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| <PRE> |
| <FONT color="green">001</FONT> /*<a name="line.1"></a> |
| <FONT color="green">002</FONT> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.2"></a> |
| <FONT color="green">003</FONT> * or more contributor license agreements. See the NOTICE file<a name="line.3"></a> |
| <FONT color="green">004</FONT> * distributed with this work for additional information<a name="line.4"></a> |
| <FONT color="green">005</FONT> * regarding copyright ownership. The ASF licenses this file<a name="line.5"></a> |
| <FONT color="green">006</FONT> * to you under the Apache License, Version 2.0 (the "License");<a name="line.6"></a> |
| <FONT color="green">007</FONT> * you may not use this file except in compliance with the License.<a name="line.7"></a> |
| <FONT color="green">008</FONT> * You may obtain a copy of the License at<a name="line.8"></a> |
| <FONT color="green">009</FONT> *<a name="line.9"></a> |
| <FONT color="green">010</FONT> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.10"></a> |
| <FONT color="green">011</FONT> *<a name="line.11"></a> |
| <FONT color="green">012</FONT> * Unless required by applicable law or agreed to in writing, software<a name="line.12"></a> |
| <FONT color="green">013</FONT> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.13"></a> |
| <FONT color="green">014</FONT> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.14"></a> |
| <FONT color="green">015</FONT> * See the License for the specific language governing permissions and<a name="line.15"></a> |
| <FONT color="green">016</FONT> * limitations under the License.<a name="line.16"></a> |
| <FONT color="green">017</FONT> */<a name="line.17"></a> |
| <FONT color="green">018</FONT> /*<a name="line.18"></a> |
| <FONT color="green">019</FONT> * $Id: StringToStringTable.java 468655 2006-10-28 07:12:06Z minchau $<a name="line.19"></a> |
| <FONT color="green">020</FONT> */<a name="line.20"></a> |
| <FONT color="green">021</FONT> package org.apache.xml.utils;<a name="line.21"></a> |
| <FONT color="green">022</FONT> <a name="line.22"></a> |
| <FONT color="green">023</FONT> /**<a name="line.23"></a> |
| <FONT color="green">024</FONT> * A very simple lookup table that stores a list of strings, the even<a name="line.24"></a> |
| <FONT color="green">025</FONT> * number strings being keys, and the odd number strings being values.<a name="line.25"></a> |
| <FONT color="green">026</FONT> * @xsl.usage internal<a name="line.26"></a> |
| <FONT color="green">027</FONT> */<a name="line.27"></a> |
| <FONT color="green">028</FONT> public class StringToStringTable<a name="line.28"></a> |
| <FONT color="green">029</FONT> {<a name="line.29"></a> |
| <FONT color="green">030</FONT> <a name="line.30"></a> |
| <FONT color="green">031</FONT> /** Size of blocks to allocate */<a name="line.31"></a> |
| <FONT color="green">032</FONT> private int m_blocksize;<a name="line.32"></a> |
| <FONT color="green">033</FONT> <a name="line.33"></a> |
| <FONT color="green">034</FONT> /** Array of strings this contains */<a name="line.34"></a> |
| <FONT color="green">035</FONT> private String m_map[];<a name="line.35"></a> |
| <FONT color="green">036</FONT> <a name="line.36"></a> |
| <FONT color="green">037</FONT> /** Number of strings this contains */<a name="line.37"></a> |
| <FONT color="green">038</FONT> private int m_firstFree = 0;<a name="line.38"></a> |
| <FONT color="green">039</FONT> <a name="line.39"></a> |
| <FONT color="green">040</FONT> /** Size of this table */<a name="line.40"></a> |
| <FONT color="green">041</FONT> private int m_mapSize;<a name="line.41"></a> |
