326">326</a> |
| <a class="jxr_linenumber" name="327" href="#327">327</a> <strong class="jxr_keyword">if</strong> ((c >= '0') && (c <= '9')) { |
| <a class="jxr_linenumber" name="328" href="#328">328</a> <em class="jxr_comment">// Multiply the existing value and add the value of the number just encountered.</em> |
| <a class="jxr_linenumber" name="329" href="#329">329</a> formattingInfo = <strong class="jxr_keyword">new</strong> <a href="../../../../../../org/apache/logging/log4j/core/pattern/FormattingInfo.html">FormattingInfo</a>(formattingInfo.isLeftAligned(), |
| <a class="jxr_linenumber" name="330" href="#330">330</a> (formattingInfo.getMinLength() * DECIMAL) + (c - '0'), |
| <a class="jxr_linenumber" name="331" href="#331">331</a> formattingInfo.getMaxLength()); |
| <a class="jxr_linenumber" name="332" href="#332">332</a> } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (c == '.') { |
| <a class="jxr_linenumber" name="333" href="#333">333</a> state = ParserState.DOT_STATE; |
| <a class="jxr_linenumber" name="334" href="#334">334</a> } <strong class="jxr_keyword">else</strong> { |
| <a class="jxr_linenumber" name="335" href="#335">335</a> i = finalizeConverter(c, pattern, i, currentLiteral, formattingInfo, |
| <a class="jxr_linenumber" name="336" href="#336">336</a> converterRules, patternConverters, formattingInfos); |
| <a class="jxr_linenumber" name="337" href="#337">337</a> state = ParserState.LITERAL_STATE; |
| <a class="jxr_linenumber" name="338" href="#338">338</a> formattingInfo = FormattingInfo.getDefault(); |
| <a class="jxr_linenumber" name="339" href="#339">339</a> currentLiteral.setLength(0); |
| <a class="jxr_linenumber" name="340" href="#340">340</a> } |
| <a class="jxr_linenumber" name="341" href="#341">341</a> |
| <a class="jxr_linenumber" name="342" href="#342">342</a> <strong class="jxr_keyword">break</strong>; |
| <a class="jxr_linenumber" name="343" href="#343">343</a> |
| <a class="jxr_linenumber" name="344" href="#344">344</a> <strong class="jxr_keyword">case</strong> DOT_STATE: |
| <a class="jxr_linenumber" name="345" href="#345">345</a> currentLiteral.append(c); |
| <a class="jxr_linenumber" name="346" href="#346">346</a> |
| <a class="jxr_linenumber" name="347" href="#347">347</a> <strong class="jxr_keyword">if</strong> ((c >= '0') && (c <= '9')) { |
| <a class="jxr_linenumber" name="348" href="#348">348</a> formattingInfo = <strong class="jxr_keyword">new</strong> <a href="../../../../../../org/apache/logging/log4j/core/pattern/FormattingInfo.html">FormattingInfo</a>(formattingInfo.isLeftAligned(), |
| <a class="jxr_linenumber" name="349" href="#349">349</a> formattingInfo.getMinLength(), c - '0'); |
| <a class="jxr_linenumber" name="350" href="#350">350</a> state = ParserState.MAX_STATE; |
| <a class="jxr_linenumber" name="351" href="#351">351</a> } <strong class="jxr_keyword">else</strong> { |
| <a class="jxr_linenumber" name="352" href="#352">352</a> LOGGER.error(<span class="jxr_string">"Error occurred in position "</span> + i |
| <a class="jxr_linenumber" name="353" href="#353">353</a> + <span class="jxr_string">".\n Was expecting digit, instead got char \""</span> + c + <span class="jxr_string">"\"."</span>); |
| <a class="jxr_linenumber" name="354" href="#354">354</a> |
| <a class="jxr_linenumber" name="355" href="#355">355</a> state = ParserState.LITERAL_STATE; |
| <a class="jxr_linenumber" name="356" href="#356">356</a> } |
| <a class="jxr_linenumber" name="357" href="#357">357</a> |
