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| <pre><span class="sourceLineNo">001</span>/*<a name="line.1"></a> |
| <span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one or more<a name="line.2"></a> |
| <span class="sourceLineNo">003</span> * contributor license agreements. See the NOTICE file distributed with<a name="line.3"></a> |
| <span class="sourceLineNo">004</span> * this work for additional information regarding copyright ownership.<a name="line.4"></a> |
| <span class="sourceLineNo">005</span> * The ASF licenses this file to You under the Apache license, Version 2.0<a name="line.5"></a> |
| <span class="sourceLineNo">006</span> * (the "License"); you may not use this file except in compliance with<a name="line.6"></a> |
| <span class="sourceLineNo">007</span> * the License. You may obtain a copy of the License at<a name="line.7"></a> |
| <span class="sourceLineNo">008</span> *<a name="line.8"></a> |
| <span class="sourceLineNo">009</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.9"></a> |
| <span class="sourceLineNo">010</span> *<a name="line.10"></a> |
| <span class="sourceLineNo">011</span> * Unless required by applicable law or agreed to in writing, software<a name="line.11"></a> |
| <span class="sourceLineNo">012</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.12"></a> |
| <span class="sourceLineNo">013</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.13"></a> |
| <span class="sourceLineNo">014</span> * See the license for the specific language governing permissions and<a name="line.14"></a> |
| <span class="sourceLineNo">015</span> * limitations under the license.<a name="line.15"></a> |
| <span class="sourceLineNo">016</span> */<a name="line.16"></a> |
| <span class="sourceLineNo">017</span>package org.apache.logging.log4j.core.pattern;<a name="line.17"></a> |
| <span class="sourceLineNo">018</span><a name="line.18"></a> |
| <span class="sourceLineNo">019</span>import java.util.Arrays;<a name="line.19"></a> |
| <span class="sourceLineNo">020</span>import java.util.HashMap;<a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import java.util.List;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import java.util.Locale;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import java.util.Map;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span><a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import org.apache.logging.log4j.Level;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import org.apache.logging.log4j.core.LogEvent;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import org.apache.logging.log4j.core.config.Configuration;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import org.apache.logging.log4j.core.config.plugins.Plugin;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import org.apache.logging.log4j.core.layout.PatternLayout;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import org.apache.logging.log4j.util.PerformanceSensitive;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import org.apache.logging.log4j.util.Strings;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span><a name="line.32"></a> |
| <span class="sourceLineNo">033</span>/**<a name="line.33"></a> |
| <span class="sourceLineNo">034</span> * Highlight pattern converter. Formats the result of a pattern using a color appropriate for the Level in the LogEvent.<a name="line.34"></a> |
| <span class="sourceLineNo">035</span> * <p><a name="line.35"></a> |
| <span class="sourceLineNo">036</span> * For example:<a name="line.36"></a> |
| <span class="sourceLineNo">037</span> * </p><a name="line.37"></a> |
| <span class="sourceLineNo">038</span> *<a name="line.38"></a> |
| <span class="sourceLineNo">039</span> * <pre><a name="line.39"></a> |
