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From carn...@apache.org
Subject svn commit: r558362 [31/33] - in /logging/site/trunk/docs/log4j/companions/receivers: ./ apidocs/ apidocs/org/ apidocs/org/apache/ apidocs/org/apache/log4j/ apidocs/org/apache/log4j/db/ apidocs/org/apache/log4j/db/class-use/ apidocs/org/apache/log4j/db...
Date Sat, 21 Jul 2007 17:50:44 GMT
Added: logging/site/trunk/docs/log4j/companions/receivers/xref/org/apache/log4j/varia/LogFilePatternReceiver.html
URL: http://svn.apache.org/viewvc/logging/site/trunk/docs/log4j/companions/receivers/xref/org/apache/log4j/varia/LogFilePatternReceiver.html?view=auto&rev=558362
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--- logging/site/trunk/docs/log4j/companions/receivers/xref/org/apache/log4j/varia/LogFilePatternReceiver.html (added)
+++ logging/site/trunk/docs/log4j/companions/receivers/xref/org/apache/log4j/varia/LogFilePatternReceiver.html Sat Jul 21 10:50:33 2007
@@ -0,0 +1,871 @@
+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
+<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
+<head>
+<meta http-equiv="content-type" content="text/html; charset=ISO-8859-1" /><title>LogFilePatternReceiver xref</title>
+<link type="text/css" rel="stylesheet" href="../../../../stylesheet.css" />
+</head>
+<body>
+<div id="overview"><a href="../../../../../../../../../../apidocs/org/apache/log4j/varia/LogFilePatternReceiver.html">View Javadoc</a></div><pre>
+
+<a name="1" href="#1">1</a>   <em class="comment">/*</em>
+<a name="2" href="#2">2</a>   <em class="comment"> * Copyright 1999,2004 The Apache Software Foundation.</em>
+<a name="3" href="#3">3</a>   <em class="comment"> * </em>
+<a name="4" href="#4">4</a>   <em class="comment"> * Licensed under the Apache License, Version 2.0 (the "License"); you may not</em>
+<a name="5" href="#5">5</a>   <em class="comment"> * use this file except in compliance with the License. You may obtain a copy of</em>
+<a name="6" href="#6">6</a>   <em class="comment"> * the License at</em>
+<a name="7" href="#7">7</a>   <em class="comment"> * </em>
+<a name="8" href="#8">8</a>   <em class="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 name="9" href="#9">9</a>   <em class="comment"> * </em>
+<a name="10" href="#10">10</a>  <em class="comment"> * Unless required by applicable law or agreed to in writing, software</em>
+<a name="11" href="#11">11</a>  <em class="comment"> * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT</em>
+<a name="12" href="#12">12</a>  <em class="comment"> * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the</em>
+<a name="13" href="#13">13</a>  <em class="comment"> * License for the specific language governing permissions and limitations under</em>
+<a name="14" href="#14">14</a>  <em class="comment"> * the License.</em>
+<a name="15" href="#15">15</a>  <em class="comment"> */</em>
+<a name="16" href="#16">16</a>  
+<a name="17" href="#17">17</a>  <strong>package</strong> org.apache.log4j.varia;
+<a name="18" href="#18">18</a>  
+<a name="19" href="#19">19</a>  <strong>import</strong> java.io.BufferedReader;
+<a name="20" href="#20">20</a>  <strong>import</strong> java.io.FileNotFoundException;
+<a name="21" href="#21">21</a>  <strong>import</strong> java.io.IOException;
+<a name="22" href="#22">22</a>  <strong>import</strong> java.io.InputStreamReader;
+<a name="23" href="#23">23</a>  <strong>import</strong> java.io.Reader;
+<a name="24" href="#24">24</a>  <strong>import</strong> java.net.MalformedURLException;
+<a name="25" href="#25">25</a>  <strong>import</strong> java.net.URL;
+<a name="26" href="#26">26</a>  <strong>import</strong> java.text.SimpleDateFormat;
+<a name="27" href="#27">27</a>  <strong>import</strong> java.util.ArrayList;
+<a name="28" href="#28">28</a>  <strong>import</strong> java.util.HashMap;
+<a name="29" href="#29">29</a>  <strong>import</strong> java.util.HashSet;
+<a name="30" href="#30">30</a>  <strong>import</strong> java.util.Hashtable;
+<a name="31" href="#31">31</a>  <strong>import</strong> java.util.Iterator;
+<a name="32" href="#32">32</a>  <strong>import</strong> java.util.List;
+<a name="33" href="#33">33</a>  <strong>import</strong> java.util.Map;
+<a name="34" href="#34">34</a>  <strong>import</strong> java.util.Set;
+<a name="35" href="#35">35</a>  <strong>import</strong> java.util.TreeMap;
+<a name="36" href="#36">36</a>  
+<a name="37" href="#37">37</a>  <strong>import</strong> org.apache.log4j.Level;
+<a name="38" href="#38">38</a>  <strong>import</strong> org.apache.log4j.Logger;
+<a name="39" href="#39">39</a>  <strong>import</strong> org.apache.log4j.helpers.Constants;
+<a name="40" href="#40">40</a>  <strong>import</strong> org.apache.log4j.plugins.Receiver;
+<a name="41" href="#41">41</a>  <strong>import</strong> org.apache.log4j.rule.ExpressionRule;
+<a name="42" href="#42">42</a>  <strong>import</strong> org.apache.log4j.rule.Rule;
+<a name="43" href="#43">43</a>  <strong>import</strong> org.apache.log4j.spi.LoggingEvent;
+<a name="44" href="#44">44</a>  <strong>import</strong> org.apache.log4j.spi.ThrowableInformation;
+<a name="45" href="#45">45</a>  <strong>import</strong> org.apache.log4j.spi.LocationInfo;
+<a name="46" href="#46">46</a>  <strong>import</strong> org.apache.oro.text.perl.Perl5Util;
+<a name="47" href="#47">47</a>  <strong>import</strong> org.apache.oro.text.regex.MalformedPatternException;
+<a name="48" href="#48">48</a>  <strong>import</strong> org.apache.oro.text.regex.MatchResult;
+<a name="49" href="#49">49</a>  <strong>import</strong> org.apache.oro.text.regex.Pattern;
+<a name="50" href="#50">50</a>  <strong>import</strong> org.apache.oro.text.regex.Perl5Compiler;
+<a name="51" href="#51">51</a>  <strong>import</strong> org.apache.oro.text.regex.Perl5Matcher;
+<a name="52" href="#52">52</a>  
+<a name="53" href="#53">53</a>  <em>/**<em>*</em></em>
+<a name="54" href="#54">54</a>  <em> * LogFilePatternReceiver can parse and tail log files, converting entries into</em>
+<a name="55" href="#55">55</a>  <em> * LoggingEvents.  If the file doesn't exist when the receiver is initialized, the</em>
+<a name="56" href="#56">56</a>  <em> * receiver will look for the file once every 10 seconds.</em>
+<a name="57" href="#57">57</a>  <em> * &lt;p></em>
+<a name="58" href="#58">58</a>  <em> * This receiver relies on ORO Perl5 features to perform the parsing of text in the </em>
+<a name="59" href="#59">59</a>  <em> * log file, however the only regular expression field explicitly supported is </em>
+<a name="60" href="#60">60</a>  <em> * a glob-style wildcard used to ignore fields in the log file if needed.  All other</em>
+<a name="61" href="#61">61</a>  <em> * fields are parsed by using the supplied keywords.</em>
+<a name="62" href="#62">62</a>  <em> * &lt;p></em>
+<a name="63" href="#63">63</a>  <em> * &lt;b>Features:&lt;/b>&lt;br></em>
+<a name="64" href="#64">64</a>  <em> * - specify the URL of the log file to be processed&lt;br></em>
+<a name="65" href="#65">65</a>  <em> * - specify the timestamp format in the file (if one exists)&lt;br></em>
+<a name="66" href="#66">66</a>  <em> * - specify the pattern (logFormat) used in the log file using keywords, a wildcard character (*) and fixed text&lt;br></em>
+<a name="67" href="#67">67</a>  <em> * - 'tail' the file (allows the contents of the file to be continually read and new events processed)&lt;br></em>
+<a name="68" href="#68">68</a>  <em> * - supports the parsing of multi-line messages and exceptions</em>
+<a name="69" href="#69">69</a>  <em> * - 'hostname' property set to URL host (or 'file' if not available)</em>
+<a name="70" href="#70">70</a>  <em> * - 'application' property set to URL path (or value of fileURL if not available) </em>
+<a name="71" href="#71">71</a>  <em> *&lt;p></em>
+<a name="72" href="#72">72</a>  <em> * &lt;b>Keywords:&lt;/b>&lt;br></em>
+<a name="73" href="#73">73</a>  <em> * TIMESTAMP&lt;br></em>
+<a name="74" href="#74">74</a>  <em> * LOGGER&lt;br></em>
+<a name="75" href="#75">75</a>  <em> * LEVEL&lt;br></em>
+<a name="76" href="#76">76</a>  <em> * THREAD&lt;br></em>
+<a name="77" href="#77">77</a>  <em> * CLASS&lt;br></em>
+<a name="78" href="#78">78</a>  <em> * FILE&lt;br></em>
+<a name="79" href="#79">79</a>  <em> * LINE&lt;br></em>
+<a name="80" href="#80">80</a>  <em> * METHOD&lt;br></em>
+<a name="81" href="#81">81</a>  <em> * RELATIVETIME&lt;br></em>
+<a name="82" href="#82">82</a>  <em> * MESSAGE&lt;br></em>
+<a name="83" href="#83">83</a>  <em> * NDC&lt;br></em>
+<a name="84" href="#84">84</a>  <em> * PROP(key)&lt;br></em>
+<a name="85" href="#85">85</a>  <em> * &lt;p></em>
+<a name="86" href="#86">86</a>  <em> * Use a * to ignore portions of the log format that should be ignored</em>
+<a name="87" href="#87">87</a>  <em> * &lt;p></em>
+<a name="88" href="#88">88</a>  <em> * Example:&lt;br></em>
+<a name="89" href="#89">89</a>  <em> * If your file's patternlayout is this:&lt;br></em>
+<a name="90" href="#90">90</a>  <em> * &lt;b>%d %-5p [%t] %C{2} (%F:%L) - %m%n&lt;/b></em>
+<a name="91" href="#91">91</a>  <em> *&lt;p></em>
+<a name="92" href="#92">92</a>  <em> * specify this as the log format:&lt;br></em>
+<a name="93" href="#93">93</a>  <em> * &lt;b>TIMESTAMP LEVEL [THREAD] CLASS (FILE:LINE) - MESSAGE&lt;/b></em>
+<a name="94" href="#94">94</a>  <em> *&lt;p></em>
+<a name="95" href="#95">95</a>  <em> * To define a PROPERTY field, use PROP(key)</em>
+<a name="96" href="#96">96</a>  <em> * &lt;p></em>
+<a name="97" href="#97">97</a>  <em> * Example:&lt;br> </em>
+<a name="98" href="#98">98</a>  <em> * If you used the RELATIVETIME pattern layout character in the file, </em>
+<a name="99" href="#99">99</a>  <em> * you can use PROP(RELATIVETIME) in the logFormat definition to assign </em>
+<a name="100" href="#100">100</a> <em> * the RELATIVETIME field as a property on the event.</em>
+<a name="101" href="#101">101</a> <em> * &lt;p></em>
+<a name="102" href="#102">102</a> <em> * If your file's patternlayout is this:&lt;br></em>
+<a name="103" href="#103">103</a> <em> * &lt;b>%r [%t] %-5p %c %x - %m%n&lt;/b></em>
