You are viewing a plain text version of this content. The canonical link for it is here.
Posted to commits@hbase.apache.org by gi...@apache.org on 2018/05/24 14:48:51 UTC
[31/51] [partial] hbase-site git commit: Published site at
f3d1c021de2264301f68eadb9ef126ff83d7ef53.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/883dde2f/devapidocs/src-html/org/apache/hadoop/hbase/CellComparatorImpl.MetaCellComparator.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/CellComparatorImpl.MetaCellComparator.html b/devapidocs/src-html/org/apache/hadoop/hbase/CellComparatorImpl.MetaCellComparator.html
index 05d2c3c..6e02e32 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/CellComparatorImpl.MetaCellComparator.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/CellComparatorImpl.MetaCellComparator.html
@@ -26,441 +26,376 @@
<span class="sourceLineNo">018</span><a name="line.18"></a>
<span class="sourceLineNo">019</span>package org.apache.hadoop.hbase;<a name="line.19"></a>
<span class="sourceLineNo">020</span><a name="line.20"></a>
-<span class="sourceLineNo">021</span>import org.apache.hadoop.hbase.KeyValue.Type;<a name="line.21"></a>
-<span class="sourceLineNo">022</span>import org.apache.hadoop.hbase.util.ByteBufferUtils;<a name="line.22"></a>
-<span class="sourceLineNo">023</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.23"></a>
-<span class="sourceLineNo">024</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.24"></a>
-<span class="sourceLineNo">025</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.25"></a>
-<span class="sourceLineNo">026</span>import org.slf4j.Logger;<a name="line.26"></a>
-<span class="sourceLineNo">027</span>import org.slf4j.LoggerFactory;<a name="line.27"></a>
-<span class="sourceLineNo">028</span><a name="line.28"></a>
-<span class="sourceLineNo">029</span>import org.apache.hbase.thirdparty.com.google.common.primitives.Longs;<a name="line.29"></a>
-<span class="sourceLineNo">030</span><a name="line.30"></a>
-<span class="sourceLineNo">031</span>/**<a name="line.31"></a>
-<span class="sourceLineNo">032</span> * Compare two HBase cells. Do not use this method comparing <code>-ROOT-</code> or<a name="line.32"></a>
-<span class="sourceLineNo">033</span> * <code>hbase:meta</code> cells. Cells from these tables need a specialized comparator, one that<a name="line.33"></a>
-<span class="sourceLineNo">034</span> * takes account of the special formatting of the row where we have commas to delimit table from<a name="line.34"></a>
-<span class="sourceLineNo">035</span> * regionname, from row. See KeyValue for how it has a special comparator to do hbase:meta cells<a name="line.35"></a>
-<span class="sourceLineNo">036</span> * and yet another for -ROOT-.<a name="line.36"></a>
-<span class="sourceLineNo">037</span> * While using this comparator for {{@link #compareRows(Cell, Cell)} et al, the hbase:meta cells<a name="line.37"></a>
-<span class="sourceLineNo">038</span> * format should be taken into consideration, for which the instance of this comparator<a name="line.38"></a>
-<span class="sourceLineNo">039</span> * should be used. In all other cases the static APIs in this comparator would be enough<a name="line.39"></a>
-<span class="sourceLineNo">040</span> */<a name="line.40"></a>
-<span class="sourceLineNo">041</span>@edu.umd.cs.findbugs.annotations.SuppressWarnings(<a name="line.41"></a>
-<span class="sourceLineNo">042</span> value="UNKNOWN",<a name="line.42"></a>
-<span class="sourceLineNo">043</span> justification="Findbugs doesn't like the way we are negating the result of a compare in below")<a name="line.43"></a>
-<span class="sourceLineNo">044</span>@InterfaceAudience.Private<a name="line.44"></a>
-<span class="sourceLineNo">045</span>@InterfaceStability.Evolving<a name="line.45"></a>
-<span class="sourceLineNo">046</span>public class CellComparatorImpl implements CellComparator {<a name="line.46"></a>
-<span class="sourceLineNo">047</span> static final Logger LOG = LoggerFactory.getLogger(CellComparatorImpl.class);<a name="line.47"></a>
-<span class="sourceLineNo">048</span> /**<a name="line.48"></a>
-<span class="sourceLineNo">049</span> * Comparator for plain key/values; i.e. non-catalog table key/values. Works on Key portion<a name="line.49"></a>
-<span class="sourceLineNo">050</span> * of KeyValue only.<a name="line.50"></a>
-<span class="sourceLineNo">051</span> */<a name="line.51"></a>
-<span class="sourceLineNo">052</span> public static final CellComparatorImpl COMPARATOR = new CellComparatorImpl();<a name="line.52"></a>
-<span class="sourceLineNo">053</span> /**<a name="line.53"></a>
-<span class="sourceLineNo">054</span> * A {@link CellComparatorImpl} for <code>hbase:meta</code> catalog table<a name="line.54"></a>
-<span class="sourceLineNo">055</span> * {@link KeyValue}s.<a name="line.55"></a>
-<span class="sourceLineNo">056</span> */<a name="line.56"></a>
-<span class="sourceLineNo">057</span> public static final CellComparatorImpl META_COMPARATOR = new MetaCellComparator();<a name="line.57"></a>
-<span class="sourceLineNo">058</span><a name="line.58"></a>
-<span class="sourceLineNo">059</span> @Override<a name="line.59"></a>
-<span class="sourceLineNo">060</span> public int compare(Cell a, Cell b) {<a name="line.60"></a>
-<span class="sourceLineNo">061</span> return compare(a, b, false);<a name="line.61"></a>
-<span class="sourceLineNo">062</span> }<a name="line.62"></a>
-<span class="sourceLineNo">063</span><a name="line.63"></a>
-<span class="sourceLineNo">064</span> /**<a name="line.64"></a>
-<span class="sourceLineNo">065</span> * Compare cells.<a name="line.65"></a>
-<span class="sourceLineNo">066</span> * @param ignoreSequenceid True if we are to compare the key portion only and ignore<a name="line.66"></a>
-<span class="sourceLineNo">067</span> * the sequenceid. Set to false to compare key and consider sequenceid.<a name="line.67"></a>
-<span class="sourceLineNo">068</span> * @return 0 if equal, -1 if a &lt; b, and +1 if a &gt; b.<a name="line.68"></a>
-<span class="sourceLineNo">069</span> */<a name="line.69"></a>
-<span class="sourceLineNo">070</span> @Override<a name="line.70"></a>
-<span class="sourceLineNo">071</span> public int compare(final Cell a, final Cell b, boolean ignoreSequenceid) {<a name="line.71"></a>
-<span class="sourceLineNo">072</span> int diff = 0;<a name="line.72"></a>
-<span class="sourceLineNo">073</span> if (a instanceof ByteBufferKeyValue && b instanceof ByteBufferKeyValue) {<a name="line.73"></a>
-<span class="sourceLineNo">074</span> diff = compareByteBufferKeyValue((ByteBufferKeyValue)a, (ByteBufferKeyValue)b);<a name="line.74"></a>
-<span class="sourceLineNo">075</span> if (diff != 0) {<a name="line.75"></a>
-<span class="sourceLineNo">076</span> return diff;<a name="line.76"></a>
-<span class="sourceLineNo">077</span> }<a name="line.77"></a>
-<span class="sourceLineNo">078</span> } else {<a name="line.78"></a>
-<span class="sourceLineNo">079</span> diff = compareRows(a, b);<a name="line.79"></a>
-<span class="sourceLineNo">080</span> if (diff != 0) {<a name="line.80"></a>
-<span class="sourceLineNo">081</span> return diff;<a name="line.81"></a>
-<span class="sourceLineNo">082</span> }<a name="line.82"></a>
-<span class="sourceLineNo">083</span><a name="line.83"></a>
-<span class="sourceLineNo">084</span> diff = compareWithoutRow(a, b);<a name="line.84"></a>
-<span class="sourceLineNo">085</span> if (diff != 0) {<a name="line.85"></a>
-<span class="sourceLineNo">086</span> return diff;<a name="line.86"></a>
-<span class="sourceLineNo">087</span> }<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> // Negate following comparisons so later edits show up first mvccVersion: later sorts first<a name="line.90"></a>
-<span class="sourceLineNo">091</span> return ignoreSequenceid? diff: Longs.compare(b.getSequenceId(), a.getSequenceId());<a name="line.91"></a>
-<span class="sourceLineNo">092</span> }<a name="line.92"></a>
-<span class="sourceLineNo">093</span><a name="line.93"></a>
-<span class="sourceLineNo">094</span> /**<a name="line.94"></a>
-<span class="sourceLineNo">095</span> * Specialized comparator for the ByteBufferKeyValue type exclusivesly.<a name="line.95"></a>
-<span class="sourceLineNo">096</span> * Caches deserialized lengths of rows and families, etc., and reuses them where it can<a name="line.96"></a>
-<span class="sourceLineNo">097</span> * (ByteBufferKeyValue has been changed to be amenable to our providing pre-made lengths, etc.)<a name="line.97"></a>
-<span class="sourceLineNo">098</span> */<a name="line.98"></a>
-<span class="sourceLineNo">099</span> private static final int compareByteBufferKeyValue(ByteBufferKeyValue left,<a name="line.99"></a>
-<span class="sourceLineNo">100</span> ByteBufferKeyValue right) {<a name="line.100"></a>
-<span class="sourceLineNo">101</span> // Compare Rows. Cache row length.<a name="line.101"></a>
-<span class="sourceLineNo">102</span> int leftRowLength = left.getRowLength();<a name="line.102"></a>
-<span class="sourceLineNo">103</span> int rightRowLength = right.getRowLength();<a name="line.103"></a>
-<span class="sourceLineNo">104</span> int diff = ByteBufferUtils.compareTo(<a name="line.104"></a>
-<span class="sourceLineNo">105</span> left.getRowByteBuffer(), left.getRowPosition(), leftRowLength,<a name="line.105"></a>
-<span class="sourceLineNo">106</span> right.getRowByteBuffer(), right.getRowPosition(), rightRowLength);<a name="line.106"></a>
-<span class="sourceLineNo">107</span> if (diff != 0) {<a name="line.107"></a>
-<span class="sourceLineNo">108</span> return diff;<a name="line.108"></a>
-<span class="sourceLineNo">109</span> }<a name="line.109"></a>
-<span class="sourceLineNo">110</span><a name="line.110"></a>
-<span class="sourceLineNo">111</span> // If the column is not specified, the "minimum" key type appears the<a name="line.111"></a>
-<span class="sourceLineNo">112</span> // latest in the sorted order, regardless of the timestamp. This is used<a name="line.112"></a>
-<span class="sourceLineNo">113</span> // for specifying the last key/value in a given row, because there is no<a name="line.113"></a>
