Repository: hbase-site Updated Branches: refs/heads/asf-site 299e71039 -> e45238fc0
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/e45238fc/testdevapidocs/src-html/org/apache/hadoop/hbase/util/TestByteBufferUtils.html ---------------------------------------------------------------------- diff --git a/testdevapidocs/src-html/org/apache/hadoop/hbase/util/TestByteBufferUtils.html b/testdevapidocs/src-html/org/apache/hadoop/hbase/util/TestByteBufferUtils.html index 8932766..e1a753a 100644 --- a/testdevapidocs/src-html/org/apache/hadoop/hbase/util/TestByteBufferUtils.html +++ b/testdevapidocs/src-html/org/apache/hadoop/hbase/util/TestByteBufferUtils.html @@ -36,432 +36,471 @@ <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.nio.ByteBuffer;<a name="line.30"></a> -<span class="sourceLineNo">031</span>import java.util.Collection;<a name="line.31"></a> -<span class="sourceLineNo">032</span>import java.util.Collections;<a name="line.32"></a> -<span class="sourceLineNo">033</span>import java.util.Set;<a name="line.33"></a> -<span class="sourceLineNo">034</span>import java.util.SortedSet;<a name="line.34"></a> -<span class="sourceLineNo">035</span>import java.util.TreeSet;<a name="line.35"></a> -<span class="sourceLineNo">036</span><a name="line.36"></a> -<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.HConstants;<a name="line.37"></a> -<span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.testclassification.MiscTests;<a name="line.38"></a> -<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.testclassification.SmallTests;<a name="line.39"></a> -<span class="sourceLineNo">040</span>import org.apache.hadoop.io.WritableUtils;<a name="line.40"></a> -<span class="sourceLineNo">041</span>import org.junit.Before;<a name="line.41"></a> -<span class="sourceLineNo">042</span>import org.junit.Test;<a name="line.42"></a> -<span class="sourceLineNo">043</span>import org.junit.experimental.categories.Category;<a name="line.43"></a> -<span class="sourceLineNo">044</span><a name="line.44"></a> -<span class="sourceLineNo">045</span>@Category({MiscTests.class, SmallTests.class})<a name="line.45"></a> -<span class="sourceLineNo">046</span>public class TestByteBufferUtils {<a name="line.46"></a> -<span class="sourceLineNo">047</span><a name="line.47"></a> -<span class="sourceLineNo">048</span> private byte[] array;<a name="line.48"></a> +<span class="sourceLineNo">031</span>import java.util.ArrayList;<a name="line.31"></a> +<span class="sourceLineNo">032</span>import java.util.Collection;<a name="line.32"></a> +<span class="sourceLineNo">033</span>import java.util.Collections;<a name="line.33"></a> +<span class="sourceLineNo">034</span>import java.util.List;<a name="line.34"></a> +<span class="sourceLineNo">035</span>import java.util.Set;<a name="line.35"></a> +<span class="sourceLineNo">036</span>import java.util.SortedSet;<a name="line.36"></a> +<span class="sourceLineNo">037</span>import java.util.TreeSet;<a name="line.37"></a> +<span class="sourceLineNo">038</span><a name="line.38"></a> +<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.HConstants;<a name="line.39"></a> +<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.testclassification.MiscTests;<a name="line.40"></a> +<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.testclassification.SmallTests;<a name="line.41"></a> +<span class="sourceLineNo">042</span>import org.apache.hadoop.io.WritableUtils;<a name="line.42"></a> +<span class="sourceLineNo">043</span>import org.junit.AfterClass;<a name="line.43"></a> +<span class="sourceLineNo">044</span>import org.junit.Before;<a name="line.44"></a> +<span class="sourceLineNo">045</span>import org.junit.Test;<a name="line.45"></a> +<span class="sourceLineNo">046</span>import org.junit.experimental.categories.Category;<a name="line.46"></a> +<span class="sourceLineNo">047</span>import org.junit.runner.RunWith;<a name="line.47"></a> +<span class="sourceLineNo">048</span>import org.junit.runners.Parameterized;<a name="line.48"></a> <span class="sourceLineNo">049</span><a name="line.49"></a> -<span class="sourceLineNo">050</span> /**<a name="line.50"></a> -<span class="sourceLineNo">051</span> * Create an array with sample data.<a name="line.51"></a> -<span class="sourceLineNo">052</span> */<a name="line.52"></a> -<span class="sourceLineNo">053</span> @Before<a name="line.53"></a> -<span class="sourceLineNo">054</span> public void setUp() {<a name="line.54"></a> -<span class="sourceLineNo">055</span> array = new byte[8];<a name="line.55"></a> -<span class="sourceLineNo">056</span> for (int i = 0; i < array.length; ++i) {<a name="line.56"></a> -<span class="sourceLineNo">057</span> array[i] = (byte) ('a' + i);<a name="line.57"></a> -<span class="sourceLineNo">058</span> }<a name="line.58"></a> -<span class="sourceLineNo">059</span> }<a name="line.59"></a> -<span class="sourceLineNo">060</span><a name="line.60"></a> -<span class="sourceLineNo">061</span> private static final int MAX_VLONG_LENGTH = 9;<a name="line.61"></a> -<span class="sourceLineNo">062</span> private static final Collection<Long> testNumbers;<a name="line.62"></a> -<span class="sourceLineNo">063</span><a name="line.63"></a> -<span class="sourceLineNo">064</span> private static void addNumber(Set<Long> a, long l) {<a name="line.64"></a> -<span class="sourceLineNo">065</span> if (l != Long.MIN_VALUE) {<a name="line.65"></a> -<span class="sourceLineNo">066</span> a.add(l - 1);<a name="line.66"></a> -<span class="sourceLineNo">067</span> }<a name="line.67"></a> -<span class="sourceLineNo">068</span> a.add(l);<a name="line.68"></a> -<span class="sourceLineNo">069</span> if (l != Long.MAX_VALUE) {<a name="line.69"></a> -<span class="sourceLineNo">070</span> a.add(l + 1);<a name="line.70"></a> -<span class="sourceLineNo">071</span> }<a name="line.71"></a> -<span class="sourceLineNo">072</span> for (long divisor = 3; divisor <= 10; ++divisor) {<a name="line.72"></a> -<span class="sourceLineNo">073</span> for (long delta = -1; delta <= 1; ++delta) {<a name="line.73"></a> -<span class="sourceLineNo">074</span> a.add(l / divisor + delta);<a name="line.74"></a> -<span class="sourceLineNo">075</span> }<a name="line.75"></a> -<span class="sourceLineNo">076</span> }<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> static {<a name="line.79"></a> -<span class="sourceLineNo">080</span> SortedSet<Long> a = new TreeSet<>();<a name="line.80"></a> -<span class="sourceLineNo">081</span> for (int i = 0; i <= 63; ++i) {<a name="line.81"></a> -<span class="sourceLineNo">082</span> long v = (-1L) << i;<a name="line.82"></a> -<span class="sourceLineNo">083</span> assertTrue(v < 0);<a name="line.83"></a> -<span class="sourceLineNo">084</span> addNumber(a, v);<a name="line.84"></a> -<span class="sourceLineNo">085</span> v = (1L << i) - 1;<a name="line.85"></a> -<span class="sourceLineNo">086</span> assertTrue(v >= 0);<a name="line.86"></a> -<span class="sourceLineNo">087</span> addNumber(a, v);<a name="line.87"></a> -<span class="sourceLineNo">088</span> }<a name="line.88"></a> -<span class="sourceLineNo">089</span><a name="line.89"></a> -<span class="sourceLineNo">090</span> testNumbers = Collections.unmodifiableSet(a);<a name="line.90"></a> -<span class="sourceLineNo">091</span> System.err.println("Testing variable-length long serialization using: "<a name="line.91"></a> -<span class="sourceLineNo">092</span> + testNumbers + " (count: " + testNumbers.size() + ")");<a name="line.92"></a> -<span class="sourceLineNo">093</span> assertEquals(1753, testNumbers.size());<a name="line.93"></a> -<span class="sourceLineNo">094</span> assertEquals(Long.MIN_VALUE, a.first().longValue());<a name="line.94"></a> -<span class="sourceLineNo">095</span> assertEquals(Long.MAX_VALUE, a.last().longValue());<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> @Test<a name="line.98"></a> -<span class="sourceLineNo">099</span> public void testReadWriteVLong() {<a name="line.99"></a> -<span class="sourceLineNo">100</span> for (long l : testNumbers) {<a name="line.100"></a> -<span class="sourceLineNo">101</span> ByteBuffer b = ByteBuffer.allocate(MAX_VLONG_LENGTH);<a name="line.101"></a> -<span class="sourceLineNo">102</span> ByteBufferUtils.writeVLong(b, l);<a name="line.102"></a> -<span class="sourceLineNo">103</span> b.flip();<a name="line.103"></a> -<span class="sourceLineNo">104</span> assertEquals(l, ByteBufferUtils.readVLong(b));<a name="line.104"></a> -<span class="sourceLineNo">105</span> }<a name="line.105"></a> -<span class="sourceLineNo">106</span> }<a name="line.106"></a> -<span class="sourceLineNo">107</span><a name="line.107"></a> -<span class="sourceLineNo">108</span> @Test<a name="line.108"></a> -<span class="sourceLineNo">109</span> public void testConsistencyWithHadoopVLong() throws IOException {<a name="line.109"></a> -<span class="sourceLineNo">110</span> ByteArrayOutputStream baos = new ByteArrayOutputStream();<a name="line.110"></a> -<span class="sourceLineNo">111</span> DataOutputStream dos = new DataOutputStream(baos);<a name="line.111"></a> -<span class="sourceLineNo">112</span> for (long l : testNumbers) {<a name="line.112"></a> -<span class="sourceLineNo">113</span> baos.reset();<a name="line.113"></a> -<span class="sourceLineNo">114</span> ByteBuffer b = ByteBuffer.allocate(MAX_VLONG_LENGTH);<a name="line.114"></a> -<span class="sourceLineNo">115</span> ByteBufferUtils.writeVLong(b, l);<a name="line.115"></a> -<span class="sourceLineNo">116</span> String bufStr = Bytes.toStringBinary(b.array(),<a name="line.116"></a> -<span class="sourceLineNo">117</span> b.arrayOffset(), b.position());<a name="line.117"></a> -<span class="sourceLineNo">118</span> WritableUtils.writeVLong(dos, l);<a name="line.118"></a> -<span class="sourceLineNo">119</span> String baosStr = Bytes.toStringBinary(baos.toByteArray());<a name="line.119"></a> -<span class="sourceLineNo">120</span> assertEquals(baosStr, bufStr);<a name="line.120"></a> -<span class="sourceLineNo">121</span> }<a name="line.121"></a> -<span class="sourceLineNo">122</span> }<a name="line.122"></a> -<span class="sourceLineNo">123</span><a name="line.123"></a> -<span class="sourceLineNo">124</span> /**<a name="line.124"></a> -<span class="sourceLineNo">125</span> * Test copying to stream from buffer.