| <!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>TTCCLayout xref</title> |
| <link type="text/css" rel="stylesheet" href="../../../stylesheet.css" /> |
| </head> |
| <body> |
| <div id="overview"><a href="../../../../apidocs/org/apache/log4j/TTCCLayout.html">View Javadoc</a></div><pre> |
| |
| <a name="1" href="#1">1</a> <em class="jxr_comment">/*</em> |
| <a name="2" href="#2">2</a> <em class="jxr_comment"> * Licensed to the Apache Software Foundation (ASF) under one or more</em> |
| <a name="3" href="#3">3</a> <em class="jxr_comment"> * contributor license agreements. See the NOTICE file distributed with</em> |
| <a name="4" href="#4">4</a> <em class="jxr_comment"> * this work for additional information regarding copyright ownership.</em> |
| <a 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 name="6" href="#6">6</a> <em class="jxr_comment"> * (the "License"); you may not use this file except in compliance with</em> |
| <a name="7" href="#7">7</a> <em class="jxr_comment"> * the License. You may obtain a copy of the License at</em> |
| <a name="8" href="#8">8</a> <em class="jxr_comment"> * </em> |
| <a 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 name="10" href="#10">10</a> <em class="jxr_comment"> * </em> |
| <a name="11" href="#11">11</a> <em class="jxr_comment"> * Unless required by applicable law or agreed to in writing, software</em> |
| <a name="12" href="#12">12</a> <em class="jxr_comment"> * distributed under the License is distributed on an "AS IS" BASIS,</em> |
| <a name="13" href="#13">13</a> <em class="jxr_comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</em> |
| <a name="14" href="#14">14</a> <em class="jxr_comment"> * See the License for the specific language governing permissions and</em> |
| <a name="15" href="#15">15</a> <em class="jxr_comment"> * limitations under the License.</em> |
| <a name="16" href="#16">16</a> <em class="jxr_comment"> */</em> |
| <a name="17" href="#17">17</a> |
| <a name="18" href="#18">18</a> <em class="jxr_comment">// Contributors: Christopher Williams</em> |
| <a name="19" href="#19">19</a> <em class="jxr_comment">// Mathias Bogaert</em> |
| <a name="20" href="#20">20</a> |
| <a name="21" href="#21">21</a> <strong class="jxr_keyword">package</strong> org.apache.log4j; |
| <a name="22" href="#22">22</a> |
| <a name="23" href="#23">23</a> <strong class="jxr_keyword">import</strong> org.apache.log4j.helpers.DateLayout; |
| <a name="24" href="#24">24</a> <strong class="jxr_keyword">import</strong> org.apache.log4j.spi.LoggingEvent; |
| <a name="25" href="#25">25</a> |
| <a name="26" href="#26">26</a> <em class="jxr_javadoccomment">/**</em> |
| <a name="27" href="#27">27</a> <em class="jxr_javadoccomment"> TTCC layout format consists of time, thread, category and nested</em> |
| <a name="28" href="#28">28</a> <em class="jxr_javadoccomment"> diagnostic context information, hence the name.</em> |
| <a name="29" href="#29">29</a> |
| <a name="30" href="#30">30</a> <em class="jxr_javadoccomment"> <p>Each of the four fields can be individually enabled or</em> |
| <a name="31" href="#31">31</a> <em class="jxr_javadoccomment"> disabled. The time format depends on the <code>DateFormat</code></em> |
| <a name="32" href="#32">32</a> <em class="jxr_javadoccomment"> used.</em> |
| <a name="33" href="#33">33</a> |
| <a name="34" href="#34">34</a> <em class="jxr_javadoccomment"> <p>Here is an example TTCCLayout output with the</em> |