| <a class="jxr_linenumber" name="358" href="#358">358</a> <strong class="jxr_keyword">break</strong>; |
| <a class="jxr_linenumber" name="359" href="#359">359</a> |
| <a class="jxr_linenumber" name="360" href="#360">360</a> <strong class="jxr_keyword">case</strong> MAX_STATE: |
| <a class="jxr_linenumber" name="361" href="#361">361</a> currentLiteral.append(c); |
| <a class="jxr_linenumber" name="362" href="#362">362</a> |
| <a class="jxr_linenumber" name="363" href="#363">363</a> <strong class="jxr_keyword">if</strong> ((c >= '0') && (c <= '9')) { |
| <a class="jxr_linenumber" name="364" href="#364">364</a> <em class="jxr_comment">// Multiply the existing value and add the value of the number just encountered.</em> |
| <a class="jxr_linenumber" name="365" href="#365">365</a> formattingInfo = <strong class="jxr_keyword">new</strong> <a href="../../../../../../org/apache/logging/log4j/core/pattern/FormattingInfo.html">FormattingInfo</a>( |
| <a class="jxr_linenumber" name="366" href="#366">366</a> formattingInfo.isLeftAligned(), formattingInfo.getMinLength(), |
| <a class="jxr_linenumber" name="367" href="#367">367</a> (formattingInfo.getMaxLength() * DECIMAL) + (c - '0')); |
| <a class="jxr_linenumber" name="368" href="#368">368</a> } <strong class="jxr_keyword">else</strong> { |
| <a class="jxr_linenumber" name="369" href="#369">369</a> i = finalizeConverter(c, pattern, i, currentLiteral, formattingInfo, |
| <a class="jxr_linenumber" name="370" href="#370">370</a> converterRules, patternConverters, formattingInfos); |
| <a class="jxr_linenumber" name="371" href="#371">371</a> state = ParserState.LITERAL_STATE; |
| <a class="jxr_linenumber" name="372" href="#372">372</a> formattingInfo = FormattingInfo.getDefault(); |
| <a class="jxr_linenumber" name="373" href="#373">373</a> currentLiteral.setLength(0); |
| <a class="jxr_linenumber" name="374" href="#374">374</a> } |
| <a class="jxr_linenumber" name="375" href="#375">375</a> |
| <a class="jxr_linenumber" name="376" href="#376">376</a> <strong class="jxr_keyword">break</strong>; |
| <a class="jxr_linenumber" name="377" href="#377">377</a> } <em class="jxr_comment">// switch</em> |
| <a class="jxr_linenumber" name="378" href="#378">378</a> } |
| <a class="jxr_linenumber" name="379" href="#379">379</a> |
| <a class="jxr_linenumber" name="380" href="#380">380</a> <em class="jxr_comment">// while</em> |
| <a class="jxr_linenumber" name="381" href="#381">381</a> <strong class="jxr_keyword">if</strong> (currentLiteral.length() != 0) { |
| <a class="jxr_linenumber" name="382" href="#382">382</a> patternConverters.add(<strong class="jxr_keyword">new</strong> <a href="../../../../../../org/apache/logging/log4j/core/pattern/LiteralPatternConverter.html">LiteralPatternConverter</a>(currentLiteral.toString())); |
| <a class="jxr_linenumber" name="383" href="#383">383</a> formattingInfos.add(FormattingInfo.getDefault()); |
| <a class="jxr_linenumber" name="384" href="#384">384</a> } |
| <a class="jxr_linenumber" name="385" href="#385">385</a> } |
| <a class="jxr_linenumber" name="386" href="#386">386</a> |
| <a class="jxr_linenumber" name="387" href="#387">387</a> <em class="jxr_javadoccomment">/**</em> |
| <a class="jxr_linenumber" name="388" href="#388">388</a> <em class="jxr_javadoccomment"> * Creates a new PatternConverter.</em> |
| <a class="jxr_linenumber" name="389" href="#389">389</a> <em class="jxr_javadoccomment"> *</em> |
| <a class="jxr_linenumber" name="390" href="#390">390</a> <em class="jxr_javadoccomment"> * @param converterId converterId.</em> |