+<a name="104" href="#104">104</a> <em> *&lt;p></em>
+<a name="105" href="#105">105</a> <em> * specify this as the log format:&lt;br></em>
+<a name="106" href="#106">106</a> <em> * &lt;b>PROP(RELATIVETIME) [THREAD] LEVEL LOGGER * - MESSAGE&lt;/b></em>
+<a name="107" href="#107">107</a> <em> * &lt;p></em>
+<a name="108" href="#108">108</a> <em> * Note the * - it can be used to ignore a single word or sequence of words in the log file</em>
+<a name="109" href="#109">109</a> <em> * (in order for the wildcard to ignore a sequence of words, the text being ignored must be</em>
+<a name="110" href="#110">110</a> <em> *  followed by some delimiter, like '-' or '[') - ndc is being ignored in this example.</em>
+<a name="111" href="#111">111</a> <em> * &lt;p></em>
+<a name="112" href="#112">112</a> <em> * Assign a filterExpression in order to only process events which match a filter.</em>
+<a name="113" href="#113">113</a> <em> * If a filterExpression is not assigned, all events are processed.</em>
+<a name="114" href="#114">114</a> <em> *&lt;p></em>
+<a name="115" href="#115">115</a> <em> * &lt;b>Limitations:&lt;/b>&lt;br></em>
+<a name="116" href="#116">116</a> <em> * - no support for the single-line version of throwable supported by patternlayout&lt;br></em>
+<a name="117" href="#117">117</a> <em> *   (this version of throwable will be included as the last line of the message)&lt;br></em>
+<a name="118" href="#118">118</a> <em> * - the relativetime patternLayout character must be set as a property: PROP(RELATIVETIME)&lt;br></em>
+<a name="119" href="#119">119</a> <em> * - messages should appear as the last field of the logFormat because the variability in message content&lt;br></em>
+<a name="120" href="#120">120</a> <em> * - exceptions are converted if the exception stack trace (other than the first line of the exception)&lt;br></em>
+<a name="121" href="#121">121</a> <em> *   is stored in the log file with a tab followed by the word 'at' as the first characters in the line&lt;br></em>
+<a name="122" href="#122">122</a> <em> * - tailing may fail if the file rolls over. </em>
+<a name="123" href="#123">123</a> <em> *&lt;p></em>
+<a name="124" href="#124">124</a> <em> * &lt;b>Example receiver configuration settings&lt;/b> (add these as params, specifying a LogFilePatternReceiver 'plugin'):&lt;br></em>
+<a name="125" href="#125">125</a> <em> * param: "timestampFormat" value="yyyy-MM-d HH:mm:ss,SSS"&lt;br></em>
+<a name="126" href="#126">126</a> <em> * param: "logFormat" value="RELATIVETIME [THREAD] LEVEL LOGGER * - MESSAGE"&lt;br></em>
+<a name="127" href="#127">127</a> <em> * param: "fileURL" value="file:///c:/events.log"&lt;br></em>
+<a name="128" href="#128">128</a> <em> * param: "tailing" value="true"</em>
+<a name="129" href="#129">129</a> <em> *&lt;p></em>
+<a name="130" href="#130">130</a> <em> * This configuration will be able to process these sample events:&lt;br></em>
+<a name="131" href="#131">131</a> <em> * 710    [       Thread-0] DEBUG                   first.logger first - &lt;test>   &lt;test2>something here&lt;/test2>   &lt;test3 blah=something/>   &lt;test4>       &lt;test5>something else&lt;/test5>   &lt;/test4>&lt;/test>&lt;br></em>
+<a name="132" href="#132">132</a> <em> * 880    [       Thread-2] DEBUG                   first.logger third - &lt;test>   &lt;test2>something here&lt;/test2>   &lt;test3 blah=something/>   &lt;test4>       &lt;test5>something else&lt;/test5>   &lt;/test4>&lt;/test>&lt;br></em>
+<a name="133" href="#133">133</a> <em> * 880    [       Thread-0] INFO                    first.logger first - infomsg-0&lt;br></em>
+<a name="134" href="#134">134</a> <em> * java.lang.Exception: someexception-first&lt;br></em>
+<a name="135" href="#135">135</a> <em> *     at Generator2.run(Generator2.java:102)&lt;br></em>
+<a name="136" href="#136">136</a> <em> *</em>
+<a name="137" href="#137">137</a> <em> *@author Scott Deboy</em>
+<a name="138" href="#138">138</a> <em> */</em>
+<a name="139" href="#139">139</a> <strong>public</strong> <strong>class</strong> <a href="../../../../org/apache/log4j/varia/LogFilePatternReceiver.html">LogFilePatternReceiver</a> <strong>extends</strong> Receiver {
+<a name="140" href="#140">140</a>   <strong>private</strong> <strong>final</strong> Set keywords = <strong>new</strong> HashSet();
+<a name="141" href="#141">141</a> 
+<a name="142" href="#142">142</a>   <strong>private</strong> <strong>static</strong> <strong>final</strong> String PROP_START = <span class="string">"PROP("</span>;
+<a name="143" href="#143">143</a>   <strong>private</strong> <strong>static</strong> <strong>final</strong> String PROP_END = <span class="string">")"</span>;
+<a name="144" href="#144">144</a> 
+<a name="145" href="#145">145</a>   <strong>private</strong> <strong>static</strong> <strong>final</strong> String LOGGER = <span class="string">"LOGGER"</span>;
+<a name="146" href="#146">146</a>   <strong>private</strong> <strong>static</strong> <strong>final</strong> String MESSAGE = <span class="string">"MESSAGE"</span>;
+<a name="147" href="#147">147</a>   <strong>private</strong> <strong>static</strong> <strong>final</strong> String TIMESTAMP = <span class="string">"TIMESTAMP"</span>;
+<a name="148" href="#148">148</a>   <strong>private</strong> <strong>static</strong> <strong>final</strong> String NDC = <span class="string">"NDC"</span>;
+<a name="149" href="#149">149</a>   <strong>private</strong> <strong>static</strong> <strong>final</strong> String LEVEL = <span class="string">"LEVEL"</span>;
+<a name="150" href="#150">150</a>   <strong>private</strong> <strong>static</strong> <strong>final</strong> String THREAD = <span class="string">"THREAD"</span>;
+<a name="151" href="#151">151</a>   <strong>private</strong> <strong>static</strong> <strong>final</strong> String CLASS = <span class="string">"CLASS"</span>;
+<a name="152" href="#152">152</a>   <strong>private</strong> <strong>static</strong> <strong>final</strong> String FILE = <span class="string">"FILE"</span>;
+<a name="153" href="#153">153</a>   <strong>private</strong> <strong>static</strong> <strong>final</strong> String LINE = <span class="string">"LINE"</span>;
+<a name="154" href="#154">154</a>   <strong>private</strong> <strong>static</strong> <strong>final</strong> String METHOD = <span class="string">"METHOD"</span>;
+<a name="155" href="#155">155</a>   
+<a name="156" href="#156">156</a>   <strong>private</strong> <strong>static</strong> <strong>final</strong> String DEFAULT_HOST = <span class="string">"file"</span>;
+<a name="157" href="#157">157</a>   
+<a name="158" href="#158">158</a>   <em class="comment">//all lines other than first line of exception begin with tab followed by 'at' followed by text</em>
+<a name="159" href="#159">159</a>   <strong>private</strong> <strong>static</strong> <strong>final</strong> String EXCEPTION_PATTERN = <span class="string">"\tat.*"</span>;
+<a name="160" href="#160">160</a>   <strong>private</strong> <strong>static</strong> <strong>final</strong> String REGEXP_DEFAULT_WILDCARD = <span class="string">".+?"</span>;
+<a name="161" href="#161">161</a>   <strong>private</strong> <strong>static</strong> <strong>final</strong> String REGEXP_GREEDY_WILDCARD = <span class="string">".+"</span>;
+<a name="162" href="#162">162</a>   <strong>private</strong> <strong>static</strong> <strong>final</strong> String PATTERN_WILDCARD = <span class="string">"*"</span>;
+<a name="163" href="#163">163</a>   <strong>private</strong> <strong>static</strong> <strong>final</strong> String DEFAULT_GROUP = <span class="string">"("</span> + REGEXP_DEFAULT_WILDCARD + <span class="string">")"</span>;
+<a name="164" href="#164">164</a>   <strong>private</strong> <strong>static</strong> <strong>final</strong> String GREEDY_GROUP = <span class="string">"("</span> + REGEXP_GREEDY_WILDCARD + <span class="string">")"</span>;
+<a name="165" href="#165">165</a>   <strong>private</strong> <strong>static</strong> <strong>final</strong> String MULTIPLE_SPACES_REGEXP = <span class="string">"[ ]+"</span>;
+<a name="166" href="#166">166</a>   
+<a name="167" href="#167">167</a>   <strong>private</strong> <strong>final</strong> String newLine = System.getProperty(<span class="string">"line.separator"</span>);
+<a name="168" href="#168">168</a> 
+<a name="169" href="#169">169</a>   <strong>private</strong> <strong>final</strong> String[] emptyException = <strong>new</strong> String[] { <span class="string">""</span> };
+<a name="170" href="#170">170</a> 
+<a name="171" href="#171">171</a>   <strong>private</strong> SimpleDateFormat dateFormat;
+<a name="172" href="#172">172</a>   <strong>private</strong> String timestampFormat = <span class="string">"yyyy-MM-d HH:mm:ss,SSS"</span>;
+<a name="173" href="#173">173</a>   <strong>private</strong> String logFormat;
+<a name="174" href="#174">174</a>   <strong>private</strong> String fileURL;
+<a name="175" href="#175">175</a>   <strong>private</strong> String host;
+<a name="176" href="#176">176</a>   <strong>private</strong> String path;
+<a name="177" href="#177">177</a>   <strong>private</strong> <strong>boolean</strong> tailing;
+<a name="178" href="#178">178</a>   <strong>private</strong> String filterExpression;
+<a name="179" href="#179">179</a> 
+<a name="180" href="#180">180</a>   <strong>private</strong> Perl5Util util = <strong>null</strong>;
+<a name="181" href="#181">181</a>   <strong>private</strong> Perl5Compiler exceptionCompiler = <strong>null</strong>;
+<a name="182" href="#182">182</a>   <strong>private</strong> Perl5Matcher exceptionMatcher = <strong>null</strong>;
+<a name="183" href="#183">183</a>   <strong>private</strong> <strong>static</strong> <strong>final</strong> String VALID_DATEFORMAT_CHAR_PATTERN = <span class="string">"[GyMwWDdFEaHkKhmsSzZ]"</span>;
+<a name="184" href="#184">184</a> 
+<a name="185" href="#185">185</a>   <strong>private</strong> Rule expressionRule;
+<a name="186" href="#186">186</a> 
+<a name="187" href="#187">187</a>   <strong>private</strong> Map currentMap;
+<a name="188" href="#188">188</a>   <strong>private</strong> List additionalLines;
