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<pre><span class="sourceLineNo">001</span>/*<a name="line.1"></a>
<span class="sourceLineNo">002</span> * Cobertura - http://cobertura.sourceforge.net/<a name="line.2"></a>
<span class="sourceLineNo">003</span> *<a name="line.3"></a>
<span class="sourceLineNo">004</span> * This file was taken from JavaNCSS<a name="line.4"></a>
<span class="sourceLineNo">005</span> * http://www.kclee.com/clemens/java/javancss/<a name="line.5"></a>
<span class="sourceLineNo">006</span> * Copyright (C) 2000 Chr. Clemens Lee <clemens a.t kclee d.o.t com><a name="line.6"></a>
<span class="sourceLineNo">007</span> *<a name="line.7"></a>
<span class="sourceLineNo">008</span> * Cobertura is free software; you can redistribute it and/or modify<a name="line.8"></a>
<span class="sourceLineNo">009</span> * it under the terms of the GNU General Public License as published<a name="line.9"></a>
<span class="sourceLineNo">010</span> * by the Free Software Foundation; either version 2 of the License,<a name="line.10"></a>
<span class="sourceLineNo">011</span> * or (at your option) any later version.<a name="line.11"></a>
<span class="sourceLineNo">012</span> *<a name="line.12"></a>
<span class="sourceLineNo">013</span> * Cobertura is distributed in the hope that it will be useful, but<a name="line.13"></a>
<span class="sourceLineNo">014</span> * WITHOUT ANY WARRANTY; without even the implied warranty of<a name="line.14"></a>
<span class="sourceLineNo">015</span> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU<a name="line.15"></a>
<span class="sourceLineNo">016</span> * General Public License for more details.<a name="line.16"></a>
<span class="sourceLineNo">017</span> *<a name="line.17"></a>
<span class="sourceLineNo">018</span> * You should have received a copy of the GNU General Public License<a name="line.18"></a>
<span class="sourceLineNo">019</span> * along with Cobertura; if not, write to the Free Software<a name="line.19"></a>
<span class="sourceLineNo">020</span> * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307<a name="line.20"></a>
<span class="sourceLineNo">021</span> * USA<a name="line.21"></a>
<span class="sourceLineNo">022</span> */<a name="line.22"></a>
<span class="sourceLineNo">023</span><a name="line.23"></a>
<span class="sourceLineNo">024</span><a name="line.24"></a>
<span class="sourceLineNo">025</span>/*<a name="line.25"></a>
<span class="sourceLineNo">026</span> *<a name="line.26"></a>
<span class="sourceLineNo">027</span> * WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING <a name="line.27"></a>
<span class="sourceLineNo">028</span> *<a name="line.28"></a>
<span class="sourceLineNo">029</span> * WARNING TO COBERTURA DEVELOPERS<a name="line.29"></a>
<span class="sourceLineNo">030</span> *<a name="line.30"></a>
<span class="sourceLineNo">031</span> * DO NOT MODIFY THIS FILE!<a name="line.31"></a>
<span class="sourceLineNo">032</span> *<a name="line.32"></a>
<span class="sourceLineNo">033</span> * MODIFY THE FILES UNDER THE JAVANCSS DIRECTORY LOCATED AT THE ROOT OF THE COBERTURA PROJECT.<a name="line.33"></a>
<span class="sourceLineNo">034</span> *<a name="line.34"></a>
<span class="sourceLineNo">035</span> * FOLLOW THE PROCEDURE FOR MERGING THE LATEST JAVANCSS INTO COBERTURA LOCATED AT<a name="line.35"></a>
<span class="sourceLineNo">036</span> * javancss/coberturaREADME.txt<a name="line.36"></a>
<span class="sourceLineNo">037</span> *<a name="line.37"></a>
<span class="sourceLineNo">038</span> * WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING <a name="line.38"></a>
<span class="sourceLineNo">039</span> */<a name="line.39"></a>
<span class="sourceLineNo">040</span>/* Generated By:JavaCC: Do not edit this line. JavaCharStream.java Version 4.1 */<a name="line.40"></a>
<span class="sourceLineNo">041</span>/* JavaCCOptions:STATIC=false */<a name="line.41"></a>
<span class="sourceLineNo">042</span>package net.sourceforge.cobertura.javancss.parser.java15.debug;<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> * An implementation of interface CharStream, where the stream is assumed to<a name="line.45"></a>
<span class="sourceLineNo">046</span> * contain only ASCII characters (with java-like unicode escape processing).<a name="line.46"></a>
<span class="sourceLineNo">047</span> */<a name="line.47"></a>
<span class="sourceLineNo">048</span><a name="line.48"></a>
<span class="sourceLineNo">049</span>public class JavaCharStream<a name="line.49"></a>
<span class="sourceLineNo">050</span>{<a name="line.50"></a>
<span class="sourceLineNo">051</span>/** Whether parser is static. */<a name="line.51"></a>
<span class="sourceLineNo">052</span> public static final boolean staticFlag = false;<a name="line.52"></a>
<span class="sourceLineNo">053</span> static final int hexval(char c) throws java.io.IOException {<a name="line.53"></a>
<span class="sourceLineNo">054</span> switch(c)<a name="line.54"></a>
<span class="sourceLineNo">055</span> {<a name="line.55"></a>
<span class="sourceLineNo">056</span> case '0' :<a name="line.56"></a>
<span class="sourceLineNo">057</span> return 0;<a name="line.57"></a>
<span class="sourceLineNo">058</span> case '1' :<a name="line.58"></a>
<span class="sourceLineNo">059</span> return 1;<a name="line.59"></a>
<span class="sourceLineNo">060</span> case '2' :<a name="line.60"></a>
<span class="sourceLineNo">061</span> return 2;<a name="line.61"></a>
<span class="sourceLineNo">062</span> case '3' :<a name="line.62"></a>
<span class="sourceLineNo">063</span> return 3;<a name="line.63"></a>
<span class="sourceLineNo">064</span> case '4' :<a name="line.64"></a>
<span class="sourceLineNo">065</span> return 4;<a name="line.65"></a>
<span class="sourceLineNo">066</span> case '5' :<a name="line.66"></a>
<span class="sourceLineNo">067</span> return 5;<a name="line.67"></a>
<span class="sourceLineNo">068</span> case '6' :<a name="line.68"></a>
<span class="sourceLineNo">069</span> return 6;<a name="line.69"></a>
<span class="sourceLineNo">070</span> case '7' :<a name="line.70"></a>
<span class="sourceLineNo">071</span> return 7;<a name="line.71"></a>
<span class="sourceLineNo">072</span> case '8' :<a name="line.72"></a>
<span class="sourceLineNo">073</span> return 8;<a name="line.73"></a>
<span class="sourceLineNo">074</span> case '9' :<a name="line.74"></a>
<span class="sourceLineNo">075</span> return 9;<a name="line.75"></a>
<span class="sourceLineNo">076</span><a name="line.76"></a>
<span class="sourceLineNo">077</span> case 'a' :<a name="line.77"></a>