| <FONT color="green">042</FONT> <a name="line.42"></a> |
| <FONT color="green">043</FONT> /**<a name="line.43"></a> |
| <FONT color="green">044</FONT> * Default constructor. Note that the default<a name="line.44"></a> |
| <FONT color="green">045</FONT> * block size is very small, for small lists.<a name="line.45"></a> |
| <FONT color="green">046</FONT> */<a name="line.46"></a> |
| <FONT color="green">047</FONT> public StringToStringTable()<a name="line.47"></a> |
| <FONT color="green">048</FONT> {<a name="line.48"></a> |
| <FONT color="green">049</FONT> <a name="line.49"></a> |
| <FONT color="green">050</FONT> m_blocksize = 16;<a name="line.50"></a> |
| <FONT color="green">051</FONT> m_mapSize = m_blocksize;<a name="line.51"></a> |
| <FONT color="green">052</FONT> m_map = new String[m_blocksize];<a name="line.52"></a> |
| <FONT color="green">053</FONT> }<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> * Construct a StringToStringTable, using the given block size.<a name="line.56"></a> |
| <FONT color="green">057</FONT> *<a name="line.57"></a> |
| <FONT color="green">058</FONT> * @param blocksize Size of blocks to allocate <a name="line.58"></a> |
| <FONT color="green">059</FONT> */<a name="line.59"></a> |
| <FONT color="green">060</FONT> public StringToStringTable(int blocksize)<a name="line.60"></a> |
| <FONT color="green">061</FONT> {<a name="line.61"></a> |
| <FONT color="green">062</FONT> <a name="line.62"></a> |
| <FONT color="green">063</FONT> m_blocksize = blocksize;<a name="line.63"></a> |
| <FONT color="green">064</FONT> m_mapSize = blocksize;<a name="line.64"></a> |
| <FONT color="green">065</FONT> m_map = new String[blocksize];<a name="line.65"></a> |
| <FONT color="green">066</FONT> }<a name="line.66"></a> |
| <FONT color="green">067</FONT> <a name="line.67"></a> |
| <FONT color="green">068</FONT> /**<a name="line.68"></a> |
| <FONT color="green">069</FONT> * Get the length of the list.<a name="line.69"></a> |
| <FONT color="green">070</FONT> *<a name="line.70"></a> |
| <FONT color="green">071</FONT> * @return Number of strings in the list<a name="line.71"></a> |
| <FONT color="green">072</FONT> */<a name="line.72"></a> |
| <FONT color="green">073</FONT> public final int getLength()<a name="line.73"></a> |
| <FONT color="green">074</FONT> {<a name="line.74"></a> |
| <FONT color="green">075</FONT> return m_firstFree;<a name="line.75"></a> |
| <FONT color="green">076</FONT> }<a name="line.76"></a> |
| <FONT color="green">077</FONT> <a name="line.77"></a> |
| <FONT color="green">078</FONT> /**<a name="line.78"></a> |
| <FONT color="green">079</FONT> * Append a string onto the vector.<a name="line.79"></a> |
| <FONT color="green">080</FONT> * The strings go to the even locations in the array <a name="line.80"></a> |
| <FONT color="green">081</FONT> * and the values in the odd. <a name="line.81"></a> |
| <FONT color="green">082</FONT> *<a name="line.82"></a> |
| <FONT color="green">083</FONT> * @param key String to add to the list <a name="line.83"></a> |
| <FONT color="green">084</FONT> * @param value Value of the string<a name="line.84"></a> |
| <FONT color="green">085</FONT> */<a name="line.85"></a> |
| <FONT color="green">086</FONT> public final void put(String key, String value)<a name="line.86"></a> |
| <FONT color="green">087</FONT> {<a name="line.87"></a> |
| <FONT color="green">088</FONT> <a name="line.88"></a> |
| <FONT color="green">089</FONT> if ((m_firstFree + 2) >= m_mapSize)<a name="line.89"></a> |
| <FONT color="green">090</FONT> {<a name="line.90"></a> |
| <FONT color="green">091</FONT> m_mapSize += m_blocksize;<a name="line.91"></a> |
