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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.lookup;
<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.core.LogEvent;
<a class="jxr_linenumber" name="20" href="#20">20</a>
<a class="jxr_linenumber" name="21" href="#21">21</a> <strong class="jxr_keyword">import</strong> java.util.ArrayList;
<a class="jxr_linenumber" name="22" href="#22">22</a> <strong class="jxr_keyword">import</strong> java.util.Enumeration;
<a class="jxr_linenumber" name="23" href="#23">23</a> <strong class="jxr_keyword">import</strong> java.util.HashMap;
<a class="jxr_linenumber" name="24" href="#24">24</a> <strong class="jxr_keyword">import</strong> java.util.Iterator;
<a class="jxr_linenumber" name="25" href="#25">25</a> <strong class="jxr_keyword">import</strong> java.util.List;
<a class="jxr_linenumber" name="26" href="#26">26</a> <strong class="jxr_keyword">import</strong> java.util.Map;
<a class="jxr_linenumber" name="27" href="#27">27</a> <strong class="jxr_keyword">import</strong> java.util.Properties;
<a class="jxr_linenumber" name="28" href="#28">28</a>
<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> <em class="jxr_javadoccomment"> * Substitutes variables within a string by values.</em>
<a class="jxr_linenumber" name="31" href="#31">31</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="32" href="#32">32</a> <em class="jxr_javadoccomment"> * This class takes a piece of text and substitutes all the variables within it.</em>
<a class="jxr_linenumber" name="33" href="#33">33</a> <em class="jxr_javadoccomment"> * The default definition of a variable is &lt;code&gt;${variableName}&lt;/code&gt;.</em>
<a class="jxr_linenumber" name="34" href="#34">34</a> <em class="jxr_javadoccomment"> * The prefix and suffix can be changed via constructors and set methods.</em>
<a class="jxr_linenumber" name="35" href="#35">35</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="36" href="#36">36</a> <em class="jxr_javadoccomment"> * Variable values are typically resolved from a map, but could also be resolved</em>
<a class="jxr_linenumber" name="37" href="#37">37</a> <em class="jxr_javadoccomment"> * from system properties, or by supplying a custom variable resolver.</em>
<a class="jxr_linenumber" name="38" href="#38">38</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="39" href="#39">39</a> <em class="jxr_javadoccomment"> * The simplest example is to use this class to replace Java System properties. For example:</em>
<a class="jxr_linenumber" name="40" href="#40">40</a> <em class="jxr_javadoccomment"> * &lt;pre&gt;</em>
<a class="jxr_linenumber" name="41" href="#41">41</a> <em class="jxr_javadoccomment"> * StrSubstitutor.replaceSystemProperties(</em>
<a class="jxr_linenumber" name="42" href="#42">42</a> <em class="jxr_javadoccomment"> * "You are running with java.version = ${java.version} and os.name = ${os.name}.");</em>
<a class="jxr_linenumber" name="43" href="#43">43</a> <em class="jxr_javadoccomment"> * &lt;/pre&gt;</em>
<a class="jxr_linenumber" name="44" href="#44">44</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="45" href="#45">45</a> <em class="jxr_javadoccomment"> * Typical usage of this class follows the following pattern: First an instance is created</em>
<a class="jxr_linenumber" name="46" href="#46">46</a> <em class="jxr_javadoccomment"> * and initialized with the map that contains the values for the available variables.</em>
<a class="jxr_linenumber" name="47" href="#47">47</a> <em class="jxr_javadoccomment"> * If a prefix and/or suffix for variables should be used other than the default ones,</em>
<a class="jxr_linenumber" name="48" href="#48">48</a> <em class="jxr_javadoccomment"> * the appropriate settings can be performed. After that the &lt;code&gt;replace()&lt;/code&gt;</em>
<a class="jxr_linenumber" name="49" href="#49">49</a> <em class="jxr_javadoccomment"> * method can be called passing in the source text for interpolation. In the returned</em>
<a class="jxr_linenumber" name="50" href="#50">50</a> <em class="jxr_javadoccomment"> * text all variable references (as long as their values are known) will be resolved.</em>
<a class="jxr_linenumber" name="51" href="#51">51</a> <em class="jxr_javadoccomment"> * The following example demonstrates this:</em>
<a class="jxr_linenumber" name="52" href="#52">52</a> <em class="jxr_javadoccomment"> * &lt;pre&gt;</em>
<a class="jxr_linenumber" name="53" href="#53">53</a> <em class="jxr_javadoccomment"> * Map valuesMap = HashMap();</em>
<a class="jxr_linenumber" name="54" href="#54">54</a> <em class="jxr_javadoccomment"> * valuesMap.put(&amp;quot;animal&amp;quot;, &amp;quot;quick brown fox&amp;quot;);</em>
<a class="jxr_linenumber" name="55" href="#55">55</a> <em class="jxr_javadoccomment"> * valuesMap.put(&amp;quot;target&amp;quot;, &amp;quot;lazy dog&amp;quot;);</em>
<a class="jxr_linenumber" name="56" href="#56">56</a> <em class="jxr_javadoccomment"> * String templateString = &amp;quot;The ${animal} jumped over the ${target}.&amp;quot;;</em>
<a class="jxr_linenumber" name="57" href="#57">57</a> <em class="jxr_javadoccomment"> * StrSubstitutor sub = new StrSubstitutor(valuesMap);</em>
<a class="jxr_linenumber" name="58" href="#58">58</a> <em class="jxr_javadoccomment"> * String resolvedString = sub.replace(templateString);</em>
<a class="jxr_linenumber" name="59" href="#59">59</a> <em class="jxr_javadoccomment"> * &lt;/pre&gt;</em>
<a class="jxr_linenumber" name="60" href="#60">60</a> <em class="jxr_javadoccomment"> * yielding:</em>
<a class="jxr_linenumber" name="61" href="#61">61</a> <em class="jxr_javadoccomment"> * &lt;pre&gt;</em>
<a class="jxr_linenumber" name="62" href="#62">62</a> <em class="jxr_javadoccomment"> * The quick brown fox jumped over the lazy dog.</em>
<a class="jxr_linenumber" name="63" href="#63">63</a> <em class="jxr_javadoccomment"> * &lt;/pre&gt;</em>
<a class="jxr_linenumber" name="64" href="#64">64</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="65" href="#65">65</a> <em class="jxr_javadoccomment"> * In addition to this usage pattern there are some static convenience methods that</em>
<a class="jxr_linenumber" name="66" href="#66">66</a> <em class="jxr_javadoccomment"> * cover the most common use cases. These methods can be used without the need of</em>
<a class="jxr_linenumber" name="67" href="#67">67</a> <em class="jxr_javadoccomment"> * manually creating an instance. However if multiple replace operations are to be</em>
<a class="jxr_linenumber" name="68" href="#68">68</a> <em class="jxr_javadoccomment"> * performed, creating and reusing an instance of this class will be more efficient.</em>
<a class="jxr_linenumber" name="69" href="#69">69</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="70" href="#70">70</a> <em class="jxr_javadoccomment"> * Variable replacement works in a recursive way. Thus, if a variable value contains</em>
<a class="jxr_linenumber" name="71" href="#71">71</a> <em class="jxr_javadoccomment"> * a variable then that variable will also be replaced. Cyclic replacements are</em>
<a class="jxr_linenumber" name="72" href="#72">72</a> <em class="jxr_javadoccomment"> * detected and will cause an exception to be thrown.</em>
<a class="jxr_linenumber" name="73" href="#73">73</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="74" href="#74">74</a> <em class="jxr_javadoccomment"> * Sometimes the interpolation's result must contain a variable prefix. As an example</em>
<a class="jxr_linenumber" name="75" href="#75">75</a> <em class="jxr_javadoccomment"> * take the following source text:</em>
<a class="jxr_linenumber" name="76" href="#76">76</a> <em class="jxr_javadoccomment"> * &lt;pre&gt;</em>
<a class="jxr_linenumber" name="77" href="#77">77</a> <em class="jxr_javadoccomment"> * The variable ${${name}} must be used.</em>
<a class="jxr_linenumber" name="78" href="#78">78</a> <em class="jxr_javadoccomment"> * &lt;/pre&gt;</em>
<a class="jxr_linenumber" name="79" href="#79">79</a> <em class="jxr_javadoccomment"> * Here only the variable's name referred to in the text should be replaced resulting</em>
<a class="jxr_linenumber" name="80" href="#80">80</a> <em class="jxr_javadoccomment"> * in the text (assuming that the value of the &lt;code&gt;name&lt;/code&gt; variable is &lt;code&gt;x&lt;/code&gt;):</em>
<a class="jxr_linenumber" name="81" href="#81">81</a> <em class="jxr_javadoccomment"> * &lt;pre&gt;</em>
<a class="jxr_linenumber" name="82" href="#82">82</a> <em class="jxr_javadoccomment"> * The variable ${x} must be used.</em>
<a class="jxr_linenumber" name="83" href="#83">83</a> <em class="jxr_javadoccomment"> * &lt;/pre&gt;</em>
<a class="jxr_linenumber" name="84" href="#84">84</a> <em class="jxr_javadoccomment"> * To achieve this effect there are two possibilities: Either set a different prefix</em>
<a class="jxr_linenumber" name="85" href="#85">85</a> <em class="jxr_javadoccomment"> * and suffix for variables which do not conflict with the result text you want to</em>
<a class="jxr_linenumber" name="86" href="#86">86</a> <em class="jxr_javadoccomment"> * produce. The other possibility is to use the escape character, by default '$'.</em>
<a class="jxr_linenumber" name="87" href="#87">87</a> <em class="jxr_javadoccomment"> * If this character is placed before a variable reference, this reference is ignored</em>
<a class="jxr_linenumber" name="88" href="#88">88</a> <em class="jxr_javadoccomment"> * and won't be replaced. For example:</em>
<a class="jxr_linenumber" name="89" href="#89">89</a> <em class="jxr_javadoccomment"> * &lt;pre&gt;</em>
<a class="jxr_linenumber" name="90" href="#90">90</a> <em class="jxr_javadoccomment"> * The variable $${${name}} must be used.</em>
<a class="jxr_linenumber" name="91" href="#91">91</a> <em class="jxr_javadoccomment"> * &lt;/pre&gt;</em>
<a class="jxr_linenumber" name="92" href="#92">92</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="93" href="#93">93</a> <em class="jxr_javadoccomment"> * In some complex scenarios you might even want to perform substitution in the</em>
<a class="jxr_linenumber" name="94" href="#94">94</a> <em class="jxr_javadoccomment"> * names of variables, for instance</em>
<a class="jxr_linenumber" name="95" href="#95">95</a> <em class="jxr_javadoccomment"> * &lt;pre&gt;</em>
<a class="jxr_linenumber" name="96" href="#96">96</a> <em class="jxr_javadoccomment"> * ${jre-${java.specification.version}}</em>
<a class="jxr_linenumber" name="97" href="#97">97</a> <em class="jxr_javadoccomment"> * &lt;/pre&gt;</em>
<a class="jxr_linenumber" name="98" href="#98">98</a> <em class="jxr_javadoccomment"> * &lt;code&gt;StrSubstitutor&lt;/code&gt; supports this recursive substitution in variable</em>
<a class="jxr_linenumber" name="99" href="#99">99</a> <em class="jxr_javadoccomment"> * names, but it has to be enabled explicitly by setting the</em>
<a class="jxr_linenumber" name="100" href="#100">100</a> <em class="jxr_javadoccomment"> * {@link #setEnableSubstitutionInVariables(boolean) enableSubstitutionInVariables}</em>
<a class="jxr_linenumber" name="101" href="#101">101</a> <em class="jxr_javadoccomment"> * property to &lt;b&gt;true&lt;/b&gt;.</em>
<a class="jxr_linenumber" name="102" href="#102">102</a> <em class="jxr_javadoccomment"> *</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> <strong class="jxr_keyword">class</strong> <a href="../../../../../../org/apache/logging/log4j/core/lookup/StrSubstitutor.html">StrSubstitutor</a> {
<a class="jxr_linenumber" name="105" href="#105">105</a>
<a class="jxr_linenumber" name="106" href="#106">106</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="107" href="#107">107</a> <em class="jxr_javadoccomment"> * Constant for the default escape character.</em>
<a class="jxr_linenumber" name="108" href="#108">108</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="109" href="#109">109</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">char</strong> DEFAULT_ESCAPE = '$';
<a class="jxr_linenumber" name="110" href="#110">110</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="111" href="#111">111</a> <em class="jxr_javadoccomment"> * Constant for the default variable prefix.</em>
<a class="jxr_linenumber" name="112" href="#112">112</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="113" href="#113">113</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../../../org/apache/logging/log4j/core/lookup/StrMatcher.html">StrMatcher</a> DEFAULT_PREFIX = StrMatcher.stringMatcher(<span class="jxr_string">"${"</span>);
<a class="jxr_linenumber" name="114" href="#114">114</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="115" href="#115">115</a> <em class="jxr_javadoccomment"> * Constant for the default variable suffix.</em>
<a class="jxr_linenumber" name="116" href="#116">116</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="117" href="#117">117</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../../../org/apache/logging/log4j/core/lookup/StrMatcher.html">StrMatcher</a> DEFAULT_SUFFIX = StrMatcher.stringMatcher(<span class="jxr_string">"}"</span>);
<a class="jxr_linenumber" name="118" href="#118">118</a>
<a class="jxr_linenumber" name="119" href="#119">119</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 = 256;
<a class="jxr_linenumber" name="120" href="#120">120</a>
<a class="jxr_linenumber" name="121" href="#121">121</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="122" href="#122">122</a> <em class="jxr_javadoccomment"> * Stores the escape character.</em>
<a class="jxr_linenumber" name="123" href="#123">123</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="124" href="#124">124</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">char</strong> escapeChar;
<a class="jxr_linenumber" name="125" href="#125">125</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="126" href="#126">126</a> <em class="jxr_javadoccomment"> * Stores the variable prefix.</em>
<a class="jxr_linenumber" name="127" href="#127">127</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="128" href="#128">128</a> <strong class="jxr_keyword">private</strong> <a href="../../../../../../org/apache/logging/log4j/core/lookup/StrMatcher.html">StrMatcher</a> prefixMatcher;
<a class="jxr_linenumber" name="129" href="#129">129</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="130" href="#130">130</a> <em class="jxr_javadoccomment"> * Stores the variable suffix.</em>
<a class="jxr_linenumber" name="131" href="#131">131</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="132" href="#132">132</a> <strong class="jxr_keyword">private</strong> <a href="../../../../../../org/apache/logging/log4j/core/lookup/StrMatcher.html">StrMatcher</a> suffixMatcher;
<a class="jxr_linenumber" name="133" href="#133">133</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="134" href="#134">134</a> <em class="jxr_javadoccomment"> * Variable resolution is delegated to an implementor of VariableResolver.</em>
<a class="jxr_linenumber" name="135" href="#135">135</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="136" href="#136">136</a> <strong class="jxr_keyword">private</strong> StrLookup&lt;?&gt; variableResolver;
<a class="jxr_linenumber" name="137" href="#137">137</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="138" href="#138">138</a> <em class="jxr_javadoccomment"> * The flag whether substitution in variable names is enabled.</em>
<a class="jxr_linenumber" name="139" href="#139">139</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="140" href="#140">140</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">boolean</strong> enableSubstitutionInVariables;
<a class="jxr_linenumber" name="141" href="#141">141</a>
<a class="jxr_linenumber" name="142" href="#142">142</a> <em class="jxr_comment">//-----------------------------------------------------------------------</em>
<a class="jxr_linenumber" name="143" href="#143">143</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="144" href="#144">144</a> <em class="jxr_javadoccomment"> * Creates a new instance with defaults for variable prefix and suffix</em>
<a class="jxr_linenumber" name="145" href="#145">145</a> <em class="jxr_javadoccomment"> * and the escaping character.</em>
<a class="jxr_linenumber" name="146" href="#146">146</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="147" href="#147">147</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../../org/apache/logging/log4j/core/lookup/StrSubstitutor.html">StrSubstitutor</a>() {
<a class="jxr_linenumber" name="148" href="#148">148</a> <strong class="jxr_keyword">this</strong>(<strong class="jxr_keyword">null</strong>, DEFAULT_PREFIX, DEFAULT_SUFFIX, DEFAULT_ESCAPE);
<a class="jxr_linenumber" name="149" href="#149">149</a> }
<a class="jxr_linenumber" name="150" href="#150">150</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="151" href="#151">151</a> <em class="jxr_javadoccomment"> * Creates a new instance and initializes it. Uses defaults for variable</em>
<a class="jxr_linenumber" name="152" href="#152">152</a> <em class="jxr_javadoccomment"> * prefix and suffix and the escaping character.</em>
