hbase-commits mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From mi...@apache.org
Subject [05/49] hbase-site git commit: Published site at 4b3e38705cb24aee82615b1b9af47ed549ea1358.
Date Thu, 03 Mar 2016 17:16:51 GMT
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/4ce8323f/xref/org/apache/hadoop/hbase/regionserver/MutableSegment.html
----------------------------------------------------------------------
diff --git a/xref/org/apache/hadoop/hbase/regionserver/MutableSegment.html b/xref/org/apache/hadoop/hbase/regionserver/MutableSegment.html
index 01a51a4..c0d0ab6 100644
--- a/xref/org/apache/hadoop/hbase/regionserver/MutableSegment.html
+++ b/xref/org/apache/hadoop/hbase/regionserver/MutableSegment.html
@@ -28,43 +28,54 @@
 <a class="jxr_linenumber" name="18" href="#18">18</a>  <em class="jxr_javadoccomment"> */</em>
 <a class="jxr_linenumber" name="19" href="#19">19</a>  <strong class="jxr_keyword">package</strong> org.apache.hadoop.hbase.regionserver;
 <a class="jxr_linenumber" name="20" href="#20">20</a>  
-<a class="jxr_linenumber" name="21" href="#21">21</a>  <strong class="jxr_keyword">import</strong> java.util.SortedSet;
-<a class="jxr_linenumber" name="22" href="#22">22</a>  
-<a class="jxr_linenumber" name="23" href="#23">23</a>  <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.Cell;
-<a class="jxr_linenumber" name="24" href="#24">24</a>  <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.CellComparator;
-<a class="jxr_linenumber" name="25" href="#25">25</a>  <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.classification.InterfaceAudience;
-<a class="jxr_linenumber" name="26" href="#26">26</a>  
-<a class="jxr_linenumber" name="27" href="#27">27</a>  <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="28" href="#28">28</a>  <em class="jxr_javadoccomment"> * An abstraction of a mutable segment in memstore, specifically the active segment.</em>
-<a class="jxr_linenumber" name="29" href="#29">29</a>  <em class="jxr_javadoccomment"> */</em>
-<a class="jxr_linenumber" name="30" href="#30">30</a>  @InterfaceAudience.Private
-<a class="jxr_linenumber" name="31" href="#31">31</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/MutableSegment.html">MutableSegment</a> <strong class="jxr_keyword">extends</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/Segment.html">Segment</a> {
-<a class="jxr_linenumber" name="32" href="#32">32</a>  
-<a class="jxr_linenumber" name="33" href="#33">33</a>    <strong class="jxr_keyword">protected</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/MutableSegment.html">MutableSegment</a>(<a href="../../../../../org/apache/hadoop/hbase/regionserver/MemStoreLAB.html">MemStoreLAB</a> memStoreLAB, <strong class="jxr_keyword">long</strong> size) {
-<a class="jxr_linenumber" name="34" href="#34">34</a>      <strong class="jxr_keyword">super</strong>(memStoreLAB, size);
-<a class="jxr_linenumber" name="35" href="#35">35</a>    }
-<a class="jxr_linenumber" name="36" href="#36">36</a>  
-<a class="jxr_linenumber" name="37" href="#37">37</a>    <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="38" href="#38">38</a>  <em class="jxr_javadoccomment">   * Returns a subset of the segment cell set, which starts with the given cell</em>
-<a class="jxr_linenumber" name="39" href="#39">39</a>  <em class="jxr_javadoccomment">   * @param firstCell a cell in the segment</em>
-<a class="jxr_linenumber" name="40" href="#40">40</a>  <em class="jxr_javadoccomment">   * @return a subset of the segment cell set, which starts with the given cell</em>
-<a class="jxr_linenumber" name="41" href="#41">41</a>  <em class="jxr_javadoccomment">   */</em>
-<a class="jxr_linenumber" name="42" href="#42">42</a>    <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> SortedSet&lt;Cell&gt; tailSet(<a href="../../../../../org/apache/hadoop/hbase/Cell.html">Cell</a> firstCell);
+<a class="jxr_linenumber" name="21" href="#21">21</a>  <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.Cell;
+<a class="jxr_linenumber" name="22" href="#22">22</a>  <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.CellComparator;
+<a class="jxr_linenumber" name="23" href="#23">23</a>  <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.classification.InterfaceAudience;
+<a class="jxr_linenumber" name="24" href="#24">24</a>  
+<a class="jxr_linenumber" name="25" href="#25">25</a>  <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="26" href="#26">26</a>  <em class="jxr_javadoccomment"> * A mutable segment in memstore, specifically the active segment.</em>
+<a class="jxr_linenumber" name="27" href="#27">27</a>  <em class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="28" href="#28">28</a>  @InterfaceAudience.Private
+<a class="jxr_linenumber" name="29" href="#29">29</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/MutableSegment.html">MutableSegment</a> <strong class="jxr_keyword">extends</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/Segment.html">Segment</a> {
+<a class="jxr_linenumber" name="30" href="#30">30</a>  
+<a class="jxr_linenumber" name="31" href="#31">31</a>    <strong class="jxr_keyword">protected</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/MutableSegment.html">MutableSegment</a>(<a href="../../../../../org/apache/hadoop/hbase/regionserver/CellSet.html">CellSet</a> cellSet, <a href="../../../../../org/apache/hadoop/hbase/CellComparator.html">CellComparator</a> comparator, <a href="../../../../../org/apache/hadoop/hbase/regionserver/MemStoreLAB.html">MemStoreLAB</a> memStoreLAB,
+<a class="jxr_linenumber" name="32" href="#32">32</a>        <strong class="jxr_keyword">long</strong> size) {
+<a class="jxr_linenumber" name="33" href="#33">33</a>      <strong class="jxr_keyword">super</strong>(cellSet, comparator, memStoreLAB, size);
+<a class="jxr_linenumber" name="34" href="#34">34</a>    }
+<a class="jxr_linenumber" name="35" href="#35">35</a>  
+<a class="jxr_linenumber" name="36" href="#36">36</a>    <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="37" href="#37">37</a>  <em class="jxr_javadoccomment">   * Adds the given cell into the segment</em>
+<a class="jxr_linenumber" name="38" href="#38">38</a>  <em class="jxr_javadoccomment">   * @return the change in the heap size</em>
+<a class="jxr_linenumber" name="39" href="#39">39</a>  <em class="jxr_javadoccomment">   */</em>
+<a class="jxr_linenumber" name="40" href="#40">40</a>    <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">long</strong> add(<a href="../../../../../org/apache/hadoop/hbase/Cell.html">Cell</a> cell) {
+<a class="jxr_linenumber" name="41" href="#41">41</a>      <strong class="jxr_keyword">return</strong> internalAdd(cell);
+<a class="jxr_linenumber" name="42" href="#42">42</a>    }
 <a class="jxr_linenumber" name="43" href="#43">43</a>  
 <a class="jxr_linenumber" name="44" href="#44">44</a>    <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="45" href="#45">45</a>  <em class="jxr_javadoccomment">   * Returns the Cell comparator used by this segment</em>
-<a class="jxr_linenumber" name="46" href="#46">46</a>  <em class="jxr_javadoccomment">   * @return the Cell comparator used by this segment</em>
+<a class="jxr_linenumber" name="45" href="#45">45</a>  <em class="jxr_javadoccomment">   * Removes the given cell from the segment</em>
+<a class="jxr_linenumber" name="46" href="#46">46</a>  <em class="jxr_javadoccomment">   * @return the change in the heap size</em>
 <a class="jxr_linenumber" name="47" href="#47">47</a>  <em class="jxr_javadoccomment">   */</em>
-<a class="jxr_linenumber" name="48" href="#48">48</a>    <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <a href="../../../../../org/apache/hadoop/hbase/CellComparator.html">CellComparator</a> getComparator();
-<a class="jxr_linenumber" name="49" href="#49">49</a>  
-<a class="jxr_linenumber" name="50" href="#50">50</a>    <em class="jxr_comment">//methods for test</em>
-<a class="jxr_linenumber" name="51" href="#51">51</a>  
-<a class="jxr_linenumber" name="52" href="#52">52</a>    <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="53" href="#53">53</a>  <em class="jxr_javadoccomment">   * Returns the first cell in the segment</em>
-<a class="jxr_linenumber" name="54" href="#54">54</a>  <em class="jxr_javadoccomment">   * @return the first cell in the segment</em>
-<a class="jxr_linenumber" name="55" href="#55">55</a>  <em class="jxr_javadoccomment">   */</em>
-<a class="jxr_linenumber" name="56" href="#56">56</a>    <strong class="jxr_keyword">abstract</strong> <a href="../../../../../org/apache/hadoop/hbase/Cell.html">Cell</a> first();
-<a class="jxr_linenumber" name="57" href="#57">57</a>  }
+<a class="jxr_linenumber" name="48" href="#48">48</a>    <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">long</strong> rollback(<a href="../../../../../org/apache/hadoop/hbase/Cell.html">Cell</a> cell) {
+<a class="jxr_linenumber" name="49" href="#49">49</a>      <a href="../../../../../org/apache/hadoop/hbase/Cell.html">Cell</a> found = getCellSet().get(cell);
+<a class="jxr_linenumber" name="50" href="#50">50</a>      <strong class="jxr_keyword">if</strong> (found != <strong class="jxr_keyword">null</strong> &amp;&amp; found.getSequenceId() == cell.getSequenceId()) {
+<a class="jxr_linenumber" name="51" href="#51">51</a>        <strong class="jxr_keyword">long</strong> sz = AbstractMemStore.heapSizeChange(cell, <strong class="jxr_keyword">true</strong>);