| <a class="jxr_linenumber" name="391" href="#391">391</a> <em class="jxr_javadoccomment"> * @param currentLiteral literal to be used if converter is unrecognized or following converter</em> |
| <a class="jxr_linenumber" name="392" href="#392">392</a> <em class="jxr_javadoccomment"> * if converterId contains extra characters.</em> |
| <a class="jxr_linenumber" name="393" href="#393">393</a> <em class="jxr_javadoccomment"> * @param rules map of stock pattern converters keyed by format specifier.</em> |
| <a class="jxr_linenumber" name="394" href="#394">394</a> <em class="jxr_javadoccomment"> * @param options converter options.</em> |
| <a class="jxr_linenumber" name="395" href="#395">395</a> <em class="jxr_javadoccomment"> * @return converter or null.</em> |
| <a class="jxr_linenumber" name="396" href="#396">396</a> <em class="jxr_javadoccomment"> */</em> |
| <a class="jxr_linenumber" name="397" href="#397">397</a> <strong class="jxr_keyword">private</strong> <a href="../../../../../../org/apache/logging/log4j/core/pattern/PatternConverter.html">PatternConverter</a> createConverter(<strong class="jxr_keyword">final</strong> String converterId, <strong class="jxr_keyword">final</strong> StringBuilder currentLiteral, |
| <a class="jxr_linenumber" name="398" href="#398">398</a> <strong class="jxr_keyword">final</strong> Map<String, Class<PatternConverter>> rules, |
| <a class="jxr_linenumber" name="399" href="#399">399</a> <strong class="jxr_keyword">final</strong> List<String> options) { |
| <a class="jxr_linenumber" name="400" href="#400">400</a> String converterName = converterId; |
| <a class="jxr_linenumber" name="401" href="#401">401</a> Class<PatternConverter> converterClass = <strong class="jxr_keyword">null</strong>; |
| <a class="jxr_linenumber" name="402" href="#402">402</a> |
| <a class="jxr_linenumber" name="403" href="#403">403</a> <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> i = converterId.length(); (i > 0) && (converterClass == <strong class="jxr_keyword">null</strong>); i--) { |
| <a class="jxr_linenumber" name="404" href="#404">404</a> converterName = converterName.substring(0, i); |
| <a class="jxr_linenumber" name="405" href="#405">405</a> |
| <a class="jxr_linenumber" name="406" href="#406">406</a> <strong class="jxr_keyword">if</strong> ((converterClass == <strong class="jxr_keyword">null</strong>) && (rules != <strong class="jxr_keyword">null</strong>)) { |
| <a class="jxr_linenumber" name="407" href="#407">407</a> converterClass = rules.get(converterName); |
| <a class="jxr_linenumber" name="408" href="#408">408</a> } |
| <a class="jxr_linenumber" name="409" href="#409">409</a> } |
| <a class="jxr_linenumber" name="410" href="#410">410</a> |
| <a class="jxr_linenumber" name="411" href="#411">411</a> <strong class="jxr_keyword">if</strong> (converterClass == <strong class="jxr_keyword">null</strong>) { |
| <a class="jxr_linenumber" name="412" href="#412">412</a> LOGGER.error(<span class="jxr_string">"Unrecognized format specifier ["</span> + converterId + <span class="jxr_string">"]"</span>); |
| <a class="jxr_linenumber" name="413" href="#413">413</a> |
| <a class="jxr_linenumber" name="414" href="#414">414</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>; |
| <a class="jxr_linenumber" name="415" href="#415">415</a> } |
| <a class="jxr_linenumber" name="416" href="#416">416</a> |
| <a class="jxr_linenumber" name="417" href="#417">417</a> Method[] methods = converterClass.getDeclaredMethods(); |
