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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;<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.assertEquals;<a name="line.20"></a>
<span class="sourceLineNo">021</span>import static org.junit.Assert.assertTrue;<a name="line.21"></a>
<span class="sourceLineNo">022</span><a name="line.22"></a>
<span class="sourceLineNo">023</span>import java.nio.ByteBuffer;<a name="line.23"></a>
<span class="sourceLineNo">024</span>import java.util.Collections;<a name="line.24"></a>
<span class="sourceLineNo">025</span>import java.util.Set;<a name="line.25"></a>
<span class="sourceLineNo">026</span>import java.util.TreeSet;<a name="line.26"></a>
<span class="sourceLineNo">027</span>import org.apache.hadoop.hbase.testclassification.MiscTests;<a name="line.27"></a>
<span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.testclassification.SmallTests;<a name="line.28"></a>
<span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.29"></a>
<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;<a name="line.30"></a>
<span class="sourceLineNo">031</span>import org.junit.ClassRule;<a name="line.31"></a>
<span class="sourceLineNo">032</span>import org.junit.Test;<a name="line.32"></a>
<span class="sourceLineNo">033</span>import org.junit.experimental.categories.Category;<a name="line.33"></a>
<span class="sourceLineNo">034</span><a name="line.34"></a>
<span class="sourceLineNo">035</span>@Category({ MiscTests.class, SmallTests.class })<a name="line.35"></a>
<span class="sourceLineNo">036</span>public class TestCellComparator {<a name="line.36"></a>
<span class="sourceLineNo">037</span><a name="line.37"></a>
<span class="sourceLineNo">038</span> @ClassRule<a name="line.38"></a>
<span class="sourceLineNo">039</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.39"></a>
<span class="sourceLineNo">040</span> HBaseClassTestRule.forClass(TestCellComparator.class);<a name="line.40"></a>
<span class="sourceLineNo">041</span><a name="line.41"></a>
<span class="sourceLineNo">042</span> private CellComparator comparator = CellComparator.getInstance();<a name="line.42"></a>
<span class="sourceLineNo">043</span> private CellComparator innerStoreComparator = InnerStoreCellComparator.INNER_STORE_COMPARATOR;<a name="line.43"></a>
<span class="sourceLineNo">044</span><a name="line.44"></a>
<span class="sourceLineNo">045</span> byte[] row1 = Bytes.toBytes("row1");<a name="line.45"></a>
<span class="sourceLineNo">046</span> byte[] row2 = Bytes.toBytes("row2");<a name="line.46"></a>
<span class="sourceLineNo">047</span> byte[] row_1_0 = Bytes.toBytes("row10");<a name="line.47"></a>
<span class="sourceLineNo">048</span><a name="line.48"></a>
<span class="sourceLineNo">049</span> byte[] fam0 = HConstants.EMPTY_BYTE_ARRAY;<a name="line.49"></a>
<span class="sourceLineNo">050</span> byte[] fam1 = Bytes.toBytes("fam1");<a name="line.50"></a>
<span class="sourceLineNo">051</span> byte[] fam2 = Bytes.toBytes("fam2");<a name="line.51"></a>
<span class="sourceLineNo">052</span> byte[] fam_1_2 = Bytes.toBytes("fam12");<a name="line.52"></a>
<span class="sourceLineNo">053</span><a name="line.53"></a>
<span class="sourceLineNo">054</span> byte[] qual1 = Bytes.toBytes("qual1");<a name="line.54"></a>
<span class="sourceLineNo">055</span> byte[] qual2 = Bytes.toBytes("qual2");<a name="line.55"></a>
<span class="sourceLineNo">056</span><a name="line.56"></a>
<span class="sourceLineNo">057</span> byte[] val = Bytes.toBytes("val");<a name="line.57"></a>
<span class="sourceLineNo">058</span><a name="line.58"></a>