<a name="line.125"></a> -<span class="sourceLineNo">126</span> */<a name="line.126"></a> -<span class="sourceLineNo">127</span> @Test<a name="line.127"></a> -<span class="sourceLineNo">128</span> public void testMoveBufferToStream() {<a name="line.128"></a> -<span class="sourceLineNo">129</span> final int arrayOffset = 7;<a name="line.129"></a> -<span class="sourceLineNo">130</span> final int initialPosition = 10;<a name="line.130"></a> -<span class="sourceLineNo">131</span> final int endPadding = 5;<a name="line.131"></a> -<span class="sourceLineNo">132</span> byte[] arrayWrapper =<a name="line.132"></a> -<span class="sourceLineNo">133</span> new byte[arrayOffset + initialPosition + array.length + endPadding];<a name="line.133"></a> -<span class="sourceLineNo">134</span> System.arraycopy(array, 0, arrayWrapper,<a name="line.134"></a> -<span class="sourceLineNo">135</span> arrayOffset + initialPosition, array.length);<a name="line.135"></a> -<span class="sourceLineNo">136</span> ByteBuffer buffer = ByteBuffer.wrap(arrayWrapper, arrayOffset,<a name="line.136"></a> -<span class="sourceLineNo">137</span> initialPosition + array.length).slice();<a name="line.137"></a> -<span class="sourceLineNo">138</span> assertEquals(initialPosition + array.length, buffer.limit());<a name="line.138"></a> -<span class="sourceLineNo">139</span> assertEquals(0, buffer.position());<a name="line.139"></a> -<span class="sourceLineNo">140</span> buffer.position(initialPosition);<a name="line.140"></a> -<span class="sourceLineNo">141</span> ByteArrayOutputStream bos = new ByteArrayOutputStream();<a name="line.141"></a> -<span class="sourceLineNo">142</span> try {<a name="line.142"></a> -<span class="sourceLineNo">143</span> ByteBufferUtils.moveBufferToStream(bos, buffer, array.length);<a name="line.143"></a> -<span class="sourceLineNo">144</span> } catch (IOException e) {<a name="line.144"></a> -<span class="sourceLineNo">145</span> fail("IOException in testCopyToStream()");<a name="line.145"></a> -<span class="sourceLineNo">146</span> }<a name="line.146"></a> -<span class="sourceLineNo">147</span> assertArrayEquals(array, bos.toByteArray());<a name="line.147"></a> -<span class="sourceLineNo">148</span> assertEquals(initialPosition + array.length, buffer.position());<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> * Test copying to stream from buffer with offset.<a name="line.152"></a> -<span class="sourceLineNo">153</span> * @throws IOException On test failure.<a name="line.153"></a> -<span class="sourceLineNo">154</span> */<a name="line.154"></a> -<span class="sourceLineNo">155</span> @Test<a name="line.155"></a> -<span class="sourceLineNo">156</span> public void testCopyToStreamWithOffset() throws IOException {<a name="line.156"></a> -<span class="sourceLineNo">157</span> ByteBuffer buffer = ByteBuffer.wrap(array);<a name="line.157"></a> -<span class="sourceLineNo">158</span><a name="line.158"></a> -<span class="sourceLineNo">159</span> ByteArrayOutputStream bos = new ByteArrayOutputStream();<a name="line.159"></a> -<span class="sourceLineNo">160</span><a name="line.160"></a> -<span class="sourceLineNo">161</span> ByteBufferUtils.copyBufferToStream(bos, buffer, array.length / 2,<a name="line.161"></a> -<span class="sourceLineNo">162</span> array.length / 2);<a name="line.162"></a> -<span class="sourceLineNo">163</span><a name="line.163"></a> -<span class="sourceLineNo">164</span> byte[] returnedArray = bos.toByteArray();<a name="line.164"></a> -<span class="sourceLineNo">165</span> for (int i = 0; i < array.length / 2; ++i) {<a name="line.165"></a> -<span class="sourceLineNo">166</span> int pos = array.length / 2 + i;<a name="line.166"></a> -<span class="sourceLineNo">167</span> assertEquals(returnedArray[i], array[pos]);<a name="line.167"></a> -<span class="sourceLineNo">168</span> }<a name="line.168"></a> -<span class="sourceLineNo">169</span> }<a name="line.169"></a> -<span class="sourceLineNo">170</span><a name="line.170"></a> -<span class="sourceLineNo">171</span> /**<a name="line.171"></a> -<span class="sourceLineNo">172</span> * Test copying data from stream.<a name="line.172"></a> -<span class="sourceLineNo">173</span> * @throws IOException On test failure.<a name="line.173"></a> -<span class="sourceLineNo">174</span> */<a name="line.174"></a> -<span class="sourceLineNo">175</span> @Test<a name="line.175"></a> -<span class="sourceLineNo">176</span> public void testCopyFromStream() throws IOException {<a name="line.176"></a> -<span class="sourceLineNo">177</span> ByteBuffer buffer = ByteBuffer.allocate(array.length);<a name="line.177"></a> -<span class="sourceLineNo">178</span> ByteArrayInputStream bis = new ByteArrayInputStream(array);<a name="line.178"></a> -<span class="sourceLineNo">179</span> DataInputStream dis = new DataInputStream(bis);<a name="line.179"></a> -<span class="sourceLineNo">180</span><a name="line.180"></a> -<span class="sourceLineNo">181</span> ByteBufferUtils.copyFromStreamToBuffer(buffer, dis, array.length / 2);<a name="line.181"></a> -<span class="sourceLineNo">182</span> ByteBufferUtils.copyFromStreamToBuffer(buffer, dis,<a name="line.182"></a> -<span class="sourceLineNo">183</span> array.length - array.length / 2);<a name="line.183"></a> -<span class="sourceLineNo">184</span> for (int i = 0; i < array.length; ++i) {<a name="line.184"></a> -<span class="sourceLineNo">185</span> assertEquals(array[i], buffer.get(i));<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><a name="line.188"></a> -<span class="sourceLineNo">189</span> /**<a name="line.189"></a> -<span class="sourceLineNo">190</span> * Test copying from buffer.<a name="line.190"></a> -<span class="sourceLineNo">191</span> */<a name="line.191"></a> -<span class="sourceLineNo">192</span> @Test<a 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dstBuffer.get(i));<a name="line.202"></a> -<span class="sourceLineNo">203</span> }<a name="line.203"></a> -<span class="sourceLineNo">204</span> }<a name="line.204"></a> -<span class="sourceLineNo">205</span><a name="line.205"></a> -<span class="sourceLineNo">206</span> /**<a name="line.206"></a> -<span class="sourceLineNo">207</span> * Test 7-bit encoding of integers.<a name="line.207"></a> -<span class="sourceLineNo">208</span> * @throws IOException On test failure.<a name="line.208"></a> -<span class="sourceLineNo">209</span> */<a name="line.209"></a> -<span class="sourceLineNo">210</span> @Test<a name="line.210"></a> -<span class="sourceLineNo">211</span> public void testCompressedInt() throws IOException {<a name="line.211"></a> -<span class="sourceLineNo">212</span> testCompressedInt(0);<a name="line.212"></a> -<span class="sourceLineNo">213</span> testCompressedInt(Integer.MAX_VALUE);<a name="line.213"></a> -<span class="sourceLineNo">214</span> testCompressedInt(Integer.MIN_VALUE);<a name="line.214"></a> -<span class="sourceLineNo">215</span><a name="line.215"></a> -<span class="sourceLineNo">216</span> for (int i = 0; i < 3; i++) {<a name="line.216"></a> -<span class="sourceLineNo">217</span> testCompressedInt((128 << i) - 1);<a name="line.217"></a> -<span class="sourceLineNo">218</span> }<a name="line.218"></a> +<span class="sourceLineNo">050</span>@Category({MiscTests.class, SmallTests.class})<a name="line.50"></a> +<span class="sourceLineNo">051</span>@RunWith(Parameterized.class)<a name="line.51"></a> +<span class="sourceLineNo">052</span>public class TestByteBufferUtils {<a name="line.52"></a> +<span class="sourceLineNo">053</span><a name="line.53"></a> +<span class="sourceLineNo">054</span> private byte[] array;<a name="line.54"></a> +<span class="sourceLineNo">055</span><a name="line.55"></a> +<span class="sourceLineNo">056</span> @AfterClass<a name="line.56"></a> +<span class="sourceLineNo">057</span> public static void afterClass() throws Exception {<a name="line.57"></a> +<span class="sourceLineNo">058</span> ByteBufferUtils.UNSAFE_AVAIL = UnsafeAvailChecker.isAvailable();<a name="line.58"></a> +<span class="sourceLineNo">059</span> ByteBufferUtils.UNSAFE_UNALIGNED = UnsafeAvailChecker.unaligned();<a name="line.59"></a> +<span class="sourceLineNo">060</span> }<a name="line.60"></a> +<span class="sourceLineNo">061</span><a name="line.61"></a> +<span class="sourceLineNo">062</span> @Parameterized.Parameters<a name="line.62"></a> +<span