<span class="sourceLineNo">078</span> case 'A' :<a name="line.78"></a>
<span class="sourceLineNo">079</span> return 10;<a name="line.79"></a>
<span class="sourceLineNo">080</span> case 'b' :<a name="line.80"></a>
<span class="sourceLineNo">081</span> case 'B' :<a name="line.81"></a>
<span class="sourceLineNo">082</span> return 11;<a name="line.82"></a>
<span class="sourceLineNo">083</span> case 'c' :<a name="line.83"></a>
<span class="sourceLineNo">084</span> case 'C' :<a name="line.84"></a>
<span class="sourceLineNo">085</span> return 12;<a name="line.85"></a>
<span class="sourceLineNo">086</span> case 'd' :<a name="line.86"></a>
<span class="sourceLineNo">087</span> case 'D' :<a name="line.87"></a>
<span class="sourceLineNo">088</span> return 13;<a name="line.88"></a>
<span class="sourceLineNo">089</span> case 'e' :<a name="line.89"></a>
<span class="sourceLineNo">090</span> case 'E' :<a name="line.90"></a>
<span class="sourceLineNo">091</span> return 14;<a name="line.91"></a>
<span class="sourceLineNo">092</span> case 'f' :<a name="line.92"></a>
<span class="sourceLineNo">093</span> case 'F' :<a name="line.93"></a>
<span class="sourceLineNo">094</span> return 15;<a name="line.94"></a>
<span class="sourceLineNo">095</span> }<a name="line.95"></a>
<span class="sourceLineNo">096</span><a name="line.96"></a>
<span class="sourceLineNo">097</span> throw new java.io.IOException(); // Should never come here<a name="line.97"></a>
<span class="sourceLineNo">098</span> }<a name="line.98"></a>
<span class="sourceLineNo">099</span><a name="line.99"></a>
<span class="sourceLineNo">100</span>/** Position in buffer. */<a name="line.100"></a>
<span class="sourceLineNo">101</span> public int bufpos = -1;<a name="line.101"></a>
<span class="sourceLineNo">102</span> int bufsize;<a name="line.102"></a>
<span class="sourceLineNo">103</span> int available;<a name="line.103"></a>
<span class="sourceLineNo">104</span> int tokenBegin;<a name="line.104"></a>
<span class="sourceLineNo">105</span> protected int bufline[];<a name="line.105"></a>
<span class="sourceLineNo">106</span> protected int bufcolumn[];<a name="line.106"></a>
<span class="sourceLineNo">107</span><a name="line.107"></a>
<span class="sourceLineNo">108</span> protected int column = 0;<a name="line.108"></a>
<span class="sourceLineNo">109</span> protected int line = 1;<a name="line.109"></a>
<span class="sourceLineNo">110</span><a name="line.110"></a>
<span class="sourceLineNo">111</span> protected boolean prevCharIsCR = false;<a name="line.111"></a>
<span class="sourceLineNo">112</span> protected boolean prevCharIsLF = false;<a name="line.112"></a>
<span class="sourceLineNo">113</span><a name="line.113"></a>
<span class="sourceLineNo">114</span> protected java.io.Reader inputStream;<a name="line.114"></a>
<span class="sourceLineNo">115</span><a name="line.115"></a>
<span class="sourceLineNo">116</span> protected char[] nextCharBuf;<a name="line.116"></a>
<span class="sourceLineNo">117</span> protected char[] buffer;<a name="line.117"></a>
<span class="sourceLineNo">118</span> protected int maxNextCharInd = 0;<a name="line.118"></a>
<span class="sourceLineNo">119</span> protected int nextCharInd = -1;<a name="line.119"></a>
<span class="sourceLineNo">120</span> protected int inBuf = 0;<a name="line.120"></a>
<span class="sourceLineNo">121</span> protected int tabSize = 8;<a name="line.121"></a>
<span class="sourceLineNo">122</span><a name="line.122"></a>
<span class="sourceLineNo">123</span> protected void setTabSize(int i) { tabSize = i; }<a name="line.123"></a>
<span class="sourceLineNo">124</span> protected int getTabSize(int i) { return tabSize; }<a name="line.124"></a>
<span class="sourceLineNo">125</span><a name="line.125"></a>
<span class="sourceLineNo">126</span> protected void ExpandBuff(boolean wrapAround)<a name="line.126"></a>
<span class="sourceLineNo">127</span> {<a name="line.127"></a>
<span class="sourceLineNo">128</span> char[] newbuffer = new char[bufsize + 2048];<a name="line.128"></a>
<span class="sourceLineNo">129</span> int newbufline[] = new int[bufsize + 2048];<a name="line.129"></a>
<span class="sourceLineNo">130</span> int newbufcolumn[] = new int[bufsize + 2048];<a name="line.130"></a>
<span class="sourceLineNo">131</span><a name="line.131"></a>
<span class="sourceLineNo">132</span> try<a name="line.132"></a>
<span class="sourceLineNo">133</span> {<a name="line.133"></a>
<span class="sourceLineNo">134</span> if (wrapAround)<a name="line.134"></a>
<span class="sourceLineNo">135</span> {<a name="line.135"></a>
<span class="sourceLineNo">136</span> System.arraycopy(buffer, tokenBegin, newbuffer, 0, bufsize - tokenBegin);<a name="line.136"></a>
<span class="sourceLineNo">137</span> System.arraycopy(buffer, 0, newbuffer,<a name="line.137"></a>
<span class="sourceLineNo">138</span> bufsize - tokenBegin, bufpos);<a name="line.138"></a>
<span class="sourceLineNo">139</span> buffer = newbuffer;<a name="line.139"></a>
<span class="sourceLineNo">140</span><a name="line.140"></a>
<span class="sourceLineNo">141</span> System.arraycopy(bufline, tokenBegin, newbufline, 0, bufsize - tokenBegin);<a name="line.141"></a>
<span class="sourceLineNo">142</span> System.arraycopy(bufline, 0, newbufline, bufsize - tokenBegin, bufpos);<a name="line.142"></a>
<span class="sourceLineNo">143</span> bufline = newbufline;<a name="line.143"></a>
<span class="sourceLineNo">144</span><a name="line.144"></a>
<span class="sourceLineNo">145</span> System.arraycopy(bufcolumn, tokenBegin, newbufcolumn, 0, bufsize - tokenBegin);<a name="line.145"></a>
<span class="sourceLineNo">146</span> System.arraycopy(bufcolumn, 0, newbufcolumn, bufsize - tokenBegin, bufpos);<a name="line.146"></a>
<span class="sourceLineNo">147</span> bufcolumn = newbufcolumn;<a name="line.147"></a>
<span class="sourceLineNo">148</span><a name="line.148"></a>
<span class="sourceLineNo">149</span> bufpos += (bufsize - tokenBegin);<a name="line.149"></a>
<span class="sourceLineNo">150</span> }<a name="line.150"></a>
<span class="sourceLineNo">151</span> else<a name="line.151"></a>
<span class="sourceLineNo">152</span> {<a name="line.152"></a>
<span class="sourceLineNo">153</span> System.arraycopy(buffer, tokenBegin, newbuffer, 0, bufsize - tokenBegin);<a name="line.153"></a>
<span class="sourceLineNo">154</span> buffer = newbuffer;<a name="line.154"></a>
<span class="sourceLineNo">155</span><a name="line.155"></a>
