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apache / logging-log4j-site / 9755b12b39efbc0142688f9b1a11ec68db89f97b / . / 2.13.2 / log4j-core / apidocs / src-html / org / apache / logging / log4j / core / appender / routing / Route.html
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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.appender.routing;<a name="line.17"></a>
<span class="sourceLineNo">018</span><a name="line.18"></a>
<span class="sourceLineNo">019</span>import org.apache.logging.log4j.Logger;<a name="line.19"></a>
<span class="sourceLineNo">020</span>import org.apache.logging.log4j.core.Core;<a name="line.20"></a>
<span class="sourceLineNo">021</span>import org.apache.logging.log4j.core.config.Node;<a name="line.21"></a>
<span class="sourceLineNo">022</span>import org.apache.logging.log4j.core.config.plugins.Plugin;<a name="line.22"></a>
<span class="sourceLineNo">023</span>import org.apache.logging.log4j.core.config.plugins.PluginAttribute;<a name="line.23"></a>
<span class="sourceLineNo">024</span>import org.apache.logging.log4j.core.config.plugins.PluginFactory;<a name="line.24"></a>
<span class="sourceLineNo">025</span>import org.apache.logging.log4j.core.config.plugins.PluginNode;<a name="line.25"></a>
<span class="sourceLineNo">026</span>import org.apache.logging.log4j.status.StatusLogger;<a name="line.26"></a>
<span class="sourceLineNo">027</span><a name="line.27"></a>
<span class="sourceLineNo">028</span>/**<a name="line.28"></a>
<span class="sourceLineNo">029</span> * A Route to an appender.<a name="line.29"></a>
<span class="sourceLineNo">030</span> */<a name="line.30"></a>
<span class="sourceLineNo">031</span>@Plugin(name = "Route", category = Core.CATEGORY_NAME, printObject = true, deferChildren = true)<a name="line.31"></a>
<span class="sourceLineNo">032</span>public final class Route {<a name="line.32"></a>
<span class="sourceLineNo">033</span> private static final Logger LOGGER = StatusLogger.getLogger();<a name="line.33"></a>
<span class="sourceLineNo">034</span><a name="line.34"></a>
<span class="sourceLineNo">035</span> private final Node node;<a name="line.35"></a>
<span class="sourceLineNo">036</span> private final String appenderRef;<a name="line.36"></a>
<span class="sourceLineNo">037</span> private final String key;<a name="line.37"></a>
<span class="sourceLineNo">038</span><a name="line.38"></a>
<span class="sourceLineNo">039</span> private Route(final Node node, final String appenderRef, final String key) {<a name="line.39"></a>
<span class="sourceLineNo">040</span> this.node = node;<a name="line.40"></a>
<span class="sourceLineNo">041</span> this.appenderRef = appenderRef;<a name="line.41"></a>
<span class="sourceLineNo">042</span> this.key = key;<a name="line.42"></a>
<span class="sourceLineNo">043</span> }<a name="line.43"></a>
<span class="sourceLineNo">044</span><a name="line.44"></a>
<span class="sourceLineNo">045</span> /**<a name="line.45"></a>
<span class="sourceLineNo">046</span> * Returns the Dynamic Appender Node.<a name="line.46"></a>
<span class="sourceLineNo">047</span> * @return The Node.<a name="line.47"></a>
<span class="sourceLineNo">048</span> */<a name="line.48"></a>
<span class="sourceLineNo">049</span> public Node getNode() {<a name="line.49"></a>
<span class="sourceLineNo">050</span> return node;<a name="line.50"></a>
<span class="sourceLineNo">051</span> }<a name="line.51"></a>
<span class="sourceLineNo">052</span><a name="line.52"></a>
<span class="sourceLineNo">053</span> /**<a name="line.53"></a>
<span class="sourceLineNo">054</span> * Returns the appender reference.<a name="line.54"></a>
<span class="sourceLineNo">055</span> * @return The Appender reference.<a name="line.55"></a>
<span class="sourceLineNo">056</span> */<a name="line.56"></a>
<span class="sourceLineNo">057</span> public String getAppenderRef() {<a name="line.57"></a>
<span class="sourceLineNo">058</span> return appenderRef;<a name="line.58"></a>
<span class="sourceLineNo">059</span> }<a name="line.59"></a>
<span class="sourceLineNo">060</span><a name="line.60"></a>
<span class="sourceLineNo">061</span> /**<a name="line.61"></a>
<span class="sourceLineNo">062</span> * Returns the key for this Route.<a name="line.62"></a>