<span class="sourceLineNo">059</span> @Test<a name="line.59"></a>
<span class="sourceLineNo">060</span> public void testCompareCells() {<a name="line.60"></a>
<span class="sourceLineNo">061</span> KeyValue kv1 = new KeyValue(row1, fam1, qual1, val);<a name="line.61"></a>
<span class="sourceLineNo">062</span> KeyValue kv2 = new KeyValue(row2, fam1, qual1, val);<a name="line.62"></a>
<span class="sourceLineNo">063</span> assertTrue(comparator.compare(kv1, kv2) &lt; 0);<a name="line.63"></a>
<span class="sourceLineNo">064</span><a name="line.64"></a>
<span class="sourceLineNo">065</span> kv1 = new KeyValue(row1, fam2, qual1, val);<a name="line.65"></a>
<span class="sourceLineNo">066</span> kv2 = new KeyValue(row1, fam1, qual1, val);<a name="line.66"></a>
<span class="sourceLineNo">067</span> assertTrue(comparator.compareFamilies(kv1, kv2) &gt; 0);<a name="line.67"></a>
<span class="sourceLineNo">068</span><a name="line.68"></a>
<span class="sourceLineNo">069</span> kv1 = new KeyValue(row1, fam1, qual1, 1L, val);<a name="line.69"></a>
<span class="sourceLineNo">070</span> kv2 = new KeyValue(row1, fam1, qual1, 2L, val);<a name="line.70"></a>
<span class="sourceLineNo">071</span> assertTrue(comparator.compare(kv1, kv2) &gt; 0);<a name="line.71"></a>
<span class="sourceLineNo">072</span><a name="line.72"></a>
<span class="sourceLineNo">073</span> kv1 = new KeyValue(row1, fam1, qual1, 1L, KeyValue.Type.Put);<a name="line.73"></a>
<span class="sourceLineNo">074</span> kv2 = new KeyValue(row1, fam1, qual1, 1L, KeyValue.Type.Maximum);<a name="line.74"></a>
<span class="sourceLineNo">075</span> assertTrue(comparator.compare(kv1, kv2) &gt; 0);<a name="line.75"></a>
<span class="sourceLineNo">076</span><a name="line.76"></a>
<span class="sourceLineNo">077</span> kv1 = new KeyValue(row1, fam1, qual1, 1L, KeyValue.Type.Put);<a name="line.77"></a>
<span class="sourceLineNo">078</span> kv2 = new KeyValue(row1, fam1, qual1, 1L, KeyValue.Type.Put);<a name="line.78"></a>
<span class="sourceLineNo">079</span> assertTrue(CellUtil.equals(kv1, kv2));<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> @Test<a name="line.82"></a>
<span class="sourceLineNo">083</span> public void testCompareCellsWithEmptyFamily() {<a name="line.83"></a>
<span class="sourceLineNo">084</span> KeyValue kv1 = new KeyValue(row1, fam0, qual1, val);<a name="line.84"></a>
<span class="sourceLineNo">085</span> KeyValue kv2 = new KeyValue(row1, fam1, qual1, val);<a name="line.85"></a>
<span class="sourceLineNo">086</span> assertTrue(comparator.compare(kv1, kv2) &lt; 0);<a name="line.86"></a>
<span class="sourceLineNo">087</span> assertTrue(innerStoreComparator.compare(kv1, kv2) &lt; 0);<a name="line.87"></a>
<span class="sourceLineNo">088</span><a name="line.88"></a>
<span class="sourceLineNo">089</span> kv1 = new KeyValue(row1, fam0, qual2, val);<a name="line.89"></a>
<span class="sourceLineNo">090</span> kv2 = new KeyValue(row1, fam0, qual1, val);<a name="line.90"></a>
<span class="sourceLineNo">091</span> assertTrue(comparator.compare(kv1, kv2) &gt; 0);<a name="line.91"></a>
<span class="sourceLineNo">092</span> assertTrue(innerStoreComparator.compare(kv1, kv2) &gt; 0);<a name="line.92"></a>
<span class="sourceLineNo">093</span><a name="line.93"></a>
<span class="sourceLineNo">094</span> kv1 = new KeyValue(row1, fam0, qual2, val);<a name="line.94"></a>
<span class="sourceLineNo">095</span> kv2 = new KeyValue(row1, fam0, qual1, val);<a name="line.95"></a>
<span class="sourceLineNo">096</span> assertTrue(comparator.compareFamilies(kv1, kv2) == 0);<a name="line.96"></a>