| <FONT color="green">092</FONT> <a name="line.92"></a> |
| <FONT color="green">093</FONT> String newMap[] = new String[m_mapSize];<a name="line.93"></a> |
| <FONT color="green">094</FONT> <a name="line.94"></a> |
| <FONT color="green">095</FONT> System.arraycopy(m_map, 0, newMap, 0, m_firstFree + 1);<a name="line.95"></a> |
| <FONT color="green">096</FONT> <a name="line.96"></a> |
| <FONT color="green">097</FONT> m_map = newMap;<a name="line.97"></a> |
| <FONT color="green">098</FONT> }<a name="line.98"></a> |
| <FONT color="green">099</FONT> <a name="line.99"></a> |
| <FONT color="green">100</FONT> m_map[m_firstFree] = key;<a name="line.100"></a> |
| <FONT color="green">101</FONT> <a name="line.101"></a> |
| <FONT color="green">102</FONT> m_firstFree++;<a name="line.102"></a> |
| <FONT color="green">103</FONT> <a name="line.103"></a> |
| <FONT color="green">104</FONT> m_map[m_firstFree] = value;<a name="line.104"></a> |
| <FONT color="green">105</FONT> <a name="line.105"></a> |
| <FONT color="green">106</FONT> m_firstFree++;<a name="line.106"></a> |
| <FONT color="green">107</FONT> }<a name="line.107"></a> |
| <FONT color="green">108</FONT> <a name="line.108"></a> |
| <FONT color="green">109</FONT> /**<a name="line.109"></a> |
| <FONT color="green">110</FONT> * Tell if the table contains the given string.<a name="line.110"></a> |
| <FONT color="green">111</FONT> *<a name="line.111"></a> |
| <FONT color="green">112</FONT> * @param key String to look up<a name="line.112"></a> |
| <FONT color="green">113</FONT> *<a name="line.113"></a> |
| <FONT color="green">114</FONT> * @return return the value of the string or null if not found. <a name="line.114"></a> |
| <FONT color="green">115</FONT> */<a name="line.115"></a> |
| <FONT color="green">116</FONT> public final String get(String key)<a name="line.116"></a> |
| <FONT color="green">117</FONT> {<a name="line.117"></a> |
| <FONT color="green">118</FONT> <a name="line.118"></a> |
| <FONT color="green">119</FONT> for (int i = 0; i < m_firstFree; i += 2)<a name="line.119"></a> |
| <FONT color="green">120</FONT> {<a name="line.120"></a> |
| <FONT color="green">121</FONT> if (m_map[i].equals(key))<a name="line.121"></a> |
| <FONT color="green">122</FONT> return m_map[i + 1];<a name="line.122"></a> |
| <FONT color="green">123</FONT> }<a name="line.123"></a> |
| <FONT color="green">124</FONT> <a name="line.124"></a> |
| <FONT color="green">125</FONT> return null;<a name="line.125"></a> |
| <FONT color="green">126</FONT> }<a name="line.126"></a> |
| <FONT color="green">127</FONT> <a name="line.127"></a> |
| <FONT color="green">128</FONT> /**<a name="line.128"></a> |
| <FONT color="green">129</FONT> * Remove the given string and its value from this table.<a name="line.129"></a> |
| <FONT color="green">130</FONT> *<a name="line.130"></a> |
| <FONT color="green">131</FONT> * @param key String to remove from the table<a name="line.131"></a> |
| <FONT color="green">132</FONT> */<a name="line.132"></a> |
| <FONT color="green">133</FONT> public final void remove(String key)<a name="line.133"></a> |
| <FONT color="green">134</FONT> {<a name="line.134"></a> |
| <FONT color="green">135</FONT> <a name="line.135"></a> |
| <FONT color="green">136</FONT> for (int i = 0; i < m_firstFree; i += 2)<a name="line.136"></a> |
| <FONT color="green">137</FONT> {<a name="line.137"></a> |
| <FONT color="green">138</FONT> if (m_map[i].equals(key))<a name="line.138"></a> |
| <FONT color="green">139</FONT> {<a name="line.139"></a> |
| <FONT color="green">140</FONT> if ((i + 2) < m_firstFree)<a name="line.140"></a> |