| <a name="35" href="#35">35</a> <em class="jxr_javadoccomment"> {@link org.apache.log4j.helpers.RelativeTimeDateFormat}.</em> |
| <a name="36" href="#36">36</a> |
| <a name="37" href="#37">37</a> <em class="jxr_javadoccomment"> <pre></em> |
| <a name="38" href="#38">38</a> <em class="jxr_javadoccomment">176 [main] INFO org.apache.log4j.examples.Sort - Populating an array of 2 elements in reverse order.</em> |
| <a name="39" href="#39">39</a> <em class="jxr_javadoccomment">225 [main] INFO org.apache.log4j.examples.SortAlgo - Entered the sort method.</em> |
| <a name="40" href="#40">40</a> <em class="jxr_javadoccomment">262 [main] DEBUG org.apache.log4j.examples.SortAlgo.OUTER i=1 - Outer loop.</em> |
| <a name="41" href="#41">41</a> <em class="jxr_javadoccomment">276 [main] DEBUG org.apache.log4j.examples.SortAlgo.SWAP i=1 j=0 - Swapping intArray[0] = 1 and intArray[1] = 0</em> |
| <a name="42" href="#42">42</a> <em class="jxr_javadoccomment">290 [main] DEBUG org.apache.log4j.examples.SortAlgo.OUTER i=0 - Outer loop.</em> |
| <a name="43" href="#43">43</a> <em class="jxr_javadoccomment">304 [main] INFO org.apache.log4j.examples.SortAlgo.DUMP - Dump of interger array:</em> |
| <a name="44" href="#44">44</a> <em class="jxr_javadoccomment">317 [main] INFO org.apache.log4j.examples.SortAlgo.DUMP - Element [0] = 0</em> |
| <a name="45" href="#45">45</a> <em class="jxr_javadoccomment">331 [main] INFO org.apache.log4j.examples.SortAlgo.DUMP - Element [1] = 1</em> |
| <a name="46" href="#46">46</a> <em class="jxr_javadoccomment">343 [main] INFO org.apache.log4j.examples.Sort - The next log statement should be an error message.</em> |
| <a name="47" href="#47">47</a> <em class="jxr_javadoccomment">346 [main] ERROR org.apache.log4j.examples.SortAlgo.DUMP - Tried to dump an uninitialized array.</em> |
| <a name="48" href="#48">48</a> <em class="jxr_javadoccomment"> at org.apache.log4j.examples.SortAlgo.dump(SortAlgo.java:58)</em> |
| <a name="49" href="#49">49</a> <em class="jxr_javadoccomment"> at org.apache.log4j.examples.Sort.main(Sort.java:64)</em> |
| <a name="50" href="#50">50</a> <em class="jxr_javadoccomment">467 [main] INFO org.apache.log4j.examples.Sort - Exiting main method.</em> |
| <a name="51" href="#51">51</a> <em class="jxr_javadoccomment"></pre></em> |
| <a name="52" href="#52">52</a> |
| <a name="53" href="#53">53</a> <em class="jxr_javadoccomment"> <p>The first field is the number of milliseconds elapsed since the</em> |
| <a name="54" href="#54">54</a> <em class="jxr_javadoccomment"> start of the program. The second field is the thread outputting the</em> |
| <a name="55" href="#55">55</a> <em class="jxr_javadoccomment"> log statement. The third field is the level, the fourth field is</em> |
| <a name="56" href="#56">56</a> <em class="jxr_javadoccomment"> the category to which the statement belongs.</em> |
| <a name="57" href="#57">57</a> |
| <a name="58" href="#58">58</a> <em class="jxr_javadoccomment"> <p>The fifth field (just before the '-') is the nested diagnostic</em> |
| <a name="59" href="#59">59</a> <em class="jxr_javadoccomment"> context. Note the nested diagnostic context may be empty as in the</em> |
| <a name="60" href="#60">60</a> <em class="jxr_javadoccomment"> first two statements. The text after the '-' is the message of the</em> |
| <a name="61" href="#61">61</a> <em class="jxr_javadoccomment"> statement.</em> |