<span class="sourceLineNo">097</span> assertTrue(innerStoreComparator.compareFamilies(kv1, kv2) == 0);<a name="line.97"></a>
<span class="sourceLineNo">098</span><a name="line.98"></a>
<span class="sourceLineNo">099</span> kv1 = new KeyValue(row1, fam1, qual2, val);<a name="line.99"></a>
<span class="sourceLineNo">100</span> kv2 = new KeyValue(row1, fam1, qual1, val);<a name="line.100"></a>
<span class="sourceLineNo">101</span> assertTrue(comparator.compareFamilies(kv1, kv2) == 0);<a name="line.101"></a>
<span class="sourceLineNo">102</span> assertTrue(innerStoreComparator.compareFamilies(kv1, kv2) == 0);<a name="line.102"></a>
<span class="sourceLineNo">103</span> }<a name="line.103"></a>
<span class="sourceLineNo">104</span><a name="line.104"></a>
<span class="sourceLineNo">105</span> @Test<a name="line.105"></a>
<span class="sourceLineNo">106</span> public void testCompareCellWithKey() throws Exception {<a name="line.106"></a>
<span class="sourceLineNo">107</span> KeyValue kv1 = new KeyValue(row1, fam1, qual1, val);<a name="line.107"></a>
<span class="sourceLineNo">108</span> KeyValue kv2 = new KeyValue(row2, fam1, qual1, val);<a name="line.108"></a>
<span class="sourceLineNo">109</span> assertTrue(PrivateCellUtil.compare(comparator, kv1, kv2.getKey(), 0, kv2.getKey().length) &lt; 0);<a name="line.109"></a>
<span class="sourceLineNo">110</span><a name="line.110"></a>
<span class="sourceLineNo">111</span> kv1 = new KeyValue(row1, fam2, qual1, val);<a name="line.111"></a>
<span class="sourceLineNo">112</span> kv2 = new KeyValue(row1, fam1, qual1, val);<a name="line.112"></a>
<span class="sourceLineNo">113</span> assertTrue(PrivateCellUtil.compare(comparator, kv1, kv2.getKey(), 0, kv2.getKey().length) &gt; 0);<a name="line.113"></a>
<span class="sourceLineNo">114</span><a name="line.114"></a>
<span class="sourceLineNo">115</span> kv1 = new KeyValue(row1, fam1, qual1, 1L, val);<a name="line.115"></a>
<span class="sourceLineNo">116</span> kv2 = new KeyValue(row1, fam1, qual1, 2L, val);<a name="line.116"></a>
<span class="sourceLineNo">117</span> assertTrue(PrivateCellUtil.compare(comparator, kv1, kv2.getKey(), 0, kv2.getKey().length) &gt; 0);<a name="line.117"></a>
<span class="sourceLineNo">118</span><a name="line.118"></a>
<span class="sourceLineNo">119</span> kv1 = new KeyValue(row1, fam1, qual1, 1L, KeyValue.Type.Put);<a name="line.119"></a>
<span class="sourceLineNo">120</span> kv2 = new KeyValue(row1, fam1, qual1, 1L, KeyValue.Type.Maximum);<a name="line.120"></a>
<span class="sourceLineNo">121</span> assertTrue(PrivateCellUtil.compare(comparator, kv1, kv2.getKey(), 0, kv2.getKey().length) &gt; 0);<a name="line.121"></a>
<span class="sourceLineNo">122</span><a name="line.122"></a>
<span class="sourceLineNo">123</span> kv1 = new KeyValue(row1, fam1, qual1, 1L, KeyValue.Type.Put);<a name="line.123"></a>
<span class="sourceLineNo">124</span> kv2 = new KeyValue(row1, fam1, qual1, 1L, KeyValue.Type.Put);<a name="line.124"></a>
<span class="sourceLineNo">125</span> assertTrue(PrivateCellUtil.compare(comparator, kv1, kv2.getKey(), 0, kv2.getKey().length) == 0);<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> @Test<a name="line.128"></a>
<span class="sourceLineNo">129</span> public void testCompareByteBufferedCell() {<a name="line.129"></a>
<span class="sourceLineNo">130</span> byte[] r1 = Bytes.toBytes("row1");<a name="line.130"></a>
<span class="sourceLineNo">131</span> byte[] r2 = Bytes.toBytes("row2");<a name="line.131"></a>
