hbase-commits mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From st...@apache.org
Subject [33/52] [partial] hbase-site git commit: Published site at 7763dd6688254d37ad611f5d290db47c83cf93d3.
Date Fri, 17 Feb 2017 23:43:15 GMT
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/ce958bce/apidocs/src-html/org/apache/hadoop/hbase/client/Result.html
----------------------------------------------------------------------
diff --git a/apidocs/src-html/org/apache/hadoop/hbase/client/Result.html b/apidocs/src-html/org/apache/hadoop/hbase/client/Result.html
index c1efaa7..1a6b0c2 100644
--- a/apidocs/src-html/org/apache/hadoop/hbase/client/Result.html
+++ b/apidocs/src-html/org/apache/hadoop/hbase/client/Result.html
@@ -48,913 +48,927 @@
 <span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.KeyValueUtil;<a name="line.40"></a>
 <span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.classification.InterfaceAudience;<a name="line.41"></a>
 <span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.classification.InterfaceStability;<a name="line.42"></a>
-<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.ClientProtos;<a name="line.43"></a>
-<span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.44"></a>
-<span class="sourceLineNo">045</span><a name="line.45"></a>
-<span class="sourceLineNo">046</span>/**<a name="line.46"></a>
-<span class="sourceLineNo">047</span> * Single row result of a {@link Get} or {@link Scan} query.&lt;p&gt;<a name="line.47"></a>
-<span class="sourceLineNo">048</span> *<a name="line.48"></a>
-<span class="sourceLineNo">049</span> * This class is &lt;b&gt;NOT THREAD SAFE&lt;/b&gt;.&lt;p&gt;<a name="line.49"></a>
-<span class="sourceLineNo">050</span> *<a name="line.50"></a>
-<span class="sourceLineNo">051</span> * Convenience methods are available that return various {@link Map}<a name="line.51"></a>
-<span class="sourceLineNo">052</span> * structures and values directly.&lt;p&gt;<a name="line.52"></a>
-<span class="sourceLineNo">053</span> *<a name="line.53"></a>
-<span class="sourceLineNo">054</span> * To get a complete mapping of all cells in the Result, which can include<a name="line.54"></a>
-<span class="sourceLineNo">055</span> * multiple families and multiple versions, use {@link #getMap()}.&lt;p&gt;<a name="line.55"></a>
-<span class="sourceLineNo">056</span> *<a name="line.56"></a>
-<span class="sourceLineNo">057</span> * To get a mapping of each family to its columns (qualifiers and values),<a name="line.57"></a>
-<span class="sourceLineNo">058</span> * including only the latest version of each, use {@link #getNoVersionMap()}.<a name="line.58"></a>
-<span class="sourceLineNo">059</span> *<a name="line.59"></a>
-<span class="sourceLineNo">060</span> * To get a mapping of qualifiers to latest values for an individual family use<a name="line.60"></a>
-<span class="sourceLineNo">061</span> * {@link #getFamilyMap(byte[])}.&lt;p&gt;<a name="line.61"></a>
-<span class="sourceLineNo">062</span> *<a name="line.62"></a>
-<span class="sourceLineNo">063</span> * To get the latest value for a specific family and qualifier use<a name="line.63"></a>
-<span class="sourceLineNo">064</span> * {@link #getValue(byte[], byte[])}.<a name="line.64"></a>
-<span class="sourceLineNo">065</span> *<a name="line.65"></a>
-<span class="sourceLineNo">066</span> * A Result is backed by an array of {@link Cell} objects, each representing<a name="line.66"></a>
-<span class="sourceLineNo">067</span> * an HBase cell defined by the row, family, qualifier, timestamp, and value.&lt;p&gt;<a name="line.67"></a>
-<span class="sourceLineNo">068</span> *<a name="line.68"></a>
-<span class="sourceLineNo">069</span> * The underlying {@link Cell} objects can be accessed through the method {@link #listCells()}.<a name="line.69"></a>
-<span class="sourceLineNo">070</span> * This will create a List from the internal Cell []. Better is to exploit the fact that<a name="line.70"></a>
-<span class="sourceLineNo">071</span> * a new Result instance is a primed {@link CellScanner}; just call {@link #advance()} and<a name="line.71"></a>
-<span class="sourceLineNo">072</span> * {@link #current()} to iterate over Cells as you would any {@link CellScanner}.<a name="line.72"></a>
-<span class="sourceLineNo">073</span> * Call {@link #cellScanner()} to reset should you need to iterate the same Result over again<a name="line.73"></a>
-<span class="sourceLineNo">074</span> * ({@link CellScanner}s are one-shot).<a name="line.74"></a>
-<span class="sourceLineNo">075</span> *<a name="line.75"></a>
-<span class="sourceLineNo">076</span> * If you need to overwrite a Result with another Result instance -- as in the old 'mapred'<a name="line.76"></a>
-<span class="sourceLineNo">077</span> * RecordReader next invocations -- then create an empty Result with the null constructor and<a name="line.77"></a>
-<span class="sourceLineNo">078</span> * in then use {@link #copyFrom(Result)}<a name="line.78"></a>
-<span class="sourceLineNo">079</span> */<a name="line.79"></a>
-<span class="sourceLineNo">080</span>@InterfaceAudience.Public<a name="line.80"></a>
-<span class="sourceLineNo">081</span>@InterfaceStability.Stable<a name="line.81"></a>
-<span class="sourceLineNo">082</span>public class Result implements CellScannable, CellScanner {<a name="line.82"></a>
-<span class="sourceLineNo">083</span>  private Cell[] cells;<a name="line.83"></a>
-<span class="sourceLineNo">084</span>  private Boolean exists; // if the query was just to check existence.<a name="line.84"></a>
-<span class="sourceLineNo">085</span>  private boolean stale = false;<a name="line.85"></a>
-<span class="sourceLineNo">086</span><a name="line.86"></a>
-<span class="sourceLineNo">087</span>  /**<a name="line.87"></a>
-<span class="sourceLineNo">088</span>   * Partial results do not contain the full row's worth of cells. The result had to be returned in<a name="line.88"></a>
-<span class="sourceLineNo">089</span>   * parts because the size of the cells in the row exceeded the RPC result size on the server.<a name="line.89"></a>
-<span class="sourceLineNo">090</span>   * Partial results must be combined client side with results representing the remainder of the<a name="line.90"></a>
-<span class="sourceLineNo">091</span>   * row's cells to form the complete result. Partial results and RPC result size allow us to avoid<a name="line.91"></a>
-<span class="sourceLineNo">092</span>   * OOME on the server when servicing requests for large rows. The Scan configuration used to<a name="line.92"></a>
-<span class="sourceLineNo">093</span>   * control the result size on the server is {@link Scan#setMaxResultSize(long)} and the default<a name="line.93"></a>
-<span class="sourceLineNo">094</span>   * value can be seen here: {@link HConstants#DEFAULT_HBASE_CLIENT_SCANNER_MAX_RESULT_SIZE}<a name="line.94"></a>
-<span class="sourceLineNo">095</span>   */<a name="line.95"></a>
-<span class="sourceLineNo">096</span>  private boolean partial = false;<a name="line.96"></a>
-<span class="sourceLineNo">097</span>  // We're not using java serialization.  Transient here is just a marker to say<a name="line.97"></a>
-<span class="sourceLineNo">098</span>  // that this is where we cache row if we're ever asked for it.<a name="line.98"></a>
-<span class="sourceLineNo">099</span>  private transient byte [] row = null;<a name="line.99"></a>
-<span class="sourceLineNo">100</span>  // Ditto for familyMap.  It can be composed on fly from passed in kvs.<a name="line.100"></a>
-<span class="sourceLineNo">101</span>  private transient NavigableMap&lt;byte[], NavigableMap&lt;byte[], NavigableMap&lt;Long, byte[]&gt;&gt;&gt;<a name="line.101"></a>
-<span class="sourceLineNo">102</span>      familyMap = null;<a name="line.102"></a>
+<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.43"></a>
+<span class="sourceLineNo">044</span><a name="line.44"></a>
+<span class="sourceLineNo">045</span>/**<a name="line.45"></a>
+<span class="sourceLineNo">046</span> * Single row result of a {@link Get} or {@link Scan} query.&lt;p&gt;<a name="line.46"></a>
+<span class="sourceLineNo">047</span> *<a name="line.47"></a>
+<span class="sourceLineNo">048</span> * This class is &lt;b&gt;NOT THREAD SAFE&lt;/b&gt;.&lt;p&gt;<a name="line.48"></a>
+<span class="sourceLineNo">049</span> *<a name="line.49"></a>
+<span class="sourceLineNo">050</span> * Convenience methods are available that return various {@link Map}<a name="line.50"></a>
+<span class="sourceLineNo">051</span> * structures and values directly.&lt;p&gt;<a name="line.51"></a>
+<span class="sourceLineNo">052</span> *<a name="line.52"></a>
+<span class="sourceLineNo">053</span> * To get a complete mapping of all cells in the Result, which can include<a name="line.53"></a>
+<span class="sourceLineNo">054</span> * multiple families and multiple versions, use {@link #getMap()}.&lt;p&gt;<a name="line.54"></a>
+<span class="sourceLineNo">055</span> *<a name="line.55"></a>
+<span class="sourceLineNo">056</span> * To get a mapping of each family to its columns (qualifiers and values),<a name="line.56"></a>
+<span class="sourceLineNo">057</span> * including only the latest version of each, use {@link #getNoVersionMap()}.<a name="line.57"></a>
+<span class="sourceLineNo">058</span> *<a name="line.58"></a>
+<span class="sourceLineNo">059</span> * To get a mapping of qualifiers to latest values for an individual family use<a name="line.59"></a>
+<span class="sourceLineNo">060</span> * {@link #getFamilyMap(byte[])}.&lt;p&gt;<a name="line.60"></a>
+<span class="sourceLineNo">061</span> *<a name="line.61"></a>
+<span class="sourceLineNo">062</span> * To get the latest value for a specific family and qualifier use<a name="line.62"></a>
+<span class="sourceLineNo">063</span> * {@link #getValue(byte[], byte[])}.<a name="line.63"></a>
+<span class="sourceLineNo">064</span> *<a name="line.64"></a>
+<span class="sourceLineNo">065</span> * A Result is backed by an array of {@link Cell} objects, each representing<a name="line.65"></a>
+<span class="sourceLineNo">066</span> * an HBase cell defined by the row, family, qualifier, timestamp, and value.&lt;p&gt;<a name="line.66"></a>
+<span class="sourceLineNo">067</span> *<a name="line.67"></a>
+<span class="sourceLineNo">068</span> * The underlying {@link Cell} objects can be accessed through the method {@link #listCells()}.<a name="line.68"></a>
+<span class="sourceLineNo">069</span> * This will create a List from the internal Cell []. Better is to exploit the fact that<a name="line.69"></a>
+<span class="sourceLineNo">070</span> * a new Result instance is a primed {@link CellScanner}; just call {@link #advance()} and<a name="line.70"></a>
+<span class="sourceLineNo">071</span> * {@link #current()} to iterate over Cells as you would any {@link CellScanner}.<a name="line.71"></a>
+<span class="sourceLineNo">072</span> * Call {@link #cellScanner()} to reset should you need to iterate the same Result over again<a name="line.72"></a>