<span class="sourceLineNo">156</span> System.arraycopy(bufline, tokenBegin, newbufline, 0, bufsize - tokenBegin);<a name="line.156"></a>
<span class="sourceLineNo">157</span> bufline = newbufline;<a name="line.157"></a>
<span class="sourceLineNo">158</span><a name="line.158"></a>
<span class="sourceLineNo">159</span> System.arraycopy(bufcolumn, tokenBegin, newbufcolumn, 0, bufsize - tokenBegin);<a name="line.159"></a>
<span class="sourceLineNo">160</span> bufcolumn = newbufcolumn;<a name="line.160"></a>
<span class="sourceLineNo">161</span><a name="line.161"></a>
<span class="sourceLineNo">162</span> bufpos -= tokenBegin;<a name="line.162"></a>
<span class="sourceLineNo">163</span> }<a name="line.163"></a>
<span class="sourceLineNo">164</span> }<a name="line.164"></a>
<span class="sourceLineNo">165</span> catch (Throwable t)<a name="line.165"></a>
<span class="sourceLineNo">166</span> {<a name="line.166"></a>
<span class="sourceLineNo">167</span> throw new Error(t.getMessage());<a name="line.167"></a>
<span class="sourceLineNo">168</span> }<a name="line.168"></a>
<span class="sourceLineNo">169</span><a name="line.169"></a>
<span class="sourceLineNo">170</span> available = (bufsize += 2048);<a name="line.170"></a>
<span class="sourceLineNo">171</span> tokenBegin = 0;<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> protected void FillBuff() throws java.io.IOException<a name="line.174"></a>
<span class="sourceLineNo">175</span> {<a name="line.175"></a>
<span class="sourceLineNo">176</span> int i;<a name="line.176"></a>
<span class="sourceLineNo">177</span> if (maxNextCharInd == 4096)<a name="line.177"></a>
<span class="sourceLineNo">178</span> maxNextCharInd = nextCharInd = 0;<a name="line.178"></a>
<span class="sourceLineNo">179</span><a name="line.179"></a>
<span class="sourceLineNo">180</span> try {<a name="line.180"></a>
<span class="sourceLineNo">181</span> if ((i = inputStream.read(nextCharBuf, maxNextCharInd,<a name="line.181"></a>
<span class="sourceLineNo">182</span> 4096 - maxNextCharInd)) == -1)<a name="line.182"></a>
<span class="sourceLineNo">183</span> {<a name="line.183"></a>
<span class="sourceLineNo">184</span> inputStream.close();<a name="line.184"></a>
<span class="sourceLineNo">185</span> throw new java.io.IOException();<a name="line.185"></a>
<span class="sourceLineNo">186</span> }<a name="line.186"></a>
<span class="sourceLineNo">187</span> else<a name="line.187"></a>
<span class="sourceLineNo">188</span> maxNextCharInd += i;<a name="line.188"></a>
<span class="sourceLineNo">189</span> return;<a name="line.189"></a>
<span class="sourceLineNo">190</span> }<a name="line.190"></a>
<span class="sourceLineNo">191</span> catch(java.io.IOException e) {<a name="line.191"></a>
<span class="sourceLineNo">192</span> if (bufpos != 0)<a name="line.192"></a>
<span class="sourceLineNo">193</span> {<a name="line.193"></a>
<span class="sourceLineNo">194</span> --bufpos;<a name="line.194"></a>
<span class="sourceLineNo">195</span> backup(0);<a name="line.195"></a>
<span class="sourceLineNo">196</span> }<a name="line.196"></a>
<span class="sourceLineNo">197</span> else<a name="line.197"></a>
<span class="sourceLineNo">198</span> {<a name="line.198"></a>
<span class="sourceLineNo">199</span> bufline[bufpos] = line;<a name="line.199"></a>
<span class="sourceLineNo">200</span> bufcolumn[bufpos] = column;<a name="line.200"></a>
<span class="sourceLineNo">201</span> }<a name="line.201"></a>
<span class="sourceLineNo">202</span> throw e;<a name="line.202"></a>
<span class="sourceLineNo">203</span> }<a name="line.203"></a>
<span class="sourceLineNo">204</span> }<a name="line.204"></a>
<span class="sourceLineNo">205</span><a name="line.205"></a>
<span class="sourceLineNo">206</span> protected char ReadByte() throws java.io.IOException<a name="line.206"></a>
<span class="sourceLineNo">207</span> {<a name="line.207"></a>
<span class="sourceLineNo">208</span> if (++nextCharInd >= maxNextCharInd)<a name="line.208"></a>
<span class="sourceLineNo">209</span> FillBuff();<a name="line.209"></a>
<span class="sourceLineNo">210</span><a name="line.210"></a>
<span class="sourceLineNo">211</span> return nextCharBuf[nextCharInd];<a name="line.211"></a>
<span class="sourceLineNo">212</span> }<a name="line.212"></a>
<span class="sourceLineNo">213</span><a name="line.213"></a>
<span class="sourceLineNo">214</span>/** @return starting character for token. */<a name="line.214"></a>
<span class="sourceLineNo">215</span> public char BeginToken() throws java.io.IOException<a name="line.215"></a>
<span class="sourceLineNo">216</span> {<a name="line.216"></a>
<span class="sourceLineNo">217</span> if (inBuf > 0)<a name="line.217"></a>
<span class="sourceLineNo">218</span> {<a name="line.218"></a>
<span class="sourceLineNo">219</span> --inBuf;<a name="line.219"></a>
<span class="sourceLineNo">220</span><a name="line.220"></a>
<span class="sourceLineNo">221</span> if (++bufpos == bufsize)<a name="line.221"></a>
<span class="sourceLineNo">222</span> bufpos = 0;<a name="line.222"></a>
<span class="sourceLineNo">223</span><a name="line.223"></a>
<span class="sourceLineNo">224</span> tokenBegin = bufpos;<a name="line.224"></a>
<span class="sourceLineNo">225</span> return buffer[bufpos];<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> tokenBegin = 0;<a name="line.228"></a>
<span class="sourceLineNo">229</span> bufpos = -1;<a name="line.229"></a>
<span class="sourceLineNo">230</span><a name="line.230"></a>
<span class="sourceLineNo">231</span> return readChar();<a name="line.231"></a>
<span class="sourceLineNo">232</span> }<a name="line.232"></a>
<span class="sourceLineNo">233</span><a name="line.233"></a>
<span class="sourceLineNo">234</span> protected void AdjustBuffSize()<a name="line.234"></a>
<span class="sourceLineNo">235</span> {<a name="line.235"></a>
<span class="sourceLineNo">236</span> if (available == bufsize)<a name="line.236"></a>
<span class="sourceLineNo">237</span> {<a name="line.237"></a>
<span class="sourceLineNo">238</span> if (tokenBegin > 2048)<a name="line.238"></a>
<span class="sourceLineNo">239</span> {<a name="line.239"></a>
<span class="sourceLineNo">240</span> bufpos = 0;<a name="line.240"></a>
<span class="sourceLineNo">241</span> available = tokenBegin;<a name="line.241"></a>
<span class="sourceLineNo">242</span> }<a name="line.242"></a>
<span class="sourceLineNo">243</span> else<a name="line.243"></a>
<span class="sourceLineNo">244</span> ExpandBuff(false);<a name="line.244"></a>
<span class="sourceLineNo">245</span> }<a name="line.245"></a>