+<a name="189" href="#189">189</a>   <strong>private</strong> List matchingKeywords;
+<a name="190" href="#190">190</a> 
+<a name="191" href="#191">191</a>   <strong>private</strong> String regexp;
+<a name="192" href="#192">192</a>   <strong>private</strong> Reader reader;
+<a name="193" href="#193">193</a>   <strong>private</strong> String timestampPatternText;
+<a name="194" href="#194">194</a> 
+<a name="195" href="#195">195</a>   <strong>private</strong> <strong>boolean</strong> useCurrentThread;
+<a name="196" href="#196">196</a> 
+<a name="197" href="#197">197</a>   <strong>public</strong> <a href="../../../../org/apache/log4j/varia/LogFilePatternReceiver.html">LogFilePatternReceiver</a>() {
+<a name="198" href="#198">198</a>     keywords.add(TIMESTAMP);
+<a name="199" href="#199">199</a>     keywords.add(LOGGER);
+<a name="200" href="#200">200</a>     keywords.add(LEVEL);
+<a name="201" href="#201">201</a>     keywords.add(THREAD);
+<a name="202" href="#202">202</a>     keywords.add(CLASS);
+<a name="203" href="#203">203</a>     keywords.add(FILE);
+<a name="204" href="#204">204</a>     keywords.add(LINE);
+<a name="205" href="#205">205</a>     keywords.add(METHOD);
+<a name="206" href="#206">206</a>     keywords.add(MESSAGE);
+<a name="207" href="#207">207</a>     keywords.add(NDC);
+<a name="208" href="#208">208</a>   }
+<a name="209" href="#209">209</a> 
+<a name="210" href="#210">210</a>   <em>/**<em>*</em></em>
+<a name="211" href="#211">211</a> <em>   * Accessor</em>
+<a name="212" href="#212">212</a> <em>   * </em>
+<a name="213" href="#213">213</a> <em>   * @return file URL</em>
+<a name="214" href="#214">214</a> <em>   */</em>
+<a name="215" href="#215">215</a>   <strong>public</strong> String getFileURL() {
+<a name="216" href="#216">216</a>     <strong>return</strong> fileURL;
+<a name="217" href="#217">217</a>   }
+<a name="218" href="#218">218</a> 
+<a name="219" href="#219">219</a>   <em>/**<em>*</em></em>
+<a name="220" href="#220">220</a> <em>   * Mutator</em>
+<a name="221" href="#221">221</a> <em>   * </em>
+<a name="222" href="#222">222</a> <em>   * @param fileURL</em>
+<a name="223" href="#223">223</a> <em>   */</em>
+<a name="224" href="#224">224</a>   <strong>public</strong> <strong>void</strong> setFileURL(String fileURL) {
+<a name="225" href="#225">225</a>     <strong>this</strong>.fileURL = fileURL;
+<a name="226" href="#226">226</a>   }
+<a name="227" href="#227">227</a> 
+<a name="228" href="#228">228</a>   <em>/**<em>*</em></em>
+<a name="229" href="#229">229</a> <em>   * Accessor</em>
+<a name="230" href="#230">230</a> <em>   * </em>
+<a name="231" href="#231">231</a> <em>   * @return filter expression</em>
+<a name="232" href="#232">232</a> <em>   */</em>
+<a name="233" href="#233">233</a>   <strong>public</strong> String getFilterExpression() {
+<a name="234" href="#234">234</a>     <strong>return</strong> filterExpression;
+<a name="235" href="#235">235</a>   }
+<a name="236" href="#236">236</a> 
+<a name="237" href="#237">237</a>   <em>/**<em>*</em></em>
+<a name="238" href="#238">238</a> <em>   * Mutator</em>
+<a name="239" href="#239">239</a> <em>   * </em>
+<a name="240" href="#240">240</a> <em>   * @param filterExpression</em>
+<a name="241" href="#241">241</a> <em>   */</em>
+<a name="242" href="#242">242</a>   <strong>public</strong> <strong>void</strong> setFilterExpression(String filterExpression) {
+<a name="243" href="#243">243</a>     <strong>this</strong>.filterExpression = filterExpression;
+<a name="244" href="#244">244</a>   }
+<a name="245" href="#245">245</a> 
+<a name="246" href="#246">246</a>   <em>/**<em>*</em></em>
+<a name="247" href="#247">247</a> <em>   * Accessor</em>
+<a name="248" href="#248">248</a> <em>   * </em>
+<a name="249" href="#249">249</a> <em>   * @return tailing</em>
+<a name="250" href="#250">250</a> <em>   */</em>
+<a name="251" href="#251">251</a>   <strong>public</strong> <strong>boolean</strong> isTailing() {
+<a name="252" href="#252">252</a>     <strong>return</strong> tailing;
+<a name="253" href="#253">253</a>   }
+<a name="254" href="#254">254</a> 
+<a name="255" href="#255">255</a>   <em>/**<em>*</em></em>
+<a name="256" href="#256">256</a> <em>   * Mutator</em>
+<a name="257" href="#257">257</a> <em>   * </em>
+<a name="258" href="#258">258</a> <em>   * @param tailing</em>
+<a name="259" href="#259">259</a> <em>   */</em>
+<a name="260" href="#260">260</a>   <strong>public</strong> <strong>void</strong> setTailing(<strong>boolean</strong> tailing) {
+<a name="261" href="#261">261</a>     <strong>this</strong>.tailing = tailing;
+<a name="262" href="#262">262</a>   }
+<a name="263" href="#263">263</a> 
+<a name="264" href="#264">264</a>   <em>/**<em>*</em></em>
+<a name="265" href="#265">265</a> <em>   * Accessor</em>
+<a name="266" href="#266">266</a> <em>   * </em>
+<a name="267" href="#267">267</a> <em>   * @return log format</em>
+<a name="268" href="#268">268</a> <em>   */</em>
+<a name="269" href="#269">269</a>   <strong>public</strong> String getLogFormat() {
+<a name="270" href="#270">270</a>     <strong>return</strong> logFormat;
+<a name="271" href="#271">271</a>   }
+<a name="272" href="#272">272</a> 
+<a name="273" href="#273">273</a>   <em>/**<em>*</em></em>
+<a name="274" href="#274">274</a> <em>   * Mutator</em>
+<a name="275" href="#275">275</a> <em>   * </em>
+<a name="276" href="#276">276</a> <em>   * @param logFormat</em>
+<a name="277" href="#277">277</a> <em>   *          the format</em>
+<a name="278" href="#278">278</a> <em>   */</em>
+<a name="279" href="#279">279</a>   <strong>public</strong> <strong>void</strong> setLogFormat(String logFormat) {
+<a name="280" href="#280">280</a>     <strong>this</strong>.logFormat = logFormat;
+<a name="281" href="#281">281</a>   }
+<a name="282" href="#282">282</a> 
+<a name="283" href="#283">283</a>   <em>/**<em>*</em></em>
+<a name="284" href="#284">284</a> <em>   * Mutator</em>
+<a name="285" href="#285">285</a> <em>   * </em>
+<a name="286" href="#286">286</a> <em>   * @param timestampFormat</em>
+<a name="287" href="#287">287</a> <em>   */</em>
+<a name="288" href="#288">288</a>   <strong>public</strong> <strong>void</strong> setTimestampFormat(String timestampFormat) {
+<a name="289" href="#289">289</a>     <strong>this</strong>.timestampFormat = timestampFormat;
+<a name="290" href="#290">290</a>   }
+<a name="291" href="#291">291</a> 
+<a name="292" href="#292">292</a>   <em>/**<em>*</em></em>
+<a name="293" href="#293">293</a> <em>   * Accessor</em>
+<a name="294" href="#294">294</a> <em>   * </em>
+<a name="295" href="#295">295</a> <em>   * @return timestamp format</em>
+<a name="296" href="#296">296</a> <em>   */</em>
+<a name="297" href="#297">297</a>   <strong>public</strong> String getTimestampFormat() {
+<a name="298" href="#298">298</a>     <strong>return</strong> timestampFormat;
+<a name="299" href="#299">299</a>   }
+<a name="300" href="#300">300</a> 
+<a name="301" href="#301">301</a>   <em>/**<em>*</em></em>
+<a name="302" href="#302">302</a> <em>   * Walk the additionalLines list, looking for the EXCEPTION_PATTERN.</em>
+<a name="303" href="#303">303</a> <em>   * &lt;p></em>
+<a name="304" href="#304">304</a> <em>   * Return the index of the first matched line minus 1 </em>
+<a name="305" href="#305">305</a> <em>   * (the match is the 2nd line of an exception)</em>
+<a name="306" href="#306">306</a> <em>   * &lt;p></em>
+<a name="307" href="#307">307</a> <em>   * Assumptions: &lt;br></em>
+<a name="308" href="#308">308</a> <em>   * - the additionalLines list may contain both message and exception lines&lt;br></em>
+<a name="309" href="#309">309</a> <em>   * - message lines are added to the additionalLines list and then</em>
+<a name="310" href="#310">310</a> <em>   * exception lines (all message lines occur in the list prior to all </em>
+<a name="311" href="#311">311</a> <em>   * exception lines)</em>
+<a name="312" href="#312">312</a> <em>   * </em>
+<a name="313" href="#313">313</a> <em>   * @return -1 if no exception line exists, line number otherwise</em>
+<a name="314" href="#314">314</a> <em>   */</em>
+<a name="315" href="#315">315</a>   <strong>private</strong> <strong>int</strong> getExceptionLine() {
+<a name="316" href="#316">316</a>     <strong>try</strong> {
+<a name="317" href="#317">317</a>       Pattern exceptionPattern = exceptionCompiler.compile(EXCEPTION_PATTERN);
+<a name="318" href="#318">318</a>       <strong>for</strong> (<strong>int</strong> i = 0; i &lt; additionalLines.size(); i++) {
+<a name="319" href="#319">319</a>         <strong>if</strong> (exceptionMatcher.matches((String) additionalLines.get(i), exceptionPattern)) {
+<a name="320" href="#320">320</a>           <strong>return</strong> i - 1;
+<a name="321" href="#321">321</a>         }
+<a name="322" href="#322">322</a>       }
+<a name="323" href="#323">323</a>     } <strong>catch</strong> (MalformedPatternException mpe) {
+<a name="324" href="#324">324</a>       getLogger().warn(<span class="string">"Bad pattern: "</span> + EXCEPTION_PATTERN);
+<a name="325" href="#325">325</a>     }
+<a name="326" href="#326">326</a>     <strong>return</strong> -1;
+<a name="327" href="#327">327</a>   }
+<a name="328" href="#328">328</a> 
+<a name="329" href="#329">329</a>   <em>/**<em>*</em></em>
+<a name="330" href="#330">330</a> <em>   * Combine all message lines occuring in the additionalLines list, adding</em>
+<a name="331" href="#331">331</a> <em>   * a newline character between each line</em>
+<a name="332" href="#332">332</a> <em>   * &lt;p></em>
+<a name="333" href="#333">333</a> <em>   * the event will already have a message - combine this message</em>
+<a name="334" href="#334">334</a> <em>   * with the message lines in the additionalLines list </em>
+<a name="335" href="#335">335</a> <em>   * (all entries prior to the exceptionLine index)</em>
+<a name="336" href="#336">336</a> <em>   * </em>
+<a name="337" href="#337">337</a> <em>   * @param firstMessageLine primary message line</em>
+<a name="338" href="#338">338</a> <em>   * @param exceptionLine index of first exception line</em>