+<span class="sourceLineNo">073</span> * ({@link CellScanner}s are one-shot).<a name="line.73"></a>
+<span class="sourceLineNo">074</span> *<a name="line.74"></a>
+<span class="sourceLineNo">075</span> * If you need to overwrite a Result with another Result instance -- as in the old 'mapred'<a name="line.75"></a>
+<span class="sourceLineNo">076</span> * RecordReader next invocations -- then create an empty Result with the null constructor and<a name="line.76"></a>
+<span class="sourceLineNo">077</span> * in then use {@link #copyFrom(Result)}<a name="line.77"></a>
+<span class="sourceLineNo">078</span> */<a name="line.78"></a>
+<span class="sourceLineNo">079</span>@InterfaceAudience.Public<a name="line.79"></a>
+<span class="sourceLineNo">080</span>@InterfaceStability.Stable<a name="line.80"></a>
+<span class="sourceLineNo">081</span>public class Result implements CellScannable, CellScanner {<a name="line.81"></a>
+<span class="sourceLineNo">082</span>  private Cell[] cells;<a name="line.82"></a>
+<span class="sourceLineNo">083</span>  private Boolean exists; // if the query was just to check existence.<a name="line.83"></a>
+<span class="sourceLineNo">084</span>  private boolean stale = false;<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>   * See {@link #mayHaveMoreCellsInRow()}. And please notice that, The client side implementation<a name="line.87"></a>
+<span class="sourceLineNo">088</span>   * should also check for row key change to determine if a Result is the last one for a row.<a name="line.88"></a>
+<span class="sourceLineNo">089</span>   */<a name="line.89"></a>
+<span class="sourceLineNo">090</span>  private boolean mayHaveMoreCellsInRow = false;<a name="line.90"></a>
+<span class="sourceLineNo">091</span>  // We're not using java serialization.  Transient here is just a marker to say<a name="line.91"></a>
+<span class="sourceLineNo">092</span>  // that this is where we cache row if we're ever asked for it.<a name="line.92"></a>
+<span class="sourceLineNo">093</span>  private transient byte [] row = null;<a name="line.93"></a>
+<span class="sourceLineNo">094</span>  // Ditto for familyMap.  It can be composed on fly from passed in kvs.<a name="line.94"></a>
+<span class="sourceLineNo">095</span>  private transient NavigableMap&lt;byte[], NavigableMap&lt;byte[], NavigableMap&lt;Long, byte[]&gt;&gt;&gt;<a name="line.95"></a>
+<span class="sourceLineNo">096</span>      familyMap = null;<a name="line.96"></a>
+<span class="sourceLineNo">097</span><a name="line.97"></a>
+<span class="sourceLineNo">098</span>  private static ThreadLocal&lt;byte[]&gt; localBuffer = new ThreadLocal&lt;byte[]&gt;();<a name="line.98"></a>
+<span class="sourceLineNo">099</span>  private static final int PAD_WIDTH = 128;<a name="line.99"></a>
+<span class="sourceLineNo">100</span>  public static final Result EMPTY_RESULT = new Result(true);<a name="line.100"></a>
+<span class="sourceLineNo">101</span><a name="line.101"></a>
+<span class="sourceLineNo">102</span>  private final static int INITIAL_CELLSCANNER_INDEX = -1;<a name="line.102"></a>
 <span class="sourceLineNo">103</span><a name="line.103"></a>
-<span class="sourceLineNo">104</span>  private static ThreadLocal&lt;byte[]&gt; localBuffer = new ThreadLocal&lt;byte[]&gt;();<a name="line.104"></a>
-<span class="sourceLineNo">105</span>  private static final int PAD_WIDTH = 128;<a name="line.105"></a>
-<span class="sourceLineNo">106</span>  public static final Result EMPTY_RESULT = new Result(true);<a name="line.106"></a>
-<span class="sourceLineNo">107</span><a name="line.107"></a>
-<span class="sourceLineNo">108</span>  private final static int INITIAL_CELLSCANNER_INDEX = -1;<a name="line.108"></a>
+<span class="sourceLineNo">104</span>  /**<a name="line.104"></a>
+<span class="sourceLineNo">105</span>   * Index for where we are when Result is acting as a {@link CellScanner}.<a name="line.105"></a>
+<span class="sourceLineNo">106</span>   */<a name="line.106"></a>
+<span class="sourceLineNo">107</span>  private int cellScannerIndex = INITIAL_CELLSCANNER_INDEX;<a name="line.107"></a>
+<span class="sourceLineNo">108</span>  private RegionLoadStats stats;<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>   * Index for where we are when Result is acting as a {@link CellScanner}.<a name="line.111"></a>
-<span class="sourceLineNo">112</span>   */<a name="line.112"></a>
-<span class="sourceLineNo">113</span>  private int cellScannerIndex = INITIAL_CELLSCANNER_INDEX;<a name="line.113"></a>
-<span class="sourceLineNo">114</span>  private RegionLoadStats stats;<a name="line.114"></a>
-<span class="sourceLineNo">115</span><a name="line.115"></a>
-<span class="sourceLineNo">116</span>  private final boolean readonly;<a name="line.116"></a>
-<span class="sourceLineNo">117</span><a name="line.117"></a>
-<span class="sourceLineNo">118</span>  /**<a name="line.118"></a>
-<span class="sourceLineNo">119</span>   * Creates an empty Result w/ no KeyValue payload; returns null if you call {@link #rawCells()}.<a name="line.119"></a>
-<span class="sourceLineNo">120</span>   * Use this to represent no results if {@code null} won't do or in old 'mapred' as opposed<a name="line.120"></a>
-<span class="sourceLineNo">121</span>   * to 'mapreduce' package MapReduce where you need to overwrite a Result instance with a<a name="line.121"></a>
-<span class="sourceLineNo">122</span>   * {@link #copyFrom(Result)} call.<a name="line.122"></a>
-<span class="sourceLineNo">123</span>   */<a name="line.123"></a>
-<span class="sourceLineNo">124</span>  public Result() {<a name="line.124"></a>
-<span class="sourceLineNo">125</span>    this(false);<a name="line.125"></a>
-<span class="sourceLineNo">126</span>  }<a name="line.126"></a>
-<span class="sourceLineNo">127</span><a name="line.127"></a>
-<span class="sourceLineNo">128</span>  /**<a name="line.128"></a>
-<span class="sourceLineNo">129</span>   * Allows to construct special purpose immutable Result objects,<a name="line.129"></a>
-<span class="sourceLineNo">130</span>   * such as EMPTY_RESULT.<a name="line.130"></a>
-<span class="sourceLineNo">131</span>   * @param readonly whether this Result instance is readonly<a name="line.131"></a>
-<span class="sourceLineNo">132</span>   */<a name="line.132"></a>
-<span class="sourceLineNo">133</span>  private Result(boolean readonly) {<a name="line.133"></a>
-<span class="sourceLineNo">134</span>    this.readonly = readonly;<a name="line.134"></a>
-<span class="sourceLineNo">135</span>  }<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>   * Instantiate a Result with the specified List of KeyValues.<a name="line.138"></a>
-<span class="sourceLineNo">139</span>   * &lt;br&gt;&lt;strong&gt;Note:&lt;/strong&gt; You must ensure that the keyvalues are already sorted.<a name="line.139"></a>
-<span class="sourceLineNo">140</span>   * @param cells List of cells<a name="line.140"></a>
-<span class="sourceLineNo">141</span>   */<a name="line.141"></a>
-<span class="sourceLineNo">142</span>  public static Result create(List&lt;Cell&gt; cells) {<a name="line.142"></a>
-<span class="sourceLineNo">143</span>    return create(cells, null);<a name="line.143"></a>
-<span class="sourceLineNo">144</span>  }<a name="line.144"></a>
-<span class="sourceLineNo">145</span><a name="line.145"></a>
-<span class="sourceLineNo">146</span>  public static Result create(List&lt;Cell&gt; cells, Boolean exists) {<a name="line.146"></a>
-<span class="sourceLineNo">147</span>    return create(cells, exists, false);<a name="line.147"></a>
-<span class="sourceLineNo">148</span>  }<a name="line.148"></a>
-<span class="sourceLineNo">149</span><a name="line.149"></a>
-<span class="sourceLineNo">150</span>  public static Result create(List&lt;Cell&gt; cells, Boolean exists, boolean stale) {<a name="line.150"></a>
-<span class="sourceLineNo">151</span>    return create(cells, exists, stale, false);<a name="line.151"></a>
-<span class="sourceLineNo">152</span>  }<a name="line.152"></a>
-<span class="sourceLineNo">153</span><a name="line.153"></a>
-<span class="sourceLineNo">154</span>  public static Result create(List&lt;Cell&gt; cells, Boolean exists, boolean stale, boolean partial) {<a name="line.154"></a>
-<span class="sourceLineNo">155</span>    if (exists != null){<a name="line.155"></a>
-<span class="sourceLineNo">156</span>      return new Result(null, exists, stale, partial);<a name="line.156"></a>
-<span class="sourceLineNo">157</span>    }<a name="line.157"></a>
-<span class="sourceLineNo">158</span>    return new Result(cells.toArray(new Cell[cells.size()]), null, stale, partial);<a name="line.158"></a>
-<span class="sourceLineNo">159</span>  }<a name="line.159"></a>
-<span class="sourceLineNo">160</span><a name="line.160"></a>
-<span class="sourceLineNo">161</span>  /**<a name="line.161"></a>
-<span class="sourceLineNo">162</span>   * Instantiate a Result with the specified array of KeyValues.<a name="line.162"></a>
-<span class="sourceLineNo">163</span>   * &lt;br&gt;&lt;strong&gt;Note:&lt;/strong&gt; You must ensure that the keyvalues are already sorted.<a name="line.163"></a>
-<span class="sourceLineNo">164</span>   * @param cells array of cells<a name="line.164"></a>
-<span class="sourceLineNo">165</span>   */<a name="line.165"></a>
-<span class="sourceLineNo">166</span>  public static Result create(Cell[] cells) {<a name="line.166"></a>
-<span class="sourceLineNo">167</span>    return create(cells, null, false);<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>  public static Result create(Cell[] cells, Boolean exists, boolean stale) {<a name="line.170"></a>
-<span class="sourceLineNo">171</span>    return create(cells, exists, stale, false);<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>  public static Result create(Cell[] cells, Boolean exists, boolean stale, boolean partial) {<a name="line.174"></a>
-<span class="sourceLineNo">175</span>    if (exists != null){<a name="line.175"></a>
-<span class="sourceLineNo">176</span>      return new Result(null, exists, stale, partial);<a name="line.176"></a>
-<span class="sourceLineNo">177</span>    }<a name="line.177"></a>
-<span class="sourceLineNo">178</span>    return new Result(cells, null, stale, partial);<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>  /** Private ctor. Use {@link #create(Cell[])}. */<a name="line.181"></a>
-<span class="sourceLineNo">182</span>  private Result(Cell[] cells, Boolean exists, boolean stale, boolean partial) {<a name="line.182"></a>
-<span class="sourceLineNo">183</span>    this.cells = cells;<a name="line.183"></a>
-<span class="sourceLineNo">184</span>    this.exists = exists;<a name="line.184"></a>
-<span class="sourceLineNo">185</span>    this.stale = stale;<a name="line.185"></a>
-<span class="sourceLineNo">186</span>    this.partial = partial;<a name="line.186"></a>
-<span class="sourceLineNo">187</span>    this.readonly = false;<a name="line.187"></a>