| <FONT color="green">141</FONT> System.arraycopy(m_map, i + 2, m_map, i, m_firstFree - (i + 2));<a name="line.141"></a> |
| <FONT color="green">142</FONT> <a name="line.142"></a> |
| <FONT color="green">143</FONT> m_firstFree -= 2;<a name="line.143"></a> |
| <FONT color="green">144</FONT> m_map[m_firstFree] = null;<a name="line.144"></a> |
| <FONT color="green">145</FONT> m_map[m_firstFree + 1] = null;<a name="line.145"></a> |
| <FONT color="green">146</FONT> <a name="line.146"></a> |
| <FONT color="green">147</FONT> break;<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> <a name="line.151"></a> |
| <FONT color="green">152</FONT> /**<a name="line.152"></a> |
| <FONT color="green">153</FONT> * Tell if the table contains the given string. Ignore case<a name="line.153"></a> |
| <FONT color="green">154</FONT> *<a name="line.154"></a> |
| <FONT color="green">155</FONT> * @param key String to look up<a name="line.155"></a> |
| <FONT color="green">156</FONT> *<a name="line.156"></a> |
| <FONT color="green">157</FONT> * @return The value of the string or null if not found<a name="line.157"></a> |
| <FONT color="green">158</FONT> */<a name="line.158"></a> |
| <FONT color="green">159</FONT> public final String getIgnoreCase(String key)<a name="line.159"></a> |
| <FONT color="green">160</FONT> {<a name="line.160"></a> |
| <FONT color="green">161</FONT> <a name="line.161"></a> |
| <FONT color="green">162</FONT> if (null == key)<a name="line.162"></a> |
| <FONT color="green">163</FONT> return null;<a name="line.163"></a> |
| <FONT color="green">164</FONT> <a name="line.164"></a> |
| <FONT color="green">165</FONT> for (int i = 0; i < m_firstFree; i += 2)<a name="line.165"></a> |
| <FONT color="green">166</FONT> {<a name="line.166"></a> |
| <FONT color="green">167</FONT> if (m_map[i].equalsIgnoreCase(key))<a name="line.167"></a> |
| <FONT color="green">168</FONT> return m_map[i + 1];<a name="line.168"></a> |
| <FONT color="green">169</FONT> }<a name="line.169"></a> |
| <FONT color="green">170</FONT> <a name="line.170"></a> |
| <FONT color="green">171</FONT> return null;<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> * Tell if the table contains the given string in the value.<a name="line.175"></a> |
| <FONT color="green">176</FONT> *<a name="line.176"></a> |
| <FONT color="green">177</FONT> * @param val Value of the string to look up<a name="line.177"></a> |
| <FONT color="green">178</FONT> *<a name="line.178"></a> |
| <FONT color="green">179</FONT> * @return the string associated with the given value or null if not found<a name="line.179"></a> |
| <FONT color="green">180</FONT> */<a name="line.180"></a> |
| <FONT color="green">181</FONT> public final String getByValue(String val)<a name="line.181"></a> |
| <FONT color="green">182</FONT> {<a name="line.182"></a> |
| <FONT color="green">183</FONT> <a name="line.183"></a> |
| <FONT color="green">184</FONT> for (int i = 1; i < m_firstFree; i += 2)<a name="line.184"></a> |
| <FONT color="green">185</FONT> {<a name="line.185"></a> |
| <FONT color="green">186</FONT> if (m_map[i].equals(val))<a name="line.186"></a> |
| <FONT color="green">187</FONT> return m_map[i - 1];<a name="line.187"></a> |
| <FONT color="green">188</FONT> }<a name="line.188"></a> |
| <FONT color="green">189</FONT> <a name="line.189"></a> |
| <FONT color="green">190</FONT> return null;<a name="line.190"></a> |
| <FONT color="green">191</FONT> }<a name="line.191"></a> |
| <FONT color="green">192</FONT> <a name="line.192"></a> |
| <FONT color="green">193</FONT> /**<a name="line.193"></a> |
| <FONT color="green">194</FONT> * Get the nth element.<a name="line.194"></a> |