| <span class="sourceLineNo">040</span> * %highlight{%d{ ISO8601 } [%t] %-5level: %msg%n%throwable}<a name="line.40"></a> |
| <span class="sourceLineNo">041</span> * </pre><a name="line.41"></a> |
| <span class="sourceLineNo">042</span> * <p><a name="line.42"></a> |
| <span class="sourceLineNo">043</span> * You can define custom colors for each Level:<a name="line.43"></a> |
| <span class="sourceLineNo">044</span> * </p><a name="line.44"></a> |
| <span class="sourceLineNo">045</span> *<a name="line.45"></a> |
| <span class="sourceLineNo">046</span> * <pre><a name="line.46"></a> |
| <span class="sourceLineNo">047</span> * %highlight{%d{ ISO8601 } [%t] %-5level: %msg%n%throwable}{FATAL=red, ERROR=red, WARN=yellow, INFO=green, DEBUG=cyan,<a name="line.47"></a> |
| <span class="sourceLineNo">048</span> * TRACE=black}<a name="line.48"></a> |
| <span class="sourceLineNo">049</span> * </pre><a name="line.49"></a> |
| <span class="sourceLineNo">050</span> * <p><a name="line.50"></a> |
| <span class="sourceLineNo">051</span> * You can use a predefined style:<a name="line.51"></a> |
| <span class="sourceLineNo">052</span> * </p><a name="line.52"></a> |
| <span class="sourceLineNo">053</span> *<a name="line.53"></a> |
| <span class="sourceLineNo">054</span> * <pre><a name="line.54"></a> |
| <span class="sourceLineNo">055</span> * %highlight{%d{ ISO8601 } [%t] %-5level: %msg%n%throwable}{STYLE=DEFAULT}<a name="line.55"></a> |
| <span class="sourceLineNo">056</span> * </pre><a name="line.56"></a> |
| <span class="sourceLineNo">057</span> * <p><a name="line.57"></a> |
| <span class="sourceLineNo">058</span> * The available predefined styles are:<a name="line.58"></a> |
| <span class="sourceLineNo">059</span> * </p><a name="line.59"></a> |
| <span class="sourceLineNo">060</span> * <ul><a name="line.60"></a> |
| <span class="sourceLineNo">061</span> * <li>{@code Default}</li><a name="line.61"></a> |
| <span class="sourceLineNo">062</span> * <li>{@code Log4j} - The same as {@code Default}</li><a name="line.62"></a> |
| <span class="sourceLineNo">063</span> * <li>{@code Logback}</li><a name="line.63"></a> |
| <span class="sourceLineNo">064</span> * </ul><a name="line.64"></a> |
| <span class="sourceLineNo">065</span> * <p><a name="line.65"></a> |
| <span class="sourceLineNo">066</span> * You can use whitespace around the comma and equal sign. The names in values MUST come from the<a name="line.66"></a> |
| <span class="sourceLineNo">067</span> * {@linkplain AnsiEscape} enum, case is normalized to upper-case internally.<a name="line.67"></a> |
| <span class="sourceLineNo">068</span> * </p><a name="line.68"></a> |
| <span class="sourceLineNo">069</span> *<a name="line.69"></a> |
| <span class="sourceLineNo">070</span> * <p><a name="line.70"></a> |
| <span class="sourceLineNo">071</span> * To disable ANSI output unconditionally, specify an additional option <code>disableAnsi=true</code>, or to<a name="line.71"></a> |
| <span class="sourceLineNo">072</span> * disable ANSI output if no console is detected, specify option <code>noConsoleNoAnsi=true</code> e.g..<a name="line.72"></a> |
| <span class="sourceLineNo">073</span> * </p><a name="line.73"></a> |
| <span class="sourceLineNo">074</span> * <pre><a name="line.74"></a> |
| <span class="sourceLineNo">075</span> * %highlight{%d{ ISO8601 } [%t] %-5level: %msg%n%throwable}{STYLE=DEFAULT, noConsoleNoAnsi=true}<a name="line.75"></a> |
| <span class="sourceLineNo">076</span> * </pre><a name="line.76"></a> |
| <span class="sourceLineNo">077</span> */<a name="line.77"></a> |
| <span class="sourceLineNo">078</span>@Plugin(name = "highlight", category = PatternConverter.CATEGORY)<a name="line.78"></a> |
| <span class="sourceLineNo">079</span>@ConverterKeys({ "highlight" })<a name="line.79"></a> |