-<span class="sourceLineNo">188</span>  }<a name="line.188"></a>
-<span class="sourceLineNo">189</span><a name="line.189"></a>
-<span class="sourceLineNo">190</span>  /**<a name="line.190"></a>
-<span class="sourceLineNo">191</span>   * Method for retrieving the row key that corresponds to<a name="line.191"></a>
-<span class="sourceLineNo">192</span>   * the row from which this Result was created.<a name="line.192"></a>
-<span class="sourceLineNo">193</span>   * @return row<a name="line.193"></a>
-<span class="sourceLineNo">194</span>   */<a name="line.194"></a>
-<span class="sourceLineNo">195</span>  public byte [] getRow() {<a name="line.195"></a>
-<span class="sourceLineNo">196</span>    if (this.row == null) {<a name="line.196"></a>
-<span class="sourceLineNo">197</span>      this.row = (this.cells == null || this.cells.length == 0) ?<a name="line.197"></a>
-<span class="sourceLineNo">198</span>          null :<a name="line.198"></a>
-<span class="sourceLineNo">199</span>          CellUtil.cloneRow(this.cells[0]);<a name="line.199"></a>
-<span class="sourceLineNo">200</span>    }<a name="line.200"></a>
-<span class="sourceLineNo">201</span>    return this.row;<a name="line.201"></a>
-<span class="sourceLineNo">202</span>  }<a name="line.202"></a>
-<span class="sourceLineNo">203</span><a name="line.203"></a>
-<span class="sourceLineNo">204</span>  /**<a name="line.204"></a>
-<span class="sourceLineNo">205</span>   * Return the array of Cells backing this Result instance.<a name="line.205"></a>
-<span class="sourceLineNo">206</span>   *<a name="line.206"></a>
-<span class="sourceLineNo">207</span>   * The array is sorted from smallest -&amp;gt; largest using the<a name="line.207"></a>
-<span class="sourceLineNo">208</span>   * {@link CellComparator#COMPARATOR}.<a name="line.208"></a>
-<span class="sourceLineNo">209</span>   *<a name="line.209"></a>
-<span class="sourceLineNo">210</span>   * The array only contains what your Get or Scan specifies and no more.<a name="line.210"></a>
-<span class="sourceLineNo">211</span>   * For example if you request column "A" 1 version you will have at most 1<a name="line.211"></a>
-<span class="sourceLineNo">212</span>   * Cell in the array. If you request column "A" with 2 version you will<a name="line.212"></a>
-<span class="sourceLineNo">213</span>   * have at most 2 Cells, with the first one being the newer timestamp and<a name="line.213"></a>
-<span class="sourceLineNo">214</span>   * the second being the older timestamp (this is the sort order defined by<a name="line.214"></a>
-<span class="sourceLineNo">215</span>   * {@link CellComparator#COMPARATOR}).  If columns don't exist, they won't be<a name="line.215"></a>
-<span class="sourceLineNo">216</span>   * present in the result. Therefore if you ask for 1 version all columns,<a name="line.216"></a>
-<span class="sourceLineNo">217</span>   * it is safe to iterate over this array and expect to see 1 Cell for<a name="line.217"></a>
-<span class="sourceLineNo">218</span>   * each column and no more.<a name="line.218"></a>
-<span class="sourceLineNo">219</span>   *<a name="line.219"></a>
-<span class="sourceLineNo">220</span>   * This API is faster than using getFamilyMap() and getMap()<a name="line.220"></a>
-<span class="sourceLineNo">221</span>   *<a name="line.221"></a>
-<span class="sourceLineNo">222</span>   * @return array of Cells; can be null if nothing in the result<a name="line.222"></a>
-<span class="sourceLineNo">223</span>   */<a name="line.223"></a>
-<span class="sourceLineNo">224</span>  public Cell[] rawCells() {<a name="line.224"></a>
-<span class="sourceLineNo">225</span>    return cells;<a name="line.225"></a>
-<span class="sourceLineNo">226</span>  }<a name="line.226"></a>
-<span class="sourceLineNo">227</span><a name="line.227"></a>
-<span class="sourceLineNo">228</span>  /**<a name="line.228"></a>
-<span class="sourceLineNo">229</span>   * Create a sorted list of the Cell's in this result.<a name="line.229"></a>
-<span class="sourceLineNo">230</span>   *<a name="line.230"></a>
-<span class="sourceLineNo">231</span>   * Since HBase 0.20.5 this is equivalent to raw().<a name="line.231"></a>
-<span class="sourceLineNo">232</span>   *<a name="line.232"></a>
-<span class="sourceLineNo">233</span>   * @return sorted List of Cells; can be null if no cells in the result<a name="line.233"></a>
-<span class="sourceLineNo">234</span>   */<a name="line.234"></a>
-<span class="sourceLineNo">235</span>  public List&lt;Cell&gt; listCells() {<a name="line.235"></a>
-<span class="sourceLineNo">236</span>    return isEmpty()? null: Arrays.asList(rawCells());<a name="line.236"></a>
-<span class="sourceLineNo">237</span>  }<a name="line.237"></a>
-<span class="sourceLineNo">238</span><a name="line.238"></a>
-<span class="sourceLineNo">239</span>  /**<a name="line.239"></a>
-<span class="sourceLineNo">240</span>   * Return the Cells for the specific column.  The Cells are sorted in<a name="line.240"></a>
-<span class="sourceLineNo">241</span>   * the {@link CellComparator#COMPARATOR} order.  That implies the first entry in<a name="line.241"></a>
-<span class="sourceLineNo">242</span>   * the list is the most recent column.  If the query (Scan or Get) only<a name="line.242"></a>
-<span class="sourceLineNo">243</span>   * requested 1 version the list will contain at most 1 entry.  If the column<a name="line.243"></a>
-<span class="sourceLineNo">244</span>   * did not exist in the result set (either the column does not exist<a name="line.244"></a>
-<span class="sourceLineNo">245</span>   * or the column was not selected in the query) the list will be empty.<a name="line.245"></a>
-<span class="sourceLineNo">246</span>   *<a name="line.246"></a>
-<span class="sourceLineNo">247</span>   * Also see getColumnLatest which returns just a Cell<a name="line.247"></a>
-<span class="sourceLineNo">248</span>   *<a name="line.248"></a>
-<span class="sourceLineNo">249</span>   * @param family the family<a name="line.249"></a>
-<span class="sourceLineNo">250</span>   * @param qualifier<a name="line.250"></a>
-<span class="sourceLineNo">251</span>   * @return a list of Cells for this column or empty list if the column<a name="line.251"></a>
-<span class="sourceLineNo">252</span>   * did not exist in the result set<a name="line.252"></a>
-<span class="sourceLineNo">253</span>   */<a name="line.253"></a>
-<span class="sourceLineNo">254</span>  public List&lt;Cell&gt; getColumnCells(byte [] family, byte [] qualifier) {<a name="line.254"></a>
-<span class="sourceLineNo">255</span>    List&lt;Cell&gt; result = new ArrayList&lt;Cell&gt;();<a name="line.255"></a>
-<span class="sourceLineNo">256</span><a name="line.256"></a>
-<span class="sourceLineNo">257</span>    Cell [] kvs = rawCells();<a name="line.257"></a>
-<span class="sourceLineNo">258</span><a name="line.258"></a>
-<span class="sourceLineNo">259</span>    if (kvs == null || kvs.length == 0) {<a name="line.259"></a>
-<span class="sourceLineNo">260</span>      return result;<a name="line.260"></a>
-<span class="sourceLineNo">261</span>    }<a name="line.261"></a>
-<span class="sourceLineNo">262</span>    int pos = binarySearch(kvs, family, qualifier);<a name="line.262"></a>
-<span class="sourceLineNo">263</span>    if (pos == -1) {<a name="line.263"></a>
-<span class="sourceLineNo">264</span>      return result; // cant find it<a name="line.264"></a>
-<span class="sourceLineNo">265</span>    }<a name="line.265"></a>
-<span class="sourceLineNo">266</span><a name="line.266"></a>
-<span class="sourceLineNo">267</span>    for (int i = pos; i &lt; kvs.length; i++) {<a name="line.267"></a>
-<span class="sourceLineNo">268</span>      if (CellUtil.matchingColumn(kvs[i], family,qualifier)) {<a name="line.268"></a>
-<span class="sourceLineNo">269</span>        result.add(kvs[i]);<a name="line.269"></a>
-<span class="sourceLineNo">270</span>      } else {<a name="line.270"></a>
-<span class="sourceLineNo">271</span>        break;<a name="line.271"></a>
-<span class="sourceLineNo">272</span>      }<a name="line.272"></a>
-<span class="sourceLineNo">273</span>    }<a name="line.273"></a>
-<span class="sourceLineNo">274</span><a name="line.274"></a>
-<span class="sourceLineNo">275</span>    return result;<a name="line.275"></a>
-<span class="sourceLineNo">276</span>  }<a name="line.276"></a>
-<span class="sourceLineNo">277</span><a name="line.277"></a>
-<span class="sourceLineNo">278</span>  private byte[] notNullBytes(final byte[] bytes) {<a name="line.278"></a>
-<span class="sourceLineNo">279</span>    if (bytes == null) {<a name="line.279"></a>
-<span class="sourceLineNo">280</span>      return HConstants.EMPTY_BYTE_ARRAY;<a name="line.280"></a>
-<span class="sourceLineNo">281</span>    } else {<a name="line.281"></a>
-<span class="sourceLineNo">282</span>      return bytes;<a name="line.282"></a>
-<span class="sourceLineNo">283</span>    }<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>  protected int binarySearch(final Cell [] kvs,<a name="line.286"></a>
-<span class="sourceLineNo">287</span>                             final byte [] family,<a name="line.287"></a>
-<span class="sourceLineNo">288</span>                             final byte [] qualifier) {<a name="line.288"></a>
-<span class="sourceLineNo">289</span>    byte[] familyNotNull = notNullBytes(family);<a name="line.289"></a>
-<span class="sourceLineNo">290</span>    byte[] qualifierNotNull = notNullBytes(qualifier);<a name="line.290"></a>
-<span class="sourceLineNo">291</span>    Cell searchTerm =<a name="line.291"></a>
-<span class="sourceLineNo">292</span>        CellUtil.createFirstOnRow(kvs[0].getRowArray(),<a name="line.292"></a>
-<span class="sourceLineNo">293</span>            kvs[0].getRowOffset(), kvs[0].getRowLength(),<a name="line.293"></a>
-<span class="sourceLineNo">294</span>            familyNotNull, 0, (byte)familyNotNull.length,<a name="line.294"></a>
-<span class="sourceLineNo">295</span>            qualifierNotNull, 0, qualifierNotNull.length);<a name="line.295"></a>
-<span class="sourceLineNo">296</span><a name="line.296"></a>
-<span class="sourceLineNo">297</span>    // pos === ( -(insertion point) - 1)<a name="line.297"></a>
-<span class="sourceLineNo">298</span>    int pos = Arrays.binarySearch(kvs, searchTerm, CellComparator.COMPARATOR);<a name="line.298"></a>
-<span class="sourceLineNo">299</span>    // never will exact match<a name="line.299"></a>
-<span class="sourceLineNo">300</span>    if (pos &lt; 0) {<a name="line.300"></a>
-<span class="sourceLineNo">301</span>      pos = (pos+1) * -1;<a name="line.301"></a>
-<span class="sourceLineNo">302</span>      // pos is now insertion point<a name="line.302"></a>
-<span class="sourceLineNo">303</span>    }<a name="line.303"></a>
-<span class="sourceLineNo">304</span>    if (pos == kvs.length) {<a name="line.304"></a>
-<span class="sourceLineNo">305</span>      return -1; // doesn't exist<a name="line.305"></a>