| <a class="jxr_linenumber" name="418" href="#418">418</a> Method newInstance = <strong class="jxr_keyword">null</strong>; |
| <a class="jxr_linenumber" name="419" href="#419">419</a> <strong class="jxr_keyword">for</strong> (Method method : methods) { |
| <a class="jxr_linenumber" name="420" href="#420">420</a> <strong class="jxr_keyword">if</strong> (method.getName().equals(<span class="jxr_string">"newInstance"</span>)) { |
| <a class="jxr_linenumber" name="421" href="#421">421</a> <strong class="jxr_keyword">if</strong> (newInstance == <strong class="jxr_keyword">null</strong>) { |
| <a class="jxr_linenumber" name="422" href="#422">422</a> newInstance = method; |
| <a class="jxr_linenumber" name="423" href="#423">423</a> } <strong class="jxr_keyword">else</strong> { |
| <a class="jxr_linenumber" name="424" href="#424">424</a> LOGGER.error(<span class="jxr_string">"Class "</span> + converterClass + <span class="jxr_string">" cannot contain multiple newInstance methods"</span>); |
| <a class="jxr_linenumber" name="425" href="#425">425</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>; |
| <a class="jxr_linenumber" name="426" href="#426">426</a> } |
| <a class="jxr_linenumber" name="427" href="#427">427</a> } |
| <a class="jxr_linenumber" name="428" href="#428">428</a> } |
| <a class="jxr_linenumber" name="429" href="#429">429</a> <strong class="jxr_keyword">if</strong> (newInstance == <strong class="jxr_keyword">null</strong>) { |
| <a class="jxr_linenumber" name="430" href="#430">430</a> LOGGER.error(<span class="jxr_string">"Class "</span> + converterClass + <span class="jxr_string">" does not contain a newInstance method"</span>); |
| <a class="jxr_linenumber" name="431" href="#431">431</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>; |
| <a class="jxr_linenumber" name="432" href="#432">432</a> } |
| <a class="jxr_linenumber" name="433" href="#433">433</a> |
| <a class="jxr_linenumber" name="434" href="#434">434</a> Class[] parmTypes = newInstance.getParameterTypes(); |
| <a class="jxr_linenumber" name="435" href="#435">435</a> Object [] parms = parmTypes.length > 0 ? <strong class="jxr_keyword">new</strong> Object[parmTypes.length] : <strong class="jxr_keyword">null</strong>; |
| <a class="jxr_linenumber" name="436" href="#436">436</a> |
| <a class="jxr_linenumber" name="437" href="#437">437</a> <strong class="jxr_keyword">if</strong> (parms != <strong class="jxr_keyword">null</strong>) { |
| <a class="jxr_linenumber" name="438" href="#438">438</a> <strong class="jxr_keyword">int</strong> i = 0; |
| <a class="jxr_linenumber" name="439" href="#439">439</a> <strong class="jxr_keyword">boolean</strong> errors = false; |
| <a class="jxr_linenumber" name="440" href="#440">440</a> <strong class="jxr_keyword">for</strong> (Class clazz : parmTypes) { |
| <a class="jxr_linenumber" name="441" href="#441">441</a> <strong class="jxr_keyword">if</strong> (clazz.isArray() && clazz.getName().equals(<span class="jxr_string">"[Ljava.lang.String;"</span>)) { |
| <a class="jxr_linenumber" name="442" href="#442">442</a> String[] optionsArray = options.toArray(<strong class="jxr_keyword">new</strong> String[options.size()]); |
| <a class="jxr_linenumber" name="443" href="#443">443</a> parms[i] = optionsArray; |
| <a class="jxr_linenumber" name="444" href="#444">444</a> } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (clazz.isAssignableFrom(Configuration.<strong class="jxr_keyword">class</strong>)) { |
| <a class="jxr_linenumber" name="445" href="#445">445</a> parms[i] = config; |