| <a name="62" href="#62">62</a> |
| <a name="63" href="#63">63</a> <em class="jxr_javadoccomment"> <p><b>WARNING</b> Do not use the same TTCCLayout instance from</em> |
| <a name="64" href="#64">64</a> <em class="jxr_javadoccomment"> within different appenders. The TTCCLayout is not thread safe when</em> |
| <a name="65" href="#65">65</a> <em class="jxr_javadoccomment"> used in his way. However, it is perfectly safe to use a TTCCLayout</em> |
| <a name="66" href="#66">66</a> <em class="jxr_javadoccomment"> instance from just one appender.</em> |
| <a name="67" href="#67">67</a> |
| <a name="68" href="#68">68</a> <em class="jxr_javadoccomment"> <p>{@link PatternLayout} offers a much more flexible alternative.</em> |
| <a name="69" href="#69">69</a> |
| <a name="70" href="#70">70</a> <em class="jxr_javadoccomment"> @author Ceki G&uuml;lc&uuml;</em> |
| <a name="71" href="#71">71</a> <em class="jxr_javadoccomment"> @author <A HREF="<a href="mailto:heinz.richter@ecmwf.int" target="alexandria_uri">mailto:heinz.richter@ecmwf.int</a>">Heinz Richter</a></em> |
| <a name="72" href="#72">72</a> |
| <a name="73" href="#73">73</a> <em class="jxr_javadoccomment">*/</em> |
| <a name="74" href="#74">74</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../org/apache/log4j/TTCCLayout.html">TTCCLayout</a> <strong class="jxr_keyword">extends</strong> <a href="../../../org/apache/log4j/helpers/DateLayout.html">DateLayout</a> { |
| <a name="75" href="#75">75</a> |
| <a name="76" href="#76">76</a> <em class="jxr_comment">// Internal representation of options</em> |
| <a name="77" href="#77">77</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">boolean</strong> threadPrinting = <strong class="jxr_keyword">true</strong>; |
| <a name="78" href="#78">78</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">boolean</strong> categoryPrefixing = <strong class="jxr_keyword">true</strong>; |
| <a name="79" href="#79">79</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">boolean</strong> contextPrinting = <strong class="jxr_keyword">true</strong>; |
| <a name="80" href="#80">80</a> |
| <a name="81" href="#81">81</a> |
| <a name="82" href="#82">82</a> <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">final</strong> StringBuffer buf = <strong class="jxr_keyword">new</strong> StringBuffer(256); |
| <a name="83" href="#83">83</a> |
| <a name="84" href="#84">84</a> |
| <a name="85" href="#85">85</a> <em class="jxr_javadoccomment">/**</em> |
| <a name="86" href="#86">86</a> <em class="jxr_javadoccomment"> Instantiate a TTCCLayout object with {@link</em> |
| <a name="87" href="#87">87</a> <em class="jxr_javadoccomment"> org.apache.log4j.helpers.RelativeTimeDateFormat} as the date</em> |
| <a name="88" href="#88">88</a> <em class="jxr_javadoccomment"> formatter in the local time zone.</em> |
| <a name="89" href="#89">89</a> |
| <a name="90" href="#90">90</a> <em class="jxr_javadoccomment"> @since 0.7.5 */</em> |
| <a name="91" href="#91">91</a> <strong class="jxr_keyword">public</strong> <a href="../../../org/apache/log4j/TTCCLayout.html">TTCCLayout</a>() { |
| <a name="92" href="#92">92</a> <strong class="jxr_keyword">this</strong>.setDateFormat(RELATIVE_TIME_DATE_FORMAT, <strong class="jxr_keyword">null</strong>); |
| <a name="93" href="#93">93</a> } |
| <a name="94" href="#94">94</a> |
| <a name="95" href="#95">95</a> |