-<span class="sourceLineNo">306</span>    }<a name="line.306"></a>
-<span class="sourceLineNo">307</span>    return pos;<a name="line.307"></a>
-<span class="sourceLineNo">308</span>  }<a name="line.308"></a>
-<span class="sourceLineNo">309</span><a name="line.309"></a>
-<span class="sourceLineNo">310</span>  /**<a name="line.310"></a>
-<span class="sourceLineNo">311</span>   * Searches for the latest value for the specified column.<a name="line.311"></a>
-<span class="sourceLineNo">312</span>   *<a name="line.312"></a>
-<span class="sourceLineNo">313</span>   * @param kvs the array to search<a name="line.313"></a>
-<span class="sourceLineNo">314</span>   * @param family family name<a name="line.314"></a>
-<span class="sourceLineNo">315</span>   * @param foffset family offset<a name="line.315"></a>
-<span class="sourceLineNo">316</span>   * @param flength family length<a name="line.316"></a>
-<span class="sourceLineNo">317</span>   * @param qualifier column qualifier<a name="line.317"></a>
-<span class="sourceLineNo">318</span>   * @param qoffset qualifier offset<a name="line.318"></a>
-<span class="sourceLineNo">319</span>   * @param qlength qualifier length<a name="line.319"></a>
-<span class="sourceLineNo">320</span>   *<a name="line.320"></a>
-<span class="sourceLineNo">321</span>   * @return the index where the value was found, or -1 otherwise<a name="line.321"></a>
-<span class="sourceLineNo">322</span>   */<a name="line.322"></a>
-<span class="sourceLineNo">323</span>  protected int binarySearch(final Cell [] kvs,<a name="line.323"></a>
-<span class="sourceLineNo">324</span>      final byte [] family, final int foffset, final int flength,<a name="line.324"></a>
-<span class="sourceLineNo">325</span>      final byte [] qualifier, final int qoffset, final int qlength) {<a name="line.325"></a>
-<span class="sourceLineNo">326</span><a name="line.326"></a>
-<span class="sourceLineNo">327</span>    double keyValueSize = (double)<a name="line.327"></a>
-<span class="sourceLineNo">328</span>        KeyValue.getKeyValueDataStructureSize(kvs[0].getRowLength(), flength, qlength, 0);<a name="line.328"></a>
-<span class="sourceLineNo">329</span><a name="line.329"></a>
-<span class="sourceLineNo">330</span>    byte[] buffer = localBuffer.get();<a name="line.330"></a>
-<span class="sourceLineNo">331</span>    if (buffer == null || keyValueSize &gt; buffer.length) {<a name="line.331"></a>
-<span class="sourceLineNo">332</span>      // pad to the smallest multiple of the pad width<a name="line.332"></a>
-<span class="sourceLineNo">333</span>      buffer = new byte[(int) Math.ceil(keyValueSize / PAD_WIDTH) * PAD_WIDTH];<a name="line.333"></a>
-<span class="sourceLineNo">334</span>      localBuffer.set(buffer);<a name="line.334"></a>
-<span class="sourceLineNo">335</span>    }<a name="line.335"></a>
+<span class="sourceLineNo">110</span>  private final boolean readonly;<a name="line.110"></a>
+<span class="sourceLineNo">111</span><a name="line.111"></a>
+<span class="sourceLineNo">112</span>  /**<a name="line.112"></a>
+<span class="sourceLineNo">113</span>   * Creates an empty Result w/ no KeyValue payload; returns null if you call {@link #rawCells()}.<a name="line.113"></a>
+<span class="sourceLineNo">114</span>   * Use this to represent no results if {@code null} won't do or in old 'mapred' as opposed<a name="line.114"></a>
+<span class="sourceLineNo">115</span>   * to 'mapreduce' package MapReduce where you need to overwrite a Result instance with a<a name="line.115"></a>
+<span class="sourceLineNo">116</span>   * {@link #copyFrom(Result)} call.<a name="line.116"></a>
+<span class="sourceLineNo">117</span>   */<a name="line.117"></a>
+<span class="sourceLineNo">118</span>  public Result() {<a name="line.118"></a>
+<span class="sourceLineNo">119</span>    this(false);<a name="line.119"></a>
+<span class="sourceLineNo">120</span>  }<a name="line.120"></a>
+<span class="sourceLineNo">121</span><a name="line.121"></a>
+<span class="sourceLineNo">122</span>  /**<a name="line.122"></a>
+<span class="sourceLineNo">123</span>   * Allows to construct special purpose immutable Result objects,<a name="line.123"></a>
+<span class="sourceLineNo">124</span>   * such as EMPTY_RESULT.<a name="line.124"></a>
+<span class="sourceLineNo">125</span>   * @param readonly whether this Result instance is readonly<a name="line.125"></a>
+<span class="sourceLineNo">126</span>   */<a name="line.126"></a>
+<span class="sourceLineNo">127</span>  private Result(boolean readonly) {<a name="line.127"></a>
+<span class="sourceLineNo">128</span>    this.readonly = readonly;<a name="line.128"></a>
+<span class="sourceLineNo">129</span>  }<a name="line.129"></a>
+<span class="sourceLineNo">130</span><a name="line.130"></a>
+<span class="sourceLineNo">131</span>  /**<a name="line.131"></a>
+<span class="sourceLineNo">132</span>   * Instantiate a Result with the specified List of KeyValues.<a name="line.132"></a>
+<span class="sourceLineNo">133</span>   * &lt;br&gt;&lt;strong&gt;Note:&lt;/strong&gt; You must ensure that the keyvalues are already sorted.<a name="line.133"></a>
+<span class="sourceLineNo">134</span>   * @param cells List of cells<a name="line.134"></a>
+<span class="sourceLineNo">135</span>   */<a name="line.135"></a>
+<span class="sourceLineNo">136</span>  public static Result create(List&lt;Cell&gt; cells) {<a name="line.136"></a>
+<span class="sourceLineNo">137</span>    return create(cells, null);<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>  public static Result create(List&lt;Cell&gt; cells, Boolean exists) {<a name="line.140"></a>
+<span class="sourceLineNo">141</span>    return create(cells, exists, false);<a name="line.141"></a>
+<span class="sourceLineNo">142</span>  }<a name="line.142"></a>
+<span class="sourceLineNo">143</span><a name="line.143"></a>
+<span class="sourceLineNo">144</span>  public static Result create(List&lt;Cell&gt; cells, Boolean exists, boolean stale) {<a name="line.144"></a>
+<span class="sourceLineNo">145</span>    return create(cells, exists, stale, false);<a name="line.145"></a>
+<span class="sourceLineNo">146</span>  }<a name="line.146"></a>
+<span class="sourceLineNo">147</span><a name="line.147"></a>
+<span class="sourceLineNo">148</span>  public static Result create(List&lt;Cell&gt; cells, Boolean exists, boolean stale, boolean partial) {<a name="line.148"></a>
+<span class="sourceLineNo">149</span>    if (exists != null){<a name="line.149"></a>
+<span class="sourceLineNo">150</span>      return new Result(null, exists, stale, partial);<a name="line.150"></a>
+<span class="sourceLineNo">151</span>    }<a name="line.151"></a>
+<span class="sourceLineNo">152</span>    return new Result(cells.toArray(new Cell[cells.size()]), null, stale, partial);<a name="line.152"></a>
+<span class="sourceLineNo">153</span>  }<a name="line.153"></a>
+<span class="sourceLineNo">154</span><a name="line.154"></a>
+<span class="sourceLineNo">155</span>  /**<a name="line.155"></a>
+<span class="sourceLineNo">156</span>   * Instantiate a Result with the specified array of KeyValues.<a name="line.156"></a>
+<span class="sourceLineNo">157</span>   * &lt;br&gt;&lt;strong&gt;Note:&lt;/strong&gt; You must ensure that the keyvalues are already sorted.<a name="line.157"></a>
+<span class="sourceLineNo">158</span>   * @param cells array of cells<a name="line.158"></a>
+<span class="sourceLineNo">159</span>   */<a name="line.159"></a>
+<span class="sourceLineNo">160</span>  public static Result create(Cell[] cells) {<a name="line.160"></a>
+<span class="sourceLineNo">161</span>    return create(cells, null, false);<a name="line.161"></a>
+<span class="sourceLineNo">162</span>  }<a name="line.162"></a>
+<span class="sourceLineNo">163</span><a name="line.163"></a>
+<span class="sourceLineNo">164</span>  public static Result create(Cell[] cells, Boolean exists, boolean stale) {<a name="line.164"></a>
+<span class="sourceLineNo">165</span>    return create(cells, exists, stale, false);<a name="line.165"></a>
+<span class="sourceLineNo">166</span>  }<a name="line.166"></a>
+<span class="sourceLineNo">167</span><a name="line.167"></a>
+<span class="sourceLineNo">168</span>  public static Result create(Cell[] cells, Boolean exists, boolean stale,<a name="line.168"></a>
+<span class="sourceLineNo">169</span>      boolean mayHaveMoreCellsInRow) {<a name="line.169"></a>
+<span class="sourceLineNo">170</span>    if (exists != null) {<a name="line.170"></a>
+<span class="sourceLineNo">171</span>      return new Result(null, exists, stale, mayHaveMoreCellsInRow);<a name="line.171"></a>
+<span class="sourceLineNo">172</span>    }<a name="line.172"></a>
+<span class="sourceLineNo">173</span>    return new Result(cells, null, stale, mayHaveMoreCellsInRow);<a name="line.173"></a>
+<span class="sourceLineNo">174</span>  }<a name="line.174"></a>
+<span class="sourceLineNo">175</span><a name="line.175"></a>
+<span class="sourceLineNo">176</span>  /** Private ctor. Use {@link #create(Cell[])}. */<a name="line.176"></a>
+<span class="sourceLineNo">177</span>  private Result(Cell[] cells, Boolean exists, boolean stale, boolean mayHaveMoreCellsInRow) {<a name="line.177"></a>
+<span class="sourceLineNo">178</span>    this.cells = cells;<a name="line.178"></a>
+<span class="sourceLineNo">179</span>    this.exists = exists;<a name="line.179"></a>
+<span class="sourceLineNo">180</span>    this.stale = stale;<a name="line.180"></a>
+<span class="sourceLineNo">181</span>    this.mayHaveMoreCellsInRow = mayHaveMoreCellsInRow;<a name="line.181"></a>
+<span class="sourceLineNo">182</span>    this.readonly = false;<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>  /**<a name="line.185"></a>
+<span class="sourceLineNo">186</span>   * Method for retrieving the row key that corresponds to<a name="line.186"></a>
+<span class="sourceLineNo">187</span>   * the row from which this Result was created.<a name="line.187"></a>
+<span class="sourceLineNo">188</span>   * @return row<a name="line.188"></a>
+<span class="sourceLineNo">189</span>   */<a name="line.189"></a>
+<span class="sourceLineNo">190</span>  public byte [] getRow() {<a name="line.190"></a>
+<span class="sourceLineNo">191</span>    if (this.row == null) {<a name="line.191"></a>
+<span class="sourceLineNo">192</span>      this.row = (this.cells == null || this.cells.length == 0) ?<a name="line.192"></a>
+<span class="sourceLineNo">193</span>          null :<a name="line.193"></a>
+<span class="sourceLineNo">194</span>          CellUtil.cloneRow(this.cells[0]);<a name="line.194"></a>
+<span class="sourceLineNo">195</span>    }<a name="line.195"></a>
+<span class="sourceLineNo">196</span>    return this.row;<a name="line.196"></a>
+<span class="sourceLineNo">197</span>  }<a name="line.197"></a>
+<span class="sourceLineNo">198</span><a name="line.198"></a>
+<span class="sourceLineNo">199</span>  /**<a name="line.199"></a>
+<span class="sourceLineNo">200</span>   * Return the array of Cells backing this Result instance.<a name="line.200"></a>