| <a class="jxr_linenumber" name="446" href="#446">446</a> } <strong class="jxr_keyword">else</strong> { |
| <a class="jxr_linenumber" name="447" href="#447">447</a> LOGGER.error(<span class="jxr_string">"Unknown parameter type "</span> + clazz.getName() + <span class="jxr_string">" for newInstance method of "</span> + |
| <a class="jxr_linenumber" name="448" href="#448">448</a> converterClass.getName()); |
| <a class="jxr_linenumber" name="449" href="#449">449</a> errors = <strong class="jxr_keyword">true</strong>; |
| <a class="jxr_linenumber" name="450" href="#450">450</a> } |
| <a class="jxr_linenumber" name="451" href="#451">451</a> ++i; |
| <a class="jxr_linenumber" name="452" href="#452">452</a> } |
| <a class="jxr_linenumber" name="453" href="#453">453</a> <strong class="jxr_keyword">if</strong> (errors) { |
| <a class="jxr_linenumber" name="454" href="#454">454</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>; |
| <a class="jxr_linenumber" name="455" href="#455">455</a> } |
| <a class="jxr_linenumber" name="456" href="#456">456</a> } |
| <a class="jxr_linenumber" name="457" href="#457">457</a> |
| <a class="jxr_linenumber" name="458" href="#458">458</a> <strong class="jxr_keyword">try</strong> { |
| <a class="jxr_linenumber" name="459" href="#459">459</a> Object newObj = newInstance.invoke(<strong class="jxr_keyword">null</strong>, parms); |
| <a class="jxr_linenumber" name="460" href="#460">460</a> |
| <a class="jxr_linenumber" name="461" href="#461">461</a> <strong class="jxr_keyword">if</strong> (newObj instanceof PatternConverter) { |
| <a class="jxr_linenumber" name="462" href="#462">462</a> currentLiteral.delete(0, currentLiteral.length() |
| <a class="jxr_linenumber" name="463" href="#463">463</a> - (converterId.length() - converterName.length())); |
| <a class="jxr_linenumber" name="464" href="#464">464</a> |
| <a class="jxr_linenumber" name="465" href="#465">465</a> <strong class="jxr_keyword">return</strong> (PatternConverter) newObj; |
| <a class="jxr_linenumber" name="466" href="#466">466</a> } <strong class="jxr_keyword">else</strong> { |
| <a class="jxr_linenumber" name="467" href="#467">467</a> LOGGER.warn(<span class="jxr_string">"Class "</span> + converterClass.getName() + <span class="jxr_string">" does not extend PatternConverter."</span>); |
| <a class="jxr_linenumber" name="468" href="#468">468</a> } |
| <a class="jxr_linenumber" name="469" href="#469">469</a> } <strong class="jxr_keyword">catch</strong> (Exception ex) { |
| <a class="jxr_linenumber" name="470" href="#470">470</a> LOGGER.error(<span class="jxr_string">"Error creating converter for "</span> + converterId, ex); |
| <a class="jxr_linenumber" name="471" href="#471">471</a> } |
| <a class="jxr_linenumber" name="472" href="#472">472</a> |
| <a class="jxr_linenumber" name="473" href="#473">473</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>; |
| <a class="jxr_linenumber" name="474" href="#474">474</a> } |
| <a class="jxr_linenumber" name="475" href="#475">475</a> |
| <a class="jxr_linenumber" name="476" href="#476">476</a> <em class="jxr_javadoccomment">/**</em> |
| <a class="jxr_linenumber" name="477" href="#477">477</a> <em class="jxr_javadoccomment"> * Processes a format specifier sequence.</em> |
| <a class="jxr_linenumber" name="478" href="#478">478</a> <em class="jxr_javadoccomment"> *</em> |
| <a class="jxr_linenumber" name="479" href="#479">479</a> <em class="jxr_javadoccomment"> * @param c initial character of format specifier.</em> |