class="sourceLineNo">063</span> public static Collection<Object[]> parameters() {<a name="line.63"></a> +<span class="sourceLineNo">064</span> List<Object[]> paramList = new ArrayList<>(2);<a name="line.64"></a> +<span class="sourceLineNo">065</span> {<a name="line.65"></a> +<span class="sourceLineNo">066</span> paramList.add(new Object[] { false });<a name="line.66"></a> +<span class="sourceLineNo">067</span> paramList.add(new Object[] { true });<a name="line.67"></a> +<span class="sourceLineNo">068</span> }<a name="line.68"></a> +<span class="sourceLineNo">069</span> return paramList;<a name="line.69"></a> +<span class="sourceLineNo">070</span> }<a name="line.70"></a> +<span class="sourceLineNo">071</span><a name="line.71"></a> +<span class="sourceLineNo">072</span> public TestByteBufferUtils(boolean useUnsafeIfPossible) {<a name="line.72"></a> +<span class="sourceLineNo">073</span> if (useUnsafeIfPossible) {<a name="line.73"></a> +<span class="sourceLineNo">074</span> ByteBufferUtils.UNSAFE_AVAIL = UnsafeAvailChecker.isAvailable();<a name="line.74"></a> +<span class="sourceLineNo">075</span> ByteBufferUtils.UNSAFE_UNALIGNED = UnsafeAvailChecker.unaligned();<a name="line.75"></a> +<span class="sourceLineNo">076</span> } else {<a name="line.76"></a> +<span class="sourceLineNo">077</span> ByteBufferUtils.UNSAFE_AVAIL = false;<a name="line.77"></a> +<span class="sourceLineNo">078</span> ByteBufferUtils.UNSAFE_UNALIGNED = false;<a name="line.78"></a> +<span class="sourceLineNo">079</span> }<a name="line.79"></a> +<span class="sourceLineNo">080</span> }<a name="line.80"></a> +<span class="sourceLineNo">081</span> /**<a name="line.81"></a> +<span class="sourceLineNo">082</span> * Create an array with sample data.<a name="line.82"></a> +<span class="sourceLineNo">083</span> */<a name="line.83"></a> +<span class="sourceLineNo">084</span> @Before<a name="line.84"></a> +<span class="sourceLineNo">085</span> public void setUp() {<a name="line.85"></a> +<span class="sourceLineNo">086</span> array = new byte[8];<a name="line.86"></a> +<span class="sourceLineNo">087</span> for (int i = 0; i < array.length; ++i) {<a name="line.87"></a> +<span class="sourceLineNo">088</span> array[i] = (byte) ('a' + i);<a name="line.88"></a> +<span class="sourceLineNo">089</span> }<a name="line.89"></a> +<span class="sourceLineNo">090</span> }<a name="line.90"></a> +<span class="sourceLineNo">091</span><a name="line.91"></a> +<span class="sourceLineNo">092</span> private static final int MAX_VLONG_LENGTH = 9;<a name="line.92"></a> +<span class="sourceLineNo">093</span> private static final Collection<Long> testNumbers;<a name="line.93"></a> +<span class="sourceLineNo">094</span><a name="line.94"></a> +<span class="sourceLineNo">095</span> private static void addNumber(Set<Long> a, long l) {<a name="line.95"></a> +<span class="sourceLineNo">096</span> if (l != Long.MIN_VALUE) {<a name="line.96"></a> +<span class="sourceLineNo">097</span> a.add(l - 1);<a name="line.97"></a> +<span class="sourceLineNo">098</span> }<a name="line.98"></a> +<span class="sourceLineNo">099</span> a.add(l);<a name="line.99"></a> +<span class="sourceLineNo">100</span> if (l != Long.MAX_VALUE) {<a name="line.100"></a> +<span class="sourceLineNo">101</span> a.add(l + 1);<a name="line.101"></a> +<span class="sourceLineNo">102</span> }<a name="line.102"></a> +<span class="sourceLineNo">103</span> for (long divisor = 3; divisor <= 10; ++divisor) {<a name="line.103"></a> +<span class="sourceLineNo">104</span> for (long delta = -1; delta <= 1; ++delta) {<a name="line.104"></a> +<span class="sourceLineNo">105</span> a.add(l / divisor + delta);<a name="line.105"></a> +<span class="sourceLineNo">106</span> }<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><a name="line.109"></a> +<span class="sourceLineNo">110</span> static {<a name="line.110"></a> +<span class="sourceLineNo">111</span> SortedSet<Long> a = new TreeSet<>();<a name="line.111"></a> +<span class="sourceLineNo">112</span> for (int i = 0; i <= 63; ++i) {<a name="line.112"></a> +<span class="sourceLineNo">113</span> long v = (-1L) << i;<a name="line.113"></a> +<span class="sourceLineNo">114</span> assertTrue(v < 0);<a name="line.114"></a> +<span class="sourceLineNo">115</span> addNumber(a, v);<a name="line.115"></a> +<span class="sourceLineNo">116</span> v = (1L << i) - 1;<a name="line.116"></a> +<span class="sourceLineNo">117</span> assertTrue(v >= 0);<a name="line.117"></a> +<span class="sourceLineNo">118</span> addNumber(a, v);<a name="line.118"></a> +<span class="sourceLineNo">119</span> }<a name="line.119"></a> +<span class="sourceLineNo">120</span><a name="line.120"></a> +<span class="sourceLineNo">121</span> testNumbers = Collections.unmodifiableSet(a);<a name="line.121"></a> +<span class="sourceLineNo">122</span> System.err.println("Testing variable-length long serialization using: "<a name="line.122"></a> +<span class="sourceLineNo">123</span> + testNumbers + " (count: " + testNumbers.size() + ")");<a name="line.123"></a> +<span class="sourceLineNo">124</span> assertEquals(1753, testNumbers.size());<a name="line.124"></a> +<span class="sourceLineNo">125</span> assertEquals(Long.MIN_VALUE, a.first().longValue());<a name="line.125"></a> +<span class="sourceLineNo">126</span> assertEquals(Long.MAX_VALUE, a.last().longValue());<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> @Test<a name="line.129"></a> +<span class="sourceLineNo">130</span> public void testReadWriteVLong() {<a name="line.130"></a> +<span class="sourceLineNo">131</span> for (long l : testNumbers) {<a name="line.131"></a> +<span class="sourceLineNo">132</span> ByteBuffer b = ByteBuffer.allocate(MAX_VLONG_LENGTH);<a name="line.132"></a> +<span class="sourceLineNo">133</span> ByteBufferUtils.writeVLong(b, l);<a name="line.133"></a> +<span class="sourceLineNo">134</span> b.flip();<a name="line.134"></a> +<span class="sourceLineNo">135</span> assertEquals(l, ByteBufferUtils.readVLong(b));<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> @Test<a name="line.139"></a> +<span class="sourceLineNo">140</span> public void testConsistencyWithHadoopVLong() throws IOException {<a name="line.140"></a> +<span class="sourceLineNo">141</span> ByteArrayOutputStream baos = new ByteArrayOutputStream();<a name="line.141"></a> +<span class="sourceLineNo">142</span> DataOutputStream dos = new DataOutputStream(baos);<a name="line.142"></a> +<span class="sourceLineNo">143</span> for (long l : testNumbers) {<a name="line.143"></a> +<span class="sourceLineNo">144</span> baos.reset();<a name="line.144"></a> +<span class="sourceLineNo">145</span> ByteBuffer b = ByteBuffer.allocate(MAX_VLONG_LENGTH);<a name="line.145"></a> +<span class="sourceLineNo">146</span> ByteBufferUtils.writeVLong(b, l);<a name="line.146"></a> +<span class="sourceLineNo">147</span> String bufStr = Bytes.toStringBinary(b.array(),<a name="line.147"></a> +<span class="sourceLineNo">148</span> b.arrayOffset(), b.position());<a name="line.148"></a> +<span class="sourceLineNo">149</span> WritableUtils.writeVLong(dos, l);<a name="line.149"></a> +<span class="sourceLineNo">150</span> String baosStr = Bytes.toStringBinary(baos.toByteArray());<a name="line.150"></a> +<span class="sourceLineNo">151</span> assertEquals(baosStr, bufStr);<a name="line.151"></a> +<span class="sourceLineNo">152</span> }<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> * Test copying to stream from buffer.<a name="line.156"></a> +<span class="sourceLineNo">157</span> */<a name="line.157"></a> +<span class="sourceLineNo">158</span> @Test<a name="line.158"></a> +<span class="sourceLineNo">159</span> public void testMoveBufferToStream() {<a name="line.159"></a> +<span class="sourceLineNo">160</span> final int arrayOffset = 7;<a name="line.160"></a> +<span class="sourceLineNo">161</span> final int initialPosition = 10;<a name="line.161"></a> +<span class="sourceLineNo">162</span> final int endPadding = 5;<a name="line.162"></a> +<span class="sourceLineNo">163</span> byte[] arrayWrapper =<a name="line.163"></a> +<span class="sourceLineNo">164</span> new byte[arrayOffset + initialPosition + array.length + endPadding];<a name="line.164"></a> +<span class="sourceLineNo">165</span> System.arraycopy(array, 0, arrayWrapper,<a name="line.165"></a> +<span class="sourceLineNo">166</span> arrayOffset + initialPosition, array.length);<a name="line.166"></a> +<span class="sourceLineNo">167</span> ByteBuffer buffer = ByteBuffer.wrap(arrayWrapper, arrayOffset,<a name="line.167"></a> +<span class="sourceLineNo">168</span> initialPosition + array.length).slice();<a name="line.168"></a> +<span class="sourceLineNo">169</span> assertEquals(initialPosition + array.length, buffer.limit());<a name="line.169"></a> +<span class="sourceLineNo">170</span> assertEquals(0, buffer.position());<a name="line.170"></a> +<span class="sourceLineNo">171</span> buffer.position(initialPosition);<a name="line.171"></a> +<span class="sourceLineNo">172</span> ByteArrayOutputStream bos = new ByteArrayOutputStream();<a name="line.172"></a> +<span class="sourceLineNo">173</span> try {<a name="line.173"></a> +<span class="sourceLineNo">174</span> ByteBufferUtils.moveBufferToStream(bos, buffer, array.length);<a name="line.174"></a> +<span class="sourceLineNo">175</span> } catch (IOException e) {<a name="line.175"></a> +<span class="sourceLineNo">176</span> fail("IOException in testCopyToStream()");<a name="line.176"></a> +<span class="sourceLineNo">177</span> }<a name="line.177"></a> +<span class="sourceLineNo">178</span> assertArrayEquals(array, bos.toByteArray());<a name="line.178"></a> +<span class="sourceLineNo">179</span> assertEquals(initialPosition + array.length, buffer.position());<a name="line.179"></a> +<span class="sourceLineNo">180</span> }<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> * Test copying to stream from buffer with offset.