+<span class="sourceLineNo">201</span>   *<a name="line.201"></a>
+<span class="sourceLineNo">202</span>   * The array is sorted from smallest -&amp;gt; largest using the<a name="line.202"></a>
+<span class="sourceLineNo">203</span>   * {@link CellComparator#COMPARATOR}.<a name="line.203"></a>
+<span class="sourceLineNo">204</span>   *<a name="line.204"></a>
+<span class="sourceLineNo">205</span>   * The array only contains what your Get or Scan specifies and no more.<a name="line.205"></a>
+<span class="sourceLineNo">206</span>   * For example if you request column "A" 1 version you will have at most 1<a name="line.206"></a>
+<span class="sourceLineNo">207</span>   * Cell in the array. If you request column "A" with 2 version you will<a name="line.207"></a>
+<span class="sourceLineNo">208</span>   * have at most 2 Cells, with the first one being the newer timestamp and<a name="line.208"></a>
+<span class="sourceLineNo">209</span>   * the second being the older timestamp (this is the sort order defined by<a name="line.209"></a>
+<span class="sourceLineNo">210</span>   * {@link CellComparator#COMPARATOR}).  If columns don't exist, they won't be<a name="line.210"></a>
+<span class="sourceLineNo">211</span>   * present in the result. Therefore if you ask for 1 version all columns,<a name="line.211"></a>
+<span class="sourceLineNo">212</span>   * it is safe to iterate over this array and expect to see 1 Cell for<a name="line.212"></a>
+<span class="sourceLineNo">213</span>   * each column and no more.<a name="line.213"></a>
+<span class="sourceLineNo">214</span>   *<a name="line.214"></a>
+<span class="sourceLineNo">215</span>   * This API is faster than using getFamilyMap() and getMap()<a name="line.215"></a>
+<span class="sourceLineNo">216</span>   *<a name="line.216"></a>
+<span class="sourceLineNo">217</span>   * @return array of Cells; can be null if nothing in the result<a name="line.217"></a>
+<span class="sourceLineNo">218</span>   */<a name="line.218"></a>
+<span class="sourceLineNo">219</span>  public Cell[] rawCells() {<a name="line.219"></a>
+<span class="sourceLineNo">220</span>    return cells;<a name="line.220"></a>
+<span class="sourceLineNo">221</span>  }<a name="line.221"></a>
+<span class="sourceLineNo">222</span><a name="line.222"></a>
+<span class="sourceLineNo">223</span>  /**<a name="line.223"></a>
+<span class="sourceLineNo">224</span>   * Create a sorted list of the Cell's in this result.<a name="line.224"></a>
+<span class="sourceLineNo">225</span>   *<a name="line.225"></a>
+<span class="sourceLineNo">226</span>   * Since HBase 0.20.5 this is equivalent to raw().<a name="line.226"></a>
+<span class="sourceLineNo">227</span>   *<a name="line.227"></a>
+<span class="sourceLineNo">228</span>   * @return sorted List of Cells; can be null if no cells in the result<a name="line.228"></a>
+<span class="sourceLineNo">229</span>   */<a name="line.229"></a>
+<span class="sourceLineNo">230</span>  public List&lt;Cell&gt; listCells() {<a name="line.230"></a>
+<span class="sourceLineNo">231</span>    return isEmpty()? null: Arrays.asList(rawCells());<a name="line.231"></a>
+<span class="sourceLineNo">232</span>  }<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>   * Return the Cells for the specific column.  The Cells are sorted in<a name="line.235"></a>
+<span class="sourceLineNo">236</span>   * the {@link CellComparator#COMPARATOR} order.  That implies the first entry in<a name="line.236"></a>
+<span class="sourceLineNo">237</span>   * the list is the most recent column.  If the query (Scan or Get) only<a name="line.237"></a>
+<span class="sourceLineNo">238</span>   * requested 1 version the list will contain at most 1 entry.  If the column<a name="line.238"></a>
+<span class="sourceLineNo">239</span>   * did not exist in the result set (either the column does not exist<a name="line.239"></a>
+<span class="sourceLineNo">240</span>   * or the column was not selected in the query) the list will be empty.<a name="line.240"></a>
+<span class="sourceLineNo">241</span>   *<a name="line.241"></a>
+<span class="sourceLineNo">242</span>   * Also see getColumnLatest which returns just a Cell<a name="line.242"></a>
+<span class="sourceLineNo">243</span>   *<a name="line.243"></a>
+<span class="sourceLineNo">244</span>   * @param family the family<a name="line.244"></a>
+<span class="sourceLineNo">245</span>   * @param qualifier<a name="line.245"></a>
+<span class="sourceLineNo">246</span>   * @return a list of Cells for this column or empty list if the column<a name="line.246"></a>
+<span class="sourceLineNo">247</span>   * did not exist in the result set<a name="line.247"></a>
+<span class="sourceLineNo">248</span>   */<a name="line.248"></a>
+<span class="sourceLineNo">249</span>  public List&lt;Cell&gt; getColumnCells(byte [] family, byte [] qualifier) {<a name="line.249"></a>
+<span class="sourceLineNo">250</span>    List&lt;Cell&gt; result = new ArrayList&lt;Cell&gt;();<a name="line.250"></a>
+<span class="sourceLineNo">251</span><a name="line.251"></a>
+<span class="sourceLineNo">252</span>    Cell [] kvs = rawCells();<a name="line.252"></a>
+<span class="sourceLineNo">253</span><a name="line.253"></a>
+<span class="sourceLineNo">254</span>    if (kvs == null || kvs.length == 0) {<a name="line.254"></a>
+<span class="sourceLineNo">255</span>      return result;<a name="line.255"></a>
+<span class="sourceLineNo">256</span>    }<a name="line.256"></a>
+<span class="sourceLineNo">257</span>    int pos = binarySearch(kvs, family, qualifier);<a name="line.257"></a>
+<span class="sourceLineNo">258</span>    if (pos == -1) {<a name="line.258"></a>
+<span class="sourceLineNo">259</span>      return result; // cant find it<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>    for (int i = pos; i &lt; kvs.length; i++) {<a name="line.262"></a>
+<span class="sourceLineNo">263</span>      if (CellUtil.matchingColumn(kvs[i], family,qualifier)) {<a name="line.263"></a>
+<span class="sourceLineNo">264</span>        result.add(kvs[i]);<a name="line.264"></a>
+<span class="sourceLineNo">265</span>      } else {<a name="line.265"></a>
+<span class="sourceLineNo">266</span>        break;<a name="line.266"></a>
+<span class="sourceLineNo">267</span>      }<a name="line.267"></a>
+<span class="sourceLineNo">268</span>    }<a name="line.268"></a>
+<span class="sourceLineNo">269</span><a name="line.269"></a>
+<span class="sourceLineNo">270</span>    return result;<a name="line.270"></a>
+<span class="sourceLineNo">271</span>  }<a name="line.271"></a>
+<span class="sourceLineNo">272</span><a name="line.272"></a>
+<span class="sourceLineNo">273</span>  private byte[] notNullBytes(final byte[] bytes) {<a name="line.273"></a>
+<span class="sourceLineNo">274</span>    if (bytes == null) {<a name="line.274"></a>
+<span class="sourceLineNo">275</span>      return HConstants.EMPTY_BYTE_ARRAY;<a name="line.275"></a>
+<span class="sourceLineNo">276</span>    } else {<a name="line.276"></a>
+<span class="sourceLineNo">277</span>      return bytes;<a name="line.277"></a>
+<span class="sourceLineNo">278</span>    }<a name="line.278"></a>
+<span class="sourceLineNo">279</span>  }<a name="line.279"></a>
+<span class="sourceLineNo">280</span><a name="line.280"></a>
+<span class="sourceLineNo">281</span>  protected int binarySearch(final Cell [] kvs,<a name="line.281"></a>
+<span class="sourceLineNo">282</span>                             final byte [] family,<a name="line.282"></a>
+<span class="sourceLineNo">283</span>                             final byte [] qualifier) {<a name="line.283"></a>
+<span class="sourceLineNo">284</span>    byte[] familyNotNull = notNullBytes(family);<a name="line.284"></a>
+<span class="sourceLineNo">285</span>    byte[] qualifierNotNull = notNullBytes(qualifier);<a name="line.285"></a>
+<span class="sourceLineNo">286</span>    Cell searchTerm =<a name="line.286"></a>
+<span class="sourceLineNo">287</span>        CellUtil.createFirstOnRow(kvs[0].getRowArray(),<a name="line.287"></a>
+<span class="sourceLineNo">288</span>            kvs[0].getRowOffset(), kvs[0].getRowLength(),<a name="line.288"></a>
+<span class="sourceLineNo">289</span>            familyNotNull, 0, (byte)familyNotNull.length,<a name="line.289"></a>
+<span class="sourceLineNo">290</span>            qualifierNotNull, 0, qualifierNotNull.length);<a name="line.290"></a>
+<span class="sourceLineNo">291</span><a name="line.291"></a>
+<span class="sourceLineNo">292</span>    // pos === ( -(insertion point) - 1)<a name="line.292"></a>
+<span class="sourceLineNo">293</span>    int pos = Arrays.binarySearch(kvs, searchTerm, CellComparator.COMPARATOR);<a name="line.293"></a>
+<span class="sourceLineNo">294</span>    // never will exact match<a name="line.294"></a>
+<span class="sourceLineNo">295</span>    if (pos &lt; 0) {<a name="line.295"></a>
+<span class="sourceLineNo">296</span>      pos = (pos+1) * -1;<a name="line.296"></a>
+<span class="sourceLineNo">297</span>      // pos is now insertion point<a name="line.297"></a>
+<span class="sourceLineNo">298</span>    }<a name="line.298"></a>
+<span class="sourceLineNo">299</span>    if (pos == kvs.length) {<a name="line.299"></a>
+<span class="sourceLineNo">300</span>      return -1; // doesn't exist<a name="line.300"></a>
+<span class="sourceLineNo">301</span>    }<a name="line.301"></a>
+<span class="sourceLineNo">302</span>    return pos;<a name="line.302"></a>
+<span class="sourceLineNo">303</span>  }<a name="line.303"></a>
+<span class="sourceLineNo">304</span><a name="line.304"></a>
+<span class="sourceLineNo">305</span>  /**<a name="line.305"></a>
+<span class="sourceLineNo">306</span>   * Searches for the latest value for the specified column.<a name="line.306"></a>
+<span class="sourceLineNo">307</span>   *<a name="line.307"></a>
+<span class="sourceLineNo">308</span>   * @param kvs the array to search<a name="line.308"></a>
+<span class="sourceLineNo">309</span>   * @param family family name<a name="line.309"></a>
+<span class="sourceLineNo">310</span>   * @param foffset family offset<a name="line.310"></a>
+<span class="sourceLineNo">311</span>   * @param flength family length<a name="line.311"></a>
+<span class="sourceLineNo">312</span>   * @param qualifier column qualifier<a name="line.312"></a>
+<span class="sourceLineNo">313</span>   * @param qoffset qualifier offset<a name="line.313"></a>
+<span class="sourceLineNo">314</span>   * @param qlength qualifier length<a name="line.314"></a>
+<span class="sourceLineNo">315</span>   *<a name="line.315"></a>
+<span class="sourceLineNo">316</span>   * @return the index where the value was found, or -1 otherwise<a name="line.316"></a>
+<span class="sourceLineNo">317</span>   */<a name="line.317"></a>
+<span class="sourceLineNo">318</span>  protected int binarySearch(final Cell [] kvs,<a name="line.318"></a>