<a class="jxr_linenumber" name="153" href="#153">153</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="154" href="#154">154</a> <em class="jxr_javadoccomment"> * @param &lt;V&gt; The type of object contained in the Map.</em>
<a class="jxr_linenumber" name="155" href="#155">155</a> <em class="jxr_javadoccomment"> * @param valueMap the map with the variables' values, may be null</em>
<a class="jxr_linenumber" name="156" href="#156">156</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="157" href="#157">157</a> <strong class="jxr_keyword">public</strong> &lt;V&gt; <a href="../../../../../../org/apache/logging/log4j/core/lookup/StrSubstitutor.html">StrSubstitutor</a>(Map&lt;String, V&gt; valueMap) {
<a class="jxr_linenumber" name="158" href="#158">158</a> <strong class="jxr_keyword">this</strong>(<strong class="jxr_keyword">new</strong> <a href="../../../../../../org/apache/logging/log4j/core/lookup/MapLookup.html">MapLookup</a>(valueMap), DEFAULT_PREFIX, DEFAULT_SUFFIX, DEFAULT_ESCAPE);
<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> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="162" href="#162">162</a> <em class="jxr_javadoccomment"> * Creates a new instance and initializes it. Uses a default escaping character.</em>
<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"> * @param &lt;V&gt; The type of object contained in the Map.</em>
<a class="jxr_linenumber" name="165" href="#165">165</a> <em class="jxr_javadoccomment"> * @param valueMap the map with the variables' values, may be null</em>
<a class="jxr_linenumber" name="166" href="#166">166</a> <em class="jxr_javadoccomment"> * @param prefix the prefix for variables, not null</em>
<a class="jxr_linenumber" name="167" href="#167">167</a> <em class="jxr_javadoccomment"> * @param suffix the suffix for variables, not null</em>
<a class="jxr_linenumber" name="168" href="#168">168</a> <em class="jxr_javadoccomment"> * @throws IllegalArgumentException if the prefix or suffix is null</em>
<a class="jxr_linenumber" name="169" href="#169">169</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="170" href="#170">170</a> <strong class="jxr_keyword">public</strong> &lt;V&gt; <a href="../../../../../../org/apache/logging/log4j/core/lookup/StrSubstitutor.html">StrSubstitutor</a>(Map&lt;String, V&gt; valueMap, String prefix, String suffix) {
<a class="jxr_linenumber" name="171" href="#171">171</a> <strong class="jxr_keyword">this</strong>(<strong class="jxr_keyword">new</strong> <a href="../../../../../../org/apache/logging/log4j/core/lookup/MapLookup.html">MapLookup</a>(valueMap), prefix, suffix, DEFAULT_ESCAPE);
<a class="jxr_linenumber" name="172" href="#172">172</a> }
<a class="jxr_linenumber" name="173" href="#173">173</a>
<a class="jxr_linenumber" name="174" href="#174">174</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="175" href="#175">175</a> <em class="jxr_javadoccomment"> * Creates a new instance and initializes it.</em>
<a class="jxr_linenumber" name="176" href="#176">176</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="177" href="#177">177</a> <em class="jxr_javadoccomment"> * @param &lt;V&gt; The type of object contained in the Map.</em>
<a class="jxr_linenumber" name="178" href="#178">178</a> <em class="jxr_javadoccomment"> * @param valueMap the map with the variables' values, may be null</em>
<a class="jxr_linenumber" name="179" href="#179">179</a> <em class="jxr_javadoccomment"> * @param prefix the prefix for variables, not null</em>
<a class="jxr_linenumber" name="180" href="#180">180</a> <em class="jxr_javadoccomment"> * @param suffix the suffix for variables, not null</em>
<a class="jxr_linenumber" name="181" href="#181">181</a> <em class="jxr_javadoccomment"> * @param escape the escape character</em>
<a class="jxr_linenumber" name="182" href="#182">182</a> <em class="jxr_javadoccomment"> * @throws IllegalArgumentException if the prefix or suffix is null</em>
<a class="jxr_linenumber" name="183" href="#183">183</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="184" href="#184">184</a> <strong class="jxr_keyword">public</strong> &lt;V&gt; <a href="../../../../../../org/apache/logging/log4j/core/lookup/StrSubstitutor.html">StrSubstitutor</a>(Map&lt;String, V&gt; valueMap, String prefix, String suffix, <strong class="jxr_keyword">char</strong> escape) {
<a class="jxr_linenumber" name="185" href="#185">185</a> <strong class="jxr_keyword">this</strong>(<strong class="jxr_keyword">new</strong> <a href="../../../../../../org/apache/logging/log4j/core/lookup/MapLookup.html">MapLookup</a>(valueMap), prefix, suffix, escape);
<a class="jxr_linenumber" name="186" href="#186">186</a> }
<a class="jxr_linenumber" name="187" href="#187">187</a>
<a class="jxr_linenumber" name="188" href="#188">188</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="189" href="#189">189</a> <em class="jxr_javadoccomment"> * Creates a new instance and initializes it.</em>
<a class="jxr_linenumber" name="190" href="#190">190</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="191" href="#191">191</a> <em class="jxr_javadoccomment"> * @param variableResolver the variable resolver, may be null</em>
<a class="jxr_linenumber" name="192" href="#192">192</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="193" href="#193">193</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../../org/apache/logging/log4j/core/lookup/StrSubstitutor.html">StrSubstitutor</a>(StrLookup&lt;?&gt; variableResolver) {
<a class="jxr_linenumber" name="194" href="#194">194</a> <strong class="jxr_keyword">this</strong>(variableResolver, DEFAULT_PREFIX, DEFAULT_SUFFIX, DEFAULT_ESCAPE);
<a class="jxr_linenumber" name="195" href="#195">195</a> }
<a class="jxr_linenumber" name="196" href="#196">196</a>
<a class="jxr_linenumber" name="197" href="#197">197</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="198" href="#198">198</a> <em class="jxr_javadoccomment"> * Creates a new instance and initializes it.</em>
<a class="jxr_linenumber" name="199" href="#199">199</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="200" href="#200">200</a> <em class="jxr_javadoccomment"> * @param variableResolver the variable resolver, may be null</em>
<a class="jxr_linenumber" name="201" href="#201">201</a> <em class="jxr_javadoccomment"> * @param prefix the prefix for variables, not null</em>
<a class="jxr_linenumber" name="202" href="#202">202</a> <em class="jxr_javadoccomment"> * @param suffix the suffix for variables, not null</em>
<a class="jxr_linenumber" name="203" href="#203">203</a> <em class="jxr_javadoccomment"> * @param escape the escape character</em>
<a class="jxr_linenumber" name="204" href="#204">204</a> <em class="jxr_javadoccomment"> * @throws IllegalArgumentException if the prefix or suffix is null</em>
<a class="jxr_linenumber" name="205" href="#205">205</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="206" href="#206">206</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../../org/apache/logging/log4j/core/lookup/StrSubstitutor.html">StrSubstitutor</a>(StrLookup&lt;?&gt; variableResolver, String prefix, String suffix, <strong class="jxr_keyword">char</strong> escape) {
<a class="jxr_linenumber" name="207" href="#207">207</a> <strong class="jxr_keyword">this</strong>.setVariableResolver(variableResolver);
<a class="jxr_linenumber" name="208" href="#208">208</a> <strong class="jxr_keyword">this</strong>.setVariablePrefix(prefix);
<a class="jxr_linenumber" name="209" href="#209">209</a> <strong class="jxr_keyword">this</strong>.setVariableSuffix(suffix);
<a class="jxr_linenumber" name="210" href="#210">210</a> <strong class="jxr_keyword">this</strong>.setEscapeChar(escape);
<a class="jxr_linenumber" name="211" href="#211">211</a> }
<a class="jxr_linenumber" name="212" href="#212">212</a>
<a class="jxr_linenumber" name="213" href="#213">213</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="214" href="#214">214</a> <em class="jxr_javadoccomment"> * Creates a new instance and initializes it.</em>
<a class="jxr_linenumber" name="215" href="#215">215</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="216" href="#216">216</a> <em class="jxr_javadoccomment"> * @param variableResolver the variable resolver, may be null</em>
<a class="jxr_linenumber" name="217" href="#217">217</a> <em class="jxr_javadoccomment"> * @param prefixMatcher the prefix for variables, not null</em>
<a class="jxr_linenumber" name="218" href="#218">218</a> <em class="jxr_javadoccomment"> * @param suffixMatcher the suffix for variables, not null</em>
<a class="jxr_linenumber" name="219" href="#219">219</a> <em class="jxr_javadoccomment"> * @param escape the escape character</em>
<a class="jxr_linenumber" name="220" href="#220">220</a> <em class="jxr_javadoccomment"> * @throws IllegalArgumentException if the prefix or suffix is null</em>
<a class="jxr_linenumber" name="221" href="#221">221</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="222" href="#222">222</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../../org/apache/logging/log4j/core/lookup/StrSubstitutor.html">StrSubstitutor</a>(StrLookup&lt;?&gt; variableResolver, <a href="../../../../../../org/apache/logging/log4j/core/lookup/StrMatcher.html">StrMatcher</a> prefixMatcher, <a href="../../../../../../org/apache/logging/log4j/core/lookup/StrMatcher.html">StrMatcher</a> suffixMatcher,
<a class="jxr_linenumber" name="223" href="#223">223</a> <strong class="jxr_keyword">char</strong> escape) {
<a class="jxr_linenumber" name="224" href="#224">224</a> <strong class="jxr_keyword">this</strong>.setVariableResolver(variableResolver);
<a class="jxr_linenumber" name="225" href="#225">225</a> <strong class="jxr_keyword">this</strong>.setVariablePrefixMatcher(prefixMatcher);
<a class="jxr_linenumber" name="226" href="#226">226</a> <strong class="jxr_keyword">this</strong>.setVariableSuffixMatcher(suffixMatcher);
<a class="jxr_linenumber" name="227" href="#227">227</a> <strong class="jxr_keyword">this</strong>.setEscapeChar(escape);
<a class="jxr_linenumber" name="228" href="#228">228</a> }
<a class="jxr_linenumber" name="229" href="#229">229</a> <em class="jxr_comment">//-----------------------------------------------------------------------</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"> * Replaces all the occurrences of variables in the given source object with</em>
<a class="jxr_linenumber" name="232" href="#232">232</a> <em class="jxr_javadoccomment"> * their matching values from the map.</em>
<a class="jxr_linenumber" name="233" href="#233">233</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="234" href="#234">234</a> <em class="jxr_javadoccomment"> * @param &lt;V&gt; The type of object contained in the Map.</em>
<a class="jxr_linenumber" name="235" href="#235">235</a> <em class="jxr_javadoccomment"> * @param source the source text containing the variables to substitute, null returns null</em>
<a class="jxr_linenumber" name="236" href="#236">236</a> <em class="jxr_javadoccomment"> * @param valueMap the map with the values, may be null</em>
<a class="jxr_linenumber" name="237" href="#237">237</a> <em class="jxr_javadoccomment"> * @return the result of the replace operation</em>
<a class="jxr_linenumber" name="238" href="#238">238</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="239" href="#239">239</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> &lt;V&gt; String replace(Object source, Map&lt;String, V&gt; valueMap) {
<a class="jxr_linenumber" name="240" href="#240">240</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../../../org/apache/logging/log4j/core/lookup/StrSubstitutor.html">StrSubstitutor</a>(valueMap).replace(source);
<a class="jxr_linenumber" name="241" href="#241">241</a> }
<a class="jxr_linenumber" name="242" href="#242">242</a>
<a class="jxr_linenumber" name="243" href="#243">243</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="244" href="#244">244</a> <em class="jxr_javadoccomment"> * Replaces all the occurrences of variables in the given source object with</em>
<a class="jxr_linenumber" name="245" href="#245">245</a> <em class="jxr_javadoccomment"> * their matching values from the map. This method allows to specifiy a</em>
<a class="jxr_linenumber" name="246" href="#246">246</a> <em class="jxr_javadoccomment"> * custom variable prefix and suffix</em>
<a class="jxr_linenumber" name="247" href="#247">247</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="248" href="#248">248</a> <em class="jxr_javadoccomment"> * @param &lt;V&gt; The type of object contained in the Map.</em>
<a class="jxr_linenumber" name="249" href="#249">249</a> <em class="jxr_javadoccomment"> * @param source the source text containing the variables to substitute, null returns null</em>
<a class="jxr_linenumber" name="250" href="#250">250</a> <em class="jxr_javadoccomment"> * @param valueMap the map with the values, may be null</em>
<a class="jxr_linenumber" name="251" href="#251">251</a> <em class="jxr_javadoccomment"> * @param prefix the prefix of variables, not null</em>
<a class="jxr_linenumber" name="252" href="#252">252</a> <em class="jxr_javadoccomment"> * @param suffix the suffix of variables, not null</em>
<a class="jxr_linenumber" name="253" href="#253">253</a> <em class="jxr_javadoccomment"> * @return the result of the replace operation</em>
<a class="jxr_linenumber" name="254" href="#254">254</a> <em class="jxr_javadoccomment"> * @throws IllegalArgumentException if the prefix or suffix is null</em>
<a class="jxr_linenumber" name="255" href="#255">255</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="256" href="#256">256</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> &lt;V&gt; String replace(Object source, Map&lt;String, V&gt; valueMap, String prefix, String suffix) {
<a class="jxr_linenumber" name="257" href="#257">257</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../../../org/apache/logging/log4j/core/lookup/StrSubstitutor.html">StrSubstitutor</a>(valueMap, prefix, suffix).replace(source);
<a class="jxr_linenumber" name="258" href="#258">258</a> }
<a class="jxr_linenumber" name="259" href="#259">259</a>
<a class="jxr_linenumber" name="260" href="#260">260</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="261" href="#261">261</a> <em class="jxr_javadoccomment"> * Replaces all the occurrences of variables in the given source object with their matching</em>
<a class="jxr_linenumber" name="262" href="#262">262</a> <em class="jxr_javadoccomment"> * values from the properties.</em>
<a class="jxr_linenumber" name="263" href="#263">263</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="264" href="#264">264</a> <em class="jxr_javadoccomment"> * @param source the source text containing the variables to substitute, null returns null</em>
<a class="jxr_linenumber" name="265" href="#265">265</a> <em class="jxr_javadoccomment"> * @param valueProperties the properties with values, may be null</em>
<a class="jxr_linenumber" name="266" href="#266">266</a> <em class="jxr_javadoccomment"> * @return the result of the replace operation</em>
<a class="jxr_linenumber" name="267" href="#267">267</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="268" href="#268">268</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> String replace(Object source, Properties valueProperties) {
<a class="jxr_linenumber" name="269" href="#269">269</a> <strong class="jxr_keyword">if</strong> (valueProperties == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="270" href="#270">270</a> <strong class="jxr_keyword">return</strong> source.toString();
<a class="jxr_linenumber" name="271" href="#271">271</a> }
<a class="jxr_linenumber" name="272" href="#272">272</a> Map&lt;String, String&gt; valueMap = <strong class="jxr_keyword">new</strong> HashMap&lt;String, String&gt;();
<a class="jxr_linenumber" name="273" href="#273">273</a> Enumeration&lt;?&gt; propNames = valueProperties.propertyNames();
<a class="jxr_linenumber" name="274" href="#274">274</a> <strong class="jxr_keyword">while</strong> (propNames.hasMoreElements()) {
<a class="jxr_linenumber" name="275" href="#275">275</a> String propName = (String) propNames.nextElement();
<a class="jxr_linenumber" name="276" href="#276">276</a> String propValue = valueProperties.getProperty(propName);
<a class="jxr_linenumber" name="277" href="#277">277</a> valueMap.put(propName, propValue);
<a class="jxr_linenumber" name="278" href="#278">278</a> }
<a class="jxr_linenumber" name="279" href="#279">279</a> <strong class="jxr_keyword">return</strong> StrSubstitutor.replace(source, valueMap);
<a class="jxr_linenumber" name="280" href="#280">280</a> }
<a class="jxr_linenumber" name="281" href="#281">281</a>
<a class="jxr_linenumber" name="282" href="#282">282</a> <em class="jxr_comment">//-----------------------------------------------------------------------</em>
<a class="jxr_linenumber" name="283" href="#283">283</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="284" href="#284">284</a> <em class="jxr_javadoccomment"> * Replaces all the occurrences of variables with their matching values</em>
<a class="jxr_linenumber" name="285" href="#285">285</a> <em class="jxr_javadoccomment"> * from the resolver using the given source string as a template.</em>