<a name="line.183"></a> +<span class="sourceLineNo">184</span> * @throws IOException On test failure.<a name="line.184"></a> +<span class="sourceLineNo">185</span> */<a name="line.185"></a> +<span class="sourceLineNo">186</span> @Test<a name="line.186"></a> +<span class="sourceLineNo">187</span> public void testCopyToStreamWithOffset() throws IOException {<a name="line.187"></a> +<span class="sourceLineNo">188</span> ByteBuffer buffer = ByteBuffer.wrap(array);<a name="line.188"></a> +<span class="sourceLineNo">189</span><a name="line.189"></a> +<span class="sourceLineNo">190</span> ByteArrayOutputStream bos = new ByteArrayOutputStream();<a name="line.190"></a> +<span class="sourceLineNo">191</span><a name="line.191"></a> +<span class="sourceLineNo">192</span> ByteBufferUtils.copyBufferToStream(bos, buffer, array.length / 2,<a name="line.192"></a> +<span class="sourceLineNo">193</span> array.length / 2);<a name="line.193"></a> +<span class="sourceLineNo">194</span><a name="line.194"></a> +<span class="sourceLineNo">195</span> byte[] returnedArray = bos.toByteArray();<a name="line.195"></a> +<span class="sourceLineNo">196</span> for (int i = 0; i < array.length / 2; ++i) {<a name="line.196"></a> +<span class="sourceLineNo">197</span> int pos = array.length / 2 + i;<a name="line.197"></a> +<span class="sourceLineNo">198</span> assertEquals(returnedArray[i], array[pos]);<a name="line.198"></a> +<span class="sourceLineNo">199</span> }<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 copying data from stream.<a name="line.203"></a> +<span class="sourceLineNo">204</span> * @throws IOException On test failure.<a name="line.204"></a> +<span class="sourceLineNo">205</span> */<a name="line.205"></a> +<span class="sourceLineNo">206</span> @Test<a name="line.206"></a> +<span class="sourceLineNo">207</span> public void testCopyFromStream() throws IOException {<a name="line.207"></a> +<span class="sourceLineNo">208</span> ByteBuffer buffer = ByteBuffer.allocate(array.length);<a name="line.208"></a> +<span class="sourceLineNo">209</span> ByteArrayInputStream bis = new ByteArrayInputStream(array);<a name="line.209"></a> +<span class="sourceLineNo">210</span> DataInputStream dis = new DataInputStream(bis);<a name="line.210"></a> +<span class="sourceLineNo">211</span><a name="line.211"></a> +<span class="sourceLineNo">212</span> ByteBufferUtils.copyFromStreamToBuffer(buffer, dis, array.length / 2);<a name="line.212"></a> +<span class="sourceLineNo">213</span> ByteBufferUtils.copyFromStreamToBuffer(buffer, dis,<a name="line.213"></a> +<span class="sourceLineNo">214</span> array.length - array.length / 2);<a name="line.214"></a> +<span class="sourceLineNo">215</span> for (int i = 0; i < array.length; ++i) {<a name="line.215"></a> +<span class="sourceLineNo">216</span> assertEquals(array[i], buffer.get(i));<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><a name="line.219"></a> -<span class="sourceLineNo">220</span> for (int i = 0; i < 3; i++) {<a name="line.220"></a> -<span class="sourceLineNo">221</span> testCompressedInt((128 << i));<a name="line.221"></a> -<span class="sourceLineNo">222</span> }<a name="line.222"></a> -<span class="sourceLineNo">223</span> }<a name="line.223"></a> -<span class="sourceLineNo">224</span><a name="line.224"></a> -<span class="sourceLineNo">225</span> /**<a name="line.225"></a> -<span class="sourceLineNo">226</span> * Test how much bytes we need to store integer.<a name="line.226"></a> -<span class="sourceLineNo">227</span> */<a name="line.227"></a> -<span class="sourceLineNo">228</span> @Test<a name="line.228"></a> -<span class="sourceLineNo">229</span> public void testIntFitsIn() {<a name="line.229"></a> -<span class="sourceLineNo">230</span> assertEquals(1, ByteBufferUtils.intFitsIn(0));<a name="line.230"></a> -<span class="sourceLineNo">231</span> assertEquals(1, ByteBufferUtils.intFitsIn(1));<a name="line.231"></a> -<span class="sourceLineNo">232</span> assertEquals(2, ByteBufferUtils.intFitsIn(1 << 8));<a name="line.232"></a> -<span class="sourceLineNo">233</span> assertEquals(3, ByteBufferUtils.intFitsIn(1 << 16));<a name="line.233"></a> -<span class="sourceLineNo">234</span> assertEquals(4, ByteBufferUtils.intFitsIn(-1));<a name="line.234"></a> -<span class="sourceLineNo">235</span> assertEquals(4, ByteBufferUtils.intFitsIn(Integer.MAX_VALUE));<a name="line.235"></a> -<span class="sourceLineNo">236</span> assertEquals(4, ByteBufferUtils.intFitsIn(Integer.MIN_VALUE));<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 how much bytes we need to store long.<a name="line.240"></a> -<span class="sourceLineNo">241</span> */<a name="line.241"></a> -<span class="sourceLineNo">242</span> @Test<a name="line.242"></a> -<span class="sourceLineNo">243</span> public void testLongFitsIn() {<a name="line.243"></a> -<span class="sourceLineNo">244</span> assertEquals(1, ByteBufferUtils.longFitsIn(0));<a name="line.244"></a> -<span class="sourceLineNo">245</span> assertEquals(1, ByteBufferUtils.longFitsIn(1));<a name="line.245"></a> -<span class="sourceLineNo">246</span> assertEquals(3, ByteBufferUtils.longFitsIn(1l << 16));<a name="line.246"></a> -<span class="sourceLineNo">247</span> assertEquals(5, ByteBufferUtils.longFitsIn(1l << 32));<a name="line.247"></a> -<span class="sourceLineNo">248</span> assertEquals(8, ByteBufferUtils.longFitsIn(-1));<a name="line.248"></a> -<span class="sourceLineNo">249</span> assertEquals(8, ByteBufferUtils.longFitsIn(Long.MIN_VALUE));<a name="line.249"></a> -<span class="sourceLineNo">250</span> assertEquals(8, ByteBufferUtils.longFitsIn(Long.MAX_VALUE));<a name="line.250"></a> -<span class="sourceLineNo">251</span> }<a name="line.251"></a> -<span class="sourceLineNo">252</span><a name="line.252"></a> -<span class="sourceLineNo">253</span> /**<a name="line.253"></a> -<span class="sourceLineNo">254</span> * Test if we are comparing equal bytes.<a name="line.254"></a> -<span class="sourceLineNo">255</span> */<a name="line.255"></a> -<span class="sourceLineNo">256</span> @Test<a name="line.256"></a> -<span class="sourceLineNo">257</span> public void testArePartEqual() {<a name="line.257"></a> -<span class="sourceLineNo">258</span> byte[] array = new byte[] { 1, 2, 3, 4, 5, 1, 2, 3, 4 };<a name="line.258"></a> -<span class="sourceLineNo">259</span> ByteBuffer buffer = ByteBuffer.wrap(array);<a name="line.259"></a> -<span class="sourceLineNo">260</span> assertTrue(ByteBufferUtils.arePartsEqual(buffer, 0, 4, 5, 4));<a name="line.260"></a> -<span class="sourceLineNo">261</span> assertTrue(ByteBufferUtils.arePartsEqual(buffer, 1, 2, 6, 2));<a name="line.261"></a> -<span class="sourceLineNo">262</span> assertFalse(ByteBufferUtils.arePartsEqual(buffer, 1, 2, 6, 3));<a name="line.262"></a> -<span class="sourceLineNo">263</span> assertFalse(ByteBufferUtils.arePartsEqual(buffer, 1, 3, 6, 2));<a name="line.263"></a> -<span class="sourceLineNo">264</span> assertFalse(ByteBufferUtils.arePartsEqual(buffer, 0, 3, 6, 3));<a name="line.264"></a> -<span class="sourceLineNo">265</span> }<a name="line.265"></a> -<span class="sourceLineNo">266</span><a name="line.266"></a> -<span class="sourceLineNo">267</span> /**<a name="line.267"></a> -<span class="sourceLineNo">268</span> * Test serializing int to bytes<a name="line.268"></a> -<span class="sourceLineNo">269</span> */<a name="line.269"></a> -<span class="sourceLineNo">270</span> @Test<a name="line.270"></a> -<span class="sourceLineNo">271</span> public void testPutInt() {<a name="line.271"></a> -<span class="sourceLineNo">272</span> testPutInt(0);<a name="line.272"></a> -<span class="sourceLineNo">273</span> testPutInt(Integer.MAX_VALUE);<a name="line.273"></a> -<span class="sourceLineNo">274</span><a name="line.274"></a> -<span class="sourceLineNo">275</span> for (int i = 0; i < 3; i++) {<a name="line.275"></a> -<span class="sourceLineNo">276</span> testPutInt((128 << i) - 1);<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> for (int i = 0; i < 3; i++) {<a name="line.279"></a> -<span class="sourceLineNo">280</span> testPutInt((128 << i));<a name="line.280"></a> -<span class="sourceLineNo">281</span> }<a name="line.281"></a> +<span class="sourceLineNo">220</span> /**<a name="line.220"></a> +<span class="sourceLineNo">221</span> * Test copying from buffer.