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<FONT color="green">001</FONT> /*<a name="line.1"></a>
<FONT color="green">002</FONT> * Licensed to the Apache Software Foundation (ASF) under one or more<a name="line.2"></a>
<FONT color="green">003</FONT> * contributor license agreements. See the NOTICE file distributed with<a name="line.3"></a>
<FONT color="green">004</FONT> * this work for additional information regarding copyright ownership.<a name="line.4"></a>
<FONT color="green">005</FONT> * The ASF licenses this file to You under the Apache license, Version 2.0<a name="line.5"></a>
<FONT color="green">006</FONT> * (the "License"); you may not use this file except in compliance with<a name="line.6"></a>
<FONT color="green">007</FONT> * the License. You may obtain a copy of the License at<a name="line.7"></a>
<FONT color="green">008</FONT> *<a name="line.8"></a>
<FONT color="green">009</FONT> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.9"></a>
<FONT color="green">010</FONT> *<a name="line.10"></a>
<FONT color="green">011</FONT> * Unless required by applicable law or agreed to in writing, software<a name="line.11"></a>
<FONT color="green">012</FONT> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.12"></a>
<FONT color="green">013</FONT> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.13"></a>
<FONT color="green">014</FONT> * See the license for the specific language governing permissions and<a name="line.14"></a>
<FONT color="green">015</FONT> * limitations under the license.<a name="line.15"></a>
<FONT color="green">016</FONT> */<a name="line.16"></a>
<FONT color="green">017</FONT> package org.apache.logging.log4j.message;<a name="line.17"></a>
<FONT color="green">018</FONT> <a name="line.18"></a>
<FONT color="green">019</FONT> import java.io.Serializable;<a name="line.19"></a>
<FONT color="green">020</FONT> <a name="line.20"></a>
<FONT color="green">021</FONT> /**<a name="line.21"></a>
<FONT color="green">022</FONT> * The StructuredData identifier.<a name="line.22"></a>
<FONT color="green">023</FONT> */<a name="line.23"></a>
<FONT color="green">024</FONT> public class StructuredDataId implements Serializable {<a name="line.24"></a>
<FONT color="green">025</FONT> <a name="line.25"></a>
<FONT color="green">026</FONT> /**<a name="line.26"></a>
<FONT color="green">027</FONT> * RFC 5424 Time Quality.<a name="line.27"></a>
<FONT color="green">028</FONT> */<a name="line.28"></a>
<FONT color="green">029</FONT> public static final StructuredDataId TIME_QUALITY = new StructuredDataId("timeQuality", null,<a name="line.29"></a>
<FONT color="green">030</FONT> new String[]{"tzKnown", "isSynced", "syncAccuracy"});<a name="line.30"></a>
<FONT color="green">031</FONT> /**<a name="line.31"></a>
<FONT color="green">032</FONT> * RFC 5424 Origin.<a name="line.32"></a>
<FONT color="green">033</FONT> */<a name="line.33"></a>
<FONT color="green">034</FONT> public static final StructuredDataId ORIGIN = new StructuredDataId("origin", null,<a name="line.34"></a>
<FONT color="green">035</FONT> new String[]{"ip", "enterpriseId", "software", "swVersion"});<a name="line.35"></a>
<FONT color="green">036</FONT> /**<a name="line.36"></a>
<FONT color="green">037</FONT> * RFC 5424 Meta.<a name="line.37"></a>
<FONT color="green">038</FONT> */<a name="line.38"></a>
<FONT color="green">039</FONT> public static final StructuredDataId META = new StructuredDataId("meta", null,<a name="line.39"></a>
<FONT color="green">040</FONT> new String[]{"sequenceId", "sysUpTime", "language"});<a name="line.40"></a>
<FONT color="green">041</FONT> <a name="line.41"></a>
<FONT color="green">042</FONT> /**<a name="line.42"></a>
<FONT color="green">043</FONT> * Reserved enterprise number.<a name="line.43"></a>