| <span class="sourceLineNo">080</span>@PerformanceSensitive("allocation")<a name="line.80"></a> |
| <span class="sourceLineNo">081</span>public final class HighlightConverter extends LogEventPatternConverter implements AnsiConverter {<a name="line.81"></a> |
| <span class="sourceLineNo">082</span><a name="line.82"></a> |
| <span class="sourceLineNo">083</span> private static final Map<String, String> DEFAULT_STYLES = new HashMap<>();<a name="line.83"></a> |
| <span class="sourceLineNo">084</span><a name="line.84"></a> |
| <span class="sourceLineNo">085</span> private static final Map<String, String> LOGBACK_STYLES = new HashMap<>();<a name="line.85"></a> |
| <span class="sourceLineNo">086</span><a name="line.86"></a> |
| <span class="sourceLineNo">087</span> private static final String STYLE_KEY = "STYLE";<a name="line.87"></a> |
| <span class="sourceLineNo">088</span><a name="line.88"></a> |
| <span class="sourceLineNo">089</span> private static final String STYLE_KEY_DEFAULT = "DEFAULT";<a name="line.89"></a> |
| <span class="sourceLineNo">090</span><a name="line.90"></a> |
| <span class="sourceLineNo">091</span> private static final String STYLE_KEY_LOGBACK = "LOGBACK";<a name="line.91"></a> |
| <span class="sourceLineNo">092</span><a name="line.92"></a> |
| <span class="sourceLineNo">093</span> private static final Map<String, Map<String, String>> STYLES = new HashMap<>();<a name="line.93"></a> |
| <span class="sourceLineNo">094</span><a name="line.94"></a> |
| <span class="sourceLineNo">095</span> static {<a name="line.95"></a> |
| <span class="sourceLineNo">096</span> // Default styles:<a name="line.96"></a> |
| <span class="sourceLineNo">097</span> DEFAULT_STYLES.put(Level.FATAL.name(), AnsiEscape.createSequence("BRIGHT", "RED"));<a name="line.97"></a> |
| <span class="sourceLineNo">098</span> DEFAULT_STYLES.put(Level.ERROR.name(), AnsiEscape.createSequence("BRIGHT", "RED"));<a name="line.98"></a> |
| <span class="sourceLineNo">099</span> DEFAULT_STYLES.put(Level.WARN.name(), AnsiEscape.createSequence("YELLOW"));<a name="line.99"></a> |
| <span class="sourceLineNo">100</span> DEFAULT_STYLES.put(Level.INFO.name(), AnsiEscape.createSequence("GREEN"));<a name="line.100"></a> |
| <span class="sourceLineNo">101</span> DEFAULT_STYLES.put(Level.DEBUG.name(), AnsiEscape.createSequence("CYAN"));<a name="line.101"></a> |
| <span class="sourceLineNo">102</span> DEFAULT_STYLES.put(Level.TRACE.name(), AnsiEscape.createSequence("BLACK"));<a name="line.102"></a> |
| <span class="sourceLineNo">103</span> // Logback styles:<a name="line.103"></a> |
| <span class="sourceLineNo">104</span> LOGBACK_STYLES.put(Level.FATAL.name(), AnsiEscape.createSequence("BLINK", "BRIGHT", "RED"));<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> LOGBACK_STYLES.put(Level.ERROR.name(), AnsiEscape.createSequence("BRIGHT", "RED"));<a name="line.105"></a> |
| <span class="sourceLineNo">106</span> LOGBACK_STYLES.put(Level.WARN.name(), AnsiEscape.createSequence("RED"));<a name="line.106"></a> |
| <span class="sourceLineNo">107</span> LOGBACK_STYLES.put(Level.INFO.name(), AnsiEscape.createSequence("BLUE"));<a name="line.107"></a> |
| <span class="sourceLineNo">108</span> LOGBACK_STYLES.put(Level.DEBUG.name(), AnsiEscape.createSequence((String[]) null));<a name="line.108"></a> |
| <span class="sourceLineNo">109</span> LOGBACK_STYLES.put(Level.TRACE.name(), AnsiEscape.createSequence((String[]) null));<a name="line.109"></a> |
| <span class="sourceLineNo">110</span> // Style map:<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> STYLES.put(STYLE_KEY_DEFAULT, DEFAULT_STYLES);<a name="line.111"></a> |
| <span class="sourceLineNo">112</span> STYLES.put(STYLE_KEY_LOGBACK, LOGBACK_STYLES);<a name="line.112"></a> |
| <span class="sourceLineNo">113</span> }<a name="line.113"></a> |