<a name="line.221"></a> +<span class="sourceLineNo">222</span> */<a name="line.222"></a> +<span class="sourceLineNo">223</span> @Test<a name="line.223"></a> +<span class="sourceLineNo">224</span> public void testCopyFromBuffer() {<a name="line.224"></a> +<span class="sourceLineNo">225</span> ByteBuffer srcBuffer = ByteBuffer.allocate(array.length);<a name="line.225"></a> +<span class="sourceLineNo">226</span> ByteBuffer dstBuffer = ByteBuffer.allocate(array.length);<a name="line.226"></a> +<span class="sourceLineNo">227</span> srcBuffer.put(array);<a name="line.227"></a> +<span class="sourceLineNo">228</span><a name="line.228"></a> +<span class="sourceLineNo">229</span> ByteBufferUtils.copyFromBufferToBuffer(srcBuffer, dstBuffer,<a name="line.229"></a> +<span class="sourceLineNo">230</span> array.length / 2, array.length / 4);<a name="line.230"></a> +<span class="sourceLineNo">231</span> for (int i = 0; i < array.length / 4; ++i) {<a name="line.231"></a> +<span class="sourceLineNo">232</span> assertEquals(srcBuffer.get(i + array.length / 2),<a name="line.232"></a> +<span class="sourceLineNo">233</span> dstBuffer.get(i));<a name="line.233"></a> +<span class="sourceLineNo">234</span> }<a name="line.234"></a> +<span class="sourceLineNo">235</span> }<a name="line.235"></a> +<span class="sourceLineNo">236</span><a name="line.236"></a> +<span class="sourceLineNo">237</span> /**<a name="line.237"></a> +<span class="sourceLineNo">238</span> * Test 7-bit encoding of integers.<a name="line.238"></a> +<span class="sourceLineNo">239</span> * @throws IOException On test failure.<a name="line.239"></a> +<span class="sourceLineNo">240</span> */<a name="line.240"></a> +<span class="sourceLineNo">241</span> @Test<a name="line.241"></a> +<span class="sourceLineNo">242</span> public void testCompressedInt() throws IOException {<a name="line.242"></a> +<span class="sourceLineNo">243</span> testCompressedInt(0);<a name="line.243"></a> +<span class="sourceLineNo">244</span> testCompressedInt(Integer.MAX_VALUE);<a name="line.244"></a> +<span class="sourceLineNo">245</span> testCompressedInt(Integer.MIN_VALUE);<a name="line.245"></a> +<span class="sourceLineNo">246</span><a name="line.246"></a> +<span class="sourceLineNo">247</span> for (int i = 0; i < 3; i++) {<a name="line.247"></a> +<span class="sourceLineNo">248</span> testCompressedInt((128 << i) - 1);<a name="line.248"></a> +<span class="sourceLineNo">249</span> }<a name="line.249"></a> +<span class="sourceLineNo">250</span><a name="line.250"></a> +<span class="sourceLineNo">251</span> for (int i = 0; i < 3; i++) {<a name="line.251"></a> +<span class="sourceLineNo">252</span> testCompressedInt((128 << i));<a name="line.252"></a> +<span class="sourceLineNo">253</span> }<a name="line.253"></a> +<span class="sourceLineNo">254</span> }<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> * Test how much bytes we need to store integer.<a name="line.257"></a> +<span class="sourceLineNo">258</span> */<a name="line.258"></a> +<span class="sourceLineNo">259</span> @Test<a name="line.259"></a> +<span class="sourceLineNo">260</span> public void testIntFitsIn() {<a name="line.260"></a> +<span class="sourceLineNo">261</span> assertEquals(1, ByteBufferUtils.intFitsIn(0));<a name="line.261"></a> +<span class="sourceLineNo">262</span> assertEquals(1, ByteBufferUtils.intFitsIn(1));<a name="line.262"></a> +<span class="sourceLineNo">263</span> assertEquals(2, ByteBufferUtils.intFitsIn(1 << 8));<a name="line.263"></a> +<span class="sourceLineNo">264</span> assertEquals(3, ByteBufferUtils.intFitsIn(1 << 16));<a name="line.264"></a> +<span class="sourceLineNo">265</span> assertEquals(4, ByteBufferUtils.intFitsIn(-1));<a name="line.265"></a> +<span class="sourceLineNo">266</span> assertEquals(4, ByteBufferUtils.intFitsIn(Integer.MAX_VALUE));<a name="line.266"></a> +<span class="sourceLineNo">267</span> assertEquals(4, ByteBufferUtils.intFitsIn(Integer.MIN_VALUE));<a name="line.267"></a> +<span class="sourceLineNo">268</span> }<a name="line.268"></a> +<span class="sourceLineNo">269</span><a name="line.269"></a> +<span class="sourceLineNo">270</span> /**<a name="line.270"></a> +<span class="sourceLineNo">271</span> * Test how much bytes we need to store long.<a name="line.271"></a> +<span class="sourceLineNo">272</span> */<a name="line.272"></a> +<span class="sourceLineNo">273</span> @Test<a name="line.273"></a> +<span class="sourceLineNo">274</span> public void testLongFitsIn() {<a name="line.274"></a> +<span class="sourceLineNo">275</span> assertEquals(1, ByteBufferUtils.longFitsIn(0));<a name="line.275"></a> +<span class="sourceLineNo">276</span> assertEquals(1, ByteBufferUtils.longFitsIn(1));<a name="line.276"></a> +<span class="sourceLineNo">277</span> assertEquals(3, ByteBufferUtils.longFitsIn(1l << 16));<a name="line.277"></a> +<span class="sourceLineNo">278</span> assertEquals(5, ByteBufferUtils.longFitsIn(1l << 32));<a name="line.278"></a> +<span class="sourceLineNo">279</span> assertEquals(8, ByteBufferUtils.longFitsIn(-1));<a name="line.279"></a> +<span class="sourceLineNo">280</span> assertEquals(8, ByteBufferUtils.longFitsIn(Long.MIN_VALUE));<a name="line.280"></a> +<span class="sourceLineNo">281</span> assertEquals(8, ByteBufferUtils.longFitsIn(Long.MAX_VALUE));<a name="line.281"></a> <span class="sourceLineNo">282</span> }<a name="line.282"></a> <span class="sourceLineNo">283</span><a name="line.283"></a> -<span class="sourceLineNo">284</span> // Utility methods invoked from test methods<a name="line.284"></a> -<span class="sourceLineNo">285</span><a name="line.285"></a> -<span class="sourceLineNo">286</span> private void testCompressedInt(int value) throws IOException {<a name="line.286"></a> -<span class="sourceLineNo">287</span> int parsedValue = 0;<a name="line.287"></a> -<span class="sourceLineNo">288</span><a name="line.288"></a> -<span class="sourceLineNo">289</span> ByteArrayOutputStream bos = new ByteArrayOutputStream();<a name="line.289"></a> -<span class="sourceLineNo">290</span> ByteBufferUtils.putCompressedInt(bos, value);<a name="line.290"></a> -<span class="sourceLineNo">291</span><a name="line.291"></a> -<span class="sourceLineNo">292</span> ByteArrayInputStream bis = new ByteArrayInputStream(<a name="line.292"></a> -<span class="sourceLineNo">293</span> bos.toByteArray());<a name="line.293"></a> -<span class="sourceLineNo">294</span> parsedValue = ByteBufferUtils.readCompressedInt(bis);<a name="line.294"></a> -<span class="sourceLineNo">295</span><a name="line.295"></a> -<span class="sourceLineNo">296</span> assertEquals(value, parsedValue);<a name="line.296"></a> -<span class="sourceLineNo">297</span> }<a name="line.297"></a> -<span class="sourceLineNo">298</span><a name="line.298"></a> -<span class="sourceLineNo">299</span> private void testPutInt(int value) {<a name="line.299"></a> -<span class="sourceLineNo">300</span> ByteArrayOutputStream baos = new ByteArrayOutputStream();<a name="line.300"></a> -<span class="sourceLineNo">301</span> try {<a name="line.301"></a> -<span class="sourceLineNo">302</span> ByteBufferUtils.putInt(baos, value);<a name="line.302"></a> -<span class="sourceLineNo">303</span> } catch (IOException e) {<a name="line.303"></a> -<span class="sourceLineNo">304</span> throw new RuntimeException("Bug in putIn()", e);<a name="line.304"></a> -<span class="sourceLineNo">305</span> }<a name="line.305"></a> -<span class="sourceLineNo">306</span><a name="line.306"></a> -<span class="sourceLineNo">307</span> ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());<a name="line.307"></a> -<span class="sourceLineNo">308</span> DataInputStream dis = new DataInputStream(bais);<a name="line.308"></a> -<span class="sourceLineNo">309</span> try {<a name="line.309"></a> -<span class="sourceLineNo">310</span> assertEquals(dis.readInt(), value);<a name="line.310"></a> -<span class="sourceLineNo">311</span> } catch (IOException e) {<a name="line.311"></a> -<span class="sourceLineNo">312</span> throw new RuntimeException("Bug in test!", e);<a name="line.312"></a> -<span class="sourceLineNo">313</span> }<a name="line.313"></a> -<span class="sourceLineNo">314</span> }<a name="line.314"></a> -<span class="sourceLineNo">315</span><a name="line.315"></a> -<span class="sourceLineNo">316</span> @Test<a name="line.316"></a> -<span class="sourceLineNo">317</span> public void testToBytes(){<a name="line.317"></a> -<span class="sourceLineNo">318</span> ByteBuffer buffer = ByteBuffer.allocate(5);<a name="line.318"></a> -<span class="sourceLineNo">319</span> buffer.put(new byte[]{0,1,2,3,4});<a name="line.319"></a> -<span class="sourceLineNo">320</span> assertEquals(5, buffer.position());<a name="line.320"></a> -<span class="sourceLineNo">321</span> assertEquals(5, buffer.limit());<a name="line.321"></a> -<span class="sourceLineNo">322</span> byte[] copy = ByteBufferUtils.toBytes(buffer, 2);<a name="line.322"></a> -<span class="sourceLineNo">323</span> assertArrayEquals(new byte[]{2,3,4}, copy);<a name="line.323"></a> -<span class="sourceLineNo">324</span> assertEquals(5, buffer.position());<a name="line.324"></a> -<span class="sourceLineNo">325</span> assertEquals(5, buffer.limit());<a name="line.325"></a> -<span class="sourceLineNo">326</span> }<a name="line.326"></a> -<span class="sourceLineNo">327</span><a name="line.327"></a> -<span class="sourceLineNo">328</span> @Test<a name="line.328"></a> -<span class="sourceLineNo">329</span> public void testToPrimitiveTypes() {<a name="line.329"></a> -<span class="sourceLineNo">330</span> ByteBuffer buffer = ByteBuffer.allocate(15);<a name="line.330"></a> -<span class="sourceLineNo">331</span> long l = 988L;<a name="line.331"></a> -<span class="sourceLineNo">332</span> int i = 135;<a