<a class="jxr_linenumber" name="286" href="#286">286</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="287" href="#287">287</a> <em class="jxr_javadoccomment"> * @param source the string to replace in, null returns null</em>
<a class="jxr_linenumber" name="288" href="#288">288</a> <em class="jxr_javadoccomment"> * @return the result of the replace operation</em>
<a class="jxr_linenumber" name="289" href="#289">289</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="290" href="#290">290</a> <strong class="jxr_keyword">public</strong> String replace(String source) {
<a class="jxr_linenumber" name="291" href="#291">291</a> <strong class="jxr_keyword">return</strong> replace(<strong class="jxr_keyword">null</strong>, source);
<a class="jxr_linenumber" name="292" href="#292">292</a> }
<a class="jxr_linenumber" name="293" href="#293">293</a> <em class="jxr_comment">//-----------------------------------------------------------------------</em>
<a class="jxr_linenumber" name="294" href="#294">294</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="295" href="#295">295</a> <em class="jxr_javadoccomment"> * Replaces all the occurrences of variables with their matching values</em>
<a class="jxr_linenumber" name="296" href="#296">296</a> <em class="jxr_javadoccomment"> * from the resolver using the given source string as a template.</em>
<a class="jxr_linenumber" name="297" href="#297">297</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="298" href="#298">298</a> <em class="jxr_javadoccomment"> * @param event The current LogEvent if there is one.</em>
<a class="jxr_linenumber" name="299" href="#299">299</a> <em class="jxr_javadoccomment"> * @param source the string to replace in, null returns null</em>
<a class="jxr_linenumber" name="300" href="#300">300</a> <em class="jxr_javadoccomment"> * @return the result of the replace operation</em>
<a class="jxr_linenumber" name="301" href="#301">301</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="302" href="#302">302</a> <strong class="jxr_keyword">public</strong> String replace(<a href="../../../../../../org/apache/logging/log4j/core/LogEvent.html">LogEvent</a> event, String source) {
<a class="jxr_linenumber" name="303" href="#303">303</a> <strong class="jxr_keyword">if</strong> (source == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="304" href="#304">304</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>;
<a class="jxr_linenumber" name="305" href="#305">305</a> }
<a class="jxr_linenumber" name="306" href="#306">306</a> StringBuilder buf = <strong class="jxr_keyword">new</strong> StringBuilder(source);
<a class="jxr_linenumber" name="307" href="#307">307</a> <strong class="jxr_keyword">if</strong> (!substitute(event, buf, 0, source.length())) {
<a class="jxr_linenumber" name="308" href="#308">308</a> <strong class="jxr_keyword">return</strong> source;
<a class="jxr_linenumber" name="309" href="#309">309</a> }
<a class="jxr_linenumber" name="310" href="#310">310</a> <strong class="jxr_keyword">return</strong> buf.toString();
<a class="jxr_linenumber" name="311" href="#311">311</a> }
<a class="jxr_linenumber" name="312" href="#312">312</a>
<a class="jxr_linenumber" name="313" href="#313">313</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="314" href="#314">314</a> <em class="jxr_javadoccomment"> * Replaces all the occurrences of variables with their matching values</em>
<a class="jxr_linenumber" name="315" href="#315">315</a> <em class="jxr_javadoccomment"> * from the resolver using the given source string as a template.</em>
<a class="jxr_linenumber" name="316" href="#316">316</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="317" href="#317">317</a> <em class="jxr_javadoccomment"> * Only the specified portion of the string will be processed.</em>
<a class="jxr_linenumber" name="318" href="#318">318</a> <em class="jxr_javadoccomment"> * The rest of the string is not processed, and is not returned.</em>
<a class="jxr_linenumber" name="319" href="#319">319</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="320" href="#320">320</a> <em class="jxr_javadoccomment"> * @param source the string to replace in, null returns null</em>
<a class="jxr_linenumber" name="321" href="#321">321</a> <em class="jxr_javadoccomment"> * @param offset the start offset within the array, must be valid</em>
<a class="jxr_linenumber" name="322" href="#322">322</a> <em class="jxr_javadoccomment"> * @param length the length within the array to be processed, must be valid</em>
<a class="jxr_linenumber" name="323" href="#323">323</a> <em class="jxr_javadoccomment"> * @return the result of the replace operation</em>
<a class="jxr_linenumber" name="324" href="#324">324</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="325" href="#325">325</a> <strong class="jxr_keyword">public</strong> String replace(String source, <strong class="jxr_keyword">int</strong> offset, <strong class="jxr_keyword">int</strong> length) {
<a class="jxr_linenumber" name="326" href="#326">326</a> <strong class="jxr_keyword">return</strong> replace(<strong class="jxr_keyword">null</strong>, source, offset, length);
<a class="jxr_linenumber" name="327" href="#327">327</a> }
<a class="jxr_linenumber" name="328" href="#328">328</a>
<a class="jxr_linenumber" name="329" href="#329">329</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="330" href="#330">330</a> <em class="jxr_javadoccomment"> * Replaces all the occurrences of variables with their matching values</em>
<a class="jxr_linenumber" name="331" href="#331">331</a> <em class="jxr_javadoccomment"> * from the resolver using the given source string as a template.</em>
<a class="jxr_linenumber" name="332" href="#332">332</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="333" href="#333">333</a> <em class="jxr_javadoccomment"> * Only the specified portion of the string will be processed.</em>
<a class="jxr_linenumber" name="334" href="#334">334</a> <em class="jxr_javadoccomment"> * The rest of the string is not processed, and is not returned.</em>
<a class="jxr_linenumber" name="335" href="#335">335</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="336" href="#336">336</a> <em class="jxr_javadoccomment"> * @param event the current LogEvent, if one exists.</em>
<a class="jxr_linenumber" name="337" href="#337">337</a> <em class="jxr_javadoccomment"> * @param source the string to replace in, null returns null</em>
<a class="jxr_linenumber" name="338" href="#338">338</a> <em class="jxr_javadoccomment"> * @param offset the start offset within the array, must be valid</em>
<a class="jxr_linenumber" name="339" href="#339">339</a> <em class="jxr_javadoccomment"> * @param length the length within the array to be processed, must be valid</em>
<a class="jxr_linenumber" name="340" href="#340">340</a> <em class="jxr_javadoccomment"> * @return the result of the replace operation</em>
<a class="jxr_linenumber" name="341" href="#341">341</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="342" href="#342">342</a> <strong class="jxr_keyword">public</strong> String replace(<a href="../../../../../../org/apache/logging/log4j/core/LogEvent.html">LogEvent</a> event, String source, <strong class="jxr_keyword">int</strong> offset, <strong class="jxr_keyword">int</strong> length) {
<a class="jxr_linenumber" name="343" href="#343">343</a> <strong class="jxr_keyword">if</strong> (source == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="344" href="#344">344</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>;
<a class="jxr_linenumber" name="345" href="#345">345</a> }
<a class="jxr_linenumber" name="346" href="#346">346</a> StringBuilder buf = <strong class="jxr_keyword">new</strong> StringBuilder(length).append(source, offset, length);
<a class="jxr_linenumber" name="347" href="#347">347</a> <strong class="jxr_keyword">if</strong> (!substitute(event, buf, 0, length)) {
<a class="jxr_linenumber" name="348" href="#348">348</a> <strong class="jxr_keyword">return</strong> source.substring(offset, offset + length);
<a class="jxr_linenumber" name="349" href="#349">349</a> }
<a class="jxr_linenumber" name="350" href="#350">350</a> <strong class="jxr_keyword">return</strong> buf.toString();
<a class="jxr_linenumber" name="351" href="#351">351</a> }
<a class="jxr_linenumber" name="352" href="#352">352</a>
<a class="jxr_linenumber" name="353" href="#353">353</a> <em class="jxr_comment">//-----------------------------------------------------------------------</em>
<a class="jxr_linenumber" name="354" href="#354">354</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="355" href="#355">355</a> <em class="jxr_javadoccomment"> * Replaces all the occurrences of variables with their matching values</em>
<a class="jxr_linenumber" name="356" href="#356">356</a> <em class="jxr_javadoccomment"> * from the resolver using the given source array as a template.</em>
<a class="jxr_linenumber" name="357" href="#357">357</a> <em class="jxr_javadoccomment"> * The array is not altered by this method.</em>
<a class="jxr_linenumber" name="358" href="#358">358</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="359" href="#359">359</a> <em class="jxr_javadoccomment"> * @param source the character array to replace in, not altered, null returns null</em>
<a class="jxr_linenumber" name="360" href="#360">360</a> <em class="jxr_javadoccomment"> * @return the result of the replace operation</em>
<a class="jxr_linenumber" name="361" href="#361">361</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="362" href="#362">362</a> <strong class="jxr_keyword">public</strong> String replace(<strong class="jxr_keyword">char</strong>[] source) {
<a class="jxr_linenumber" name="363" href="#363">363</a> <strong class="jxr_keyword">return</strong> replace(<strong class="jxr_keyword">null</strong>, source);
<a class="jxr_linenumber" name="364" href="#364">364</a> }
<a class="jxr_linenumber" name="365" href="#365">365</a>
<a class="jxr_linenumber" name="366" href="#366">366</a> <em class="jxr_comment">//-----------------------------------------------------------------------</em>
<a class="jxr_linenumber" name="367" href="#367">367</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="368" href="#368">368</a> <em class="jxr_javadoccomment"> * Replaces all the occurrences of variables with their matching values</em>
<a class="jxr_linenumber" name="369" href="#369">369</a> <em class="jxr_javadoccomment"> * from the resolver using the given source array as a template.</em>
<a class="jxr_linenumber" name="370" href="#370">370</a> <em class="jxr_javadoccomment"> * The array is not altered by this method.</em>
<a class="jxr_linenumber" name="371" href="#371">371</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="372" href="#372">372</a> <em class="jxr_javadoccomment"> * @param event the current LogEvent, if one exists.</em>
<a class="jxr_linenumber" name="373" href="#373">373</a> <em class="jxr_javadoccomment"> * @param source the character array to replace in, not altered, null returns null</em>
<a class="jxr_linenumber" name="374" href="#374">374</a> <em class="jxr_javadoccomment"> * @return the result of the replace operation</em>
<a class="jxr_linenumber" name="375" href="#375">375</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="376" href="#376">376</a> <strong class="jxr_keyword">public</strong> String replace(<a href="../../../../../../org/apache/logging/log4j/core/LogEvent.html">LogEvent</a> event, <strong class="jxr_keyword">char</strong>[] source) {
<a class="jxr_linenumber" name="377" href="#377">377</a> <strong class="jxr_keyword">if</strong> (source == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="378" href="#378">378</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>;
<a class="jxr_linenumber" name="379" href="#379">379</a> }
<a class="jxr_linenumber" name="380" href="#380">380</a> StringBuilder buf = <strong class="jxr_keyword">new</strong> StringBuilder(source.length).append(source);
<a class="jxr_linenumber" name="381" href="#381">381</a> substitute(event, buf, 0, source.length);
<a class="jxr_linenumber" name="382" href="#382">382</a> <strong class="jxr_keyword">return</strong> buf.toString();
<a class="jxr_linenumber" name="383" href="#383">383</a> }
<a class="jxr_linenumber" name="384" href="#384">384</a>
<a class="jxr_linenumber" name="385" href="#385">385</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="386" href="#386">386</a> <em class="jxr_javadoccomment"> * Replaces all the occurrences of variables with their matching values</em>
<a class="jxr_linenumber" name="387" href="#387">387</a> <em class="jxr_javadoccomment"> * from the resolver using the given source array as a template.</em>
<a class="jxr_linenumber" name="388" href="#388">388</a> <em class="jxr_javadoccomment"> * The array is not altered by this method.</em>
<a class="jxr_linenumber" name="389" href="#389">389</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="390" href="#390">390</a> <em class="jxr_javadoccomment"> * Only the specified portion of the array will be processed.</em>
<a class="jxr_linenumber" name="391" href="#391">391</a> <em class="jxr_javadoccomment"> * The rest of the array is not processed, and is not returned.</em>
<a class="jxr_linenumber" name="392" href="#392">392</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="393" href="#393">393</a> <em class="jxr_javadoccomment"> * @param source the character array to replace in, not altered, null returns null</em>
<a class="jxr_linenumber" name="394" href="#394">394</a> <em class="jxr_javadoccomment"> * @param offset the start offset within the array, must be valid</em>
<a class="jxr_linenumber" name="395" href="#395">395</a> <em class="jxr_javadoccomment"> * @param length the length within the array to be processed, must be valid</em>
<a class="jxr_linenumber" name="396" href="#396">396</a> <em class="jxr_javadoccomment"> * @return the result of the replace operation</em>
<a class="jxr_linenumber" name="397" href="#397">397</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="398" href="#398">398</a> <strong class="jxr_keyword">public</strong> String replace(<strong class="jxr_keyword">char</strong>[] source, <strong class="jxr_keyword">int</strong> offset, <strong class="jxr_keyword">int</strong> length) {
<a class="jxr_linenumber" name="399" href="#399">399</a> <strong class="jxr_keyword">return</strong> replace(<strong class="jxr_keyword">null</strong>, source, offset, length);
<a class="jxr_linenumber" name="400" href="#400">400</a> }
<a class="jxr_linenumber" name="401" href="#401">401</a>
<a class="jxr_linenumber" name="402" href="#402">402</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="403" href="#403">403</a> <em class="jxr_javadoccomment"> * Replaces all the occurrences of variables with their matching values</em>
<a class="jxr_linenumber" name="404" href="#404">404</a> <em class="jxr_javadoccomment"> * from the resolver using the given source array as a template.</em>
<a class="jxr_linenumber" name="405" href="#405">405</a> <em class="jxr_javadoccomment"> * The array is not altered by this method.</em>
<a class="jxr_linenumber" name="406" href="#406">406</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="407" href="#407">407</a> <em class="jxr_javadoccomment"> * Only the specified portion of the array will be processed.</em>
<a class="jxr_linenumber" name="408" href="#408">408</a> <em class="jxr_javadoccomment"> * The rest of the array is not processed, and is not returned.</em>
<a class="jxr_linenumber" name="409" href="#409">409</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="410" href="#410">410</a> <em class="jxr_javadoccomment"> * @param event the current LogEvent, if one exists.</em>
<a class="jxr_linenumber" name="411" href="#411">411</a> <em class="jxr_javadoccomment"> * @param source the character array to replace in, not altered, null returns null</em>
<a class="jxr_linenumber" name="412" href="#412">412</a> <em class="jxr_javadoccomment"> * @param offset the start offset within the array, must be valid</em>
<a class="jxr_linenumber" name="413" href="#413">413</a> <em class="jxr_javadoccomment"> * @param length the length within the array to be processed, must be valid</em>
<a class="jxr_linenumber" name="414" href="#414">414</a> <em class="jxr_javadoccomment"> * @return the result of the replace operation</em>
<a class="jxr_linenumber" name="415" href="#415">415</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="416" href="#416">416</a> <strong class="jxr_keyword">public</strong> String replace(<a href="../../../../../../org/apache/logging/log4j/core/LogEvent.html">LogEvent</a> event, <strong class="jxr_keyword">char</strong>[] source, <strong class="jxr_keyword">int</strong> offset, <strong class="jxr_keyword">int</strong> length) {
<a class="jxr_linenumber" name="417" href="#417">417</a> <strong class="jxr_keyword">if</strong> (source == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="418" href="#418">418</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>;
<a class="jxr_linenumber" name="419" href="#419">419</a> }
<a class="jxr_linenumber" name="420" href="#420">420</a> StringBuilder buf = <strong class="jxr_keyword">new</strong> StringBuilder(length).append(source, offset, length);
