/usr/share/doc/libcobertura-java/api/src-html/net/sourceforge/cobertura/coveragedata/CoverageDataContainer.html is in libcobertura-java-doc 1.9.4.1+dfsg-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 | <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html lang="en">
<head>
<title>Source code</title>
<link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style">
</head>
<body>
<div class="sourceContainer">
<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> * Copyright (C) 2003 jcoverage ltd.<a name="line.4"></a>
<span class="sourceLineNo">005</span> * Copyright (C) 2005 Mark Doliner<a name="line.5"></a>
<span class="sourceLineNo">006</span> * Copyright (C) 2005 Jeremy Thomerson<a name="line.6"></a>
<span class="sourceLineNo">007</span> * Copyright (C) 2005 Mark Sinke<a name="line.7"></a>
<span class="sourceLineNo">008</span> *<a name="line.8"></a>
<span class="sourceLineNo">009</span> * Cobertura is free software; you can redistribute it and/or modify<a name="line.9"></a>
<span class="sourceLineNo">010</span> * it under the terms of the GNU General Public License as published<a name="line.10"></a>
<span class="sourceLineNo">011</span> * by the Free Software Foundation; either version 2 of the License,<a name="line.11"></a>
<span class="sourceLineNo">012</span> * or (at your option) any later version.<a name="line.12"></a>
<span class="sourceLineNo">013</span> *<a name="line.13"></a>
<span class="sourceLineNo">014</span> * Cobertura is distributed in the hope that it will be useful, but<a name="line.14"></a>
<span class="sourceLineNo">015</span> * WITHOUT ANY WARRANTY; without even the implied warranty of<a name="line.15"></a>
<span class="sourceLineNo">016</span> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU<a name="line.16"></a>
<span class="sourceLineNo">017</span> * General Public License for more details.<a name="line.17"></a>
<span class="sourceLineNo">018</span> *<a name="line.18"></a>
<span class="sourceLineNo">019</span> * You should have received a copy of the GNU General Public License<a name="line.19"></a>
<span class="sourceLineNo">020</span> * along with Cobertura; if not, write to the Free Software<a name="line.20"></a>
<span class="sourceLineNo">021</span> * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307<a name="line.21"></a>
<span class="sourceLineNo">022</span> * USA<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>package net.sourceforge.cobertura.coveragedata;<a name="line.25"></a>
<span class="sourceLineNo">026</span><a name="line.26"></a>
<span class="sourceLineNo">027</span>import java.io.IOException;<a name="line.27"></a>
<span class="sourceLineNo">028</span>import java.io.ObjectInputStream;<a name="line.28"></a>
<span class="sourceLineNo">029</span>import java.io.Serializable;<a name="line.29"></a>
<span class="sourceLineNo">030</span>import java.util.HashMap;<a name="line.30"></a>
<span class="sourceLineNo">031</span>import java.util.Iterator;<a name="line.31"></a>
<span class="sourceLineNo">032</span>import java.util.Map;<a name="line.32"></a>
<span class="sourceLineNo">033</span>import java.util.concurrent.locks.Lock;<a name="line.33"></a>
<span class="sourceLineNo">034</span>import java.util.concurrent.locks.ReentrantLock;<a name="line.34"></a>
<span class="sourceLineNo">035</span><a name="line.35"></a>
<span class="sourceLineNo">036</span>/**<a name="line.36"></a>
<span class="sourceLineNo">037</span> * <p><a name="line.37"></a>
<span class="sourceLineNo">038</span> * Coverage data information is typically serialized to a file.<a name="line.38"></a>
<span class="sourceLineNo">039</span> * </p><a name="line.39"></a>
<span class="sourceLineNo">040</span> *<a name="line.40"></a>
<span class="sourceLineNo">041</span> * <p><a name="line.41"></a>