-<span class="sourceLineNo">114</span> // "lexicographically last column" (it would be infinitely long). The<a name="line.114"></a>
-<span class="sourceLineNo">115</span> // "maximum" key type does not need this behavior.<a name="line.115"></a>
-<span class="sourceLineNo">116</span> // Copied from KeyValue. This is bad in that we can't do memcmp w/ special rules like this.<a name="line.116"></a>
-<span class="sourceLineNo">117</span> // I tried to get rid of the above but scanners depend on it. TODO.<a name="line.117"></a>
-<span class="sourceLineNo">118</span> int leftFamilyLengthPosition = left.getFamilyLengthPosition(leftRowLength);<a name="line.118"></a>
-<span class="sourceLineNo">119</span> int leftFamilyLength = left.getFamilyLength(leftFamilyLengthPosition);<a name="line.119"></a>
-<span class="sourceLineNo">120</span> int rightFamilyLengthPosition = right.getFamilyLengthPosition(rightRowLength);<a name="line.120"></a>
-<span class="sourceLineNo">121</span> int rightFamilyLength = right.getFamilyLength(rightFamilyLengthPosition);<a name="line.121"></a>
-<span class="sourceLineNo">122</span> int leftKeyLength = left.getKeyLength();<a name="line.122"></a>
-<span class="sourceLineNo">123</span> int leftQualifierLength = left.getQualifierLength(leftKeyLength, leftRowLength,<a name="line.123"></a>
-<span class="sourceLineNo">124</span> leftFamilyLength);<a name="line.124"></a>
-<span class="sourceLineNo">125</span> byte leftType = left.getTypeByte(leftKeyLength);<a name="line.125"></a>
-<span class="sourceLineNo">126</span> if (leftFamilyLength + leftQualifierLength == 0 && leftType == Type.Minimum.getCode()) {<a name="line.126"></a>
-<span class="sourceLineNo">127</span> // left is "bigger", i.e. it appears later in the sorted order<a name="line.127"></a>
-<span class="sourceLineNo">128</span> return 1;<a name="line.128"></a>
-<span class="sourceLineNo">129</span> }<a name="line.129"></a>
-<span class="sourceLineNo">130</span> int rightKeyLength = right.getKeyLength();<a name="line.130"></a>
-<span class="sourceLineNo">131</span> int rightQualifierLength = right.getQualifierLength(rightKeyLength, rightRowLength,<a name="line.131"></a>
-<span class="sourceLineNo">132</span> rightFamilyLength);<a name="line.132"></a>
-<span class="sourceLineNo">133</span> byte rightType = right.getTypeByte(rightKeyLength);<a name="line.133"></a>
-<span class="sourceLineNo">134</span> if (rightFamilyLength + rightQualifierLength == 0 && rightType == Type.Minimum.getCode()) {<a name="line.134"></a>
-<span class="sourceLineNo">135</span> return -1;<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> // Compare families.<a name="line.138"></a>
-<span class="sourceLineNo">139</span> int leftFamilyPosition = left.getFamilyPosition(leftFamilyLengthPosition);<a name="line.139"></a>
-<span class="sourceLineNo">140</span> int rightFamilyPosition = right.getFamilyPosition(rightFamilyLengthPosition);<a name="line.140"></a>
-<span class="sourceLineNo">141</span> diff = ByteBufferUtils.compareTo(<a name="line.141"></a>
-<span class="sourceLineNo">142</span> left.getFamilyByteBuffer(), leftFamilyPosition, leftFamilyLength,<a name="line.142"></a>
-<span class="sourceLineNo">143</span> right.getFamilyByteBuffer(), rightFamilyPosition, rightFamilyLength);<a name="line.143"></a>
-<span class="sourceLineNo">144</span> if (diff != 0) {<a name="line.144"></a>
-<span class="sourceLineNo">145</span> return diff;<a name="line.145"></a>
-<span class="sourceLineNo">146</span> }<a name="line.146"></a>
-<span class="sourceLineNo">147</span> // Compare qualifiers<a name="line.147"></a>
-<span class="sourceLineNo">148</span> diff = ByteBufferUtils.compareTo(left.getQualifierByteBuffer(),<a name="line.148"></a>
-<span class="sourceLineNo">149</span> left.getQualifierPosition(leftFamilyPosition, leftFamilyLength), leftQualifierLength,<a name="line.149"></a>
-<span class="sourceLineNo">150</span> right.getQualifierByteBuffer(),<a name="line.150"></a>
-<span class="sourceLineNo">151</span> right.getQualifierPosition(rightFamilyPosition, rightFamilyLength),<a name="line.151"></a>
-<span class="sourceLineNo">152</span> rightQualifierLength);<a name="line.152"></a>
-<span class="sourceLineNo">153</span> if (diff != 0) {<a name="line.153"></a>
-<span class="sourceLineNo">154</span> return diff;<a name="line.154"></a>
-<span class="sourceLineNo">155</span> }<a name="line.155"></a>
-<span class="sourceLineNo">156</span> // Timestamps.<a name="line.156"></a>
-<span class="sourceLineNo">157</span> diff = compareTimestampsInternal(left.getTimestamp(leftKeyLength),<a name="line.157"></a>
-<span class="sourceLineNo">158</span> right.getTimestamp(rightKeyLength));<a name="line.158"></a>
-<span class="sourceLineNo">159</span> if (diff != 0) {<a name="line.159"></a>
-<span class="sourceLineNo">160</span> return diff;<a name="line.160"></a>
-<span class="sourceLineNo">161</span> }<a name="line.161"></a>
-<span class="sourceLineNo">162</span> // Compare types. Let the delete types sort ahead of puts; i.e. types<a name="line.162"></a>
-<span class="sourceLineNo">163</span> // of higher numbers sort before those of lesser numbers. Maximum (255)<a name="line.163"></a>
-<span class="sourceLineNo">164</span> // appears ahead of everything, and minimum (0) appears after<a name="line.164"></a>
-<span class="sourceLineNo">165</span> // everything.<a name="line.165"></a>
-<span class="sourceLineNo">166</span> return (0xff & rightType) - (0xff & leftType);<a name="line.166"></a>
-<span class="sourceLineNo">167</span> }<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> * Compares the family and qualifier part of the cell<a name="line.170"></a>
-<span class="sourceLineNo">171</span> * @return 0 if both cells are equal, 1 if left cell is bigger than right, -1 otherwise<a name="line.171"></a>
-<span class="sourceLineNo">172</span> */<a name="line.172"></a>
-<span class="sourceLineNo">173</span> public final int compareColumns(final Cell left, final Cell right) {<a name="line.173"></a>
-<span class="sourceLineNo">174</span> int diff = compareFamilies(left, right);<a name="line.174"></a>
-<span class="sourceLineNo">175</span> if (diff != 0) {<a name="line.175"></a>
-<span class="sourceLineNo">176</span> return diff;<a name="line.176"></a>
-<span class="sourceLineNo">177</span> }<a name="line.177"></a>
-<span class="sourceLineNo">178</span> return compareQualifiers(left, right);<a name="line.178"></a>
-<span class="sourceLineNo">179</span> }<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> * Compare the families of left and right cell<a name="line.182"></a>
-<span class="sourceLineNo">183</span> * @return 0 if both cells are equal, 1 if left cell is bigger than right, -1 otherwise<a name="line.183"></a>
-<span class="sourceLineNo">184</span> */<a name="line.184"></a>
-<span class="sourceLineNo">185</span> @Override<a name="line.185"></a>
-<span class="sourceLineNo">186</span> public final int compareFamilies(Cell left, Cell right) {<a name="line.186"></a>
-<span class="sourceLineNo">187</span> if (left instanceof ByteBufferExtendedCell && right instanceof ByteBufferExtendedCell) {<a name="line.187"></a>
-<span class="sourceLineNo">188</span> return ByteBufferUtils.compareTo(((ByteBufferExtendedCell) left).getFamilyByteBuffer(),<a name="line.188"></a>
-<span class="sourceLineNo">189</span> ((ByteBufferExtendedCell) left).getFamilyPosition(), left.getFamilyLength(),<a name="line.189"></a>
-<span class="sourceLineNo">190</span> ((ByteBufferExtendedCell) right).getFamilyByteBuffer(),<a name="line.190"></a>
-<span class="sourceLineNo">191</span> ((ByteBufferExtendedCell) right).getFamilyPosition(), right.getFamilyLength());<a name="line.191"></a>
-<span class="sourceLineNo">192</span> }<a name="line.192"></a>
-<span class="sourceLineNo">193</span> if (left instanceof ByteBufferExtendedCell) {<a name="line.193"></a>
-<span class="sourceLineNo">194</span> return ByteBufferUtils.compareTo(((ByteBufferExtendedCell) left).getFamilyByteBuffer(),<a name="line.194"></a>
-<span class="sourceLineNo">195</span> ((ByteBufferExtendedCell) left).getFamilyPosition(), left.getFamilyLength(),<a name="line.195"></a>
-<span class="sourceLineNo">196</span> right.getFamilyArray(), right.getFamilyOffset(), right.getFamilyLength());<a name="line.196"></a>
-<span class="sourceLineNo">197</span> }<a name="line.197"></a>
-<span class="sourceLineNo">198</span> if (right instanceof ByteBufferExtendedCell) {<a name="line.198"></a>
-<span class="sourceLineNo">199</span> // Notice how we flip the order of the compare here. We used to negate the return value but<a name="line.199"></a>
-<span class="sourceLineNo">200</span> // see what FindBugs says<a name="line.200"></a>
-<span class="sourceLineNo">201</span> // http://findbugs.sourceforge.net/bugDescriptions.html#RV_NEGATING_RESULT_OF_COMPARETO<a name="line.201"></a>
-<span class="sourceLineNo">202</span> // It suggest flipping the order to get same effect and 'safer'.<a name="line.202"></a>
-<span class="sourceLineNo">203</span> return ByteBufferUtils.compareTo(<a name="line.203"></a>
-<span class="sourceLineNo">204</span> left.getFamilyArray(), left.getFamilyOffset(), left.getFamilyLength(),<a name="line.204"></a>
-<span class="sourceLineNo">205</span> ((ByteBufferExtendedCell)right).getFamilyByteBuffer(),<a name="line.205"></a>
-<span class="sourceLineNo">206</span> ((ByteBufferExtendedCell)right).getFamilyPosition(), right.getFamilyLength());<a name="line.206"></a>
-<span class="sourceLineNo">207</span> }<a name="line.207"></a>
-<span class="sourceLineNo">208</span> return Bytes.compareTo(left.getFamilyArray(), left.getFamilyOffset(), left.getFamilyLength(),<a name="line.208"></a>
-<span class="sourceLineNo">209</span> right.getFamilyArray(), right.getFamilyOffset(), right.getFamilyLength());<a name="line.209"></a>
-<span class="sourceLineNo">210</span> }<a name="line.210"></a>
-<span class="sourceLineNo">211</span><a name="line.211"></a>
-<span class="sourceLineNo">212</span> /**<a name="line.212"></a>