+<a name="339" href="#339">339</a> <em>   * @return message</em>
+<a name="340" href="#340">340</a> <em>   */</em>
+<a name="341" href="#341">341</a>   <strong>private</strong> String buildMessage(String firstMessageLine, <strong>int</strong> exceptionLine) {
+<a name="342" href="#342">342</a>     <strong>if</strong> (additionalLines.size() == 0 || exceptionLine == 0) {
+<a name="343" href="#343">343</a>       <strong>return</strong> firstMessageLine;
+<a name="344" href="#344">344</a>     }
+<a name="345" href="#345">345</a>     StringBuffer message = <strong>new</strong> StringBuffer();
+<a name="346" href="#346">346</a>     <strong>if</strong> (firstMessageLine != <strong>null</strong>) {
+<a name="347" href="#347">347</a>       message.append(firstMessageLine);
+<a name="348" href="#348">348</a>     }
+<a name="349" href="#349">349</a>       
+<a name="350" href="#350">350</a>     <strong>int</strong> linesToProcess = (exceptionLine == -1?additionalLines.size(): exceptionLine);
+<a name="351" href="#351">351</a> 
+<a name="352" href="#352">352</a>     <strong>for</strong> (<strong>int</strong> i = 0; i &lt; linesToProcess; i++) {
+<a name="353" href="#353">353</a>       message.append(newLine);
+<a name="354" href="#354">354</a>       message.append(additionalLines.get(i));
+<a name="355" href="#355">355</a>     }
+<a name="356" href="#356">356</a>     <strong>return</strong> message.toString();
+<a name="357" href="#357">357</a>   }
+<a name="358" href="#358">358</a> 
+<a name="359" href="#359">359</a>   <em>/**<em>*</em></em>
+<a name="360" href="#360">360</a> <em>   * Combine all exception lines occuring in the additionalLines list into a </em>
+<a name="361" href="#361">361</a> <em>   * String array</em>
+<a name="362" href="#362">362</a> <em>   * &lt;p></em>
+<a name="363" href="#363">363</a> <em>   * (all entries equal to or greater than the exceptionLine index)</em>
+<a name="364" href="#364">364</a> <em>   * </em>
+<a name="365" href="#365">365</a> <em>   * @param exceptionLine index of first exception line</em>
+<a name="366" href="#366">366</a> <em>   * @return exception</em>
+<a name="367" href="#367">367</a> <em>   */</em>
+<a name="368" href="#368">368</a>   <strong>private</strong> String[] buildException(<strong>int</strong> exceptionLine) {
+<a name="369" href="#369">369</a>     <strong>if</strong> (exceptionLine == -1) {
+<a name="370" href="#370">370</a>       <strong>return</strong> emptyException;
+<a name="371" href="#371">371</a>     }
+<a name="372" href="#372">372</a>     String[] exception = <strong>new</strong> String[additionalLines.size() - exceptionLine];
+<a name="373" href="#373">373</a>     <strong>for</strong> (<strong>int</strong> i = 0; i &lt; additionalLines.size() - exceptionLine; i++) {
+<a name="374" href="#374">374</a>       exception[i] = (String) additionalLines.get(i + exceptionLine);
+<a name="375" href="#375">375</a>     }
+<a name="376" href="#376">376</a>     <strong>return</strong> exception;
+<a name="377" href="#377">377</a>   }
+<a name="378" href="#378">378</a> 
+<a name="379" href="#379">379</a>   <em>/**<em>*</em></em>
+<a name="380" href="#380">380</a> <em>   * Construct a logging event from currentMap and additionalLines </em>
+<a name="381" href="#381">381</a> <em>   * (additionalLines contains multiple message lines and any exception lines)</em>
+<a name="382" href="#382">382</a> <em>   * &lt;p></em>
+<a name="383" href="#383">383</a> <em>   * CurrentMap and additionalLines are cleared in the process</em>
+<a name="384" href="#384">384</a> <em>   * </em>
+<a name="385" href="#385">385</a> <em>   * @return event</em>
+<a name="386" href="#386">386</a> <em>   */</em>
+<a name="387" href="#387">387</a>   <strong>private</strong> LoggingEvent buildEvent() {
+<a name="388" href="#388">388</a>     <strong>if</strong> (currentMap.size() == 0) {
+<a name="389" href="#389">389</a>       <strong>if</strong> (additionalLines.size() > 0) {
+<a name="390" href="#390">390</a>         <strong>for</strong> (Iterator iter = additionalLines.iterator();iter.hasNext();) {
+<a name="391" href="#391">391</a>           getLogger().info(<span class="string">"found non-matching line: "</span> + iter.next());
+<a name="392" href="#392">392</a>         }
+<a name="393" href="#393">393</a>       }
+<a name="394" href="#394">394</a>       additionalLines.clear();
+<a name="395" href="#395">395</a>       <strong>return</strong> <strong>null</strong>;
+<a name="396" href="#396">396</a>     }
+<a name="397" href="#397">397</a>     <em class="comment">//the current map contains fields - build an event</em>
+<a name="398" href="#398">398</a>     <strong>int</strong> exceptionLine = getExceptionLine();
+<a name="399" href="#399">399</a>     String[] exception = buildException(exceptionLine);
+<a name="400" href="#400">400</a> 
+<a name="401" href="#401">401</a>     <em class="comment">//messages are listed before exceptions in additionallines</em>
+<a name="402" href="#402">402</a>     <strong>if</strong> (additionalLines.size() > 0 &amp;&amp; exceptionLine != 0) {
+<a name="403" href="#403">403</a>       currentMap.put(MESSAGE, buildMessage((String) currentMap.get(MESSAGE),
+<a name="404" href="#404">404</a>           exceptionLine));
+<a name="405" href="#405">405</a>     }
+<a name="406" href="#406">406</a>     LoggingEvent event = convertToEvent(currentMap, exception);
+<a name="407" href="#407">407</a>     currentMap.clear();
+<a name="408" href="#408">408</a>     additionalLines.clear();
+<a name="409" href="#409">409</a>     <strong>return</strong> event;
+<a name="410" href="#410">410</a>   }
+<a name="411" href="#411">411</a> 
+<a name="412" href="#412">412</a>   <em>/**<em>*</em></em>
+<a name="413" href="#413">413</a> <em>   * Read, parse and optionally tail the log file, converting entries into logging events.</em>
+<a name="414" href="#414">414</a> <em>   * </em>
+<a name="415" href="#415">415</a> <em>   * A runtimeException is thrown if the logFormat pattern is malformed </em>
+<a name="416" href="#416">416</a> <em>   * according to ORO's Perl5Compiler.</em>
+<a name="417" href="#417">417</a> <em>   * </em>
+<a name="418" href="#418">418</a> <em>   * @param unbufferedReader</em>
+<a name="419" href="#419">419</a> <em>   * @throws IOException</em>
+<a name="420" href="#420">420</a> <em>   */</em>
+<a name="421" href="#421">421</a>   <strong>protected</strong> <strong>void</strong> process(Reader unbufferedReader) throws IOException {
+<a name="422" href="#422">422</a>     BufferedReader bufferedReader = <strong>new</strong> BufferedReader(unbufferedReader);
+<a name="423" href="#423">423</a> 
+<a name="424" href="#424">424</a>     Perl5Compiler compiler = <strong>new</strong> Perl5Compiler();
+<a name="425" href="#425">425</a>     Pattern regexpPattern = <strong>null</strong>;
+<a name="426" href="#426">426</a>     <strong>try</strong> {
+<a name="427" href="#427">427</a>       regexpPattern = compiler.compile(regexp);
+<a name="428" href="#428">428</a>     } <strong>catch</strong> (MalformedPatternException mpe) {
+<a name="429" href="#429">429</a>       <strong>throw</strong> <strong>new</strong> RuntimeException(<span class="string">"Bad pattern: "</span> + regexp);
+<a name="430" href="#430">430</a>     }
+<a name="431" href="#431">431</a> 
+<a name="432" href="#432">432</a>     Perl5Matcher eventMatcher = <strong>new</strong> Perl5Matcher(); 
+<a name="433" href="#433">433</a>     String line = <strong>null</strong>;
+<a name="434" href="#434">434</a>     getLogger().debug(<span class="string">"tailing file: "</span> + tailing);
+<a name="435" href="#435">435</a>     <strong>do</strong> {
+<a name="436" href="#436">436</a>       <strong>while</strong> ((line = bufferedReader.readLine()) != <strong>null</strong>) {
+<a name="437" href="#437">437</a>         <strong>if</strong> (eventMatcher.matches(line, regexpPattern)) {
+<a name="438" href="#438">438</a>           <em class="comment">//build an event from the previous match (held in current map)</em>
+<a name="439" href="#439">439</a>           LoggingEvent event = buildEvent();
+<a name="440" href="#440">440</a>           <strong>if</strong> (event != <strong>null</strong>) {
+<a name="441" href="#441">441</a>             <strong>if</strong> (passesExpression(event)) {
+<a name="442" href="#442">442</a>               doPost(event);
+<a name="443" href="#443">443</a>             }
+<a name="444" href="#444">444</a>           }
+<a name="445" href="#445">445</a>           currentMap.putAll(processEvent(eventMatcher.getMatch()));
+<a name="446" href="#446">446</a>         } <strong>else</strong> {
+<a name="447" href="#447">447</a>           <em class="comment">//getLogger().debug("line doesn't match pattern - must be ")</em>
+<a name="448" href="#448">448</a>           <em class="comment">//may be an exception or additional message lines</em>
+<a name="449" href="#449">449</a>           additionalLines.add(line);
+<a name="450" href="#450">450</a>         }
+<a name="451" href="#451">451</a>       }
+<a name="452" href="#452">452</a> 
+<a name="453" href="#453">453</a>       <em class="comment">//process last event if one exists</em>
+<a name="454" href="#454">454</a>       LoggingEvent event = buildEvent();
+<a name="455" href="#455">455</a>       <strong>if</strong> (event != <strong>null</strong>) {
+<a name="456" href="#456">456</a>         <strong>if</strong> (passesExpression(event)) {
+<a name="457" href="#457">457</a>           doPost(event);
+<a name="458" href="#458">458</a>         }
+<a name="459" href="#459">459</a>         getLogger().debug(<span class="string">"no further lines to process in "</span> + fileURL);
+<a name="460" href="#460">460</a>       }
+<a name="461" href="#461">461</a>       <strong>try</strong> {
+<a name="462" href="#462">462</a>         <strong>synchronized</strong> (<strong>this</strong>) {
+<a name="463" href="#463">463</a>           wait(2000);
+<a name="464" href="#464">464</a>         }
+<a name="465" href="#465">465</a>       } <strong>catch</strong> (InterruptedException ie) {