<a class="jxr_linenumber" name="421" href="#421">421</a> substitute(event, buf, 0, length);
<a class="jxr_linenumber" name="422" href="#422">422</a> <strong class="jxr_keyword">return</strong> buf.toString();
<a class="jxr_linenumber" name="423" href="#423">423</a> }
<a class="jxr_linenumber" name="424" href="#424">424</a>
<a class="jxr_linenumber" name="425" href="#425">425</a> <em class="jxr_comment">//-----------------------------------------------------------------------</em>
<a class="jxr_linenumber" name="426" href="#426">426</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="427" href="#427">427</a> <em class="jxr_javadoccomment"> * Replaces all the occurrences of variables with their matching values</em>
<a class="jxr_linenumber" name="428" href="#428">428</a> <em class="jxr_javadoccomment"> * from the resolver using the given source buffer as a template.</em>
<a class="jxr_linenumber" name="429" href="#429">429</a> <em class="jxr_javadoccomment"> * The buffer is not altered by this method.</em>
<a class="jxr_linenumber" name="430" href="#430">430</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="431" href="#431">431</a> <em class="jxr_javadoccomment"> * @param source the buffer to use as a template, not changed, null returns null</em>
<a class="jxr_linenumber" name="432" href="#432">432</a> <em class="jxr_javadoccomment"> * @return the result of the replace operation</em>
<a class="jxr_linenumber" name="433" href="#433">433</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="434" href="#434">434</a> <strong class="jxr_keyword">public</strong> String replace(StringBuffer source) {
<a class="jxr_linenumber" name="435" href="#435">435</a> <strong class="jxr_keyword">return</strong> replace(<strong class="jxr_keyword">null</strong>, source);
<a class="jxr_linenumber" name="436" href="#436">436</a> }
<a class="jxr_linenumber" name="437" href="#437">437</a>
<a class="jxr_linenumber" name="438" href="#438">438</a> <em class="jxr_comment">//-----------------------------------------------------------------------</em>
<a class="jxr_linenumber" name="439" href="#439">439</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="440" href="#440">440</a> <em class="jxr_javadoccomment"> * Replaces all the occurrences of variables with their matching values</em>
<a class="jxr_linenumber" name="441" href="#441">441</a> <em class="jxr_javadoccomment"> * from the resolver using the given source buffer as a template.</em>
<a class="jxr_linenumber" name="442" href="#442">442</a> <em class="jxr_javadoccomment"> * The buffer is not altered by this method.</em>
<a class="jxr_linenumber" name="443" href="#443">443</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="444" href="#444">444</a> <em class="jxr_javadoccomment"> * @param event the current LogEvent, if one exists.</em>
<a class="jxr_linenumber" name="445" href="#445">445</a> <em class="jxr_javadoccomment"> * @param source the buffer to use as a template, not changed, null returns null</em>
<a class="jxr_linenumber" name="446" href="#446">446</a> <em class="jxr_javadoccomment"> * @return the result of the replace operation</em>
<a class="jxr_linenumber" name="447" href="#447">447</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="448" href="#448">448</a> <strong class="jxr_keyword">public</strong> String replace(<a href="../../../../../../org/apache/logging/log4j/core/LogEvent.html">LogEvent</a> event, StringBuffer source) {
<a class="jxr_linenumber" name="449" href="#449">449</a> <strong class="jxr_keyword">if</strong> (source == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="450" href="#450">450</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>;
<a class="jxr_linenumber" name="451" href="#451">451</a> }
<a class="jxr_linenumber" name="452" href="#452">452</a> StringBuilder buf = <strong class="jxr_keyword">new</strong> StringBuilder(source.length()).append(source);
<a class="jxr_linenumber" name="453" href="#453">453</a> substitute(event, buf, 0, buf.length());
<a class="jxr_linenumber" name="454" href="#454">454</a> <strong class="jxr_keyword">return</strong> buf.toString();
<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> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="458" href="#458">458</a> <em class="jxr_javadoccomment"> * Replaces all the occurrences of variables with their matching values</em>
<a class="jxr_linenumber" name="459" href="#459">459</a> <em class="jxr_javadoccomment"> * from the resolver using the given source buffer as a template.</em>
<a class="jxr_linenumber" name="460" href="#460">460</a> <em class="jxr_javadoccomment"> * The buffer is not altered by this method.</em>
<a class="jxr_linenumber" name="461" href="#461">461</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="462" href="#462">462</a> <em class="jxr_javadoccomment"> * Only the specified portion of the buffer will be processed.</em>
<a class="jxr_linenumber" name="463" href="#463">463</a> <em class="jxr_javadoccomment"> * The rest of the buffer is not processed, and is not returned.</em>
<a class="jxr_linenumber" name="464" href="#464">464</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="465" href="#465">465</a> <em class="jxr_javadoccomment"> * @param source the buffer to use as a template, not changed, null returns null</em>
<a class="jxr_linenumber" name="466" href="#466">466</a> <em class="jxr_javadoccomment"> * @param offset the start offset within the array, must be valid</em>
<a class="jxr_linenumber" name="467" href="#467">467</a> <em class="jxr_javadoccomment"> * @param length the length within the array to be processed, must be valid</em>
<a class="jxr_linenumber" name="468" href="#468">468</a> <em class="jxr_javadoccomment"> * @return the result of the replace operation</em>
<a class="jxr_linenumber" name="469" href="#469">469</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="470" href="#470">470</a> <strong class="jxr_keyword">public</strong> String replace(StringBuffer source, <strong class="jxr_keyword">int</strong> offset, <strong class="jxr_keyword">int</strong> length) {
<a class="jxr_linenumber" name="471" href="#471">471</a> <strong class="jxr_keyword">return</strong> replace(<strong class="jxr_keyword">null</strong>, source, offset, length);
<a class="jxr_linenumber" name="472" href="#472">472</a> }
<a class="jxr_linenumber" name="473" href="#473">473</a>
<a class="jxr_linenumber" name="474" href="#474">474</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="475" href="#475">475</a> <em class="jxr_javadoccomment"> * Replaces all the occurrences of variables with their matching values</em>
<a class="jxr_linenumber" name="476" href="#476">476</a> <em class="jxr_javadoccomment"> * from the resolver using the given source buffer as a template.</em>
<a class="jxr_linenumber" name="477" href="#477">477</a> <em class="jxr_javadoccomment"> * The buffer is not altered by this method.</em>
<a class="jxr_linenumber" name="478" href="#478">478</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="479" href="#479">479</a> <em class="jxr_javadoccomment"> * Only the specified portion of the buffer will be processed.</em>
<a class="jxr_linenumber" name="480" href="#480">480</a> <em class="jxr_javadoccomment"> * The rest of the buffer is not processed, and is not returned.</em>
<a class="jxr_linenumber" name="481" href="#481">481</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="482" href="#482">482</a> <em class="jxr_javadoccomment"> * @param event the current LogEvent, if one exists.</em>
<a class="jxr_linenumber" name="483" href="#483">483</a> <em class="jxr_javadoccomment"> * @param source the buffer to use as a template, not changed, null returns null</em>
<a class="jxr_linenumber" name="484" href="#484">484</a> <em class="jxr_javadoccomment"> * @param offset the start offset within the array, must be valid</em>
<a class="jxr_linenumber" name="485" href="#485">485</a> <em class="jxr_javadoccomment"> * @param length the length within the array to be processed, must be valid</em>
<a class="jxr_linenumber" name="486" href="#486">486</a> <em class="jxr_javadoccomment"> * @return the result of the replace operation</em>
<a class="jxr_linenumber" name="487" href="#487">487</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="488" href="#488">488</a> <strong class="jxr_keyword">public</strong> String replace(<a href="../../../../../../org/apache/logging/log4j/core/LogEvent.html">LogEvent</a> event, StringBuffer source, <strong class="jxr_keyword">int</strong> offset, <strong class="jxr_keyword">int</strong> length) {
<a class="jxr_linenumber" name="489" href="#489">489</a> <strong class="jxr_keyword">if</strong> (source == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="490" href="#490">490</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>;
<a class="jxr_linenumber" name="491" href="#491">491</a> }
<a class="jxr_linenumber" name="492" href="#492">492</a> StringBuilder buf = <strong class="jxr_keyword">new</strong> StringBuilder(length).append(source, offset, length);
<a class="jxr_linenumber" name="493" href="#493">493</a> substitute(event, buf, 0, length);
<a class="jxr_linenumber" name="494" href="#494">494</a> <strong class="jxr_keyword">return</strong> buf.toString();
<a class="jxr_linenumber" name="495" href="#495">495</a> }
<a class="jxr_linenumber" name="496" href="#496">496</a>
<a class="jxr_linenumber" name="497" href="#497">497</a> <em class="jxr_comment">//-----------------------------------------------------------------------</em>
<a class="jxr_linenumber" name="498" href="#498">498</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="499" href="#499">499</a> <em class="jxr_javadoccomment"> * Replaces all the occurrences of variables with their matching values</em>
<a class="jxr_linenumber" name="500" href="#500">500</a> <em class="jxr_javadoccomment"> * from the resolver using the given source builder as a template.</em>
<a class="jxr_linenumber" name="501" href="#501">501</a> <em class="jxr_javadoccomment"> * The builder is not altered by this method.</em>
<a class="jxr_linenumber" name="502" href="#502">502</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="503" href="#503">503</a> <em class="jxr_javadoccomment"> * @param source the builder to use as a template, not changed, null returns null</em>
<a class="jxr_linenumber" name="504" href="#504">504</a> <em class="jxr_javadoccomment"> * @return the result of the replace operation</em>
<a class="jxr_linenumber" name="505" href="#505">505</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="506" href="#506">506</a> <strong class="jxr_keyword">public</strong> String replace(StringBuilder source) {
<a class="jxr_linenumber" name="507" href="#507">507</a> <strong class="jxr_keyword">return</strong> replace(<strong class="jxr_keyword">null</strong>, source);
<a class="jxr_linenumber" name="508" href="#508">508</a> }
<a class="jxr_linenumber" name="509" href="#509">509</a>
<a class="jxr_linenumber" name="510" href="#510">510</a> <em class="jxr_comment">//-----------------------------------------------------------------------</em>
<a class="jxr_linenumber" name="511" href="#511">511</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="512" href="#512">512</a> <em class="jxr_javadoccomment"> * Replaces all the occurrences of variables with their matching values</em>
<a class="jxr_linenumber" name="513" href="#513">513</a> <em class="jxr_javadoccomment"> * from the resolver using the given source builder as a template.</em>
<a class="jxr_linenumber" name="514" href="#514">514</a> <em class="jxr_javadoccomment"> * The builder is not altered by this method.</em>
<a class="jxr_linenumber" name="515" href="#515">515</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="516" href="#516">516</a> <em class="jxr_javadoccomment"> * @param event The LogEvent.</em>
<a class="jxr_linenumber" name="517" href="#517">517</a> <em class="jxr_javadoccomment"> * @param source the builder to use as a template, not changed, null returns null.</em>
<a class="jxr_linenumber" name="518" href="#518">518</a> <em class="jxr_javadoccomment"> * @return the result of the replace operation.</em>
<a class="jxr_linenumber" name="519" href="#519">519</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="520" href="#520">520</a> <strong class="jxr_keyword">public</strong> String replace(<a href="../../../../../../org/apache/logging/log4j/core/LogEvent.html">LogEvent</a> event, StringBuilder source) {
<a class="jxr_linenumber" name="521" href="#521">521</a> <strong class="jxr_keyword">if</strong> (source == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="522" href="#522">522</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>;
<a class="jxr_linenumber" name="523" href="#523">523</a> }
<a class="jxr_linenumber" name="524" href="#524">524</a> StringBuilder buf = <strong class="jxr_keyword">new</strong> StringBuilder(source.length()).append(source);
<a class="jxr_linenumber" name="525" href="#525">525</a> substitute(event, buf, 0, buf.length());
<a class="jxr_linenumber" name="526" href="#526">526</a> <strong class="jxr_keyword">return</strong> buf.toString();
<a class="jxr_linenumber" name="527" href="#527">527</a> }
<a class="jxr_linenumber" name="528" href="#528">528</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="529" href="#529">529</a> <em class="jxr_javadoccomment"> * Replaces all the occurrences of variables with their matching values</em>
<a class="jxr_linenumber" name="530" href="#530">530</a> <em class="jxr_javadoccomment"> * from the resolver using the given source builder as a template.</em>
<a class="jxr_linenumber" name="531" href="#531">531</a> <em class="jxr_javadoccomment"> * The builder is not altered by this method.</em>
<a class="jxr_linenumber" name="532" href="#532">532</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="533" href="#533">533</a> <em class="jxr_javadoccomment"> * Only the specified portion of the builder will be processed.</em>
<a class="jxr_linenumber" name="534" href="#534">534</a> <em class="jxr_javadoccomment"> * The rest of the builder is not processed, and is not returned.</em>
<a class="jxr_linenumber" name="535" href="#535">535</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="536" href="#536">536</a> <em class="jxr_javadoccomment"> * @param source the builder to use as a template, not changed, null returns null</em>
<a class="jxr_linenumber" name="537" href="#537">537</a> <em class="jxr_javadoccomment"> * @param offset the start offset within the array, must be valid</em>
<a class="jxr_linenumber" name="538" href="#538">538</a> <em class="jxr_javadoccomment"> * @param length the length within the array to be processed, must be valid</em>
<a class="jxr_linenumber" name="539" href="#539">539</a> <em class="jxr_javadoccomment"> * @return the result of the replace operation</em>
<a class="jxr_linenumber" name="540" href="#540">540</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="541" href="#541">541</a> <strong class="jxr_keyword">public</strong> String replace(StringBuilder source, <strong class="jxr_keyword">int</strong> offset, <strong class="jxr_keyword">int</strong> length) {
<a class="jxr_linenumber" name="542" href="#542">542</a> <strong class="jxr_keyword">return</strong> replace(<strong class="jxr_keyword">null</strong>, source, offset, length);
<a class="jxr_linenumber" name="543" href="#543">543</a> }
<a class="jxr_linenumber" name="544" href="#544">544</a>
<a class="jxr_linenumber" name="545" href="#545">545</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="546" href="#546">546</a> <em class="jxr_javadoccomment"> * Replaces all the occurrences of variables with their matching values</em>
<a class="jxr_linenumber" name="547" href="#547">547</a> <em class="jxr_javadoccomment"> * from the resolver using the given source builder as a template.</em>
<a class="jxr_linenumber" name="548" href="#548">548</a> <em class="jxr_javadoccomment"> * The builder is not altered by this method.</em>
<a class="jxr_linenumber" name="549" href="#549">549</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="550" href="#550">550</a> <em class="jxr_javadoccomment"> * Only the specified portion of the builder will be processed.</em>
<a class="jxr_linenumber" name="551" href="#551">551</a> <em class="jxr_javadoccomment"> * The rest of the builder is not processed, and is not returned.</em>
<a class="jxr_linenumber" name="552" href="#552">552</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="553" href="#553">553</a> <em class="jxr_javadoccomment"> * @param event the current LogEvent, if one exists.</em>
<a class="jxr_linenumber" name="554" href="#554">554</a> <em class="jxr_javadoccomment"> * @param source the builder to use as a template, not changed, null returns null</em>
<a class="jxr_linenumber" name="555" href="#555">555</a> <em class="jxr_javadoccomment"> * @param offset the start offset within the array, must be valid</em>
<a class="jxr_linenumber" name="556" href="#556">556</a> <em class="jxr_javadoccomment"> * @param length the length within the array to be processed, must be valid</em>