+<a class="jxr_linenumber" name="52" href="#52">52</a>        getCellSet().remove(cell);
+<a class="jxr_linenumber" name="53" href="#53">53</a>        incSize(-sz);
+<a class="jxr_linenumber" name="54" href="#54">54</a>        <strong class="jxr_keyword">return</strong> sz;
+<a class="jxr_linenumber" name="55" href="#55">55</a>      }
+<a class="jxr_linenumber" name="56" href="#56">56</a>      <strong class="jxr_keyword">return</strong> 0;
+<a class="jxr_linenumber" name="57" href="#57">57</a>    }
+<a class="jxr_linenumber" name="58" href="#58">58</a>  
+<a class="jxr_linenumber" name="59" href="#59">59</a>    <em class="jxr_comment">//methods for test</em>
+<a class="jxr_linenumber" name="60" href="#60">60</a>  
+<a class="jxr_linenumber" name="61" href="#61">61</a>    <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="62" href="#62">62</a>  <em class="jxr_javadoccomment">   * Returns the first cell in the segment</em>
+<a class="jxr_linenumber" name="63" href="#63">63</a>  <em class="jxr_javadoccomment">   * @return the first cell in the segment</em>
+<a class="jxr_linenumber" name="64" href="#64">64</a>  <em class="jxr_javadoccomment">   */</em>
+<a class="jxr_linenumber" name="65" href="#65">65</a>    <a href="../../../../../org/apache/hadoop/hbase/Cell.html">Cell</a> first() {
+<a class="jxr_linenumber" name="66" href="#66">66</a>      <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">this</strong>.getCellSet().first();
+<a class="jxr_linenumber" name="67" href="#67">67</a>    }
+<a class="jxr_linenumber" name="68" href="#68">68</a>  }
 </pre>
 <hr/><div id="footer">This page was automatically generated by <a href="http://maven.apache.org/">Maven</a></div></body>
 </html>

http://git-wip-us.apache.org/repos/asf/hbase-site/blob/4ce8323f/xref/org/apache/hadoop/hbase/regionserver/Segment.html
----------------------------------------------------------------------
diff --git a/xref/org/apache/hadoop/hbase/regionserver/Segment.html b/xref/org/apache/hadoop/hbase/regionserver/Segment.html
index 531c549..86e3ceb 100644
--- a/xref/org/apache/hadoop/hbase/regionserver/Segment.html
+++ b/xref/org/apache/hadoop/hbase/regionserver/Segment.html
@@ -28,204 +28,272 @@
 <a class="jxr_linenumber" name="18" href="#18">18</a>  <em class="jxr_javadoccomment"> */</em>
 <a class="jxr_linenumber" name="19" href="#19">19</a>  <strong class="jxr_keyword">package</strong> org.apache.hadoop.hbase.regionserver;
 <a class="jxr_linenumber" name="20" href="#20">20</a>  
-<a class="jxr_linenumber" name="21" href="#21">21</a>  <strong class="jxr_keyword">import</strong> java.util.concurrent.atomic.AtomicLong;
-<a class="jxr_linenumber" name="22" href="#22">22</a>  
-<a class="jxr_linenumber" name="23" href="#23">23</a>  <strong class="jxr_keyword">import</strong> org.apache.commons.logging.Log;
-<a class="jxr_linenumber" name="24" href="#24">24</a>  <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.Cell;
-<a class="jxr_linenumber" name="25" href="#25">25</a>  <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.KeyValue;
-<a class="jxr_linenumber" name="26" href="#26">26</a>  <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.KeyValueUtil;
-<a class="jxr_linenumber" name="27" href="#27">27</a>  <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.classification.InterfaceAudience;
-<a class="jxr_linenumber" name="28" href="#28">28</a>  <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.client.Scan;
-<a class="jxr_linenumber" name="29" href="#29">29</a>  <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.util.ByteRange;
-<a class="jxr_linenumber" name="30" href="#30">30</a>  
-<a class="jxr_linenumber" name="31" href="#31">31</a>  <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="32" href="#32">32</a>  <em class="jxr_javadoccomment"> * This is an abstraction of a segment maintained in a memstore, e.g., the active</em>
-<a class="jxr_linenumber" name="33" href="#33">33</a>  <em class="jxr_javadoccomment"> * cell set or its snapshot.</em>
-<a class="jxr_linenumber" name="34" href="#34">34</a>  <em class="jxr_javadoccomment"> *</em>
-<a class="jxr_linenumber" name="35" href="#35">35</a>  <em class="jxr_javadoccomment"> * This abstraction facilitates the management of the compaction pipeline and the shifts of these</em>
-<a class="jxr_linenumber" name="36" href="#36">36</a>  <em class="jxr_javadoccomment"> * segments from active set to snapshot set in the default implementation.</em>
-<a class="jxr_linenumber" name="37" href="#37">37</a>  <em class="jxr_javadoccomment"> */</em>
-<a class="jxr_linenumber" name="38" href="#38">38</a>  @InterfaceAudience.Private
-<a class="jxr_linenumber" name="39" href="#39">39</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/Segment.html">Segment</a> {
-<a class="jxr_linenumber" name="40" href="#40">40</a>  
-<a class="jxr_linenumber" name="41" href="#41">41</a>    <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">volatile</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/MemStoreLAB.html">MemStoreLAB</a> memStoreLAB;
-<a class="jxr_linenumber" name="42" href="#42">42</a>    <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> AtomicLong size;
-<a class="jxr_linenumber" name="43" href="#43">43</a>    <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/TimeRangeTracker.html">TimeRangeTracker</a> timeRangeTracker;
-<a class="jxr_linenumber" name="44" href="#44">44</a>    <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">volatile</strong> <strong class="jxr_keyword">boolean</strong> tagsPresent;
-<a class="jxr_linenumber" name="45" href="#45">45</a>  
-<a class="jxr_linenumber" name="46" href="#46">46</a>    <strong class="jxr_keyword">protected</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/Segment.html">Segment</a>(<a href="../../../../../org/apache/hadoop/hbase/regionserver/MemStoreLAB.html">MemStoreLAB</a> memStoreLAB, <strong class="jxr_keyword">long</strong> size) {
-<a class="jxr_linenumber" name="47" href="#47">47</a>      <strong class="jxr_keyword">this</strong>.memStoreLAB = memStoreLAB;
-<a class="jxr_linenumber" name="48" href="#48">48</a>      <strong class="jxr_keyword">this</strong>.size = <strong class="jxr_keyword">new</strong> AtomicLong(size);
-<a class="jxr_linenumber" name="49" href="#49">49</a>      <strong class="jxr_keyword">this</strong>.timeRangeTracker = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/TimeRangeTracker.html">TimeRangeTracker</a>();
-<a class="jxr_linenumber" name="50" href="#50">50</a>      <strong class="jxr_keyword">this</strong>.tagsPresent = false;
-<a class="jxr_linenumber" name="51" href="#51">51</a>    }
-<a class="jxr_linenumber" name="52" href="#52">52</a>  
-<a class="jxr_linenumber" name="53" href="#53">53</a>    <strong class="jxr_keyword">protected</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/Segment.html">Segment</a>(<a href="../../../../../org/apache/hadoop/hbase/regionserver/Segment.html">Segment</a> segment) {
-<a class="jxr_linenumber" name="54" href="#54">54</a>      <strong class="jxr_keyword">this</strong>.memStoreLAB = segment.getMemStoreLAB();
-<a class="jxr_linenumber" name="55" href="#55">55</a>      <strong class="jxr_keyword">this</strong>.size = <strong class="jxr_keyword">new</strong> AtomicLong(segment.getSize());
-<a class="jxr_linenumber" name="56" href="#56">56</a>      <strong class="jxr_keyword">this</strong>.timeRangeTracker = segment.getTimeRangeTracker();
-<a class="jxr_linenumber" name="57" href="#57">57</a>      <strong class="jxr_keyword">this</strong>.tagsPresent = segment.isTagsPresent();
-<a class="jxr_linenumber" name="58" href="#58">58</a>    }
-<a class="jxr_linenumber" name="59" href="#59">59</a>  
-<a class="jxr_linenumber" name="60" href="#60">60</a>    <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="61" href="#61">61</a>  <em class="jxr_javadoccomment">   * Creates the scanner that is able to scan the concrete segment</em>
-<a class="jxr_linenumber" name="62" href="#62">62</a>  <em class="jxr_javadoccomment">   * @return a scanner for the given read point</em>
-<a class="jxr_linenumber" name="63" href="#63">63</a>  <em class="jxr_javadoccomment">   */</em>
-<a class="jxr_linenumber" name="64" href="#64">64</a>    <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/SegmentScanner.html">SegmentScanner</a> getSegmentScanner(<strong class="jxr_keyword">long</strong> readPoint);
-<a class="jxr_linenumber" name="65" href="#65">65</a>  
-<a class="jxr_linenumber" name="66" href="#66">66</a>    <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="67" href="#67">67</a>  <em class="jxr_javadoccomment">   * Returns whether the segment has any cells</em>
-<a class="jxr_linenumber" name="68" href="#68">68</a>  <em class="jxr_javadoccomment">   * @return whether the segment has any cells</em>
-<a class="jxr_linenumber" name="69" href="#69">69</a>  <em class="jxr_javadoccomment">   */</em>
-<a class="jxr_linenumber" name="70" href="#70">70</a>    <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">boolean</strong> isEmpty();
-<a class="jxr_linenumber" name="71" href="#71">71</a>  
-<a class="jxr_linenumber" name="72" href="#72">72</a>    <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="73" href="#73">73</a>  <em class="jxr_javadoccomment">   * Returns number of cells in segment</em>