+<a name="466" href="#466">466</a>       }
+<a name="467" href="#467">467</a>     } <strong>while</strong> (tailing);
+<a name="468" href="#468">468</a>     getLogger().debug(<span class="string">"processing "</span> + fileURL + <span class="string">" complete"</span>);
+<a name="469" href="#469">469</a>     shutdown();
+<a name="470" href="#470">470</a>   }
+<a name="471" href="#471">471</a> 
+<a name="472" href="#472">472</a>   <em>/**<em>*</em></em>
+<a name="473" href="#473">473</a> <em>   * Helper method that supports the evaluation of the expression</em>
+<a name="474" href="#474">474</a> <em>   * </em>
+<a name="475" href="#475">475</a> <em>   * @param event</em>
+<a name="476" href="#476">476</a> <em>   * @return true if expression isn't set, or the result of the evaluation otherwise </em>
+<a name="477" href="#477">477</a> <em>   */</em>
+<a name="478" href="#478">478</a>   <strong>private</strong> <strong>boolean</strong> passesExpression(LoggingEvent event) {
+<a name="479" href="#479">479</a>     <strong>if</strong> (event != <strong>null</strong>) {
+<a name="480" href="#480">480</a>       <strong>if</strong> (expressionRule != <strong>null</strong>) {
+<a name="481" href="#481">481</a>         <strong>return</strong> (expressionRule.evaluate(event));
+<a name="482" href="#482">482</a>       }
+<a name="483" href="#483">483</a>     }
+<a name="484" href="#484">484</a>     <strong>return</strong> <strong>true</strong>;
+<a name="485" href="#485">485</a>   }
+<a name="486" href="#486">486</a> 
+<a name="487" href="#487">487</a>   <em>/**<em>*</em></em>
+<a name="488" href="#488">488</a> <em>   * Convert the ORO match into a map.</em>
+<a name="489" href="#489">489</a> <em>   * &lt;p></em>
+<a name="490" href="#490">490</a> <em>   * Relies on the fact that the matchingKeywords list is in the same</em>
+<a name="491" href="#491">491</a> <em>   * order as the groups in the regular expression</em>
+<a name="492" href="#492">492</a> <em>   *  </em>
+<a name="493" href="#493">493</a> <em>   * @param result</em>
+<a name="494" href="#494">494</a> <em>   * @return map</em>
+<a name="495" href="#495">495</a> <em>   */</em>
+<a name="496" href="#496">496</a>   <strong>private</strong> Map processEvent(MatchResult result) {
+<a name="497" href="#497">497</a>     Map map = <strong>new</strong> HashMap();
+<a name="498" href="#498">498</a>     <em class="comment">//group zero is the entire match - process all other groups</em>
+<a name="499" href="#499">499</a>     <strong>for</strong> (<strong>int</strong> i = 1; i &lt; result.groups(); i++) {
+<a name="500" href="#500">500</a>       map.put(matchingKeywords.get(i - 1), result.group(i));
+<a name="501" href="#501">501</a>     }
+<a name="502" href="#502">502</a>     <strong>return</strong> map;
+<a name="503" href="#503">503</a>   }
+<a name="504" href="#504">504</a>   
+<a name="505" href="#505">505</a>   <em>/**<em>*</em></em>
+<a name="506" href="#506">506</a> <em>   * Helper method that will convert timestamp format to a pattern</em>
+<a name="507" href="#507">507</a> <em>   * </em>
+<a name="508" href="#508">508</a> <em>   * </em>
+<a name="509" href="#509">509</a> <em>   * @return string</em>
+<a name="510" href="#510">510</a> <em>   */</em>
+<a name="511" href="#511">511</a>   <strong>private</strong> String convertTimestamp() {
+<a name="512" href="#512">512</a>     <strong>return</strong> util.substitute(<span class="string">"s/("</span>+VALID_DATEFORMAT_CHAR_PATTERN+<span class="string">")+/&#47;&#47;&#47;&#47;w+/g"</span>, timestampFormat);
+<a name="513" href="#513">513</a>   }
+<a name="514" href="#514">514</a>   
+<a name="515" href="#515">515</a>   <strong>protected</strong> <strong>void</strong> setHost(String host) {
+<a name="516" href="#516">516</a> 	  <strong>this</strong>.host = host;
+<a name="517" href="#517">517</a>   }
+<a name="518" href="#518">518</a>   
+<a name="519" href="#519">519</a>   <strong>protected</strong> <strong>void</strong> setPath(String path) {
+<a name="520" href="#520">520</a> 	  <strong>this</strong>.path = path;
+<a name="521" href="#521">521</a>   }
+<a name="522" href="#522">522</a> 
+<a name="523" href="#523">523</a>   <em>/**<em>*</em></em>
+<a name="524" href="#524">524</a> <em>   * Build the regular expression needed to parse log entries</em>
+<a name="525" href="#525">525</a> <em>   *  </em>
+<a name="526" href="#526">526</a> <em>   */</em>
+<a name="527" href="#527">527</a>   <strong>protected</strong> <strong>void</strong> initialize() {
+<a name="528" href="#528">528</a> 	<strong>if</strong> (host == <strong>null</strong> &amp;&amp; path == <strong>null</strong>) {
+<a name="529" href="#529">529</a> 		<strong>try</strong> {
+<a name="530" href="#530">530</a> 			URL url = <strong>new</strong> URL(fileURL);
+<a name="531" href="#531">531</a> 			host = url.getHost();
+<a name="532" href="#532">532</a> 			path = url.getPath();
+<a name="533" href="#533">533</a> 		} <strong>catch</strong> (MalformedURLException e1) {
+<a name="534" href="#534">534</a> 			<em class="comment">// TODO Auto-generated catch block</em>
+<a name="535" href="#535">535</a> 			e1.printStackTrace();
+<a name="536" href="#536">536</a> 		}
+<a name="537" href="#537">537</a> 	}
+<a name="538" href="#538">538</a> 	<strong>if</strong> (host == <strong>null</strong> || host.trim().equals(<span class="string">""</span>)) {
+<a name="539" href="#539">539</a> 		host = DEFAULT_HOST; 
+<a name="540" href="#540">540</a> 	}
+<a name="541" href="#541">541</a> 	<strong>if</strong> (path == <strong>null</strong> || path.trim().equals(<span class="string">""</span>)) {
+<a name="542" href="#542">542</a> 		path = fileURL;
+<a name="543" href="#543">543</a> 	}
+<a name="544" href="#544">544</a> 	
+<a name="545" href="#545">545</a>     util = <strong>new</strong> Perl5Util();
+<a name="546" href="#546">546</a>     exceptionCompiler = <strong>new</strong> Perl5Compiler();
+<a name="547" href="#547">547</a>     exceptionMatcher = <strong>new</strong> Perl5Matcher();
+<a name="548" href="#548">548</a> 
+<a name="549" href="#549">549</a>     currentMap = <strong>new</strong> HashMap();
+<a name="550" href="#550">550</a>     additionalLines = <strong>new</strong> ArrayList();
+<a name="551" href="#551">551</a>     matchingKeywords = <strong>new</strong> ArrayList();
+<a name="552" href="#552">552</a>     
+<a name="553" href="#553">553</a>     <strong>if</strong> (timestampFormat != <strong>null</strong>) {
+<a name="554" href="#554">554</a>       dateFormat = <strong>new</strong> SimpleDateFormat(timestampFormat);
+<a name="555" href="#555">555</a>       timestampPatternText = convertTimestamp();
+<a name="556" href="#556">556</a>     }
+<a name="557" href="#557">557</a> 
+<a name="558" href="#558">558</a>     <strong>try</strong> {
+<a name="559" href="#559">559</a>       <strong>if</strong> (filterExpression != <strong>null</strong>) {
+<a name="560" href="#560">560</a>         expressionRule = ExpressionRule.getRule(filterExpression);
+<a name="561" href="#561">561</a>       }
+<a name="562" href="#562">562</a>     } <strong>catch</strong> (Exception e) {
+<a name="563" href="#563">563</a>       getLogger().warn(<span class="string">"Invalid filter expression: "</span> + filterExpression, e);
+<a name="564" href="#564">564</a>     }
+<a name="565" href="#565">565</a> 
+<a name="566" href="#566">566</a>     Map keywordMap = <strong>new</strong> TreeMap();
+<a name="567" href="#567">567</a> 
+<a name="568" href="#568">568</a>     String newPattern = logFormat;
+<a name="569" href="#569">569</a> 
+<a name="570" href="#570">570</a>     <em class="comment">/*</em>
+<a name="571" href="#571">571</a> <em class="comment">     * examine pattern, adding properties to an index-based map where the key is the </em>
+<a name="572" href="#572">572</a> <em class="comment">     * numeric offset from the start of the pattern so that order can be preserved</em>
+<a name="573" href="#573">573</a> <em class="comment">     * </em>
+<a name="574" href="#574">574</a> <em class="comment">     * Replaces PROP(X) definitions in the pattern with the short version X, so </em>
+<a name="575" href="#575">575</a> <em class="comment">     * that the name can be used as the event property later </em>
+<a name="576" href="#576">576</a> <em class="comment">     */</em>
+<a name="577" href="#577">577</a>     <strong>int</strong> index = 0;
+<a name="578" href="#578">578</a>     <strong>int</strong> currentPosition = 0;
+<a name="579" href="#579">579</a>     String current = newPattern;
+<a name="580" href="#580">580</a>     <strong>while</strong> (index > -1) {
+<a name="581" href="#581">581</a>       index = current.indexOf(PROP_START);
+<a name="582" href="#582">582</a>       currentPosition = currentPosition + index;
+<a name="583" href="#583">583</a>       <strong>if</strong> (index > -1) {
+<a name="584" href="#584">584</a>         String currentProp = current.substring(current.indexOf(PROP_START));
+<a name="585" href="#585">585</a>         String prop = currentProp.substring(0,
+<a name="586" href="#586">586</a>             currentProp.indexOf(PROP_END) + 1);
+<a name="587" href="#587">587</a>         current = current.substring(current.indexOf(currentProp) + 1);
+<a name="588" href="#588">588</a>         String shortProp = prop.substring(PROP_START.length(),
+<a name="589" href="#589">589</a>             prop.length() - 1);
+<a name="590" href="#590">590</a>         keywordMap.put(<strong>new</strong> Integer(currentPosition), shortProp);
+<a name="591" href="#591">591</a>         newPattern = replace(prop, shortProp, newPattern);
+<a name="592" href="#592">592</a>       }
+<a name="593" href="#593">593</a>     }
+<a name="594" href="#594">594</a> 
+<a name="595" href="#595">595</a>     newPattern = replaceMetaChars(newPattern);
+<a name="596" href="#596">596</a> 
+<a name="597" href="#597">597</a>     <em class="comment">//compress one or more spaces in the pattern into the [ ]+ regexp</em>
+<a name="598" href="#598">598</a>     <em class="comment">//(supports padding of level in log files)</em>