<a class="jxr_linenumber" name="557" href="#557">557</a> <em class="jxr_javadoccomment"> * @return the result of the replace operation</em>
<a class="jxr_linenumber" name="558" href="#558">558</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="559" href="#559">559</a> <strong class="jxr_keyword">public</strong> String replace(<a href="../../../../../../org/apache/logging/log4j/core/LogEvent.html">LogEvent</a> event, StringBuilder source, <strong class="jxr_keyword">int</strong> offset, <strong class="jxr_keyword">int</strong> length) {
<a class="jxr_linenumber" name="560" href="#560">560</a> <strong class="jxr_keyword">if</strong> (source == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="561" href="#561">561</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>;
<a class="jxr_linenumber" name="562" href="#562">562</a> }
<a class="jxr_linenumber" name="563" href="#563">563</a> StringBuilder buf = <strong class="jxr_keyword">new</strong> StringBuilder(length).append(source, offset, length);
<a class="jxr_linenumber" name="564" href="#564">564</a> substitute(event, buf, 0, length);
<a class="jxr_linenumber" name="565" href="#565">565</a> <strong class="jxr_keyword">return</strong> buf.toString();
<a class="jxr_linenumber" name="566" href="#566">566</a> }
<a class="jxr_linenumber" name="567" href="#567">567</a>
<a class="jxr_linenumber" name="568" href="#568">568</a> <em class="jxr_comment">//-----------------------------------------------------------------------</em>
<a class="jxr_linenumber" name="569" href="#569">569</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="570" href="#570">570</a> <em class="jxr_javadoccomment"> * Replaces all the occurrences of variables in the given source object with</em>
<a class="jxr_linenumber" name="571" href="#571">571</a> <em class="jxr_javadoccomment"> * their matching values from the resolver. The input source object is</em>
<a class="jxr_linenumber" name="572" href="#572">572</a> <em class="jxr_javadoccomment"> * converted to a string using &lt;code&gt;toString&lt;/code&gt; and is not altered.</em>
<a class="jxr_linenumber" name="573" href="#573">573</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="574" href="#574">574</a> <em class="jxr_javadoccomment"> * @param source the source to replace in, null returns null</em>
<a class="jxr_linenumber" name="575" href="#575">575</a> <em class="jxr_javadoccomment"> * @return the result of the replace operation</em>
<a class="jxr_linenumber" name="576" href="#576">576</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="577" href="#577">577</a> <strong class="jxr_keyword">public</strong> String replace(Object source) {
<a class="jxr_linenumber" name="578" href="#578">578</a> <strong class="jxr_keyword">return</strong> replace(<strong class="jxr_keyword">null</strong>, source);
<a class="jxr_linenumber" name="579" href="#579">579</a> }
<a class="jxr_linenumber" name="580" href="#580">580</a> <em class="jxr_comment">//-----------------------------------------------------------------------</em>
<a class="jxr_linenumber" name="581" href="#581">581</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="582" href="#582">582</a> <em class="jxr_javadoccomment"> * Replaces all the occurrences of variables in the given source object with</em>
<a class="jxr_linenumber" name="583" href="#583">583</a> <em class="jxr_javadoccomment"> * their matching values from the resolver. The input source object is</em>
<a class="jxr_linenumber" name="584" href="#584">584</a> <em class="jxr_javadoccomment"> * converted to a string using &lt;code&gt;toString&lt;/code&gt; and is not altered.</em>
<a class="jxr_linenumber" name="585" href="#585">585</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="586" href="#586">586</a> <em class="jxr_javadoccomment"> * @param event the current LogEvent, if one exists.</em>
<a class="jxr_linenumber" name="587" href="#587">587</a> <em class="jxr_javadoccomment"> * @param source the source to replace in, null returns null</em>
<a class="jxr_linenumber" name="588" href="#588">588</a> <em class="jxr_javadoccomment"> * @return the result of the replace operation</em>
<a class="jxr_linenumber" name="589" href="#589">589</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="590" href="#590">590</a> <strong class="jxr_keyword">public</strong> String replace(<a href="../../../../../../org/apache/logging/log4j/core/LogEvent.html">LogEvent</a> event, Object source) {
<a class="jxr_linenumber" name="591" href="#591">591</a> <strong class="jxr_keyword">if</strong> (source == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="592" href="#592">592</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>;
<a class="jxr_linenumber" name="593" href="#593">593</a> }
<a class="jxr_linenumber" name="594" href="#594">594</a> StringBuilder buf = <strong class="jxr_keyword">new</strong> StringBuilder().append(source);
<a class="jxr_linenumber" name="595" href="#595">595</a> substitute(event, buf, 0, buf.length());
<a class="jxr_linenumber" name="596" href="#596">596</a> <strong class="jxr_keyword">return</strong> buf.toString();
<a class="jxr_linenumber" name="597" href="#597">597</a> }
<a class="jxr_linenumber" name="598" href="#598">598</a>
<a class="jxr_linenumber" name="599" href="#599">599</a> <em class="jxr_comment">//-----------------------------------------------------------------------</em>
<a class="jxr_linenumber" name="600" href="#600">600</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="601" href="#601">601</a> <em class="jxr_javadoccomment"> * Replaces all the occurrences of variables within the given source buffer</em>
<a class="jxr_linenumber" name="602" href="#602">602</a> <em class="jxr_javadoccomment"> * with their matching values from the resolver.</em>
<a class="jxr_linenumber" name="603" href="#603">603</a> <em class="jxr_javadoccomment"> * The buffer is updated with the result.</em>
<a class="jxr_linenumber" name="604" href="#604">604</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="605" href="#605">605</a> <em class="jxr_javadoccomment"> * @param source the buffer to replace in, updated, null returns zero</em>
<a class="jxr_linenumber" name="606" href="#606">606</a> <em class="jxr_javadoccomment"> * @return true if altered</em>
<a class="jxr_linenumber" name="607" href="#607">607</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="608" href="#608">608</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> replaceIn(StringBuffer source) {
<a class="jxr_linenumber" name="609" href="#609">609</a> <strong class="jxr_keyword">if</strong> (source == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="610" href="#610">610</a> <strong class="jxr_keyword">return</strong> false;
<a class="jxr_linenumber" name="611" href="#611">611</a> }
<a class="jxr_linenumber" name="612" href="#612">612</a> <strong class="jxr_keyword">return</strong> replaceIn(source, 0, source.length());
<a class="jxr_linenumber" name="613" href="#613">613</a> }
<a class="jxr_linenumber" name="614" href="#614">614</a>
<a class="jxr_linenumber" name="615" href="#615">615</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="616" href="#616">616</a> <em class="jxr_javadoccomment"> * Replaces all the occurrences of variables within the given source buffer</em>
<a class="jxr_linenumber" name="617" href="#617">617</a> <em class="jxr_javadoccomment"> * with their matching values from the resolver.</em>
<a class="jxr_linenumber" name="618" href="#618">618</a> <em class="jxr_javadoccomment"> * The buffer is updated with the result.</em>
<a class="jxr_linenumber" name="619" href="#619">619</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="620" href="#620">620</a> <em class="jxr_javadoccomment"> * Only the specified portion of the buffer will be processed.</em>
<a class="jxr_linenumber" name="621" href="#621">621</a> <em class="jxr_javadoccomment"> * The rest of the buffer is not processed, but it is not deleted.</em>
<a class="jxr_linenumber" name="622" href="#622">622</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="623" href="#623">623</a> <em class="jxr_javadoccomment"> * @param source the buffer to replace in, updated, null returns zero</em>
<a class="jxr_linenumber" name="624" href="#624">624</a> <em class="jxr_javadoccomment"> * @param offset the start offset within the array, must be valid</em>
<a class="jxr_linenumber" name="625" href="#625">625</a> <em class="jxr_javadoccomment"> * @param length the length within the buffer to be processed, must be valid</em>
<a class="jxr_linenumber" name="626" href="#626">626</a> <em class="jxr_javadoccomment"> * @return true if altered</em>
<a class="jxr_linenumber" name="627" href="#627">627</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="628" href="#628">628</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> replaceIn(StringBuffer source, <strong class="jxr_keyword">int</strong> offset, <strong class="jxr_keyword">int</strong> length) {
<a class="jxr_linenumber" name="629" href="#629">629</a> <strong class="jxr_keyword">return</strong> replaceIn(<strong class="jxr_keyword">null</strong>, source, offset, length);
<a class="jxr_linenumber" name="630" href="#630">630</a> }
<a class="jxr_linenumber" name="631" href="#631">631</a>
<a class="jxr_linenumber" name="632" href="#632">632</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="633" href="#633">633</a> <em class="jxr_javadoccomment"> * Replaces all the occurrences of variables within the given source buffer</em>
<a class="jxr_linenumber" name="634" href="#634">634</a> <em class="jxr_javadoccomment"> * with their matching values from the resolver.</em>
<a class="jxr_linenumber" name="635" href="#635">635</a> <em class="jxr_javadoccomment"> * The buffer is updated with the result.</em>
<a class="jxr_linenumber" name="636" href="#636">636</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="637" href="#637">637</a> <em class="jxr_javadoccomment"> * Only the specified portion of the buffer will be processed.</em>
<a class="jxr_linenumber" name="638" href="#638">638</a> <em class="jxr_javadoccomment"> * The rest of the buffer is not processed, but it is not deleted.</em>
<a class="jxr_linenumber" name="639" href="#639">639</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="640" href="#640">640</a> <em class="jxr_javadoccomment"> * @param event the current LogEvent, if one exists.</em>
<a class="jxr_linenumber" name="641" href="#641">641</a> <em class="jxr_javadoccomment"> * @param source the buffer to replace in, updated, null returns zero</em>
<a class="jxr_linenumber" name="642" href="#642">642</a> <em class="jxr_javadoccomment"> * @param offset the start offset within the array, must be valid</em>
<a class="jxr_linenumber" name="643" href="#643">643</a> <em class="jxr_javadoccomment"> * @param length the length within the buffer to be processed, must be valid</em>
<a class="jxr_linenumber" name="644" href="#644">644</a> <em class="jxr_javadoccomment"> * @return true if altered</em>
<a class="jxr_linenumber" name="645" href="#645">645</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="646" href="#646">646</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> replaceIn(<a href="../../../../../../org/apache/logging/log4j/core/LogEvent.html">LogEvent</a> event, StringBuffer source, <strong class="jxr_keyword">int</strong> offset, <strong class="jxr_keyword">int</strong> length) {
<a class="jxr_linenumber" name="647" href="#647">647</a> <strong class="jxr_keyword">if</strong> (source == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="648" href="#648">648</a> <strong class="jxr_keyword">return</strong> false;
<a class="jxr_linenumber" name="649" href="#649">649</a> }
<a class="jxr_linenumber" name="650" href="#650">650</a> StringBuilder buf = <strong class="jxr_keyword">new</strong> StringBuilder(length).append(source, offset, length);
<a class="jxr_linenumber" name="651" href="#651">651</a> <strong class="jxr_keyword">if</strong> (!substitute(event, buf, 0, length)) {
<a class="jxr_linenumber" name="652" href="#652">652</a> <strong class="jxr_keyword">return</strong> false;
<a class="jxr_linenumber" name="653" href="#653">653</a> }
<a class="jxr_linenumber" name="654" href="#654">654</a> source.replace(offset, offset + length, buf.toString());
<a class="jxr_linenumber" name="655" href="#655">655</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">true</strong>;
<a class="jxr_linenumber" name="656" href="#656">656</a> }
<a class="jxr_linenumber" name="657" href="#657">657</a>
<a class="jxr_linenumber" name="658" href="#658">658</a> <em class="jxr_comment">//-----------------------------------------------------------------------</em>
<a class="jxr_linenumber" name="659" href="#659">659</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="660" href="#660">660</a> <em class="jxr_javadoccomment"> * Replaces all the occurrences of variables within the given source</em>
<a class="jxr_linenumber" name="661" href="#661">661</a> <em class="jxr_javadoccomment"> * builder with their matching values from the resolver.</em>
<a class="jxr_linenumber" name="662" href="#662">662</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="663" href="#663">663</a> <em class="jxr_javadoccomment"> * @param source the builder to replace in, updated, null returns zero</em>
<a class="jxr_linenumber" name="664" href="#664">664</a> <em class="jxr_javadoccomment"> * @return true if altered</em>
<a class="jxr_linenumber" name="665" href="#665">665</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="666" href="#666">666</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> replaceIn(StringBuilder source) {
<a class="jxr_linenumber" name="667" href="#667">667</a> <strong class="jxr_keyword">return</strong> replaceIn(<strong class="jxr_keyword">null</strong>, source);
<a class="jxr_linenumber" name="668" href="#668">668</a> }
<a class="jxr_linenumber" name="669" href="#669">669</a>
<a class="jxr_linenumber" name="670" href="#670">670</a> <em class="jxr_comment">//-----------------------------------------------------------------------</em>
<a class="jxr_linenumber" name="671" href="#671">671</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="672" href="#672">672</a> <em class="jxr_javadoccomment"> * Replaces all the occurrences of variables within the given source</em>
<a class="jxr_linenumber" name="673" href="#673">673</a> <em class="jxr_javadoccomment"> * builder with their matching values from the resolver.</em>
<a class="jxr_linenumber" name="674" href="#674">674</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="675" href="#675">675</a> <em class="jxr_javadoccomment"> * @param event the current LogEvent, if one exists.</em>
<a class="jxr_linenumber" name="676" href="#676">676</a> <em class="jxr_javadoccomment"> * @param source the builder to replace in, updated, null returns zero</em>
<a class="jxr_linenumber" name="677" href="#677">677</a> <em class="jxr_javadoccomment"> * @return true if altered</em>
<a class="jxr_linenumber" name="678" href="#678">678</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="679" href="#679">679</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> replaceIn(<a href="../../../../../../org/apache/logging/log4j/core/LogEvent.html">LogEvent</a> event, StringBuilder source) {
<a class="jxr_linenumber" name="680" href="#680">680</a> <strong class="jxr_keyword">if</strong> (source == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="681" href="#681">681</a> <strong class="jxr_keyword">return</strong> false;
<a class="jxr_linenumber" name="682" href="#682">682</a> }
<a class="jxr_linenumber" name="683" href="#683">683</a> <strong class="jxr_keyword">return</strong> substitute(event, source, 0, source.length());
<a class="jxr_linenumber" name="684" href="#684">684</a> }
<a class="jxr_linenumber" name="685" href="#685">685</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="686" href="#686">686</a> <em class="jxr_javadoccomment"> * Replaces all the occurrences of variables within the given source</em>
<a class="jxr_linenumber" name="687" href="#687">687</a> <em class="jxr_javadoccomment"> * builder with their matching values from the resolver.</em>
<a class="jxr_linenumber" name="688" href="#688">688</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="689" href="#689">689</a> <em class="jxr_javadoccomment"> * Only the specified portion of the builder will be processed.</em>
<a class="jxr_linenumber" name="690" href="#690">690</a> <em class="jxr_javadoccomment"> * The rest of the builder is not processed, but it is not deleted.</em>
<a class="jxr_linenumber" name="691" href="#691">691</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="692" href="#692">692</a> <em class="jxr_javadoccomment"> * @param source the builder to replace in, null returns zero</em>
<a class="jxr_linenumber" name="693" href="#693">693</a> <em class="jxr_javadoccomment"> * @param offset the start offset within the array, must be valid</em>
<a class="jxr_linenumber" name="694" href="#694">694</a> <em class="jxr_javadoccomment"> * @param length the length within the builder to be processed, must be valid</em>
<a class="jxr_linenumber" name="695" href="#695">695</a> <em class="jxr_javadoccomment"> * @return true if altered</em>