<span class="sourceLineNo">132</span> byte[] f1 = Bytes.toBytes("cf1");<a name="line.132"></a>
<span class="sourceLineNo">133</span> byte[] q1 = Bytes.toBytes("qual1");<a name="line.133"></a>
<span class="sourceLineNo">134</span> byte[] q2 = Bytes.toBytes("qual2");<a name="line.134"></a>
<span class="sourceLineNo">135</span> byte[] v = Bytes.toBytes("val1");<a name="line.135"></a>
<span class="sourceLineNo">136</span> KeyValue kv = new KeyValue(r1, f1, q1, v);<a name="line.136"></a>
<span class="sourceLineNo">137</span> ByteBuffer buffer = ByteBuffer.wrap(kv.getBuffer());<a name="line.137"></a>
<span class="sourceLineNo">138</span> Cell bbCell1 = new ByteBufferKeyValue(buffer, 0, buffer.remaining());<a name="line.138"></a>
<span class="sourceLineNo">139</span> kv = new KeyValue(r2, f1, q1, v);<a name="line.139"></a>
<span class="sourceLineNo">140</span> buffer = ByteBuffer.wrap(kv.getBuffer());<a name="line.140"></a>
<span class="sourceLineNo">141</span> Cell bbCell2 = new ByteBufferKeyValue(buffer, 0, buffer.remaining());<a name="line.141"></a>
<span class="sourceLineNo">142</span> // compareColumns not on CellComparator so use Impl directly<a name="line.142"></a>
<span class="sourceLineNo">143</span> assertEquals(0, CellComparatorImpl.COMPARATOR.compareColumns(bbCell1, bbCell2));<a name="line.143"></a>
<span class="sourceLineNo">144</span> assertEquals(0, CellComparatorImpl.COMPARATOR.compareColumns(bbCell1, kv));<a name="line.144"></a>
<span class="sourceLineNo">145</span> kv = new KeyValue(r2, f1, q2, v);<a name="line.145"></a>
<span class="sourceLineNo">146</span> buffer = ByteBuffer.wrap(kv.getBuffer());<a name="line.146"></a>
<span class="sourceLineNo">147</span> Cell bbCell3 = new ByteBufferKeyValue(buffer, 0, buffer.remaining());<a name="line.147"></a>
<span class="sourceLineNo">148</span> assertEquals(0, comparator.compareFamilies(bbCell2, bbCell3));<a name="line.148"></a>
<span class="sourceLineNo">149</span> assertTrue(comparator.compareQualifiers(bbCell2, bbCell3) &lt; 0);<a name="line.149"></a>
<span class="sourceLineNo">150</span> assertTrue(CellComparatorImpl.COMPARATOR.compareColumns(bbCell2, bbCell3) &lt; 0);<a name="line.150"></a>
<span class="sourceLineNo">151</span><a name="line.151"></a>
<span class="sourceLineNo">152</span> assertEquals(0, comparator.compareRows(bbCell2, bbCell3));<a name="line.152"></a>
<span class="sourceLineNo">153</span> assertTrue(comparator.compareRows(bbCell1, bbCell2) &lt; 0);<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> * Test meta comparisons using our new ByteBufferKeyValue Cell type, the type we use everywhere in<a name="line.157"></a>
<span class="sourceLineNo">158</span> * 2.0.<a name="line.158"></a>
<span class="sourceLineNo">159</span> */<a name="line.159"></a>
<span class="sourceLineNo">160</span> @Test<a name="line.160"></a>
<span class="sourceLineNo">161</span> public void testMetaComparisons() throws Exception {<a name="line.161"></a>
<span class="sourceLineNo">162</span> long now = EnvironmentEdgeManager.currentTime();<a name="line.162"></a>
<span class="sourceLineNo">163</span><a name="line.163"></a>
<span class="sourceLineNo">164</span> // Meta compares<a name="line.164"></a>
<span class="sourceLineNo">165</span> Cell aaa = createByteBufferKeyValueFromKeyValue(<a name="line.165"></a>
<span class="sourceLineNo">166</span> new KeyValue(Bytes.toBytes("TestScanMultipleVersions,row_0500,1236020145502"), now));<a name="line.166"></a>
<span class="sourceLineNo">167</span> Cell bbb = createByteBufferKeyValueFromKeyValue(<a name="line.167"></a>