-<span class="sourceLineNo">213</span> * Compare the qualifiers part of the left and right cells.<a name="line.213"></a>
-<span class="sourceLineNo">214</span> * @return 0 if both cells are equal, 1 if left cell is bigger than right, -1 otherwise<a name="line.214"></a>
-<span class="sourceLineNo">215</span> */<a name="line.215"></a>
-<span class="sourceLineNo">216</span> @Override<a name="line.216"></a>
-<span class="sourceLineNo">217</span> public final int compareQualifiers(Cell left, Cell right) {<a name="line.217"></a>
-<span class="sourceLineNo">218</span> if (left instanceof ByteBufferExtendedCell && right instanceof ByteBufferExtendedCell) {<a name="line.218"></a>
-<span class="sourceLineNo">219</span> return ByteBufferUtils<a name="line.219"></a>
-<span class="sourceLineNo">220</span> .compareTo(((ByteBufferExtendedCell) left).getQualifierByteBuffer(),<a name="line.220"></a>
-<span class="sourceLineNo">221</span> ((ByteBufferExtendedCell) left).getQualifierPosition(),<a name="line.221"></a>
-<span class="sourceLineNo">222</span> left.getQualifierLength(), ((ByteBufferExtendedCell) right).getQualifierByteBuffer(),<a name="line.222"></a>
-<span class="sourceLineNo">223</span> ((ByteBufferExtendedCell) right).getQualifierPosition(),<a name="line.223"></a>
-<span class="sourceLineNo">224</span> right.getQualifierLength());<a name="line.224"></a>
-<span class="sourceLineNo">225</span> }<a name="line.225"></a>
-<span class="sourceLineNo">226</span> if (left instanceof ByteBufferExtendedCell) {<a name="line.226"></a>
-<span class="sourceLineNo">227</span> return ByteBufferUtils.compareTo(((ByteBufferExtendedCell) left).getQualifierByteBuffer(),<a name="line.227"></a>
-<span class="sourceLineNo">228</span> ((ByteBufferExtendedCell) left).getQualifierPosition(), left.getQualifierLength(),<a name="line.228"></a>
-<span class="sourceLineNo">229</span> right.getQualifierArray(), right.getQualifierOffset(), right.getQualifierLength());<a name="line.229"></a>
-<span class="sourceLineNo">230</span> }<a name="line.230"></a>
-<span class="sourceLineNo">231</span> if (right instanceof ByteBufferExtendedCell) {<a name="line.231"></a>
-<span class="sourceLineNo">232</span> // Notice how we flip the order of the compare here. We used to negate the return value but<a name="line.232"></a>
-<span class="sourceLineNo">233</span> // see what FindBugs says<a name="line.233"></a>
-<span class="sourceLineNo">234</span> // http://findbugs.sourceforge.net/bugDescriptions.html#RV_NEGATING_RESULT_OF_COMPARETO<a name="line.234"></a>
-<span class="sourceLineNo">235</span> // It suggest flipping the order to get same effect and 'safer'.<a name="line.235"></a>
-<span class="sourceLineNo">236</span> return ByteBufferUtils.compareTo(left.getQualifierArray(),<a name="line.236"></a>
-<span class="sourceLineNo">237</span> left.getQualifierOffset(), left.getQualifierLength(),<a name="line.237"></a>
-<span class="sourceLineNo">238</span> ((ByteBufferExtendedCell)right).getQualifierByteBuffer(),<a name="line.238"></a>
-<span class="sourceLineNo">239</span> ((ByteBufferExtendedCell)right).getQualifierPosition(), right.getQualifierLength());<a name="line.239"></a>
-<span class="sourceLineNo">240</span> }<a name="line.240"></a>
-<span class="sourceLineNo">241</span> return Bytes.compareTo(left.getQualifierArray(), left.getQualifierOffset(),<a name="line.241"></a>
-<span class="sourceLineNo">242</span> left.getQualifierLength(), right.getQualifierArray(), right.getQualifierOffset(),<a name="line.242"></a>
-<span class="sourceLineNo">243</span> right.getQualifierLength());<a name="line.243"></a>
-<span class="sourceLineNo">244</span> }<a name="line.244"></a>
-<span class="sourceLineNo">245</span><a name="line.245"></a>
-<span class="sourceLineNo">246</span> /**<a name="line.246"></a>
-<span class="sourceLineNo">247</span> * Compares the rows of the left and right cell.<a name="line.247"></a>
-<span class="sourceLineNo">248</span> * For the hbase:meta case this method is overridden such that it can handle hbase:meta cells.<a name="line.248"></a>
-<span class="sourceLineNo">249</span> * The caller should ensure using the appropriate comparator for hbase:meta.<a name="line.249"></a>
-<span class="sourceLineNo">250</span> * @return 0 if both cells are equal, 1 if left cell is bigger than right, -1 otherwise<a name="line.250"></a>
-<span class="sourceLineNo">251</span> */<a name="line.251"></a>
-<span class="sourceLineNo">252</span> @Override<a name="line.252"></a>
-<span class="sourceLineNo">253</span> public int compareRows(final Cell left, final Cell right) {<a name="line.253"></a>
-<span class="sourceLineNo">254</span> return compareRows(left, left.getRowLength(), right, right.getRowLength());<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> int compareRows(final Cell left, int leftRowLength, final Cell right, int rightRowLength) {<a name="line.257"></a>
-<span class="sourceLineNo">258</span> // left and right can be exactly the same at the beginning of a row<a name="line.258"></a>
-<span class="sourceLineNo">259</span> if (left == right) {<a name="line.259"></a>
-<span class="sourceLineNo">260</span> return 0;<a name="line.260"></a>
+<span class="sourceLineNo">021</span>import java.util.Comparator;<a name="line.21"></a>
+<span class="sourceLineNo">022</span><a name="line.22"></a>
+<span class="sourceLineNo">023</span>import org.apache.hadoop.hbase.KeyValue.Type;<a name="line.23"></a>
+<span class="sourceLineNo">024</span>import org.apache.hadoop.hbase.util.ByteBufferUtils;<a name="line.24"></a>
+<span class="sourceLineNo">025</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.25"></a>
+<span class="sourceLineNo">026</span>import org.apache.hbase.thirdparty.com.google.common.primitives.Longs;<a name="line.26"></a>
+<span class="sourceLineNo">027</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.27"></a>
+<span class="sourceLineNo">028</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.28"></a>
+<span class="sourceLineNo">029</span>import org.slf4j.Logger;<a name="line.29"></a>
+<span class="sourceLineNo">030</span>import org.slf4j.LoggerFactory;<a name="line.30"></a>
+<span class="sourceLineNo">031</span><a name="line.31"></a>
+<span class="sourceLineNo">032</span><a name="line.32"></a>
+<span class="sourceLineNo">033</span><a name="line.33"></a>
+<span class="sourceLineNo">034</span>/**<a name="line.34"></a>
+<span class="sourceLineNo">035</span> * Compare two HBase cells. Do not use this method comparing <code>-ROOT-</code> or<a name="line.35"></a>
+<span class="sourceLineNo">036</span> * <code>hbase:meta</code> cells. Cells from these tables need a specialized comparator, one that<a name="line.36"></a>
+<span class="sourceLineNo">037</span> * takes account of the special formatting of the row where we have commas to delimit table from<a name="line.37"></a>
+<span class="sourceLineNo">038</span> * regionname, from row. See KeyValue for how it has a special comparator to do hbase:meta cells<a name="line.38"></a>
+<span class="sourceLineNo">039</span> * and yet another for -ROOT-.<a name="line.39"></a>
+<span class="sourceLineNo">040</span> * <p>While using this comparator for {{@link #compareRows(Cell, Cell)} et al, the hbase:meta cells<a name="line.40"></a>
+<span class="sourceLineNo">041</span> * format should be taken into consideration, for which the instance of this comparator<a name="line.41"></a>
+<span class="sourceLineNo">042</span> * should be used. In all other cases the static APIs in this comparator would be enough<a name="line.42"></a>
+<span class="sourceLineNo">043</span> * <p>HOT methods. We spend a good portion of CPU comparing. Anything that makes the compare<a name="line.43"></a>
+<span class="sourceLineNo">044</span> * faster will likely manifest at the macro level. See also<a name="line.44"></a>
+<span class="sourceLineNo">045</span> * {@link BBKVComparator}. Use it when mostly {@link ByteBufferKeyValue}s.<a name="line.45"></a>
+<span class="sourceLineNo">046</span> * </p><a name="line.46"></a>
+<span class="sourceLineNo">047</span> */<a name="line.47"></a>
+<span class="sourceLineNo">048</span>@edu.umd.cs.findbugs.annotations.SuppressWarnings(<a name="line.48"></a>
+<span class="sourceLineNo">049</span> value="UNKNOWN",<a name="line.49"></a>
+<span class="sourceLineNo">050</span> justification="Findbugs doesn't like the way we are negating the result of a compare in below")<a name="line.50"></a>
+<span class="sourceLineNo">051</span>@InterfaceAudience.Private<a name="line.51"></a>
+<span class="sourceLineNo">052</span>@InterfaceStability.Evolving<a name="line.52"></a>
+<span class="sourceLineNo">053</span>public class CellComparatorImpl implements CellComparator {<a name="line.53"></a>
+<span class="sourceLineNo">054</span> static final Logger LOG = LoggerFactory.getLogger(CellComparatorImpl.class);<a name="line.54"></a>
+<span class="sourceLineNo">055</span> /**<a name="line.55"></a>
+<span class="sourceLineNo">056</span> * Comparator for plain key/values; i.e. non-catalog table key/values. Works on Key portion<a name="line.56"></a>
+<span class="sourceLineNo">057</span> * of KeyValue only.<a name="line.57"></a>
+<span class="sourceLineNo">058</span> */<a name="line.58"></a>
+<span class="sourceLineNo">059</span> public static final CellComparatorImpl COMPARATOR = new CellComparatorImpl();<a name="line.59"></a>
+<span class="sourceLineNo">060</span> /**<a name="line.60"></a>
+<span class="sourceLineNo">061</span> * A {@link CellComparatorImpl} for <code>hbase:meta</code> catalog table<a name="line.61"></a>
+<span class="sourceLineNo">062</span> * {@link KeyValue}s.<a name="line.62"></a>
+<span class="sourceLineNo">063</span> */<a name="line.63"></a>
+<span class="sourceLineNo">064</span> public static final CellComparatorImpl META_COMPARATOR = new MetaCellComparator();<a name="line.64"></a>
+<span class="sourceLineNo">065</span><a name="line.65"></a>
+<span class="sourceLineNo">066</span> @Override<a name="line.66"></a>
+<span class="sourceLineNo">067</span> public final int compare(final Cell a, final Cell b) {<a name="line.67"></a>