<FONT color="green">044</FONT> */<a name="line.44"></a>
<FONT color="green">045</FONT> public static final int RESERVED = -1;<a name="line.45"></a>
<FONT color="green">046</FONT> <a name="line.46"></a>
<FONT color="green">047</FONT> private static final long serialVersionUID = 9031746276396249990L;<a name="line.47"></a>
<FONT color="green">048</FONT> private static final int MAX_LENGTH = 32;<a name="line.48"></a>
<FONT color="green">049</FONT> <a name="line.49"></a>
<FONT color="green">050</FONT> private final String name;<a name="line.50"></a>
<FONT color="green">051</FONT> private final int enterpriseNumber;<a name="line.51"></a>
<FONT color="green">052</FONT> private final String[] required;<a name="line.52"></a>
<FONT color="green">053</FONT> private final String[] optional;<a name="line.53"></a>
<FONT color="green">054</FONT> <a name="line.54"></a>
<FONT color="green">055</FONT> <a name="line.55"></a>
<FONT color="green">056</FONT> protected StructuredDataId(String name, String[] required, String[] optional) {<a name="line.56"></a>
<FONT color="green">057</FONT> int index = -1;<a name="line.57"></a>
<FONT color="green">058</FONT> if (name != null) {<a name="line.58"></a>
<FONT color="green">059</FONT> if (name.length() &gt; MAX_LENGTH) {<a name="line.59"></a>
<FONT color="green">060</FONT> throw new IllegalArgumentException("Length of id exceeds maximum of 32 characters: " + name);<a name="line.60"></a>
<FONT color="green">061</FONT> }<a name="line.61"></a>
<FONT color="green">062</FONT> index = name.indexOf("@");<a name="line.62"></a>
<FONT color="green">063</FONT> }<a name="line.63"></a>
<FONT color="green">064</FONT> <a name="line.64"></a>
<FONT color="green">065</FONT> if (index &gt; 0) {<a name="line.65"></a>
<FONT color="green">066</FONT> this.name = name.substring(0, index);<a name="line.66"></a>
<FONT color="green">067</FONT> this.enterpriseNumber = Integer.parseInt(name.substring(index + 1));<a name="line.67"></a>
<FONT color="green">068</FONT> } else {<a name="line.68"></a>
<FONT color="green">069</FONT> this.name = name;<a name="line.69"></a>
<FONT color="green">070</FONT> this.enterpriseNumber = RESERVED;<a name="line.70"></a>
<FONT color="green">071</FONT> }<a name="line.71"></a>
<FONT color="green">072</FONT> this.required = required;<a name="line.72"></a>
<FONT color="green">073</FONT> this.optional = optional;<a name="line.73"></a>
<FONT color="green">074</FONT> }<a name="line.74"></a>
<FONT color="green">075</FONT> <a name="line.75"></a>
<FONT color="green">076</FONT> /**<a name="line.76"></a>
<FONT color="green">077</FONT> * A Constructor that helps conformance to RFC 5424.<a name="line.77"></a>
<FONT color="green">078</FONT> *<a name="line.78"></a>
<FONT color="green">079</FONT> * @param name The name portion of the id.<a name="line.79"></a>
<FONT color="green">080</FONT> * @param enterpriseNumber The enterprise number.<a name="line.80"></a>
<FONT color="green">081</FONT> * @param required The list of keys that are required for this id.<a name="line.81"></a>
<FONT color="green">082</FONT> * @param optional The list of keys that are optional for this id.<a name="line.82"></a>
<FONT color="green">083</FONT> */<a name="line.83"></a>
<FONT color="green">084</FONT> public StructuredDataId(String name, int enterpriseNumber, String[] required, String[] optional) {<a name="line.84"></a>
<FONT color="green">085</FONT> if (name == null) {<a name="line.85"></a>
<FONT color="green">086</FONT> throw new IllegalArgumentException("No structured id name was supplied");<a name="line.86"></a>
<FONT color="green">087</FONT> }<a name="line.87"></a>
<FONT color="green">088</FONT> if (name.contains("@")) {<a name="line.88"></a>