<span class="sourceLineNo">042</span> * This class implements HasBeenInstrumented so that when cobertura<a name="line.42"></a>
<span class="sourceLineNo">043</span> * instruments itself, it will omit this class. It does this to<a name="line.43"></a>
<span class="sourceLineNo">044</span> * avoid an infinite recursion problem because instrumented classes<a name="line.44"></a>
<span class="sourceLineNo">045</span> * make use of this class.<a name="line.45"></a>
<span class="sourceLineNo">046</span> * </p><a name="line.46"></a>
<span class="sourceLineNo">047</span> */<a name="line.47"></a>
<span class="sourceLineNo">048</span>public abstract class CoverageDataContainer<a name="line.48"></a>
<span class="sourceLineNo">049</span> implements CoverageData, HasBeenInstrumented, Serializable<a name="line.49"></a>
<span class="sourceLineNo">050</span>{<a name="line.50"></a>
<span class="sourceLineNo">051</span><a name="line.51"></a>
<span class="sourceLineNo">052</span> private static final long serialVersionUID = 2;<a name="line.52"></a>
<span class="sourceLineNo">053</span><a name="line.53"></a>
<span class="sourceLineNo">054</span> protected transient Lock lock;<a name="line.54"></a>
<span class="sourceLineNo">055</span><a name="line.55"></a>
<span class="sourceLineNo">056</span> /**<a name="line.56"></a>
<span class="sourceLineNo">057</span> * Each key is the name of a child, usually stored as a String or<a name="line.57"></a>
<span class="sourceLineNo">058</span> * an Integer object. Each value is information about the child,<a name="line.58"></a>
<span class="sourceLineNo">059</span> * stored as an object that implements the CoverageData interface.<a name="line.59"></a>
<span class="sourceLineNo">060</span> */<a name="line.60"></a>
<span class="sourceLineNo">061</span> Map<Object,CoverageData> children = new HashMap<Object,CoverageData>();<a name="line.61"></a>
<span class="sourceLineNo">062</span><a name="line.62"></a>
<span class="sourceLineNo">063</span> public CoverageDataContainer()<a name="line.63"></a>
<span class="sourceLineNo">064</span> {<a name="line.64"></a>
<span class="sourceLineNo">065</span> initLock();<a name="line.65"></a>
<span class="sourceLineNo">066</span> }<a name="line.66"></a>
<span class="sourceLineNo">067</span> <a name="line.67"></a>
<span class="sourceLineNo">068</span> private void initLock()<a name="line.68"></a>
<span class="sourceLineNo">069</span> {<a name="line.69"></a>
<span class="sourceLineNo">070</span> lock = new ReentrantLock();<a name="line.70"></a>
<span class="sourceLineNo">071</span> }<a name="line.71"></a>
<span class="sourceLineNo">072</span> <a name="line.72"></a>
<span class="sourceLineNo">073</span> /**<a name="line.73"></a>
<span class="sourceLineNo">074</span> * Determine if this CoverageDataContainer is equal to<a name="line.74"></a>
<span class="sourceLineNo">075</span> * another one. Subclasses should override this and<a name="line.75"></a>
<span class="sourceLineNo">076</span> * make sure they implement the hashCode method.<a name="line.76"></a>
<span class="sourceLineNo">077</span> *<a name="line.77"></a>
<span class="sourceLineNo">078</span> * @param obj An object to test for equality.<a name="line.78"></a>
<span class="sourceLineNo">079</span> * @return True if the objects are equal.<a name="line.79"></a>
<span class="sourceLineNo">080</span> */<a name="line.80"></a>
<span class="sourceLineNo">081</span> public boolean equals(Object obj)<a name="line.81"></a>
<span class="sourceLineNo">082</span> {<a name="line.82"></a>
<span class="sourceLineNo">083</span> if (this == obj)<a name="line.83"></a>
<span class="sourceLineNo">084</span> return true;<a name="line.84"></a>
<span class="sourceLineNo">085</span> if ((obj == null) || !(obj.getClass().equals(this.getClass())))<a name="line.85"></a>
