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| <pre><span class="sourceLineNo">001</span>/*<a name="line.1"></a> |
| <span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.2"></a> |
| <span class="sourceLineNo">003</span> * or more contributor license agreements. See the NOTICE file<a name="line.3"></a> |
| <span class="sourceLineNo">004</span> * distributed with this work for additional information<a name="line.4"></a> |
| <span class="sourceLineNo">005</span> * regarding copyright ownership. The ASF licenses this file<a name="line.5"></a> |
| <span class="sourceLineNo">006</span> * to you under the Apache License, Version 2.0 (the<a name="line.6"></a> |
| <span class="sourceLineNo">007</span> * "License"); you may not use this file except in compliance<a name="line.7"></a> |
| <span class="sourceLineNo">008</span> * with the License. You may obtain a copy of the License at<a name="line.8"></a> |
| <span class="sourceLineNo">009</span> *<a name="line.9"></a> |
| <span class="sourceLineNo">010</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.10"></a> |
| <span class="sourceLineNo">011</span> *<a name="line.11"></a> |
| <span class="sourceLineNo">012</span> * Unless required by applicable law or agreed to in writing, software<a name="line.12"></a> |
| <span class="sourceLineNo">013</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.13"></a> |
| <span class="sourceLineNo">014</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.14"></a> |
| <span class="sourceLineNo">015</span> * See the License for the specific language governing permissions and<a name="line.15"></a> |
| <span class="sourceLineNo">016</span> * limitations under the License.<a name="line.16"></a> |
| <span class="sourceLineNo">017</span> */<a name="line.17"></a> |
| <span class="sourceLineNo">018</span>package org.apache.hadoop.hbase.util;<a name="line.18"></a> |
| <span class="sourceLineNo">019</span><a name="line.19"></a> |
| <span class="sourceLineNo">020</span>import static org.junit.Assert.assertArrayEquals;<a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import static org.junit.Assert.assertEquals;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import static org.junit.Assert.assertFalse;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import static org.junit.Assert.assertTrue;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span><a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import java.io.ByteArrayInputStream;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import java.io.ByteArrayOutputStream;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import java.io.DataInputStream;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import java.io.DataOutputStream;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import java.io.IOException;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import java.lang.reflect.Field;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import java.lang.reflect.Modifier;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import java.nio.ByteBuffer;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import java.util.ArrayList;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import java.util.Arrays;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import java.util.Collection;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import java.util.Collections;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import java.util.List;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import java.util.Set;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import java.util.SortedSet;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import java.util.TreeSet;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>import java.util.concurrent.CountDownLatch;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span>import java.util.concurrent.ExecutorService;<a name="line.42"></a> |
| <span class="sourceLineNo">043</span>import java.util.concurrent.Executors;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span>import java.util.concurrent.TimeUnit;<a name="line.44"></a> |
| <span class="sourceLineNo">045</span>import java.util.stream.Collectors;<a name="line.45"></a> |
| <span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.46"></a> |
| <span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.HBaseCommonTestingUtil;<a name="line.47"></a> |
| <span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.HConstants;<a name="line.48"></a> |
| <span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.nio.ByteBuff;<a name="line.49"></a> |
| <span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.testclassification.MediumTests;<a name="line.50"></a> |
| <span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.testclassification.MiscTests;<a name="line.51"></a> |
| <span class="sourceLineNo">052</span>import org.apache.hadoop.hbase.unsafe.HBasePlatformDependent;<a name="line.52"></a> |
| <span class="sourceLineNo">053</span>import org.apache.hadoop.io.WritableUtils;<a name="line.53"></a> |
| <span class="sourceLineNo">054</span>import org.junit.AfterClass;<a name="line.54"></a> |
| <span class="sourceLineNo">055</span>import org.junit.Before;<a name="line.55"></a> |
| <span class="sourceLineNo">056</span>import org.junit.ClassRule;<a name="line.56"></a> |
| <span class="sourceLineNo">057</span>import org.junit.Test;<a name="line.57"></a> |
| <span class="sourceLineNo">058</span>import org.junit.experimental.categories.Category;<a name="line.58"></a> |
| <span class="sourceLineNo">059</span>import org.junit.runner.RunWith;<a name="line.59"></a> |
| <span class="sourceLineNo">060</span>import org.junit.runners.Parameterized;<a name="line.60"></a> |
| <span class="sourceLineNo">061</span><a name="line.61"></a> |
| <span class="sourceLineNo">062</span>@Category({ MiscTests.class, MediumTests.class })<a name="line.62"></a> |
| <span class="sourceLineNo">063</span>@RunWith(Parameterized.class)<a name="line.63"></a> |
| <span class="sourceLineNo">064</span>public class TestByteBufferUtils {<a name="line.64"></a> |
| <span class="sourceLineNo">065</span><a name="line.65"></a> |
| <span class="sourceLineNo">066</span> @ClassRule<a name="line.66"></a> |
| <span class="sourceLineNo">067</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.67"></a> |
| <span class="sourceLineNo">068</span> HBaseClassTestRule.forClass(TestByteBufferUtils.class);<a name="line.68"></a> |
| <span class="sourceLineNo">069</span><a name="line.69"></a> |
| <span class="sourceLineNo">070</span> private static final String UNSAFE_AVAIL_NAME = "UNSAFE_AVAIL";<a name="line.70"></a> |
| <span class="sourceLineNo">071</span> private static final String UNSAFE_UNALIGNED_NAME = "UNSAFE_UNALIGNED";<a name="line.71"></a> |
| <span class="sourceLineNo">072</span> private byte[] array;<a name="line.72"></a> |
| <span class="sourceLineNo">073</span><a name="line.73"></a> |
| <span class="sourceLineNo">074</span> @AfterClass<a name="line.74"></a> |
| <span class="sourceLineNo">075</span> public static void afterClass() throws Exception {<a name="line.75"></a> |
| <span class="sourceLineNo">076</span> detectAvailabilityOfUnsafe();<a name="line.76"></a> |
| <span class="sourceLineNo">077</span> }<a name="line.77"></a> |
| <span class="sourceLineNo">078</span><a name="line.78"></a> |
| <span class="sourceLineNo">079</span> @Parameterized.Parameters<a name="line.79"></a> |
| <span class="sourceLineNo">080</span> public static Collection<Object[]> parameters() {<a name="line.80"></a> |
| <span class="sourceLineNo">081</span> return HBaseCommonTestingUtil.BOOLEAN_PARAMETERIZED;<a name="line.81"></a> |
| <span class="sourceLineNo">082</span> }<a name="line.82"></a> |
| <span class="sourceLineNo">083</span><a name="line.83"></a> |