| <span class="sourceLineNo">114</span><a name="line.114"></a> |
| <span class="sourceLineNo">115</span> /**<a name="line.115"></a> |
| <span class="sourceLineNo">116</span> * Creates a level style map where values are ANSI escape sequences given configuration options in {@code option[1]}<a name="line.116"></a> |
| <span class="sourceLineNo">117</span> * .<a name="line.117"></a> |
| <span class="sourceLineNo">118</span> * <p><a name="line.118"></a> |
| <span class="sourceLineNo">119</span> * The format of the option string in {@code option[1]} is:<a name="line.119"></a> |
| <span class="sourceLineNo">120</span> * </p><a name="line.120"></a> |
| <span class="sourceLineNo">121</span> *<a name="line.121"></a> |
| <span class="sourceLineNo">122</span> * <pre><a name="line.122"></a> |
| <span class="sourceLineNo">123</span> * Level1=Value, Level2=Value, ...<a name="line.123"></a> |
| <span class="sourceLineNo">124</span> * </pre><a name="line.124"></a> |
| <span class="sourceLineNo">125</span> *<a name="line.125"></a> |
| <span class="sourceLineNo">126</span> * <p><a name="line.126"></a> |
| <span class="sourceLineNo">127</span> * For example:<a name="line.127"></a> |
| <span class="sourceLineNo">128</span> * </p><a name="line.128"></a> |
| <span class="sourceLineNo">129</span> *<a name="line.129"></a> |
| <span class="sourceLineNo">130</span> * <pre><a name="line.130"></a> |
| <span class="sourceLineNo">131</span> * ERROR=red bold, WARN=yellow bold, INFO=green, ...<a name="line.131"></a> |
| <span class="sourceLineNo">132</span> * </pre><a name="line.132"></a> |
| <span class="sourceLineNo">133</span> *<a name="line.133"></a> |
| <span class="sourceLineNo">134</span> * <p><a name="line.134"></a> |
| <span class="sourceLineNo">135</span> * You can use whitespace around the comma and equal sign. The names in values MUST come from the<a name="line.135"></a> |
| <span class="sourceLineNo">136</span> * {@linkplain AnsiEscape} enum, case is normalized to upper-case internally.<a name="line.136"></a> |
| <span class="sourceLineNo">137</span> * </p><a name="line.137"></a> |
| <span class="sourceLineNo">138</span> *<a name="line.138"></a> |
| <span class="sourceLineNo">139</span> * @param options<a name="line.139"></a> |
| <span class="sourceLineNo">140</span> * The second slot can optionally contain the style map.<a name="line.140"></a> |
| <span class="sourceLineNo">141</span> * @return a new map<a name="line.141"></a> |
| <span class="sourceLineNo">142</span> */<a name="line.142"></a> |
| <span class="sourceLineNo">143</span> private static Map<String, String> createLevelStyleMap(final String[] options) {<a name="line.143"></a> |
| <span class="sourceLineNo">144</span> if (options.length < 2) {<a name="line.144"></a> |
| <span class="sourceLineNo">145</span> return DEFAULT_STYLES;<a name="line.145"></a> |
| <span class="sourceLineNo">146</span> }<a name="line.146"></a> |
| <span class="sourceLineNo">147</span> // Feels like a hack. Should String[] options change to a Map<String,String>?<a name="line.147"></a> |
| <span class="sourceLineNo">148</span> final String string = options[1]<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> .replaceAll(PatternParser.DISABLE_ANSI + "=(true|false)", Strings.EMPTY)<a name="line.149"></a> |
| <span class="sourceLineNo">150</span> .replaceAll(PatternParser.NO_CONSOLE_NO_ANSI + "=(true|false)", Strings.EMPTY);<a name="line.150"></a> |
| <span class="sourceLineNo">151</span> //<a name="line.151"></a> |
| <span class="sourceLineNo">152</span> final Map<String, String> styles = AnsiEscape.createMap(string, new String[] {STYLE_KEY});<a name="line.152"></a> |
| <span class="sourceLineNo">153</span> final Map<String, String> levelStyles = new HashMap<>(DEFAULT_STYLES);<a name="line.153"></a> |