| <a name="96" href="#96">96</a> <em class="jxr_javadoccomment">/**</em> |
| <a name="97" href="#97">97</a> <em class="jxr_javadoccomment"> Instantiate a TTCCLayout object using the local time zone. The</em> |
| <a name="98" href="#98">98</a> <em class="jxr_javadoccomment"> DateFormat used will depend on the <code>dateFormatType</code>.</em> |
| <a name="99" href="#99">99</a> |
| <a name="100" href="#100">100</a> <em class="jxr_javadoccomment"> <p>This constructor just calls the {@link</em> |
| <a name="101" href="#101">101</a> <em class="jxr_javadoccomment"> DateLayout#setDateFormat} method.</em> |
| <a name="102" href="#102">102</a> |
| <a name="103" href="#103">103</a> <em class="jxr_javadoccomment"> */</em> |
| <a name="104" href="#104">104</a> <strong class="jxr_keyword">public</strong> <a href="../../../org/apache/log4j/TTCCLayout.html">TTCCLayout</a>(String dateFormatType) { |
| <a name="105" href="#105">105</a> <strong class="jxr_keyword">this</strong>.setDateFormat(dateFormatType); |
| <a name="106" href="#106">106</a> } |
| <a name="107" href="#107">107</a> |
| <a name="108" href="#108">108</a> |
| <a name="109" href="#109">109</a> <em class="jxr_javadoccomment">/**</em> |
| <a name="110" href="#110">110</a> <em class="jxr_javadoccomment"> The <b>ThreadPrinting</b> option specifies whether the name of the</em> |
| <a name="111" href="#111">111</a> <em class="jxr_javadoccomment"> current thread is part of log output or not. This is true by default.</em> |
| <a name="112" href="#112">112</a> <em class="jxr_javadoccomment"> */</em> |
| <a name="113" href="#113">113</a> <strong class="jxr_keyword">public</strong> |
| <a name="114" href="#114">114</a> <strong class="jxr_keyword">void</strong> setThreadPrinting(<strong class="jxr_keyword">boolean</strong> threadPrinting) { |
| <a name="115" href="#115">115</a> <strong class="jxr_keyword">this</strong>.threadPrinting = threadPrinting; |
| <a name="116" href="#116">116</a> } |
| <a name="117" href="#117">117</a> |
| <a name="118" href="#118">118</a> <em class="jxr_javadoccomment">/**</em> |
| <a name="119" href="#119">119</a> <em class="jxr_javadoccomment"> Returns value of the <b>ThreadPrinting</b> option.</em> |
| <a name="120" href="#120">120</a> <em class="jxr_javadoccomment"> */</em> |
| <a name="121" href="#121">121</a> <strong class="jxr_keyword">public</strong> |
| <a name="122" href="#122">122</a> <strong class="jxr_keyword">boolean</strong> getThreadPrinting() { |
| <a name="123" href="#123">123</a> <strong class="jxr_keyword">return</strong> threadPrinting; |
| <a name="124" href="#124">124</a> } |
| <a name="125" href="#125">125</a> |
| <a name="126" href="#126">126</a> <em class="jxr_javadoccomment">/**</em> |
| <a name="127" href="#127">127</a> <em class="jxr_javadoccomment"> The <b>CategoryPrefixing</b> option specifies whether {@link Category}</em> |
| <a name="128" href="#128">128</a> <em class="jxr_javadoccomment"> name is part of log output or not. This is true by default.</em> |
| <a name="129" href="#129">129</a> <em class="jxr_javadoccomment"> */</em> |
| <a name="130" href="#130">130</a> <strong class="jxr_keyword">public</strong> |
| <a name="131" href="#131">131</a> <strong class="jxr_keyword">void</strong> setCategoryPrefixing(<strong class="jxr_keyword">boolean</strong> categoryPrefixing) { |
| <a name="132" href="#132">132</a> <strong class="jxr_keyword">this</strong>.categoryPrefixing = categoryPrefixing; |