| <span class="sourceLineNo">084</span> private static void setUnsafe(String fieldName, boolean value) throws Exception {<a name="line.84"></a> |
| <span class="sourceLineNo">085</span> Field field = ByteBufferUtils.class.getDeclaredField(fieldName);<a name="line.85"></a> |
| <span class="sourceLineNo">086</span> field.setAccessible(true);<a name="line.86"></a> |
| <span class="sourceLineNo">087</span> Field modifiersField = ReflectionUtils.getModifiersField();<a name="line.87"></a> |
| <span class="sourceLineNo">088</span> modifiersField.setAccessible(true);<a name="line.88"></a> |
| <span class="sourceLineNo">089</span> int oldModifiers = field.getModifiers();<a name="line.89"></a> |
| <span class="sourceLineNo">090</span> modifiersField.setInt(field, oldModifiers & ~Modifier.FINAL);<a name="line.90"></a> |
| <span class="sourceLineNo">091</span> try {<a name="line.91"></a> |
| <span class="sourceLineNo">092</span> field.set(null, value);<a name="line.92"></a> |
| <span class="sourceLineNo">093</span> } finally {<a name="line.93"></a> |
| <span class="sourceLineNo">094</span> modifiersField.setInt(field, oldModifiers);<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><a name="line.97"></a> |
| <span class="sourceLineNo">098</span> static void disableUnsafe() throws Exception {<a name="line.98"></a> |
| <span class="sourceLineNo">099</span> if (ByteBufferUtils.UNSAFE_AVAIL) {<a name="line.99"></a> |
| <span class="sourceLineNo">100</span> setUnsafe(UNSAFE_AVAIL_NAME, false);<a name="line.100"></a> |
| <span class="sourceLineNo">101</span> }<a name="line.101"></a> |
| <span class="sourceLineNo">102</span> if (ByteBufferUtils.UNSAFE_UNALIGNED) {<a name="line.102"></a> |
| <span class="sourceLineNo">103</span> setUnsafe(UNSAFE_UNALIGNED_NAME, false);<a name="line.103"></a> |
| <span class="sourceLineNo">104</span> }<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> assertFalse(ByteBufferUtils.UNSAFE_AVAIL);<a name="line.105"></a> |
| <span class="sourceLineNo">106</span> assertFalse(ByteBufferUtils.UNSAFE_UNALIGNED);<a name="line.106"></a> |
| <span class="sourceLineNo">107</span> }<a name="line.107"></a> |
| <span class="sourceLineNo">108</span><a name="line.108"></a> |
| <span class="sourceLineNo">109</span> static void detectAvailabilityOfUnsafe() throws Exception {<a name="line.109"></a> |
| <span class="sourceLineNo">110</span> if (ByteBufferUtils.UNSAFE_AVAIL != HBasePlatformDependent.isUnsafeAvailable()) {<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> setUnsafe(UNSAFE_AVAIL_NAME, HBasePlatformDependent.isUnsafeAvailable());<a name="line.111"></a> |
| <span class="sourceLineNo">112</span> }<a name="line.112"></a> |
| <span class="sourceLineNo">113</span> if (ByteBufferUtils.UNSAFE_UNALIGNED != HBasePlatformDependent.unaligned()) {<a name="line.113"></a> |
| <span class="sourceLineNo">114</span> setUnsafe(UNSAFE_UNALIGNED_NAME, HBasePlatformDependent.unaligned());<a name="line.114"></a> |
| <span class="sourceLineNo">115</span> }<a name="line.115"></a> |
| <span class="sourceLineNo">116</span> assertEquals(ByteBufferUtils.UNSAFE_AVAIL, HBasePlatformDependent.isUnsafeAvailable());<a name="line.116"></a> |
| <span class="sourceLineNo">117</span> assertEquals(ByteBufferUtils.UNSAFE_UNALIGNED, HBasePlatformDependent.unaligned());<a name="line.117"></a> |
| <span class="sourceLineNo">118</span> }<a name="line.118"></a> |
| <span class="sourceLineNo">119</span><a name="line.119"></a> |
| <span class="sourceLineNo">120</span> public TestByteBufferUtils(boolean useUnsafeIfPossible) throws Exception {<a name="line.120"></a> |
| <span class="sourceLineNo">121</span> if (useUnsafeIfPossible) {<a name="line.121"></a> |
| <span class="sourceLineNo">122</span> detectAvailabilityOfUnsafe();<a name="line.122"></a> |
| <span class="sourceLineNo">123</span> } else {<a name="line.123"></a> |
| <span class="sourceLineNo">124</span> disableUnsafe();<a name="line.124"></a> |
| <span class="sourceLineNo">125</span> }<a name="line.125"></a> |
| <span class="sourceLineNo">126</span> }<a name="line.126"></a> |
| <span class="sourceLineNo">127</span><a name="line.127"></a> |
| <span class="sourceLineNo">128</span> /**<a name="line.128"></a> |
| <span class="sourceLineNo">129</span> * Create an array with sample data.<a name="line.129"></a> |
| <span class="sourceLineNo">130</span> */<a name="line.130"></a> |
| <span class="sourceLineNo">131</span> @Before<a name="line.131"></a> |
| <span class="sourceLineNo">132</span> public void setUp() {<a name="line.132"></a> |
| <span class="sourceLineNo">133</span> array = new byte[8];<a name="line.133"></a> |
| <span class="sourceLineNo">134</span> for (int i = 0; i < array.length; ++i) {<a name="line.134"></a> |
| <span class="sourceLineNo">135</span> array[i] = (byte) ('a' + i);<a name="line.135"></a> |
| <span class="sourceLineNo">136</span> }<a name="line.136"></a> |
| <span class="sourceLineNo">137</span> }<a name="line.137"></a> |
| <span class="sourceLineNo">138</span><a name="line.138"></a> |
| <span class="sourceLineNo">139</span> private static final int MAX_VLONG_LENGTH = 9;<a name="line.139"></a> |
| <span class="sourceLineNo">140</span> private static final Collection<Long> testNumbers;<a name="line.140"></a> |
| <span class="sourceLineNo">141</span><a name="line.141"></a> |
| <span class="sourceLineNo">142</span> private static void addNumber(Set<Long> a, long l) {<a name="line.142"></a> |
| <span class="sourceLineNo">143</span> if (l != Long.MIN_VALUE) {<a name="line.143"></a> |
| <span class="sourceLineNo">144</span> a.add(l - 1);<a name="line.144"></a> |
| <span class="sourceLineNo">145</span> }<a name="line.145"></a> |
| <span class="sourceLineNo">146</span> a.add(l);<a name="line.146"></a> |
| <span class="sourceLineNo">147</span> if (l != Long.MAX_VALUE) {<a name="line.147"></a> |
| <span class="sourceLineNo">148</span> a.add(l + 1);<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> }<a name="line.149"></a> |
| <span class="sourceLineNo">150</span> for (long divisor = 3; divisor <= 10; ++divisor) {<a name="line.150"></a> |
| <span class="sourceLineNo">151</span> for (long delta = -1; delta <= 1; ++delta) {<a name="line.151"></a> |
| <span class="sourceLineNo">152</span> a.add(l / divisor + delta);<a name="line.152"></a> |
| <span class="sourceLineNo">153</span> }<a name="line.153"></a> |
| <span class="sourceLineNo">154</span> }<a name="line.154"></a> |
| <span class="sourceLineNo">155</span> }<a name="line.155"></a> |
| <span class="sourceLineNo">156</span><a name="line.156"></a> |
| <span class="sourceLineNo">157</span> static {<a name="line.157"></a> |
| <span class="sourceLineNo">158</span> SortedSet<Long> a = new TreeSet<>();<a name="line.158"></a> |
| <span class="sourceLineNo">159</span> for (int i = 0; i <= 63; ++i) {<a name="line.159"></a> |
| <span class="sourceLineNo">160</span> long v = -1L << i;<a name="line.160"></a> |
| <span class="sourceLineNo">161</span> assertTrue(v < 0);<a name="line.161"></a> |
| <span class="sourceLineNo">162</span> addNumber(a, v);<a name="line.162"></a> |
| <span class="sourceLineNo">163</span> v = (1L << i) - 1;<a name="line.163"></a> |
| <span class="sourceLineNo">164</span> assertTrue(v >= 0);<a name="line.164"></a> |
| <span class="sourceLineNo">165</span> addNumber(a, v);<a name="line.165"></a> |
| <span class="sourceLineNo">166</span> }<a name="line.166"></a> |
| <span class="sourceLineNo">167</span><a name="line.167"></a> |
| <span class="sourceLineNo">168</span> testNumbers = Collections.unmodifiableSet(a);<a name="line.168"></a> |
| <span class="sourceLineNo">169</span> System.err.println("Testing variable-length long serialization using: " + testNumbers<a name="line.169"></a> |