name="line.332"></a> -<span class="sourceLineNo">333</span> short s = 7;<a name="line.333"></a> -<span class="sourceLineNo">334</span> buffer.putLong(l);<a name="line.334"></a> -<span class="sourceLineNo">335</span> buffer.putShort(s);<a name="line.335"></a> -<span class="sourceLineNo">336</span> buffer.putInt(i);<a name="line.336"></a> -<span class="sourceLineNo">337</span> assertEquals(l, ByteBufferUtils.toLong(buffer, 0));<a name="line.337"></a> -<span class="sourceLineNo">338</span> assertEquals(s, ByteBufferUtils.toShort(buffer, 8));<a name="line.338"></a> -<span class="sourceLineNo">339</span> assertEquals(i, ByteBufferUtils.toInt(buffer, 10));<a name="line.339"></a> -<span class="sourceLineNo">340</span> }<a name="line.340"></a> -<span class="sourceLineNo">341</span><a name="line.341"></a> -<span class="sourceLineNo">342</span> @Test<a name="line.342"></a> -<span class="sourceLineNo">343</span> public void testCopyFromArrayToBuffer() {<a name="line.343"></a> -<span class="sourceLineNo">344</span> byte[] b = new byte[15];<a name="line.344"></a> -<span class="sourceLineNo">345</span> b[0] = -1;<a name="line.345"></a> -<span class="sourceLineNo">346</span> long l = 988L;<a name="line.346"></a> -<span class="sourceLineNo">347</span> int i = 135;<a name="line.347"></a> -<span class="sourceLineNo">348</span> short s = 7;<a name="line.348"></a> -<span class="sourceLineNo">349</span> Bytes.putLong(b, 1, l);<a name="line.349"></a> -<span class="sourceLineNo">350</span> Bytes.putShort(b, 9, s);<a name="line.350"></a> -<span class="sourceLineNo">351</span> Bytes.putInt(b, 11, i);<a name="line.351"></a> -<span class="sourceLineNo">352</span> ByteBuffer buffer = ByteBuffer.allocate(14);<a name="line.352"></a> -<span class="sourceLineNo">353</span> ByteBufferUtils.copyFromArrayToBuffer(buffer, b, 1, 14);<a name="line.353"></a> -<span class="sourceLineNo">354</span> buffer.rewind();<a name="line.354"></a> -<span class="sourceLineNo">355</span> assertEquals(l, buffer.getLong());<a name="line.355"></a> -<span class="sourceLineNo">356</span> assertEquals(s, buffer.getShort());<a name="line.356"></a> -<span class="sourceLineNo">357</span> assertEquals(i, buffer.getInt());<a name="line.357"></a> -<span class="sourceLineNo">358</span> }<a name="line.358"></a> -<span class="sourceLineNo">359</span><a name="line.359"></a> -<span class="sourceLineNo">360</span> @Test<a name="line.360"></a> -<span class="sourceLineNo">361</span> public void testCopyFromBufferToArray() {<a name="line.361"></a> -<span class="sourceLineNo">362</span> ByteBuffer buffer = ByteBuffer.allocate(15);<a name="line.362"></a> -<span class="sourceLineNo">363</span> buffer.put((byte) -1);<a name="line.363"></a> -<span class="sourceLineNo">364</span> long l = 988L;<a name="line.364"></a> -<span class="sourceLineNo">365</span> int i = 135;<a name="line.365"></a> -<span class="sourceLineNo">366</span> short s = 7;<a name="line.366"></a> -<span class="sourceLineNo">367</span> buffer.putShort(s);<a name="line.367"></a> -<span class="sourceLineNo">368</span> buffer.putInt(i);<a name="line.368"></a> -<span class="sourceLineNo">369</span> buffer.putLong(l);<a name="line.369"></a> -<span class="sourceLineNo">370</span> byte[] b = new byte[15];<a name="line.370"></a> -<span class="sourceLineNo">371</span> ByteBufferUtils.copyFromBufferToArray(b, buffer, 1, 1, 14);<a name="line.371"></a> -<span class="sourceLineNo">372</span> assertEquals(s, Bytes.toShort(b, 1));<a name="line.372"></a> -<span class="sourceLineNo">373</span> assertEquals(i, Bytes.toInt(b, 3));<a name="line.373"></a> -<span class="sourceLineNo">374</span> assertEquals(l, Bytes.toLong(b, 7));<a name="line.374"></a> -<span class="sourceLineNo">375</span> }<a name="line.375"></a> -<span class="sourceLineNo">376</span><a name="line.376"></a> -<span class="sourceLineNo">377</span> @Test<a name="line.377"></a> -<span class="sourceLineNo">378</span> public void testRelativeCopyFromBuffertoBuffer() {<a name="line.378"></a> -<span class="sourceLineNo">379</span> ByteBuffer bb1 = ByteBuffer.allocate(135);<a name="line.379"></a> -<span class="sourceLineNo">380</span> ByteBuffer bb2 = ByteBuffer.allocate(135);<a name="line.380"></a> -<span class="sourceLineNo">381</span> fillBB(bb1, (byte) 5);<a name="line.381"></a> -<span class="sourceLineNo">382</span> ByteBufferUtils.copyFromBufferToBuffer(bb1, bb2);<a name="line.382"></a> -<span class="sourceLineNo">383</span> assertTrue(bb1.position() == bb2.position());<a name="line.383"></a> -<span class="sourceLineNo">384</span> assertTrue(bb1.limit() == bb2.limit());<a name="line.384"></a> -<span class="sourceLineNo">385</span> bb1 = ByteBuffer.allocateDirect(135);<a name="line.385"></a> -<span class="sourceLineNo">386</span> bb2 = ByteBuffer.allocateDirect(135);<a name="line.386"></a> -<span class="sourceLineNo">387</span> fillBB(bb1, (byte) 5);<a name="line.387"></a> -<span class="sourceLineNo">388</span> ByteBufferUtils.copyFromBufferToBuffer(bb1, bb2);<a name="line.388"></a> -<span class="sourceLineNo">389</span> assertTrue(bb1.position() == bb2.position());<a name="line.389"></a> -<span class="sourceLineNo">390</span> assertTrue(bb1.limit() == bb2.limit());<a name="line.390"></a> -<span class="sourceLineNo">391</span> }<a name="line.391"></a> -<span class="sourceLineNo">392</span> @Test<a name="line.392"></a> -<span class="sourceLineNo">393</span> public void testCompareTo() {<a name="line.393"></a> -<span class="sourceLineNo">394</span> ByteBuffer bb1 = ByteBuffer.allocate(135);<a name="line.394"></a> -<span class="sourceLineNo">395</span> ByteBuffer bb2 = ByteBuffer.allocate(135);<a name="line.395"></a> -<span class="sourceLineNo">396</span> byte[] b = new byte[71];<a name="line.396"></a> -<span class="sourceLineNo">397</span> fillBB(bb1, (byte) 5);<a name="line.397"></a> -<span class="sourceLineNo">398</span> fillBB(bb2, (byte) 5);<a name="line.398"></a> -<span class="sourceLineNo">399</span> fillArray(b, (byte) 5);<a name="line.399"></a> -<span class="sourceLineNo">400</span> assertEquals(0, ByteBufferUtils.compareTo(bb1, 0, bb1.remaining(), bb2, 0, bb2.remaining()));<a name="line.400"></a> -<span class="sourceLineNo">401</span> assertTrue(ByteBufferUtils.compareTo(bb1, 0, bb1.remaining(), b, 0, b.length) > 0);<a name="line.401"></a> -<span class="sourceLineNo">402</span> bb2.put(134, (byte) 6);<a name="line.402"></a> -<span class="sourceLineNo">403</span> assertTrue(ByteBufferUtils.compareTo(bb1, 0, bb1.remaining(), bb2, 0, bb2.remaining()) < 0);<a name="line.403"></a> -<span class="sourceLineNo">404</span> bb2.put(6, (byte) 4);<a name="line.404"></a> -<span class="sourceLineNo">405</span> assertTrue(ByteBufferUtils.compareTo(bb1, 0, bb1.remaining(), bb2, 0, bb2.remaining()) > 0);<a name="line.405"></a> -<span class="sourceLineNo">406</span> // Assert reverse comparing BB and bytearray works.<a name="line.406"></a> -<span class="sourceLineNo">407</span> ByteBuffer bb3 = ByteBuffer.allocate(135);<a name="line.407"></a> -<span class="sourceLineNo">408</span> fillBB(bb3, (byte)0);<a name="line.408"></a> -<span class="sourceLineNo">409</span> byte[] b3 = new byte[135];<a name="line.409"></a> -<span class="sourceLineNo">410</span> fillArray(b3, (byte)1);<a name="line.410"></a> -<span class="sourceLineNo">411</span> int result = ByteBufferUtils.compareTo(b3, 0, b3.length, bb3, 0, bb3.remaining());<a name="line.411"></a> -<span class="sourceLineNo">412</span> assertTrue(result > 0);<a name="line.412"></a> -<span class="sourceLineNo">413</span> result = ByteBufferUtils.compareTo(bb3, 0, bb3.remaining(), b3, 0, b3.length);<a name="line.413"></a> -<span class="sourceLineNo">414</span> assertTrue(result < 0);<a name="line.414"></a> -<span class="sourceLineNo">415</span> }<a name="line.415"></a> -<span class="sourceLineNo">416</span><a name="line.416"></a> -<span class="sourceLineNo">417</span> @Test<a name="line.417"></a> -<span class="sourceLineNo">418</span> public void testEquals() {<a name="line.418"></a> -<span class="sourceLineNo">419</span> byte[] a = Bytes.toBytes("http://A";);<a name="line.419"></a> -<span class="sourceLineNo">420</span> ByteBuffer bb = ByteBuffer.wrap(a);<a name="line.420"></a> -<span class="sourceLineNo">421</span><a name="line.421"></a> -<span class="sourceLineNo">422</span> assertTrue(ByteBufferUtils.equals(HConstants.EMPTY_BYTE_BUFFER, 0, 0,<a name="line.422"></a> -<span class="sourceLineNo">423</span> HConstants.EMPTY_BYTE_BUFFER, 0, 0));<a name="line.423"></a> -<span class="sourceLineNo">424</span><a name="line.424"></a> -<span class="sourceLineNo">425</span> assertFalse(ByteBufferUtils.equals(HConstants.EMPTY_BYTE_BUFFER, 0, 0, bb,<a name="line.425"></a> -<span class="sourceLineNo">426</span> 0, a.length));<a name="line.426"></a> -<span class="sourceLineNo">427</span><a name="line.427"></a> -<span class="sourceLineNo">428</span> assertFalse(ByteBufferUtils.equals(bb, 0, 0, HConstants.EMPTY_BYTE_BUFFER,<a name="line.428"></a> -<span class="sourceLineNo">429</span> 0, a.length));<a name="line.429"></a> -<span class="sourceLineNo">430</span><a name="line.430"></a> -<span class="sourceLineNo">431</span> assertTrue(ByteBufferUtils.equals(bb, 0, a.length, bb, 0, a.length));<a name="line.431"></a> -<span class="sourceLineNo">432</span><a name="line.432"></a> -<span