+<a name="599" href="#599">599</a>     newPattern = util.substitute(<span class="string">"s/"</span> + MULTIPLE_SPACES_REGEXP +<span class="string">"/"</span> + MULTIPLE_SPACES_REGEXP + <span class="string">"/g"</span>, newPattern);
+<a name="600" href="#600">600</a>     newPattern = replace(PATTERN_WILDCARD, REGEXP_DEFAULT_WILDCARD, newPattern);
+<a name="601" href="#601">601</a> 
+<a name="602" href="#602">602</a>     <em class="comment">/*</em>
+<a name="603" href="#603">603</a> <em class="comment">     * we're using a treemap, so the index will be used as the key to ensure</em>
+<a name="604" href="#604">604</a> <em class="comment">     * keywords are ordered correctly</em>
+<a name="605" href="#605">605</a> <em class="comment">     * </em>
+<a name="606" href="#606">606</a> <em class="comment">     * examine pattern, adding keywords to an index-based map patterns can</em>
+<a name="607" href="#607">607</a> <em class="comment">     * contain only one of these per entry...properties are the only 'keyword'</em>
+<a name="608" href="#608">608</a> <em class="comment">     * that can occur multiple times in an entry</em>
+<a name="609" href="#609">609</a> <em class="comment">     */</em>
+<a name="610" href="#610">610</a>     Iterator iter = keywords.iterator();
+<a name="611" href="#611">611</a>     <strong>while</strong> (iter.hasNext()) {
+<a name="612" href="#612">612</a>       String keyword = (String) iter.next();
+<a name="613" href="#613">613</a>       <strong>int</strong> index2 = newPattern.indexOf(keyword);
+<a name="614" href="#614">614</a>       <strong>if</strong> (index2 > -1) {
+<a name="615" href="#615">615</a>         keywordMap.put(<strong>new</strong> Integer(index2), keyword);
+<a name="616" href="#616">616</a>       }
+<a name="617" href="#617">617</a>     }
+<a name="618" href="#618">618</a> 
+<a name="619" href="#619">619</a>     <em class="comment">//keywordMap should be ordered by index..add all values to a list</em>
+<a name="620" href="#620">620</a>     matchingKeywords.addAll(keywordMap.values());
+<a name="621" href="#621">621</a> 
+<a name="622" href="#622">622</a>     <em class="comment">/*</em>
+<a name="623" href="#623">623</a> <em class="comment">     * iterate over the keywords found in the pattern and replace with regexp</em>
+<a name="624" href="#624">624</a> <em class="comment">     * group</em>
+<a name="625" href="#625">625</a> <em class="comment">     */</em>
+<a name="626" href="#626">626</a>     String currentPattern = newPattern;
+<a name="627" href="#627">627</a>     <strong>for</strong> (<strong>int</strong> i = 0;i&lt;matchingKeywords.size();i++) {
+<a name="628" href="#628">628</a>       String keyword = (String) matchingKeywords.get(i);
+<a name="629" href="#629">629</a>       <em class="comment">//make the final keyword greedy</em>
+<a name="630" href="#630">630</a>       <strong>if</strong> (i == (matchingKeywords.size() - 1)) {
+<a name="631" href="#631">631</a>         currentPattern = replace(keyword, GREEDY_GROUP, currentPattern);
+<a name="632" href="#632">632</a>       } <strong>else</strong> <strong>if</strong> (TIMESTAMP.equals(keyword)) {
+<a name="633" href="#633">633</a>         currentPattern = replace(keyword, <span class="string">"("</span> + timestampPatternText + <span class="string">")"</span>, currentPattern);
+<a name="634" href="#634">634</a>       } <strong>else</strong> {
+<a name="635" href="#635">635</a>         currentPattern = replace(keyword, DEFAULT_GROUP, currentPattern);
+<a name="636" href="#636">636</a>       }
+<a name="637" href="#637">637</a>     }
+<a name="638" href="#638">638</a> 
+<a name="639" href="#639">639</a>     regexp = currentPattern;
+<a name="640" href="#640">640</a>     getLogger().debug(<span class="string">"regexp is "</span> + regexp);
+<a name="641" href="#641">641</a>   }
+<a name="642" href="#642">642</a> 
+<a name="643" href="#643">643</a>   <em>/**<em>*</em></em>
+<a name="644" href="#644">644</a> <em>   * Helper method that will globally replace a section of text</em>
+<a name="645" href="#645">645</a> <em>   * </em>
+<a name="646" href="#646">646</a> <em>   * @param pattern</em>
+<a name="647" href="#647">647</a> <em>   * @param replacement</em>
+<a name="648" href="#648">648</a> <em>   * @param input </em>
+<a name="649" href="#649">649</a> <em>   * </em>
+<a name="650" href="#650">650</a> <em>   * @return string</em>
+<a name="651" href="#651">651</a> <em>   */</em>
+<a name="652" href="#652">652</a>   <strong>private</strong> String replace(String pattern, String replacement, String input) {
+<a name="653" href="#653">653</a>     <strong>return</strong> util.substitute(<span class="string">"s/"</span> + Perl5Compiler.quotemeta(pattern) + <span class="string">"/"</span>
+<a name="654" href="#654">654</a>         + Perl5Compiler.quotemeta(replacement) + <span class="string">"/g"</span>, input);
+<a name="655" href="#655">655</a>   }
+<a name="656" href="#656">656</a> 
+<a name="657" href="#657">657</a>   <em>/**<em>*</em></em>
+<a name="658" href="#658">658</a> <em>   * Some perl5 characters may occur in the log file format.  </em>
+<a name="659" href="#659">659</a> <em>   * Escape these characters to prevent parsing errors.</em>
+<a name="660" href="#660">660</a> <em>   * </em>
+<a name="661" href="#661">661</a> <em>   * @param input</em>
+<a name="662" href="#662">662</a> <em>   * @return string</em>
+<a name="663" href="#663">663</a> <em>   */</em>
+<a name="664" href="#664">664</a>   <strong>private</strong> String replaceMetaChars(String input) {
+<a name="665" href="#665">665</a>     input = replace(<span class="string">"("</span>, <span class="string">"&#47;&#47;("</span>, input);
+<a name="666" href="#666">666</a>     input = replace(<span class="string">")"</span>, <span class="string">"&#47;&#47;)"</span>, input);
+<a name="667" href="#667">667</a>     input = replace(<span class="string">"["</span>, <span class="string">"&#47;&#47;["</span>, input);
+<a name="668" href="#668">668</a>     input = replace(<span class="string">"]"</span>, <span class="string">"&#47;&#47;]"</span>, input);
+<a name="669" href="#669">669</a>     input = replace(<span class="string">"{"</span>, <span class="string">"&#47;&#47;{"</span>, input);
+<a name="670" href="#670">670</a>     input = replace(<span class="string">"}"</span>, <span class="string">"&#47;&#47;}"</span>, input);
+<a name="671" href="#671">671</a>     input = replace(<span class="string">"#"</span>, <span class="string">"&#47;&#47;#"</span>, input);
+<a name="672" href="#672">672</a>     input = replace(<span class="string">"/"</span>, <span class="string">"&#47;&#47;/"</span>, input);
+<a name="673" href="#673">673</a>     <strong>return</strong> input;
+<a name="674" href="#674">674</a>   }
+<a name="675" href="#675">675</a> 
+<a name="676" href="#676">676</a>   <em>/**<em>*</em></em>
+<a name="677" href="#677">677</a> <em>   * Convert a keyword-to-values map to a LoggingEvent</em>
+<a name="678" href="#678">678</a> <em>   * </em>
+<a name="679" href="#679">679</a> <em>   * @param fieldMap</em>
+<a name="680" href="#680">680</a> <em>   * @param exception</em>
+<a name="681" href="#681">681</a> <em>   * </em>
+<a name="682" href="#682">682</a> <em>   * @return logging event</em>
+<a name="683" href="#683">683</a> <em>   */</em>
+<a name="684" href="#684">684</a>   <strong>private</strong> LoggingEvent convertToEvent(Map fieldMap, String[] exception) {
+<a name="685" href="#685">685</a>     <strong>if</strong> (fieldMap == <strong>null</strong>) {
+<a name="686" href="#686">686</a>       <strong>return</strong> <strong>null</strong>;
+<a name="687" href="#687">687</a>     }
+<a name="688" href="#688">688</a> 
+<a name="689" href="#689">689</a>     <em class="comment">//a logger must exist at a minimum for the event to be processed</em>
+<a name="690" href="#690">690</a>     <strong>if</strong> (!fieldMap.containsKey(LOGGER)) {
+<a name="691" href="#691">691</a>       fieldMap.put(LOGGER, <span class="string">"Unknown"</span>);
+<a name="692" href="#692">692</a>     }
+<a name="693" href="#693">693</a>     <strong>if</strong> (exception == <strong>null</strong>) {
+<a name="694" href="#694">694</a>       exception = emptyException;
+<a name="695" href="#695">695</a>     }
+<a name="696" href="#696">696</a> 
+<a name="697" href="#697">697</a>     Logger logger = <strong>null</strong>;
+<a name="698" href="#698">698</a>     <strong>long</strong> timeStamp = 0L;
+<a name="699" href="#699">699</a>     String level = <strong>null</strong>;
+<a name="700" href="#700">700</a>     String threadName = <strong>null</strong>;
+<a name="701" href="#701">701</a>     Object message = <strong>null</strong>;
+<a name="702" href="#702">702</a>     String ndc = <strong>null</strong>;
+<a name="703" href="#703">703</a>     String className = <strong>null</strong>;
+<a name="704" href="#704">704</a>     String methodName = <strong>null</strong>;
+<a name="705" href="#705">705</a>     String eventFileName = <strong>null</strong>;
+<a name="706" href="#706">706</a>     String lineNumber = <strong>null</strong>;
+<a name="707" href="#707">707</a>     Hashtable properties = <strong>new</strong> Hashtable();
+<a name="708" href="#708">708</a> 
+<a name="709" href="#709">709</a>     logger = Logger.getLogger((String) fieldMap.remove(LOGGER));
+<a name="710" href="#710">710</a> 
+<a name="711" href="#711">711</a>     <strong>if</strong> ((dateFormat != <strong>null</strong>) &amp;&amp; fieldMap.containsKey(TIMESTAMP)) {
+<a name="712" href="#712">712</a>       <strong>try</strong> {
+<a name="713" href="#713">713</a>         timeStamp = dateFormat.parse((String) fieldMap.remove(TIMESTAMP))
+<a name="714" href="#714">714</a>             .getTime();
+<a name="715" href="#715">715</a>       } <strong>catch</strong> (Exception e) {
+<a name="716" href="#716">716</a>         e.printStackTrace();
+<a name="717" href="#717">717</a>       }
+<a name="718" href="#718">718</a>     }
+<a name="719" href="#719">719</a>     <em class="comment">//use current time if timestamp not parseable</em>