<span class="sourceLineNo">086</span> return false;<a name="line.86"></a>
<span class="sourceLineNo">087</span><a name="line.87"></a>
<span class="sourceLineNo">088</span> CoverageDataContainer coverageDataContainer = (CoverageDataContainer)obj;<a name="line.88"></a>
<span class="sourceLineNo">089</span> lock.lock();<a name="line.89"></a>
<span class="sourceLineNo">090</span> try<a name="line.90"></a>
<span class="sourceLineNo">091</span> {<a name="line.91"></a>
<span class="sourceLineNo">092</span> return this.children.equals(coverageDataContainer.children);<a name="line.92"></a>
<span class="sourceLineNo">093</span> }<a name="line.93"></a>
<span class="sourceLineNo">094</span> finally<a name="line.94"></a>
<span class="sourceLineNo">095</span> {<a name="line.95"></a>
<span class="sourceLineNo">096</span> lock.unlock();<a name="line.96"></a>
<span class="sourceLineNo">097</span> }<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> /**<a name="line.100"></a>
<span class="sourceLineNo">101</span> * @return The average branch coverage rate for all children<a name="line.101"></a>
<span class="sourceLineNo">102</span> * in this container.<a name="line.102"></a>
<span class="sourceLineNo">103</span> */<a name="line.103"></a>
<span class="sourceLineNo">104</span> public double getBranchCoverageRate()<a name="line.104"></a>
<span class="sourceLineNo">105</span> {<a name="line.105"></a>
<span class="sourceLineNo">106</span> int number = 0;<a name="line.106"></a>
<span class="sourceLineNo">107</span> int numberCovered = 0;<a name="line.107"></a>
<span class="sourceLineNo">108</span> lock.lock();<a name="line.108"></a>
<span class="sourceLineNo">109</span> try<a name="line.109"></a>
<span class="sourceLineNo">110</span> {<a name="line.110"></a>
<span class="sourceLineNo">111</span> Iterator<CoverageData> iter = this.children.values().iterator();<a name="line.111"></a>
<span class="sourceLineNo">112</span> while (iter.hasNext())<a name="line.112"></a>
<span class="sourceLineNo">113</span> {<a name="line.113"></a>
<span class="sourceLineNo">114</span> CoverageData coverageContainer = iter.next();<a name="line.114"></a>
<span class="sourceLineNo">115</span> number += coverageContainer.getNumberOfValidBranches();<a name="line.115"></a>
<span class="sourceLineNo">116</span> numberCovered += coverageContainer.getNumberOfCoveredBranches();<a name="line.116"></a>
<span class="sourceLineNo">117</span> }<a name="line.117"></a>
<span class="sourceLineNo">118</span> }<a name="line.118"></a>
<span class="sourceLineNo">119</span> finally<a name="line.119"></a>
<span class="sourceLineNo">120</span> {<a name="line.120"></a>
<span class="sourceLineNo">121</span> lock.unlock();<a name="line.121"></a>
<span class="sourceLineNo">122</span> }<a name="line.122"></a>
<span class="sourceLineNo">123</span> if (number == 0)<a name="line.123"></a>
<span class="sourceLineNo">124</span> {<a name="line.124"></a>
<span class="sourceLineNo">125</span> // no branches, therefore 100% branch coverage.<a name="line.125"></a>
<span class="sourceLineNo">126</span> return 1d;<a name="line.126"></a>
<span class="sourceLineNo">127</span> }<a name="line.127"></a>
<span class="sourceLineNo">128</span> return (double)numberCovered / number;<a name="line.128"></a>
<span class="sourceLineNo">129</span> }<a name="line.129"></a>
<span class="sourceLineNo">130</span><a name="line.130"></a>
<span class="sourceLineNo">131</span> /**<a name="line.131"></a>
<span class="sourceLineNo">132</span> * Get a child from this container with the specified<a name="line.132"></a>
<span class="sourceLineNo">133</span> * key.<a name="line.133"></a>
<span class="sourceLineNo">134</span> * @param name The key used to lookup the child in the<a name="line.134"></a>