<span class="sourceLineNo">246</span> else if (available > tokenBegin)<a name="line.246"></a>
<span class="sourceLineNo">247</span> available = bufsize;<a name="line.247"></a>
<span class="sourceLineNo">248</span> else if ((tokenBegin - available) < 2048)<a name="line.248"></a>
<span class="sourceLineNo">249</span> ExpandBuff(true);<a name="line.249"></a>
<span class="sourceLineNo">250</span> else<a name="line.250"></a>
<span class="sourceLineNo">251</span> available = tokenBegin;<a name="line.251"></a>
<span class="sourceLineNo">252</span> }<a name="line.252"></a>
<span class="sourceLineNo">253</span><a name="line.253"></a>
<span class="sourceLineNo">254</span> protected void UpdateLineColumn(char c)<a name="line.254"></a>
<span class="sourceLineNo">255</span> {<a name="line.255"></a>
<span class="sourceLineNo">256</span> column++;<a name="line.256"></a>
<span class="sourceLineNo">257</span><a name="line.257"></a>
<span class="sourceLineNo">258</span> if (prevCharIsLF)<a name="line.258"></a>
<span class="sourceLineNo">259</span> {<a name="line.259"></a>
<span class="sourceLineNo">260</span> prevCharIsLF = false;<a name="line.260"></a>
<span class="sourceLineNo">261</span> line += (column = 1);<a name="line.261"></a>
<span class="sourceLineNo">262</span> }<a name="line.262"></a>
<span class="sourceLineNo">263</span> else if (prevCharIsCR)<a name="line.263"></a>
<span class="sourceLineNo">264</span> {<a name="line.264"></a>
<span class="sourceLineNo">265</span> prevCharIsCR = false;<a name="line.265"></a>
<span class="sourceLineNo">266</span> if (c == '\n')<a name="line.266"></a>
<span class="sourceLineNo">267</span> {<a name="line.267"></a>
<span class="sourceLineNo">268</span> prevCharIsLF = true;<a name="line.268"></a>
<span class="sourceLineNo">269</span> }<a name="line.269"></a>
<span class="sourceLineNo">270</span> else<a name="line.270"></a>
<span class="sourceLineNo">271</span> line += (column = 1);<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>
<span class="sourceLineNo">274</span> switch (c)<a name="line.274"></a>
<span class="sourceLineNo">275</span> {<a name="line.275"></a>
<span class="sourceLineNo">276</span> case '\r' :<a name="line.276"></a>
<span class="sourceLineNo">277</span> prevCharIsCR = true;<a name="line.277"></a>
<span class="sourceLineNo">278</span> break;<a name="line.278"></a>
<span class="sourceLineNo">279</span> case '\n' :<a name="line.279"></a>
<span class="sourceLineNo">280</span> prevCharIsLF = true;<a name="line.280"></a>
<span class="sourceLineNo">281</span> break;<a name="line.281"></a>
<span class="sourceLineNo">282</span> case '\t' :<a name="line.282"></a>
<span class="sourceLineNo">283</span> column--;<a name="line.283"></a>
<span class="sourceLineNo">284</span> column += (tabSize - (column % tabSize));<a name="line.284"></a>
<span class="sourceLineNo">285</span> break;<a name="line.285"></a>
<span class="sourceLineNo">286</span> default :<a name="line.286"></a>
<span class="sourceLineNo">287</span> break;<a name="line.287"></a>
<span class="sourceLineNo">288</span> }<a name="line.288"></a>
<span class="sourceLineNo">289</span><a name="line.289"></a>
<span class="sourceLineNo">290</span> bufline[bufpos] = line;<a name="line.290"></a>
<span class="sourceLineNo">291</span> bufcolumn[bufpos] = column;<a name="line.291"></a>
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<span class="sourceLineNo">293</span><a name="line.293"></a>
<span class="sourceLineNo">294</span>/** Read a character. */<a name="line.294"></a>
<span class="sourceLineNo">295</span> public char readChar() throws java.io.IOException<a name="line.295"></a>
<span class="sourceLineNo">296</span> {<a name="line.296"></a>
<span class="sourceLineNo">297</span> if (inBuf > 0)<a name="line.297"></a>
<span class="sourceLineNo">298</span> {<a name="line.298"></a>
<span class="sourceLineNo">299</span> --inBuf;<a name="line.299"></a>
<span class="sourceLineNo">300</span><a name="line.300"></a>
<span class="sourceLineNo">301</span> if (++bufpos == bufsize)<a name="line.301"></a>
<span class="sourceLineNo">302</span> bufpos = 0;<a name="line.302"></a>
<span class="sourceLineNo">303</span><a name="line.303"></a>
<span class="sourceLineNo">304</span> return buffer[bufpos];<a name="line.304"></a>
<span class="sourceLineNo">305</span> }<a name="line.305"></a>
<span class="sourceLineNo">306</span><a name="line.306"></a>
<span class="sourceLineNo">307</span> char c;<a name="line.307"></a>
<span class="sourceLineNo">308</span><a name="line.308"></a>
<span class="sourceLineNo">309</span> if (++bufpos == available)<a name="line.309"></a>
<span class="sourceLineNo">310</span> AdjustBuffSize();<a name="line.310"></a>
<span class="sourceLineNo">311</span><a name="line.311"></a>
<span class="sourceLineNo">312</span> if ((buffer[bufpos] = c = ReadByte()) == '\\')<a name="line.312"></a>
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<span class="sourceLineNo">314</span> UpdateLineColumn(c);<a name="line.314"></a>
<span class="sourceLineNo">315</span><a name="line.315"></a>
<span class="sourceLineNo">316</span> int backSlashCnt = 1;<a name="line.316"></a>
<span class="sourceLineNo">317</span><a name="line.317"></a>
<span class="sourceLineNo">318</span> for (;;) // Read all the backslashes<a name="line.318"></a>
<span class="sourceLineNo">319</span> {<a name="line.319"></a>
<span class="sourceLineNo">320</span> if (++bufpos == available)<a name="line.320"></a>
<span class="sourceLineNo">321</span> AdjustBuffSize();<a name="line.321"></a>
<span class="sourceLineNo">322</span><a name="line.322"></a>
<span class="sourceLineNo">323</span> try<a name="line.323"></a>
<span class="sourceLineNo">324</span> {<a name="line.324"></a>
<span class="sourceLineNo">325</span> if ((buffer[bufpos] = c = ReadByte()) != '\\')<a name="line.325"></a>
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<span class="sourceLineNo">327</span> UpdateLineColumn(c);<a name="line.327"></a>
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<span class="sourceLineNo">329</span> if ((c == 'u') && ((backSlashCnt & 1) == 1))<a name="line.329"></a>
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<span class="sourceLineNo">331</span> if (--bufpos < 0)<a name="line.331"></a>
<span class="sourceLineNo">332</span> bufpos = bufsize - 1;<a name="line.332"></a>
<span class="sourceLineNo">333</span><a name="line.333"></a>
<span class="sourceLineNo">334</span> break;<a name="line.334"></a>
<span class="sourceLineNo">335</span> }<a name="line.335"></a>