<FONT color="green">089</FONT> throw new IllegalArgumentException("Structured id name cannot contain an '@");<a name="line.89"></a>
<FONT color="green">090</FONT> }<a name="line.90"></a>
<FONT color="green">091</FONT> if (enterpriseNumber &lt;= 0) {<a name="line.91"></a>
<FONT color="green">092</FONT> throw new IllegalArgumentException("No enterprise number was supplied");<a name="line.92"></a>
<FONT color="green">093</FONT> }<a name="line.93"></a>
<FONT color="green">094</FONT> this.name = name;<a name="line.94"></a>
<FONT color="green">095</FONT> this.enterpriseNumber = enterpriseNumber;<a name="line.95"></a>
<FONT color="green">096</FONT> String id = enterpriseNumber &lt; 0 ? name : name + "@" + enterpriseNumber;<a name="line.96"></a>
<FONT color="green">097</FONT> if (id.length() &gt; MAX_LENGTH) {<a name="line.97"></a>
<FONT color="green">098</FONT> throw new IllegalArgumentException("Length of id exceeds maximum of 32 characters: " + id);<a name="line.98"></a>
<FONT color="green">099</FONT> }<a name="line.99"></a>
<FONT color="green">100</FONT> this.required = required;<a name="line.100"></a>
<FONT color="green">101</FONT> this.optional = optional;<a name="line.101"></a>
<FONT color="green">102</FONT> }<a name="line.102"></a>
<FONT color="green">103</FONT> <a name="line.103"></a>
<FONT color="green">104</FONT> /**<a name="line.104"></a>
<FONT color="green">105</FONT> * Creates an id using another id to supply default values.<a name="line.105"></a>
<FONT color="green">106</FONT> * @param id The original StructuredDataId.<a name="line.106"></a>
<FONT color="green">107</FONT> * @return the new StructuredDataId.<a name="line.107"></a>
<FONT color="green">108</FONT> */<a name="line.108"></a>
<FONT color="green">109</FONT> public StructuredDataId makeId(StructuredDataId id) {<a name="line.109"></a>
<FONT color="green">110</FONT> if (id == null) {<a name="line.110"></a>
<FONT color="green">111</FONT> return this;<a name="line.111"></a>
<FONT color="green">112</FONT> }<a name="line.112"></a>
<FONT color="green">113</FONT> return makeId(id.getName(), id.getEnterpriseNumber());<a name="line.113"></a>
<FONT color="green">114</FONT> }<a name="line.114"></a>
<FONT color="green">115</FONT> <a name="line.115"></a>
<FONT color="green">116</FONT> /**<a name="line.116"></a>
<FONT color="green">117</FONT> * Creates an id based on the current id.<a name="line.117"></a>
<FONT color="green">118</FONT> * @param defaultId The default id to use if this StructuredDataId doesn't have a name.<a name="line.118"></a>
<FONT color="green">119</FONT> * @param enterpriseNumber The enterprise number.<a name="line.119"></a>
<FONT color="green">120</FONT> * @return a StructuredDataId.<a name="line.120"></a>
<FONT color="green">121</FONT> */<a name="line.121"></a>
<FONT color="green">122</FONT> public StructuredDataId makeId(String defaultId, int enterpriseNumber) {<a name="line.122"></a>
<FONT color="green">123</FONT> String id;<a name="line.123"></a>
<FONT color="green">124</FONT> String[] req;<a name="line.124"></a>
<FONT color="green">125</FONT> String[] opt;<a name="line.125"></a>
<FONT color="green">126</FONT> if (enterpriseNumber &lt;= 0) {<a name="line.126"></a>
<FONT color="green">127</FONT> return this;<a name="line.127"></a>
<FONT color="green">128</FONT> }<a name="line.128"></a>
<FONT color="green">129</FONT> if (this.name != null) {<a name="line.129"></a>
<FONT color="green">130</FONT> id = this.name;<a name="line.130"></a>
<FONT color="green">131</FONT> req = this.required;<a name="line.131"></a>
<FONT color="green">132</FONT> opt = this.optional;<a name="line.132"></a>
<FONT color="green">133</FONT> } else {<a name="line.133"></a>
<FONT color="green">134</FONT> id = defaultId;<a name="line.134"></a>