| <FONT color="green">195</FONT> *<a name="line.195"></a> |
| <FONT color="green">196</FONT> * @param i index of the string to look up.<a name="line.196"></a> |
| <FONT color="green">197</FONT> *<a name="line.197"></a> |
| <FONT color="green">198</FONT> * @return The string at the given index.<a name="line.198"></a> |
| <FONT color="green">199</FONT> */<a name="line.199"></a> |
| <FONT color="green">200</FONT> public final String elementAt(int i)<a name="line.200"></a> |
| <FONT color="green">201</FONT> {<a name="line.201"></a> |
| <FONT color="green">202</FONT> return m_map[i];<a name="line.202"></a> |
| <FONT color="green">203</FONT> }<a name="line.203"></a> |
| <FONT color="green">204</FONT> <a name="line.204"></a> |
| <FONT color="green">205</FONT> /**<a name="line.205"></a> |
| <FONT color="green">206</FONT> * Tell if the table contains the given string.<a name="line.206"></a> |
| <FONT color="green">207</FONT> *<a name="line.207"></a> |
| <FONT color="green">208</FONT> * @param key String to look up<a name="line.208"></a> |
| <FONT color="green">209</FONT> *<a name="line.209"></a> |
| <FONT color="green">210</FONT> * @return True if the given string is in this table <a name="line.210"></a> |
| <FONT color="green">211</FONT> */<a name="line.211"></a> |
| <FONT color="green">212</FONT> public final boolean contains(String key)<a name="line.212"></a> |
| <FONT color="green">213</FONT> {<a name="line.213"></a> |
| <FONT color="green">214</FONT> <a name="line.214"></a> |
| <FONT color="green">215</FONT> for (int i = 0; i < m_firstFree; i += 2)<a name="line.215"></a> |
| <FONT color="green">216</FONT> {<a name="line.216"></a> |
| <FONT color="green">217</FONT> if (m_map[i].equals(key))<a name="line.217"></a> |
| <FONT color="green">218</FONT> return true;<a name="line.218"></a> |
| <FONT color="green">219</FONT> }<a name="line.219"></a> |
| <FONT color="green">220</FONT> <a name="line.220"></a> |
| <FONT color="green">221</FONT> return false;<a name="line.221"></a> |
| <FONT color="green">222</FONT> }<a name="line.222"></a> |
| <FONT color="green">223</FONT> <a name="line.223"></a> |
| <FONT color="green">224</FONT> /**<a name="line.224"></a> |
| <FONT color="green">225</FONT> * Tell if the table contains the given string.<a name="line.225"></a> |
| <FONT color="green">226</FONT> *<a name="line.226"></a> |
| <FONT color="green">227</FONT> * @param val value to look up<a name="line.227"></a> |
| <FONT color="green">228</FONT> *<a name="line.228"></a> |
| <FONT color="green">229</FONT> * @return True if the given value is in the table.<a name="line.229"></a> |
| <FONT color="green">230</FONT> */<a name="line.230"></a> |
| <FONT color="green">231</FONT> public final boolean containsValue(String val)<a name="line.231"></a> |
| <FONT color="green">232</FONT> {<a name="line.232"></a> |
| <FONT color="green">233</FONT> <a name="line.233"></a> |
| <FONT color="green">234</FONT> for (int i = 1; i < m_firstFree; i += 2)<a name="line.234"></a> |
| <FONT color="green">235</FONT> {<a name="line.235"></a> |
| <FONT color="green">236</FONT> if (m_map[i].equals(val))<a name="line.236"></a> |
| <FONT color="green">237</FONT> return true;<a name="line.237"></a> |
| <FONT color="green">238</FONT> }<a name="line.238"></a> |
| <FONT color="green">239</FONT> <a name="line.239"></a> |
| <FONT color="green">240</FONT> return false;<a name="line.240"></a> |
| <FONT color="green">241</FONT> }<a name="line.241"></a> |
| <FONT color="green">242</FONT> }<a name="line.242"></a> |
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| </PRE> |
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