<span class="sourceLineNo">063</span> * @return the key for this Route.<a name="line.63"></a>
<span class="sourceLineNo">064</span> */<a name="line.64"></a>
<span class="sourceLineNo">065</span> public String getKey() {<a name="line.65"></a>
<span class="sourceLineNo">066</span> return key;<a name="line.66"></a>
<span class="sourceLineNo">067</span> }<a name="line.67"></a>
<span class="sourceLineNo">068</span><a name="line.68"></a>
<span class="sourceLineNo">069</span> @Override<a name="line.69"></a>
<span class="sourceLineNo">070</span> public String toString() {<a name="line.70"></a>
<span class="sourceLineNo">071</span> final StringBuilder sb = new StringBuilder("Route(");<a name="line.71"></a>
<span class="sourceLineNo">072</span> sb.append("type=");<a name="line.72"></a>
<span class="sourceLineNo">073</span> if (appenderRef != null) {<a name="line.73"></a>
<span class="sourceLineNo">074</span> sb.append("static Reference=").append(appenderRef);<a name="line.74"></a>
<span class="sourceLineNo">075</span> } else if (node != null) {<a name="line.75"></a>
<span class="sourceLineNo">076</span> sb.append("dynamic - type=").append(node.getName());<a name="line.76"></a>
<span class="sourceLineNo">077</span> } else {<a name="line.77"></a>
<span class="sourceLineNo">078</span> sb.append("invalid Route");<a name="line.78"></a>
<span class="sourceLineNo">079</span> }<a name="line.79"></a>
<span class="sourceLineNo">080</span> if (key != null) {<a name="line.80"></a>
<span class="sourceLineNo">081</span> sb.append(" key='").append(key).append('\'');<a name="line.81"></a>
<span class="sourceLineNo">082</span> } else {<a name="line.82"></a>
<span class="sourceLineNo">083</span> sb.append(" default");<a name="line.83"></a>
<span class="sourceLineNo">084</span> }<a name="line.84"></a>
<span class="sourceLineNo">085</span> sb.append(')');<a name="line.85"></a>
<span class="sourceLineNo">086</span> return sb.toString();<a name="line.86"></a>
<span class="sourceLineNo">087</span> }<a name="line.87"></a>
<span class="sourceLineNo">088</span><a name="line.88"></a>
<span class="sourceLineNo">089</span> /**<a name="line.89"></a>
<span class="sourceLineNo">090</span> * Create the Route.<a name="line.90"></a>
<span class="sourceLineNo">091</span> * @param appenderRef The Appender reference.<a name="line.91"></a>
<span class="sourceLineNo">092</span> * @param key The key.<a name="line.92"></a>
<span class="sourceLineNo">093</span> * @param node The Node.<a name="line.93"></a>
<span class="sourceLineNo">094</span> * @return A Route.<a name="line.94"></a>
<span class="sourceLineNo">095</span> */<a name="line.95"></a>
<span class="sourceLineNo">096</span> @PluginFactory<a name="line.96"></a>
<span class="sourceLineNo">097</span> public static Route createRoute(<a name="line.97"></a>
<span class="sourceLineNo">098</span> @PluginAttribute("ref") final String appenderRef,<a name="line.98"></a>
<span class="sourceLineNo">099</span> @PluginAttribute("key") final String key,<a name="line.99"></a>
<span class="sourceLineNo">100</span> @PluginNode final Node node) {<a name="line.100"></a>
<span class="sourceLineNo">101</span> if (node != null &amp;&amp; node.hasChildren()) {<a name="line.101"></a>
<span class="sourceLineNo">102</span> if (appenderRef != null) {<a name="line.102"></a>
<span class="sourceLineNo">103</span> LOGGER.error("A route cannot be configured with an appender reference and an appender definition");<a name="line.103"></a>
<span class="sourceLineNo">104</span> return null;<a name="line.104"></a>
<span class="sourceLineNo">105</span> }<a name="line.105"></a>
<span class="sourceLineNo">106</span> } else {<a name="line.106"></a>
<span class="sourceLineNo">107</span> if (appenderRef == null) {<a name="line.107"></a>
<span class="sourceLineNo">108</span> LOGGER.error("A route must specify an appender reference or an appender definition");<a name="line.108"></a>
<span class="sourceLineNo">109</span> return null;<a name="line.109"></a>
<span class="sourceLineNo">110</span> }<a name="line.110"></a>
<span class="sourceLineNo">111</span> }<a name="line.111"></a>
<span class="sourceLineNo">112</span> return new Route(node, appenderRef, key);<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>
</pre>
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