-<a class="jxr_linenumber" name="74" href="#74">74</a>  <em class="jxr_javadoccomment">   * @return number of cells in segment</em>
-<a class="jxr_linenumber" name="75" href="#75">75</a>  <em class="jxr_javadoccomment">   */</em>
-<a class="jxr_linenumber" name="76" href="#76">76</a>    <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">int</strong> getCellsCount();
+<a class="jxr_linenumber" name="21" href="#21">21</a>  <strong class="jxr_keyword">import</strong> java.util.Iterator;
+<a class="jxr_linenumber" name="22" href="#22">22</a>  <strong class="jxr_keyword">import</strong> java.util.SortedSet;
+<a class="jxr_linenumber" name="23" href="#23">23</a>  <strong class="jxr_keyword">import</strong> java.util.concurrent.atomic.AtomicLong;
+<a class="jxr_linenumber" name="24" href="#24">24</a>  
+<a class="jxr_linenumber" name="25" href="#25">25</a>  <strong class="jxr_keyword">import</strong> org.apache.commons.logging.Log;
+<a class="jxr_linenumber" name="26" href="#26">26</a>  <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.Cell;
+<a class="jxr_linenumber" name="27" href="#27">27</a>  <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.CellComparator;
+<a class="jxr_linenumber" name="28" href="#28">28</a>  <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.KeyValue;
+<a class="jxr_linenumber" name="29" href="#29">29</a>  <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.KeyValueUtil;
+<a class="jxr_linenumber" name="30" href="#30">30</a>  <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.classification.InterfaceAudience;
+<a class="jxr_linenumber" name="31" href="#31">31</a>  <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.client.Scan;
+<a class="jxr_linenumber" name="32" href="#32">32</a>  <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.util.ByteRange;
+<a class="jxr_linenumber" name="33" href="#33">33</a>  
+<a class="jxr_linenumber" name="34" href="#34">34</a>  <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="35" href="#35">35</a>  <em class="jxr_javadoccomment"> * This is an abstraction of a segment maintained in a memstore, e.g., the active</em>
+<a class="jxr_linenumber" name="36" href="#36">36</a>  <em class="jxr_javadoccomment"> * cell set or its snapshot.</em>
+<a class="jxr_linenumber" name="37" href="#37">37</a>  <em class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="38" href="#38">38</a>  <em class="jxr_javadoccomment"> * This abstraction facilitates the management of the compaction pipeline and the shifts of these</em>
+<a class="jxr_linenumber" name="39" href="#39">39</a>  <em class="jxr_javadoccomment"> * segments from active set to snapshot set in the default implementation.</em>
+<a class="jxr_linenumber" name="40" href="#40">40</a>  <em class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="41" href="#41">41</a>  @InterfaceAudience.Private
+<a class="jxr_linenumber" name="42" href="#42">42</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/Segment.html">Segment</a> {
+<a class="jxr_linenumber" name="43" href="#43">43</a>  
+<a class="jxr_linenumber" name="44" href="#44">44</a>    <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">volatile</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/CellSet.html">CellSet</a> cellSet;
+<a class="jxr_linenumber" name="45" href="#45">45</a>    <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../../org/apache/hadoop/hbase/CellComparator.html">CellComparator</a> comparator;
+<a class="jxr_linenumber" name="46" href="#46">46</a>    <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">volatile</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/MemStoreLAB.html">MemStoreLAB</a> memStoreLAB;
+<a class="jxr_linenumber" name="47" href="#47">47</a>    <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> AtomicLong size;
+<a class="jxr_linenumber" name="48" href="#48">48</a>    <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/TimeRangeTracker.html">TimeRangeTracker</a> timeRangeTracker;
+<a class="jxr_linenumber" name="49" href="#49">49</a>    <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">volatile</strong> <strong class="jxr_keyword">boolean</strong> tagsPresent;
+<a class="jxr_linenumber" name="50" href="#50">50</a>  
+<a class="jxr_linenumber" name="51" href="#51">51</a>    <strong class="jxr_keyword">protected</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/Segment.html">Segment</a>(<a href="../../../../../org/apache/hadoop/hbase/regionserver/CellSet.html">CellSet</a> cellSet, <a href="../../../../../org/apache/hadoop/hbase/CellComparator.html">CellComparator</a> comparator, <a href="../../../../../org/apache/hadoop/hbase/regionserver/MemStoreLAB.html">MemStoreLAB</a> memStoreLAB, <strong class="jxr_keyword">long</strong>
+<a class="jxr_linenumber" name="52" href="#52">52</a>        size) {
+<a class="jxr_linenumber" name="53" href="#53">53</a>      <strong class="jxr_keyword">this</strong>.cellSet = cellSet;
+<a class="jxr_linenumber" name="54" href="#54">54</a>      <strong class="jxr_keyword">this</strong>.comparator = comparator;
+<a class="jxr_linenumber" name="55" href="#55">55</a>      <strong class="jxr_keyword">this</strong>.memStoreLAB = memStoreLAB;
+<a class="jxr_linenumber" name="56" href="#56">56</a>      <strong class="jxr_keyword">this</strong>.size = <strong class="jxr_keyword">new</strong> AtomicLong(size);
+<a class="jxr_linenumber" name="57" href="#57">57</a>      <strong class="jxr_keyword">this</strong>.timeRangeTracker = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/TimeRangeTracker.html">TimeRangeTracker</a>();
+<a class="jxr_linenumber" name="58" href="#58">58</a>      <strong class="jxr_keyword">this</strong>.tagsPresent = false;
+<a class="jxr_linenumber" name="59" href="#59">59</a>    }
+<a class="jxr_linenumber" name="60" href="#60">60</a>  
+<a class="jxr_linenumber" name="61" href="#61">61</a>    <strong class="jxr_keyword">protected</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/Segment.html">Segment</a>(<a href="../../../../../org/apache/hadoop/hbase/regionserver/Segment.html">Segment</a> segment) {
+<a class="jxr_linenumber" name="62" href="#62">62</a>      <strong class="jxr_keyword">this</strong>.cellSet = segment.getCellSet();
+<a class="jxr_linenumber" name="63" href="#63">63</a>      <strong class="jxr_keyword">this</strong>.comparator = segment.getComparator();
+<a class="jxr_linenumber" name="64" href="#64">64</a>      <strong class="jxr_keyword">this</strong>.memStoreLAB = segment.getMemStoreLAB();
+<a class="jxr_linenumber" name="65" href="#65">65</a>      <strong class="jxr_keyword">this</strong>.size = <strong class="jxr_keyword">new</strong> AtomicLong(segment.getSize());
+<a class="jxr_linenumber" name="66" href="#66">66</a>      <strong class="jxr_keyword">this</strong>.timeRangeTracker = segment.getTimeRangeTracker();
+<a class="jxr_linenumber" name="67" href="#67">67</a>      <strong class="jxr_keyword">this</strong>.tagsPresent = segment.isTagsPresent();
+<a class="jxr_linenumber" name="68" href="#68">68</a>    }
+<a class="jxr_linenumber" name="69" href="#69">69</a>  
+<a class="jxr_linenumber" name="70" href="#70">70</a>    <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="71" href="#71">71</a>  <em class="jxr_javadoccomment">   * Creates the scanner for the given read point</em>
+<a class="jxr_linenumber" name="72" href="#72">72</a>  <em class="jxr_javadoccomment">   * @return a scanner for the given read point</em>
+<a class="jxr_linenumber" name="73" href="#73">73</a>  <em class="jxr_javadoccomment">   */</em>
+<a class="jxr_linenumber" name="74" href="#74">74</a>    <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/SegmentScanner.html">SegmentScanner</a> getSegmentScanner(<strong class="jxr_keyword">long</strong> readPoint) {
+<a class="jxr_linenumber" name="75" href="#75">75</a>      <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/SegmentScanner.html">SegmentScanner</a>(<strong class="jxr_keyword">this</strong>, readPoint);
+<a class="jxr_linenumber" name="76" href="#76">76</a>    }
 <a class="jxr_linenumber" name="77" href="#77">77</a>  
 <a class="jxr_linenumber" name="78" href="#78">78</a>    <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="79" href="#79">79</a>  <em class="jxr_javadoccomment">   * Adds the given cell into the segment</em>
-<a class="jxr_linenumber" name="80" href="#80">80</a>  <em class="jxr_javadoccomment">   * @return the change in the heap size</em>
+<a class="jxr_linenumber" name="79" href="#79">79</a>  <em class="jxr_javadoccomment">   * Returns whether the segment has any cells</em>
+<a class="jxr_linenumber" name="80" href="#80">80</a>  <em class="jxr_javadoccomment">   * @return whether the segment has any cells</em>
 <a class="jxr_linenumber" name="81" href="#81">81</a>  <em class="jxr_javadoccomment">   */</em>
-<a class="jxr_linenumber" name="82" href="#82">82</a>    <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">long</strong> add(<a href="../../../../../org/apache/hadoop/hbase/Cell.html">Cell</a> cell);
-<a class="jxr_linenumber" name="83" href="#83">83</a>  
-<a class="jxr_linenumber" name="84" href="#84">84</a>    <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="85" href="#85">85</a>  <em class="jxr_javadoccomment">   * Removes the given cell from the segment</em>
-<a class="jxr_linenumber" name="86" href="#86">86</a>  <em class="jxr_javadoccomment">   * @return the change in the heap size</em>