+<span class="sourceLineNo">319</span>      final byte [] family, final int foffset, final int flength,<a name="line.319"></a>
+<span class="sourceLineNo">320</span>      final byte [] qualifier, final int qoffset, final int qlength) {<a name="line.320"></a>
+<span class="sourceLineNo">321</span><a name="line.321"></a>
+<span class="sourceLineNo">322</span>    double keyValueSize = (double)<a name="line.322"></a>
+<span class="sourceLineNo">323</span>        KeyValue.getKeyValueDataStructureSize(kvs[0].getRowLength(), flength, qlength, 0);<a name="line.323"></a>
+<span class="sourceLineNo">324</span><a name="line.324"></a>
+<span class="sourceLineNo">325</span>    byte[] buffer = localBuffer.get();<a name="line.325"></a>
+<span class="sourceLineNo">326</span>    if (buffer == null || keyValueSize &gt; buffer.length) {<a name="line.326"></a>
+<span class="sourceLineNo">327</span>      // pad to the smallest multiple of the pad width<a name="line.327"></a>
+<span class="sourceLineNo">328</span>      buffer = new byte[(int) Math.ceil(keyValueSize / PAD_WIDTH) * PAD_WIDTH];<a name="line.328"></a>
+<span class="sourceLineNo">329</span>      localBuffer.set(buffer);<a name="line.329"></a>
+<span class="sourceLineNo">330</span>    }<a name="line.330"></a>
+<span class="sourceLineNo">331</span><a name="line.331"></a>
+<span class="sourceLineNo">332</span>    Cell searchTerm = KeyValueUtil.createFirstOnRow(buffer, 0,<a name="line.332"></a>
+<span class="sourceLineNo">333</span>        kvs[0].getRowArray(), kvs[0].getRowOffset(), kvs[0].getRowLength(),<a name="line.333"></a>
+<span class="sourceLineNo">334</span>        family, foffset, flength,<a name="line.334"></a>
+<span class="sourceLineNo">335</span>        qualifier, qoffset, qlength);<a name="line.335"></a>
 <span class="sourceLineNo">336</span><a name="line.336"></a>
-<span class="sourceLineNo">337</span>    Cell searchTerm = KeyValueUtil.createFirstOnRow(buffer, 0,<a name="line.337"></a>
-<span class="sourceLineNo">338</span>        kvs[0].getRowArray(), kvs[0].getRowOffset(), kvs[0].getRowLength(),<a name="line.338"></a>
-<span class="sourceLineNo">339</span>        family, foffset, flength,<a name="line.339"></a>
-<span class="sourceLineNo">340</span>        qualifier, qoffset, qlength);<a name="line.340"></a>
-<span class="sourceLineNo">341</span><a name="line.341"></a>
-<span class="sourceLineNo">342</span>    // pos === ( -(insertion point) - 1)<a name="line.342"></a>
-<span class="sourceLineNo">343</span>    int pos = Arrays.binarySearch(kvs, searchTerm, CellComparator.COMPARATOR);<a name="line.343"></a>
-<span class="sourceLineNo">344</span>    // never will exact match<a name="line.344"></a>
-<span class="sourceLineNo">345</span>    if (pos &lt; 0) {<a name="line.345"></a>
-<span class="sourceLineNo">346</span>      pos = (pos+1) * -1;<a name="line.346"></a>
-<span class="sourceLineNo">347</span>      // pos is now insertion point<a name="line.347"></a>
-<span class="sourceLineNo">348</span>    }<a name="line.348"></a>
-<span class="sourceLineNo">349</span>    if (pos == kvs.length) {<a name="line.349"></a>
-<span class="sourceLineNo">350</span>      return -1; // doesn't exist<a name="line.350"></a>
-<span class="sourceLineNo">351</span>    }<a name="line.351"></a>
-<span class="sourceLineNo">352</span>    return pos;<a name="line.352"></a>
-<span class="sourceLineNo">353</span>  }<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>   * The Cell for the most recent timestamp for a given column.<a name="line.356"></a>
-<span class="sourceLineNo">357</span>   *<a name="line.357"></a>
-<span class="sourceLineNo">358</span>   * @param family<a name="line.358"></a>
-<span class="sourceLineNo">359</span>   * @param qualifier<a name="line.359"></a>
-<span class="sourceLineNo">360</span>   *<a name="line.360"></a>
-<span class="sourceLineNo">361</span>   * @return the Cell for the column, or null if no value exists in the row or none have been<a name="line.361"></a>
-<span class="sourceLineNo">362</span>   * selected in the query (Get/Scan)<a name="line.362"></a>
-<span class="sourceLineNo">363</span>   */<a name="line.363"></a>
-<span class="sourceLineNo">364</span>  public Cell getColumnLatestCell(byte [] family, byte [] qualifier) {<a name="line.364"></a>
-<span class="sourceLineNo">365</span>    Cell [] kvs = rawCells(); // side effect possibly.<a name="line.365"></a>
-<span class="sourceLineNo">366</span>    if (kvs == null || kvs.length == 0) {<a name="line.366"></a>
-<span class="sourceLineNo">367</span>      return null;<a name="line.367"></a>
-<span class="sourceLineNo">368</span>    }<a name="line.368"></a>
-<span class="sourceLineNo">369</span>    int pos = binarySearch(kvs, family, qualifier);<a name="line.369"></a>
-<span class="sourceLineNo">370</span>    if (pos == -1) {<a name="line.370"></a>
-<span class="sourceLineNo">371</span>      return null;<a name="line.371"></a>
-<span class="sourceLineNo">372</span>    }<a name="line.372"></a>
-<span class="sourceLineNo">373</span>    if (CellUtil.matchingColumn(kvs[pos], family, qualifier)) {<a name="line.373"></a>
-<span class="sourceLineNo">374</span>      return kvs[pos];<a name="line.374"></a>
-<span class="sourceLineNo">375</span>    }<a name="line.375"></a>
-<span class="sourceLineNo">376</span>    return null;<a name="line.376"></a>
-<span class="sourceLineNo">377</span>  }<a name="line.377"></a>
-<span class="sourceLineNo">378</span><a name="line.378"></a>
-<span class="sourceLineNo">379</span>  /**<a name="line.379"></a>
-<span class="sourceLineNo">380</span>   * The Cell for the most recent timestamp for a given column.<a name="line.380"></a>
-<span class="sourceLineNo">381</span>   *<a name="line.381"></a>
-<span class="sourceLineNo">382</span>   * @param family family name<a name="line.382"></a>
-<span class="sourceLineNo">383</span>   * @param foffset family offset<a name="line.383"></a>
-<span class="sourceLineNo">384</span>   * @param flength family length<a name="line.384"></a>
-<span class="sourceLineNo">385</span>   * @param qualifier column qualifier<a name="line.385"></a>
-<span class="sourceLineNo">386</span>   * @param qoffset qualifier offset<a name="line.386"></a>
-<span class="sourceLineNo">387</span>   * @param qlength qualifier length<a name="line.387"></a>
-<span class="sourceLineNo">388</span>   *<a name="line.388"></a>
-<span class="sourceLineNo">389</span>   * @return the Cell for the column, or null if no value exists in the row or none have been<a name="line.389"></a>
-<span class="sourceLineNo">390</span>   * selected in the query (Get/Scan)<a name="line.390"></a>
-<span class="sourceLineNo">391</span>   */<a name="line.391"></a>
-<span class="sourceLineNo">392</span>  public Cell getColumnLatestCell(byte [] family, int foffset, int flength,<a name="line.392"></a>
-<span class="sourceLineNo">393</span>      byte [] qualifier, int qoffset, int qlength) {<a name="line.393"></a>
-<span class="sourceLineNo">394</span><a name="line.394"></a>
-<span class="sourceLineNo">395</span>    Cell [] kvs = rawCells(); // side effect possibly.<a name="line.395"></a>
-<span class="sourceLineNo">396</span>    if (kvs == null || kvs.length == 0) {<a name="line.396"></a>
-<span class="sourceLineNo">397</span>      return null;<a name="line.397"></a>
-<span class="sourceLineNo">398</span>    }<a name="line.398"></a>
-<span class="sourceLineNo">399</span>    int pos = binarySearch(kvs, family, foffset, flength, qualifier, qoffset, qlength);<a name="line.399"></a>
-<span class="sourceLineNo">400</span>    if (pos == -1) {<a name="line.400"></a>
-<span class="sourceLineNo">401</span>      return null;<a name="line.401"></a>
-<span class="sourceLineNo">402</span>    }<a name="line.402"></a>
-<span class="sourceLineNo">403</span>    if (CellUtil.matchingColumn(kvs[pos], family, foffset, flength, qualifier, qoffset, qlength)) {<a name="line.403"></a>
-<span class="sourceLineNo">404</span>      return kvs[pos];<a name="line.404"></a>
-<span class="sourceLineNo">405</span>    }<a name="line.405"></a>
-<span class="sourceLineNo">406</span>    return null;<a name="line.406"></a>
-<span class="sourceLineNo">407</span>  }<a name="line.407"></a>
-<span class="sourceLineNo">408</span><a name="line.408"></a>
-<span class="sourceLineNo">409</span>  /**<a name="line.409"></a>
-<span class="sourceLineNo">410</span>   * Get the latest version of the specified column.<a name="line.410"></a>
-<span class="sourceLineNo">411</span>   * Note: this call clones the value content of the hosting Cell. See<a name="line.411"></a>
-<span class="sourceLineNo">412</span>   * {@link #getValueAsByteBuffer(byte[], byte[])}, etc., or {@link #listCells()} if you would<a name="line.412"></a>
-<span class="sourceLineNo">413</span>   * avoid the cloning.<a name="line.413"></a>
-<span class="sourceLineNo">414</span>   * @param family family name<a name="line.414"></a>
-<span class="sourceLineNo">415</span>   * @param qualifier column qualifier<a name="line.415"></a>
-<span class="sourceLineNo">416</span>   * @return value of latest version of column, null if none found<a name="line.416"></a>
-<span class="sourceLineNo">417</span>   */<a name="line.417"></a>
-<span class="sourceLineNo">418</span>  public byte[] getValue(byte [] family, byte [] qualifier) {<a name="line.418"></a>
-<span class="sourceLineNo">419</span>    Cell kv = getColumnLatestCell(family, qualifier);<a name="line.419"></a>
-<span class="sourceLineNo">420</span>    if (kv == null) {<a name="line.420"></a>
-<span class="sourceLineNo">421</span>      return null;<a name="line.421"></a>
-<span class="sourceLineNo">422</span>    }<a name="line.422"></a>
-<span class="sourceLineNo">423</span>    return CellUtil.cloneValue(kv);<a name="line.423"></a>
-<span class="sourceLineNo">424</span>  }<a name="line.424"></a>
-<span class="sourceLineNo">425</span><a name="line.425"></a>
-<span class="sourceLineNo">426</span>  /**<a name="line.426"></a>
-<span class="sourceLineNo">427</span>   * Returns the value wrapped in a new &lt;code&gt;ByteBuffer&lt;/code&gt;.<a name="line.427"></a>
-<span class="sourceLineNo">428</span>   *<a name="line.428"></a>
-<span class="sourceLineNo">429</span>   * @param family family name<a name="line.429"></a>
-<span class="sourceLineNo">430</span>   * @param qualifier column qualifier<a name="line.430"></a>
-<span class="sourceLineNo">431</span>   *<a name="line.431"></a>
-<span class="sourceLineNo">432</span>   * @return the latest version of the column, or &lt;code&gt;null&lt;/code&gt; if none found<a name="line.432"></a>
-<span class="sourceLineNo">433</span>   */<a name="line.433"></a>
-<span class="sourceLineNo">434</span>  public ByteBuffer getValueAsByteBuffer(byte [] family, byte [] qualifier) {<a name="line.434"></a>
-<span class="sourceLineNo">435</span><a name="line.435"></a>
-<span class="sourceLineNo">436</span>    Cell kv = getColumnLatestCell(family, 0, family.length, qualifier, 0, qualifier.length);<a name="line.436"></a>