<span class="sourceLineNo">168</span> new KeyValue(Bytes.toBytes("TestScanMultipleVersions,,99999999999999"), now));<a name="line.168"></a>
<span class="sourceLineNo">169</span> CellComparator c = MetaCellComparator.META_COMPARATOR;<a name="line.169"></a>
<span class="sourceLineNo">170</span> assertTrue(c.compare(bbb, aaa) &lt; 0);<a name="line.170"></a>
<span class="sourceLineNo">171</span><a name="line.171"></a>
<span class="sourceLineNo">172</span> Cell ccc = createByteBufferKeyValueFromKeyValue(<a name="line.172"></a>
<span class="sourceLineNo">173</span> new KeyValue(Bytes.toBytes("TestScanMultipleVersions,,1236023996656"), Bytes.toBytes("info"),<a name="line.173"></a>
<span class="sourceLineNo">174</span> Bytes.toBytes("regioninfo"), 1236024396271L, (byte[]) null));<a name="line.174"></a>
<span class="sourceLineNo">175</span> assertTrue(c.compare(ccc, bbb) &lt; 0);<a name="line.175"></a>
<span class="sourceLineNo">176</span><a name="line.176"></a>
<span class="sourceLineNo">177</span> Cell x = createByteBufferKeyValueFromKeyValue(<a name="line.177"></a>
<span class="sourceLineNo">178</span> new KeyValue(Bytes.toBytes("TestScanMultipleVersions,row_0500,1236034574162"),<a name="line.178"></a>
<span class="sourceLineNo">179</span> Bytes.toBytes("info"), Bytes.toBytes(""), 9223372036854775807L, (byte[]) null));<a name="line.179"></a>
<span class="sourceLineNo">180</span> Cell y = createByteBufferKeyValueFromKeyValue(<a name="line.180"></a>
<span class="sourceLineNo">181</span> new KeyValue(Bytes.toBytes("TestScanMultipleVersions,row_0500,1236034574162"),<a name="line.181"></a>
<span class="sourceLineNo">182</span> Bytes.toBytes("info"), Bytes.toBytes("regioninfo"), 1236034574912L, (byte[]) null));<a name="line.182"></a>
<span class="sourceLineNo">183</span> assertTrue(c.compare(x, y) &lt; 0);<a name="line.183"></a>
<span class="sourceLineNo">184</span> }<a name="line.184"></a>
<span class="sourceLineNo">185</span><a name="line.185"></a>
<span class="sourceLineNo">186</span> private static Cell createByteBufferKeyValueFromKeyValue(KeyValue kv) {<a name="line.186"></a>
<span class="sourceLineNo">187</span> ByteBuffer bb = ByteBuffer.wrap(kv.getBuffer());<a name="line.187"></a>
<span class="sourceLineNo">188</span> return new ByteBufferKeyValue(bb, 0, bb.remaining());<a name="line.188"></a>
<span class="sourceLineNo">189</span> }<a name="line.189"></a>
<span class="sourceLineNo">190</span><a name="line.190"></a>
<span class="sourceLineNo">191</span> /**<a name="line.191"></a>
<span class="sourceLineNo">192</span> * More tests using ByteBufferKeyValue copied over from TestKeyValue which uses old KVs only.<a name="line.192"></a>
<span class="sourceLineNo">193</span> */<a name="line.193"></a>
<span class="sourceLineNo">194</span> @Test<a name="line.194"></a>
<span class="sourceLineNo">195</span> public void testMetaComparisons2() {<a name="line.195"></a>
<span class="sourceLineNo">196</span> long now = EnvironmentEdgeManager.currentTime();<a name="line.196"></a>
<span class="sourceLineNo">197</span> CellComparator c = MetaCellComparator.META_COMPARATOR;<a name="line.197"></a>
<span class="sourceLineNo">198</span> assertTrue(c.compare(<a name="line.198"></a>
<span class="sourceLineNo">199</span> createByteBufferKeyValueFromKeyValue(<a name="line.199"></a>
<span class="sourceLineNo">200</span> new KeyValue(Bytes.toBytes(TableName.META_TABLE_NAME.getNameAsString() + ",a,,0,1"), now)),<a name="line.200"></a>
<span class="sourceLineNo">201</span> createByteBufferKeyValueFromKeyValue(<a name="line.201"></a>