| <a class="jxr_linenumber" name="480" href="#480">480</a> <em class="jxr_javadoccomment"> * @param pattern conversion pattern</em> |
| <a class="jxr_linenumber" name="481" href="#481">481</a> <em class="jxr_javadoccomment"> * @param i current position in conversion pattern.</em> |
| <a class="jxr_linenumber" name="482" href="#482">482</a> <em class="jxr_javadoccomment"> * @param currentLiteral current literal.</em> |
| <a class="jxr_linenumber" name="483" href="#483">483</a> <em class="jxr_javadoccomment"> * @param formattingInfo current field specifier.</em> |
| <a class="jxr_linenumber" name="484" href="#484">484</a> <em class="jxr_javadoccomment"> * @param rules map of stock pattern converters keyed by format specifier.</em> |
| <a class="jxr_linenumber" name="485" href="#485">485</a> <em class="jxr_javadoccomment"> * @param patternConverters list to receive parsed pattern converter.</em> |
| <a class="jxr_linenumber" name="486" href="#486">486</a> <em class="jxr_javadoccomment"> * @param formattingInfos list to receive corresponding field specifier.</em> |
| <a class="jxr_linenumber" name="487" href="#487">487</a> <em class="jxr_javadoccomment"> * @return position after format specifier sequence.</em> |
| <a class="jxr_linenumber" name="488" href="#488">488</a> <em class="jxr_javadoccomment"> */</em> |
| <a class="jxr_linenumber" name="489" href="#489">489</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">int</strong> finalizeConverter(<strong class="jxr_keyword">char</strong> c, String pattern, <strong class="jxr_keyword">int</strong> i, |
| <a class="jxr_linenumber" name="490" href="#490">490</a> <strong class="jxr_keyword">final</strong> StringBuilder currentLiteral, <strong class="jxr_keyword">final</strong> <a href="../../../../../../org/apache/logging/log4j/core/pattern/FormattingInfo.html">FormattingInfo</a> formattingInfo, |
| <a class="jxr_linenumber" name="491" href="#491">491</a> <strong class="jxr_keyword">final</strong> Map<String, Class<PatternConverter>> rules, |
| <a class="jxr_linenumber" name="492" href="#492">492</a> <strong class="jxr_keyword">final</strong> List<PatternConverter> patternConverters, <strong class="jxr_keyword">final</strong> List<FormattingInfo> formattingInfos) { |
| <a class="jxr_linenumber" name="493" href="#493">493</a> StringBuilder convBuf = <strong class="jxr_keyword">new</strong> StringBuilder(); |
| <a class="jxr_linenumber" name="494" href="#494">494</a> i = extractConverter(c, pattern, i, convBuf, currentLiteral); |
| <a class="jxr_linenumber" name="495" href="#495">495</a> |
| <a class="jxr_linenumber" name="496" href="#496">496</a> String converterId = convBuf.toString(); |
| <a class="jxr_linenumber" name="497" href="#497">497</a> |
| <a class="jxr_linenumber" name="498" href="#498">498</a> List<String> options = <strong class="jxr_keyword">new</strong> ArrayList<String>(); |
| <a class="jxr_linenumber" name="499" href="#499">499</a> i = extractOptions(pattern, i, options); |
| <a class="jxr_linenumber" name="500" href="#500">500</a> |
| <a class="jxr_linenumber" name="501" href="#501">501</a> <a href="../../../../../../org/apache/logging/log4j/core/pattern/PatternConverter.html">PatternConverter</a> pc = createConverter(converterId, currentLiteral, rules, options); |
| <a class="jxr_linenumber" name="502" href="#502">502</a> |
| <a class="jxr_linenumber" name="503" href="#503">503</a> <strong class="jxr_keyword">if</strong> (pc == <strong class="jxr_keyword">null</strong>) { |
| <a class="jxr_linenumber" name="504" href="#504">504</a> StringBuilder msg; |