+<span class="sourceLineNo">068</span> return compare(a, b, false);<a name="line.68"></a>
+<span class="sourceLineNo">069</span> }<a name="line.69"></a>
+<span class="sourceLineNo">070</span><a name="line.70"></a>
+<span class="sourceLineNo">071</span> @Override<a name="line.71"></a>
+<span class="sourceLineNo">072</span> public int compare(final Cell a, final Cell b, boolean ignoreSequenceid) {<a name="line.72"></a>
+<span class="sourceLineNo">073</span><a name="line.73"></a>
+<span class="sourceLineNo">074</span> int diff = 0;<a name="line.74"></a>
+<span class="sourceLineNo">075</span> // "Peel off" the most common path.<a name="line.75"></a>
+<span class="sourceLineNo">076</span> if (a instanceof ByteBufferKeyValue && b instanceof ByteBufferKeyValue) {<a name="line.76"></a>
+<span class="sourceLineNo">077</span> diff = BBKVComparator.compare((ByteBufferKeyValue)a, (ByteBufferKeyValue)b);<a name="line.77"></a>
+<span class="sourceLineNo">078</span> if (diff != 0) {<a name="line.78"></a>
+<span class="sourceLineNo">079</span> return diff;<a name="line.79"></a>
+<span class="sourceLineNo">080</span> }<a name="line.80"></a>
+<span class="sourceLineNo">081</span> } else {<a name="line.81"></a>
+<span class="sourceLineNo">082</span> diff = compareRows(a, b);<a name="line.82"></a>
+<span class="sourceLineNo">083</span> if (diff != 0) {<a name="line.83"></a>
+<span class="sourceLineNo">084</span> return diff;<a name="line.84"></a>
+<span class="sourceLineNo">085</span> }<a name="line.85"></a>
+<span class="sourceLineNo">086</span><a name="line.86"></a>
+<span class="sourceLineNo">087</span> diff = compareWithoutRow(a, b);<a name="line.87"></a>
+<span class="sourceLineNo">088</span> if (diff != 0) {<a name="line.88"></a>
+<span class="sourceLineNo">089</span> return diff;<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><a name="line.92"></a>
+<span class="sourceLineNo">093</span> // Negate following comparisons so later edits show up first mvccVersion: later sorts first<a name="line.93"></a>
+<span class="sourceLineNo">094</span> return ignoreSequenceid? diff: Long.compare(b.getSequenceId(), a.getSequenceId());<a name="line.94"></a>
+<span class="sourceLineNo">095</span> }<a name="line.95"></a>
+<span class="sourceLineNo">096</span><a name="line.96"></a>
+<span class="sourceLineNo">097</span> /**<a name="line.97"></a>
+<span class="sourceLineNo">098</span> * Compares the family and qualifier part of the cell<a name="line.98"></a>
+<span class="sourceLineNo">099</span> * @return 0 if both cells are equal, 1 if left cell is bigger than right, -1 otherwise<a name="line.99"></a>
+<span class="sourceLineNo">100</span> */<a name="line.100"></a>
+<span class="sourceLineNo">101</span> public final int compareColumns(final Cell left, final Cell right) {<a name="line.101"></a>
+<span class="sourceLineNo">102</span> int diff = compareFamilies(left, right);<a name="line.102"></a>
+<span class="sourceLineNo">103</span> if (diff != 0) {<a name="line.103"></a>
+<span class="sourceLineNo">104</span> return diff;<a name="line.104"></a>
+<span class="sourceLineNo">105</span> }<a name="line.105"></a>
+<span class="sourceLineNo">106</span> return compareQualifiers(left, right);<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> * Compare the families of left and right cell<a name="line.110"></a>
+<span class="sourceLineNo">111</span> * @return 0 if both cells are equal, 1 if left cell is bigger than right, -1 otherwise<a name="line.111"></a>
+<span class="sourceLineNo">112</span> */<a name="line.112"></a>
+<span class="sourceLineNo">113</span> @Override<a name="line.113"></a>
+<span class="sourceLineNo">114</span> public final int compareFamilies(Cell left, Cell right) {<a name="line.114"></a>
+<span class="sourceLineNo">115</span> if (left instanceof ByteBufferExtendedCell && right instanceof ByteBufferExtendedCell) {<a name="line.115"></a>
+<span class="sourceLineNo">116</span> return ByteBufferUtils.compareTo(((ByteBufferExtendedCell) left).getFamilyByteBuffer(),<a name="line.116"></a>
+<span class="sourceLineNo">117</span> ((ByteBufferExtendedCell) left).getFamilyPosition(), left.getFamilyLength(),<a name="line.117"></a>
+<span class="sourceLineNo">118</span> ((ByteBufferExtendedCell) right).getFamilyByteBuffer(),<a name="line.118"></a>
+<span class="sourceLineNo">119</span> ((ByteBufferExtendedCell) right).getFamilyPosition(), right.getFamilyLength());<a name="line.119"></a>
+<span class="sourceLineNo">120</span> }<a name="line.120"></a>
+<span class="sourceLineNo">121</span> if (left instanceof ByteBufferExtendedCell) {<a name="line.121"></a>
+<span class="sourceLineNo">122</span> return ByteBufferUtils.compareTo(((ByteBufferExtendedCell) left).getFamilyByteBuffer(),<a name="line.122"></a>
+<span class="sourceLineNo">123</span> ((ByteBufferExtendedCell) left).getFamilyPosition(), left.getFamilyLength(),<a name="line.123"></a>
+<span class="sourceLineNo">124</span> right.getFamilyArray(), right.getFamilyOffset(), right.getFamilyLength());<a name="line.124"></a>
+<span class="sourceLineNo">125</span> }<a name="line.125"></a>
+<span class="sourceLineNo">126</span> if (right instanceof ByteBufferExtendedCell) {<a name="line.126"></a>
+<span class="sourceLineNo">127</span> // Notice how we flip the order of the compare here. We used to negate the return value but<a name="line.127"></a>
+<span class="sourceLineNo">128</span> // see what FindBugs says<a name="line.128"></a>
+<span class="sourceLineNo">129</span> // http://findbugs.sourceforge.net/bugDescriptions.html#RV_NEGATING_RESULT_OF_COMPARETO<a name="line.129"></a>
+<span class="sourceLineNo">130</span> // It suggest flipping the order to get same effect and 'safer'.<a name="line.130"></a>
+<span class="sourceLineNo">131</span> return ByteBufferUtils.compareTo(<a name="line.131"></a>
+<span class="sourceLineNo">132</span> left.getFamilyArray(), left.getFamilyOffset(), left.getFamilyLength(),<a name="line.132"></a>
+<span class="sourceLineNo">133</span> ((ByteBufferExtendedCell)right).getFamilyByteBuffer(),<a name="line.133"></a>
+<span class="sourceLineNo">134</span> ((ByteBufferExtendedCell)right).getFamilyPosition(), right.getFamilyLength());<a name="line.134"></a>
+<span class="sourceLineNo">135</span> }<a name="line.135"></a>
+<span class="sourceLineNo">136</span> return Bytes.compareTo(left.getFamilyArray(), left.getFamilyOffset(), left.getFamilyLength(),<a name="line.136"></a>
+<span class="sourceLineNo">137</span> right.getFamilyArray(), right.getFamilyOffset(), right.getFamilyLength());<a name="line.137"></a>
+<span class="sourceLineNo">138</span> }<a name="line.138"></a>
+<span class="sourceLineNo">139</span><a name="line.139"></a>
+<span class="sourceLineNo">140</span> /**<a name="line.140"></a>
+<span class="sourceLineNo">141</span> * Compare the qualifiers part of the left and right cells.<a name="line.141"></a>
+<span class="sourceLineNo">142</span> * @return 0 if both cells are equal, 1 if left cell is bigger than right, -1 otherwise<a name="line.142"></a>
+<span class="sourceLineNo">143</span> */<a name="line.143"></a>
+<span class="sourceLineNo">144</span> @Override<a name="line.144"></a>
+<span class="sourceLineNo">145</span> public final int compareQualifiers(Cell left, Cell right) {<a name="line.145"></a>
+<span class="sourceLineNo">146</span> if (left instanceof ByteBufferExtendedCell && right instanceof ByteBufferExtendedCell) {<a name="line.146"></a>
+<span class="sourceLineNo">147</span> return ByteBufferUtils<a name="line.147"></a>
+<span class="sourceLineNo">148</span> .compareTo(((ByteBufferExtendedCell) left).getQualifierByteBuffer(),<a name="line.148"></a>
+<span class="sourceLineNo">149</span> ((ByteBufferExtendedCell) left).getQualifierPosition(),<a name="line.149"></a>
+<span class="sourceLineNo">150</span> left.getQualifierLength(), ((ByteBufferExtendedCell) right).getQualifierByteBuffer(),<a name="line.150"></a>
+<span class="sourceLineNo">151</span> ((ByteBufferExtendedCell) right).getQualifierPosition(),<a name="line.151"></a>
+<span class="sourceLineNo">152</span> right.getQualifierLength());<a name="line.152"></a>
+<span class="sourceLineNo">153</span> }<a name="line.153"></a>
+<span class="sourceLineNo">154</span> if (left instanceof ByteBufferExtendedCell) {<a name="line.154"></a>
+<span class="sourceLineNo">155</span> return ByteBufferUtils.compareTo(((ByteBufferExtendedCell) left).getQualifierByteBuffer(),<a name="line.155"></a>
+<span class="sourceLineNo">156</span> ((ByteBufferExtendedCell) left).getQualifierPosition(), left.getQualifierLength(),<a name="line.156"></a>
+<span class="sourceLineNo">157</span> right.getQualifierArray(), right.getQualifierOffset(), right.getQualifierLength());<a name="line.157"></a>
+<span class="sourceLineNo">158</span> }<a name="line.158"></a>
+<span class="sourceLineNo">159</span> if (right instanceof ByteBufferExtendedCell) {<a name="line.159"></a>
+<span class="sourceLineNo">160</span> // Notice how we flip the order of the compare here. We used to negate the return value but<a name="line.160"></a>
+<span class="sourceLineNo">161</span> // see what FindBugs says<a name="line.161"></a>
+<span class="sourceLineNo">162</span> // http://findbugs.sourceforge.net/bugDescriptions.html#RV_NEGATING_RESULT_OF_COMPARETO<a name="line.162"></a>
+<span class="sourceLineNo">163</span> // It suggest flipping the order to get same effect and 'safer'.<a name="line.163"></a>
+<span class="sourceLineNo">164</span> return ByteBufferUtils.compareTo(left.getQualifierArray(),<a name="line.164"></a>
+<span class="sourceLineNo">165</span> left.getQualifierOffset(), left.getQualifierLength(),<a name="line.165"></a>
+<span class="sourceLineNo">166</span> ((ByteBufferExtendedCell)right).getQualifierByteBuffer(),<a name="line.166"></a>
+<span class="sourceLineNo">167</span> ((ByteBufferExtendedCell)right).getQualifierPosition(), right.getQualifierLength());<a name="line.167"></a>
+<span class="sourceLineNo">168</span> }<a name="line.168"></a>
+<span class="sourceLineNo">169</span> return Bytes.compareTo(left.getQualifierArray(), left.getQualifierOffset(),<a name="line.169"></a>