-<a class="jxr_linenumber" name="87" href="#87">87</a>  <em class="jxr_javadoccomment">   */</em>
-<a class="jxr_linenumber" name="88" href="#88">88</a>    <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">long</strong> rollback(<a href="../../../../../org/apache/hadoop/hbase/Cell.html">Cell</a> cell);
-<a class="jxr_linenumber" name="89" href="#89">89</a>  
-<a class="jxr_linenumber" name="90" href="#90">90</a>    <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="91" href="#91">91</a>  <em class="jxr_javadoccomment">   * Returns the first cell in the segment that has equal or greater key than the given cell</em>
-<a class="jxr_linenumber" name="92" href="#92">92</a>  <em class="jxr_javadoccomment">   * @return the first cell in the segment that has equal or greater key than the given cell</em>
-<a class="jxr_linenumber" name="93" href="#93">93</a>  <em class="jxr_javadoccomment">   */</em>
-<a class="jxr_linenumber" name="94" href="#94">94</a>    <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <a href="../../../../../org/apache/hadoop/hbase/Cell.html">Cell</a> getFirstAfter(<a href="../../../../../org/apache/hadoop/hbase/Cell.html">Cell</a> cell);
-<a class="jxr_linenumber" name="95" href="#95">95</a>  
-<a class="jxr_linenumber" name="96" href="#96">96</a>    <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="97" href="#97">97</a>  <em class="jxr_javadoccomment">   * Returns a set of all cells in the segment</em>
-<a class="jxr_linenumber" name="98" href="#98">98</a>  <em class="jxr_javadoccomment">   * @return a set of all cells in the segment</em>
-<a class="jxr_linenumber" name="99" href="#99">99</a>  <em class="jxr_javadoccomment">   */</em>
-<a class="jxr_linenumber" name="100" href="#100">100</a>   <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/CellSet.html">CellSet</a> getCellSet();
-<a class="jxr_linenumber" name="101" href="#101">101</a> 
-<a class="jxr_linenumber" name="102" href="#102">102</a>   <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="103" href="#103">103</a> <em class="jxr_javadoccomment">   * Closing a segment before it is being discarded</em>
-<a class="jxr_linenumber" name="104" href="#104">104</a> <em class="jxr_javadoccomment">   */</em>
-<a class="jxr_linenumber" name="105" href="#105">105</a>   <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> close() {
-<a class="jxr_linenumber" name="106" href="#106">106</a>     <a href="../../../../../org/apache/hadoop/hbase/regionserver/MemStoreLAB.html">MemStoreLAB</a> mslab = getMemStoreLAB();
-<a class="jxr_linenumber" name="107" href="#107">107</a>     <strong class="jxr_keyword">if</strong>(mslab != <strong class="jxr_keyword">null</strong>) {
-<a class="jxr_linenumber" name="108" href="#108">108</a>       mslab.close();
-<a class="jxr_linenumber" name="109" href="#109">109</a>     }
-<a class="jxr_linenumber" name="110" href="#110">110</a>     <em class="jxr_comment">// do not set MSLab to null as scanners may still be reading the data here and need to decrease</em>
-<a class="jxr_linenumber" name="111" href="#111">111</a>     <em class="jxr_comment">// the counter when they finish</em>
-<a class="jxr_linenumber" name="112" href="#112">112</a>   }
-<a class="jxr_linenumber" name="113" href="#113">113</a> 
-<a class="jxr_linenumber" name="114" href="#114">114</a>   <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="115" href="#115">115</a> <em class="jxr_javadoccomment">   * If the segment has a memory allocator the cell is being cloned to this space, and returned;</em>
-<a class="jxr_linenumber" name="116" href="#116">116</a> <em class="jxr_javadoccomment">   * otherwise the given cell is returned</em>
-<a class="jxr_linenumber" name="117" href="#117">117</a> <em class="jxr_javadoccomment">   * @return either the given cell or its clone</em>
-<a class="jxr_linenumber" name="118" href="#118">118</a> <em class="jxr_javadoccomment">   */</em>
-<a class="jxr_linenumber" name="119" href="#119">119</a>   <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/hadoop/hbase/Cell.html">Cell</a> maybeCloneWithAllocator(<a href="../../../../../org/apache/hadoop/hbase/Cell.html">Cell</a> cell) {
-<a class="jxr_linenumber" name="120" href="#120">120</a>     <strong class="jxr_keyword">if</strong> (getMemStoreLAB() == <strong class="jxr_keyword">null</strong>) {
-<a class="jxr_linenumber" name="121" href="#121">121</a>       <strong class="jxr_keyword">return</strong> cell;
-<a class="jxr_linenumber" name="122" href="#122">122</a>     }
-<a class="jxr_linenumber" name="123" href="#123">123</a> 
-<a class="jxr_linenumber" name="124" href="#124">124</a>     <strong class="jxr_keyword">int</strong> len = KeyValueUtil.length(cell);
-<a class="jxr_linenumber" name="125" href="#125">125</a>     <a href="../../../../../org/apache/hadoop/hbase/util/ByteRange.html">ByteRange</a> alloc = getMemStoreLAB().allocateBytes(len);
-<a class="jxr_linenumber" name="126" href="#126">126</a>     <strong class="jxr_keyword">if</strong> (alloc == <strong class="jxr_keyword">null</strong>) {
-<a class="jxr_linenumber" name="127" href="#127">127</a>       <em class="jxr_comment">// The allocation was too large, allocator decided</em>
-<a class="jxr_linenumber" name="128" href="#128">128</a>       <em class="jxr_comment">// not to do anything with it.</em>
-<a class="jxr_linenumber" name="129" href="#129">129</a>       <strong class="jxr_keyword">return</strong> cell;
-<a class="jxr_linenumber" name="130" href="#130">130</a>     }
-<a class="jxr_linenumber" name="131" href="#131">131</a>     assert alloc.getBytes() != <strong class="jxr_keyword">null</strong>;
-<a class="jxr_linenumber" name="132" href="#132">132</a>     KeyValueUtil.appendToByteArray(cell, alloc.getBytes(), alloc.getOffset());
-<a class="jxr_linenumber" name="133" href="#133">133</a>     <a href="../../../../../org/apache/hadoop/hbase/KeyValue.html">KeyValue</a> newKv = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/hadoop/hbase/KeyValue.html">KeyValue</a>(alloc.getBytes(), alloc.getOffset(), len);
-<a class="jxr_linenumber" name="134" href="#134">134</a>     newKv.setSequenceId(cell.getSequenceId());
-<a class="jxr_linenumber" name="135" href="#135">135</a>     <strong class="jxr_keyword">return</strong> newKv;
-<a class="jxr_linenumber" name="136" href="#136">136</a>   }
-<a class="jxr_linenumber" name="137" href="#137">137</a> 
-<a class="jxr_linenumber" name="138" href="#138">138</a>   <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> shouldSeek(<a href="../../../../../org/apache/hadoop/hbase/client/Scan.html">Scan</a> scan, <strong class="jxr_keyword">long</strong> oldestUnexpiredTS) {
-<a class="jxr_linenumber" name="139" href="#139">139</a>     <strong class="jxr_keyword">return</strong> (getTimeRangeTracker().includesTimeRange(scan.getTimeRange())
-<a class="jxr_linenumber" name="140" href="#140">140</a>         &amp;&amp; (getTimeRangeTracker().getMaximumTimestamp() &gt;=
-<a class="jxr_linenumber" name="141" href="#141">141</a>         oldestUnexpiredTS));
-<a class="jxr_linenumber" name="142" href="#142">142</a>   }
-<a class="jxr_linenumber" name="143" href="#143">143</a> 
-<a class="jxr_linenumber" name="144" href="#144">144</a>   <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">long</strong> getMinTimestamp() {
-<a class="jxr_linenumber" name="145" href="#145">145</a>     <strong class="jxr_keyword">return</strong> getTimeRangeTracker().getMinimumTimestamp();
+<a class="jxr_linenumber" name="82" href="#82">82</a>    <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> isEmpty() {
+<a class="jxr_linenumber" name="83" href="#83">83</a>      <strong class="jxr_keyword">return</strong> getCellSet().isEmpty();
+<a class="jxr_linenumber" name="84" href="#84">84</a>    }
+<a class="jxr_linenumber" name="85" href="#85">85</a>  
+<a class="jxr_linenumber" name="86" href="#86">86</a>    <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="87" href="#87">87</a>  <em class="jxr_javadoccomment">   * Returns number of cells in segment</em>
+<a class="jxr_linenumber" name="88" href="#88">88</a>  <em class="jxr_javadoccomment">   * @return number of cells in segment</em>
+<a class="jxr_linenumber" name="89" href="#89">89</a>  <em class="jxr_javadoccomment">   */</em>
+<a class="jxr_linenumber" name="90" href="#90">90</a>    <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">int</strong> getCellsCount() {
+<a class="jxr_linenumber" name="91" href="#91">91</a>      <strong class="jxr_keyword">return</strong> getCellSet().size();
+<a class="jxr_linenumber" name="92" href="#92">92</a>    }
+<a class="jxr_linenumber" name="93" href="#93">93</a>  
+<a class="jxr_linenumber" name="94" href="#94">94</a>    <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="95" href="#95">95</a>  <em class="jxr_javadoccomment">   * Returns the first cell in the segment that has equal or greater key than the given cell</em>
+<a class="jxr_linenumber" name="96" href="#96">96</a>  <em class="jxr_javadoccomment">   * @return the first cell in the segment that has equal or greater key than the given cell</em>
+<a class="jxr_linenumber" name="97" href="#97">97</a>  <em class="jxr_javadoccomment">   */</em>
+<a class="jxr_linenumber" name="98" href="#98">98</a>    <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/hadoop/hbase/Cell.html">Cell</a> getFirstAfter(<a href="../../../../../org/apache/hadoop/hbase/Cell.html">Cell</a> cell) {