| <span class="sourceLineNo">154</span> for (final Map.Entry<String, String> entry : styles.entrySet()) {<a name="line.154"></a> |
| <span class="sourceLineNo">155</span> final String key = entry.getKey().toUpperCase(Locale.ENGLISH);<a name="line.155"></a> |
| <span class="sourceLineNo">156</span> final String value = entry.getValue();<a name="line.156"></a> |
| <span class="sourceLineNo">157</span> if (STYLE_KEY.equalsIgnoreCase(key)) {<a name="line.157"></a> |
| <span class="sourceLineNo">158</span> final Map<String, String> enumMap = STYLES.get(value.toUpperCase(Locale.ENGLISH));<a name="line.158"></a> |
| <span class="sourceLineNo">159</span> if (enumMap == null) {<a name="line.159"></a> |
| <span class="sourceLineNo">160</span> LOGGER.error("Unknown level style: " + value + ". Use one of " +<a name="line.160"></a> |
| <span class="sourceLineNo">161</span> Arrays.toString(STYLES.keySet().toArray()));<a name="line.161"></a> |
| <span class="sourceLineNo">162</span> } else {<a name="line.162"></a> |
| <span class="sourceLineNo">163</span> levelStyles.putAll(enumMap);<a name="line.163"></a> |
| <span class="sourceLineNo">164</span> }<a name="line.164"></a> |
| <span class="sourceLineNo">165</span> } else {<a name="line.165"></a> |
| <span class="sourceLineNo">166</span> final Level level = Level.toLevel(key, null);<a name="line.166"></a> |
| <span class="sourceLineNo">167</span> if (level == null) {<a name="line.167"></a> |
| <span class="sourceLineNo">168</span> LOGGER.warn("Setting style for yet unknown level name {}", key);<a name="line.168"></a> |
| <span class="sourceLineNo">169</span> levelStyles.put(key, value);<a name="line.169"></a> |
| <span class="sourceLineNo">170</span> } else {<a name="line.170"></a> |
| <span class="sourceLineNo">171</span> levelStyles.put(level.name(), value);<a name="line.171"></a> |
| <span class="sourceLineNo">172</span> }<a name="line.172"></a> |
| <span class="sourceLineNo">173</span> }<a name="line.173"></a> |
| <span class="sourceLineNo">174</span> }<a name="line.174"></a> |
| <span class="sourceLineNo">175</span> return levelStyles;<a name="line.175"></a> |
| <span class="sourceLineNo">176</span> }<a name="line.176"></a> |
| <span class="sourceLineNo">177</span><a name="line.177"></a> |
| <span class="sourceLineNo">178</span> /**<a name="line.178"></a> |
| <span class="sourceLineNo">179</span> * Gets an instance of the class.<a name="line.179"></a> |
| <span class="sourceLineNo">180</span> *<a name="line.180"></a> |
| <span class="sourceLineNo">181</span> * @param config The current Configuration.<a name="line.181"></a> |
| <span class="sourceLineNo">182</span> * @param options pattern options, may be null. If first element is "short", only the first line of the<a name="line.182"></a> |
| <span class="sourceLineNo">183</span> * throwable will be formatted.<a name="line.183"></a> |
| <span class="sourceLineNo">184</span> * @return instance of class.<a name="line.184"></a> |
| <span class="sourceLineNo">185</span> */<a name="line.185"></a> |
| <span class="sourceLineNo">186</span> public static HighlightConverter newInstance(final Configuration config, final String[] options) {<a name="line.186"></a> |
| <span class="sourceLineNo">187</span> if (options.length < 1) {<a name="line.187"></a> |
| <span class="sourceLineNo">188</span> LOGGER.error("Incorrect number of options on style. Expected at least 1, received " + options.length);<a name="line.188"></a> |
| <span class="sourceLineNo">189</span> return null;<a name="line.189"></a> |
| <span class="sourceLineNo">190</span> }<a name="line.190"></a> |
| <span class="sourceLineNo">191</span> if (options[0] == null) {<a name="line.191"></a> |
| <span class="sourceLineNo">192</span> LOGGER.error("No pattern supplied on style");<a name="line.192"></a> |