+<span class="sourceLineNo">170</span> left.getQualifierLength(), right.getQualifierArray(), right.getQualifierOffset(),<a name="line.170"></a>
+<span class="sourceLineNo">171</span> right.getQualifierLength());<a name="line.171"></a>
+<span class="sourceLineNo">172</span> }<a name="line.172"></a>
+<span class="sourceLineNo">173</span><a name="line.173"></a>
+<span class="sourceLineNo">174</span> /**<a name="line.174"></a>
+<span class="sourceLineNo">175</span> * Compares the rows of the left and right cell.<a name="line.175"></a>
+<span class="sourceLineNo">176</span> * For the hbase:meta case this method is overridden such that it can handle hbase:meta cells.<a name="line.176"></a>
+<span class="sourceLineNo">177</span> * The caller should ensure using the appropriate comparator for hbase:meta.<a name="line.177"></a>
+<span class="sourceLineNo">178</span> * @return 0 if both cells are equal, 1 if left cell is bigger than right, -1 otherwise<a name="line.178"></a>
+<span class="sourceLineNo">179</span> */<a name="line.179"></a>
+<span class="sourceLineNo">180</span> @Override<a name="line.180"></a>
+<span class="sourceLineNo">181</span> public int compareRows(final Cell left, final Cell right) {<a name="line.181"></a>
+<span class="sourceLineNo">182</span> return compareRows(left, left.getRowLength(), right, right.getRowLength());<a name="line.182"></a>
+<span class="sourceLineNo">183</span> }<a name="line.183"></a>
+<span class="sourceLineNo">184</span><a name="line.184"></a>
+<span class="sourceLineNo">185</span> static int compareRows(final Cell left, int leftRowLength, final Cell right, int rightRowLength) {<a name="line.185"></a>
+<span class="sourceLineNo">186</span> // left and right can be exactly the same at the beginning of a row<a name="line.186"></a>
+<span class="sourceLineNo">187</span> if (left == right) {<a name="line.187"></a>
+<span class="sourceLineNo">188</span> return 0;<a name="line.188"></a>
+<span class="sourceLineNo">189</span> }<a name="line.189"></a>
+<span class="sourceLineNo">190</span> if (left instanceof ByteBufferExtendedCell && right instanceof ByteBufferExtendedCell) {<a name="line.190"></a>
+<span class="sourceLineNo">191</span> return ByteBufferUtils.compareTo(((ByteBufferExtendedCell) left).getRowByteBuffer(),<a name="line.191"></a>
+<span class="sourceLineNo">192</span> ((ByteBufferExtendedCell) left).getRowPosition(), leftRowLength,<a name="line.192"></a>
+<span class="sourceLineNo">193</span> ((ByteBufferExtendedCell) right).getRowByteBuffer(),<a name="line.193"></a>
+<span class="sourceLineNo">194</span> ((ByteBufferExtendedCell) right).getRowPosition(), rightRowLength);<a name="line.194"></a>
+<span class="sourceLineNo">195</span> }<a name="line.195"></a>
+<span class="sourceLineNo">196</span> if (left instanceof ByteBufferExtendedCell) {<a name="line.196"></a>
+<span class="sourceLineNo">197</span> return ByteBufferUtils.compareTo(((ByteBufferExtendedCell) left).getRowByteBuffer(),<a name="line.197"></a>
+<span class="sourceLineNo">198</span> ((ByteBufferExtendedCell) left).getRowPosition(), leftRowLength,<a name="line.198"></a>
+<span class="sourceLineNo">199</span> right.getRowArray(), right.getRowOffset(), rightRowLength);<a name="line.199"></a>
+<span class="sourceLineNo">200</span> }<a name="line.200"></a>
+<span class="sourceLineNo">201</span> if (right instanceof ByteBufferExtendedCell) {<a name="line.201"></a>
+<span class="sourceLineNo">202</span> // Notice how we flip the order of the compare here. We used to negate the return value but<a name="line.202"></a>
+<span class="sourceLineNo">203</span> // see what FindBugs says<a name="line.203"></a>
+<span class="sourceLineNo">204</span> // http://findbugs.sourceforge.net/bugDescriptions.html#RV_NEGATING_RESULT_OF_COMPARETO<a name="line.204"></a>
+<span class="sourceLineNo">205</span> // It suggest flipping the order to get same effect and 'safer'.<a name="line.205"></a>
+<span class="sourceLineNo">206</span> return ByteBufferUtils.compareTo(left.getRowArray(), left.getRowOffset(), leftRowLength,<a name="line.206"></a>
+<span class="sourceLineNo">207</span> ((ByteBufferExtendedCell)right).getRowByteBuffer(),<a name="line.207"></a>
+<span class="sourceLineNo">208</span> ((ByteBufferExtendedCell)right).getRowPosition(), rightRowLength);<a name="line.208"></a>
+<span class="sourceLineNo">209</span> }<a name="line.209"></a>
+<span class="sourceLineNo">210</span> return Bytes.compareTo(left.getRowArray(), left.getRowOffset(), left.getRowLength(),<a name="line.210"></a>
+<span class="sourceLineNo">211</span> right.getRowArray(), right.getRowOffset(), right.getRowLength());<a name="line.211"></a>
+<span class="sourceLineNo">212</span> }<a name="line.212"></a>
+<span class="sourceLineNo">213</span><a name="line.213"></a>
+<span class="sourceLineNo">214</span> /**<a name="line.214"></a>
+<span class="sourceLineNo">215</span> * Compares the row part of the cell with a simple plain byte[] like the<a name="line.215"></a>
+<span class="sourceLineNo">216</span> * stopRow in Scan. This should be used with context where for hbase:meta<a name="line.216"></a>
+<span class="sourceLineNo">217</span> * cells the {{@link #META_COMPARATOR} should be used<a name="line.217"></a>
+<span class="sourceLineNo">218</span> *<a name="line.218"></a>
+<span class="sourceLineNo">219</span> * @param left<a name="line.219"></a>
+<span class="sourceLineNo">220</span> * the cell to be compared<a name="line.220"></a>
+<span class="sourceLineNo">221</span> * @param right<a name="line.221"></a>
+<span class="sourceLineNo">222</span> * the kv serialized byte[] to be compared with<a name="line.222"></a>
+<span class="sourceLineNo">223</span> * @param roffset<a name="line.223"></a>
+<span class="sourceLineNo">224</span> * the offset in the byte[]<a name="line.224"></a>
+<span class="sourceLineNo">225</span> * @param rlength<a name="line.225"></a>
+<span class="sourceLineNo">226</span> * the length in the byte[]<a name="line.226"></a>
+<span class="sourceLineNo">227</span> * @return 0 if both cell and the byte[] are equal, 1 if the cell is bigger<a name="line.227"></a>
+<span class="sourceLineNo">228</span> * than byte[], -1 otherwise<a name="line.228"></a>
+<span class="sourceLineNo">229</span> */<a name="line.229"></a>
+<span class="sourceLineNo">230</span> @Override<a name="line.230"></a>
+<span class="sourceLineNo">231</span> public int compareRows(Cell left, byte[] right, int roffset, int rlength) {<a name="line.231"></a>
+<span class="sourceLineNo">232</span> if (left instanceof ByteBufferExtendedCell) {<a name="line.232"></a>
+<span class="sourceLineNo">233</span> return ByteBufferUtils.compareTo(((ByteBufferExtendedCell) left).getRowByteBuffer(),<a name="line.233"></a>
+<span class="sourceLineNo">234</span> ((ByteBufferExtendedCell) left).getRowPosition(), left.getRowLength(), right,<a name="line.234"></a>
+<span class="sourceLineNo">235</span> roffset, rlength);<a name="line.235"></a>
+<span class="sourceLineNo">236</span> }<a name="line.236"></a>
+<span class="sourceLineNo">237</span> return Bytes.compareTo(left.getRowArray(), left.getRowOffset(), left.getRowLength(), right,<a name="line.237"></a>
+<span class="sourceLineNo">238</span> roffset, rlength);<a name="line.238"></a>
+<span class="sourceLineNo">239</span> }<a name="line.239"></a>
+<span class="sourceLineNo">240</span><a name="line.240"></a>
+<span class="sourceLineNo">241</span> @Override<a name="line.241"></a>
+<span class="sourceLineNo">242</span> public final int compareWithoutRow(final Cell left, final Cell right) {<a name="line.242"></a>
+<span class="sourceLineNo">243</span> // If the column is not specified, the "minimum" key type appears the<a name="line.243"></a>
+<span class="sourceLineNo">244</span> // latest in the sorted order, regardless of the timestamp. This is used<a name="line.244"></a>
+<span class="sourceLineNo">245</span> // for specifying the last key/value in a given row, because there is no<a name="line.245"></a>
+<span class="sourceLineNo">246</span> // "lexicographically last column" (it would be infinitely long). The<a name="line.246"></a>
+<span class="sourceLineNo">247</span> // "maximum" key type does not need this behavior.<a name="line.247"></a>
+<span class="sourceLineNo">248</span> // Copied from KeyValue. This is bad in that we can't do memcmp w/ special rules like this.<a name="line.248"></a>
+<span class="sourceLineNo">249</span> int lFamLength = left.getFamilyLength();<a name="line.249"></a>
+<span class="sourceLineNo">250</span> int rFamLength = right.getFamilyLength();<a name="line.250"></a>
+<span class="sourceLineNo">251</span> int lQualLength = left.getQualifierLength();<a name="line.251"></a>
+<span class="sourceLineNo">252</span> int rQualLength = right.getQualifierLength();<a name="line.252"></a>
+<span class="sourceLineNo">253</span> if (lFamLength + lQualLength == 0<a name="line.253"></a>
+<span class="sourceLineNo">254</span> && left.getTypeByte() == Type.Minimum.getCode()) {<a name="line.254"></a>
+<span class="sourceLineNo">255</span> // left is "bigger", i.e. it appears later in the sorted order<a name="line.255"></a>
+<span class="sourceLineNo">256</span> return 1;<a name="line.256"></a>
+<span class="sourceLineNo">257</span> }<a name="line.257"></a>
+<span class="sourceLineNo">258</span> if (rFamLength + rQualLength == 0<a name="line.258"></a>
+<span class="sourceLineNo">259</span> && right.getTypeByte() == Type.Minimum.getCode()) {<a name="line.259"></a>
+<span class="sourceLineNo">260</span> return -1;<a name="line.260"></a>
<span class="sourceLineNo">261</span> }<a name="line.261"></a>
-<span class="sourceLineNo">262</span> if (left instanceof ByteBufferExtendedCell && right instanceof ByteBufferExtendedCell) {<a name="line.262"></a>
-<span class="sourceLineNo">263</span> return ByteBufferUtils.compareTo(((ByteBufferExtendedCell) left).getRowByteBuffer(),<a name="line.263"></a>
-<span class="sourceLineNo">264</span> ((ByteBufferExtendedCell) left).getRowPosition(), leftRowLength,<a name="line.264"></a>