<span class="sourceLineNo">135</span> * map.<a name="line.135"></a>
<span class="sourceLineNo">136</span> * @return The child object, if found, or null if not found.<a name="line.136"></a>
<span class="sourceLineNo">137</span> */<a name="line.137"></a>
<span class="sourceLineNo">138</span> public CoverageData getChild(String name)<a name="line.138"></a>
<span class="sourceLineNo">139</span> {<a name="line.139"></a>
<span class="sourceLineNo">140</span> lock.lock();<a name="line.140"></a>
<span class="sourceLineNo">141</span> try<a name="line.141"></a>
<span class="sourceLineNo">142</span> {<a name="line.142"></a>
<span class="sourceLineNo">143</span> return (CoverageData)this.children.get(name);<a name="line.143"></a>
<span class="sourceLineNo">144</span> }<a name="line.144"></a>
<span class="sourceLineNo">145</span> finally<a name="line.145"></a>
<span class="sourceLineNo">146</span> {<a name="line.146"></a>
<span class="sourceLineNo">147</span> lock.unlock();<a name="line.147"></a>
<span class="sourceLineNo">148</span> }<a name="line.148"></a>
<span class="sourceLineNo">149</span> }<a name="line.149"></a>
<span class="sourceLineNo">150</span><a name="line.150"></a>
<span class="sourceLineNo">151</span> /**<a name="line.151"></a>
<span class="sourceLineNo">152</span> * @return The average line coverage rate for all children<a name="line.152"></a>
<span class="sourceLineNo">153</span> * in this container. This number will be a decimal<a name="line.153"></a>
<span class="sourceLineNo">154</span> * between 0 and 1, inclusive.<a name="line.154"></a>
<span class="sourceLineNo">155</span> */<a name="line.155"></a>
<span class="sourceLineNo">156</span> public double getLineCoverageRate()<a name="line.156"></a>
<span class="sourceLineNo">157</span> {<a name="line.157"></a>
<span class="sourceLineNo">158</span> int number = 0;<a name="line.158"></a>
<span class="sourceLineNo">159</span> int numberCovered = 0;<a name="line.159"></a>
<span class="sourceLineNo">160</span> lock.lock();<a name="line.160"></a>
<span class="sourceLineNo">161</span> try<a name="line.161"></a>
<span class="sourceLineNo">162</span> {<a name="line.162"></a>
<span class="sourceLineNo">163</span> Iterator<CoverageData> iter = this.children.values().iterator();<a name="line.163"></a>
<span class="sourceLineNo">164</span> while (iter.hasNext())<a name="line.164"></a>
<span class="sourceLineNo">165</span> {<a name="line.165"></a>
<span class="sourceLineNo">166</span> CoverageData coverageContainer = iter.next();<a name="line.166"></a>
<span class="sourceLineNo">167</span> number += coverageContainer.getNumberOfValidLines();<a name="line.167"></a>
<span class="sourceLineNo">168</span> numberCovered += coverageContainer.getNumberOfCoveredLines();<a name="line.168"></a>
<span class="sourceLineNo">169</span> }<a name="line.169"></a>
<span class="sourceLineNo">170</span> }<a name="line.170"></a>
<span class="sourceLineNo">171</span> finally<a name="line.171"></a>
<span class="sourceLineNo">172</span> {<a name="line.172"></a>
<span class="sourceLineNo">173</span> lock.unlock();<a name="line.173"></a>
<span class="sourceLineNo">174</span> }<a name="line.174"></a>
<span class="sourceLineNo">175</span> if (number == 0)<a name="line.175"></a>
<span class="sourceLineNo">176</span> {<a name="line.176"></a>
<span class="sourceLineNo">177</span> // no lines, therefore 100% line coverage.<a name="line.177"></a>
<span class="sourceLineNo">178</span> return 1d;<a name="line.178"></a>
<span class="sourceLineNo">179</span> }<a name="line.179"></a>
<span class="sourceLineNo">180</span> return (double)numberCovered / number;<a name="line.180"></a>
<span class="sourceLineNo">181</span> }<a name="line.181"></a>
<span class="sourceLineNo">182</span><a name="line.182"></a>