<span class="sourceLineNo">336</span><a name="line.336"></a>
<span class="sourceLineNo">337</span> backup(backSlashCnt);<a name="line.337"></a>
<span class="sourceLineNo">338</span> return '\\';<a name="line.338"></a>
<span class="sourceLineNo">339</span> }<a name="line.339"></a>
<span class="sourceLineNo">340</span> }<a name="line.340"></a>
<span class="sourceLineNo">341</span> catch(java.io.IOException e)<a name="line.341"></a>
<span class="sourceLineNo">342</span> {<a name="line.342"></a>
<span class="sourceLineNo">343</span> if (backSlashCnt > 1)<a name="line.343"></a>
<span class="sourceLineNo">344</span> backup(backSlashCnt-1);<a name="line.344"></a>
<span class="sourceLineNo">345</span><a name="line.345"></a>
<span class="sourceLineNo">346</span> return '\\';<a name="line.346"></a>
<span class="sourceLineNo">347</span> }<a name="line.347"></a>
<span class="sourceLineNo">348</span><a name="line.348"></a>
<span class="sourceLineNo">349</span> UpdateLineColumn(c);<a name="line.349"></a>
<span class="sourceLineNo">350</span> backSlashCnt++;<a name="line.350"></a>
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<span class="sourceLineNo">352</span><a name="line.352"></a>
<span class="sourceLineNo">353</span> // Here, we have seen an odd number of backslash's followed by a 'u'<a name="line.353"></a>
<span class="sourceLineNo">354</span> try<a name="line.354"></a>
<span class="sourceLineNo">355</span> {<a name="line.355"></a>
<span class="sourceLineNo">356</span> while ((c = ReadByte()) == 'u')<a name="line.356"></a>
<span class="sourceLineNo">357</span> ++column;<a name="line.357"></a>
<span class="sourceLineNo">358</span><a name="line.358"></a>
<span class="sourceLineNo">359</span> buffer[bufpos] = c = (char)(hexval(c) << 12 |<a name="line.359"></a>
<span class="sourceLineNo">360</span> hexval(ReadByte()) << 8 |<a name="line.360"></a>
<span class="sourceLineNo">361</span> hexval(ReadByte()) << 4 |<a name="line.361"></a>
<span class="sourceLineNo">362</span> hexval(ReadByte()));<a name="line.362"></a>
<span class="sourceLineNo">363</span><a name="line.363"></a>
<span class="sourceLineNo">364</span> column += 4;<a name="line.364"></a>
<span class="sourceLineNo">365</span> }<a name="line.365"></a>
<span class="sourceLineNo">366</span> catch(java.io.IOException e)<a name="line.366"></a>
<span class="sourceLineNo">367</span> {<a name="line.367"></a>
<span class="sourceLineNo">368</span> throw new Error("Invalid escape character at line " + line +<a name="line.368"></a>
<span class="sourceLineNo">369</span> " column " + column + ".");<a name="line.369"></a>
<span class="sourceLineNo">370</span> }<a name="line.370"></a>
<span class="sourceLineNo">371</span><a name="line.371"></a>
<span class="sourceLineNo">372</span> if (backSlashCnt == 1)<a name="line.372"></a>
<span class="sourceLineNo">373</span> return c;<a name="line.373"></a>
<span class="sourceLineNo">374</span> else<a name="line.374"></a>
<span class="sourceLineNo">375</span> {<a name="line.375"></a>
<span class="sourceLineNo">376</span> backup(backSlashCnt - 1);<a name="line.376"></a>
<span class="sourceLineNo">377</span> return '\\';<a name="line.377"></a>
<span class="sourceLineNo">378</span> }<a name="line.378"></a>
<span class="sourceLineNo">379</span> }<a name="line.379"></a>
<span class="sourceLineNo">380</span> else<a name="line.380"></a>
<span class="sourceLineNo">381</span> {<a name="line.381"></a>
<span class="sourceLineNo">382</span> UpdateLineColumn(c);<a name="line.382"></a>
<span class="sourceLineNo">383</span> return c;<a name="line.383"></a>
<span class="sourceLineNo">384</span> }<a name="line.384"></a>
<span class="sourceLineNo">385</span> }<a name="line.385"></a>
<span class="sourceLineNo">386</span><a name="line.386"></a>
<span class="sourceLineNo">387</span> /**<a name="line.387"></a>
<span class="sourceLineNo">388</span> * @deprecated<a name="line.388"></a>
<span class="sourceLineNo">389</span> * @see #getEndColumn<a name="line.389"></a>
<span class="sourceLineNo">390</span> */<a name="line.390"></a>
<span class="sourceLineNo">391</span> public int getColumn() {<a name="line.391"></a>
<span class="sourceLineNo">392</span> return bufcolumn[bufpos];<a name="line.392"></a>
<span class="sourceLineNo">393</span> }<a name="line.393"></a>
<span class="sourceLineNo">394</span><a name="line.394"></a>
<span class="sourceLineNo">395</span> /**<a name="line.395"></a>
<span class="sourceLineNo">396</span> * @deprecated<a name="line.396"></a>
<span class="sourceLineNo">397</span> * @see #getEndLine<a name="line.397"></a>
<span class="sourceLineNo">398</span> */<a name="line.398"></a>
<span class="sourceLineNo">399</span> public int getLine() {<a name="line.399"></a>
<span class="sourceLineNo">400</span> return bufline[bufpos];<a name="line.400"></a>
<span class="sourceLineNo">401</span> }<a name="line.401"></a>
<span class="sourceLineNo">402</span><a name="line.402"></a>
<span class="sourceLineNo">403</span>/** Get end column. */<a name="line.403"></a>
<span class="sourceLineNo">404</span> public int getEndColumn() {<a name="line.404"></a>
<span class="sourceLineNo">405</span> return bufcolumn[bufpos];<a name="line.405"></a>
<span class="sourceLineNo">406</span> }<a name="line.406"></a>
<span class="sourceLineNo">407</span><a name="line.407"></a>
<span class="sourceLineNo">408</span>/** Get end line. */<a name="line.408"></a>
<span class="sourceLineNo">409</span> public int getEndLine() {<a name="line.409"></a>
<span class="sourceLineNo">410</span> return bufline[bufpos];<a name="line.410"></a>
<span class="sourceLineNo">411</span> }<a name="line.411"></a>
<span class="sourceLineNo">412</span><a name="line.412"></a>
<span class="sourceLineNo">413</span>/** @return column of token start */<a name="line.413"></a>
<span class="sourceLineNo">414</span> public int getBeginColumn() {<a name="line.414"></a>
<span class="sourceLineNo">415</span> return bufcolumn[tokenBegin];<a name="line.415"></a>
<span class="sourceLineNo">416</span> }<a name="line.416"></a>
<span class="sourceLineNo">417</span><a name="line.417"></a>
<span class="sourceLineNo">418</span>/** @return line number of token start */<a name="line.418"></a>
<span class="sourceLineNo">419</span> public int getBeginLine() {<a name="line.419"></a>
<span class="sourceLineNo">420</span> return bufline[tokenBegin];<a name="line.420"></a>
<span class="sourceLineNo">421</span> }<a name="line.421"></a>
<span class="sourceLineNo">422</span><a name="line.422"></a>
<span class="sourceLineNo">423</span>/** Retreat. */<a name="line.423"></a>