class="sourceLineNo">433</span> assertTrue(ByteBufferUtils.equals(HConstants.EMPTY_BYTE_BUFFER, 0, 0,<a name="line.433"></a> -<span class="sourceLineNo">434</span> HConstants.EMPTY_BYTE_ARRAY, 0, 0));<a name="line.434"></a> -<span 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name="line.285"></a> +<span class="sourceLineNo">286</span> */<a name="line.286"></a> +<span class="sourceLineNo">287</span> @Test<a name="line.287"></a> +<span class="sourceLineNo">288</span> public void testArePartEqual() {<a name="line.288"></a> +<span class="sourceLineNo">289</span> byte[] array = new byte[] { 1, 2, 3, 4, 5, 1, 2, 3, 4 };<a name="line.289"></a> +<span class="sourceLineNo">290</span> ByteBuffer buffer = ByteBuffer.wrap(array);<a name="line.290"></a> +<span class="sourceLineNo">291</span> assertTrue(ByteBufferUtils.arePartsEqual(buffer, 0, 4, 5, 4));<a name="line.291"></a> +<span class="sourceLineNo">292</span> assertTrue(ByteBufferUtils.arePartsEqual(buffer, 1, 2, 6, 2));<a name="line.292"></a> +<span class="sourceLineNo">293</span> assertFalse(ByteBufferUtils.arePartsEqual(buffer, 1, 2, 6, 3));<a name="line.293"></a> +<span class="sourceLineNo">294</span> assertFalse(ByteBufferUtils.arePartsEqual(buffer, 1, 3, 6, 2));<a name="line.294"></a> +<span class="sourceLineNo">295</span> assertFalse(ByteBufferUtils.arePartsEqual(buffer, 0, 3, 6, 3));<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> /**<a name="line.298"></a> +<span class="sourceLineNo">299</span> * Test serializing int to bytes<a name="line.299"></a> +<span class="sourceLineNo">300</span> */<a name="line.300"></a> +<span class="sourceLineNo">301</span> @Test<a name="line.301"></a> +<span class="sourceLineNo">302</span> public void testPutInt() {<a name="line.302"></a> +<span class="sourceLineNo">303</span> testPutInt(0);<a name="line.303"></a> +<span class="sourceLineNo">304</span> testPutInt(Integer.MAX_VALUE);<a name="line.304"></a> +<span class="sourceLineNo">305</span><a name="line.305"></a> +<span class="sourceLineNo">306</span> for (int i = 0; i < 3; i++) {<a name="line.306"></a> +<span class="sourceLineNo">307</span> testPutInt((128 << i) - 1);<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> for (int i = 0; i < 3; i++) {<a name="line.310"></a> +<span class="sourceLineNo">311</span> testPutInt((128 << i));<a name="line.311"></a> +<span class="sourceLineNo">312</span> }<a name="line.312"></a> +<span class="sourceLineNo">313</span> }<a name="line.313"></a> +<span class="sourceLineNo">314</span><a name="line.314"></a> +<span class="sourceLineNo">315</span> // Utility methods invoked from test methods<a name="line.315"></a> +<span class="sourceLineNo">316</span><a name="line.316"></a> +<span class="sourceLineNo">317</span> private void testCompressedInt(int value) throws IOException {<a name="line.317"></a> +<span class="sourceLineNo">318</span> int parsedValue = 0;<a name="line.318"></a> +<span class="sourceLineNo">319</span><a name="line.319"></a> +<span class="sourceLineNo">320</span> ByteArrayOutputStream bos = new ByteArrayOutputStream();<a name="line.320"></a> +<span class="sourceLineNo">321</span> ByteBufferUtils.putCompressedInt(bos, value);<a name="line.321"></a> +<span class="sourceLineNo">322</span><a name="line.322"></a> +<span class="sourceLineNo">323</span> ByteArrayInputStream bis = new ByteArrayInputStream(<a name="line.323"></a> +<span class="sourceLineNo">324</span> bos.toByteArray());<a name="line.324"></a> +<span class="sourceLineNo">325</span> parsedValue = ByteBufferUtils.readCompressedInt(bis);<a name="line.325"></a> +<span class="sourceLineNo">326</span><a name="line.326"></a> +<span class="sourceLineNo">327</span> assertEquals(value, parsedValue);<a name="line.327"></a> +<span class="sourceLineNo">328</span> }<a name="line.328"></a> +<span class="sourceLineNo">329</span><a name="line.329"></a> +<span class="sourceLineNo">330</span> private void testPutInt(int value) {<a name="line.330"></a> +<span class="sourceLineNo">331</span> ByteArrayOutputStream baos = new ByteArrayOutputStream();<a name="line.331"></a> +<span class="sourceLineNo">332</span> try {<a name="line.332"></a> +<span class="sourceLineNo">333</span> ByteBufferUtils.putInt(baos, value);<a name="line.333"></a> +<span class="sourceLineNo">334</span> } catch (IOException e) {<a name="line.334"></a> +<span class="sourceLineNo">335</span> throw new RuntimeException("Bug in putIn()", e);<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> ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());<a name="line.338"></a> +<span class="sourceLineNo">339</span> DataInputStream dis = new DataInputStream(bais);<a name="line.339"></a> +<span class="sourceLineNo">340</span> try {<a name="line.340"></a> +<span class="sourceLineNo">341</span> assertEquals(dis.readInt(), value);<a name="line.341"></a> +<span class="sourceLineNo">342</span> } catch (IOException e) {<a name="line.342"></a> +<span class="sourceLineNo">343</span> throw new RuntimeException("Bug in test!", e);<a name="line.343"></a> +<span class="sourceLineNo">344</span> }<a name="line.344"></a> +<span class="sourceLineNo">345</span> }<a name="line.345"></a> +<span class="sourceLineNo">346</span><a name="line.346"></a> +<span class="sourceLineNo">347</span> @Test<a name="line.347"></a> +<span class="sourceLineNo">348</span> public void testToBytes(){<a name="line.348"></a> +<span class="sourceLineNo">349</span> ByteBuffer buffer = ByteBuffer.allocate(5);<a name="line.349"></a> +<span class="sourceLineNo">350</span> buffer.put(new byte[]{0,1,2,3,4});<a name="line.350"></a> +<span class="sourceLineNo">351</span> assertEquals(5, buffer.position());<a name="line.351"></a> +<span class="sourceLineNo">352</span> assertEquals(5, buffer.limit());<a name="line.352"></a> +<span class="sourceLineNo">353</span> byte[] copy = ByteBufferUtils.toBytes(buffer, 2);<a name="line.353"></a> +<span class="sourceLineNo">354</span> assertArrayEquals(new byte[]{2,3,4}, copy);<a name="line.354"></a> +<span class="sourceLineNo">355</span> assertEquals(5, buffer.position());<a name="line.355"></a> +<span class="sourceLineNo">356</span> assertEquals(5, buffer.limit());<a name="line.356"></a> +<span class="sourceLineNo">357</span> }<a name="line.357"></a> +<span class="sourceLineNo">358</span><a name="line.358"></a> +<span class="sourceLineNo">359</span> @Test<a name="line.359"></a> +<span class="sourceLineNo">360</span> public void testToPrimitiveTypes() {<a name="line.360"></a> +<span class="sourceLineNo">361</span> ByteBuffer buffer = ByteBuffer.allocate(15);<a name="line.361"></a> +<span class="sourceLineNo">362</span> long l = 988L;<a name="line.362"></a> +<span class="sourceLineNo">363</span> int i = 135;<a name="line.363"></a> +<span class="sourceLineNo">364</span> short s = 7;<a name="line.364"></a> +<span class="sourceLineNo">365</span> buffer.putLong(l);<a name="line.365"></a> +<span class="sourceLineNo">366</span> buffer.putShort(s);<a name="line.366"></a> +<span class="sourceLineNo">367</span> buffer.putInt(i);<a name="line.367"></a> +<span class="sourceLineNo">368</span> assertEquals(l, ByteBufferUtils.toLong(buffer, 0));<a name="line.368"></a> +<span class="sourceLineNo">369</span> assertEquals(s, ByteBufferUtils.toShort(buffer, 8));<a name="line.369"></a> +<span class="sourceLineNo">370</span> assertEquals(i, ByteBufferUtils.toInt(buffer, 10));<a name="line.370"></a> +<span class="sourceLineNo">371</span> }<a name="line.371"></a> +<span class="sourceLineNo">372</span><a name="line.372"></a> +<span class="sourceLineNo">373</span> @Test<a name="line.373"></a> +<span class="sourceLineNo">374</span> public void testCopyFromArrayToBuffer() {<a name="line.374"></a> +<span class="sourceLineNo">375</span> byte[] b = new byte[15];<a name="line.375"></a> +<span class="sourceLineNo">376</span> b[0] = -1;<a name="line.376"></a> +<span class="sourceLineNo">377</span> long l = 988L;<a name="line.377"></a> +<span class="sourceLineNo">378</span> int i = 135;<a name="line.378"></a> +<span class="sourceLineNo">379</span> short s = 7;<a name="line.379"></a> +<span class="sourceLineNo">380</span> Bytes.putLong(b, 1, l);<a name="line.380"></a> +<span class="sourceLineNo">381</span> Bytes.putShort(b, 9, s);<a name="line.381"></a> +<span class="sourceLineNo">382</span> Bytes.putInt(b, 11, i);<a name="line.382"></a> +<span class="sourceLineNo">383</span> ByteBuffer buffer = ByteBuffer.allocate(14);<a name="line.383"></a> +<span class="sourceLineNo">384</span> ByteBufferUtils.copyFromArrayToBuffer(buffer, b, 1, 14);<a name="line.384"></a> +<span class="sourceLineNo">385</span> buffer.rewind();<a name="line.385"></a> +<span class="sourceLineNo">386</span> assertEquals(l, buffer.getLong());<a name="line.386"></a> +<span class="sourceLineNo">387</span> assertEquals(s, buffer.getShort());<a name="line.387"></a> +<span class="sourceLineNo">388</span> assertEquals(i, buffer.getInt());<a name="line.388"></a> +<span class="sourceLineNo">389</span> }<a name="line.389"></a> +<span class="sourceLineNo">390</span><a name="line.390"></a> +<span class="sourceLineNo">391</span> @Test<a name="line.391"></a> +<span class="sourceLineNo">392</span> public void testCopyFromBufferToArray() {<a name="line.392"></a> +<span class="sourceLineNo">393</span> ByteBuffer buffer = ByteBuffer.allocate(15);<a