+<a name="720" href="#720">720</a>     <strong>if</strong> (timeStamp == 0L) {
+<a name="721" href="#721">721</a>       timeStamp = System.currentTimeMillis();
+<a name="722" href="#722">722</a>     }
+<a name="723" href="#723">723</a> 
+<a name="724" href="#724">724</a>     level = (String) fieldMap.remove(LEVEL);
+<a name="725" href="#725">725</a>     Level levelImpl = Level.toLevel(level.trim());
+<a name="726" href="#726">726</a> 
+<a name="727" href="#727">727</a>     threadName = (String) fieldMap.remove(THREAD);
+<a name="728" href="#728">728</a> 
+<a name="729" href="#729">729</a>     message = fieldMap.remove(MESSAGE);
+<a name="730" href="#730">730</a>     <strong>if</strong> (message == <strong>null</strong>) {
+<a name="731" href="#731">731</a>       message = <span class="string">""</span>;
+<a name="732" href="#732">732</a>     }
+<a name="733" href="#733">733</a> 
+<a name="734" href="#734">734</a>     ndc = (String) fieldMap.remove(NDC);
+<a name="735" href="#735">735</a> 
+<a name="736" href="#736">736</a>     className = (String) fieldMap.remove(CLASS);
+<a name="737" href="#737">737</a> 
+<a name="738" href="#738">738</a>     methodName = (String) fieldMap.remove(METHOD);
+<a name="739" href="#739">739</a> 
+<a name="740" href="#740">740</a>     eventFileName = (String) fieldMap.remove(FILE);
+<a name="741" href="#741">741</a> 
+<a name="742" href="#742">742</a>     lineNumber = (String) fieldMap.remove(LINE);
+<a name="743" href="#743">743</a> 
+<a name="744" href="#744">744</a>     properties.put(Constants.HOSTNAME_KEY, host);
+<a name="745" href="#745">745</a>     properties.put(Constants.APPLICATION_KEY, path);
+<a name="746" href="#746">746</a>     properties.put(Constants.RECEIVER_NAME_KEY, getName());
+<a name="747" href="#747">747</a> 
+<a name="748" href="#748">748</a>     <em class="comment">//all remaining entries in fieldmap are properties</em>
+<a name="749" href="#749">749</a>     properties.putAll(fieldMap);
+<a name="750" href="#750">750</a> 
+<a name="751" href="#751">751</a>     LocationInfo info = <strong>null</strong>;
+<a name="752" href="#752">752</a> 
+<a name="753" href="#753">753</a>     <strong>if</strong> ((eventFileName != <strong>null</strong>) || (className != <strong>null</strong>) || (methodName != <strong>null</strong>)
+<a name="754" href="#754">754</a>         || (lineNumber != <strong>null</strong>)) {
+<a name="755" href="#755">755</a>       info = <strong>new</strong> LocationInfo(eventFileName, className, methodName, lineNumber);
+<a name="756" href="#756">756</a>     } <strong>else</strong> {
+<a name="757" href="#757">757</a>       info = LocationInfo.NA_LOCATION_INFO;
+<a name="758" href="#758">758</a>     }
+<a name="759" href="#759">759</a> 
+<a name="760" href="#760">760</a>     LoggingEvent event = <strong>new</strong> LoggingEvent(<strong>null</strong>,
+<a name="761" href="#761">761</a>             logger, timeStamp, levelImpl, message,
+<a name="762" href="#762">762</a>             threadName,
+<a name="763" href="#763">763</a>             <strong>new</strong> ThrowableInformation(exception),
+<a name="764" href="#764">764</a>             ndc,
+<a name="765" href="#765">765</a>             info,
+<a name="766" href="#766">766</a>             properties);
+<a name="767" href="#767">767</a> 
+<a name="768" href="#768">768</a>     <strong>return</strong> event;
+<a name="769" href="#769">769</a>   }
+<a name="770" href="#770">770</a> 
+<a name="771" href="#771">771</a>   <strong>public</strong> <strong>static</strong> <strong>void</strong> main(String[] args) {
+<a name="772" href="#772">772</a>     <em class="comment">/*</em>
+<a name="773" href="#773">773</a> <em class="comment">    LogFilePatternReceiver test = new LogFilePatternReceiver();</em>
+<a name="774" href="#774">774</a> <em class="comment">    test.setLogFormat("TIMESTAMP LEVEL [THREAD] LOGGER (FILE:LINE) - MESSAGE");</em>
+<a name="775" href="#775">775</a> <em class="comment">    test.setTailing(true);</em>
+<a name="776" href="#776">776</a> <em class="comment">    test.setFileURL("file:///C:/log/test.log");</em>
+<a name="777" href="#777">777</a> <em class="comment">    test.initialize();</em>
+<a name="778" href="#778">778</a> <em class="comment">    try {</em>
+<a name="779" href="#779">779</a> <em class="comment">      test.process(new InputStreamReader(new URL(test.getFileURL())</em>
+<a name="780" href="#780">780</a> <em class="comment">          .openStream()));</em>
+<a name="781" href="#781">781</a> <em class="comment">    } catch (IOException ioe) {</em>
+<a name="782" href="#782">782</a> <em class="comment">      ioe.printStackTrace();</em>
+<a name="783" href="#783">783</a> <em class="comment">    }</em>
+<a name="784" href="#784">784</a> <em class="comment">    */</em>
+<a name="785" href="#785">785</a>   }
+<a name="786" href="#786">786</a> 
+<a name="787" href="#787">787</a>   <em>/**<em>*</em></em>
+<a name="788" href="#788">788</a> <em>   * Close the reader. </em>
+<a name="789" href="#789">789</a> <em>   */</em>
+<a name="790" href="#790">790</a>   <strong>public</strong> <strong>void</strong> shutdown() {
+<a name="791" href="#791">791</a>     <strong>try</strong> {
+<a name="792" href="#792">792</a>       <strong>if</strong> (reader != <strong>null</strong>) {
+<a name="793" href="#793">793</a>         reader.close();
+<a name="794" href="#794">794</a>         reader = <strong>null</strong>;
+<a name="795" href="#795">795</a>       }
+<a name="796" href="#796">796</a>     } <strong>catch</strong> (IOException ioe) {
+<a name="797" href="#797">797</a>       ioe.printStackTrace();
+<a name="798" href="#798">798</a>     }
+<a name="799" href="#799">799</a>   }
+<a name="800" href="#800">800</a> 
+<a name="801" href="#801">801</a>   <em>/**<em>*</em></em>
+<a name="802" href="#802">802</a> <em>   * Read and process the log file.</em>
+<a name="803" href="#803">803</a> <em>   */</em>
+<a name="804" href="#804">804</a>   <strong>public</strong> <strong>void</strong> activateOptions() {
+<a name="805" href="#805">805</a>     Runnable runnable = <strong>new</strong> Runnable() {
+<a name="806" href="#806">806</a>       <strong>public</strong> <strong>void</strong> run() {
+<a name="807" href="#807">807</a>         initialize();
+<a name="808" href="#808">808</a>         <strong>while</strong> (reader == <strong>null</strong>) {
+<a name="809" href="#809">809</a>           getLogger().info(<span class="string">"attempting to load file: "</span> + getFileURL());
+<a name="810" href="#810">810</a> 	        <strong>try</strong> {
+<a name="811" href="#811">811</a> 	          reader = <strong>new</strong> InputStreamReader(<strong>new</strong> URL(getFileURL()).openStream());
+<a name="812" href="#812">812</a> 	        } <strong>catch</strong> (FileNotFoundException fnfe) {
+<a name="813" href="#813">813</a> 	          getLogger().info(<span class="string">"file not available - will try again in 10 seconds"</span>);
+<a name="814" href="#814">814</a> 	          <strong>synchronized</strong>(<strong>this</strong>) {
+<a name="815" href="#815">815</a> 	            <strong>try</strong> {
+<a name="816" href="#816">816</a> 	              wait(10000);
+<a name="817" href="#817">817</a> 	            } <strong>catch</strong> (InterruptedException ie){}
+<a name="818" href="#818">818</a> 	          }
+<a name="819" href="#819">819</a> 	        } <strong>catch</strong> (IOException ioe) {
+<a name="820" href="#820">820</a> 	          getLogger().warn(<span class="string">"unable to load file"</span>, ioe);
+<a name="821" href="#821">821</a> 	          <strong>return</strong>;
+<a name="822" href="#822">822</a> 	        }
+<a name="823" href="#823">823</a>         } 
+<a name="824" href="#824">824</a>         <strong>try</strong> {
+<a name="825" href="#825">825</a>           process(reader);
+<a name="826" href="#826">826</a>         } <strong>catch</strong> (IOException ioe) {
+<a name="827" href="#827">827</a>           <em class="comment">//io exception - probably shut down</em>
+<a name="828" href="#828">828</a>           getLogger().info(<span class="string">"stream closed"</span>);
+<a name="829" href="#829">829</a>         }
+<a name="830" href="#830">830</a>       }
+<a name="831" href="#831">831</a>     };
+<a name="832" href="#832">832</a>     <strong>if</strong>(useCurrentThread) {
+<a name="833" href="#833">833</a>         runnable.run();
+<a name="834" href="#834">834</a>     }<strong>else</strong> {
+<a name="835" href="#835">835</a>         <strong>new</strong> Thread(runnable, <span class="string">"LogFilePatternReceiver-"</span>+getName()).start();
+<a name="836" href="#836">836</a>     }
+<a name="837" href="#837">837</a>   }
+<a name="838" href="#838">838</a> 
+<a name="839" href="#839">839</a>      <em>/**<em>*</em></em>
+<a name="840" href="#840">840</a> <em>      * When true, this property uses the current Thread to perform the import,</em>
+<a name="841" href="#841">841</a> <em>      * otherwise when false (the default), a new Thread is created and started to manage</em>
+<a name="842" href="#842">842</a> <em>      * the import.</em>
+<a name="843" href="#843">843</a> <em>      * @return</em>
+<a name="844" href="#844">844</a> <em>      */</em> 
+<a name="845" href="#845">845</a>     <strong>public</strong> <strong>final</strong> <strong>boolean</strong> isUseCurrentThread() {
+<a name="846" href="#846">846</a>         <strong>return</strong> useCurrentThread;
+<a name="847" href="#847">847</a>     }
+<a name="848" href="#848">848</a> 
+<a name="849" href="#849">849</a>     <em>/**<em>*</em></em>
+<a name="850" href="#850">850</a> <em>     * Sets whether the current Thread or a new Thread is created to perform the import,</em>
+<a name="851" href="#851">851</a> <em>     * the default being false (new Thread created).</em>
+<a name="852" href="#852">852</a> <em>     * </em>
+<a name="853" href="#853">853</a> <em>     * @param useCurrentThread</em>
+<a name="854" href="#854">854</a> <em>     */</em>
+<a name="855" href="#855">855</a>     <strong>public</strong> <strong>final</strong> <strong>void</strong> setUseCurrentThread(<strong>boolean</strong> useCurrentThread) {