| <span class="sourceLineNo">170</span> + " (count: " + testNumbers.size() + ")");<a name="line.170"></a> |
| <span class="sourceLineNo">171</span> assertEquals(1753, testNumbers.size());<a name="line.171"></a> |
| <span class="sourceLineNo">172</span> assertEquals(Long.MIN_VALUE, a.first().longValue());<a name="line.172"></a> |
| <span class="sourceLineNo">173</span> assertEquals(Long.MAX_VALUE, a.last().longValue());<a name="line.173"></a> |
| <span class="sourceLineNo">174</span> }<a name="line.174"></a> |
| <span class="sourceLineNo">175</span><a name="line.175"></a> |
| <span class="sourceLineNo">176</span> @Test<a name="line.176"></a> |
| <span class="sourceLineNo">177</span> public void testReadWriteVLong() {<a name="line.177"></a> |
| <span class="sourceLineNo">178</span> for (long l : testNumbers) {<a name="line.178"></a> |
| <span class="sourceLineNo">179</span> ByteBuffer b = ByteBuffer.allocate(MAX_VLONG_LENGTH);<a name="line.179"></a> |
| <span class="sourceLineNo">180</span> ByteBufferUtils.writeVLong(b, l);<a name="line.180"></a> |
| <span class="sourceLineNo">181</span> b.flip();<a name="line.181"></a> |
| <span class="sourceLineNo">182</span> assertEquals(l, ByteBufferUtils.readVLong(b));<a name="line.182"></a> |
| <span class="sourceLineNo">183</span> b.flip();<a name="line.183"></a> |
| <span class="sourceLineNo">184</span> assertEquals(l, ByteBufferUtils.readVLong(ByteBuff.wrap(b)));<a name="line.184"></a> |
| <span class="sourceLineNo">185</span> }<a name="line.185"></a> |
| <span class="sourceLineNo">186</span> }<a name="line.186"></a> |
| <span class="sourceLineNo">187</span><a name="line.187"></a> |
| <span class="sourceLineNo">188</span> @Test<a name="line.188"></a> |
| <span class="sourceLineNo">189</span> public void testReadWriteConsecutiveVLong() {<a name="line.189"></a> |
| <span class="sourceLineNo">190</span> for (long l : testNumbers) {<a name="line.190"></a> |
| <span class="sourceLineNo">191</span> ByteBuffer b = ByteBuffer.allocate(2 * MAX_VLONG_LENGTH);<a name="line.191"></a> |
| <span class="sourceLineNo">192</span> ByteBufferUtils.writeVLong(b, l);<a name="line.192"></a> |
| <span class="sourceLineNo">193</span> ByteBufferUtils.writeVLong(b, l - 4);<a name="line.193"></a> |
| <span class="sourceLineNo">194</span> b.flip();<a name="line.194"></a> |
| <span class="sourceLineNo">195</span> assertEquals(l, ByteBufferUtils.readVLong(b));<a name="line.195"></a> |
| <span class="sourceLineNo">196</span> assertEquals(l - 4, ByteBufferUtils.readVLong(b));<a name="line.196"></a> |
| <span class="sourceLineNo">197</span> b.flip();<a name="line.197"></a> |
| <span class="sourceLineNo">198</span> assertEquals(l, ByteBufferUtils.readVLong(ByteBuff.wrap(b)));<a name="line.198"></a> |
| <span class="sourceLineNo">199</span> assertEquals(l - 4, ByteBufferUtils.readVLong(ByteBuff.wrap(b)));<a name="line.199"></a> |
| <span class="sourceLineNo">200</span> }<a name="line.200"></a> |
| <span class="sourceLineNo">201</span> }<a name="line.201"></a> |
| <span class="sourceLineNo">202</span><a name="line.202"></a> |
| <span class="sourceLineNo">203</span> @Test<a name="line.203"></a> |
| <span class="sourceLineNo">204</span> public void testConsistencyWithHadoopVLong() throws IOException {<a name="line.204"></a> |
| <span class="sourceLineNo">205</span> ByteArrayOutputStream baos = new ByteArrayOutputStream();<a name="line.205"></a> |
| <span class="sourceLineNo">206</span> DataOutputStream dos = new DataOutputStream(baos);<a name="line.206"></a> |
| <span class="sourceLineNo">207</span> for (long l : testNumbers) {<a name="line.207"></a> |
| <span class="sourceLineNo">208</span> baos.reset();<a name="line.208"></a> |
| <span class="sourceLineNo">209</span> ByteBuffer b = ByteBuffer.allocate(MAX_VLONG_LENGTH);<a name="line.209"></a> |
| <span class="sourceLineNo">210</span> ByteBufferUtils.writeVLong(b, l);<a name="line.210"></a> |
| <span class="sourceLineNo">211</span> String bufStr = Bytes.toStringBinary(b.array(), b.arrayOffset(), b.position());<a name="line.211"></a> |
| <span class="sourceLineNo">212</span> WritableUtils.writeVLong(dos, l);<a name="line.212"></a> |
| <span class="sourceLineNo">213</span> String baosStr = Bytes.toStringBinary(baos.toByteArray());<a name="line.213"></a> |
| <span class="sourceLineNo">214</span> assertEquals(baosStr, bufStr);<a name="line.214"></a> |
| <span class="sourceLineNo">215</span> }<a name="line.215"></a> |
| <span class="sourceLineNo">216</span> }<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> * Test copying to stream from buffer.<a name="line.219"></a> |
| <span class="sourceLineNo">220</span> */<a name="line.220"></a> |
| <span class="sourceLineNo">221</span> @Test<a name="line.221"></a> |
| <span class="sourceLineNo">222</span> public void testMoveBufferToStream() throws IOException {<a name="line.222"></a> |
| <span class="sourceLineNo">223</span> final int arrayOffset = 7;<a name="line.223"></a> |
| <span class="sourceLineNo">224</span> final int initialPosition = 10;<a name="line.224"></a> |
| <span class="sourceLineNo">225</span> final int endPadding = 5;<a name="line.225"></a> |
| <span class="sourceLineNo">226</span> byte[] arrayWrapper = new byte[arrayOffset + initialPosition + array.length + endPadding];<a name="line.226"></a> |
| <span class="sourceLineNo">227</span> System.arraycopy(array, 0, arrayWrapper, arrayOffset + initialPosition, array.length);<a name="line.227"></a> |
| <span class="sourceLineNo">228</span> ByteBuffer buffer =<a name="line.228"></a> |
| <span class="sourceLineNo">229</span> ByteBuffer.wrap(arrayWrapper, arrayOffset, initialPosition + array.length).slice();<a name="line.229"></a> |
| <span class="sourceLineNo">230</span> assertEquals(initialPosition + array.length, buffer.limit());<a name="line.230"></a> |
| <span class="sourceLineNo">231</span> assertEquals(0, buffer.position());<a name="line.231"></a> |
| <span class="sourceLineNo">232</span> buffer.position(initialPosition);<a name="line.232"></a> |
| <span class="sourceLineNo">233</span> ByteArrayOutputStream bos = new ByteArrayOutputStream();<a name="line.233"></a> |
| <span class="sourceLineNo">234</span> ByteBufferUtils.moveBufferToStream(bos, buffer, array.length);<a name="line.234"></a> |
| <span class="sourceLineNo">235</span> assertArrayEquals(array, bos.toByteArray());<a name="line.235"></a> |
| <span class="sourceLineNo">236</span> assertEquals(initialPosition + array.length, buffer.position());<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> /**<a name="line.239"></a> |
| <span class="sourceLineNo">240</span> * Test copying to stream from buffer with offset.<a name="line.240"></a> |
| <span class="sourceLineNo">241</span> * @throws IOException On test failure.<a name="line.241"></a> |
| <span class="sourceLineNo">242</span> */<a name="line.242"></a> |
| <span class="sourceLineNo">243</span> @Test<a name="line.243"></a> |
| <span class="sourceLineNo">244</span> public void testCopyToStreamWithOffset() throws IOException {<a name="line.244"></a> |
| <span class="sourceLineNo">245</span> ByteBuffer buffer = ByteBuffer.wrap(array);<a name="line.245"></a> |
| <span class="sourceLineNo">246</span><a name="line.246"></a> |
| <span class="sourceLineNo">247</span> ByteArrayOutputStream bos = new ByteArrayOutputStream();<a name="line.247"></a> |
| <span class="sourceLineNo">248</span><a name="line.248"></a> |
| <span class="sourceLineNo">249</span> ByteBufferUtils.copyBufferToStream(bos, buffer, array.length / 2, array.length / 2);<a name="line.249"></a> |
| <span class="sourceLineNo">250</span><a name="line.250"></a> |
| <span class="sourceLineNo">251</span> byte[] returnedArray = bos.toByteArray();<a name="line.251"></a> |