name="line.393"></a> +<span class="sourceLineNo">394</span> buffer.put((byte) -1);<a name="line.394"></a> +<span class="sourceLineNo">395</span> long l = 988L;<a name="line.395"></a> +<span class="sourceLineNo">396</span> int i = 135;<a name="line.396"></a> +<span class="sourceLineNo">397</span> short s = 7;<a name="line.397"></a> +<span class="sourceLineNo">398</span> buffer.putShort(s);<a name="line.398"></a> +<span class="sourceLineNo">399</span> buffer.putInt(i);<a name="line.399"></a> +<span class="sourceLineNo">400</span> buffer.putLong(l);<a name="line.400"></a> +<span class="sourceLineNo">401</span> byte[] b = new byte[15];<a name="line.401"></a> +<span class="sourceLineNo">402</span> ByteBufferUtils.copyFromBufferToArray(b, buffer, 1, 1, 14);<a name="line.402"></a> +<span class="sourceLineNo">403</span> assertEquals(s, Bytes.toShort(b, 1));<a name="line.403"></a> +<span class="sourceLineNo">404</span> assertEquals(i, Bytes.toInt(b, 3));<a name="line.404"></a> +<span class="sourceLineNo">405</span> assertEquals(l, Bytes.toLong(b, 7));<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 testRelativeCopyFromBuffertoBuffer() {<a name="line.409"></a> +<span class="sourceLineNo">410</span> ByteBuffer bb1 = ByteBuffer.allocate(135);<a name="line.410"></a> +<span class="sourceLineNo">411</span> ByteBuffer bb2 = ByteBuffer.allocate(135);<a name="line.411"></a> +<span class="sourceLineNo">412</span> fillBB(bb1, (byte) 5);<a name="line.412"></a> +<span class="sourceLineNo">413</span> ByteBufferUtils.copyFromBufferToBuffer(bb1, bb2);<a name="line.413"></a> +<span class="sourceLineNo">414</span> assertTrue(bb1.position() == bb2.position());<a name="line.414"></a> +<span class="sourceLineNo">415</span> assertTrue(bb1.limit() == bb2.limit());<a name="line.415"></a> +<span class="sourceLineNo">416</span> bb1 = ByteBuffer.allocateDirect(135);<a name="line.416"></a> +<span class="sourceLineNo">417</span> bb2 = ByteBuffer.allocateDirect(135);<a name="line.417"></a> +<span class="sourceLineNo">418</span> fillBB(bb1, (byte) 5);<a name="line.418"></a> +<span class="sourceLineNo">419</span> ByteBufferUtils.copyFromBufferToBuffer(bb1, bb2);<a name="line.419"></a> +<span class="sourceLineNo">420</span> assertTrue(bb1.position() == bb2.position());<a name="line.420"></a> +<span class="sourceLineNo">421</span> assertTrue(bb1.limit() == bb2.limit());<a name="line.421"></a> +<span class="sourceLineNo">422</span> }<a name="line.422"></a> +<span class="sourceLineNo">423</span> @Test<a name="line.423"></a> +<span class="sourceLineNo">424</span> public void testCompareTo() {<a name="line.424"></a> +<span class="sourceLineNo">425</span> ByteBuffer bb1 = ByteBuffer.allocate(135);<a name="line.425"></a> +<span class="sourceLineNo">426</span> ByteBuffer bb2 = ByteBuffer.allocate(135);<a name="line.426"></a> +<span class="sourceLineNo">427</span> byte[] b = new byte[71];<a name="line.427"></a> +<span class="sourceLineNo">428</span> fillBB(bb1, (byte) 5);<a name="line.428"></a> +<span class="sourceLineNo">429</span> fillBB(bb2, (byte) 5);<a name="line.429"></a> +<span class="sourceLineNo">430</span> fillArray(b, (byte) 5);<a name="line.430"></a> +<span class="sourceLineNo">431</span> assertEquals(0, ByteBufferUtils.compareTo(bb1, 0, bb1.remaining(), bb2, 0, bb2.remaining()));<a name="line.431"></a> +<span class="sourceLineNo">432</span> assertTrue(ByteBufferUtils.compareTo(bb1, 0, bb1.remaining(), b, 0, b.length) > 0);<a name="line.432"></a> +<span class="sourceLineNo">433</span> bb2.put(134, (byte) 6);<a name="line.433"></a> +<span class="sourceLineNo">434</span> assertTrue(ByteBufferUtils.compareTo(bb1, 0, bb1.remaining(), bb2, 0, bb2.remaining()) < 0);<a name="line.434"></a> +<span class="sourceLineNo">435</span> bb2.put(6, (byte) 4);<a name="line.435"></a> +<span class="sourceLineNo">436</span> assertTrue(ByteBufferUtils.compareTo(bb1, 0, bb1.remaining(), bb2, 0, bb2.remaining()) > 0);<a name="line.436"></a> +<span class="sourceLineNo">437</span> // Assert reverse comparing BB and bytearray works.<a name="line.437"></a> +<span class="sourceLineNo">438</span> ByteBuffer bb3 = ByteBuffer.allocate(135);<a name="line.438"></a> +<span class="sourceLineNo">439</span> fillBB(bb3, (byte)0);<a name="line.439"></a> +<span class="sourceLineNo">440</span> byte[] b3 = new byte[135];<a name="line.440"></a> +<span class="sourceLineNo">441</span> fillArray(b3, (byte)1);<a name="line.441"></a> +<span class="sourceLineNo">442</span> int result = ByteBufferUtils.compareTo(b3, 0, b3.length, bb3, 0, bb3.remaining());<a name="line.442"></a> +<span class="sourceLineNo">443</span> assertTrue(result > 0);<a name="line.443"></a> +<span class="sourceLineNo">444</span> result = ByteBufferUtils.compareTo(bb3, 0, bb3.remaining(), b3, 0, b3.length);<a name="line.444"></a> +<span class="sourceLineNo">445</span> assertTrue(result < 0);<a name="line.445"></a> +<span class="sourceLineNo">446</span><a name="line.446"></a> +<span class="sourceLineNo">447</span> byte[] b4 = Bytes.toBytes("123");<a name="line.447"></a> +<span class="sourceLineNo">448</span> ByteBuffer bb4 = ByteBuffer.allocate(10 + b4.length);<a name="line.448"></a> +<span class="sourceLineNo">449</span> for (int i = 10; i < (bb4.capacity()); ++i) {<a name="line.449"></a> +<span class="sourceLineNo">450</span> bb4.put(i, b4[i - 10]);<a name="line.450"></a> +<span class="sourceLineNo">451</span> }<a name="line.451"></a> +<span class="sourceLineNo">452</span> result = ByteBufferUtils.compareTo(b4, 0, b4.length, bb4, 10, b4.length);<a name="line.452"></a> +<span class="sourceLineNo">453</span> assertEquals(0, result);<a name="line.453"></a> +<span class="sourceLineNo">454</span> }<a name="line.454"></a> +<span class="sourceLineNo">455</span><a name="line.455"></a> +<span class="sourceLineNo">456</span> @Test<a name="line.456"></a> +<span class="sourceLineNo">457</span> public void testEquals() {<a name="line.457"></a> +<span class="sourceLineNo">458</span> byte[] a = Bytes.toBytes("http://A";);<a name="line.458"></a> +<span class="sourceLineNo">459</span> ByteBuffer bb = ByteBuffer.wrap(a);<a name="line.459"></a> +<span class="sourceLineNo">460</span><a name="line.460"></a> +<span class="sourceLineNo">461</span> assertTrue(ByteBufferUtils.equals(HConstants.EMPTY_BYTE_BUFFER, 0, 0,<a name="line.461"></a> +<span class="sourceLineNo">462</span> HConstants.EMPTY_BYTE_BUFFER, 0, 0));<a name="line.462"></a> +<span class="sourceLineNo">463</span><a name="line.463"></a> +<span class="sourceLineNo">464</span> assertFalse(ByteBufferUtils.equals(HConstants.EMPTY_BYTE_BUFFER, 0, 0, bb,<a name="line.464"></a> +<span class="sourceLineNo">465</span> 0, a.length));<a name="line.465"></a> +<span class="sourceLineNo">466</span><a name="line.466"></a> +<span class="sourceLineNo">467</span> assertFalse(ByteBufferUtils.equals(bb, 0, 0, HConstants.EMPTY_BYTE_BUFFER,<a name="line.467"></a> +<span class="sourceLineNo">468</span> 0, a.length));<a name="line.468"></a> +<span class="sourceLineNo">469</span><a name="line.469"></a> +<span class="sourceLineNo">470</span> assertTrue(ByteBufferUtils.equals(bb, 0, a.length, bb, 0, a.length));<a name="line.470"></a> +<span class="sourceLineNo">471</span><a name="line.471"></a> +<span class="sourceLineNo">472</span> assertTrue(ByteBufferUtils.equals(HConstants.EMPTY_BYTE_BUFFER, 0, 0,<a name="line.472"></a> +<span class="sourceLineNo">473</span> HConstants.EMPTY_BYTE_ARRAY, 0, 0));<a name="line.473"></a> +<span class="sourceLineNo">474</span><a name="line.474"></a> +<span class="sourceLineNo">475</span> assertFalse(ByteBufferUtils.equals(HConstants.EMPTY_BYTE_BUFFER, 0, 0, a,<a name="line.475"></a> +<span class="sourceLineNo">476</span> 0, a.length));<a name="line.476"></a> +<span class="sourceLineNo">477</span><a name="line.477"></a> +<span class="sourceLineNo">478</span> assertFalse(ByteBufferUtils.equals(bb, 0, a.length,<a name="line.478"></a> +<span class="sourceLineNo">479</span> HConstants.EMPTY_BYTE_ARRAY, 0, 0));<a name="line.479"></a> +<span class="sourceLineNo">480</span><a name="line.480"></a> +<span class="sourceLineNo">481</span> assertTrue(ByteBufferUtils.equals(bb, 0, a.length, a, 0, a.length));<a name="line.481"></a> +<span class="sourceLineNo">482</span> }<a name="line.482"></a> +<span class="sourceLineNo">483</span><a name="line.483"></a> +<span class="sourceLineNo">484</span> private static void fillBB(ByteBuffer bb, byte b) {<a name="line.484"></a> +<span class="sourceLineNo">485</span> for (int i = bb.position(); i < bb.limit(); i++) {<a name="line.485"></a> +<span class="sourceLineNo">486</span> bb.put(i, b);<a name="line.486"></a> +<span class="sourceLineNo">487</span> }<a name="line.487"></a> +<span class="sourceLineNo">488</span> }<a name="line.488"></a> +<span class="sourceLineNo">489</span><a name="line.489"></a> +<span class="sourceLineNo">490</span> private static void fillArray(byte[] bb, byte b) {<a name="line.490"></a> +<span class="sourceLineNo">491</span> for (int i = 0; i < bb.length; i++) {<a name="line.491"></a> +<span class="sourceLineNo">492</span> bb[i] = b;<a name="line.492"></a> +<span class="sourceLineNo">493</span> }<a name="line.493"></a> +<span class="sourceLineNo">494</span> }<a name="line.494"></a> +<span class="sourceLineNo">495</span>}<a name="line.495"></a>