| <a name="133" href="#133">133</a> } |
| <a name="134" href="#134">134</a> |
| <a name="135" href="#135">135</a> <em class="jxr_javadoccomment">/**</em> |
| <a name="136" href="#136">136</a> <em class="jxr_javadoccomment"> Returns value of the <b>CategoryPrefixing</b> option.</em> |
| <a name="137" href="#137">137</a> <em class="jxr_javadoccomment"> */</em> |
| <a name="138" href="#138">138</a> <strong class="jxr_keyword">public</strong> |
| <a name="139" href="#139">139</a> <strong class="jxr_keyword">boolean</strong> getCategoryPrefixing() { |
| <a name="140" href="#140">140</a> <strong class="jxr_keyword">return</strong> categoryPrefixing; |
| <a name="141" href="#141">141</a> } |
| <a name="142" href="#142">142</a> |
| <a name="143" href="#143">143</a> <em class="jxr_javadoccomment">/**</em> |
| <a name="144" href="#144">144</a> <em class="jxr_javadoccomment"> The <b>ContextPrinting</b> option specifies log output will include</em> |
| <a name="145" href="#145">145</a> <em class="jxr_javadoccomment"> the nested context information belonging to the current thread.</em> |
| <a name="146" href="#146">146</a> <em class="jxr_javadoccomment"> This is true by default.</em> |
| <a name="147" href="#147">147</a> <em class="jxr_javadoccomment"> */</em> |
| <a name="148" href="#148">148</a> <strong class="jxr_keyword">public</strong> |
| <a name="149" href="#149">149</a> <strong class="jxr_keyword">void</strong> setContextPrinting(<strong class="jxr_keyword">boolean</strong> contextPrinting) { |
| <a name="150" href="#150">150</a> <strong class="jxr_keyword">this</strong>.contextPrinting = contextPrinting; |
| <a name="151" href="#151">151</a> } |
| <a name="152" href="#152">152</a> |
| <a name="153" href="#153">153</a> <em class="jxr_javadoccomment">/**</em> |
| <a name="154" href="#154">154</a> <em class="jxr_javadoccomment"> Returns value of the <b>ContextPrinting</b> option.</em> |
| <a name="155" href="#155">155</a> <em class="jxr_javadoccomment"> */</em> |
| <a name="156" href="#156">156</a> <strong class="jxr_keyword">public</strong> |
| <a name="157" href="#157">157</a> <strong class="jxr_keyword">boolean</strong> getContextPrinting() { |
| <a name="158" href="#158">158</a> <strong class="jxr_keyword">return</strong> contextPrinting; |
| <a name="159" href="#159">159</a> } |
| <a name="160" href="#160">160</a> |
| <a name="161" href="#161">161</a> <em class="jxr_javadoccomment">/**</em> |
| <a name="162" href="#162">162</a> <em class="jxr_javadoccomment"> In addition to the level of the statement and message, the</em> |
| <a name="163" href="#163">163</a> <em class="jxr_javadoccomment"> returned byte array includes time, thread, category and {@link NDC}</em> |
| <a name="164" href="#164">164</a> <em class="jxr_javadoccomment"> information.</em> |
| <a name="165" href="#165">165</a> |
| <a name="166" href="#166">166</a> <em class="jxr_javadoccomment"> <p>Time, thread, category and diagnostic context are printed</em> |
| <a name="167" href="#167">167</a> <em class="jxr_javadoccomment"> depending on options.</em> |
| <a name="168" href="#168">168</a> |
| <a name="169" href="#169">169</a> <em class="jxr_javadoccomment"> @param event The event to format</em> |
| <a name="170" href="#170">170</a> |
| <a name="171" href="#171">171</a> <em class="jxr_javadoccomment"> */</em> |
| <a name="172" href="#172">172</a> <strong class="jxr_keyword">public</strong> |