| <span class="sourceLineNo">252</span> for (int i = 0; i < array.length / 2; ++i) {<a name="line.252"></a> |
| <span class="sourceLineNo">253</span> int pos = array.length / 2 + i;<a name="line.253"></a> |
| <span class="sourceLineNo">254</span> assertEquals(returnedArray[i], array[pos]);<a name="line.254"></a> |
| <span class="sourceLineNo">255</span> }<a name="line.255"></a> |
| <span class="sourceLineNo">256</span> }<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> * Test copying data from stream.<a name="line.259"></a> |
| <span class="sourceLineNo">260</span> * @throws IOException On test failure.<a name="line.260"></a> |
| <span class="sourceLineNo">261</span> */<a name="line.261"></a> |
| <span class="sourceLineNo">262</span> @Test<a name="line.262"></a> |
| <span class="sourceLineNo">263</span> public void testCopyFromStream() throws IOException {<a name="line.263"></a> |
| <span class="sourceLineNo">264</span> ByteBuffer buffer = ByteBuffer.allocate(array.length);<a name="line.264"></a> |
| <span class="sourceLineNo">265</span> ByteArrayInputStream bis = new ByteArrayInputStream(array);<a name="line.265"></a> |
| <span class="sourceLineNo">266</span> DataInputStream dis = new DataInputStream(bis);<a name="line.266"></a> |
| <span class="sourceLineNo">267</span><a name="line.267"></a> |
| <span class="sourceLineNo">268</span> ByteBufferUtils.copyFromStreamToBuffer(buffer, dis, array.length / 2);<a name="line.268"></a> |
| <span class="sourceLineNo">269</span> ByteBufferUtils.copyFromStreamToBuffer(buffer, dis, array.length - array.length / 2);<a name="line.269"></a> |
| <span class="sourceLineNo">270</span> for (int i = 0; i < array.length; ++i) {<a name="line.270"></a> |
| <span class="sourceLineNo">271</span> assertEquals(array[i], buffer.get(i));<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><a name="line.274"></a> |
| <span class="sourceLineNo">275</span> /**<a name="line.275"></a> |
| <span class="sourceLineNo">276</span> * Test copying from buffer.<a name="line.276"></a> |
| <span class="sourceLineNo">277</span> */<a name="line.277"></a> |
| <span class="sourceLineNo">278</span> @Test<a name="line.278"></a> |
| <span class="sourceLineNo">279</span> public void testCopyFromBuffer() {<a name="line.279"></a> |
| <span class="sourceLineNo">280</span> ByteBuffer srcBuffer = ByteBuffer.allocate(array.length);<a name="line.280"></a> |
| <span class="sourceLineNo">281</span> ByteBuffer dstBuffer = ByteBuffer.allocate(array.length);<a name="line.281"></a> |
| <span class="sourceLineNo">282</span> srcBuffer.put(array);<a name="line.282"></a> |
| <span class="sourceLineNo">283</span><a name="line.283"></a> |
| <span class="sourceLineNo">284</span> ByteBufferUtils.copyFromBufferToBuffer(srcBuffer, dstBuffer, array.length / 2,<a name="line.284"></a> |
| <span class="sourceLineNo">285</span> array.length / 4);<a name="line.285"></a> |
| <span class="sourceLineNo">286</span> for (int i = 0; i < array.length / 4; ++i) {<a name="line.286"></a> |
| <span class="sourceLineNo">287</span> assertEquals(srcBuffer.get(i + array.length / 2), dstBuffer.get(i));<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><a name="line.290"></a> |
| <span class="sourceLineNo">291</span> /**<a name="line.291"></a> |
| <span class="sourceLineNo">292</span> * Test 7-bit encoding of integers.<a name="line.292"></a> |
| <span class="sourceLineNo">293</span> * @throws IOException On test failure.<a name="line.293"></a> |
| <span class="sourceLineNo">294</span> */<a name="line.294"></a> |
| <span class="sourceLineNo">295</span> @Test<a name="line.295"></a> |
| <span class="sourceLineNo">296</span> public void testCompressedInt() throws IOException {<a name="line.296"></a> |
| <span class="sourceLineNo">297</span> testCompressedInt(0);<a name="line.297"></a> |
| <span class="sourceLineNo">298</span> testCompressedInt(Integer.MAX_VALUE);<a name="line.298"></a> |
| <span class="sourceLineNo">299</span> testCompressedInt(Integer.MIN_VALUE);<a name="line.299"></a> |
| <span class="sourceLineNo">300</span><a name="line.300"></a> |
| <span class="sourceLineNo">301</span> for (int i = 0; i < 3; i++) {<a name="line.301"></a> |
| <span class="sourceLineNo">302</span> testCompressedInt((128 << i) - 1);<a name="line.302"></a> |
| <span class="sourceLineNo">303</span> }<a name="line.303"></a> |
| <span class="sourceLineNo">304</span><a name="line.304"></a> |
| <span class="sourceLineNo">305</span> for (int i = 0; i < 3; i++) {<a name="line.305"></a> |
| <span class="sourceLineNo">306</span> testCompressedInt((128 << i));<a name="line.306"></a> |
| <span class="sourceLineNo">307</span> }<a name="line.307"></a> |
| <span class="sourceLineNo">308</span> }<a name="line.308"></a> |
| <span class="sourceLineNo">309</span><a name="line.309"></a> |
| <span class="sourceLineNo">310</span> /**<a name="line.310"></a> |
| <span class="sourceLineNo">311</span> * Test how much bytes we need to store integer.<a name="line.311"></a> |
| <span class="sourceLineNo">312</span> */<a name="line.312"></a> |
| <span class="sourceLineNo">313</span> @Test<a name="line.313"></a> |
| <span class="sourceLineNo">314</span> public void testIntFitsIn() {<a name="line.314"></a> |
| <span class="sourceLineNo">315</span> assertEquals(1, ByteBufferUtils.intFitsIn(0));<a name="line.315"></a> |
| <span class="sourceLineNo">316</span> assertEquals(1, ByteBufferUtils.intFitsIn(1));<a name="line.316"></a> |
| <span class="sourceLineNo">317</span> assertEquals(2, ByteBufferUtils.intFitsIn(1 << 8));<a name="line.317"></a> |
| <span class="sourceLineNo">318</span> assertEquals(3, ByteBufferUtils.intFitsIn(1 << 16));<a name="line.318"></a> |
| <span class="sourceLineNo">319</span> assertEquals(4, ByteBufferUtils.intFitsIn(-1));<a name="line.319"></a> |
| <span class="sourceLineNo">320</span> assertEquals(4, ByteBufferUtils.intFitsIn(Integer.MAX_VALUE));<a name="line.320"></a> |
| <span class="sourceLineNo">321</span> assertEquals(4, ByteBufferUtils.intFitsIn(Integer.MIN_VALUE));<a name="line.321"></a> |
| <span class="sourceLineNo">322</span> }<a name="line.322"></a> |
| <span class="sourceLineNo">323</span><a name="line.323"></a> |
| <span class="sourceLineNo">324</span> /**<a name="line.324"></a> |
| <span class="sourceLineNo">325</span> * Test how much bytes we need to store long.<a name="line.325"></a> |
| <span class="sourceLineNo">326</span> */<a name="line.326"></a> |
| <span class="sourceLineNo">327</span> @Test<a name="line.327"></a> |
| <span class="sourceLineNo">328</span> public void testLongFitsIn() {<a name="line.328"></a> |
| <span class="sourceLineNo">329</span> assertEquals(1, ByteBufferUtils.longFitsIn(0));<a name="line.329"></a> |
| <span class="sourceLineNo">330</span> assertEquals(1, ByteBufferUtils.longFitsIn(1));<a name="line.330"></a> |
| <span class="sourceLineNo">331</span> assertEquals(3, ByteBufferUtils.longFitsIn(1L << 16));<a name="line.331"></a> |
| <span class="sourceLineNo">332</span> assertEquals(5, ByteBufferUtils.longFitsIn(1L << 32));<a name="line.332"></a> |
| <span class="sourceLineNo">333</span> assertEquals(8, ByteBufferUtils.longFitsIn(-1));<a name="line.333"></a> |
| <span class="sourceLineNo">334</span> assertEquals(8, ByteBufferUtils.longFitsIn(Long.MIN_VALUE));<a name="line.334"></a> |
| <span class="sourceLineNo">335</span> assertEquals(8, ByteBufferUtils.longFitsIn(Long.MAX_VALUE));<a name="line.335"></a> |
| <span class="sourceLineNo">336</span> }<a name="line.336"></a> |
| <span class="sourceLineNo">337</span><a name="line.337"></a> |
| <span class="sourceLineNo">338</span> /**<a name="line.338"></a> |
| <span class="sourceLineNo">339</span> * Test if we are comparing equal bytes.<a name="line.339"></a> |
| <span class="sourceLineNo">340</span> */<a name="line.340"></a> |