+<a class="jxr_linenumber" name="99" href="#99">99</a>      SortedSet&lt;Cell&gt; snTailSet = tailSet(cell);
+<a class="jxr_linenumber" name="100" href="#100">100</a>     <strong class="jxr_keyword">if</strong> (!snTailSet.isEmpty()) {
+<a class="jxr_linenumber" name="101" href="#101">101</a>       <strong class="jxr_keyword">return</strong> snTailSet.first();
+<a class="jxr_linenumber" name="102" href="#102">102</a>     }
+<a class="jxr_linenumber" name="103" href="#103">103</a>     <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>;
+<a class="jxr_linenumber" name="104" href="#104">104</a>   }
+<a class="jxr_linenumber" name="105" href="#105">105</a> 
+<a class="jxr_linenumber" name="106" href="#106">106</a>   <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="107" href="#107">107</a> <em class="jxr_javadoccomment">   * Closing a segment before it is being discarded</em>
+<a class="jxr_linenumber" name="108" href="#108">108</a> <em class="jxr_javadoccomment">   */</em>
+<a class="jxr_linenumber" name="109" href="#109">109</a>   <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> close() {
+<a class="jxr_linenumber" name="110" href="#110">110</a>     <a href="../../../../../org/apache/hadoop/hbase/regionserver/MemStoreLAB.html">MemStoreLAB</a> mslab = getMemStoreLAB();
+<a class="jxr_linenumber" name="111" href="#111">111</a>     <strong class="jxr_keyword">if</strong>(mslab != <strong class="jxr_keyword">null</strong>) {
+<a class="jxr_linenumber" name="112" href="#112">112</a>       mslab.close();
+<a class="jxr_linenumber" name="113" href="#113">113</a>     }
+<a class="jxr_linenumber" name="114" href="#114">114</a>     <em class="jxr_comment">// do not set MSLab to null as scanners may still be reading the data here and need to decrease</em>
+<a class="jxr_linenumber" name="115" href="#115">115</a>     <em class="jxr_comment">// the counter when they finish</em>
+<a class="jxr_linenumber" name="116" href="#116">116</a>   }
+<a class="jxr_linenumber" name="117" href="#117">117</a> 
+<a class="jxr_linenumber" name="118" href="#118">118</a>   <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="119" href="#119">119</a> <em class="jxr_javadoccomment">   * If the segment has a memory allocator the cell is being cloned to this space, and returned;</em>
+<a class="jxr_linenumber" name="120" href="#120">120</a> <em class="jxr_javadoccomment">   * otherwise the given cell is returned</em>
+<a class="jxr_linenumber" name="121" href="#121">121</a> <em class="jxr_javadoccomment">   * @return either the given cell or its clone</em>
+<a class="jxr_linenumber" name="122" href="#122">122</a> <em class="jxr_javadoccomment">   */</em>
+<a class="jxr_linenumber" name="123" href="#123">123</a>   <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/hadoop/hbase/Cell.html">Cell</a> maybeCloneWithAllocator(<a href="../../../../../org/apache/hadoop/hbase/Cell.html">Cell</a> cell) {
+<a class="jxr_linenumber" name="124" href="#124">124</a>     <strong class="jxr_keyword">if</strong> (getMemStoreLAB() == <strong class="jxr_keyword">null</strong>) {
+<a class="jxr_linenumber" name="125" href="#125">125</a>       <strong class="jxr_keyword">return</strong> cell;
+<a class="jxr_linenumber" name="126" href="#126">126</a>     }
+<a class="jxr_linenumber" name="127" href="#127">127</a> 
+<a class="jxr_linenumber" name="128" href="#128">128</a>     <strong class="jxr_keyword">int</strong> len = KeyValueUtil.length(cell);
+<a class="jxr_linenumber" name="129" href="#129">129</a>     <a href="../../../../../org/apache/hadoop/hbase/util/ByteRange.html">ByteRange</a> alloc = getMemStoreLAB().allocateBytes(len);
+<a class="jxr_linenumber" name="130" href="#130">130</a>     <strong class="jxr_keyword">if</strong> (alloc == <strong class="jxr_keyword">null</strong>) {
+<a class="jxr_linenumber" name="131" href="#131">131</a>       <em class="jxr_comment">// The allocation was too large, allocator decided</em>
+<a class="jxr_linenumber" name="132" href="#132">132</a>       <em class="jxr_comment">// not to do anything with it.</em>
+<a class="jxr_linenumber" name="133" href="#133">133</a>       <strong class="jxr_keyword">return</strong> cell;
+<a class="jxr_linenumber" name="134" href="#134">134</a>     }
+<a class="jxr_linenumber" name="135" href="#135">135</a>     assert alloc.getBytes() != <strong class="jxr_keyword">null</strong>;
+<a class="jxr_linenumber" name="136" href="#136">136</a>     KeyValueUtil.appendToByteArray(cell, alloc.getBytes(), alloc.getOffset());
+<a class="jxr_linenumber" name="137" href="#137">137</a>     <a href="../../../../../org/apache/hadoop/hbase/KeyValue.html">KeyValue</a> newKv = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/hadoop/hbase/KeyValue.html">KeyValue</a>(alloc.getBytes(), alloc.getOffset(), len);
+<a class="jxr_linenumber" name="138" href="#138">138</a>     newKv.setSequenceId(cell.getSequenceId());
+<a class="jxr_linenumber" name="139" href="#139">139</a>     <strong class="jxr_keyword">return</strong> newKv;
+<a class="jxr_linenumber" name="140" href="#140">140</a>   }
+<a class="jxr_linenumber" name="141" href="#141">141</a> 
+<a class="jxr_linenumber" name="142" href="#142">142</a>   <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> shouldSeek(<a href="../../../../../org/apache/hadoop/hbase/client/Scan.html">Scan</a> scan, <strong class="jxr_keyword">long</strong> oldestUnexpiredTS) {
+<a class="jxr_linenumber" name="143" href="#143">143</a>     <strong class="jxr_keyword">return</strong> (getTimeRangeTracker().includesTimeRange(scan.getTimeRange())
+<a class="jxr_linenumber" name="144" href="#144">144</a>         &amp;&amp; (getTimeRangeTracker().getMaximumTimestamp() &gt;=
+<a class="jxr_linenumber" name="145" href="#145">145</a>         oldestUnexpiredTS));
 <a class="jxr_linenumber" name="146" href="#146">146</a>   }
 <a class="jxr_linenumber" name="147" href="#147">147</a> 
-<a class="jxr_linenumber" name="148" href="#148">148</a>   <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> isTagsPresent() {
-<a class="jxr_linenumber" name="149" href="#149">149</a>     <strong class="jxr_keyword">return</strong> tagsPresent;
+<a class="jxr_linenumber" name="148" href="#148">148</a>   <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">long</strong> getMinTimestamp() {
+<a class="jxr_linenumber" name="149" href="#149">149</a>     <strong class="jxr_keyword">return</strong> getTimeRangeTracker().getMinimumTimestamp();
 <a class="jxr_linenumber" name="150" href="#150">150</a>   }
 <a class="jxr_linenumber" name="151" href="#151">151</a> 
-<a class="jxr_linenumber" name="152" href="#152">152</a>   <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> incScannerCount() {
-<a class="jxr_linenumber" name="153" href="#153">153</a>     <strong class="jxr_keyword">if</strong>(getMemStoreLAB() != <strong class="jxr_keyword">null</strong>) {
-<a class="jxr_linenumber" name="154" href="#154">154</a>       getMemStoreLAB().incScannerCount();
-<a class="jxr_linenumber" name="155" href="#155">155</a>     }
-<a class="jxr_linenumber" name="156" href="#156">156</a>   }
-<a class="jxr_linenumber" name="157" href="#157">157</a> 
-<a class="jxr_linenumber" name="158" href="#158">158</a>   <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> decScannerCount() {
-<a class="jxr_linenumber" name="159" href="#159">159</a>     <strong class="jxr_keyword">if</strong>(getMemStoreLAB() != <strong class="jxr_keyword">null</strong>) {
-<a class="jxr_linenumber" name="160" href="#160">160</a>       getMemStoreLAB().decScannerCount();
-<a class="jxr_linenumber" name="161" href="#161">161</a>     }
-<a class="jxr_linenumber" name="162" href="#162">162</a>   }
-<a class="jxr_linenumber" name="163" href="#163">163</a> 
-<a class="jxr_linenumber" name="164" href="#164">164</a>   <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="165" href="#165">165</a> <em class="jxr_javadoccomment">   * Setting the heap size of the segment - used to account for different class overheads</em>
-<a class="jxr_linenumber" name="166" href="#166">166</a> <em class="jxr_javadoccomment">   * @return this object</em>
-<a class="jxr_linenumber" name="167" href="#167">167</a> <em class="jxr_javadoccomment">   */</em>
-<a class="jxr_linenumber" name="168" href="#168">168</a> 
-<a class="jxr_linenumber" name="169" href="#169">169</a>   <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/Segment.html">Segment</a> setSize(<strong class="jxr_keyword">long</strong> size) {
-<a class="jxr_linenumber" name="170" href="#170">170</a>     <strong class="jxr_keyword">this</strong>.size.set(size);
-<a class="jxr_linenumber" name="171" href="#171">171</a>     <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">this</strong>;
-<a class="jxr_linenumber" name="172" href="#172">172</a>   }
-<a class="jxr_linenumber" name="173" href="#173">173</a> 
-<a class="jxr_linenumber" name="174" href="#174">174</a>   <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="175" href="#175">175</a> <em class="jxr_javadoccomment">   * Returns the heap size of the segment</em>
-<a class="jxr_linenumber" name="176" href="#176">176</a> <em class="jxr_javadoccomment">   * @return the heap size of the segment</em>
-<a class="jxr_linenumber" name="177" href="#177">177</a> <em class="jxr_javadoccomment">   */</em>