<span class="sourceLineNo">202</span> new KeyValue(Bytes.toBytes(TableName.META_TABLE_NAME.getNameAsString() + ",a,,0,1"), now)))<a name="line.202"></a>
<span class="sourceLineNo">203</span> == 0);<a name="line.203"></a>
<span class="sourceLineNo">204</span> Cell a = createByteBufferKeyValueFromKeyValue(<a name="line.204"></a>
<span class="sourceLineNo">205</span> new KeyValue(Bytes.toBytes(TableName.META_TABLE_NAME.getNameAsString() + ",a,,0,1"), now));<a name="line.205"></a>
<span class="sourceLineNo">206</span> Cell b = createByteBufferKeyValueFromKeyValue(<a name="line.206"></a>
<span class="sourceLineNo">207</span> new KeyValue(Bytes.toBytes(TableName.META_TABLE_NAME.getNameAsString() + ",a,,0,2"), now));<a name="line.207"></a>
<span class="sourceLineNo">208</span> assertTrue(c.compare(a, b) &lt; 0);<a name="line.208"></a>
<span class="sourceLineNo">209</span> assertTrue(c.compare(<a name="line.209"></a>
<span class="sourceLineNo">210</span> createByteBufferKeyValueFromKeyValue(<a name="line.210"></a>
<span class="sourceLineNo">211</span> new KeyValue(Bytes.toBytes(TableName.META_TABLE_NAME.getNameAsString() + ",a,,0,2"), now)),<a name="line.211"></a>
<span class="sourceLineNo">212</span> createByteBufferKeyValueFromKeyValue(<a name="line.212"></a>
<span class="sourceLineNo">213</span> new KeyValue(Bytes.toBytes(TableName.META_TABLE_NAME.getNameAsString() + ",a,,0,1"), now)))<a name="line.213"></a>
<span class="sourceLineNo">214</span> &gt; 0);<a name="line.214"></a>
<span class="sourceLineNo">215</span> assertTrue(c.compare(<a name="line.215"></a>
<span class="sourceLineNo">216</span> createByteBufferKeyValueFromKeyValue(<a name="line.216"></a>
<span class="sourceLineNo">217</span> new KeyValue(Bytes.toBytes(TableName.META_TABLE_NAME.getNameAsString() + ",,1"), now)),<a name="line.217"></a>
<span class="sourceLineNo">218</span> createByteBufferKeyValueFromKeyValue(<a name="line.218"></a>
<span class="sourceLineNo">219</span> new KeyValue(Bytes.toBytes(TableName.META_TABLE_NAME.getNameAsString() + ",,1"), now)))<a name="line.219"></a>
<span class="sourceLineNo">220</span> == 0);<a name="line.220"></a>
<span class="sourceLineNo">221</span> assertTrue(c.compare(<a name="line.221"></a>
<span class="sourceLineNo">222</span> createByteBufferKeyValueFromKeyValue(<a name="line.222"></a>
<span class="sourceLineNo">223</span> new KeyValue(Bytes.toBytes(TableName.META_TABLE_NAME.getNameAsString() + ",,1"), now)),<a name="line.223"></a>
<span class="sourceLineNo">224</span> createByteBufferKeyValueFromKeyValue(<a name="line.224"></a>
<span class="sourceLineNo">225</span> new KeyValue(Bytes.toBytes(TableName.META_TABLE_NAME.getNameAsString() + ",,2"), now)))<a name="line.225"></a>
<span class="sourceLineNo">226</span> &lt; 0);<a name="line.226"></a>
<span class="sourceLineNo">227</span> assertTrue(c.compare(<a name="line.227"></a>
<span class="sourceLineNo">228</span> createByteBufferKeyValueFromKeyValue(<a name="line.228"></a>
<span class="sourceLineNo">229</span> new KeyValue(Bytes.toBytes(TableName.META_TABLE_NAME.getNameAsString() + ",,2"), now)),<a name="line.229"></a>
<span class="sourceLineNo">230</span> createByteBufferKeyValueFromKeyValue(<a name="line.230"></a>
<span class="sourceLineNo">231</span> new KeyValue(Bytes.toBytes(TableName.META_TABLE_NAME.getNameAsString() + ",,1"), now)))<a name="line.231"></a>
<span class="sourceLineNo">232</span> &gt; 0);<a name="line.232"></a>
<span class="sourceLineNo">233</span> }<a name="line.233"></a>
<span class="sourceLineNo">234</span><a name="line.234"></a>