| <span class="sourceLineNo">341</span> @Test<a name="line.341"></a> |
| <span class="sourceLineNo">342</span> public void testArePartEqual() {<a name="line.342"></a> |
| <span class="sourceLineNo">343</span> byte[] array = new byte[] { 1, 2, 3, 4, 5, 1, 2, 3, 4 };<a name="line.343"></a> |
| <span class="sourceLineNo">344</span> ByteBuffer buffer = ByteBuffer.wrap(array);<a name="line.344"></a> |
| <span class="sourceLineNo">345</span> assertTrue(ByteBufferUtils.arePartsEqual(buffer, 0, 4, 5, 4));<a name="line.345"></a> |
| <span class="sourceLineNo">346</span> assertTrue(ByteBufferUtils.arePartsEqual(buffer, 1, 2, 6, 2));<a name="line.346"></a> |
| <span class="sourceLineNo">347</span> assertFalse(ByteBufferUtils.arePartsEqual(buffer, 1, 2, 6, 3));<a name="line.347"></a> |
| <span class="sourceLineNo">348</span> assertFalse(ByteBufferUtils.arePartsEqual(buffer, 1, 3, 6, 2));<a name="line.348"></a> |
| <span class="sourceLineNo">349</span> assertFalse(ByteBufferUtils.arePartsEqual(buffer, 0, 3, 6, 3));<a name="line.349"></a> |
| <span class="sourceLineNo">350</span> }<a name="line.350"></a> |
| <span class="sourceLineNo">351</span><a name="line.351"></a> |
| <span class="sourceLineNo">352</span> /**<a name="line.352"></a> |
| <span class="sourceLineNo">353</span> * Test serializing int to bytes<a name="line.353"></a> |
| <span class="sourceLineNo">354</span> */<a name="line.354"></a> |
| <span class="sourceLineNo">355</span> @Test<a name="line.355"></a> |
| <span class="sourceLineNo">356</span> public void testPutInt() {<a name="line.356"></a> |
| <span class="sourceLineNo">357</span> testPutInt(0);<a name="line.357"></a> |
| <span class="sourceLineNo">358</span> testPutInt(Integer.MAX_VALUE);<a name="line.358"></a> |
| <span class="sourceLineNo">359</span><a name="line.359"></a> |
| <span class="sourceLineNo">360</span> for (int i = 0; i < 3; i++) {<a name="line.360"></a> |
| <span class="sourceLineNo">361</span> testPutInt((128 << i) - 1);<a name="line.361"></a> |
| <span class="sourceLineNo">362</span> }<a name="line.362"></a> |
| <span class="sourceLineNo">363</span><a name="line.363"></a> |
| <span class="sourceLineNo">364</span> for (int i = 0; i < 3; i++) {<a name="line.364"></a> |
| <span class="sourceLineNo">365</span> testPutInt((128 << i));<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> // Utility methods invoked from test methods<a name="line.369"></a> |
| <span class="sourceLineNo">370</span><a name="line.370"></a> |
| <span class="sourceLineNo">371</span> private void testCompressedInt(int value) throws IOException {<a name="line.371"></a> |
| <span class="sourceLineNo">372</span> ByteArrayOutputStream bos = new ByteArrayOutputStream();<a name="line.372"></a> |
| <span class="sourceLineNo">373</span> ByteBufferUtils.putCompressedInt(bos, value);<a name="line.373"></a> |
| <span class="sourceLineNo">374</span> ByteArrayInputStream bis = new ByteArrayInputStream(bos.toByteArray());<a name="line.374"></a> |
| <span class="sourceLineNo">375</span> int parsedValue = ByteBufferUtils.readCompressedInt(bis);<a name="line.375"></a> |
| <span class="sourceLineNo">376</span> assertEquals(value, parsedValue);<a name="line.376"></a> |
| <span class="sourceLineNo">377</span> }<a name="line.377"></a> |
| <span class="sourceLineNo">378</span><a name="line.378"></a> |
| <span class="sourceLineNo">379</span> private void testPutInt(int value) {<a name="line.379"></a> |
| <span class="sourceLineNo">380</span> ByteArrayOutputStream baos = new ByteArrayOutputStream();<a name="line.380"></a> |
| <span class="sourceLineNo">381</span> try {<a name="line.381"></a> |
| <span class="sourceLineNo">382</span> ByteBufferUtils.putInt(baos, value);<a name="line.382"></a> |
| <span class="sourceLineNo">383</span> } catch (IOException e) {<a name="line.383"></a> |
| <span class="sourceLineNo">384</span> throw new RuntimeException("Bug in putIn()", e);<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> ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());<a name="line.387"></a> |
| <span class="sourceLineNo">388</span> DataInputStream dis = new DataInputStream(bais);<a name="line.388"></a> |
| <span class="sourceLineNo">389</span> try {<a name="line.389"></a> |
| <span class="sourceLineNo">390</span> assertEquals(dis.readInt(), value);<a name="line.390"></a> |
| <span class="sourceLineNo">391</span> } catch (IOException e) {<a name="line.391"></a> |
| <span class="sourceLineNo">392</span> throw new RuntimeException("Bug in test!", e);<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> @Test<a name="line.396"></a> |
| <span class="sourceLineNo">397</span> public void testToBytes() {<a name="line.397"></a> |
| <span class="sourceLineNo">398</span> ByteBuffer buffer = ByteBuffer.allocate(5);<a name="line.398"></a> |
| <span class="sourceLineNo">399</span> buffer.put(new byte[] { 0, 1, 2, 3, 4 });<a name="line.399"></a> |
| <span class="sourceLineNo">400</span> assertEquals(5, buffer.position());<a name="line.400"></a> |
| <span class="sourceLineNo">401</span> assertEquals(5, buffer.limit());<a name="line.401"></a> |
| <span class="sourceLineNo">402</span> byte[] copy = ByteBufferUtils.toBytes(buffer, 2);<a name="line.402"></a> |
| <span class="sourceLineNo">403</span> assertArrayEquals(new byte[] { 2, 3, 4 }, copy);<a name="line.403"></a> |
| <span class="sourceLineNo">404</span> assertEquals(5, buffer.position());<a name="line.404"></a> |
| <span class="sourceLineNo">405</span> assertEquals(5, buffer.limit());<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> @Test<a name="line.408"></a> |
| <span class="sourceLineNo">409</span> public void testToPrimitiveTypes() {<a name="line.409"></a> |
| <span class="sourceLineNo">410</span> ByteBuffer buffer = ByteBuffer.allocate(15);<a name="line.410"></a> |
| <span class="sourceLineNo">411</span> long l = 988L;<a name="line.411"></a> |
| <span class="sourceLineNo">412</span> int i = 135;<a name="line.412"></a> |
| <span class="sourceLineNo">413</span> short s = 7;<a name="line.413"></a> |
| <span class="sourceLineNo">414</span> buffer.putLong(l);<a name="line.414"></a> |
| <span class="sourceLineNo">415</span> buffer.putShort(s);<a name="line.415"></a> |
| <span class="sourceLineNo">416</span> buffer.putInt(i);<a name="line.416"></a> |
| <span class="sourceLineNo">417</span> assertEquals(l, ByteBufferUtils.toLong(buffer, 0));<a name="line.417"></a> |
| <span class="sourceLineNo">418</span> assertEquals(s, ByteBufferUtils.toShort(buffer, 8));<a name="line.418"></a> |
| <span class="sourceLineNo">419</span> assertEquals(i, ByteBufferUtils.toInt(buffer, 10));<a name="line.419"></a> |
| <span class="sourceLineNo">420</span> }<a name="line.420"></a> |
| <span class="sourceLineNo">421</span><a name="line.421"></a> |
| <span class="sourceLineNo">422</span> @Test<a name="line.422"></a> |
| <span class="sourceLineNo">423</span> public void testCopyFromArrayToBuffer() {<a name="line.423"></a> |
| <span class="sourceLineNo">424</span> byte[] b = new byte[15];<a name="line.424"></a> |
| <span class="sourceLineNo">425</span> b[0] = -1;<a name="line.425"></a> |
| <span class="sourceLineNo">426</span> long l = 988L;<a name="line.426"></a> |
| <span class="sourceLineNo">427</span> int i = 135;<a name="line.427"></a> |
| <span class="sourceLineNo">428</span> short s = 7;<a name="line.428"></a> |
| <span class="sourceLineNo">429</span> Bytes.putLong(b, 1, l);<a name="line.429"></a> |
| <span class="sourceLineNo">430</span> Bytes.putShort(b, 9, s);<a name="line.430"></a> |
| <span class="sourceLineNo">431</span> Bytes.putInt(b, 11, i);<a name="line.431"></a> |
| <span class="sourceLineNo">432</span> ByteBuffer buffer = ByteBuffer.allocate(14);<a name="line.432"></a> |