-<span class="sourceLineNo">437</span><a name="line.437"></a>
-<span class="sourceLineNo">438</span>    if (kv == null) {<a name="line.438"></a>
-<span class="sourceLineNo">439</span>      return null;<a name="line.439"></a>
-<span class="sourceLineNo">440</span>    }<a name="line.440"></a>
-<span class="sourceLineNo">441</span>    return ByteBuffer.wrap(kv.getValueArray(), kv.getValueOffset(), kv.getValueLength()).<a name="line.441"></a>
-<span class="sourceLineNo">442</span>      asReadOnlyBuffer();<a name="line.442"></a>
-<span class="sourceLineNo">443</span>  }<a name="line.443"></a>
-<span class="sourceLineNo">444</span><a name="line.444"></a>
-<span class="sourceLineNo">445</span>  /**<a name="line.445"></a>
-<span class="sourceLineNo">446</span>   * Returns the value wrapped in a new &lt;code&gt;ByteBuffer&lt;/code&gt;.<a name="line.446"></a>
-<span class="sourceLineNo">447</span>   *<a name="line.447"></a>
-<span class="sourceLineNo">448</span>   * @param family family name<a name="line.448"></a>
-<span class="sourceLineNo">449</span>   * @param foffset family offset<a name="line.449"></a>
-<span class="sourceLineNo">450</span>   * @param flength family length<a name="line.450"></a>
-<span class="sourceLineNo">451</span>   * @param qualifier column qualifier<a name="line.451"></a>
-<span class="sourceLineNo">452</span>   * @param qoffset qualifier offset<a name="line.452"></a>
-<span class="sourceLineNo">453</span>   * @param qlength qualifier length<a name="line.453"></a>
-<span class="sourceLineNo">454</span>   *<a name="line.454"></a>
-<span class="sourceLineNo">455</span>   * @return the latest version of the column, or &lt;code&gt;null&lt;/code&gt; if none found<a name="line.455"></a>
-<span class="sourceLineNo">456</span>   */<a name="line.456"></a>
-<span class="sourceLineNo">457</span>  public ByteBuffer getValueAsByteBuffer(byte [] family, int foffset, int flength,<a name="line.457"></a>
-<span class="sourceLineNo">458</span>      byte [] qualifier, int qoffset, int qlength) {<a name="line.458"></a>
-<span class="sourceLineNo">459</span><a name="line.459"></a>
-<span class="sourceLineNo">460</span>    Cell kv = getColumnLatestCell(family, foffset, flength, qualifier, qoffset, qlength);<a name="line.460"></a>
-<span class="sourceLineNo">461</span><a name="line.461"></a>
-<span class="sourceLineNo">462</span>    if (kv == null) {<a name="line.462"></a>
-<span class="sourceLineNo">463</span>      return null;<a name="line.463"></a>
-<span class="sourceLineNo">464</span>    }<a name="line.464"></a>
-<span class="sourceLineNo">465</span>    return ByteBuffer.wrap(kv.getValueArray(), kv.getValueOffset(), kv.getValueLength()).<a name="line.465"></a>
-<span class="sourceLineNo">466</span>      asReadOnlyBuffer();<a name="line.466"></a>
-<span class="sourceLineNo">467</span>  }<a name="line.467"></a>
-<span class="sourceLineNo">468</span><a name="line.468"></a>
-<span class="sourceLineNo">469</span>  /**<a name="line.469"></a>
-<span class="sourceLineNo">470</span>   * Loads the latest version of the specified column into the provided &lt;code&gt;ByteBuffer&lt;/code&gt;.<a name="line.470"></a>
-<span class="sourceLineNo">471</span>   * &lt;p&gt;<a name="line.471"></a>
-<span class="sourceLineNo">472</span>   * Does not clear or flip the buffer.<a name="line.472"></a>
-<span class="sourceLineNo">473</span>   *<a name="line.473"></a>
-<span class="sourceLineNo">474</span>   * @param family family name<a name="line.474"></a>
-<span class="sourceLineNo">475</span>   * @param qualifier column qualifier<a name="line.475"></a>
-<span class="sourceLineNo">476</span>   * @param dst the buffer where to write the value<a name="line.476"></a>
-<span class="sourceLineNo">477</span>   *<a name="line.477"></a>
-<span class="sourceLineNo">478</span>   * @return &lt;code&gt;true&lt;/code&gt; if a value was found, &lt;code&gt;false&lt;/code&gt; otherwise<a name="line.478"></a>
-<span class="sourceLineNo">479</span>   *<a name="line.479"></a>
-<span class="sourceLineNo">480</span>   * @throws BufferOverflowException there is insufficient space remaining in the buffer<a name="line.480"></a>
-<span class="sourceLineNo">481</span>   */<a name="line.481"></a>
-<span class="sourceLineNo">482</span>  public boolean loadValue(byte [] family, byte [] qualifier, ByteBuffer dst)<a name="line.482"></a>
-<span class="sourceLineNo">483</span>          throws BufferOverflowException {<a name="line.483"></a>
-<span class="sourceLineNo">484</span>    return loadValue(family, 0, family.length, qualifier, 0, qualifier.length, dst);<a name="line.484"></a>
-<span class="sourceLineNo">485</span>  }<a name="line.485"></a>
-<span class="sourceLineNo">486</span><a name="line.486"></a>
-<span class="sourceLineNo">487</span>  /**<a name="line.487"></a>
-<span class="sourceLineNo">488</span>   * Loads the latest version of the specified column into the provided &lt;code&gt;ByteBuffer&lt;/code&gt;.<a name="line.488"></a>
-<span class="sourceLineNo">489</span>   * &lt;p&gt;<a name="line.489"></a>
-<span class="sourceLineNo">490</span>   * Does not clear or flip the buffer.<a name="line.490"></a>
-<span class="sourceLineNo">491</span>   *<a name="line.491"></a>
-<span class="sourceLineNo">492</span>   * @param family family name<a name="line.492"></a>
-<span class="sourceLineNo">493</span>   * @param foffset family offset<a name="line.493"></a>
-<span class="sourceLineNo">494</span>   * @param flength family length<a name="line.494"></a>
-<span class="sourceLineNo">495</span>   * @param qualifier column qualifier<a name="line.495"></a>
-<span class="sourceLineNo">496</span>   * @param qoffset qualifier offset<a name="line.496"></a>
-<span class="sourceLineNo">497</span>   * @param qlength qualifier length<a name="line.497"></a>
-<span class="sourceLineNo">498</span>   * @param dst the buffer where to write the value<a name="line.498"></a>
-<span class="sourceLineNo">499</span>   *<a name="line.499"></a>
-<span class="sourceLineNo">500</span>   * @return &lt;code&gt;true&lt;/code&gt; if a value was found, &lt;code&gt;false&lt;/code&gt; otherwise<a name="line.500"></a>
-<span class="sourceLineNo">501</span>   *<a name="line.501"></a>
-<span class="sourceLineNo">502</span>   * @throws BufferOverflowException there is insufficient space remaining in the buffer<a name="line.502"></a>
-<span class="sourceLineNo">503</span>   */<a name="line.503"></a>
-<span class="sourceLineNo">504</span>  public boolean loadValue(byte [] family, int foffset, int flength,<a name="line.504"></a>
-<span class="sourceLineNo">505</span>      byte [] qualifier, int qoffset, int qlength, ByteBuffer dst)<a name="line.505"></a>
-<span class="sourceLineNo">506</span>          throws BufferOverflowException {<a name="line.506"></a>
-<span class="sourceLineNo">507</span>    Cell kv = getColumnLatestCell(family, foffset, flength, qualifier, qoffset, qlength);<a name="line.507"></a>
-<span class="sourceLineNo">508</span><a name="line.508"></a>
-<span class="sourceLineNo">509</span>    if (kv == null) {<a name="line.509"></a>
-<span class="sourceLineNo">510</span>      return false;<a name="line.510"></a>
-<span class="sourceLineNo">511</span>    }<a name="line.511"></a>
-<span class="sourceLineNo">512</span>    dst.put(kv.getValueArray(), kv.getValueOffset(), kv.getValueLength());<a name="line.512"></a>
-<span class="sourceLineNo">513</span>    return true;<a name="line.513"></a>
-<span class="sourceLineNo">514</span>  }<a name="line.514"></a>
-<span class="sourceLineNo">515</span><a name="line.515"></a>
-<span class="sourceLineNo">516</span>  /**<a name="line.516"></a>
-<span class="sourceLineNo">517</span>   * Checks if the specified column contains a non-empty value (not a zero-length byte array).<a name="line.517"></a>
-<span class="sourceLineNo">518</span>   *<a name="line.518"></a>
-<span class="sourceLineNo">519</span>   * @param family family name<a name="line.519"></a>
-<span class="sourceLineNo">520</span>   * @param qualifier column qualifier<a name="line.520"></a>
-<span class="sourceLineNo">521</span>   *<a name="line.521"></a>
-<span class="sourceLineNo">522</span>   * @return whether or not a latest value exists and is not empty<a name="line.522"></a>
-<span class="sourceLineNo">523</span>   */<a name="line.523"></a>
-<span class="sourceLineNo">524</span>  public boolean containsNonEmptyColumn(byte [] family, byte [] qualifier) {<a name="line.524"></a>
-<span class="sourceLineNo">525</span><a name="line.525"></a>
-<span class="sourceLineNo">526</span>    return containsNonEmptyColumn(family, 0, family.length, qualifier, 0, qualifier.length);<a name="line.526"></a>
-<span class="sourceLineNo">527</span>  }<a name="line.527"></a>
-<span class="sourceLineNo">528</span><a name="line.528"></a>
-<span class="sourceLineNo">529</span>  /**<a name="line.529"></a>
-<span class="sourceLineNo">530</span>   * Checks if the specified column contains a non-empty value (not a zero-length byte array).<a name="line.530"></a>
-<span class="sourceLineNo">531</span>   *<a name="line.531"></a>
-<span class="sourceLineNo">532</span>   * @param family family name<a name="line.532"></a>
-<span class="sourceLineNo">533</span>   * @param foffset family offset<a name="line.533"></a>
-<span class="sourceLineNo">534</span>   * @param flength family length<a name="line.534"></a>
-<span class="sourceLineNo">535</span>   * @param qualifier column qualifier<a name="line.535"></a>
-<span class="sourceLineNo">536</span>   * @param qoffset qualifier offset<a name="line.536"></a>
-<span class="sourceLineNo">537</span>   * @param qlength qualifier length<a name="line.537"></a>
-<span class="sourceLineNo">538</span>   *<a name="line.538"></a>
-<span class="sourceLineNo">539</span>   * @return whether or not a latest value exists and is not empty<a name="line.539"></a>
-<span class="sourceLineNo">540</span>   */<a name="line.540"></a>
-<span class="sourceLineNo">541</span>  public boolean containsNonEmptyColumn(byte [] family, int foffset, int flength,<a name="line.541"></a>
-<span class="sourceLineNo">542</span>      byte [] qualifier, int qoffset, int qlength) {<a name="line.542"></a>
+<span class="sourceLineNo">337</span>    // pos === ( -(insertion point) - 1)<a name="line.337"></a>
+<span class="sourceLineNo">338</span>    int pos = Arrays.binarySearch(kvs, searchTerm, CellComparator.COMPARATOR);<a name="line.338"></a>
+<span class="sourceLineNo">339</span>    // never will exact match<a name="line.339"></a>
+<span class="sourceLineNo">340</span>    if (pos &lt; 0) {<a name="line.340"></a>
+<span class="sourceLineNo">341</span>      pos = (pos+1) * -1;<a name="line.341"></a>
+<span class="sourceLineNo">342</span>      // pos is now insertion point<a name="line.342"></a>
+<span class="sourceLineNo">343</span>    }<a name="line.343"></a>
+<span class="sourceLineNo">344</span>    if (pos == kvs.length) {<a name="line.344"></a>
+<span class="sourceLineNo">345</span>      return -1; // doesn't exist<a name="line.345"></a>