-<a class="jxr_linenumber" name="178" href="#178">178</a>   <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">long</strong> getSize() {
-<a class="jxr_linenumber" name="179" href="#179">179</a>     <strong class="jxr_keyword">return</strong> size.get();
-<a class="jxr_linenumber" name="180" href="#180">180</a>   }
-<a class="jxr_linenumber" name="181" href="#181">181</a> 
-<a class="jxr_linenumber" name="182" href="#182">182</a>   <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="183" href="#183">183</a> <em class="jxr_javadoccomment">   * Increases the heap size counter of the segment by the given delta</em>
-<a class="jxr_linenumber" name="184" href="#184">184</a> <em class="jxr_javadoccomment">   */</em>
-<a class="jxr_linenumber" name="185" href="#185">185</a>   <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> incSize(<strong class="jxr_keyword">long</strong> delta) {
-<a class="jxr_linenumber" name="186" href="#186">186</a>     size.addAndGet(delta);
-<a class="jxr_linenumber" name="187" href="#187">187</a>   }
-<a class="jxr_linenumber" name="188" href="#188">188</a> 
-<a class="jxr_linenumber" name="189" href="#189">189</a>   <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/TimeRangeTracker.html">TimeRangeTracker</a> getTimeRangeTracker() {
-<a class="jxr_linenumber" name="190" href="#190">190</a>     <strong class="jxr_keyword">return</strong> timeRangeTracker;
+<a class="jxr_linenumber" name="152" href="#152">152</a>   <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> isTagsPresent() {
+<a class="jxr_linenumber" name="153" href="#153">153</a>     <strong class="jxr_keyword">return</strong> tagsPresent;
+<a class="jxr_linenumber" name="154" href="#154">154</a>   }
+<a class="jxr_linenumber" name="155" href="#155">155</a> 
+<a class="jxr_linenumber" name="156" href="#156">156</a>   <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> incScannerCount() {
+<a class="jxr_linenumber" name="157" href="#157">157</a>     <strong class="jxr_keyword">if</strong>(getMemStoreLAB() != <strong class="jxr_keyword">null</strong>) {
+<a class="jxr_linenumber" name="158" href="#158">158</a>       getMemStoreLAB().incScannerCount();
+<a class="jxr_linenumber" name="159" href="#159">159</a>     }
+<a class="jxr_linenumber" name="160" href="#160">160</a>   }
+<a class="jxr_linenumber" name="161" href="#161">161</a> 
+<a class="jxr_linenumber" name="162" href="#162">162</a>   <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> decScannerCount() {
+<a class="jxr_linenumber" name="163" href="#163">163</a>     <strong class="jxr_keyword">if</strong>(getMemStoreLAB() != <strong class="jxr_keyword">null</strong>) {
+<a class="jxr_linenumber" name="164" href="#164">164</a>       getMemStoreLAB().decScannerCount();
+<a class="jxr_linenumber" name="165" href="#165">165</a>     }
+<a class="jxr_linenumber" name="166" href="#166">166</a>   }
+<a class="jxr_linenumber" name="167" href="#167">167</a> 
+<a class="jxr_linenumber" name="168" href="#168">168</a>   <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="169" href="#169">169</a> <em class="jxr_javadoccomment">   * Setting the heap size of the segment - used to account for different class overheads</em>
+<a class="jxr_linenumber" name="170" href="#170">170</a> <em class="jxr_javadoccomment">   * @return this object</em>
+<a class="jxr_linenumber" name="171" href="#171">171</a> <em class="jxr_javadoccomment">   */</em>
+<a class="jxr_linenumber" name="172" href="#172">172</a> 
+<a class="jxr_linenumber" name="173" href="#173">173</a>   <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/Segment.html">Segment</a> setSize(<strong class="jxr_keyword">long</strong> size) {
+<a class="jxr_linenumber" name="174" href="#174">174</a>     <strong class="jxr_keyword">this</strong>.size.set(size);
+<a class="jxr_linenumber" name="175" href="#175">175</a>     <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">this</strong>;
+<a class="jxr_linenumber" name="176" href="#176">176</a>   }
+<a class="jxr_linenumber" name="177" href="#177">177</a> 
+<a class="jxr_linenumber" name="178" href="#178">178</a>   <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="179" href="#179">179</a> <em class="jxr_javadoccomment">   * Returns the heap size of the segment</em>
+<a class="jxr_linenumber" name="180" href="#180">180</a> <em class="jxr_javadoccomment">   * @return the heap size of the segment</em>
+<a class="jxr_linenumber" name="181" href="#181">181</a> <em class="jxr_javadoccomment">   */</em>
+<a class="jxr_linenumber" name="182" href="#182">182</a>   <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">long</strong> getSize() {
+<a class="jxr_linenumber" name="183" href="#183">183</a>     <strong class="jxr_keyword">return</strong> size.get();
+<a class="jxr_linenumber" name="184" href="#184">184</a>   }
+<a class="jxr_linenumber" name="185" href="#185">185</a> 
+<a class="jxr_linenumber" name="186" href="#186">186</a>   <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="187" href="#187">187</a> <em class="jxr_javadoccomment">   * Increases the heap size counter of the segment by the given delta</em>
+<a class="jxr_linenumber" name="188" href="#188">188</a> <em class="jxr_javadoccomment">   */</em>
+<a class="jxr_linenumber" name="189" href="#189">189</a>   <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> incSize(<strong class="jxr_keyword">long</strong> delta) {
+<a class="jxr_linenumber" name="190" href="#190">190</a>     size.addAndGet(delta);
 <a class="jxr_linenumber" name="191" href="#191">191</a>   }
 <a class="jxr_linenumber" name="192" href="#192">192</a> 
-<a class="jxr_linenumber" name="193" href="#193">193</a>   <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">void</strong> updateMetaInfo(<a href="../../../../../org/apache/hadoop/hbase/Cell.html">Cell</a> toAdd, <strong class="jxr_keyword">long</strong> s) {
-<a class="jxr_linenumber" name="194" href="#194">194</a>     getTimeRangeTracker().includeTimestamp(toAdd);
-<a class="jxr_linenumber" name="195" href="#195">195</a>     size.addAndGet(s);
-<a class="jxr_linenumber" name="196" href="#196">196</a>   }
-<a class="jxr_linenumber" name="197" href="#197">197</a> 
-<a class="jxr_linenumber" name="198" href="#198">198</a>   <strong class="jxr_keyword">private</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/MemStoreLAB.html">MemStoreLAB</a> getMemStoreLAB() {
-<a class="jxr_linenumber" name="199" href="#199">199</a>     <strong class="jxr_keyword">return</strong> memStoreLAB;
-<a class="jxr_linenumber" name="200" href="#200">200</a>   }
+<a class="jxr_linenumber" name="193" href="#193">193</a>   <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/TimeRangeTracker.html">TimeRangeTracker</a> getTimeRangeTracker() {
+<a class="jxr_linenumber" name="194" href="#194">194</a>     <strong class="jxr_keyword">return</strong> timeRangeTracker;
+<a class="jxr_linenumber" name="195" href="#195">195</a>   }
+<a class="jxr_linenumber" name="196" href="#196">196</a> 
+<a class="jxr_linenumber" name="197" href="#197">197</a>   /<em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment">* Methods for SegmentsScanner</em>
+<a class="jxr_linenumber" name="198" href="#198">198</a> <em class="jxr_javadoccomment">  public Cell last() {</em>
+<a class="jxr_linenumber" name="199" href="#199">199</a> <em class="jxr_javadoccomment">    return getCellSet().last();</em>
+<a class="jxr_linenumber" name="200" href="#200">200</a> <em class="jxr_javadoccomment">  }</em>
 <a class="jxr_linenumber" name="201" href="#201">201</a> 
-<a class="jxr_linenumber" name="202" href="#202">202</a>   <em class="jxr_comment">// Debug methods</em>
-<a class="jxr_linenumber" name="203" href="#203">203</a>   <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="204" href="#204">204</a> <em class="jxr_javadoccomment">   * Dumps all cells of the segment into the given log</em>
-<a class="jxr_linenumber" name="205" href="#205">205</a> <em class="jxr_javadoccomment">   */</em>
-<a class="jxr_linenumber" name="206" href="#206">206</a>   <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">void</strong> dump(Log log);
-<a class="jxr_linenumber" name="207" href="#207">207</a> 
-<a class="jxr_linenumber" name="208" href="#208">208</a>   @Override
-<a class="jxr_linenumber" name="209" href="#209">209</a>   <strong class="jxr_keyword">public</strong> String toString() {
-<a class="jxr_linenumber" name="210" href="#210">210</a>     String res = <span class="jxr_string">"Store segment of type "</span>+<strong class="jxr_keyword">this</strong>.getClass().getName()+<span class="jxr_string">"; "</span>;
-<a class="jxr_linenumber" name="211" href="#211">211</a>     res += <span class="jxr_string">"isEmpty "</span>+(isEmpty()?<span class="jxr_string">"yes"</span>:<span class="jxr_string">"no"</span>)+<span class="jxr_string">"; "</span>;
-<a class="jxr_linenumber" name="212" href="#212">212</a>     res += <span class="jxr_string">"cellCount "</span>+getCellsCount()+<span class="jxr_string">"; "</span>;
-<a class="jxr_linenumber" name="213" href="#213">213</a>     res += <span class="jxr_string">"size "</span>+getSize()+<span class="jxr_string">"; "</span>;
-<a class="jxr_linenumber" name="214" href="#214">214</a>     res += <span class="jxr_string">"Min ts "</span>+getMinTimestamp()+<span class="jxr_string">"; "</span>;