| <span class="sourceLineNo">433</span> ByteBufferUtils.copyFromArrayToBuffer(buffer, b, 1, 14);<a name="line.433"></a> |
| <span class="sourceLineNo">434</span> buffer.rewind();<a name="line.434"></a> |
| <span class="sourceLineNo">435</span> assertEquals(l, buffer.getLong());<a name="line.435"></a> |
| <span class="sourceLineNo">436</span> assertEquals(s, buffer.getShort());<a name="line.436"></a> |
| <span class="sourceLineNo">437</span> assertEquals(i, buffer.getInt());<a name="line.437"></a> |
| <span class="sourceLineNo">438</span> }<a name="line.438"></a> |
| <span class="sourceLineNo">439</span><a name="line.439"></a> |
| <span class="sourceLineNo">440</span> private void testCopyFromSrcToDestWithThreads(Object input, Object output, List<Integer> lengthes,<a name="line.440"></a> |
| <span class="sourceLineNo">441</span> List<Integer> offsets) throws InterruptedException {<a name="line.441"></a> |
| <span class="sourceLineNo">442</span> assertTrue((input instanceof ByteBuffer) || (input instanceof byte[]));<a name="line.442"></a> |
| <span class="sourceLineNo">443</span> assertTrue((output instanceof ByteBuffer) || (output instanceof byte[]));<a name="line.443"></a> |
| <span class="sourceLineNo">444</span> assertEquals(lengthes.size(), offsets.size());<a name="line.444"></a> |
| <span class="sourceLineNo">445</span><a name="line.445"></a> |
| <span class="sourceLineNo">446</span> final int threads = lengthes.size();<a name="line.446"></a> |
| <span class="sourceLineNo">447</span> CountDownLatch latch = new CountDownLatch(1);<a name="line.447"></a> |
| <span class="sourceLineNo">448</span> List<Runnable> exes = new ArrayList<>(threads);<a name="line.448"></a> |
| <span class="sourceLineNo">449</span> int oldInputPos = (input instanceof ByteBuffer) ? ((ByteBuffer) input).position() : 0;<a name="line.449"></a> |
| <span class="sourceLineNo">450</span> int oldOutputPos = (output instanceof ByteBuffer) ? ((ByteBuffer) output).position() : 0;<a name="line.450"></a> |
| <span class="sourceLineNo">451</span> for (int i = 0; i != threads; ++i) {<a name="line.451"></a> |
| <span class="sourceLineNo">452</span> int offset = offsets.get(i);<a name="line.452"></a> |
| <span class="sourceLineNo">453</span> int length = lengthes.get(i);<a name="line.453"></a> |
| <span class="sourceLineNo">454</span> exes.add(() -> {<a name="line.454"></a> |
| <span class="sourceLineNo">455</span> try {<a name="line.455"></a> |
| <span class="sourceLineNo">456</span> latch.await();<a name="line.456"></a> |
| <span class="sourceLineNo">457</span> if (input instanceof ByteBuffer && output instanceof byte[]) {<a name="line.457"></a> |
| <span class="sourceLineNo">458</span> ByteBufferUtils.copyFromBufferToArray((byte[]) output, (ByteBuffer) input, offset,<a name="line.458"></a> |
| <span class="sourceLineNo">459</span> offset, length);<a name="line.459"></a> |
| <span class="sourceLineNo">460</span> }<a name="line.460"></a> |
| <span class="sourceLineNo">461</span> if (input instanceof byte[] && output instanceof ByteBuffer) {<a name="line.461"></a> |
| <span class="sourceLineNo">462</span> ByteBufferUtils.copyFromArrayToBuffer((ByteBuffer) output, offset, (byte[]) input,<a name="line.462"></a> |
| <span class="sourceLineNo">463</span> offset, length);<a name="line.463"></a> |
| <span class="sourceLineNo">464</span> }<a name="line.464"></a> |
| <span class="sourceLineNo">465</span> if (input instanceof ByteBuffer && output instanceof ByteBuffer) {<a name="line.465"></a> |
| <span class="sourceLineNo">466</span> ByteBufferUtils.copyFromBufferToBuffer((ByteBuffer) input, (ByteBuffer) output, offset,<a name="line.466"></a> |
| <span class="sourceLineNo">467</span> offset, length);<a name="line.467"></a> |
| <span class="sourceLineNo">468</span> }<a name="line.468"></a> |
| <span class="sourceLineNo">469</span> } catch (InterruptedException ex) {<a name="line.469"></a> |
| <span class="sourceLineNo">470</span> throw new RuntimeException(ex);<a name="line.470"></a> |
| <span class="sourceLineNo">471</span> }<a name="line.471"></a> |
| <span class="sourceLineNo">472</span> });<a name="line.472"></a> |
| <span class="sourceLineNo">473</span> }<a name="line.473"></a> |
| <span class="sourceLineNo">474</span> ExecutorService service = Executors.newFixedThreadPool(threads);<a name="line.474"></a> |
| <span class="sourceLineNo">475</span> exes.forEach(service::execute);<a name="line.475"></a> |
| <span class="sourceLineNo">476</span> latch.countDown();<a name="line.476"></a> |
| <span class="sourceLineNo">477</span> service.shutdown();<a name="line.477"></a> |
| <span class="sourceLineNo">478</span> assertTrue(service.awaitTermination(5, TimeUnit.SECONDS));<a name="line.478"></a> |
| <span class="sourceLineNo">479</span> if (input instanceof ByteBuffer) {<a name="line.479"></a> |
| <span class="sourceLineNo">480</span> assertEquals(oldInputPos, ((ByteBuffer) input).position());<a name="line.480"></a> |
| <span class="sourceLineNo">481</span> }<a name="line.481"></a> |
| <span class="sourceLineNo">482</span> if (output instanceof ByteBuffer) {<a name="line.482"></a> |
| <span class="sourceLineNo">483</span> assertEquals(oldOutputPos, ((ByteBuffer) output).position());<a name="line.483"></a> |
| <span class="sourceLineNo">484</span> }<a name="line.484"></a> |
| <span class="sourceLineNo">485</span> String inputString = (input instanceof ByteBuffer)<a name="line.485"></a> |
| <span class="sourceLineNo">486</span> ? Bytes.toString(Bytes.toBytes((ByteBuffer) input))<a name="line.486"></a> |
| <span class="sourceLineNo">487</span> : Bytes.toString((byte[]) input);<a name="line.487"></a> |
| <span class="sourceLineNo">488</span> String outputString = (output instanceof ByteBuffer)<a name="line.488"></a> |
| <span class="sourceLineNo">489</span> ? Bytes.toString(Bytes.toBytes((ByteBuffer) output))<a name="line.489"></a> |
| <span class="sourceLineNo">490</span> : Bytes.toString((byte[]) output);<a name="line.490"></a> |
| <span class="sourceLineNo">491</span> assertEquals(inputString, outputString);<a name="line.491"></a> |
| <span class="sourceLineNo">492</span> }<a name="line.492"></a> |
| <span class="sourceLineNo">493</span><a name="line.493"></a> |
| <span class="sourceLineNo">494</span> @Test<a name="line.494"></a> |
| <span class="sourceLineNo">495</span> public void testCopyFromSrcToDestWithThreads() throws InterruptedException {<a name="line.495"></a> |
| <span class="sourceLineNo">496</span> List<byte[]> words =<a name="line.496"></a> |
| <span class="sourceLineNo">497</span> Arrays.asList(Bytes.toBytes("with"), Bytes.toBytes("great"), Bytes.toBytes("power"),<a name="line.497"></a> |
| <span class="sourceLineNo">498</span> Bytes.toBytes("comes"), Bytes.toBytes("great"), Bytes.toBytes("responsibility"));<a name="line.498"></a> |
| <span class="sourceLineNo">499</span> List<Integer> lengthes = words.stream().map(v -> v.length).collect(Collectors.toList());<a name="line.499"></a> |
| <span class="sourceLineNo">500</span> List<Integer> offsets = new ArrayList<>(words.size());<a name="line.500"></a> |
| <span class="sourceLineNo">501</span> for (int i = 0; i != words.size(); ++i) {<a name="line.501"></a> |
| <span class="sourceLineNo">502</span> offsets.add(words.subList(0, i).stream().mapToInt(v -> v.length).sum());<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> int totalSize = words.stream().mapToInt(v -> v.length).sum();<a name="line.505"></a> |
| <span class="sourceLineNo">506</span> byte[] fullContent = new byte[totalSize];<a name="line.506"></a> |
| <span class="sourceLineNo">507</span> int offset = 0;<a name="line.507"></a> |
| <span class="sourceLineNo">508</span> for (byte[] w : words) {<a name="line.508"></a> |