<span class="sourceLineNo">183</span> /**<a name="line.183"></a>
<span class="sourceLineNo">184</span> * @return The number of children in this container.<a name="line.184"></a>
<span class="sourceLineNo">185</span> */<a name="line.185"></a>
<span class="sourceLineNo">186</span> public int getNumberOfChildren()<a name="line.186"></a>
<span class="sourceLineNo">187</span> {<a name="line.187"></a>
<span class="sourceLineNo">188</span> lock.lock();<a name="line.188"></a>
<span class="sourceLineNo">189</span> try<a name="line.189"></a>
<span class="sourceLineNo">190</span> {<a name="line.190"></a>
<span class="sourceLineNo">191</span> return this.children.size();<a name="line.191"></a>
<span class="sourceLineNo">192</span> }<a name="line.192"></a>
<span class="sourceLineNo">193</span> finally<a name="line.193"></a>
<span class="sourceLineNo">194</span> {<a name="line.194"></a>
<span class="sourceLineNo">195</span> lock.unlock();<a name="line.195"></a>
<span class="sourceLineNo">196</span> }<a name="line.196"></a>
<span class="sourceLineNo">197</span> }<a name="line.197"></a>
<span class="sourceLineNo">198</span><a name="line.198"></a>
<span class="sourceLineNo">199</span> public int getNumberOfCoveredBranches()<a name="line.199"></a>
<span class="sourceLineNo">200</span> {<a name="line.200"></a>
<span class="sourceLineNo">201</span> int number = 0;<a name="line.201"></a>
<span class="sourceLineNo">202</span> lock.lock();<a name="line.202"></a>
<span class="sourceLineNo">203</span> try<a name="line.203"></a>
<span class="sourceLineNo">204</span> {<a name="line.204"></a>
<span class="sourceLineNo">205</span> Iterator<CoverageData> iter = this.children.values().iterator();<a name="line.205"></a>
<span class="sourceLineNo">206</span> while (iter.hasNext())<a name="line.206"></a>
<span class="sourceLineNo">207</span> {<a name="line.207"></a>
<span class="sourceLineNo">208</span> CoverageData coverageContainer = iter.next();<a name="line.208"></a>
<span class="sourceLineNo">209</span> number += coverageContainer.getNumberOfCoveredBranches();<a name="line.209"></a>
<span class="sourceLineNo">210</span> }<a name="line.210"></a>
<span class="sourceLineNo">211</span> }<a name="line.211"></a>
<span class="sourceLineNo">212</span> finally<a name="line.212"></a>
<span class="sourceLineNo">213</span> {<a name="line.213"></a>
<span class="sourceLineNo">214</span> lock.unlock();<a name="line.214"></a>
<span class="sourceLineNo">215</span> }<a name="line.215"></a>
<span class="sourceLineNo">216</span> return number;<a name="line.216"></a>
<span class="sourceLineNo">217</span> }<a name="line.217"></a>
<span class="sourceLineNo">218</span><a name="line.218"></a>
<span class="sourceLineNo">219</span> public int getNumberOfCoveredLines()<a name="line.219"></a>
<span class="sourceLineNo">220</span> {<a name="line.220"></a>
<span class="sourceLineNo">221</span> int number = 0;<a name="line.221"></a>
<span class="sourceLineNo">222</span> lock.lock();<a name="line.222"></a>
<span class="sourceLineNo">223</span> try<a name="line.223"></a>
<span class="sourceLineNo">224</span> {<a name="line.224"></a>
<span class="sourceLineNo">225</span> Iterator<CoverageData> iter = this.children.values().iterator();<a name="line.225"></a>
<span class="sourceLineNo">226</span> while (iter.hasNext())<a name="line.226"></a>
<span class="sourceLineNo">227</span> {<a name="line.227"></a>
<span class="sourceLineNo">228</span> CoverageData coverageContainer = iter.next();<a name="line.228"></a>
<span class="sourceLineNo">229</span> number += coverageContainer.getNumberOfCoveredLines();<a name="line.229"></a>
<span class="sourceLineNo">230</span> }<a name="line.230"></a>
<span class="sourceLineNo">231</span> }<a name="line.231"></a>