+<a name="856" href="#856">856</a>         <strong>this</strong>.useCurrentThread = useCurrentThread;
+<a name="857" href="#857">857</a>     }
+<a name="858" href="#858">858</a> }
+</pre>
+<hr/><div id="footer">This page was automatically generated by <a href="http://maven.apache.org/">Maven</a></div></body>
+</html>
+

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--- logging/site/trunk/docs/log4j/companions/receivers/xref/org/apache/log4j/varia/LogFilePatternReceiverBeanInfo.html (added)
+++ logging/site/trunk/docs/log4j/companions/receivers/xref/org/apache/log4j/varia/LogFilePatternReceiverBeanInfo.html Sat Jul 21 10:50:33 2007
@@ -0,0 +1,63 @@
+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
+<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
+<head>
+<meta http-equiv="content-type" content="text/html; charset=ISO-8859-1" /><title>LogFilePatternReceiverBeanInfo xref</title>
+<link type="text/css" rel="stylesheet" href="../../../../stylesheet.css" />
+</head>
+<body>
+<div id="overview"><a href="../../../../../../../../../../apidocs/org/apache/log4j/varia/LogFilePatternReceiverBeanInfo.html">View Javadoc</a></div><pre>
+
+<a name="1" href="#1">1</a>   <em class="comment">/*</em>
+<a name="2" href="#2">2</a>   <em class="comment"> * Licensed to the Apache Software Foundation (ASF) under one or more</em>
+<a name="3" href="#3">3</a>   <em class="comment"> * contributor license agreements.  See the NOTICE file distributed with</em>
+<a name="4" href="#4">4</a>   <em class="comment"> * this work for additional information regarding copyright ownership.</em>
+<a name="5" href="#5">5</a>   <em class="comment"> * The ASF licenses this file to You under the Apache License, Version 2.0</em>
+<a name="6" href="#6">6</a>   <em class="comment"> * (the "License"); you may not use this file except in compliance with</em>
+<a name="7" href="#7">7</a>   <em class="comment"> * the License.  You may obtain a copy of the License at</em>
+<a name="8" href="#8">8</a>   <em class="comment"> *</em>
+<a name="9" href="#9">9</a>   <em class="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 name="10" href="#10">10</a>  <em class="comment"> *</em>
+<a name="11" href="#11">11</a>  <em class="comment"> * Unless required by applicable law or agreed to in writing, software</em>
+<a name="12" href="#12">12</a>  <em class="comment"> * distributed under the License is distributed on an "AS IS" BASIS,</em>
+<a name="13" href="#13">13</a>  <em class="comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</em>
+<a name="14" href="#14">14</a>  <em class="comment"> * See the License for the specific language governing permissions and</em>
+<a name="15" href="#15">15</a>  <em class="comment"> * limitations under the License.</em>
+<a name="16" href="#16">16</a>  <em class="comment"> */</em>
+<a name="17" href="#17">17</a>  
+<a name="18" href="#18">18</a>  <strong>package</strong> org.apache.log4j.varia;
+<a name="19" href="#19">19</a>  
+<a name="20" href="#20">20</a>  <strong>import</strong> java.beans.PropertyDescriptor;
+<a name="21" href="#21">21</a>  <strong>import</strong> java.beans.SimpleBeanInfo;
+<a name="22" href="#22">22</a>  
+<a name="23" href="#23">23</a>  
+<a name="24" href="#24">24</a>  <em>/**<em>*</em></em>
+<a name="25" href="#25">25</a>  <em> * BeanInfo class for the meta-data of the LogFilePatternReceiver.</em>
+<a name="26" href="#26">26</a>  <em> *</em>
+<a name="27" href="#27">27</a>  <em> */</em>
+<a name="28" href="#28">28</a>  <strong>public</strong> <strong>class</strong> <a href="../../../../org/apache/log4j/varia/LogFilePatternReceiverBeanInfo.html">LogFilePatternReceiverBeanInfo</a> <strong>extends</strong> SimpleBeanInfo {
+<a name="29" href="#29">29</a>    <em class="comment">/*<em class="comment"> (non-Javadoc)</em></em>
+<a name="30" href="#30">30</a>  <em class="comment">   * @see java.beans.BeanInfo#getPropertyDescriptors()</em>
+<a name="31" href="#31">31</a>  <em class="comment">   */</em>
+<a name="32" href="#32">32</a>    <strong>public</strong> PropertyDescriptor[] getPropertyDescriptors() {
+<a name="33" href="#33">33</a>      <strong>try</strong> {
+<a name="34" href="#34">34</a>        <strong>return</strong> <strong>new</strong> PropertyDescriptor[] {
+<a name="35" href="#35">35</a>          <strong>new</strong> PropertyDescriptor(<span class="string">"fileURL"</span>, LogFilePatternReceiver.<strong>class</strong>),
+<a name="36" href="#36">36</a>          <strong>new</strong> PropertyDescriptor(
+<a name="37" href="#37">37</a>            <span class="string">"timestampFormat"</span>, LogFilePatternReceiver.<strong>class</strong>),
+<a name="38" href="#38">38</a>          <strong>new</strong> PropertyDescriptor(<span class="string">"logFormat"</span>, LogFilePatternReceiver.<strong>class</strong>),
+<a name="39" href="#39">39</a>          <strong>new</strong> PropertyDescriptor(<span class="string">"name"</span>, LogFilePatternReceiver.<strong>class</strong>),
+<a name="40" href="#40">40</a>          <strong>new</strong> PropertyDescriptor(<span class="string">"tailing"</span>, LogFilePatternReceiver.<strong>class</strong>),
+<a name="41" href="#41">41</a>          <strong>new</strong> PropertyDescriptor(
+<a name="42" href="#42">42</a>            <span class="string">"filterExpression"</span>, LogFilePatternReceiver.<strong>class</strong>),
+<a name="43" href="#43">43</a>          <strong>new</strong> PropertyDescriptor(<span class="string">"useCurrentThread"</span>, LogFilePatternReceiver.<strong>class</strong>),
+<a name="44" href="#44">44</a>        };
+<a name="45" href="#45">45</a>      } <strong>catch</strong> (Exception e) {
+<a name="46" href="#46">46</a>      }
+<a name="47" href="#47">47</a>  
+<a name="48" href="#48">48</a>      <strong>return</strong> <strong>null</strong>;
+<a name="49" href="#49">49</a>    }
+<a name="50" href="#50">50</a>  }
+</pre>
+<hr/><div id="footer">This page was automatically generated by <a href="http://maven.apache.org/">Maven</a></div></body>
+</html>
+

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--- logging/site/trunk/docs/log4j/companions/receivers/xref/org/apache/log4j/varia/package-frame.html (added)
+++ logging/site/trunk/docs/log4j/companions/receivers/xref/org/apache/log4j/varia/package-frame.html Sat Jul 21 10:50:33 2007
@@ -0,0 +1,30 @@
+
+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "DTD/xhtml1-transitional.dtd">
+<html xml:lang="en" lang="en">
+	<head>
+		<meta http-equiv="content-type" content="text/html; charset=ISO-8859-1" />
+		<title>Apache Receivers Companion for log4j 1.2. 1.1-SNAPSHOT Reference Package org.apache.log4j.varia</title>
+		<link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="style" />
+	</head>
+	<body>
+
+		<h3>
+        	<a href="package-summary.html" target="classFrame">org.apache.log4j.varia</a>
+      	</h3>
+
+      	<h3>Classes</h3>
+
+      	<ul>
+      		          	<li>
+            	<a href="ListModelAppender.html" target="classFrame">ListModelAppender</a>
+          	</li>
+          	          	<li>
+            	<a href="LogFilePatternReceiver.html" target="classFrame">LogFilePatternReceiver</a>
+          	</li>
+          	          	<li>
+            	<a href="LogFilePatternReceiverBeanInfo.html" target="classFrame">LogFilePatternReceiverBeanInfo</a>
+          	</li>
+          	      	</ul>
+
+	</body>
+</html>
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+++ logging/site/trunk/docs/log4j/companions/receivers/xref/org/apache/log4j/varia/package-summary.html Sat Jul 21 10:50:33 2007
@@ -0,0 +1,77 @@
+
+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "DTD/xhtml1-transitional.dtd">
+<html xml:lang="en" lang="en">
+	<head>
+		<meta http-equiv="content-type" content="text/html; charset=ISO-8859-1" />
+		<title>Apache Receivers Companion for log4j 1.2. 1.1-SNAPSHOT Reference Package $name</title>
+		<link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="style" />
+	</head>
+	<body>
+		      	<div class="overview">
+        	<ul>
+          		<li>
+            		<a href="../../../../overview-summary.html">Overview</a>
+          		</li>
+          		<li class="selected">Package</li>
+        	</ul>
+      	</div>
+      	<div class="framenoframe">
+        	<ul>
+          		<li>
+            		<a href="../../../../index.html" target="_top">FRAMES</a>
+          		</li>
+          		<li>
+            		<a href="package-summary.html" target="_top">NO FRAMES</a>
+          		</li>
+        	</ul>
+      	</div>
+		
+		      	<h2>Package org.apache.log4j.varia</h2>
+
+		<table class="summary">
+        	<thead>
+          		<tr>
+            		<th>Class Summary</th>
+          		</tr>
+        	</thead>
+        	<tbody>
+        		            	<tr>
+              		<td>
+                		<a href="ListModelAppender.html" target="classFrame">ListModelAppender</a>
+              		</td>
+            	</tr>
+				            	<tr>
+              		<td>
+                		<a href="LogFilePatternReceiver.html" target="classFrame">LogFilePatternReceiver</a>
+              		</td>
+            	</tr>
+				            	<tr>
+              		<td>
+                		<a href="LogFilePatternReceiverBeanInfo.html" target="classFrame">LogFilePatternReceiverBeanInfo</a>
+              		</td>
+            	</tr>
+				        	</tbody>
+      	</table>
+		
+		      	<div class="overview">
+        	<ul>
+          		<li>
+            		<a href="../../../../overview-summary.html">Overview</a>
+          		</li>
+          		<li class="selected">Package</li>
+        	</ul>
+      	</div>
+      	<div class="framenoframe">
+        	<ul>
+          		<li>
+            		<a href="../../../../index.html" target="_top">FRAMES</a>
+          		</li>
+          		<li>
+            		<a href="package-summary.html" target="_top">NO FRAMES</a>
+          		</li>
+        	</ul>
+      	</div>
+				<hr />
+		Copyright &copy; null Apache Software Foundation. All Rights Reserved.
+	</body>
+</html>
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