-<a class="jxr_linenumber" name="215" href="#215">215</a>     <strong class="jxr_keyword">return</strong> res;
-<a class="jxr_linenumber" name="216" href="#216">216</a>   }
+<a class="jxr_linenumber" name="202" href="#202">202</a> <em class="jxr_javadoccomment">  public Iterator&lt;Cell&gt; iterator() {</em>
+<a class="jxr_linenumber" name="203" href="#203">203</a> <em class="jxr_javadoccomment">    return getCellSet().iterator();</em>
+<a class="jxr_linenumber" name="204" href="#204">204</a> <em class="jxr_javadoccomment">  }</em>
+<a class="jxr_linenumber" name="205" href="#205">205</a> 
+<a class="jxr_linenumber" name="206" href="#206">206</a> <em class="jxr_javadoccomment">  public SortedSet&lt;Cell&gt; headSet(Cell firstKeyOnRow) {</em>
+<a class="jxr_linenumber" name="207" href="#207">207</a> <em class="jxr_javadoccomment">    return getCellSet().headSet(firstKeyOnRow);</em>
+<a class="jxr_linenumber" name="208" href="#208">208</a> <em class="jxr_javadoccomment">  }</em>
+<a class="jxr_linenumber" name="209" href="#209">209</a> 
+<a class="jxr_linenumber" name="210" href="#210">210</a> <em class="jxr_javadoccomment">  public int compare(Cell left, Cell right) {</em>
+<a class="jxr_linenumber" name="211" href="#211">211</a> <em class="jxr_javadoccomment">    return getComparator().compare(left, right);</em>
+<a class="jxr_linenumber" name="212" href="#212">212</a> <em class="jxr_javadoccomment">  }</em>
+<a class="jxr_linenumber" name="213" href="#213">213</a> 
+<a class="jxr_linenumber" name="214" href="#214">214</a> <em class="jxr_javadoccomment">  public int compareRows(Cell left, Cell right) {</em>
+<a class="jxr_linenumber" name="215" href="#215">215</a> <em class="jxr_javadoccomment">    return getComparator().compareRows(left, right);</em>
+<a class="jxr_linenumber" name="216" href="#216">216</a> <em class="jxr_javadoccomment">  }</em>
 <a class="jxr_linenumber" name="217" href="#217">217</a> 
-<a class="jxr_linenumber" name="218" href="#218">218</a> }
+<a class="jxr_linenumber" name="218" href="#218">218</a> <em class="jxr_javadoccomment">  /**</em>
+<a class="jxr_linenumber" name="219" href="#219">219</a> <em class="jxr_javadoccomment">   * Returns a set of all cells in the segment</em>
+<a class="jxr_linenumber" name="220" href="#220">220</a> <em class="jxr_javadoccomment">   * @return a set of all cells in the segment</em>
+<a class="jxr_linenumber" name="221" href="#221">221</a> <em class="jxr_javadoccomment">   */</em>
+<a class="jxr_linenumber" name="222" href="#222">222</a>   <strong class="jxr_keyword">protected</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/CellSet.html">CellSet</a> getCellSet() {
+<a class="jxr_linenumber" name="223" href="#223">223</a>     <strong class="jxr_keyword">return</strong> cellSet;
+<a class="jxr_linenumber" name="224" href="#224">224</a>   }
+<a class="jxr_linenumber" name="225" href="#225">225</a> 
+<a class="jxr_linenumber" name="226" href="#226">226</a>   <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="227" href="#227">227</a> <em class="jxr_javadoccomment">   * Returns the Cell comparator used by this segment</em>
+<a class="jxr_linenumber" name="228" href="#228">228</a> <em class="jxr_javadoccomment">   * @return the Cell comparator used by this segment</em>
+<a class="jxr_linenumber" name="229" href="#229">229</a> <em class="jxr_javadoccomment">   */</em>
+<a class="jxr_linenumber" name="230" href="#230">230</a>   <strong class="jxr_keyword">protected</strong> <a href="../../../../../org/apache/hadoop/hbase/CellComparator.html">CellComparator</a> getComparator() {
+<a class="jxr_linenumber" name="231" href="#231">231</a>     <strong class="jxr_keyword">return</strong> comparator;
+<a class="jxr_linenumber" name="232" href="#232">232</a>   }
+<a class="jxr_linenumber" name="233" href="#233">233</a> 
+<a class="jxr_linenumber" name="234" href="#234">234</a>   <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">long</strong> internalAdd(<a href="../../../../../org/apache/hadoop/hbase/Cell.html">Cell</a> cell) {
+<a class="jxr_linenumber" name="235" href="#235">235</a>     <strong class="jxr_keyword">boolean</strong> succ = getCellSet().add(cell);
+<a class="jxr_linenumber" name="236" href="#236">236</a>     <strong class="jxr_keyword">long</strong> s = AbstractMemStore.heapSizeChange(cell, succ);
+<a class="jxr_linenumber" name="237" href="#237">237</a>     updateMetaInfo(cell, s);
+<a class="jxr_linenumber" name="238" href="#238">238</a>     <strong class="jxr_keyword">return</strong> s;
+<a class="jxr_linenumber" name="239" href="#239">239</a>   }
+<a class="jxr_linenumber" name="240" href="#240">240</a> 
+<a class="jxr_linenumber" name="241" href="#241">241</a>   <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">void</strong> updateMetaInfo(<a href="../../../../../org/apache/hadoop/hbase/Cell.html">Cell</a> toAdd, <strong class="jxr_keyword">long</strong> s) {
+<a class="jxr_linenumber" name="242" href="#242">242</a>     getTimeRangeTracker().includeTimestamp(toAdd);
+<a class="jxr_linenumber" name="243" href="#243">243</a>     size.addAndGet(s);
+<a class="jxr_linenumber" name="244" href="#244">244</a>     <em class="jxr_comment">// In no tags case this NoTagsKeyValue.getTagsLength() is a cheap call.</em>
+<a class="jxr_linenumber" name="245" href="#245">245</a>     <em class="jxr_comment">// When we use ACL CP or Visibility CP which deals with Tags during</em>
+<a class="jxr_linenumber" name="246" href="#246">246</a>     <em class="jxr_comment">// mutation, the TagRewriteCell.getTagsLength() is a cheaper call. We do not</em>
+<a class="jxr_linenumber" name="247" href="#247">247</a>     <em class="jxr_comment">// parse the byte[] to identify the tags length.</em>
+<a class="jxr_linenumber" name="248" href="#248">248</a>     <strong class="jxr_keyword">if</strong>(toAdd.getTagsLength() &gt; 0) {
+<a class="jxr_linenumber" name="249" href="#249">249</a>       tagsPresent = <strong class="jxr_keyword">true</strong>;
+<a class="jxr_linenumber" name="250" href="#250">250</a>     }
+<a class="jxr_linenumber" name="251" href="#251">251</a>   }
+<a class="jxr_linenumber" name="252" href="#252">252</a> 
+<a class="jxr_linenumber" name="253" href="#253">253</a>   <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="254" href="#254">254</a> <em class="jxr_javadoccomment">   * Returns a subset of the segment cell set, which starts with the given cell</em>
+<a class="jxr_linenumber" name="255" href="#255">255</a> <em class="jxr_javadoccomment">   * @param firstCell a cell in the segment</em>
+<a class="jxr_linenumber" name="256" href="#256">256</a> <em class="jxr_javadoccomment">   * @return a subset of the segment cell set, which starts with the given cell</em>
+<a class="jxr_linenumber" name="257" href="#257">257</a> <em class="jxr_javadoccomment">   */</em>
+<a class="jxr_linenumber" name="258" href="#258">258</a>   <strong class="jxr_keyword">protected</strong> SortedSet&lt;Cell&gt; tailSet(<a href="../../../../../org/apache/hadoop/hbase/Cell.html">Cell</a> firstCell) {
+<a class="jxr_linenumber" name="259" href="#259">259</a>     <strong class="jxr_keyword">return</strong> getCellSet().tailSet(firstCell);
+<a class="jxr_linenumber" name="260" href="#260">260</a>   }
+<a class="jxr_linenumber" name="261" href="#261">261</a> 
+<a class="jxr_linenumber" name="262" href="#262">262</a>   <strong class="jxr_keyword">private</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/MemStoreLAB.html">MemStoreLAB</a> getMemStoreLAB() {
+<a class="jxr_linenumber" name="263" href="#263">263</a>     <strong class="jxr_keyword">return</strong> memStoreLAB;
+<a class="jxr_linenumber" name="264" href="#264">264</a>   }
+<a class="jxr_linenumber" name="265" href="#265">265</a> 
+<a class="jxr_linenumber" name="266" href="#266">266</a>   <em class="jxr_comment">// Debug methods</em>
+<a class="jxr_linenumber" name="267" href="#267">267</a>   <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="268" href="#268">268</a> <em class="jxr_javadoccomment">   * Dumps all cells of the segment into the given log</em>
+<a class="jxr_linenumber" name="269" href="#269">269</a> <em class="jxr_javadoccomment">   */</em>
+<a class="jxr_linenumber" name="270" href="#270">270</a>   <strong class="jxr_keyword">void</strong> dump(Log log) {
+<a class="jxr_linenumber" name="271" href="#271">271</a>     <strong class="jxr_keyword">for</strong> (Cell cell: getCellSet()) {
+<a class="jxr_linenumber" name="272" href="#272">272</a>       log.debug(cell);
+<a class="jxr_linenumber" name="273" href="#273">273</a>     }
+<a class="jxr_linenumber" name="274" href="#274">274</a>   }
+<a class="jxr_linenumber" name="275" href="#275">275</a> 
+<a class="jxr_linenumber" name="276" href="#276">276</a>   @Override
+<a class="jxr_linenumber" name="277" href="#277">277</a>   <strong class="jxr_keyword">public</strong> String toString() {
+<a class="jxr_linenumber" name="278" href="#278">278</a>     String res = <span class="jxr_string">"Store segment of type "</span>+<strong class="jxr_keyword">this</strong>.getClass().getName()+<span class="jxr_string">"; "</span>;
+<a class="jxr_linenumber" name="279" href="#279">279</a>     res += <span class="jxr_string">"isEmpty "</span>+(isEmpty()?<span class="jxr_string">"yes"</span>:<span class="jxr_string">"no"</span>)+<span class="jxr_string">"; "</span>;