-<span class="sourceLineNo">265</span> ((ByteBufferExtendedCell) right).getRowByteBuffer(),<a name="line.265"></a>
-<span class="sourceLineNo">266</span> ((ByteBufferExtendedCell) right).getRowPosition(), rightRowLength);<a name="line.266"></a>
-<span class="sourceLineNo">267</span> }<a name="line.267"></a>
-<span class="sourceLineNo">268</span> if (left instanceof ByteBufferExtendedCell) {<a name="line.268"></a>
-<span class="sourceLineNo">269</span> return ByteBufferUtils.compareTo(((ByteBufferExtendedCell) left).getRowByteBuffer(),<a name="line.269"></a>
-<span class="sourceLineNo">270</span> ((ByteBufferExtendedCell) left).getRowPosition(), leftRowLength,<a name="line.270"></a>
-<span class="sourceLineNo">271</span> right.getRowArray(), right.getRowOffset(), rightRowLength);<a name="line.271"></a>
-<span class="sourceLineNo">272</span> }<a name="line.272"></a>
-<span class="sourceLineNo">273</span> if (right instanceof ByteBufferExtendedCell) {<a name="line.273"></a>
-<span class="sourceLineNo">274</span> // Notice how we flip the order of the compare here. We used to negate the return value but<a name="line.274"></a>
-<span class="sourceLineNo">275</span> // see what FindBugs says<a name="line.275"></a>
-<span class="sourceLineNo">276</span> // http://findbugs.sourceforge.net/bugDescriptions.html#RV_NEGATING_RESULT_OF_COMPARETO<a name="line.276"></a>
-<span class="sourceLineNo">277</span> // It suggest flipping the order to get same effect and 'safer'.<a name="line.277"></a>
-<span class="sourceLineNo">278</span> return ByteBufferUtils.compareTo(left.getRowArray(), left.getRowOffset(), leftRowLength,<a name="line.278"></a>
-<span class="sourceLineNo">279</span> ((ByteBufferExtendedCell)right).getRowByteBuffer(),<a name="line.279"></a>
-<span class="sourceLineNo">280</span> ((ByteBufferExtendedCell)right).getRowPosition(), rightRowLength);<a name="line.280"></a>
-<span class="sourceLineNo">281</span> }<a name="line.281"></a>
-<span class="sourceLineNo">282</span> return Bytes.compareTo(left.getRowArray(), left.getRowOffset(), left.getRowLength(),<a name="line.282"></a>
-<span class="sourceLineNo">283</span> right.getRowArray(), right.getRowOffset(), right.getRowLength());<a name="line.283"></a>
-<span class="sourceLineNo">284</span> }<a name="line.284"></a>
-<span class="sourceLineNo">285</span><a name="line.285"></a>
-<span class="sourceLineNo">286</span> /**<a name="line.286"></a>
-<span class="sourceLineNo">287</span> * Compares the row part of the cell with a simple plain byte[] like the<a name="line.287"></a>
-<span class="sourceLineNo">288</span> * stopRow in Scan. This should be used with context where for hbase:meta<a name="line.288"></a>
-<span class="sourceLineNo">289</span> * cells the {{@link #META_COMPARATOR} should be used<a name="line.289"></a>
-<span class="sourceLineNo">290</span> *<a name="line.290"></a>
-<span class="sourceLineNo">291</span> * @param left<a name="line.291"></a>
-<span class="sourceLineNo">292</span> * the cell to be compared<a name="line.292"></a>
-<span class="sourceLineNo">293</span> * @param right<a name="line.293"></a>
-<span class="sourceLineNo">294</span> * the kv serialized byte[] to be compared with<a name="line.294"></a>
-<span class="sourceLineNo">295</span> * @param roffset<a name="line.295"></a>
-<span class="sourceLineNo">296</span> * the offset in the byte[]<a name="line.296"></a>
-<span class="sourceLineNo">297</span> * @param rlength<a name="line.297"></a>
-<span class="sourceLineNo">298</span> * the length in the byte[]<a name="line.298"></a>
-<span class="sourceLineNo">299</span> * @return 0 if both cell and the byte[] are equal, 1 if the cell is bigger<a name="line.299"></a>
-<span class="sourceLineNo">300</span> * than byte[], -1 otherwise<a name="line.300"></a>
-<span class="sourceLineNo">301</span> */<a name="line.301"></a>
-<span class="sourceLineNo">302</span> @Override<a name="line.302"></a>
-<span class="sourceLineNo">303</span> public int compareRows(Cell left, byte[] right, int roffset, int rlength) {<a name="line.303"></a>
-<span class="sourceLineNo">304</span> if (left instanceof ByteBufferExtendedCell) {<a name="line.304"></a>
-<span class="sourceLineNo">305</span> return ByteBufferUtils.compareTo(((ByteBufferExtendedCell) left).getRowByteBuffer(),<a name="line.305"></a>
-<span class="sourceLineNo">306</span> ((ByteBufferExtendedCell) left).getRowPosition(), left.getRowLength(), right,<a name="line.306"></a>
-<span class="sourceLineNo">307</span> roffset, rlength);<a name="line.307"></a>
-<span class="sourceLineNo">308</span> }<a name="line.308"></a>
-<span class="sourceLineNo">309</span> return Bytes.compareTo(left.getRowArray(), left.getRowOffset(), left.getRowLength(), right,<a name="line.309"></a>
-<span class="sourceLineNo">310</span> roffset, rlength);<a name="line.310"></a>
-<span class="sourceLineNo">311</span> }<a name="line.311"></a>
+<span class="sourceLineNo">262</span> if (lFamLength != rFamLength) {<a name="line.262"></a>
+<span class="sourceLineNo">263</span> // comparing column family is enough.<a name="line.263"></a>
+<span class="sourceLineNo">264</span> return compareFamilies(left, right);<a name="line.264"></a>
+<span class="sourceLineNo">265</span> }<a name="line.265"></a>
+<span class="sourceLineNo">266</span> // Compare cf:qualifier<a name="line.266"></a>
+<span class="sourceLineNo">267</span> int diff = compareColumns(left, right);<a name="line.267"></a>
+<span class="sourceLineNo">268</span> if (diff != 0) {<a name="line.268"></a>
+<span class="sourceLineNo">269</span> return diff;<a name="line.269"></a>
+<span class="sourceLineNo">270</span> }<a name="line.270"></a>
+<span class="sourceLineNo">271</span><a name="line.271"></a>
+<span class="sourceLineNo">272</span> diff = compareTimestamps(left.getTimestamp(), right.getTimestamp());<a name="line.272"></a>
+<span class="sourceLineNo">273</span> if (diff != 0) {<a name="line.273"></a>
+<span class="sourceLineNo">274</span> return diff;<a name="line.274"></a>
+<span class="sourceLineNo">275</span> }<a name="line.275"></a>
+<span class="sourceLineNo">276</span><a name="line.276"></a>
+<span class="sourceLineNo">277</span> // Compare types. Let the delete types sort ahead of puts; i.e. types<a name="line.277"></a>
+<span class="sourceLineNo">278</span> // of higher numbers sort before those of lesser numbers. Maximum (255)<a name="line.278"></a>
+<span class="sourceLineNo">279</span> // appears ahead of everything, and minimum (0) appears after<a name="line.279"></a>
+<span class="sourceLineNo">280</span> // everything.<a name="line.280"></a>
+<span class="sourceLineNo">281</span> return (0xff & right.getTypeByte()) - (0xff & left.getTypeByte());<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> @Override<a name="line.284"></a>
+<span class="sourceLineNo">285</span> public int compareTimestamps(final Cell left, final Cell right) {<a name="line.285"></a>
+<span class="sourceLineNo">286</span> return compareTimestamps(left.getTimestamp(), right.getTimestamp());<a name="line.286"></a>
+<span class="sourceLineNo">287</span> }<a name="line.287"></a>
+<span class="sourceLineNo">288</span><a name="line.288"></a>
+<span class="sourceLineNo">289</span> @Override<a name="line.289"></a>
+<span class="sourceLineNo">290</span> public int compareTimestamps(final long ltimestamp, final long rtimestamp) {<a name="line.290"></a>
+<span class="sourceLineNo">291</span> // Swap order we pass into compare so we get DESCENDING order.<a name="line.291"></a>
+<span class="sourceLineNo">292</span> return Long.compare(rtimestamp, ltimestamp);<a name="line.292"></a>
+<span class="sourceLineNo">293</span> }<a name="line.293"></a>
+<span class="sourceLineNo">294</span><a name="line.294"></a>
+<span class="sourceLineNo">295</span> /**<a name="line.295"></a>
+<span class="sourceLineNo">296</span> * A {@link CellComparatorImpl} for <code>hbase:meta</code> catalog table<a name="line.296"></a>
+<span class="sourceLineNo">297</span> * {@link KeyValue}s.<a name="line.297"></a>
+<span class="sourceLineNo">298</span> */<a name="line.298"></a>
+<span class="sourceLineNo">299</span> public static class MetaCellComparator extends CellComparatorImpl {<a name="line.299"></a>
+<span class="sourceLineNo">300</span> // TODO: Do we need a ByteBufferKeyValue version of this?<a name="line.300"></a>
+<span class="sourceLineNo">301</span> @Override<a name="line.301"></a>
+<span class="sourceLineNo">302</span> public int compareRows(final Cell left, final Cell right) {<a name="line.302"></a>
+<span class="sourceLineNo">303</span> return compareRows(left.getRowArray(), left.getRowOffset(), left.getRowLength(),<a name="line.303"></a>
+<span class="sourceLineNo">304</span> right.getRowArray(), right.getRowOffset(), right.getRowLength());<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> @Override<a name="line.307"></a>
+<span class="sourceLineNo">308</span> public int compareRows(Cell left, byte[] right, int roffset, int rlength) {<a name="line.308"></a>
+<span class="sourceLineNo">309</span> return compareRows(left.getRowArray(), left.getRowOffset(), left.getRowLength(), right,<a name="line.309"></a>
+<span class="sourceLineNo">310</span> roffset, rlength);<a name="line.310"></a>
+<span class="sourceLineNo">311</span> }<a name="line.311"></a>
<span class="sourceLineNo">312</span><a name="line.312"></a>
-<span class="sourceLineNo">313</span> @Override<a name="line.313"></a>
-<span class="sourceLineNo">314</span> public final int compareWithoutRow(final Cell left, final Cell right) {<a name="line.314"></a>
-<span class="sourceLineNo">315</span> // If the column is not specified, the "minimum" key type appears the<a name="line.315"></a>
-<span class="sourceLineNo">316</span> // latest in the sorted order, regardless of the timestamp. This is used<a name="line.316"></a>
-<span class="sourceLineNo">317</span> // for specifying the last key/value in a given row, because there is no<a name="line.317"></a>
-<span class="sourceLineNo">318</span> // "lexicographically last column" (it would be infinitely long). The<a name="line.318"></a>