+<span class="sourceLineNo">346</span>    }<a name="line.346"></a>
+<span class="sourceLineNo">347</span>    return pos;<a name="line.347"></a>
+<span class="sourceLineNo">348</span>  }<a name="line.348"></a>
+<span class="sourceLineNo">349</span><a name="line.349"></a>
+<span class="sourceLineNo">350</span>  /**<a name="line.350"></a>
+<span class="sourceLineNo">351</span>   * The Cell for the most recent timestamp for a given column.<a name="line.351"></a>
+<span class="sourceLineNo">352</span>   *<a name="line.352"></a>
+<span class="sourceLineNo">353</span>   * @param family<a name="line.353"></a>
+<span class="sourceLineNo">354</span>   * @param qualifier<a name="line.354"></a>
+<span class="sourceLineNo">355</span>   *<a name="line.355"></a>
+<span class="sourceLineNo">356</span>   * @return the Cell for the column, or null if no value exists in the row or none have been<a name="line.356"></a>
+<span class="sourceLineNo">357</span>   * selected in the query (Get/Scan)<a name="line.357"></a>
+<span class="sourceLineNo">358</span>   */<a name="line.358"></a>
+<span class="sourceLineNo">359</span>  public Cell getColumnLatestCell(byte [] family, byte [] qualifier) {<a name="line.359"></a>
+<span class="sourceLineNo">360</span>    Cell [] kvs = rawCells(); // side effect possibly.<a name="line.360"></a>
+<span class="sourceLineNo">361</span>    if (kvs == null || kvs.length == 0) {<a name="line.361"></a>
+<span class="sourceLineNo">362</span>      return null;<a name="line.362"></a>
+<span class="sourceLineNo">363</span>    }<a name="line.363"></a>
+<span class="sourceLineNo">364</span>    int pos = binarySearch(kvs, family, qualifier);<a name="line.364"></a>
+<span class="sourceLineNo">365</span>    if (pos == -1) {<a name="line.365"></a>
+<span class="sourceLineNo">366</span>      return null;<a name="line.366"></a>
+<span class="sourceLineNo">367</span>    }<a name="line.367"></a>
+<span class="sourceLineNo">368</span>    if (CellUtil.matchingColumn(kvs[pos], family, qualifier)) {<a name="line.368"></a>
+<span class="sourceLineNo">369</span>      return kvs[pos];<a name="line.369"></a>
+<span class="sourceLineNo">370</span>    }<a name="line.370"></a>
+<span class="sourceLineNo">371</span>    return null;<a name="line.371"></a>
+<span class="sourceLineNo">372</span>  }<a name="line.372"></a>
+<span class="sourceLineNo">373</span><a name="line.373"></a>
+<span class="sourceLineNo">374</span>  /**<a name="line.374"></a>
+<span class="sourceLineNo">375</span>   * The Cell for the most recent timestamp for a given column.<a name="line.375"></a>
+<span class="sourceLineNo">376</span>   *<a name="line.376"></a>
+<span class="sourceLineNo">377</span>   * @param family family name<a name="line.377"></a>
+<span class="sourceLineNo">378</span>   * @param foffset family offset<a name="line.378"></a>
+<span class="sourceLineNo">379</span>   * @param flength family length<a name="line.379"></a>
+<span class="sourceLineNo">380</span>   * @param qualifier column qualifier<a name="line.380"></a>
+<span class="sourceLineNo">381</span>   * @param qoffset qualifier offset<a name="line.381"></a>
+<span class="sourceLineNo">382</span>   * @param qlength qualifier length<a name="line.382"></a>
+<span class="sourceLineNo">383</span>   *<a name="line.383"></a>
+<span class="sourceLineNo">384</span>   * @return the Cell for the column, or null if no value exists in the row or none have been<a name="line.384"></a>
+<span class="sourceLineNo">385</span>   * selected in the query (Get/Scan)<a name="line.385"></a>
+<span class="sourceLineNo">386</span>   */<a name="line.386"></a>
+<span class="sourceLineNo">387</span>  public Cell getColumnLatestCell(byte [] family, int foffset, int flength,<a name="line.387"></a>
+<span class="sourceLineNo">388</span>      byte [] qualifier, int qoffset, int qlength) {<a name="line.388"></a>
+<span class="sourceLineNo">389</span><a name="line.389"></a>
+<span class="sourceLineNo">390</span>    Cell [] kvs = rawCells(); // side effect possibly.<a name="line.390"></a>
+<span class="sourceLineNo">391</span>    if (kvs == null || kvs.length == 0) {<a name="line.391"></a>
+<span class="sourceLineNo">392</span>      return null;<a name="line.392"></a>
+<span class="sourceLineNo">393</span>    }<a name="line.393"></a>
+<span class="sourceLineNo">394</span>    int pos = binarySearch(kvs, family, foffset, flength, qualifier, qoffset, qlength);<a name="line.394"></a>
+<span class="sourceLineNo">395</span>    if (pos == -1) {<a name="line.395"></a>
+<span class="sourceLineNo">396</span>      return null;<a name="line.396"></a>
+<span class="sourceLineNo">397</span>    }<a name="line.397"></a>
+<span class="sourceLineNo">398</span>    if (CellUtil.matchingColumn(kvs[pos], family, foffset, flength, qualifier, qoffset, qlength)) {<a name="line.398"></a>
+<span class="sourceLineNo">399</span>      return kvs[pos];<a name="line.399"></a>
+<span class="sourceLineNo">400</span>    }<a name="line.400"></a>
+<span class="sourceLineNo">401</span>    return null;<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>  /**<a name="line.404"></a>
+<span class="sourceLineNo">405</span>   * Get the latest version of the specified column.<a name="line.405"></a>
+<span class="sourceLineNo">406</span>   * Note: this call clones the value content of the hosting Cell. See<a name="line.406"></a>
+<span class="sourceLineNo">407</span>   * {@link #getValueAsByteBuffer(byte[], byte[])}, etc., or {@link #listCells()} if you would<a name="line.407"></a>
+<span class="sourceLineNo">408</span>   * avoid the cloning.<a name="line.408"></a>
+<span class="sourceLineNo">409</span>   * @param family family name<a name="line.409"></a>
+<span class="sourceLineNo">410</span>   * @param qualifier column qualifier<a name="line.410"></a>
+<span class="sourceLineNo">411</span>   * @return value of latest version of column, null if none found<a name="line.411"></a>
+<span class="sourceLineNo">412</span>   */<a name="line.412"></a>
+<span class="sourceLineNo">413</span>  public byte[] getValue(byte [] family, byte [] qualifier) {<a name="line.413"></a>
+<span class="sourceLineNo">414</span>    Cell kv = getColumnLatestCell(family, qualifier);<a name="line.414"></a>
+<span class="sourceLineNo">415</span>    if (kv == null) {<a name="line.415"></a>
+<span class="sourceLineNo">416</span>      return null;<a name="line.416"></a>
+<span class="sourceLineNo">417</span>    }<a name="line.417"></a>
+<span class="sourceLineNo">418</span>    return CellUtil.cloneValue(kv);<a name="line.418"></a>
+<span class="sourceLineNo">419</span>  }<a name="line.419"></a>
+<span class="sourceLineNo">420</span><a name="line.420"></a>
+<span class="sourceLineNo">421</span>  /**<a name="line.421"></a>
+<span class="sourceLineNo">422</span>   * Returns the value wrapped in a new &lt;code&gt;ByteBuffer&lt;/code&gt;.<a name="line.422"></a>
+<span class="sourceLineNo">423</span>   *<a name="line.423"></a>
+<span class="sourceLineNo">424</span>   * @param family family name<a name="line.424"></a>
+<span class="sourceLineNo">425</span>   * @param qualifier column qualifier<a name="line.425"></a>
+<span class="sourceLineNo">426</span>   *<a name="line.426"></a>
+<span class="sourceLineNo">427</span>   * @return the latest version of the column, or &lt;code&gt;null&lt;/code&gt; if none found<a name="line.427"></a>
+<span class="sourceLineNo">428</span>   */<a name="line.428"></a>
+<span class="sourceLineNo">429</span>  public ByteBuffer getValueAsByteBuffer(byte [] family, byte [] qualifier) {<a name="line.429"></a>
+<span class="sourceLineNo">430</span><a name="line.430"></a>
+<span class="sourceLineNo">431</span>    Cell kv = getColumnLatestCell(family, 0, family.length, qualifier, 0, qualifier.length);<a name="line.431"></a>
+<span class="sourceLineNo">432</span><a name="line.432"></a>
+<span class="sourceLineNo">433</span>    if (kv == null) {<a name="line.433"></a>
+<span class="sourceLineNo">434</span>      return null;<a name="line.434"></a>
+<span class="sourceLineNo">435</span>    }<a name="line.435"></a>
+<span class="sourceLineNo">436</span>    return ByteBuffer.wrap(kv.getValueArray(), kv.getValueOffset(), kv.getValueLength()).<a name="line.436"></a>
+<span class="sourceLineNo">437</span>      asReadOnlyBuffer();<a name="line.437"></a>
+<span class="sourceLineNo">438</span>  }<a name="line.438"></a>
+<span class="sourceLineNo">439</span><a name="line.439"></a>
+<span class="sourceLineNo">440</span>  /**<a name="line.440"></a>
+<span class="sourceLineNo">441</span>   * Returns the value wrapped in a new &lt;code&gt;ByteBuffer&lt;/code&gt;.<a name="line.441"></a>
+<span class="sourceLineNo">442</span>   *<a name="line.442"></a>
+<span class="sourceLineNo">443</span>   * @param family family name<a name="line.443"></a>
+<span class="sourceLineNo">444</span>   * @param foffset family offset<a name="line.444"></a>
+<span class="sourceLineNo">445</span>   * @param flength family length<a name="line.445"></a>
+<span class="sourceLineNo">446</span>   * @param qualifier column qualifier<a name="line.446"></a>
+<span class="sourceLineNo">447</span>   * @param qoffset qualifier offset<a name="line.447"></a>
+<span class="sourceLineNo">448</span>   * @param qlength qualifier length<a name="line.448"></a>
+<span class="sourceLineNo">449</span>   *<a name="line.449"></a>
+<span class="sourceLineNo">450</span>   * @return the latest version of the column, or &lt;code&gt;null&lt;/code&gt; if none found<a name="line.450"></a>
+<span class="sourceLineNo">451</span>   */<a name="line.451"></a>
+<span class="sourceLineNo">452</span>  public ByteBuffer getValueAsByteBuffer(byte [] family, int foffset, int flength,<a name="line.452"></a>
+<span class="sourceLineNo">453</span>      byte [] qualifier, int qoffset, int qlength) {<a name="line.453"></a>
+<span class="sourceLineNo">454</span><a name="line.454"></a>
+<span class="sourceLineNo">455</span>    Cell kv = getColumnLatestCell(family, foffset, flength, qualifier, qoffset, qlength);<a name="line.455"></a>
+<span class="sourceLineNo">456</span><a name="line.456"></a>
+<span class="sourceLineNo">457</span>    if (kv == null) {<a name="line.457"></a>
+<span class="sourceLineNo">458</span>      return null;<a name="line.458"></a>
+<span class="sourceLineNo">459</span>    }<a name="line.459"></a>
+<span class="sourceLineNo">460</span>    return ByteBuffer.wrap(kv.getValueArray(), kv.getValueOffset(), kv.getValueLength()).<a name="line.460"></a>
+<span class="sourceLineNo">461</span>      asReadOnlyBuffer();<a name="line.461"></a>
+<span class="sourceLineNo">462</span>  }<a name="line.462"></a>
+<span class="sourceLineNo">463</span><a name="line.463"></a>
+<span class="sourceLineNo">464</span>  /**<a name="line.464"></a>
+<span class="sourceLineNo">465</span>   * Loads the latest version of the specified column into the provided 

<TRUNCATED>

Mime
View raw message