<span class="sourceLineNo">232</span> finally<a name="line.232"></a>
<span class="sourceLineNo">233</span> {<a name="line.233"></a>
<span class="sourceLineNo">234</span> lock.unlock();<a name="line.234"></a>
<span class="sourceLineNo">235</span> }<a name="line.235"></a>
<span class="sourceLineNo">236</span> return number;<a name="line.236"></a>
<span class="sourceLineNo">237</span> }<a name="line.237"></a>
<span class="sourceLineNo">238</span><a name="line.238"></a>
<span class="sourceLineNo">239</span> public int getNumberOfValidBranches()<a name="line.239"></a>
<span class="sourceLineNo">240</span> {<a name="line.240"></a>
<span class="sourceLineNo">241</span> int number = 0;<a name="line.241"></a>
<span class="sourceLineNo">242</span> lock.lock();<a name="line.242"></a>
<span class="sourceLineNo">243</span> try<a name="line.243"></a>
<span class="sourceLineNo">244</span> {<a name="line.244"></a>
<span class="sourceLineNo">245</span> Iterator<CoverageData> iter = this.children.values().iterator();<a name="line.245"></a>
<span class="sourceLineNo">246</span> while (iter.hasNext())<a name="line.246"></a>
<span class="sourceLineNo">247</span> {<a name="line.247"></a>
<span class="sourceLineNo">248</span> CoverageData coverageContainer = iter.next();<a name="line.248"></a>
<span class="sourceLineNo">249</span> number += coverageContainer.getNumberOfValidBranches();<a name="line.249"></a>
<span class="sourceLineNo">250</span> }<a name="line.250"></a>
<span class="sourceLineNo">251</span> }<a name="line.251"></a>
<span class="sourceLineNo">252</span> finally<a name="line.252"></a>
<span class="sourceLineNo">253</span> {<a name="line.253"></a>
<span class="sourceLineNo">254</span> lock.unlock();<a name="line.254"></a>
<span class="sourceLineNo">255</span> }<a name="line.255"></a>
<span class="sourceLineNo">256</span> return number;<a name="line.256"></a>
<span class="sourceLineNo">257</span> }<a name="line.257"></a>
<span class="sourceLineNo">258</span><a name="line.258"></a>
<span class="sourceLineNo">259</span> public int getNumberOfValidLines()<a name="line.259"></a>
<span class="sourceLineNo">260</span> {<a name="line.260"></a>
<span class="sourceLineNo">261</span> int number = 0;<a name="line.261"></a>
<span class="sourceLineNo">262</span> lock.lock();<a name="line.262"></a>
<span class="sourceLineNo">263</span> try<a name="line.263"></a>
<span class="sourceLineNo">264</span> {<a name="line.264"></a>
<span class="sourceLineNo">265</span> Iterator<CoverageData> iter = this.children.values().iterator();<a name="line.265"></a>
<span class="sourceLineNo">266</span> while (iter.hasNext())<a name="line.266"></a>
<span class="sourceLineNo">267</span> {<a name="line.267"></a>
<span class="sourceLineNo">268</span> CoverageData coverageContainer = iter.next();<a name="line.268"></a>
<span class="sourceLineNo">269</span> number += coverageContainer.getNumberOfValidLines();<a name="line.269"></a>
<span class="sourceLineNo">270</span> }<a name="line.270"></a>
<span class="sourceLineNo">271</span> }<a name="line.271"></a>
<span class="sourceLineNo">272</span> finally<a name="line.272"></a>
<span class="sourceLineNo">273</span> {<a name="line.273"></a>
<span class="sourceLineNo">274</span> lock.unlock();<a name="line.274"></a>
<span class="sourceLineNo">275</span> }<a name="line.275"></a>
<span class="sourceLineNo">276</span> return number;<a name="line.276"></a>
<span class="sourceLineNo">277</span> }<a name="line.277"></a>
<span class="sourceLineNo">278</span><a name="line.278"></a>
<span class="sourceLineNo">279</span> /**<a name="line.279"></a>
<span class="sourceLineNo">280</span> * It is highly recommended that classes extending this<a name="line.280"></a>