<a class="jxr_linenumber" name="696" href="#696">696</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="697" href="#697">697</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> replaceIn(StringBuilder source, <strong class="jxr_keyword">int</strong> offset, <strong class="jxr_keyword">int</strong> length) {
<a class="jxr_linenumber" name="698" href="#698">698</a> <strong class="jxr_keyword">return</strong> replaceIn(<strong class="jxr_keyword">null</strong>, source, offset, length);
<a class="jxr_linenumber" name="699" href="#699">699</a> }
<a class="jxr_linenumber" name="700" href="#700">700</a>
<a class="jxr_linenumber" name="701" href="#701">701</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="702" href="#702">702</a> <em class="jxr_javadoccomment"> * Replaces all the occurrences of variables within the given source</em>
<a class="jxr_linenumber" name="703" href="#703">703</a> <em class="jxr_javadoccomment"> * builder with their matching values from the resolver.</em>
<a class="jxr_linenumber" name="704" href="#704">704</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="705" href="#705">705</a> <em class="jxr_javadoccomment"> * Only the specified portion of the builder will be processed.</em>
<a class="jxr_linenumber" name="706" href="#706">706</a> <em class="jxr_javadoccomment"> * The rest of the builder is not processed, but it is not deleted.</em>
<a class="jxr_linenumber" name="707" href="#707">707</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="708" href="#708">708</a> <em class="jxr_javadoccomment"> * @param event the current LogEvent, if one is present.</em>
<a class="jxr_linenumber" name="709" href="#709">709</a> <em class="jxr_javadoccomment"> * @param source the builder to replace in, null returns zero</em>
<a class="jxr_linenumber" name="710" href="#710">710</a> <em class="jxr_javadoccomment"> * @param offset the start offset within the array, must be valid</em>
<a class="jxr_linenumber" name="711" href="#711">711</a> <em class="jxr_javadoccomment"> * @param length the length within the builder to be processed, must be valid</em>
<a class="jxr_linenumber" name="712" href="#712">712</a> <em class="jxr_javadoccomment"> * @return true if altered</em>
<a class="jxr_linenumber" name="713" href="#713">713</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="714" href="#714">714</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> replaceIn(<a href="../../../../../../org/apache/logging/log4j/core/LogEvent.html">LogEvent</a> event, StringBuilder source, <strong class="jxr_keyword">int</strong> offset, <strong class="jxr_keyword">int</strong> length) {
<a class="jxr_linenumber" name="715" href="#715">715</a> <strong class="jxr_keyword">if</strong> (source == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="716" href="#716">716</a> <strong class="jxr_keyword">return</strong> false;
<a class="jxr_linenumber" name="717" href="#717">717</a> }
<a class="jxr_linenumber" name="718" href="#718">718</a> <strong class="jxr_keyword">return</strong> substitute(event, source, offset, length);
<a class="jxr_linenumber" name="719" href="#719">719</a> }
<a class="jxr_linenumber" name="720" href="#720">720</a>
<a class="jxr_linenumber" name="721" href="#721">721</a> <em class="jxr_comment">//-----------------------------------------------------------------------</em>
<a class="jxr_linenumber" name="722" href="#722">722</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="723" href="#723">723</a> <em class="jxr_javadoccomment"> * Internal method that substitutes the variables.</em>
<a class="jxr_linenumber" name="724" href="#724">724</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="725" href="#725">725</a> <em class="jxr_javadoccomment"> * Most users of this class do not need to call this method. This method will</em>
<a class="jxr_linenumber" name="726" href="#726">726</a> <em class="jxr_javadoccomment"> * be called automatically by another (public) method.</em>
<a class="jxr_linenumber" name="727" href="#727">727</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="728" href="#728">728</a> <em class="jxr_javadoccomment"> * Writers of subclasses can override this method if they need access to</em>
<a class="jxr_linenumber" name="729" href="#729">729</a> <em class="jxr_javadoccomment"> * the substitution process at the start or end.</em>
<a class="jxr_linenumber" name="730" href="#730">730</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="731" href="#731">731</a> <em class="jxr_javadoccomment"> * @param event The current LogEvent, if there is one.</em>
<a class="jxr_linenumber" name="732" href="#732">732</a> <em class="jxr_javadoccomment"> * @param buf the string builder to substitute into, not null</em>
<a class="jxr_linenumber" name="733" href="#733">733</a> <em class="jxr_javadoccomment"> * @param offset the start offset within the builder, must be valid</em>
<a class="jxr_linenumber" name="734" href="#734">734</a> <em class="jxr_javadoccomment"> * @param length the length within the builder to be processed, must be valid</em>
<a class="jxr_linenumber" name="735" href="#735">735</a> <em class="jxr_javadoccomment"> * @return true if altered</em>
<a class="jxr_linenumber" name="736" href="#736">736</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="737" href="#737">737</a> <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">boolean</strong> substitute(<a href="../../../../../../org/apache/logging/log4j/core/LogEvent.html">LogEvent</a> event, StringBuilder buf, <strong class="jxr_keyword">int</strong> offset, <strong class="jxr_keyword">int</strong> length) {
<a class="jxr_linenumber" name="738" href="#738">738</a> <strong class="jxr_keyword">return</strong> substitute(event, buf, offset, length, <strong class="jxr_keyword">null</strong>) &gt; 0;
<a class="jxr_linenumber" name="739" href="#739">739</a> }
<a class="jxr_linenumber" name="740" href="#740">740</a>
<a class="jxr_linenumber" name="741" href="#741">741</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="742" href="#742">742</a> <em class="jxr_javadoccomment"> * Recursive handler for multiple levels of interpolation. This is the main</em>
<a class="jxr_linenumber" name="743" href="#743">743</a> <em class="jxr_javadoccomment"> * interpolation method, which resolves the values of all variable references</em>
<a class="jxr_linenumber" name="744" href="#744">744</a> <em class="jxr_javadoccomment"> * contained in the passed in text.</em>
<a class="jxr_linenumber" name="745" href="#745">745</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="746" href="#746">746</a> <em class="jxr_javadoccomment"> * @param event The current LogEvent, if there is one.</em>
<a class="jxr_linenumber" name="747" href="#747">747</a> <em class="jxr_javadoccomment"> * @param buf the string builder to substitute into, not null</em>
<a class="jxr_linenumber" name="748" href="#748">748</a> <em class="jxr_javadoccomment"> * @param offset the start offset within the builder, must be valid</em>
<a class="jxr_linenumber" name="749" href="#749">749</a> <em class="jxr_javadoccomment"> * @param length the length within the builder to be processed, must be valid</em>
<a class="jxr_linenumber" name="750" href="#750">750</a> <em class="jxr_javadoccomment"> * @param priorVariables the stack keeping track of the replaced variables, may be null</em>
<a class="jxr_linenumber" name="751" href="#751">751</a> <em class="jxr_javadoccomment"> * @return the length change that occurs, unless priorVariables is null when the int</em>
<a class="jxr_linenumber" name="752" href="#752">752</a> <em class="jxr_javadoccomment"> * represents a boolean flag as to whether any change occurred.</em>
<a class="jxr_linenumber" name="753" href="#753">753</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="754" href="#754">754</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">int</strong> substitute(<a href="../../../../../../org/apache/logging/log4j/core/LogEvent.html">LogEvent</a> event, StringBuilder buf, <strong class="jxr_keyword">int</strong> offset, <strong class="jxr_keyword">int</strong> length, List&lt;String&gt; priorVariables) {
<a class="jxr_linenumber" name="755" href="#755">755</a> <a href="../../../../../../org/apache/logging/log4j/core/lookup/StrMatcher.html">StrMatcher</a> prefixMatcher = getVariablePrefixMatcher();
<a class="jxr_linenumber" name="756" href="#756">756</a> <a href="../../../../../../org/apache/logging/log4j/core/lookup/StrMatcher.html">StrMatcher</a> suffixMatcher = getVariableSuffixMatcher();
<a class="jxr_linenumber" name="757" href="#757">757</a> <strong class="jxr_keyword">char</strong> escape = getEscapeChar();
<a class="jxr_linenumber" name="758" href="#758">758</a>
<a class="jxr_linenumber" name="759" href="#759">759</a> <strong class="jxr_keyword">boolean</strong> top = (priorVariables == <strong class="jxr_keyword">null</strong>);
<a class="jxr_linenumber" name="760" href="#760">760</a> <strong class="jxr_keyword">boolean</strong> altered = false;
<a class="jxr_linenumber" name="761" href="#761">761</a> <strong class="jxr_keyword">int</strong> lengthChange = 0;
<a class="jxr_linenumber" name="762" href="#762">762</a> <strong class="jxr_keyword">char</strong>[] chars = getChars(buf);
<a class="jxr_linenumber" name="763" href="#763">763</a> <strong class="jxr_keyword">int</strong> bufEnd = offset + length;
<a class="jxr_linenumber" name="764" href="#764">764</a> <strong class="jxr_keyword">int</strong> pos = offset;
<a class="jxr_linenumber" name="765" href="#765">765</a> <strong class="jxr_keyword">while</strong> (pos &lt; bufEnd) {
<a class="jxr_linenumber" name="766" href="#766">766</a> <strong class="jxr_keyword">int</strong> startMatchLen = prefixMatcher.isMatch(chars, pos, offset,
<a class="jxr_linenumber" name="767" href="#767">767</a> bufEnd);
<a class="jxr_linenumber" name="768" href="#768">768</a> <strong class="jxr_keyword">if</strong> (startMatchLen == 0) {
<a class="jxr_linenumber" name="769" href="#769">769</a> pos++;
<a class="jxr_linenumber" name="770" href="#770">770</a> } <strong class="jxr_keyword">else</strong> {
<a class="jxr_linenumber" name="771" href="#771">771</a> <em class="jxr_comment">// found variable start marker</em>
<a class="jxr_linenumber" name="772" href="#772">772</a> <strong class="jxr_keyword">if</strong> (pos &gt; offset &amp;&amp; chars[pos - 1] == escape) {
<a class="jxr_linenumber" name="773" href="#773">773</a> <em class="jxr_comment">// escaped</em>
<a class="jxr_linenumber" name="774" href="#774">774</a> buf.deleteCharAt(pos - 1);
<a class="jxr_linenumber" name="775" href="#775">775</a> chars = getChars(buf);
<a class="jxr_linenumber" name="776" href="#776">776</a> lengthChange--;
<a class="jxr_linenumber" name="777" href="#777">777</a> altered = <strong class="jxr_keyword">true</strong>;
<a class="jxr_linenumber" name="778" href="#778">778</a> bufEnd--;
<a class="jxr_linenumber" name="779" href="#779">779</a> } <strong class="jxr_keyword">else</strong> {
<a class="jxr_linenumber" name="780" href="#780">780</a> <em class="jxr_comment">// find suffix</em>
<a class="jxr_linenumber" name="781" href="#781">781</a> <strong class="jxr_keyword">int</strong> startPos = pos;
<a class="jxr_linenumber" name="782" href="#782">782</a> pos += startMatchLen;
<a class="jxr_linenumber" name="783" href="#783">783</a> <strong class="jxr_keyword">int</strong> endMatchLen = 0;
<a class="jxr_linenumber" name="784" href="#784">784</a> <strong class="jxr_keyword">int</strong> nestedVarCount = 0;
<a class="jxr_linenumber" name="785" href="#785">785</a> <strong class="jxr_keyword">while</strong> (pos &lt; bufEnd) {
<a class="jxr_linenumber" name="786" href="#786">786</a> <strong class="jxr_keyword">if</strong> (isEnableSubstitutionInVariables()
<a class="jxr_linenumber" name="787" href="#787">787</a> &amp;&amp; (endMatchLen = prefixMatcher.isMatch(chars,
<a class="jxr_linenumber" name="788" href="#788">788</a> pos, offset, bufEnd)) != 0) {
<a class="jxr_linenumber" name="789" href="#789">789</a> <em class="jxr_comment">// found a nested variable start</em>
<a class="jxr_linenumber" name="790" href="#790">790</a> nestedVarCount++;
<a class="jxr_linenumber" name="791" href="#791">791</a> pos += endMatchLen;
<a class="jxr_linenumber" name="792" href="#792">792</a> <strong class="jxr_keyword">continue</strong>;
<a class="jxr_linenumber" name="793" href="#793">793</a> }
<a class="jxr_linenumber" name="794" href="#794">794</a>
<a class="jxr_linenumber" name="795" href="#795">795</a> endMatchLen = suffixMatcher.isMatch(chars, pos, offset,
<a class="jxr_linenumber" name="796" href="#796">796</a> bufEnd);
<a class="jxr_linenumber" name="797" href="#797">797</a> <strong class="jxr_keyword">if</strong> (endMatchLen == 0) {
<a class="jxr_linenumber" name="798" href="#798">798</a> pos++;
<a class="jxr_linenumber" name="799" href="#799">799</a> } <strong class="jxr_keyword">else</strong> {
<a class="jxr_linenumber" name="800" href="#800">800</a> <em class="jxr_comment">// found variable end marker</em>
<a class="jxr_linenumber" name="801" href="#801">801</a> <strong class="jxr_keyword">if</strong> (nestedVarCount == 0) {
<a class="jxr_linenumber" name="802" href="#802">802</a> String varName = <strong class="jxr_keyword">new</strong> String(chars, startPos
<a class="jxr_linenumber" name="803" href="#803">803</a> + startMatchLen, pos - startPos
<a class="jxr_linenumber" name="804" href="#804">804</a> - startMatchLen);
<a class="jxr_linenumber" name="805" href="#805">805</a> <strong class="jxr_keyword">if</strong> (isEnableSubstitutionInVariables()) {
<a class="jxr_linenumber" name="806" href="#806">806</a> StringBuilder bufName = <strong class="jxr_keyword">new</strong> StringBuilder(varName);
<a class="jxr_linenumber" name="807" href="#807">807</a> substitute(event, bufName, 0, bufName.length());
<a class="jxr_linenumber" name="808" href="#808">808</a> varName = bufName.toString();
<a class="jxr_linenumber" name="809" href="#809">809</a> }
<a class="jxr_linenumber" name="810" href="#810">810</a> pos += endMatchLen;
<a class="jxr_linenumber" name="811" href="#811">811</a> <strong class="jxr_keyword">int</strong> endPos = pos;
<a class="jxr_linenumber" name="812" href="#812">812</a>
<a class="jxr_linenumber" name="813" href="#813">813</a> <em class="jxr_comment">// on the first call initialize priorVariables</em>
<a class="jxr_linenumber" name="814" href="#814">814</a> <strong class="jxr_keyword">if</strong> (priorVariables == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="815" href="#815">815</a> priorVariables = <strong class="jxr_keyword">new</strong> ArrayList&lt;String&gt;();
<a class="jxr_linenumber" name="816" href="#816">816</a> priorVariables.add(<strong class="jxr_keyword">new</strong> String(chars,
<a class="jxr_linenumber" name="817" href="#817">817</a> offset, length));
<a class="jxr_linenumber" name="818" href="#818">818</a> }
<a class="jxr_linenumber" name="819" href="#819">819</a>
<a class="jxr_linenumber" name="820" href="#820">820</a> <em class="jxr_comment">// handle cyclic substitution</em>
<a class="jxr_linenumber" name="821" href="#821">821</a> checkCyclicSubstitution(varName, priorVariables);
<a class="jxr_linenumber" name="822" href="#822">822</a> priorVariables.add(varName);
<a class="jxr_linenumber" name="823" href="#823">823</a>
<a class="jxr_linenumber" name="824" href="#824">824</a> <em class="jxr_comment">// resolve the variable</em>
<a class="jxr_linenumber" name="825" href="#825">825</a> String varValue = resolveVariable(event, varName, buf,
<a class="jxr_linenumber" name="826" href="#826">826</a> startPos, endPos);
<a class="jxr_linenumber" name="827" href="#827">827</a> <strong class="jxr_keyword">if</strong> (varValue != <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="828" href="#828">828</a> <em class="jxr_comment">// recursive replace</em>
<a class="jxr_linenumber" name="829" href="#829">829</a> <strong class="jxr_keyword">int</strong> varLen = varValue.length();
<a class="jxr_linenumber" name="830" href="#830">830</a> buf.replace(startPos, endPos, varValue);
<a class="jxr_linenumber" name="831" href="#831">831</a> altered = <strong class="jxr_keyword">true</strong>;
<a class="jxr_linenumber" name="832" href="#832">832</a> <strong class="jxr_keyword">int</strong> change = substitute(event, buf, startPos,
<a class="jxr_linenumber" name="833" href="#833">833</a> varLen, priorVariables);
<a class="jxr_linenumber" name="834" href="#834">834</a> change = change
<a class="jxr_linenumber" name="835" href="#835">835</a> + (varLen - (endPos - startPos));
<a class="jxr_linenumber" name="836" href="#836">836</a> pos += change;
<a class="jxr_linenumber" name="837" href="#837">837</a> bufEnd += change;
<a class="jxr_linenumber" name="838" href="#838">838</a> lengthChange += change;
<a class="jxr_linenumber" name="839" href="#839">839</a> chars = getChars(buf); <em class="jxr_comment">// in case buffer was</em>
<a class="jxr_linenumber" name="840" href="#840">840</a> <em class="jxr_comment">// altered</em>
<a class="jxr_linenumber" name="841" href="#841">841</a> }
<a class="jxr_linenumber" name="842" href="#842">842</a>