| <span class="sourceLineNo">509</span> offset = Bytes.putBytes(fullContent, offset, w, 0, w.length);<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> // test copyFromBufferToArray<a name="line.512"></a> |
| <span class="sourceLineNo">513</span> for (ByteBuffer input : Arrays.asList(ByteBuffer.allocateDirect(totalSize),<a name="line.513"></a> |
| <span class="sourceLineNo">514</span> ByteBuffer.allocate(totalSize))) {<a name="line.514"></a> |
| <span class="sourceLineNo">515</span> words.forEach(input::put);<a name="line.515"></a> |
| <span class="sourceLineNo">516</span> byte[] output = new byte[totalSize];<a name="line.516"></a> |
| <span class="sourceLineNo">517</span> testCopyFromSrcToDestWithThreads(input, output, lengthes, offsets);<a name="line.517"></a> |
| <span class="sourceLineNo">518</span> }<a name="line.518"></a> |
| <span class="sourceLineNo">519</span><a name="line.519"></a> |
| <span class="sourceLineNo">520</span> // test copyFromArrayToBuffer<a name="line.520"></a> |
| <span class="sourceLineNo">521</span> for (ByteBuffer output : Arrays.asList(ByteBuffer.allocateDirect(totalSize),<a name="line.521"></a> |
| <span class="sourceLineNo">522</span> ByteBuffer.allocate(totalSize))) {<a name="line.522"></a> |
| <span class="sourceLineNo">523</span> byte[] input = fullContent;<a name="line.523"></a> |
| <span class="sourceLineNo">524</span> testCopyFromSrcToDestWithThreads(input, output, lengthes, offsets);<a name="line.524"></a> |
| <span class="sourceLineNo">525</span> }<a name="line.525"></a> |
| <span class="sourceLineNo">526</span><a name="line.526"></a> |
| <span class="sourceLineNo">527</span> // test copyFromBufferToBuffer<a name="line.527"></a> |
| <span class="sourceLineNo">528</span> for (ByteBuffer input : Arrays.asList(ByteBuffer.allocateDirect(totalSize),<a name="line.528"></a> |
| <span class="sourceLineNo">529</span> ByteBuffer.allocate(totalSize))) {<a name="line.529"></a> |
| <span class="sourceLineNo">530</span> words.forEach(input::put);<a name="line.530"></a> |
| <span class="sourceLineNo">531</span> for (ByteBuffer output : Arrays.asList(ByteBuffer.allocateDirect(totalSize),<a name="line.531"></a> |
| <span class="sourceLineNo">532</span> ByteBuffer.allocate(totalSize))) {<a name="line.532"></a> |
| <span class="sourceLineNo">533</span> testCopyFromSrcToDestWithThreads(input, output, lengthes, offsets);<a name="line.533"></a> |
| <span class="sourceLineNo">534</span> }<a name="line.534"></a> |
| <span class="sourceLineNo">535</span> }<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> @Test<a name="line.538"></a> |
| <span class="sourceLineNo">539</span> public void testCopyFromBufferToArray() {<a name="line.539"></a> |
| <span class="sourceLineNo">540</span> ByteBuffer buffer = ByteBuffer.allocate(15);<a name="line.540"></a> |
| <span class="sourceLineNo">541</span> buffer.put((byte) -1);<a name="line.541"></a> |
| <span class="sourceLineNo">542</span> long l = 988L;<a name="line.542"></a> |
| <span class="sourceLineNo">543</span> int i = 135;<a name="line.543"></a> |
| <span class="sourceLineNo">544</span> short s = 7;<a name="line.544"></a> |
| <span class="sourceLineNo">545</span> buffer.putShort(s);<a name="line.545"></a> |
| <span class="sourceLineNo">546</span> buffer.putInt(i);<a name="line.546"></a> |
| <span class="sourceLineNo">547</span> buffer.putLong(l);<a name="line.547"></a> |
| <span class="sourceLineNo">548</span> byte[] b = new byte[15];<a name="line.548"></a> |
| <span class="sourceLineNo">549</span> ByteBufferUtils.copyFromBufferToArray(b, buffer, 1, 1, 14);<a name="line.549"></a> |
| <span class="sourceLineNo">550</span> assertEquals(s, Bytes.toShort(b, 1));<a name="line.550"></a> |
| <span class="sourceLineNo">551</span> assertEquals(i, Bytes.toInt(b, 3));<a name="line.551"></a> |
| <span class="sourceLineNo">552</span> assertEquals(l, Bytes.toLong(b, 7));<a name="line.552"></a> |
| <span class="sourceLineNo">553</span> }<a name="line.553"></a> |
| <span class="sourceLineNo">554</span><a name="line.554"></a> |
| <span class="sourceLineNo">555</span> @Test<a name="line.555"></a> |
| <span class="sourceLineNo">556</span> public void testRelativeCopyFromBuffertoBuffer() {<a name="line.556"></a> |
| <span class="sourceLineNo">557</span> ByteBuffer bb1 = ByteBuffer.allocate(135);<a name="line.557"></a> |
| <span class="sourceLineNo">558</span> ByteBuffer bb2 = ByteBuffer.allocate(135);<a name="line.558"></a> |
| <span class="sourceLineNo">559</span> fillBB(bb1, (byte) 5);<a name="line.559"></a> |
| <span class="sourceLineNo">560</span> ByteBufferUtils.copyFromBufferToBuffer(bb1, bb2);<a name="line.560"></a> |
| <span class="sourceLineNo">561</span> assertTrue(bb1.position() == bb2.position());<a name="line.561"></a> |
| <span class="sourceLineNo">562</span> assertTrue(bb1.limit() == bb2.limit());<a name="line.562"></a> |
| <span class="sourceLineNo">563</span> bb1 = ByteBuffer.allocateDirect(135);<a name="line.563"></a> |
| <span class="sourceLineNo">564</span> bb2 = ByteBuffer.allocateDirect(135);<a name="line.564"></a> |
| <span class="sourceLineNo">565</span> fillBB(bb1, (byte) 5);<a name="line.565"></a> |
| <span class="sourceLineNo">566</span> ByteBufferUtils.copyFromBufferToBuffer(bb1, bb2);<a name="line.566"></a> |
| <span class="sourceLineNo">567</span> assertTrue(bb1.position() == bb2.position());<a name="line.567"></a> |
| <span class="sourceLineNo">568</span> assertTrue(bb1.limit() == bb2.limit());<a name="line.568"></a> |
| <span class="sourceLineNo">569</span> }<a name="line.569"></a> |
| <span class="sourceLineNo">570</span><a name="line.570"></a> |
| <span class="sourceLineNo">571</span> @Test<a name="line.571"></a> |
| <span class="sourceLineNo">572</span> public void testCompareTo() {<a name="line.572"></a> |
| <span class="sourceLineNo">573</span> ByteBuffer bb1 = ByteBuffer.allocate(135);<a name="line.573"></a> |
| <span class="sourceLineNo">574</span> ByteBuffer bb2 = ByteBuffer.allocate(135);<a name="line.574"></a> |
| <span class="sourceLineNo">575</span> byte[] b = new byte[71];<a name="line.575"></a> |
| <span class="sourceLineNo">576</span> fillBB(bb1, (byte) 5);<a name="line.576"></a> |
| <span class="sourceLineNo">577</span> fillBB(bb2, (byte) 5);<a name="line.577"></a> |
| <span class="sourceLineNo">578</span> fillArray(b, (byte) 5);<a name="line.578"></a> |
| <span class="sourceLineNo">579</span> assertEquals(0, ByteBufferUtils.compareTo(bb1, 0, bb1.remaining(), bb2, 0, bb2.remaining()));<a name="line.579"></a> |
| <span class="sourceLineNo">580</span> assertTrue(ByteBufferUtils.compareTo(bb1, 0, bb1.remaining(), b, 0, b.length) > 0);<a name="line.580"></a> |
| <span class="sourceLineNo">581</span> bb2.put(134, (byte) 6);<a name="line.581"></a> |
| <span class="sourceLineNo">582</span> assertTrue(ByteBufferUtils.compareTo(bb1, 0, bb1.remaining(), bb2, 0, bb2.remaining()) < 0);<a name="line.582"></a> |
| <span class="sourceLineNo">583</span> bb2.put(6, (byte) 4);<a name="line.583"></a> |
| <span class="sourceLineNo">584</span> assertTrue(ByteBufferUtils.compareTo(bb1, 0, bb1.remaining(), bb2, 0, bb2.remaining()) > 0);<a name="line.584"></a> |
| <span class="sourceLineNo">585</span> // Assert reverse comparing BB and bytearray works.<a name="line.585"></a> |
| <span class="sourceLineNo">586</span> ByteBuffer bb3 = ByteBuffer.allocate(135);<a name="line.586"></a> |
| <span class="sourceLineNo">587</span> fillBB(bb3, (byte) 0);<a name="line.587"></a> |
| <span class="sourceLineNo">588</span> byte[] b3 = new byte[135];<a name="line.588"></a> |
| <span class="sourceLineNo">589</span> fillArray(b3, (byte) 1);<a name="line.589"></a> |
| <span class="sourceLineNo">590</span> int result = ByteBufferUtils.compareTo(b3, 0, b3.length, bb3, 0, bb3.remaining());<a name="line.590"></a> |