<span class="sourceLineNo">281</span> * class override this hashCode method and generate a more<a name="line.281"></a>
<span class="sourceLineNo">282</span> * effective hash code.<a name="line.282"></a>
<span class="sourceLineNo">283</span> */<a name="line.283"></a>
<span class="sourceLineNo">284</span> public int hashCode()<a name="line.284"></a>
<span class="sourceLineNo">285</span> {<a name="line.285"></a>
<span class="sourceLineNo">286</span> lock.lock();<a name="line.286"></a>
<span class="sourceLineNo">287</span> try<a name="line.287"></a>
<span class="sourceLineNo">288</span> {<a name="line.288"></a>
<span class="sourceLineNo">289</span> return this.children.size();<a name="line.289"></a>
<span class="sourceLineNo">290</span> }<a name="line.290"></a>
<span class="sourceLineNo">291</span> finally<a name="line.291"></a>
<span class="sourceLineNo">292</span> {<a name="line.292"></a>
<span class="sourceLineNo">293</span> lock.unlock();<a name="line.293"></a>
<span class="sourceLineNo">294</span> }<a name="line.294"></a>
<span class="sourceLineNo">295</span> }<a name="line.295"></a>
<span class="sourceLineNo">296</span><a name="line.296"></a>
<span class="sourceLineNo">297</span> /**<a name="line.297"></a>
<span class="sourceLineNo">298</span> * Merge two <code>CoverageDataContainer</code>s.<a name="line.298"></a>
<span class="sourceLineNo">299</span> *<a name="line.299"></a>
<span class="sourceLineNo">300</span> * @param coverageData The container to merge into this one.<a name="line.300"></a>
<span class="sourceLineNo">301</span> */<a name="line.301"></a>
<span class="sourceLineNo">302</span> public void merge(CoverageData coverageData)<a name="line.302"></a>
<span class="sourceLineNo">303</span> {<a name="line.303"></a>
<span class="sourceLineNo">304</span> CoverageDataContainer container = (CoverageDataContainer)coverageData;<a name="line.304"></a>
<span class="sourceLineNo">305</span> getBothLocks(container);<a name="line.305"></a>
<span class="sourceLineNo">306</span> try<a name="line.306"></a>
<span class="sourceLineNo">307</span> {<a name="line.307"></a>
<span class="sourceLineNo">308</span> Iterator<Object> iter = container.children.keySet().iterator();<a name="line.308"></a>
<span class="sourceLineNo">309</span> while (iter.hasNext())<a name="line.309"></a>
<span class="sourceLineNo">310</span> {<a name="line.310"></a>
<span class="sourceLineNo">311</span> Object key = iter.next();<a name="line.311"></a>
<span class="sourceLineNo">312</span> CoverageData newChild = (CoverageData)container.children.get(key);<a name="line.312"></a>
<span class="sourceLineNo">313</span> CoverageData existingChild = (CoverageData)this.children.get(key);<a name="line.313"></a>
<span class="sourceLineNo">314</span> if (existingChild != null)<a name="line.314"></a>
<span class="sourceLineNo">315</span> {<a name="line.315"></a>
<span class="sourceLineNo">316</span> existingChild.merge(newChild);<a name="line.316"></a>
<span class="sourceLineNo">317</span> }<a name="line.317"></a>
<span class="sourceLineNo">318</span> else<a name="line.318"></a>
<span class="sourceLineNo">319</span> {<a name="line.319"></a>
<span class="sourceLineNo">320</span> // TODO: Shouldn't we be cloning newChild here? I think so that<a name="line.320"></a>
<span class="sourceLineNo">321</span> // would be better... but we would need to override the<a name="line.321"></a>
<span class="sourceLineNo">322</span> // clone() method all over the place?<a name="line.322"></a>
<span class="sourceLineNo">323</span> this.children.put(key, newChild);<a name="line.323"></a>
<span class="sourceLineNo">324</span> }<a name="line.324"></a>
<span class="sourceLineNo">325</span> }<a name="line.325"></a>
<span class="sourceLineNo">326</span> }<a name="line.326"></a>
<span class="sourceLineNo">327</span> finally<a name="line.327"></a>