| <span class="sourceLineNo">193</span> return null;<a name="line.193"></a> |
| <span class="sourceLineNo">194</span> }<a name="line.194"></a> |
| <span class="sourceLineNo">195</span> final PatternParser parser = PatternLayout.createPatternParser(config);<a name="line.195"></a> |
| <span class="sourceLineNo">196</span> final List<PatternFormatter> formatters = parser.parse(options[0]);<a name="line.196"></a> |
| <span class="sourceLineNo">197</span> final boolean disableAnsi = Arrays.toString(options).contains(PatternParser.DISABLE_ANSI + "=true");<a name="line.197"></a> |
| <span class="sourceLineNo">198</span> final boolean noConsoleNoAnsi = Arrays.toString(options).contains(PatternParser.NO_CONSOLE_NO_ANSI + "=true");<a name="line.198"></a> |
| <span class="sourceLineNo">199</span> final boolean hideAnsi = disableAnsi || (noConsoleNoAnsi && System.console() == null);<a name="line.199"></a> |
| <span class="sourceLineNo">200</span> return new HighlightConverter(formatters, createLevelStyleMap(options), hideAnsi);<a name="line.200"></a> |
| <span class="sourceLineNo">201</span> }<a name="line.201"></a> |
| <span class="sourceLineNo">202</span><a name="line.202"></a> |
| <span class="sourceLineNo">203</span> private final Map<String, String> levelStyles;<a name="line.203"></a> |
| <span class="sourceLineNo">204</span><a name="line.204"></a> |
| <span class="sourceLineNo">205</span> private final List<PatternFormatter> patternFormatters;<a name="line.205"></a> |
| <span class="sourceLineNo">206</span><a name="line.206"></a> |
| <span class="sourceLineNo">207</span> private final boolean noAnsi;<a name="line.207"></a> |
| <span class="sourceLineNo">208</span><a name="line.208"></a> |
| <span class="sourceLineNo">209</span> private final String defaultStyle;<a name="line.209"></a> |
| <span class="sourceLineNo">210</span><a name="line.210"></a> |
| <span class="sourceLineNo">211</span> /**<a name="line.211"></a> |
| <span class="sourceLineNo">212</span> * Construct the converter.<a name="line.212"></a> |
| <span class="sourceLineNo">213</span> *<a name="line.213"></a> |
| <span class="sourceLineNo">214</span> * @param patternFormatters<a name="line.214"></a> |
| <span class="sourceLineNo">215</span> * The PatternFormatters to generate the text to manipulate.<a name="line.215"></a> |
| <span class="sourceLineNo">216</span> * @param noAnsi<a name="line.216"></a> |
| <span class="sourceLineNo">217</span> * If true, do not output ANSI escape codes.<a name="line.217"></a> |
| <span class="sourceLineNo">218</span> */<a name="line.218"></a> |
| <span class="sourceLineNo">219</span> private HighlightConverter(final List<PatternFormatter> patternFormatters, final Map<String, String> levelStyles, final boolean noAnsi) {<a name="line.219"></a> |
| <span class="sourceLineNo">220</span> super("style", "style");<a name="line.220"></a> |
| <span class="sourceLineNo">221</span> this.patternFormatters = patternFormatters;<a name="line.221"></a> |
| <span class="sourceLineNo">222</span> this.levelStyles = levelStyles;<a name="line.222"></a> |
| <span class="sourceLineNo">223</span> this.defaultStyle = AnsiEscape.getDefaultStyle();<a name="line.223"></a> |
| <span class="sourceLineNo">224</span> this.noAnsi = noAnsi;<a name="line.224"></a> |
| <span class="sourceLineNo">225</span> }<a name="line.225"></a> |
| <span class="sourceLineNo">226</span><a name="line.226"></a> |
| <span class="sourceLineNo">227</span> /**<a name="line.227"></a> |
| <span class="sourceLineNo">228</span> * {@inheritDoc}<a name="line.228"></a> |
| <span class="sourceLineNo">229</span> */<a name="line.229"></a> |
| <span class="sourceLineNo">230</span> @Override<a name="line.230"></a> |
| <span class="sourceLineNo">231</span> public void format(final LogEvent event, final StringBuilder toAppendTo) {<a name="line.231"></a> |