<span class="sourceLineNo">235</span> @Test<a name="line.235"></a>
<span class="sourceLineNo">236</span> public void testBinaryKeys() throws Exception {<a name="line.236"></a>
<span class="sourceLineNo">237</span> Set&lt;Cell&gt; set = new TreeSet&lt;&gt;(CellComparatorImpl.COMPARATOR);<a name="line.237"></a>
<span class="sourceLineNo">238</span> final byte[] fam = Bytes.toBytes("col");<a name="line.238"></a>
<span class="sourceLineNo">239</span> final byte[] qf = Bytes.toBytes("umn");<a name="line.239"></a>
<span class="sourceLineNo">240</span> final byte[] nb = new byte[0];<a name="line.240"></a>
<span class="sourceLineNo">241</span> Cell[] keys = {<a name="line.241"></a>
<span class="sourceLineNo">242</span> createByteBufferKeyValueFromKeyValue(<a name="line.242"></a>
<span class="sourceLineNo">243</span> new KeyValue(Bytes.toBytes("aaaaa,\u0000\u0000,2"), fam, qf, 2, nb)),<a name="line.243"></a>
<span class="sourceLineNo">244</span> createByteBufferKeyValueFromKeyValue(<a name="line.244"></a>
<span class="sourceLineNo">245</span> new KeyValue(Bytes.toBytes("aaaaa,\u0001,3"), fam, qf, 3, nb)),<a name="line.245"></a>
<span class="sourceLineNo">246</span> createByteBufferKeyValueFromKeyValue(new KeyValue(Bytes.toBytes("aaaaa,,1"), fam, qf, 1, nb)),<a name="line.246"></a>
<span class="sourceLineNo">247</span> createByteBufferKeyValueFromKeyValue(<a name="line.247"></a>
<span class="sourceLineNo">248</span> new KeyValue(Bytes.toBytes("aaaaa,\u1000,5"), fam, qf, 5, nb)),<a name="line.248"></a>
<span class="sourceLineNo">249</span> createByteBufferKeyValueFromKeyValue(<a name="line.249"></a>
<span class="sourceLineNo">250</span> new KeyValue(Bytes.toBytes("aaaaa,a,4"), fam, qf, 4, nb)),<a name="line.250"></a>
<span class="sourceLineNo">251</span> createByteBufferKeyValueFromKeyValue(new KeyValue(Bytes.toBytes("a,a,0"), fam, qf, 0, nb)), };<a name="line.251"></a>
<span class="sourceLineNo">252</span> // Add to set with bad comparator<a name="line.252"></a>
<span class="sourceLineNo">253</span> Collections.addAll(set, keys);<a name="line.253"></a>
<span class="sourceLineNo">254</span> // This will output the keys incorrectly.<a name="line.254"></a>
<span class="sourceLineNo">255</span> boolean assertion = false;<a name="line.255"></a>
<span class="sourceLineNo">256</span> int count = 0;<a name="line.256"></a>
<span class="sourceLineNo">257</span> for (Cell k : set) {<a name="line.257"></a>
<span class="sourceLineNo">258</span> if (!(count++ == k.getTimestamp())) {<a name="line.258"></a>
<span class="sourceLineNo">259</span> assertion = true;<a name="line.259"></a>
<span class="sourceLineNo">260</span> }<a name="line.260"></a>
<span class="sourceLineNo">261</span> }<a name="line.261"></a>
<span class="sourceLineNo">262</span> assertTrue(assertion);<a name="line.262"></a>
<span class="sourceLineNo">263</span> // Make set with good comparator<a name="line.263"></a>
<span class="sourceLineNo">264</span> set = new TreeSet&lt;&gt;(MetaCellComparator.META_COMPARATOR);<a name="line.264"></a>
<span class="sourceLineNo">265</span> Collections.addAll(set, keys);<a name="line.265"></a>
<span class="sourceLineNo">266</span> count = 0;<a name="line.266"></a>
<span class="sourceLineNo">267</span> for (Cell k : set) {<a name="line.267"></a>
<span class="sourceLineNo">268</span> assertTrue("count=" + count + ", " + k.toString(), count++ == k.getTimestamp());<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>}<a name="line.271"></a>
</pre>
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