| <a name="173" href="#173">173</a> String format(<a href="../../../org/apache/log4j/spi/LoggingEvent.html">LoggingEvent</a> event) { |
| <a name="174" href="#174">174</a> |
| <a name="175" href="#175">175</a> <em class="jxr_comment">// Reset buf</em> |
| <a name="176" href="#176">176</a> buf.setLength(0); |
| <a name="177" href="#177">177</a> |
| <a name="178" href="#178">178</a> dateFormat(buf, event); |
| <a name="179" href="#179">179</a> |
| <a name="180" href="#180">180</a> <strong class="jxr_keyword">if</strong>(<strong class="jxr_keyword">this</strong>.threadPrinting) { |
| <a name="181" href="#181">181</a> buf.append('['); |
| <a name="182" href="#182">182</a> buf.append(event.getThreadName()); |
| <a name="183" href="#183">183</a> buf.append(<span class="jxr_string">"] "</span>); |
| <a name="184" href="#184">184</a> } |
| <a name="185" href="#185">185</a> buf.append(event.getLevel().toString()); |
| <a name="186" href="#186">186</a> buf.append(' '); |
| <a name="187" href="#187">187</a> |
| <a name="188" href="#188">188</a> <strong class="jxr_keyword">if</strong>(<strong class="jxr_keyword">this</strong>.categoryPrefixing) { |
| <a name="189" href="#189">189</a> buf.append(event.getLoggerName()); |
| <a name="190" href="#190">190</a> buf.append(' '); |
| <a name="191" href="#191">191</a> } |
| <a name="192" href="#192">192</a> |
| <a name="193" href="#193">193</a> <strong class="jxr_keyword">if</strong>(<strong class="jxr_keyword">this</strong>.contextPrinting) { |
| <a name="194" href="#194">194</a> String ndc = event.getNDC(); |
| <a name="195" href="#195">195</a> |
| <a name="196" href="#196">196</a> <strong class="jxr_keyword">if</strong>(ndc != <strong class="jxr_keyword">null</strong>) { |
| <a name="197" href="#197">197</a> buf.append(ndc); |
| <a name="198" href="#198">198</a> buf.append(' '); |
| <a name="199" href="#199">199</a> } |
| <a name="200" href="#200">200</a> } |
| <a name="201" href="#201">201</a> buf.append(<span class="jxr_string">"- "</span>); |
| <a name="202" href="#202">202</a> buf.append(event.getRenderedMessage()); |
| <a name="203" href="#203">203</a> buf.append(LINE_SEP); |
| <a name="204" href="#204">204</a> <strong class="jxr_keyword">return</strong> buf.toString(); |
| <a name="205" href="#205">205</a> } |
| <a name="206" href="#206">206</a> |
| <a name="207" href="#207">207</a> <em class="jxr_javadoccomment">/**</em> |
| <a name="208" href="#208">208</a> <em class="jxr_javadoccomment"> The TTCCLayout does not handle the throwable contained within</em> |
| <a name="209" href="#209">209</a> <em class="jxr_javadoccomment"> {@link LoggingEvent LoggingEvents}. Thus, it returns</em> |
| <a name="210" href="#210">210</a> <em class="jxr_javadoccomment"> <code>true</code>.</em> |
| <a name="211" href="#211">211</a> |
| <a name="212" href="#212">212</a> <em class="jxr_javadoccomment"> @since version 0.8.4 */</em> |
| <a name="213" href="#213">213</a> <strong class="jxr_keyword">public</strong> |
| <a name="214" href="#214">214</a> <strong class="jxr_keyword">boolean</strong> ignoresThrowable() { |
| <a name="215" href="#215">215</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">true</strong>; |
| <a name="216" href="#216">216</a> } |
| <a name="217" href="#217">217</a> } |
| </pre> |
| <hr/><div id="footer">This page was automatically generated by <a href="http://maven.apache.org/">Maven</a></div></body> |
| </html> |
| |