<span class="sourceLineNo">424</span> public void backup(int amount) {<a name="line.424"></a>
<span class="sourceLineNo">425</span><a name="line.425"></a>
<span class="sourceLineNo">426</span> inBuf += amount;<a name="line.426"></a>
<span class="sourceLineNo">427</span> if ((bufpos -= amount) < 0)<a name="line.427"></a>
<span class="sourceLineNo">428</span> bufpos += bufsize;<a name="line.428"></a>
<span class="sourceLineNo">429</span> }<a name="line.429"></a>
<span class="sourceLineNo">430</span><a name="line.430"></a>
<span class="sourceLineNo">431</span>/** Constructor. */<a name="line.431"></a>
<span class="sourceLineNo">432</span> public JavaCharStream(java.io.Reader dstream,<a name="line.432"></a>
<span class="sourceLineNo">433</span> int startline, int startcolumn, int buffersize)<a name="line.433"></a>
<span class="sourceLineNo">434</span> {<a name="line.434"></a>
<span class="sourceLineNo">435</span> inputStream = dstream;<a name="line.435"></a>
<span class="sourceLineNo">436</span> line = startline;<a name="line.436"></a>
<span class="sourceLineNo">437</span> column = startcolumn - 1;<a name="line.437"></a>
<span class="sourceLineNo">438</span><a name="line.438"></a>
<span class="sourceLineNo">439</span> available = bufsize = buffersize;<a name="line.439"></a>
<span class="sourceLineNo">440</span> buffer = new char[buffersize];<a name="line.440"></a>
<span class="sourceLineNo">441</span> bufline = new int[buffersize];<a name="line.441"></a>
<span class="sourceLineNo">442</span> bufcolumn = new int[buffersize];<a name="line.442"></a>
<span class="sourceLineNo">443</span> nextCharBuf = new char[4096];<a name="line.443"></a>
<span class="sourceLineNo">444</span> }<a name="line.444"></a>
<span class="sourceLineNo">445</span><a name="line.445"></a>
<span class="sourceLineNo">446</span>/** Constructor. */<a name="line.446"></a>
<span class="sourceLineNo">447</span> public JavaCharStream(java.io.Reader dstream,<a name="line.447"></a>
<span class="sourceLineNo">448</span> int startline, int startcolumn)<a name="line.448"></a>
<span class="sourceLineNo">449</span> {<a name="line.449"></a>
<span class="sourceLineNo">450</span> this(dstream, startline, startcolumn, 4096);<a name="line.450"></a>
<span class="sourceLineNo">451</span> }<a name="line.451"></a>
<span class="sourceLineNo">452</span><a name="line.452"></a>
<span class="sourceLineNo">453</span>/** Constructor. */<a name="line.453"></a>
<span class="sourceLineNo">454</span> public JavaCharStream(java.io.Reader dstream)<a name="line.454"></a>
<span class="sourceLineNo">455</span> {<a name="line.455"></a>
<span class="sourceLineNo">456</span> this(dstream, 1, 1, 4096);<a name="line.456"></a>
<span class="sourceLineNo">457</span> }<a name="line.457"></a>
<span class="sourceLineNo">458</span>/** Reinitialise. */<a name="line.458"></a>
<span class="sourceLineNo">459</span> public void ReInit(java.io.Reader dstream,<a name="line.459"></a>
<span class="sourceLineNo">460</span> int startline, int startcolumn, int buffersize)<a name="line.460"></a>
<span class="sourceLineNo">461</span> {<a name="line.461"></a>
<span class="sourceLineNo">462</span> inputStream = dstream;<a name="line.462"></a>
<span class="sourceLineNo">463</span> line = startline;<a name="line.463"></a>
<span class="sourceLineNo">464</span> column = startcolumn - 1;<a name="line.464"></a>
<span class="sourceLineNo">465</span><a name="line.465"></a>
<span class="sourceLineNo">466</span> if (buffer == null || buffersize != buffer.length)<a name="line.466"></a>
<span class="sourceLineNo">467</span> {<a name="line.467"></a>
<span class="sourceLineNo">468</span> available = bufsize = buffersize;<a name="line.468"></a>
<span class="sourceLineNo">469</span> buffer = new char[buffersize];<a name="line.469"></a>
<span class="sourceLineNo">470</span> bufline = new int[buffersize];<a name="line.470"></a>
<span class="sourceLineNo">471</span> bufcolumn = new int[buffersize];<a name="line.471"></a>
<span class="sourceLineNo">472</span> nextCharBuf = new char[4096];<a name="line.472"></a>
<span class="sourceLineNo">473</span> }<a name="line.473"></a>
<span class="sourceLineNo">474</span> prevCharIsLF = prevCharIsCR = false;<a name="line.474"></a>
<span class="sourceLineNo">475</span> tokenBegin = inBuf = maxNextCharInd = 0;<a name="line.475"></a>
<span class="sourceLineNo">476</span> nextCharInd = bufpos = -1;<a name="line.476"></a>
<span class="sourceLineNo">477</span> }<a name="line.477"></a>
<span class="sourceLineNo">478</span><a name="line.478"></a>
<span class="sourceLineNo">479</span>/** Reinitialise. */<a name="line.479"></a>
<span class="sourceLineNo">480</span> public void ReInit(java.io.Reader dstream,<a name="line.480"></a>
<span class="sourceLineNo">481</span> int startline, int startcolumn)<a name="line.481"></a>
<span class="sourceLineNo">482</span> {<a name="line.482"></a>
<span class="sourceLineNo">483</span> ReInit(dstream, startline, startcolumn, 4096);<a name="line.483"></a>
<span class="sourceLineNo">484</span> }<a name="line.484"></a>
<span class="sourceLineNo">485</span><a name="line.485"></a>
<span class="sourceLineNo">486</span>/** Reinitialise. */<a name="line.486"></a>
<span class="sourceLineNo">487</span> public void ReInit(java.io.Reader dstream)<a name="line.487"></a>
<span class="sourceLineNo">488</span> {<a name="line.488"></a>
<span class="sourceLineNo">489</span> ReInit(dstream, 1, 1, 4096);<a name="line.489"></a>
<span class="sourceLineNo">490</span> }<a name="line.490"></a>
<span class="sourceLineNo">491</span>/** Constructor. */<a name="line.491"></a>
<span class="sourceLineNo">492</span> public JavaCharStream(java.io.InputStream dstream, String encoding, int startline,<a name="line.492"></a>
<span class="sourceLineNo">493</span> int startcolumn, int buffersize) throws java.io.UnsupportedEncodingException<a name="line.493"></a>
<span class="sourceLineNo">494</span> {<a name="line.494"></a>
<span class="sourceLineNo">495</span> this(encoding == null ? new java.io.InputStreamReader(dstream) : new java.io.InputStreamReader(dstream, encoding), startline, startcolumn, buffersize);<a name="line.495"></a>
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<span class="sourceLineNo">497</span><a name="line.497"></a>
<span class="sourceLineNo">498</span>/** Constructor. */<a name="line.498"></a>
<span class="sourceLineNo">499</span> public JavaCharStream(java.io.InputStream dstream, int startline,<a name="line.499"></a>