<span class="sourceLineNo">328</span> {<a name="line.328"></a>
<span class="sourceLineNo">329</span> lock.unlock();<a name="line.329"></a>
<span class="sourceLineNo">330</span> container.lock.unlock();<a name="line.330"></a>
<span class="sourceLineNo">331</span> }<a name="line.331"></a>
<span class="sourceLineNo">332</span> }<a name="line.332"></a>
<span class="sourceLineNo">333</span><a name="line.333"></a>
<span class="sourceLineNo">334</span> protected void getBothLocks(CoverageDataContainer other) {<a name="line.334"></a>
<span class="sourceLineNo">335</span> /*<a name="line.335"></a>
<span class="sourceLineNo">336</span> * To prevent deadlock, we need to get both locks or none at all.<a name="line.336"></a>
<span class="sourceLineNo">337</span> * <a name="line.337"></a>
<span class="sourceLineNo">338</span> * When this method returns, the thread will have both locks.<a name="line.338"></a>
<span class="sourceLineNo">339</span> * Make sure you unlock them!<a name="line.339"></a>
<span class="sourceLineNo">340</span> */<a name="line.340"></a>
<span class="sourceLineNo">341</span> boolean myLock = false;<a name="line.341"></a>
<span class="sourceLineNo">342</span> boolean otherLock = false;<a name="line.342"></a>
<span class="sourceLineNo">343</span> while ((!myLock) || (!otherLock))<a name="line.343"></a>
<span class="sourceLineNo">344</span> {<a name="line.344"></a>
<span class="sourceLineNo">345</span> try<a name="line.345"></a>
<span class="sourceLineNo">346</span> {<a name="line.346"></a>
<span class="sourceLineNo">347</span> myLock = lock.tryLock();<a name="line.347"></a>
<span class="sourceLineNo">348</span> otherLock = other.lock.tryLock();<a name="line.348"></a>
<span class="sourceLineNo">349</span> }<a name="line.349"></a>
<span class="sourceLineNo">350</span> finally<a name="line.350"></a>
<span class="sourceLineNo">351</span> {<a name="line.351"></a>
<span class="sourceLineNo">352</span> if ((!myLock) || (!otherLock))<a name="line.352"></a>
<span class="sourceLineNo">353</span> {<a name="line.353"></a>
<span class="sourceLineNo">354</span> //could not obtain both locks - so unlock the one we got.<a name="line.354"></a>
<span class="sourceLineNo">355</span> if (myLock)<a name="line.355"></a>
<span class="sourceLineNo">356</span> {<a name="line.356"></a>
<span class="sourceLineNo">357</span> lock.unlock();<a name="line.357"></a>
<span class="sourceLineNo">358</span> }<a name="line.358"></a>
<span class="sourceLineNo">359</span> if (otherLock)<a name="line.359"></a>
<span class="sourceLineNo">360</span> {<a name="line.360"></a>
<span class="sourceLineNo">361</span> other.lock.unlock();<a name="line.361"></a>
<span class="sourceLineNo">362</span> }<a name="line.362"></a>
<span class="sourceLineNo">363</span> //do a yield so the other threads will get to work.<a name="line.363"></a>
<span class="sourceLineNo">364</span> Thread.yield();<a name="line.364"></a>
<span class="sourceLineNo">365</span> }<a name="line.365"></a>
<span class="sourceLineNo">366</span> }<a name="line.366"></a>
<span class="sourceLineNo">367</span> }<a name="line.367"></a>
<span class="sourceLineNo">368</span> }<a name="line.368"></a>
<span class="sourceLineNo">369</span><a name="line.369"></a>
<span class="sourceLineNo">370</span> private void readObject(ObjectInputStream in) throws IOException, ClassNotFoundException<a name="line.370"></a>
<span class="sourceLineNo">371</span> {<a name="line.371"></a>
<span class="sourceLineNo">372</span> in.defaultReadObject();<a name="line.372"></a>
<span class="sourceLineNo">373</span> initLock();<a name="line.373"></a>
<span class="sourceLineNo">374</span> }<a name="line.374"></a>
<span class="sourceLineNo">375</span>}<a name="line.375"></a>
</pre>
</div>
</body>
</html>
|