<FONT color="green">135</FONT> req = null;<a name="line.135"></a>
<FONT color="green">136</FONT> opt = null;<a name="line.136"></a>
<FONT color="green">137</FONT> }<a name="line.137"></a>
<FONT color="green">138</FONT> <a name="line.138"></a>
<FONT color="green">139</FONT> return new StructuredDataId(id, enterpriseNumber, req, opt);<a name="line.139"></a>
<FONT color="green">140</FONT> }<a name="line.140"></a>
<FONT color="green">141</FONT> <a name="line.141"></a>
<FONT color="green">142</FONT> /**<a name="line.142"></a>
<FONT color="green">143</FONT> * Returns a list of required keys.<a name="line.143"></a>
<FONT color="green">144</FONT> * @return a List of required keys or null if none have been provided.<a name="line.144"></a>
<FONT color="green">145</FONT> */<a name="line.145"></a>
<FONT color="green">146</FONT> public String[] getRequired() {<a name="line.146"></a>
<FONT color="green">147</FONT> return required;<a name="line.147"></a>
<FONT color="green">148</FONT> }<a name="line.148"></a>
<FONT color="green">149</FONT> <a name="line.149"></a>
<FONT color="green">150</FONT> /**<a name="line.150"></a>
<FONT color="green">151</FONT> * Returns a list of optional keys.<a name="line.151"></a>
<FONT color="green">152</FONT> * @return a List of optional keys or null if none have been provided.<a name="line.152"></a>
<FONT color="green">153</FONT> */<a name="line.153"></a>
<FONT color="green">154</FONT> public String[] getOptional() {<a name="line.154"></a>
<FONT color="green">155</FONT> return optional;<a name="line.155"></a>
<FONT color="green">156</FONT> }<a name="line.156"></a>
<FONT color="green">157</FONT> <a name="line.157"></a>
<FONT color="green">158</FONT> /**<a name="line.158"></a>
<FONT color="green">159</FONT> * Return the StructuredDataId name.<a name="line.159"></a>
<FONT color="green">160</FONT> * @return the StructuredDataId name.<a name="line.160"></a>
<FONT color="green">161</FONT> */<a name="line.161"></a>
<FONT color="green">162</FONT> public String getName() {<a name="line.162"></a>
<FONT color="green">163</FONT> return name;<a name="line.163"></a>
<FONT color="green">164</FONT> }<a name="line.164"></a>
<FONT color="green">165</FONT> <a name="line.165"></a>
<FONT color="green">166</FONT> /**<a name="line.166"></a>
<FONT color="green">167</FONT> * Return the enterprise number.<a name="line.167"></a>
<FONT color="green">168</FONT> * @return the enterprise number.<a name="line.168"></a>
<FONT color="green">169</FONT> */<a name="line.169"></a>
<FONT color="green">170</FONT> public int getEnterpriseNumber() {<a name="line.170"></a>
<FONT color="green">171</FONT> return enterpriseNumber;<a name="line.171"></a>
<FONT color="green">172</FONT> }<a name="line.172"></a>
<FONT color="green">173</FONT> <a name="line.173"></a>
<FONT color="green">174</FONT> /**<a name="line.174"></a>
<FONT color="green">175</FONT> * Indicates if the id is reserved.<a name="line.175"></a>
<FONT color="green">176</FONT> * @return true if the id uses the reserved enterprise number, false otherwise.<a name="line.176"></a>
<FONT color="green">177</FONT> */<a name="line.177"></a>
<FONT color="green">178</FONT> public boolean isReserved() {<a name="line.178"></a>
<FONT color="green">179</FONT> return enterpriseNumber &lt;= 0;<a name="line.179"></a>
<FONT color="green">180</FONT> }<a name="line.180"></a>
<FONT color="green">181</FONT> <a name="line.181"></a>
<FONT color="green">182</FONT> public String toString() {<a name="line.182"></a>
<FONT color="green">183</FONT> return isReserved() ? name : name + "@" + enterpriseNumber;<a name="line.183"></a>
<FONT color="green">184</FONT> }<a name="line.184"></a>
<FONT color="green">185</FONT> }<a name="line.185"></a>
</PRE>
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