-<span class="sourceLineNo">319</span> // "maximum" key type does not need this behavior.<a name="line.319"></a>
-<span class="sourceLineNo">320</span> // Copied from KeyValue. This is bad in that we can't do memcmp w/ special rules like this.<a name="line.320"></a>
-<span class="sourceLineNo">321</span> int lFamLength = left.getFamilyLength();<a name="line.321"></a>
-<span class="sourceLineNo">322</span> int rFamLength = right.getFamilyLength();<a name="line.322"></a>
-<span class="sourceLineNo">323</span> int lQualLength = left.getQualifierLength();<a name="line.323"></a>
-<span class="sourceLineNo">324</span> int rQualLength = right.getQualifierLength();<a name="line.324"></a>
-<span class="sourceLineNo">325</span> if (lFamLength + lQualLength == 0<a name="line.325"></a>
-<span class="sourceLineNo">326</span> && left.getTypeByte() == Type.Minimum.getCode()) {<a name="line.326"></a>
-<span class="sourceLineNo">327</span> // left is "bigger", i.e. it appears later in the sorted order<a name="line.327"></a>
-<span class="sourceLineNo">328</span> return 1;<a name="line.328"></a>
-<span class="sourceLineNo">329</span> }<a name="line.329"></a>
-<span class="sourceLineNo">330</span> if (rFamLength + rQualLength == 0<a name="line.330"></a>
-<span class="sourceLineNo">331</span> && right.getTypeByte() == Type.Minimum.getCode()) {<a name="line.331"></a>
-<span class="sourceLineNo">332</span> return -1;<a name="line.332"></a>
-<span class="sourceLineNo">333</span> }<a name="line.333"></a>
-<span class="sourceLineNo">334</span> if (lFamLength != rFamLength) {<a name="line.334"></a>
-<span class="sourceLineNo">335</span> // comparing column family is enough.<a name="line.335"></a>
-<span class="sourceLineNo">336</span> return compareFamilies(left, right);<a name="line.336"></a>
-<span class="sourceLineNo">337</span> }<a name="line.337"></a>
-<span class="sourceLineNo">338</span> // Compare cf:qualifier<a name="line.338"></a>
-<span class="sourceLineNo">339</span> int diff = compareColumns(left, right);<a name="line.339"></a>
-<span class="sourceLineNo">340</span> if (diff != 0) {<a name="line.340"></a>
-<span class="sourceLineNo">341</span> return diff;<a name="line.341"></a>
-<span class="sourceLineNo">342</span> }<a name="line.342"></a>
-<span class="sourceLineNo">343</span><a name="line.343"></a>
-<span class="sourceLineNo">344</span> diff = compareTimestamps(left, right);<a name="line.344"></a>
-<span class="sourceLineNo">345</span> if (diff != 0) {<a name="line.345"></a>
-<span class="sourceLineNo">346</span> return diff;<a name="line.346"></a>
-<span class="sourceLineNo">347</span> }<a name="line.347"></a>
-<span class="sourceLineNo">348</span><a name="line.348"></a>
-<span class="sourceLineNo">349</span> // Compare types. Let the delete types sort ahead of puts; i.e. types<a name="line.349"></a>
-<span class="sourceLineNo">350</span> // of higher numbers sort before those of lesser numbers. Maximum (255)<a name="line.350"></a>
-<span class="sourceLineNo">351</span> // appears ahead of everything, and minimum (0) appears after<a name="line.351"></a>
-<span class="sourceLineNo">352</span> // everything.<a name="line.352"></a>
-<span class="sourceLineNo">353</span> return (0xff & right.getTypeByte()) - (0xff & left.getTypeByte());<a name="line.353"></a>
-<span class="sourceLineNo">354</span> }<a name="line.354"></a>
-<span class="sourceLineNo">355</span><a name="line.355"></a>
-<span class="sourceLineNo">356</span> @Override<a name="line.356"></a>
-<span class="sourceLineNo">357</span> public int compareTimestamps(final Cell left, final Cell right) {<a name="line.357"></a>
-<span class="sourceLineNo">358</span> return compareTimestampsInternal(left.getTimestamp(), right.getTimestamp());<a name="line.358"></a>
-<span class="sourceLineNo">359</span> }<a name="line.359"></a>
-<span class="sourceLineNo">360</span><a name="line.360"></a>
-<span class="sourceLineNo">361</span> @Override<a name="line.361"></a>
-<span class="sourceLineNo">362</span> public int compareTimestamps(final long ltimestamp, final long rtimestamp) {<a name="line.362"></a>
-<span class="sourceLineNo">363</span> return compareTimestampsInternal(ltimestamp, rtimestamp);<a name="line.363"></a>
-<span class="sourceLineNo">364</span> }<a name="line.364"></a>
-<span class="sourceLineNo">365</span><a name="line.365"></a>
-<span class="sourceLineNo">366</span> private static final int compareTimestampsInternal(final long ltimestamp, final long rtimestamp) {<a name="line.366"></a>
-<span class="sourceLineNo">367</span> // Swap the times so sort is newest to oldest, descending.<a name="line.367"></a>
-<span class="sourceLineNo">368</span> return Long.compare(rtimestamp, ltimestamp);<a name="line.368"></a>
-<span class="sourceLineNo">369</span> }<a name="line.369"></a>
-<span class="sourceLineNo">370</span><a name="line.370"></a>
-<span class="sourceLineNo">371</span> /**<a name="line.371"></a>
-<span class="sourceLineNo">372</span> * A {@link CellComparatorImpl} for <code>hbase:meta</code> catalog table<a name="line.372"></a>
-<span class="sourceLineNo">373</span> * {@link KeyValue}s.<a name="line.373"></a>
-<span class="sourceLineNo">374</span> */<a name="line.374"></a>
-<span class="sourceLineNo">375</span> public static class MetaCellComparator extends CellComparatorImpl {<a name="line.375"></a>
-<span class="sourceLineNo">376</span> @Override<a name="line.376"></a>
-<span class="sourceLineNo">377</span> public int compareRows(final Cell left, final Cell right) {<a name="line.377"></a>
-<span class="sourceLineNo">378</span> return compareRows(left.getRowArray(), left.getRowOffset(), left.getRowLength(),<a name="line.378"></a>
-<span class="sourceLineNo">379</span> right.getRowArray(), right.getRowOffset(), right.getRowLength());<a name="line.379"></a>
-<span class="sourceLineNo">380</span> }<a name="line.380"></a>
-<span class="sourceLineNo">381</span><a name="line.381"></a>
-<span class="sourceLineNo">382</span> @Override<a name="line.382"></a>
-<span class="sourceLineNo">383</span> public int compareRows(Cell left, byte[] right, int roffset, int rlength) {<a name="line.383"></a>
-<span class="sourceLineNo">384</span> return compareRows(left.getRowArray(), left.getRowOffset(), left.getRowLength(), right,<a name="line.384"></a>
-<span class="sourceLineNo">385</span> roffset, rlength);<a name="line.385"></a>
-<span class="sourceLineNo">386</span> }<a name="line.386"></a>
-<span class="sourceLineNo">387</span><a name="line.387"></a>
-<span class="sourceLineNo">388</span> @Override<a name="line.388"></a>
-<span class="sourceLineNo">389</span> public int compare(final Cell a, final Cell b, boolean ignoreSequenceid) {<a name="line.389"></a>
-<span class="sourceLineNo">390</span> int diff = compareRows(a, b);<a name="line.390"></a>
-<span class="sourceLineNo">391</span> if (diff != 0) {<a name="line.391"></a>
-<span class="sourceLineNo">392</span> return diff;<a name="line.392"></a>
-<span class="sourceLineNo">393</span> }<a name="line.393"></a>
-<span class="sourceLineNo">394</span><a name="line.394"></a>
-<span class="sourceLineNo">395</span> diff = compareWithoutRow(a, b);<a name="line.395"></a>
-<span class="sourceLineNo">396</span> if (diff != 0) {<a name="line.396"></a>
-<span class="sourceLineNo">397</span> return diff;<a name="line.397"></a>
-<span class="sourceLineNo">398</span> }<a name="line.398"></a>
-<span class="sourceLineNo">399</span><a name="line.399"></a>
-<span class="sourceLineNo">400</span> // Negate following comparisons so later edits show up first mvccVersion: later sorts first<a name="line.400"></a>
-<span class="sourceLineNo">401</span> return ignoreSequenceid? diff: Longs.compare(b.getSequenceId(), a.getSequenceId());<a name="line.401"></a>
-<span class="sourceLineNo">402</span> }<a name="line.402"></a>
-<span class="sourceLineNo">403</span><a name="line.403"></a>
-<span class="sourceLineNo">404</span> private static int compareRows(byte[] left, int loffset, int llength, byte[] right, int roffset,<a name="line.404"></a>
-<span class="sourceLineNo">405</span> int rlength) {<a name="line.405"></a>
-<span class="sourceLineNo">406</span> int leftDelimiter = Bytes.searchDelimiterIndex(left, loffset, llength, HConstants.DELIMITER);<a name="line.406"></a>
-<span class="sourceLineNo">407</span> int rightDelimiter = Bytes<a name="line.407"></a>
-<span class="sourceLineNo">408</span> .searchDelimiterIndex(right, roffset, rlength, HConstants.DELIMITER);<a name="line.408"></a>
-<span class="sourceLineNo">409</span> // Compare up to the delimiter<a name="line.409"></a>
-<span class="sourceLineNo">410</span> int lpart = (leftDelimiter < 0 ? llength : leftDelimiter - loffset);<a name="line.410"></a>
-<span class="sourceLineNo">411</span> int rpart = (rightDelimiter < 0 ? rlength : rightDelimiter - roffset);<a name="line.411"></a>
-<span class="sourceLineNo">412</span> int result = Bytes.compareTo(left, loffset, lpart, right, roffset, rpart);<a name="line.412"></a>
-<span class="sourceLineNo">413</span> if (result != 0) {<a name="line.413"></a>
-<span class="sourceLineNo">414</span> return result;<a name="line.414"></a>
-<span class="sourceLineNo">415</span> } else {<a name="line.415"></a>
-<span class="sourceLineNo">416</span> if (leftDelimiter < 0 && rightDelimiter >= 0) {<a name="line.416"></a>
-<span class="sourceLineNo">417</span> return -1;<a name="line.417"></a>
-<span class="sourceLineNo">418</span> } else if (rightDelimiter < 0 && leftDelimiter >= 0) {<a name="line.418"></a>
-<span class="sourceLineNo">419</span> return 1;<a name="line.419"></a>
-<span class="sourceLineNo">420</span> } else if (leftDelimiter < 0 && rightDelimiter < 0) {<a name="line.420"></a>
-<span class="sourceLineNo">421</span> return 0;<a name="line.421"></a>
-<span class="sourceLineNo">422</span> }<a name="line.422"></a>
-<span class="sourceLineNo">423</span> }<a name="line.423"></a>
-<span class="sourceLineNo">424</span> // Compare middle bit of the row.<a name="line.424"></a>
-<span class="sourceLineNo">425</span> // Move past delimiter<a name="line.425"></a>