| <span class="sourceLineNo">591</span> assertTrue(result > 0);<a name="line.591"></a> |
| <span class="sourceLineNo">592</span> result = ByteBufferUtils.compareTo(bb3, 0, bb3.remaining(), b3, 0, b3.length);<a name="line.592"></a> |
| <span class="sourceLineNo">593</span> assertTrue(result < 0);<a name="line.593"></a> |
| <span class="sourceLineNo">594</span> byte[] b4 = Bytes.toBytes("123");<a name="line.594"></a> |
| <span class="sourceLineNo">595</span> ByteBuffer bb4 = ByteBuffer.allocate(10 + b4.length);<a name="line.595"></a> |
| <span class="sourceLineNo">596</span> for (int i = 10; i < bb4.capacity(); ++i) {<a name="line.596"></a> |
| <span class="sourceLineNo">597</span> bb4.put(i, b4[i - 10]);<a name="line.597"></a> |
| <span class="sourceLineNo">598</span> }<a name="line.598"></a> |
| <span class="sourceLineNo">599</span> result = ByteBufferUtils.compareTo(b4, 0, b4.length, bb4, 10, b4.length);<a name="line.599"></a> |
| <span class="sourceLineNo">600</span> assertEquals(0, result);<a name="line.600"></a> |
| <span class="sourceLineNo">601</span> }<a name="line.601"></a> |
| <span class="sourceLineNo">602</span><a name="line.602"></a> |
| <span class="sourceLineNo">603</span> @Test<a name="line.603"></a> |
| <span class="sourceLineNo">604</span> public void testEquals() {<a name="line.604"></a> |
| <span class="sourceLineNo">605</span> byte[] a = Bytes.toBytes("http://A");<a name="line.605"></a> |
| <span class="sourceLineNo">606</span> ByteBuffer bb = ByteBuffer.wrap(a);<a name="line.606"></a> |
| <span class="sourceLineNo">607</span><a name="line.607"></a> |
| <span class="sourceLineNo">608</span> assertTrue(ByteBufferUtils.equals(HConstants.EMPTY_BYTE_BUFFER, 0, 0,<a name="line.608"></a> |
| <span class="sourceLineNo">609</span> HConstants.EMPTY_BYTE_BUFFER, 0, 0));<a name="line.609"></a> |
| <span class="sourceLineNo">610</span><a name="line.610"></a> |
| <span class="sourceLineNo">611</span> assertFalse(ByteBufferUtils.equals(HConstants.EMPTY_BYTE_BUFFER, 0, 0, bb, 0, a.length));<a name="line.611"></a> |
| <span class="sourceLineNo">612</span><a name="line.612"></a> |
| <span class="sourceLineNo">613</span> assertFalse(ByteBufferUtils.equals(bb, 0, 0, HConstants.EMPTY_BYTE_BUFFER, 0, a.length));<a name="line.613"></a> |
| <span class="sourceLineNo">614</span><a name="line.614"></a> |
| <span class="sourceLineNo">615</span> assertTrue(ByteBufferUtils.equals(bb, 0, a.length, bb, 0, a.length));<a name="line.615"></a> |
| <span class="sourceLineNo">616</span><a name="line.616"></a> |
| <span class="sourceLineNo">617</span> assertTrue(ByteBufferUtils.equals(HConstants.EMPTY_BYTE_BUFFER, 0, 0,<a name="line.617"></a> |
| <span class="sourceLineNo">618</span> HConstants.EMPTY_BYTE_ARRAY, 0, 0));<a name="line.618"></a> |
| <span class="sourceLineNo">619</span><a name="line.619"></a> |
| <span class="sourceLineNo">620</span> assertFalse(ByteBufferUtils.equals(HConstants.EMPTY_BYTE_BUFFER, 0, 0, a, 0, a.length));<a name="line.620"></a> |
| <span class="sourceLineNo">621</span><a name="line.621"></a> |
| <span class="sourceLineNo">622</span> assertFalse(ByteBufferUtils.equals(bb, 0, a.length, HConstants.EMPTY_BYTE_ARRAY, 0, 0));<a name="line.622"></a> |
| <span class="sourceLineNo">623</span><a name="line.623"></a> |
| <span class="sourceLineNo">624</span> assertTrue(ByteBufferUtils.equals(bb, 0, a.length, a, 0, a.length));<a name="line.624"></a> |
| <span class="sourceLineNo">625</span> }<a name="line.625"></a> |
| <span class="sourceLineNo">626</span><a name="line.626"></a> |
| <span class="sourceLineNo">627</span> @Test<a name="line.627"></a> |
| <span class="sourceLineNo">628</span> public void testFindCommonPrefix() {<a name="line.628"></a> |
| <span class="sourceLineNo">629</span> ByteBuffer bb1 = ByteBuffer.allocate(135);<a name="line.629"></a> |
| <span class="sourceLineNo">630</span> ByteBuffer bb2 = ByteBuffer.allocate(135);<a name="line.630"></a> |
| <span class="sourceLineNo">631</span> ByteBuffer bb3 = ByteBuffer.allocateDirect(135);<a name="line.631"></a> |
| <span class="sourceLineNo">632</span> byte[] b = new byte[71];<a name="line.632"></a> |
| <span class="sourceLineNo">633</span><a name="line.633"></a> |
| <span class="sourceLineNo">634</span> fillBB(bb1, (byte) 5);<a name="line.634"></a> |
| <span class="sourceLineNo">635</span> fillBB(bb2, (byte) 5);<a name="line.635"></a> |
| <span class="sourceLineNo">636</span> fillBB(bb3, (byte) 5);<a name="line.636"></a> |
| <span class="sourceLineNo">637</span> fillArray(b, (byte) 5);<a name="line.637"></a> |
| <span class="sourceLineNo">638</span><a name="line.638"></a> |
| <span class="sourceLineNo">639</span> assertEquals(135,<a name="line.639"></a> |
| <span class="sourceLineNo">640</span> ByteBufferUtils.findCommonPrefix(bb1, 0, bb1.remaining(), bb2, 0, bb2.remaining()));<a name="line.640"></a> |
| <span class="sourceLineNo">641</span> assertEquals(71, ByteBufferUtils.findCommonPrefix(bb1, 0, bb1.remaining(), b, 0, b.length));<a name="line.641"></a> |
| <span class="sourceLineNo">642</span> assertEquals(135,<a name="line.642"></a> |
| <span class="sourceLineNo">643</span> ByteBufferUtils.findCommonPrefix(bb1, 0, bb1.remaining(), bb3, 0, bb3.remaining()));<a name="line.643"></a> |
| <span class="sourceLineNo">644</span> assertEquals(71, ByteBufferUtils.findCommonPrefix(bb3, 0, bb3.remaining(), b, 0, b.length));<a name="line.644"></a> |
| <span class="sourceLineNo">645</span><a name="line.645"></a> |
| <span class="sourceLineNo">646</span> b[13] = 9;<a name="line.646"></a> |
| <span class="sourceLineNo">647</span> assertEquals(13, ByteBufferUtils.findCommonPrefix(bb1, 0, bb1.remaining(), b, 0, b.length));<a name="line.647"></a> |
| <span class="sourceLineNo">648</span><a name="line.648"></a> |
| <span class="sourceLineNo">649</span> bb2.put(134, (byte) 6);<a name="line.649"></a> |
| <span class="sourceLineNo">650</span> assertEquals(134,<a name="line.650"></a> |
| <span class="sourceLineNo">651</span> ByteBufferUtils.findCommonPrefix(bb1, 0, bb1.remaining(), bb2, 0, bb2.remaining()));<a name="line.651"></a> |
| <span class="sourceLineNo">652</span><a name="line.652"></a> |
| <span class="sourceLineNo">653</span> bb2.put(6, (byte) 4);<a name="line.653"></a> |
| <span class="sourceLineNo">654</span> assertEquals(6,<a name="line.654"></a> |
| <span class="sourceLineNo">655</span> ByteBufferUtils.findCommonPrefix(bb1, 0, bb1.remaining(), bb2, 0, bb2.remaining()));<a name="line.655"></a> |
| <span class="sourceLineNo">656</span> }<a name="line.656"></a> |
| <span class="sourceLineNo">657</span><a name="line.657"></a> |
| <span class="sourceLineNo">658</span> private static void fillBB(ByteBuffer bb, byte b) {<a name="line.658"></a> |
| <span class="sourceLineNo">659</span> for (int i = bb.position(); i < bb.limit(); i++) {<a name="line.659"></a> |
| <span class="sourceLineNo">660</span> bb.put(i, b);<a name="line.660"></a> |
| <span class="sourceLineNo">661</span> }<a name="line.661"></a> |
| <span class="sourceLineNo">662</span> }<a name="line.662"></a> |
| <span class="sourceLineNo">663</span><a name="line.663"></a> |
| <span class="sourceLineNo">664</span> private static void fillArray(byte[] bb, byte b) {<a name="line.664"></a> |
| <span class="sourceLineNo">665</span> for (int i = 0; i < bb.length; i++) {<a name="line.665"></a> |
| <span class="sourceLineNo">666</span> bb[i] = b;<a name="line.666"></a> |
| <span class="sourceLineNo">667</span> }<a name="line.667"></a> |
| <span class="sourceLineNo">668</span> }<a name="line.668"></a> |
| <span class="sourceLineNo">669</span><a name="line.669"></a> |
| <span class="sourceLineNo">670</span>}<a name="line.670"></a> |
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| </html> |