<span class="sourceLineNo">500</span> int startcolumn, int buffersize)<a name="line.500"></a>
<span class="sourceLineNo">501</span> {<a name="line.501"></a>
<span class="sourceLineNo">502</span> this(new java.io.InputStreamReader(dstream), startline, startcolumn, 4096);<a name="line.502"></a>
<span class="sourceLineNo">503</span> }<a name="line.503"></a>
<span class="sourceLineNo">504</span><a name="line.504"></a>
<span class="sourceLineNo">505</span>/** Constructor. */<a name="line.505"></a>
<span class="sourceLineNo">506</span> public JavaCharStream(java.io.InputStream dstream, String encoding, int startline,<a name="line.506"></a>
<span class="sourceLineNo">507</span> int startcolumn) throws java.io.UnsupportedEncodingException<a name="line.507"></a>
<span class="sourceLineNo">508</span> {<a name="line.508"></a>
<span class="sourceLineNo">509</span> this(dstream, encoding, startline, startcolumn, 4096);<a name="line.509"></a>
<span class="sourceLineNo">510</span> }<a name="line.510"></a>
<span class="sourceLineNo">511</span><a name="line.511"></a>
<span class="sourceLineNo">512</span>/** Constructor. */<a name="line.512"></a>
<span class="sourceLineNo">513</span> public JavaCharStream(java.io.InputStream dstream, int startline,<a name="line.513"></a>
<span class="sourceLineNo">514</span> int startcolumn)<a name="line.514"></a>
<span class="sourceLineNo">515</span> {<a name="line.515"></a>
<span class="sourceLineNo">516</span> this(dstream, startline, startcolumn, 4096);<a name="line.516"></a>
<span class="sourceLineNo">517</span> }<a name="line.517"></a>
<span class="sourceLineNo">518</span><a name="line.518"></a>
<span class="sourceLineNo">519</span>/** Constructor. */<a name="line.519"></a>
<span class="sourceLineNo">520</span> public JavaCharStream(java.io.InputStream dstream, String encoding) throws java.io.UnsupportedEncodingException<a name="line.520"></a>
<span class="sourceLineNo">521</span> {<a name="line.521"></a>
<span class="sourceLineNo">522</span> this(dstream, encoding, 1, 1, 4096);<a name="line.522"></a>
<span class="sourceLineNo">523</span> }<a name="line.523"></a>
<span class="sourceLineNo">524</span><a name="line.524"></a>
<span class="sourceLineNo">525</span>/** Constructor. */<a name="line.525"></a>
<span class="sourceLineNo">526</span> public JavaCharStream(java.io.InputStream dstream)<a name="line.526"></a>
<span class="sourceLineNo">527</span> {<a name="line.527"></a>
<span class="sourceLineNo">528</span> this(dstream, 1, 1, 4096);<a name="line.528"></a>
<span class="sourceLineNo">529</span> }<a name="line.529"></a>
<span class="sourceLineNo">530</span><a name="line.530"></a>
<span class="sourceLineNo">531</span>/** Reinitialise. */<a name="line.531"></a>
<span class="sourceLineNo">532</span> public void ReInit(java.io.InputStream dstream, String encoding, int startline,<a name="line.532"></a>
<span class="sourceLineNo">533</span> int startcolumn, int buffersize) throws java.io.UnsupportedEncodingException<a name="line.533"></a>
<span class="sourceLineNo">534</span> {<a name="line.534"></a>
<span class="sourceLineNo">535</span> ReInit(encoding == null ? new java.io.InputStreamReader(dstream) : new java.io.InputStreamReader(dstream, encoding), startline, startcolumn, buffersize);<a name="line.535"></a>
<span class="sourceLineNo">536</span> }<a name="line.536"></a>
<span class="sourceLineNo">537</span><a name="line.537"></a>
<span class="sourceLineNo">538</span>/** Reinitialise. */<a name="line.538"></a>
<span class="sourceLineNo">539</span> public void ReInit(java.io.InputStream dstream, int startline,<a name="line.539"></a>
<span class="sourceLineNo">540</span> int startcolumn, int buffersize)<a name="line.540"></a>
<span class="sourceLineNo">541</span> {<a name="line.541"></a>
<span class="sourceLineNo">542</span> ReInit(new java.io.InputStreamReader(dstream), startline, startcolumn, buffersize);<a name="line.542"></a>
<span class="sourceLineNo">543</span> }<a name="line.543"></a>
<span class="sourceLineNo">544</span>/** Reinitialise. */<a name="line.544"></a>
<span class="sourceLineNo">545</span> public void ReInit(java.io.InputStream dstream, String encoding, int startline,<a name="line.545"></a>
<span class="sourceLineNo">546</span> int startcolumn) throws java.io.UnsupportedEncodingException<a name="line.546"></a>
<span class="sourceLineNo">547</span> {<a name="line.547"></a>
<span class="sourceLineNo">548</span> ReInit(dstream, encoding, startline, startcolumn, 4096);<a name="line.548"></a>
<span class="sourceLineNo">549</span> }<a name="line.549"></a>
<span class="sourceLineNo">550</span>/** Reinitialise. */<a name="line.550"></a>
<span class="sourceLineNo">551</span> public void ReInit(java.io.InputStream dstream, int startline,<a name="line.551"></a>
<span class="sourceLineNo">552</span> int startcolumn)<a name="line.552"></a>
<span class="sourceLineNo">553</span> {<a name="line.553"></a>
<span class="sourceLineNo">554</span> ReInit(dstream, startline, startcolumn, 4096);<a name="line.554"></a>
<span class="sourceLineNo">555</span> }<a name="line.555"></a>
<span class="sourceLineNo">556</span>/** Reinitialise. */<a name="line.556"></a>
<span class="sourceLineNo">557</span> public void ReInit(java.io.InputStream dstream, String encoding) throws java.io.UnsupportedEncodingException<a name="line.557"></a>
<span class="sourceLineNo">558</span> {<a name="line.558"></a>
<span class="sourceLineNo">559</span> ReInit(dstream, encoding, 1, 1, 4096);<a name="line.559"></a>
<span class="sourceLineNo">560</span> }<a name="line.560"></a>
<span class="sourceLineNo">561</span><a name="line.561"></a>
<span class="sourceLineNo">562</span>/** Reinitialise. */<a name="line.562"></a>
<span class="sourceLineNo">563</span> public void ReInit(java.io.InputStream dstream)<a name="line.563"></a>
<span class="sourceLineNo">564</span> {<a name="line.564"></a>
<span class="sourceLineNo">565</span> ReInit(dstream, 1, 1, 4096);<a name="line.565"></a>
<span class="sourceLineNo">566</span> }<a name="line.566"></a>
<span class="sourceLineNo">567</span><a name="line.567"></a>
<span class="sourceLineNo">568</span> /** @return token image as String */<a name="line.568"></a>
<span class="sourceLineNo">569</span> public String GetImage()<a name="line.569"></a>
<span class="sourceLineNo">570</span> {<a name="line.570"></a>
<span class="sourceLineNo">571</span> if (bufpos >= tokenBegin)<a name="line.571"></a>
<span class="sourceLineNo">572</span> return new String(buffer, tokenBegin, bufpos - tokenBegin + 1);<a name="line.572"></a>