-<span class="sourceLineNo">426</span> leftDelimiter++;<a name="line.426"></a>
-<span class="sourceLineNo">427</span> rightDelimiter++;<a name="line.427"></a>
-<span class="sourceLineNo">428</span> int leftFarDelimiter = Bytes.searchDelimiterIndexInReverse(left, leftDelimiter, llength<a name="line.428"></a>
-<span class="sourceLineNo">429</span> - (leftDelimiter - loffset), HConstants.DELIMITER);<a name="line.429"></a>
-<span class="sourceLineNo">430</span> int rightFarDelimiter = Bytes.searchDelimiterIndexInReverse(right, rightDelimiter, rlength<a name="line.430"></a>
-<span class="sourceLineNo">431</span> - (rightDelimiter - roffset), HConstants.DELIMITER);<a name="line.431"></a>
-<span class="sourceLineNo">432</span> // Now compare middlesection of row.<a name="line.432"></a>
-<span class="sourceLineNo">433</span> lpart = (leftFarDelimiter < 0 ? llength + loffset : leftFarDelimiter) - leftDelimiter;<a name="line.433"></a>
-<span class="sourceLineNo">434</span> rpart = (rightFarDelimiter < 0 ? rlength + roffset : rightFarDelimiter) - rightDelimiter;<a name="line.434"></a>
-<span class="sourceLineNo">435</span> result = Bytes.compareTo(left, leftDelimiter, lpart, right, rightDelimiter, rpart);<a name="line.435"></a>
-<span class="sourceLineNo">436</span> if (result != 0) {<a name="line.436"></a>
-<span class="sourceLineNo">437</span> return result;<a name="line.437"></a>
-<span class="sourceLineNo">438</span> } else {<a name="line.438"></a>
-<span class="sourceLineNo">439</span> if (leftDelimiter < 0 && rightDelimiter >= 0) {<a name="line.439"></a>
-<span class="sourceLineNo">440</span> return -1;<a name="line.440"></a>
-<span class="sourceLineNo">441</span> } else if (rightDelimiter < 0 && leftDelimiter >= 0) {<a name="line.441"></a>
-<span class="sourceLineNo">442</span> return 1;<a name="line.442"></a>
-<span class="sourceLineNo">443</span> } else if (leftDelimiter < 0 && rightDelimiter < 0) {<a name="line.443"></a>
-<span class="sourceLineNo">444</span> return 0;<a name="line.444"></a>
-<span class="sourceLineNo">445</span> }<a name="line.445"></a>
-<span class="sourceLineNo">446</span> }<a name="line.446"></a>
-<span class="sourceLineNo">447</span> // Compare last part of row, the rowid.<a name="line.447"></a>
-<span class="sourceLineNo">448</span> leftFarDelimiter++;<a name="line.448"></a>
-<span class="sourceLineNo">449</span> rightFarDelimiter++;<a name="line.449"></a>
-<span class="sourceLineNo">450</span> result = Bytes.compareTo(left, leftFarDelimiter, llength - (leftFarDelimiter - loffset),<a name="line.450"></a>
-<span class="sourceLineNo">451</span> right, rightFarDelimiter, rlength - (rightFarDelimiter - roffset));<a name="line.451"></a>
-<span class="sourceLineNo">452</span> return result;<a name="line.452"></a>
-<span class="sourceLineNo">453</span> }<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">313</span> @Override<a name="line.313"></a>
+<span class="sourceLineNo">314</span> public int compare(final Cell a, final Cell b, boolean ignoreSequenceid) {<a name="line.314"></a>
+<span class="sourceLineNo">315</span> int diff = compareRows(a, b);<a name="line.315"></a>
+<span class="sourceLineNo">316</span> if (diff != 0) {<a name="line.316"></a>
+<span class="sourceLineNo">317</span> return diff;<a name="line.317"></a>
+<span class="sourceLineNo">318</span> }<a name="line.318"></a>
+<span class="sourceLineNo">319</span><a name="line.319"></a>
+<span class="sourceLineNo">320</span> diff = compareWithoutRow(a, b);<a name="line.320"></a>
+<span class="sourceLineNo">321</span> if (diff != 0) {<a name="line.321"></a>
+<span class="sourceLineNo">322</span> return diff;<a name="line.322"></a>
+<span class="sourceLineNo">323</span> }<a name="line.323"></a>
+<span class="sourceLineNo">324</span><a name="line.324"></a>
+<span class="sourceLineNo">325</span> // Negate following comparisons so later edits show up first mvccVersion: later sorts first<a name="line.325"></a>
+<span class="sourceLineNo">326</span> return ignoreSequenceid? diff: Longs.compare(b.getSequenceId(), a.getSequenceId());<a name="line.326"></a>
+<span class="sourceLineNo">327</span> }<a name="line.327"></a>
+<span class="sourceLineNo">328</span><a name="line.328"></a>
+<span class="sourceLineNo">329</span> private static int compareRows(byte[] left, int loffset, int llength, byte[] right, int roffset,<a name="line.329"></a>
+<span class="sourceLineNo">330</span> int rlength) {<a name="line.330"></a>
+<span class="sourceLineNo">331</span> int leftDelimiter = Bytes.searchDelimiterIndex(left, loffset, llength, HConstants.DELIMITER);<a name="line.331"></a>
+<span class="sourceLineNo">332</span> int rightDelimiter = Bytes<a name="line.332"></a>
+<span class="sourceLineNo">333</span> .searchDelimiterIndex(right, roffset, rlength, HConstants.DELIMITER);<a name="line.333"></a>
+<span class="sourceLineNo">334</span> // Compare up to the delimiter<a name="line.334"></a>
+<span class="sourceLineNo">335</span> int lpart = (leftDelimiter < 0 ? llength : leftDelimiter - loffset);<a name="line.335"></a>
+<span class="sourceLineNo">336</span> int rpart = (rightDelimiter < 0 ? rlength : rightDelimiter - roffset);<a name="line.336"></a>
+<span class="sourceLineNo">337</span> int result = Bytes.compareTo(left, loffset, lpart, right, roffset, rpart);<a name="line.337"></a>
+<span class="sourceLineNo">338</span> if (result != 0) {<a name="line.338"></a>
+<span class="sourceLineNo">339</span> return result;<a name="line.339"></a>
+<span class="sourceLineNo">340</span> } else {<a name="line.340"></a>
+<span class="sourceLineNo">341</span> if (leftDelimiter < 0 && rightDelimiter >= 0) {<a name="line.341"></a>
+<span class="sourceLineNo">342</span> return -1;<a name="line.342"></a>
+<span class="sourceLineNo">343</span> } else if (rightDelimiter < 0 && leftDelimiter >= 0) {<a name="line.343"></a>
+<span class="sourceLineNo">344</span> return 1;<a name="line.344"></a>
+<span class="sourceLineNo">345</span> } else if (leftDelimiter < 0 && rightDelimiter < 0) {<a name="line.345"></a>
+<span class="sourceLineNo">346</span> return 0;<a name="line.346"></a>
+<span class="sourceLineNo">347</span> }<a name="line.347"></a>
+<span class="sourceLineNo">348</span> }<a name="line.348"></a>
+<span class="sourceLineNo">349</span> // Compare middle bit of the row.<a name="line.349"></a>
+<span class="sourceLineNo">350</span> // Move past delimiter<a name="line.350"></a>
+<span class="sourceLineNo">351</span> leftDelimiter++;<a name="line.351"></a>
+<span class="sourceLineNo">352</span> rightDelimiter++;<a name="line.352"></a>
+<span class="sourceLineNo">353</span> int leftFarDelimiter = Bytes.searchDelimiterIndexInReverse(left, leftDelimiter, llength<a name="line.353"></a>
+<span class="sourceLineNo">354</span> - (leftDelimiter - loffset), HConstants.DELIMITER);<a name="line.354"></a>
+<span class="sourceLineNo">355</span> int rightFarDelimiter = Bytes.searchDelimiterIndexInReverse(right, rightDelimiter, rlength<a name="line.355"></a>
+<span class="sourceLineNo">356</span> - (rightDelimiter - roffset), HConstants.DELIMITER);<a name="line.356"></a>
+<span class="sourceLineNo">357</span> // Now compare middlesection of row.<a name="line.357"></a>
+<span class="sourceLineNo">358</span> lpart = (leftFarDelimiter < 0 ? llength + loffset : leftFarDelimiter) - leftDelimiter;<a name="line.358"></a>
+<span class="sourceLineNo">359</span> rpart = (rightFarDelimiter < 0 ? rlength + roffset : rightFarDelimiter) - rightDelimiter;<a name="line.359"></a>
+<span class="sourceLineNo">360</span> result = Bytes.compareTo(left, leftDelimiter, lpart, right, rightDelimiter, rpart);<a name="line.360"></a>
+<span class="sourceLineNo">361</span> if (result != 0) {<a name="line.361"></a>
+<span class="sourceLineNo">362</span> return result;<a name="line.362"></a>
+<span class="sourceLineNo">363</span> } else {<a name="line.363"></a>
+<span class="sourceLineNo">364</span> if (leftDelimiter < 0 && rightDelimiter >= 0) {<a name="line.364"></a>
+<span class="sourceLineNo">365</span> return -1;<a name="line.365"></a>
+<span class="sourceLineNo">366</span> } else if (rightDelimiter < 0 && leftDelimiter >= 0) {<a name="line.366"></a>
+<span class="sourceLineNo">367</span> return 1;<a name="line.367"></a>
+<span class="sourceLineNo">368</span> } else if (leftDelimiter < 0 && rightDelimiter < 0) {<a name="line.368"></a>
+<span class="sourceLineNo">369</span> return 0;<a name="line.369"></a>
+<span class="sourceLineNo">370</span> }<a name="line.370"></a>
+<span class="sourceLineNo">371</span> }<a name="line.371"></a>
+<span class="sourceLineNo">372</span> // Compare last part of row, the rowid.<a name="line.372"></a>
+<span class="sourceLineNo">373</span> leftFarDelimiter++;<a name="line.373"></a>
+<span class="sourceLineNo">374</span> rightFarDelimiter++;<a name="line.374"></a>
+<span class="sourceLineNo">375</span> result = Bytes.compareTo(left, leftFarDelimiter, llength - (leftFarDelimiter - loffset),<a name="line.375"></a>
+<span class="sourceLineNo">376</span> right, rightFarDelimiter, rlength - (rightFarDelimiter - roffset));<a name="line.376"></a>
+<span class="sourceLineNo">377</span> return result;<a name="line.377"></a>
+<span class="sourceLineNo">378</span> }<a name="line.378"></a>
+<span class="sourceLineNo">379</span><a name="line.379"></a>
+<span class="sourceLineNo">380</span> @Override<a name="line.380"></a>
+<span class="sourceLineNo">381</span> public Comparator getSimpleComparator() {<a name="line.381"></a>
+<span class="sourceLineNo">382</span> return this;<a name="line.382"></a>
+<span class="sourceLineNo">383</span> }<a name="line.383"></a>
+<span class="sourceLineNo">384</span> }<a name="line.384"></a>
+<span class="sourceLineNo">385</span><a name="line.385"></a>
+<span class="sourceLineNo">386</span> @Override<a name="line.386"></a>
+<span class="sourceLineNo">387</span> public Comparator getSimpleComparator() {<a name="line.387"></a>
+<span class="sourceLineNo">388</span> return new BBKVComparator(this);<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>