| <a class="jxr_linenumber" name="505" href="#505">505</a> |
| <a class="jxr_linenumber" name="506" href="#506">506</a> <strong class="jxr_keyword">if</strong> ((converterId == <strong class="jxr_keyword">null</strong>) || (converterId.length() == 0)) { |
| <a class="jxr_linenumber" name="507" href="#507">507</a> msg = |
| <a class="jxr_linenumber" name="508" href="#508">508</a> <strong class="jxr_keyword">new</strong> StringBuilder(<span class="jxr_string">"Empty conversion specifier starting at position "</span>); |
| <a class="jxr_linenumber" name="509" href="#509">509</a> } <strong class="jxr_keyword">else</strong> { |
| <a class="jxr_linenumber" name="510" href="#510">510</a> msg = <strong class="jxr_keyword">new</strong> StringBuilder(<span class="jxr_string">"Unrecognized conversion specifier ["</span>); |
| <a class="jxr_linenumber" name="511" href="#511">511</a> msg.append(converterId); |
| <a class="jxr_linenumber" name="512" href="#512">512</a> msg.append(<span class="jxr_string">"] starting at position "</span>); |
| <a class="jxr_linenumber" name="513" href="#513">513</a> } |
| <a class="jxr_linenumber" name="514" href="#514">514</a> |
| <a class="jxr_linenumber" name="515" href="#515">515</a> msg.append(Integer.toString(i)); |
| <a class="jxr_linenumber" name="516" href="#516">516</a> msg.append(<span class="jxr_string">" in conversion pattern."</span>); |
| <a class="jxr_linenumber" name="517" href="#517">517</a> |
| <a class="jxr_linenumber" name="518" href="#518">518</a> LOGGER.error(msg.toString()); |
| <a class="jxr_linenumber" name="519" href="#519">519</a> |
| <a class="jxr_linenumber" name="520" href="#520">520</a> patternConverters.add(<strong class="jxr_keyword">new</strong> <a href="../../../../../../org/apache/logging/log4j/core/pattern/LiteralPatternConverter.html">LiteralPatternConverter</a>(currentLiteral.toString())); |
| <a class="jxr_linenumber" name="521" href="#521">521</a> formattingInfos.add(FormattingInfo.getDefault()); |
| <a class="jxr_linenumber" name="522" href="#522">522</a> } <strong class="jxr_keyword">else</strong> { |
| <a class="jxr_linenumber" name="523" href="#523">523</a> patternConverters.add(pc); |
| <a class="jxr_linenumber" name="524" href="#524">524</a> formattingInfos.add(formattingInfo); |
| <a class="jxr_linenumber" name="525" href="#525">525</a> |
| <a class="jxr_linenumber" name="526" href="#526">526</a> <strong class="jxr_keyword">if</strong> (currentLiteral.length() > 0) { |
| <a class="jxr_linenumber" name="527" href="#527">527</a> patternConverters.add(<strong class="jxr_keyword">new</strong> <a href="../../../../../../org/apache/logging/log4j/core/pattern/LiteralPatternConverter.html">LiteralPatternConverter</a>(currentLiteral.toString())); |
| <a class="jxr_linenumber" name="528" href="#528">528</a> formattingInfos.add(FormattingInfo.getDefault()); |
| <a class="jxr_linenumber" name="529" href="#529">529</a> } |
| <a class="jxr_linenumber" name="530" href="#530">530</a> } |
| <a class="jxr_linenumber" name="531" href="#531">531</a> |
| <a class="jxr_linenumber" name="532" href="#532">532</a> currentLiteral.setLength(0); |
| <a class="jxr_linenumber" name="533" href="#533">533</a> |
| <a class="jxr_linenumber" name="534" href="#534">534</a> <strong class="jxr_keyword">return</strong> i; |
| <a class="jxr_linenumber" name="535" href="#535">535</a> } |
| <a class="jxr_linenumber" name="536" href="#536">536</a> } |
| </pre> |
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