+<a class="jxr_linenumber" name="280" href="#280">280</a>     res += <span class="jxr_string">"cellCount "</span>+getCellsCount()+<span class="jxr_string">"; "</span>;
+<a class="jxr_linenumber" name="281" href="#281">281</a>     res += <span class="jxr_string">"size "</span>+getSize()+<span class="jxr_string">"; "</span>;
+<a class="jxr_linenumber" name="282" href="#282">282</a>     res += <span class="jxr_string">"Min ts "</span>+getMinTimestamp()+<span class="jxr_string">"; "</span>;
+<a class="jxr_linenumber" name="283" href="#283">283</a>     <strong class="jxr_keyword">return</strong> res;
+<a class="jxr_linenumber" name="284" href="#284">284</a>   }
+<a class="jxr_linenumber" name="285" href="#285">285</a> 
+<a class="jxr_linenumber" name="286" href="#286">286</a> }
 </pre>
 <hr/><div id="footer">This page was automatically generated by <a href="http://maven.apache.org/">Maven</a></div></body>
 </html>

http://git-wip-us.apache.org/repos/asf/hbase-site/blob/4ce8323f/xref/org/apache/hadoop/hbase/regionserver/SegmentFactory.html
----------------------------------------------------------------------
diff --git a/xref/org/apache/hadoop/hbase/regionserver/SegmentFactory.html b/xref/org/apache/hadoop/hbase/regionserver/SegmentFactory.html
index 7cc3567..ff98f9b 100644
--- a/xref/org/apache/hadoop/hbase/regionserver/SegmentFactory.html
+++ b/xref/org/apache/hadoop/hbase/regionserver/SegmentFactory.html
@@ -64,7 +64,7 @@
 <a class="jxr_linenumber" name="54" href="#54">54</a>    }
 <a class="jxr_linenumber" name="55" href="#55">55</a>  
 <a class="jxr_linenumber" name="56" href="#56">56</a>    <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/ImmutableSegment.html">ImmutableSegment</a> createImmutableSegment(<strong class="jxr_keyword">final</strong> Configuration conf, <a href="../../../../../org/apache/hadoop/hbase/regionserver/MutableSegment.html">MutableSegment</a> segment) {
-<a class="jxr_linenumber" name="57" href="#57">57</a>      <strong class="jxr_keyword">return</strong> generateImmutableSegment(conf, segment);
+<a class="jxr_linenumber" name="57" href="#57">57</a>      <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/ImmutableSegment.html">ImmutableSegment</a>(segment);
 <a class="jxr_linenumber" name="58" href="#58">58</a>    }
 <a class="jxr_linenumber" name="59" href="#59">59</a>    <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/MutableSegment.html">MutableSegment</a> createMutableSegment(<strong class="jxr_keyword">final</strong> Configuration conf,
 <a class="jxr_linenumber" name="60" href="#60">60</a>        <a href="../../../../../org/apache/hadoop/hbase/CellComparator.html">CellComparator</a> comparator, <strong class="jxr_keyword">long</strong> size) {
@@ -74,29 +74,24 @@
 <a class="jxr_linenumber" name="64" href="#64">64</a>  
 <a class="jxr_linenumber" name="65" href="#65">65</a>    /<em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment">**** private methods to instantiate concrete store segments **********/</em>/
 <a class="jxr_linenumber" name="66" href="#66">66</a>  
-<a class="jxr_linenumber" name="67" href="#67">67</a>    <strong class="jxr_keyword">private</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/ImmutableSegment.html">ImmutableSegment</a> generateImmutableSegment(<strong class="jxr_keyword">final</strong> Configuration conf,
-<a class="jxr_linenumber" name="68" href="#68">68</a>        <a href="../../../../../org/apache/hadoop/hbase/regionserver/MutableSegment.html">MutableSegment</a> segment) {
+<a class="jxr_linenumber" name="67" href="#67">67</a>    <strong class="jxr_keyword">private</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/MutableSegment.html">MutableSegment</a> generateMutableSegment(
+<a class="jxr_linenumber" name="68" href="#68">68</a>        <strong class="jxr_keyword">final</strong> Configuration conf, <a href="../../../../../org/apache/hadoop/hbase/CellComparator.html">CellComparator</a> comparator, <a href="../../../../../org/apache/hadoop/hbase/regionserver/MemStoreLAB.html">MemStoreLAB</a> memStoreLAB, <strong class="jxr_keyword">long</strong> size) {
 <a class="jxr_linenumber" name="69" href="#69">69</a>      <em class="jxr_comment">// TBD use configuration to set type of segment</em>
-<a class="jxr_linenumber" name="70" href="#70">70</a>      <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/ImmutableSegmentAdapter.html">ImmutableSegmentAdapter</a>(segment);
-<a class="jxr_linenumber" name="71" href="#71">71</a>    }
-<a class="jxr_linenumber" name="72" href="#72">72</a>    <strong class="jxr_keyword">private</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/MutableSegment.html">MutableSegment</a> generateMutableSegment(
-<a class="jxr_linenumber" name="73" href="#73">73</a>        <strong class="jxr_keyword">final</strong> Configuration conf, <a href="../../../../../org/apache/hadoop/hbase/CellComparator.html">CellComparator</a> comparator, <a href="../../../../../org/apache/hadoop/hbase/regionserver/MemStoreLAB.html">MemStoreLAB</a> memStoreLAB, <strong class="jxr_keyword">long</strong> size) {
-<a class="jxr_linenumber" name="74" href="#74">74</a>      <em class="jxr_comment">// TBD use configuration to set type of segment</em>
-<a class="jxr_linenumber" name="75" href="#75">75</a>      <a href="../../../../../org/apache/hadoop/hbase/regionserver/CellSet.html">CellSet</a> set = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/CellSet.html">CellSet</a>(comparator);
-<a class="jxr_linenumber" name="76" href="#76">76</a>      <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/MutableCellSetSegment.html">MutableCellSetSegment</a>(set, memStoreLAB, size, comparator);
-<a class="jxr_linenumber" name="77" href="#77">77</a>    }
-<a class="jxr_linenumber" name="78" href="#78">78</a>  
-<a class="jxr_linenumber" name="79" href="#79">79</a>    <strong class="jxr_keyword">private</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/MemStoreLAB.html">MemStoreLAB</a> getMemStoreLAB(Configuration conf) {
-<a class="jxr_linenumber" name="80" href="#80">80</a>      <a href="../../../../../org/apache/hadoop/hbase/regionserver/MemStoreLAB.html">MemStoreLAB</a> memStoreLAB = <strong class="jxr_keyword">null</strong>;
-<a class="jxr_linenumber" name="81" href="#81">81</a>      <strong class="jxr_keyword">if</strong> (conf.getBoolean(USEMSLAB_KEY, USEMSLAB_DEFAULT)) {
-<a class="jxr_linenumber" name="82" href="#82">82</a>        String className = conf.get(MSLAB_CLASS_NAME, HeapMemStoreLAB.<strong class="jxr_keyword">class</strong>.getName());
-<a class="jxr_linenumber" name="83" href="#83">83</a>        memStoreLAB = ReflectionUtils.instantiateWithCustomCtor(className,
-<a class="jxr_linenumber" name="84" href="#84">84</a>            <strong class="jxr_keyword">new</strong> Class[] { Configuration.<strong class="jxr_keyword">class</strong> }, <strong class="jxr_keyword">new</strong> Object[] { conf });
-<a class="jxr_linenumber" name="85" href="#85">85</a>      }
-<a class="jxr_linenumber" name="86" href="#86">86</a>      <strong class="jxr_keyword">return</strong> memStoreLAB;
-<a class="jxr_linenumber" name="87" href="#87">87</a>    }
-<a class="jxr_linenumber" name="88" href="#88">88</a>  
-<a class="jxr_linenumber" name="89" href="#89">89</a>  }
+<a class="jxr_linenumber" name="70" href="#70">70</a>      <a href="../../../../../org/apache/hadoop/hbase/regionserver/CellSet.html">CellSet</a> set = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/CellSet.html">CellSet</a>(comparator);
+<a class="jxr_linenumber" name="71" href="#71">71</a>      <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/MutableSegment.html">MutableSegment</a>(set, comparator, memStoreLAB, size);
+<a class="jxr_linenumber" name="72" href="#72">72</a>    }
+<a class="jxr_linenumber" name="73" href="#73">73</a>  
+<a class="jxr_linenumber" name="74" href="#74">74</a>    <strong class="jxr_keyword">private</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/MemStoreLAB.html">MemStoreLAB</a> getMemStoreLAB(Configuration conf) {
+<a class="jxr_linenumber" name="75" href="#75">75</a>      <a href="../../../../../org/apache/hadoop/hbase/regionserver/MemStoreLAB.html">MemStoreLAB</a> memStoreLAB = <strong class="jxr_keyword">null</strong>;
+<a class="jxr_linenumber" name="76" href="#76">76</a>      <strong class="jxr_keyword">if</strong> (conf.getBoolean(USEMSLAB_KEY, USEMSLAB_DEFAULT)) {
+<a class="jxr_linenumber" name="77" href="#77">77</a>        String className = conf.get(MSLAB_CLASS_NAME, HeapMemStoreLAB.<strong class="jxr_keyword">class</strong>.getName());
+<a class="jxr_linenumber" name="78" href="#78">78</a>        memStoreLAB = ReflectionUtils.instantiateWithCustomCtor(className,
+<a class="jxr_linenumber" name="79" href="#79">79</a>            <strong class="jxr_keyword">new</strong> Class[] { Configuration.<strong class="jxr_keyword">class</strong> }, <strong class="jxr_keyword">new</strong> Object[] { conf });
+<a class="jxr_linenumber" name="80" href="#80">80</a>      }
+<a class="jxr_linenumber" name="81" href="#81">81</a>      <strong class="jxr_keyword">return</strong> memStoreLAB;
+<a class="jxr_linenumber" name="82" href="#82">82</a>    }
+<a class="jxr_linenumber" name="83" href="#83">83</a>  
+<a class="jxr_linenumber" name="84" href="#84">84</a>  }
 </pre>
 <hr/><div id="footer">This page was automatically generated by <a href="http://maven.apache.org/">Maven</a></div></body>
 </html>


Mime
View raw message