| <span class="sourceLineNo">232</span> int start = 0;<a name="line.232"></a> |
| <span class="sourceLineNo">233</span> int end = 0;<a name="line.233"></a> |
| <span class="sourceLineNo">234</span> final String levelStyle = levelStyles.get(event.getLevel().name());<a name="line.234"></a> |
| <span class="sourceLineNo">235</span> if (!noAnsi) { // use ANSI: set prefix<a name="line.235"></a> |
| <span class="sourceLineNo">236</span> start = toAppendTo.length();<a name="line.236"></a> |
| <span class="sourceLineNo">237</span> if (levelStyle != null) {<a name="line.237"></a> |
| <span class="sourceLineNo">238</span> toAppendTo.append(levelStyle);<a name="line.238"></a> |
| <span class="sourceLineNo">239</span> }<a name="line.239"></a> |
| <span class="sourceLineNo">240</span> end = toAppendTo.length();<a name="line.240"></a> |
| <span class="sourceLineNo">241</span> }<a name="line.241"></a> |
| <span class="sourceLineNo">242</span><a name="line.242"></a> |
| <span class="sourceLineNo">243</span> // noinspection ForLoopReplaceableByForEach<a name="line.243"></a> |
| <span class="sourceLineNo">244</span> for (int i = 0, size = patternFormatters.size(); i < size; i++) {<a name="line.244"></a> |
| <span class="sourceLineNo">245</span> patternFormatters.get(i).format(event, toAppendTo);<a name="line.245"></a> |
| <span class="sourceLineNo">246</span> }<a name="line.246"></a> |
| <span class="sourceLineNo">247</span><a name="line.247"></a> |
| <span class="sourceLineNo">248</span> // if we use ANSI we need to add the postfix or erase the unnecessary prefix<a name="line.248"></a> |
| <span class="sourceLineNo">249</span> final boolean empty = toAppendTo.length() == end;<a name="line.249"></a> |
| <span class="sourceLineNo">250</span> if (!noAnsi) {<a name="line.250"></a> |
| <span class="sourceLineNo">251</span> if (empty) {<a name="line.251"></a> |
| <span class="sourceLineNo">252</span> toAppendTo.setLength(start); // erase prefix<a name="line.252"></a> |
| <span class="sourceLineNo">253</span> } else if (levelStyle != null) {<a name="line.253"></a> |
| <span class="sourceLineNo">254</span> toAppendTo.append(defaultStyle); // add postfix<a name="line.254"></a> |
| <span class="sourceLineNo">255</span> }<a name="line.255"></a> |
| <span class="sourceLineNo">256</span> }<a name="line.256"></a> |
| <span class="sourceLineNo">257</span> }<a name="line.257"></a> |
| <span class="sourceLineNo">258</span><a name="line.258"></a> |
| <span class="sourceLineNo">259</span> String getLevelStyle(final Level level) {<a name="line.259"></a> |
| <span class="sourceLineNo">260</span> return levelStyles.get(level.name());<a name="line.260"></a> |
| <span class="sourceLineNo">261</span> }<a name="line.261"></a> |
| <span class="sourceLineNo">262</span><a name="line.262"></a> |
| <span class="sourceLineNo">263</span> @Override<a name="line.263"></a> |
| <span class="sourceLineNo">264</span> public boolean handlesThrowable() {<a name="line.264"></a> |
| <span class="sourceLineNo">265</span> for (final PatternFormatter formatter : patternFormatters) {<a name="line.265"></a> |
| <span class="sourceLineNo">266</span> if (formatter .handlesThrowable()) {<a name="line.266"></a> |
| <span class="sourceLineNo">267</span> return true;<a name="line.267"></a> |
| <span class="sourceLineNo">268</span> }<a name="line.268"></a> |
| <span class="sourceLineNo">269</span> }<a name="line.269"></a> |
| <span class="sourceLineNo">270</span> return false;<a name="line.270"></a> |
| <span class="sourceLineNo">271</span> }<a name="line.271"></a> |
| <span class="sourceLineNo">272</span><a name="line.272"></a> |
| <span class="sourceLineNo">273</span>}<a name="line.273"></a> |
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| </pre> |
| </div> |
| </body> |
| </html> |