<a class="jxr_linenumber" name="843" href="#843">843</a> <em class="jxr_comment">// remove variable from the cyclic stack</em>
<a class="jxr_linenumber" name="844" href="#844">844</a> priorVariables
<a class="jxr_linenumber" name="845" href="#845">845</a> .remove(priorVariables.size() - 1);
<a class="jxr_linenumber" name="846" href="#846">846</a> <strong class="jxr_keyword">break</strong>;
<a class="jxr_linenumber" name="847" href="#847">847</a> } <strong class="jxr_keyword">else</strong> {
<a class="jxr_linenumber" name="848" href="#848">848</a> nestedVarCount--;
<a class="jxr_linenumber" name="849" href="#849">849</a> pos += endMatchLen;
<a class="jxr_linenumber" name="850" href="#850">850</a> }
<a class="jxr_linenumber" name="851" href="#851">851</a> }
<a class="jxr_linenumber" name="852" href="#852">852</a> }
<a class="jxr_linenumber" name="853" href="#853">853</a> }
<a class="jxr_linenumber" name="854" href="#854">854</a> }
<a class="jxr_linenumber" name="855" href="#855">855</a> }
<a class="jxr_linenumber" name="856" href="#856">856</a> <strong class="jxr_keyword">if</strong> (top) {
<a class="jxr_linenumber" name="857" href="#857">857</a> <strong class="jxr_keyword">return</strong> (altered ? 1 : 0);
<a class="jxr_linenumber" name="858" href="#858">858</a> }
<a class="jxr_linenumber" name="859" href="#859">859</a> <strong class="jxr_keyword">return</strong> lengthChange;
<a class="jxr_linenumber" name="860" href="#860">860</a> }
<a class="jxr_linenumber" name="861" href="#861">861</a>
<a class="jxr_linenumber" name="862" href="#862">862</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="863" href="#863">863</a> <em class="jxr_javadoccomment"> * Checks if the specified variable is already in the stack (list) of variables.</em>
<a class="jxr_linenumber" name="864" href="#864">864</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="865" href="#865">865</a> <em class="jxr_javadoccomment"> * @param varName the variable name to check</em>
<a class="jxr_linenumber" name="866" href="#866">866</a> <em class="jxr_javadoccomment"> * @param priorVariables the list of prior variables</em>
<a class="jxr_linenumber" name="867" href="#867">867</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="868" href="#868">868</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> checkCyclicSubstitution(String varName, List&lt;String&gt; priorVariables) {
<a class="jxr_linenumber" name="869" href="#869">869</a> <strong class="jxr_keyword">if</strong> (!priorVariables.contains(varName)) {
<a class="jxr_linenumber" name="870" href="#870">870</a> <strong class="jxr_keyword">return</strong>;
<a class="jxr_linenumber" name="871" href="#871">871</a> }
<a class="jxr_linenumber" name="872" href="#872">872</a> StringBuilder buf = <strong class="jxr_keyword">new</strong> StringBuilder(BUF_SIZE);
<a class="jxr_linenumber" name="873" href="#873">873</a> buf.append(<span class="jxr_string">"Infinite loop in property interpolation of "</span>);
<a class="jxr_linenumber" name="874" href="#874">874</a> buf.append(priorVariables.remove(0));
<a class="jxr_linenumber" name="875" href="#875">875</a> buf.append(<span class="jxr_string">": "</span>);
<a class="jxr_linenumber" name="876" href="#876">876</a> appendWithSeparators(buf, priorVariables, <span class="jxr_string">"-&gt;"</span>);
<a class="jxr_linenumber" name="877" href="#877">877</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalStateException(buf.toString());
<a class="jxr_linenumber" name="878" href="#878">878</a> }
<a class="jxr_linenumber" name="879" href="#879">879</a>
<a class="jxr_linenumber" name="880" href="#880">880</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="881" href="#881">881</a> <em class="jxr_javadoccomment"> * Internal method that resolves the value of a variable.</em>
<a class="jxr_linenumber" name="882" href="#882">882</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="883" href="#883">883</a> <em class="jxr_javadoccomment"> * Most users of this class do not need to call this method. This method is</em>
<a class="jxr_linenumber" name="884" href="#884">884</a> <em class="jxr_javadoccomment"> * called automatically by the substitution process.</em>
<a class="jxr_linenumber" name="885" href="#885">885</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="886" href="#886">886</a> <em class="jxr_javadoccomment"> * Writers of subclasses can override this method if they need to alter</em>
<a class="jxr_linenumber" name="887" href="#887">887</a> <em class="jxr_javadoccomment"> * how each substitution occurs. The method is passed the variable's name</em>
<a class="jxr_linenumber" name="888" href="#888">888</a> <em class="jxr_javadoccomment"> * and must return the corresponding value. This implementation uses the</em>
<a class="jxr_linenumber" name="889" href="#889">889</a> <em class="jxr_javadoccomment"> * {@link #getVariableResolver()} with the variable's name as the key.</em>
<a class="jxr_linenumber" name="890" href="#890">890</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="891" href="#891">891</a> <em class="jxr_javadoccomment"> * @param event The LogEvent, if there is one.</em>
<a class="jxr_linenumber" name="892" href="#892">892</a> <em class="jxr_javadoccomment"> * @param variableName the name of the variable, not null</em>
<a class="jxr_linenumber" name="893" href="#893">893</a> <em class="jxr_javadoccomment"> * @param buf the buffer where the substitution is occurring, not null</em>
<a class="jxr_linenumber" name="894" href="#894">894</a> <em class="jxr_javadoccomment"> * @param startPos the start position of the variable including the prefix, valid</em>
<a class="jxr_linenumber" name="895" href="#895">895</a> <em class="jxr_javadoccomment"> * @param endPos the end position of the variable including the suffix, valid</em>
<a class="jxr_linenumber" name="896" href="#896">896</a> <em class="jxr_javadoccomment"> * @return the variable's value or &lt;b&gt;null&lt;/b&gt; if the variable is unknown</em>
<a class="jxr_linenumber" name="897" href="#897">897</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="898" href="#898">898</a> <strong class="jxr_keyword">protected</strong> String resolveVariable(<a href="../../../../../../org/apache/logging/log4j/core/LogEvent.html">LogEvent</a> event, String variableName, StringBuilder buf, <strong class="jxr_keyword">int</strong> startPos,
<a class="jxr_linenumber" name="899" href="#899">899</a> <strong class="jxr_keyword">int</strong> endPos) {
<a class="jxr_linenumber" name="900" href="#900">900</a> StrLookup&lt;?&gt; resolver = getVariableResolver();
<a class="jxr_linenumber" name="901" href="#901">901</a> <strong class="jxr_keyword">if</strong> (resolver == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="902" href="#902">902</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>;
<a class="jxr_linenumber" name="903" href="#903">903</a> }
<a class="jxr_linenumber" name="904" href="#904">904</a> <strong class="jxr_keyword">return</strong> resolver.lookup(event, variableName);
<a class="jxr_linenumber" name="905" href="#905">905</a> }
<a class="jxr_linenumber" name="906" href="#906">906</a>
<a class="jxr_linenumber" name="907" href="#907">907</a> <em class="jxr_comment">// Escape</em>
<a class="jxr_linenumber" name="908" href="#908">908</a> <em class="jxr_comment">//-----------------------------------------------------------------------</em>
<a class="jxr_linenumber" name="909" href="#909">909</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="910" href="#910">910</a> <em class="jxr_javadoccomment"> * Returns the escape character.</em>
<a class="jxr_linenumber" name="911" href="#911">911</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="912" href="#912">912</a> <em class="jxr_javadoccomment"> * @return the character used for escaping variable references</em>
<a class="jxr_linenumber" name="913" href="#913">913</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="914" href="#914">914</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">char</strong> getEscapeChar() {
<a class="jxr_linenumber" name="915" href="#915">915</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">this</strong>.escapeChar;
<a class="jxr_linenumber" name="916" href="#916">916</a> }
<a class="jxr_linenumber" name="917" href="#917">917</a>
<a class="jxr_linenumber" name="918" href="#918">918</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="919" href="#919">919</a> <em class="jxr_javadoccomment"> * Sets the escape character.</em>
<a class="jxr_linenumber" name="920" href="#920">920</a> <em class="jxr_javadoccomment"> * If this character is placed before a variable reference in the source</em>
<a class="jxr_linenumber" name="921" href="#921">921</a> <em class="jxr_javadoccomment"> * text, this variable will be ignored.</em>
<a class="jxr_linenumber" name="922" href="#922">922</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="923" href="#923">923</a> <em class="jxr_javadoccomment"> * @param escapeCharacter the escape character (0 for disabling escaping)</em>
<a class="jxr_linenumber" name="924" href="#924">924</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="925" href="#925">925</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setEscapeChar(<strong class="jxr_keyword">char</strong> escapeCharacter) {
<a class="jxr_linenumber" name="926" href="#926">926</a> <strong class="jxr_keyword">this</strong>.escapeChar = escapeCharacter;
<a class="jxr_linenumber" name="927" href="#927">927</a> }
<a class="jxr_linenumber" name="928" href="#928">928</a>
<a class="jxr_linenumber" name="929" href="#929">929</a> <em class="jxr_comment">// Prefix</em>
<a class="jxr_linenumber" name="930" href="#930">930</a> <em class="jxr_comment">//-----------------------------------------------------------------------</em>
<a class="jxr_linenumber" name="931" href="#931">931</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="932" href="#932">932</a> <em class="jxr_javadoccomment"> * Gets the variable prefix matcher currently in use.</em>
<a class="jxr_linenumber" name="933" href="#933">933</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="934" href="#934">934</a> <em class="jxr_javadoccomment"> * The variable prefix is the characer or characters that identify the</em>
<a class="jxr_linenumber" name="935" href="#935">935</a> <em class="jxr_javadoccomment"> * start of a variable. This prefix is expressed in terms of a matcher</em>
<a class="jxr_linenumber" name="936" href="#936">936</a> <em class="jxr_javadoccomment"> * allowing advanced prefix matches.</em>
<a class="jxr_linenumber" name="937" href="#937">937</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="938" href="#938">938</a> <em class="jxr_javadoccomment"> * @return the prefix matcher in use</em>
<a class="jxr_linenumber" name="939" href="#939">939</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="940" href="#940">940</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../../org/apache/logging/log4j/core/lookup/StrMatcher.html">StrMatcher</a> getVariablePrefixMatcher() {
<a class="jxr_linenumber" name="941" href="#941">941</a> <strong class="jxr_keyword">return</strong> prefixMatcher;
<a class="jxr_linenumber" name="942" href="#942">942</a> }
<a class="jxr_linenumber" name="943" href="#943">943</a>
<a class="jxr_linenumber" name="944" href="#944">944</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="945" href="#945">945</a> <em class="jxr_javadoccomment"> * Sets the variable prefix matcher currently in use.</em>
<a class="jxr_linenumber" name="946" href="#946">946</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="947" href="#947">947</a> <em class="jxr_javadoccomment"> * The variable prefix is the characer or characters that identify the</em>
<a class="jxr_linenumber" name="948" href="#948">948</a> <em class="jxr_javadoccomment"> * start of a variable. This prefix is expressed in terms of a matcher</em>
<a class="jxr_linenumber" name="949" href="#949">949</a> <em class="jxr_javadoccomment"> * allowing advanced prefix matches.</em>
<a class="jxr_linenumber" name="950" href="#950">950</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="951" href="#951">951</a> <em class="jxr_javadoccomment"> * @param prefixMatcher the prefix matcher to use, null ignored</em>
<a class="jxr_linenumber" name="952" href="#952">952</a> <em class="jxr_javadoccomment"> * @return this, to enable chaining</em>
<a class="jxr_linenumber" name="953" href="#953">953</a> <em class="jxr_javadoccomment"> * @throws IllegalArgumentException if the prefix matcher is null</em>
<a class="jxr_linenumber" name="954" href="#954">954</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="955" href="#955">955</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../../org/apache/logging/log4j/core/lookup/StrSubstitutor.html">StrSubstitutor</a> setVariablePrefixMatcher(<a href="../../../../../../org/apache/logging/log4j/core/lookup/StrMatcher.html">StrMatcher</a> prefixMatcher) {
<a class="jxr_linenumber" name="956" href="#956">956</a> <strong class="jxr_keyword">if</strong> (prefixMatcher == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="957" href="#957">957</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalArgumentException(<span class="jxr_string">"Variable prefix matcher must not be null!"</span>);
<a class="jxr_linenumber" name="958" href="#958">958</a> }
<a class="jxr_linenumber" name="959" href="#959">959</a> <strong class="jxr_keyword">this</strong>.prefixMatcher = prefixMatcher;
<a class="jxr_linenumber" name="960" href="#960">960</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">this</strong>;
<a class="jxr_linenumber" name="961" href="#961">961</a> }
<a class="jxr_linenumber" name="962" href="#962">962</a>
<a class="jxr_linenumber" name="963" href="#963">963</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="964" href="#964">964</a> <em class="jxr_javadoccomment"> * Sets the variable prefix to use.</em>
<a class="jxr_linenumber" name="965" href="#965">965</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="966" href="#966">966</a> <em class="jxr_javadoccomment"> * The variable prefix is the character or characters that identify the</em>
<a class="jxr_linenumber" name="967" href="#967">967</a> <em class="jxr_javadoccomment"> * start of a variable. This method allows a single character prefix to</em>
<a class="jxr_linenumber" name="968" href="#968">968</a> <em class="jxr_javadoccomment"> * be easily set.</em>
<a class="jxr_linenumber" name="969" href="#969">969</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="970" href="#970">970</a> <em class="jxr_javadoccomment"> * @param prefix the prefix character to use</em>
<a class="jxr_linenumber" name="971" href="#971">971</a> <em class="jxr_javadoccomment"> * @return this, to enable chaining</em>
<a class="jxr_linenumber" name="972" href="#972">972</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="973" href="#973">973</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../../org/apache/logging/log4j/core/lookup/StrSubstitutor.html">StrSubstitutor</a> setVariablePrefix(<strong class="jxr_keyword">char</strong> prefix) {
<a class="jxr_linenumber" name="974" href="#974">974</a> <strong class="jxr_keyword">return</strong> setVariablePrefixMatcher(StrMatcher.charMatcher(prefix));
<a class="jxr_linenumber" name="975" href="#975">975</a> }
<a class="jxr_linenumber" name="976" href="#976">976</a>
<a class="jxr_linenumber" name="977" href="#977">977</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="978" href="#978">978</a> <em class="jxr_javadoccomment"> * Sets the variable prefix to use.</em>
<a class="jxr_linenumber" name="979" href="#979">979</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="980" href="#980">980</a> <em class="jxr_javadoccomment"> * The variable prefix is the characer or characters that identify the</em>
<a class="jxr_linenumber" name="981" href="#981">981</a> <em class="jxr_javadoccomment"> * start of a variable. This method allows a string prefix to be easily set.</em>
<a class="jxr_linenumber" name="982" href="#982">982</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="983" href="#983">983</a> <em class="jxr_javadoccomment"> * @param prefix the prefix for variables, not null</em>
<a class="jxr_linenumber" name="984" href="#984">984</a> <em class="jxr_javadoccomment"> * @return this, to enable chaining</em>
<a class="jxr_linenumber" name="985" href="#985">985</a> <em class="jxr_javadoccomment"> * @throws IllegalArgumentException if the prefix is null</em>
<a class="jxr_linenumber" name="986" href="#986">986</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="987" href="#987">987</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../../org/apache/logging/log4j/core/lookup/StrSubstitutor.html">StrSubstitutor</a> setVariablePrefix(String prefix) {
<a class="jxr_linenumber" name="988" href="#988">988</a> <strong class="jxr_keyword">if</strong> (prefix == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="989" href="#989">989</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalArgumentException(<span class="jxr_string">"Variable prefix must not be null!"</span>);
<a class="jxr_linenumber" name="990" href="#990">990</a> }