<span class="sourceLineNo">573</span> else<a name="line.573"></a>
<span class="sourceLineNo">574</span> return new String(buffer, tokenBegin, bufsize - tokenBegin) +<a name="line.574"></a>
<span class="sourceLineNo">575</span> new String(buffer, 0, bufpos + 1);<a name="line.575"></a>
<span class="sourceLineNo">576</span> }<a name="line.576"></a>
<span class="sourceLineNo">577</span><a name="line.577"></a>
<span class="sourceLineNo">578</span> /** @return suffix */<a name="line.578"></a>
<span class="sourceLineNo">579</span> public char[] GetSuffix(int len)<a name="line.579"></a>
<span class="sourceLineNo">580</span> {<a name="line.580"></a>
<span class="sourceLineNo">581</span> char[] ret = new char[len];<a name="line.581"></a>
<span class="sourceLineNo">582</span><a name="line.582"></a>
<span class="sourceLineNo">583</span> if ((bufpos + 1) >= len)<a name="line.583"></a>
<span class="sourceLineNo">584</span> System.arraycopy(buffer, bufpos - len + 1, ret, 0, len);<a name="line.584"></a>
<span class="sourceLineNo">585</span> else<a name="line.585"></a>
<span class="sourceLineNo">586</span> {<a name="line.586"></a>
<span class="sourceLineNo">587</span> System.arraycopy(buffer, bufsize - (len - bufpos - 1), ret, 0,<a name="line.587"></a>
<span class="sourceLineNo">588</span> len - bufpos - 1);<a name="line.588"></a>
<span class="sourceLineNo">589</span> System.arraycopy(buffer, 0, ret, len - bufpos - 1, bufpos + 1);<a name="line.589"></a>
<span class="sourceLineNo">590</span> }<a name="line.590"></a>
<span class="sourceLineNo">591</span><a name="line.591"></a>
<span class="sourceLineNo">592</span> return ret;<a name="line.592"></a>
<span class="sourceLineNo">593</span> }<a name="line.593"></a>
<span class="sourceLineNo">594</span><a name="line.594"></a>
<span class="sourceLineNo">595</span> /** Set buffers back to null when finished. */<a name="line.595"></a>
<span class="sourceLineNo">596</span> public void Done()<a name="line.596"></a>
<span class="sourceLineNo">597</span> {<a name="line.597"></a>
<span class="sourceLineNo">598</span> nextCharBuf = null;<a name="line.598"></a>
<span class="sourceLineNo">599</span> buffer = null;<a name="line.599"></a>
<span class="sourceLineNo">600</span> bufline = null;<a name="line.600"></a>
<span class="sourceLineNo">601</span> bufcolumn = null;<a name="line.601"></a>
<span class="sourceLineNo">602</span> }<a name="line.602"></a>
<span class="sourceLineNo">603</span><a name="line.603"></a>
<span class="sourceLineNo">604</span> /**<a name="line.604"></a>
<span class="sourceLineNo">605</span> * Method to adjust line and column numbers for the start of a token.<a name="line.605"></a>
<span class="sourceLineNo">606</span> */<a name="line.606"></a>
<span class="sourceLineNo">607</span> public void adjustBeginLineColumn(int newLine, int newCol)<a name="line.607"></a>
<span class="sourceLineNo">608</span> {<a name="line.608"></a>
<span class="sourceLineNo">609</span> int start = tokenBegin;<a name="line.609"></a>
<span class="sourceLineNo">610</span> int len;<a name="line.610"></a>
<span class="sourceLineNo">611</span><a name="line.611"></a>
<span class="sourceLineNo">612</span> if (bufpos >= tokenBegin)<a name="line.612"></a>
<span class="sourceLineNo">613</span> {<a name="line.613"></a>
<span class="sourceLineNo">614</span> len = bufpos - tokenBegin + inBuf + 1;<a name="line.614"></a>
<span class="sourceLineNo">615</span> }<a name="line.615"></a>
<span class="sourceLineNo">616</span> else<a name="line.616"></a>
<span class="sourceLineNo">617</span> {<a name="line.617"></a>
<span class="sourceLineNo">618</span> len = bufsize - tokenBegin + bufpos + 1 + inBuf;<a name="line.618"></a>
<span class="sourceLineNo">619</span> }<a name="line.619"></a>
<span class="sourceLineNo">620</span><a name="line.620"></a>
<span class="sourceLineNo">621</span> int i = 0, j = 0, k = 0;<a name="line.621"></a>
<span class="sourceLineNo">622</span> int nextColDiff = 0, columnDiff = 0;<a name="line.622"></a>
<span class="sourceLineNo">623</span><a name="line.623"></a>
<span class="sourceLineNo">624</span> while (i < len &&<a name="line.624"></a>
<span class="sourceLineNo">625</span> bufline[j = start % bufsize] == bufline[k = ++start % bufsize])<a name="line.625"></a>
<span class="sourceLineNo">626</span> {<a name="line.626"></a>
<span class="sourceLineNo">627</span> bufline[j] = newLine;<a name="line.627"></a>
<span class="sourceLineNo">628</span> nextColDiff = columnDiff + bufcolumn[k] - bufcolumn[j];<a name="line.628"></a>
<span class="sourceLineNo">629</span> bufcolumn[j] = newCol + columnDiff;<a name="line.629"></a>
<span class="sourceLineNo">630</span> columnDiff = nextColDiff;<a name="line.630"></a>
<span class="sourceLineNo">631</span> i++;<a name="line.631"></a>
<span class="sourceLineNo">632</span> }<a name="line.632"></a>
<span class="sourceLineNo">633</span><a name="line.633"></a>
<span class="sourceLineNo">634</span> if (i < len)<a name="line.634"></a>
<span class="sourceLineNo">635</span> {<a name="line.635"></a>
<span class="sourceLineNo">636</span> bufline[j] = newLine++;<a name="line.636"></a>
<span class="sourceLineNo">637</span> bufcolumn[j] = newCol + columnDiff;<a name="line.637"></a>
<span class="sourceLineNo">638</span><a name="line.638"></a>
<span class="sourceLineNo">639</span> while (i++ < len)<a name="line.639"></a>
<span class="sourceLineNo">640</span> {<a name="line.640"></a>
<span class="sourceLineNo">641</span> if (bufline[j = start % bufsize] != bufline[++start % bufsize])<a name="line.641"></a>
<span class="sourceLineNo">642</span> bufline[j] = newLine++;<a name="line.642"></a>
<span class="sourceLineNo">643</span> else<a name="line.643"></a>
<span class="sourceLineNo">644</span> bufline[j] = newLine;<a name="line.644"></a>
<span class="sourceLineNo">645</span> }<a name="line.645"></a>
<span class="sourceLineNo">646</span> }<a name="line.646"></a>
<span class="sourceLineNo">647</span><a name="line.647"></a>
<span class="sourceLineNo">648</span> line = bufline[j];<a name="line.648"></a>
<span class="sourceLineNo">649</span> column = bufcolumn[j];<a name="line.649"></a>
<span class="sourceLineNo">650</span> }<a name="line.650"></a>
<span class="sourceLineNo">651</span><a name="line.651"></a>
<span class="sourceLineNo">652</span>}<a name="line.652"></a>
<span class="sourceLineNo">653</span>/* JavaCC - OriginalChecksum=3bced93e01c0a998378298081a0c2697 (do not edit this line) */<a name="line.653"></a>
</pre>
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