<a class="jxr_linenumber" name="991" href="#991">991</a> <strong class="jxr_keyword">return</strong> setVariablePrefixMatcher(StrMatcher.stringMatcher(prefix));
<a class="jxr_linenumber" name="992" href="#992">992</a> }
<a class="jxr_linenumber" name="993" href="#993">993</a>
<a class="jxr_linenumber" name="994" href="#994">994</a> <em class="jxr_comment">// Suffix</em>
<a class="jxr_linenumber" name="995" href="#995">995</a> <em class="jxr_comment">//-----------------------------------------------------------------------</em>
<a class="jxr_linenumber" name="996" href="#996">996</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="997" href="#997">997</a> <em class="jxr_javadoccomment"> * Gets the variable suffix matcher currently in use.</em>
<a class="jxr_linenumber" name="998" href="#998">998</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="999" href="#999">999</a> <em class="jxr_javadoccomment"> * The variable suffix is the characer or characters that identify the</em>
<a class="jxr_linenumber" name="1000" href="#1000">1000</a> <em class="jxr_javadoccomment"> * end of a variable. This suffix is expressed in terms of a matcher</em>
<a class="jxr_linenumber" name="1001" href="#1001">1001</a> <em class="jxr_javadoccomment"> * allowing advanced suffix matches.</em>
<a class="jxr_linenumber" name="1002" href="#1002">1002</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="1003" href="#1003">1003</a> <em class="jxr_javadoccomment"> * @return the suffix matcher in use</em>
<a class="jxr_linenumber" name="1004" href="#1004">1004</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="1005" href="#1005">1005</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../../org/apache/logging/log4j/core/lookup/StrMatcher.html">StrMatcher</a> getVariableSuffixMatcher() {
<a class="jxr_linenumber" name="1006" href="#1006">1006</a> <strong class="jxr_keyword">return</strong> suffixMatcher;
<a class="jxr_linenumber" name="1007" href="#1007">1007</a> }
<a class="jxr_linenumber" name="1008" href="#1008">1008</a>
<a class="jxr_linenumber" name="1009" href="#1009">1009</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="1010" href="#1010">1010</a> <em class="jxr_javadoccomment"> * Sets the variable suffix matcher currently in use.</em>
<a class="jxr_linenumber" name="1011" href="#1011">1011</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="1012" href="#1012">1012</a> <em class="jxr_javadoccomment"> * The variable suffix is the characer or characters that identify the</em>
<a class="jxr_linenumber" name="1013" href="#1013">1013</a> <em class="jxr_javadoccomment"> * end of a variable. This suffix is expressed in terms of a matcher</em>
<a class="jxr_linenumber" name="1014" href="#1014">1014</a> <em class="jxr_javadoccomment"> * allowing advanced suffix matches.</em>
<a class="jxr_linenumber" name="1015" href="#1015">1015</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="1016" href="#1016">1016</a> <em class="jxr_javadoccomment"> * @param suffixMatcher the suffix matcher to use, null ignored</em>
<a class="jxr_linenumber" name="1017" href="#1017">1017</a> <em class="jxr_javadoccomment"> * @return this, to enable chaining</em>
<a class="jxr_linenumber" name="1018" href="#1018">1018</a> <em class="jxr_javadoccomment"> * @throws IllegalArgumentException if the suffix matcher is null</em>
<a class="jxr_linenumber" name="1019" href="#1019">1019</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="1020" href="#1020">1020</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../../org/apache/logging/log4j/core/lookup/StrSubstitutor.html">StrSubstitutor</a> setVariableSuffixMatcher(<a href="../../../../../../org/apache/logging/log4j/core/lookup/StrMatcher.html">StrMatcher</a> suffixMatcher) {
<a class="jxr_linenumber" name="1021" href="#1021">1021</a> <strong class="jxr_keyword">if</strong> (suffixMatcher == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="1022" href="#1022">1022</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalArgumentException(<span class="jxr_string">"Variable suffix matcher must not be null!"</span>);
<a class="jxr_linenumber" name="1023" href="#1023">1023</a> }
<a class="jxr_linenumber" name="1024" href="#1024">1024</a> <strong class="jxr_keyword">this</strong>.suffixMatcher = suffixMatcher;
<a class="jxr_linenumber" name="1025" href="#1025">1025</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">this</strong>;
<a class="jxr_linenumber" name="1026" href="#1026">1026</a> }
<a class="jxr_linenumber" name="1027" href="#1027">1027</a>
<a class="jxr_linenumber" name="1028" href="#1028">1028</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="1029" href="#1029">1029</a> <em class="jxr_javadoccomment"> * Sets the variable suffix to use.</em>
<a class="jxr_linenumber" name="1030" href="#1030">1030</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="1031" href="#1031">1031</a> <em class="jxr_javadoccomment"> * The variable suffix is the characer or characters that identify the</em>
<a class="jxr_linenumber" name="1032" href="#1032">1032</a> <em class="jxr_javadoccomment"> * end of a variable. This method allows a single character suffix to</em>
<a class="jxr_linenumber" name="1033" href="#1033">1033</a> <em class="jxr_javadoccomment"> * be easily set.</em>
<a class="jxr_linenumber" name="1034" href="#1034">1034</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="1035" href="#1035">1035</a> <em class="jxr_javadoccomment"> * @param suffix the suffix character to use</em>
<a class="jxr_linenumber" name="1036" href="#1036">1036</a> <em class="jxr_javadoccomment"> * @return this, to enable chaining</em>
<a class="jxr_linenumber" name="1037" href="#1037">1037</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="1038" href="#1038">1038</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../../org/apache/logging/log4j/core/lookup/StrSubstitutor.html">StrSubstitutor</a> setVariableSuffix(<strong class="jxr_keyword">char</strong> suffix) {
<a class="jxr_linenumber" name="1039" href="#1039">1039</a> <strong class="jxr_keyword">return</strong> setVariableSuffixMatcher(StrMatcher.charMatcher(suffix));
<a class="jxr_linenumber" name="1040" href="#1040">1040</a> }
<a class="jxr_linenumber" name="1041" href="#1041">1041</a>
<a class="jxr_linenumber" name="1042" href="#1042">1042</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="1043" href="#1043">1043</a> <em class="jxr_javadoccomment"> * Sets the variable suffix to use.</em>
<a class="jxr_linenumber" name="1044" href="#1044">1044</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="1045" href="#1045">1045</a> <em class="jxr_javadoccomment"> * The variable suffix is the character or characters that identify the</em>
<a class="jxr_linenumber" name="1046" href="#1046">1046</a> <em class="jxr_javadoccomment"> * end of a variable. This method allows a string suffix to be easily set.</em>
<a class="jxr_linenumber" name="1047" href="#1047">1047</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="1048" href="#1048">1048</a> <em class="jxr_javadoccomment"> * @param suffix the suffix for variables, not null</em>
<a class="jxr_linenumber" name="1049" href="#1049">1049</a> <em class="jxr_javadoccomment"> * @return this, to enable chaining</em>
<a class="jxr_linenumber" name="1050" href="#1050">1050</a> <em class="jxr_javadoccomment"> * @throws IllegalArgumentException if the suffix is null</em>
<a class="jxr_linenumber" name="1051" href="#1051">1051</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="1052" href="#1052">1052</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../../org/apache/logging/log4j/core/lookup/StrSubstitutor.html">StrSubstitutor</a> setVariableSuffix(String suffix) {
<a class="jxr_linenumber" name="1053" href="#1053">1053</a> <strong class="jxr_keyword">if</strong> (suffix == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="1054" href="#1054">1054</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalArgumentException(<span class="jxr_string">"Variable suffix must not be null!"</span>);
<a class="jxr_linenumber" name="1055" href="#1055">1055</a> }
<a class="jxr_linenumber" name="1056" href="#1056">1056</a> <strong class="jxr_keyword">return</strong> setVariableSuffixMatcher(StrMatcher.stringMatcher(suffix));
<a class="jxr_linenumber" name="1057" href="#1057">1057</a> }
<a class="jxr_linenumber" name="1058" href="#1058">1058</a>
<a class="jxr_linenumber" name="1059" href="#1059">1059</a> <em class="jxr_comment">// Resolver</em>
<a class="jxr_linenumber" name="1060" href="#1060">1060</a> <em class="jxr_comment">//-----------------------------------------------------------------------</em>
<a class="jxr_linenumber" name="1061" href="#1061">1061</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="1062" href="#1062">1062</a> <em class="jxr_javadoccomment"> * Gets the VariableResolver that is used to lookup variables.</em>
<a class="jxr_linenumber" name="1063" href="#1063">1063</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="1064" href="#1064">1064</a> <em class="jxr_javadoccomment"> * @return the VariableResolver</em>
<a class="jxr_linenumber" name="1065" href="#1065">1065</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="1066" href="#1066">1066</a> <strong class="jxr_keyword">public</strong> StrLookup&lt;?&gt; getVariableResolver() {
<a class="jxr_linenumber" name="1067" href="#1067">1067</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">this</strong>.variableResolver;
<a class="jxr_linenumber" name="1068" href="#1068">1068</a> }
<a class="jxr_linenumber" name="1069" href="#1069">1069</a>
<a class="jxr_linenumber" name="1070" href="#1070">1070</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="1071" href="#1071">1071</a> <em class="jxr_javadoccomment"> * Sets the VariableResolver that is used to lookup variables.</em>
<a class="jxr_linenumber" name="1072" href="#1072">1072</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="1073" href="#1073">1073</a> <em class="jxr_javadoccomment"> * @param variableResolver the VariableResolver</em>
<a class="jxr_linenumber" name="1074" href="#1074">1074</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="1075" href="#1075">1075</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setVariableResolver(StrLookup&lt;?&gt; variableResolver) {
<a class="jxr_linenumber" name="1076" href="#1076">1076</a> <strong class="jxr_keyword">this</strong>.variableResolver = variableResolver;
<a class="jxr_linenumber" name="1077" href="#1077">1077</a> }
<a class="jxr_linenumber" name="1078" href="#1078">1078</a>
<a class="jxr_linenumber" name="1079" href="#1079">1079</a> <em class="jxr_comment">// Substitution support in variable names</em>
<a class="jxr_linenumber" name="1080" href="#1080">1080</a> <em class="jxr_comment">//-----------------------------------------------------------------------</em>
<a class="jxr_linenumber" name="1081" href="#1081">1081</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="1082" href="#1082">1082</a> <em class="jxr_javadoccomment"> * Returns a flag whether substitution is done in variable names.</em>
<a class="jxr_linenumber" name="1083" href="#1083">1083</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="1084" href="#1084">1084</a> <em class="jxr_javadoccomment"> * @return the substitution in variable names flag</em>
<a class="jxr_linenumber" name="1085" href="#1085">1085</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="1086" href="#1086">1086</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> isEnableSubstitutionInVariables() {
<a class="jxr_linenumber" name="1087" href="#1087">1087</a> <strong class="jxr_keyword">return</strong> enableSubstitutionInVariables;
<a class="jxr_linenumber" name="1088" href="#1088">1088</a> }
<a class="jxr_linenumber" name="1089" href="#1089">1089</a>
<a class="jxr_linenumber" name="1090" href="#1090">1090</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="1091" href="#1091">1091</a> <em class="jxr_javadoccomment"> * Sets a flag whether substitution is done in variable names. If set to</em>
<a class="jxr_linenumber" name="1092" href="#1092">1092</a> <em class="jxr_javadoccomment"> * &lt;b&gt;true&lt;/b&gt;, the names of variables can contain other variables which are</em>
<a class="jxr_linenumber" name="1093" href="#1093">1093</a> <em class="jxr_javadoccomment"> * processed first before the original variable is evaluated, e.g.</em>
<a class="jxr_linenumber" name="1094" href="#1094">1094</a> <em class="jxr_javadoccomment"> * &lt;code&gt;${jre-${java.version}}&lt;/code&gt;. The default value is &lt;b&gt;false&lt;/b&gt;.</em>
<a class="jxr_linenumber" name="1095" href="#1095">1095</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="1096" href="#1096">1096</a> <em class="jxr_javadoccomment"> * @param enableSubstitutionInVariables the new value of the flag</em>
<a class="jxr_linenumber" name="1097" href="#1097">1097</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="1098" href="#1098">1098</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setEnableSubstitutionInVariables(<strong class="jxr_keyword">boolean</strong> enableSubstitutionInVariables) {
<a class="jxr_linenumber" name="1099" href="#1099">1099</a> <strong class="jxr_keyword">this</strong>.enableSubstitutionInVariables = enableSubstitutionInVariables;
<a class="jxr_linenumber" name="1100" href="#1100">1100</a> }
<a class="jxr_linenumber" name="1101" href="#1101">1101</a>
<a class="jxr_linenumber" name="1102" href="#1102">1102</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">char</strong>[] getChars(StringBuilder sb) {
<a class="jxr_linenumber" name="1103" href="#1103">1103</a> <strong class="jxr_keyword">char</strong>[] chars = <strong class="jxr_keyword">new</strong> <strong class="jxr_keyword">char</strong>[sb.length()];
<a class="jxr_linenumber" name="1104" href="#1104">1104</a> sb.getChars(0, sb.length(), chars, 0);
<a class="jxr_linenumber" name="1105" href="#1105">1105</a> <strong class="jxr_keyword">return</strong> chars;
<a class="jxr_linenumber" name="1106" href="#1106">1106</a> }
<a class="jxr_linenumber" name="1107" href="#1107">1107</a>
<a class="jxr_linenumber" name="1108" href="#1108">1108</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="1109" href="#1109">1109</a> <em class="jxr_javadoccomment"> * Appends a iterable placing separators between each value, but</em>
<a class="jxr_linenumber" name="1110" href="#1110">1110</a> <em class="jxr_javadoccomment"> * not before the first or after the last.</em>
<a class="jxr_linenumber" name="1111" href="#1111">1111</a> <em class="jxr_javadoccomment"> * Appending a null iterable will have no effect..</em>
<a class="jxr_linenumber" name="1112" href="#1112">1112</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="1113" href="#1113">1113</a> <em class="jxr_javadoccomment"> * @param sb StringBuilder that contains the String being constructed.</em>
<a class="jxr_linenumber" name="1114" href="#1114">1114</a> <em class="jxr_javadoccomment"> * @param iterable the iterable to append</em>
<a class="jxr_linenumber" name="1115" href="#1115">1115</a> <em class="jxr_javadoccomment"> * @param separator the separator to use, null means no separator</em>
<a class="jxr_linenumber" name="1116" href="#1116">1116</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="1117" href="#1117">1117</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> appendWithSeparators(StringBuilder sb, Iterable&lt;?&gt; iterable, String separator) {
<a class="jxr_linenumber" name="1118" href="#1118">1118</a> <strong class="jxr_keyword">if</strong> (iterable != <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="1119" href="#1119">1119</a> separator = (separator == <strong class="jxr_keyword">null</strong> ? <span class="jxr_string">""</span> : separator);
<a class="jxr_linenumber" name="1120" href="#1120">1120</a> Iterator&lt;?&gt; it = iterable.iterator();
<a class="jxr_linenumber" name="1121" href="#1121">1121</a> <strong class="jxr_keyword">while</strong> (it.hasNext()) {
<a class="jxr_linenumber" name="1122" href="#1122">1122</a> sb.append(it.next());
<a class="jxr_linenumber" name="1123" href="#1123">1123</a> <strong class="jxr_keyword">if</strong> (it.hasNext()) {
<a class="jxr_linenumber" name="1124" href="#1124">1124</a> sb.append(separator);
<a class="jxr_linenumber" name="1125" href="#1125">1125</a> }
<a class="jxr_linenumber" name="1126" href="#1126">1126</a> }
<a class="jxr_linenumber" name="1127" href="#1127">1127</a> }
<a class="jxr_linenumber" name="1128" href="#1128">1128</a> }
<a class="jxr_linenumber" name="1129" href="#1129">1129</a>
<a class="jxr_linenumber" name="1130" href="#1130">1130</a> @Override
<a class="jxr_linenumber" name="1131" href="#1131">1131</a> <strong class="jxr_keyword">public</strong> String toString() {
<a class="jxr_linenumber" name="1132" href="#1132">1132</a> <strong class="jxr_keyword">return</strong> <span class="jxr_string">"StrSubstitutor("</span> + variableResolver.toString() + <span class="jxr_string">")"</span>;
<a class="jxr_linenumber" name="1133" href="#1133">1133</a> }
<a class="jxr_linenumber" name="1134" href="#1134">1134</a> }
</pre>
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