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org.apache.hadoop.hbase">Cell</a> left,
- byte[] right,
- int roffset,
- int rlength,
- short rowlength)</pre>
-<div class="block">Compare columnFamily, qualifier, timestamp, and key type
(everything
- except the row). This method is used both in the normal comparator and
- the "same-prefix" comparator. Note that we are assuming that row portions
- of both KVs have already been parsed and found identical, and we don't
- validate that assumption here.</div>
-<dl>
-<dt><span class="paramLabel">Parameters:</span></dt>
-<dd><code>commonPrefix</code> - the length of the common prefix of the two
key-values being
- compared, including row length and row</dd>
+<dd>greater than 0 if leftCell is bigger, less than 0 if rightCell is bigger,
0 if both
+ cells are equal</dd>
</dl>
</li>
</ul>
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href="../../../../org/apache/hadoop/hbase/Cell.html" title="interface in
org.apache.hadoop.hbase">Cell</a> left,
- <a href="../../../../org/apache/hadoop/hbase/Cell.html"
title="interface in org.apache.hadoop.hbase">Cell</a> right)</pre>
-<div class="block">Compares the rows of the left and right cell.
- For the hbase:meta case this method is overridden such that it can handle
hbase:meta cells.
- The caller should ensure using the appropriate comparator for
hbase:meta.</div>
+<pre>int <a
href="../../../../src-html/org/apache/hadoop/hbase/CellComparator.html#line.50">compareRows</a>(<a
href="../../../../org/apache/hadoop/hbase/Cell.html" title="interface in
org.apache.hadoop.hbase">Cell</a> leftCell,
+ <a href="../../../../org/apache/hadoop/hbase/Cell.html"
title="interface in org.apache.hadoop.hbase">Cell</a> rightCell)</pre>
+<div class="block">Lexographically compares the rows of two cells.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
-<dd><code>left</code> - </dd>
-<dd><code>right</code> - </dd>
+<dd><code>leftCell</code> - the left hand side cell</dd>
+<dd><code>rightCell</code> - the right hand side cell</dd>
<dt><span class="returnLabel">Returns:</span></dt>
-<dd>0 if both cells are equal, 1 if left cell is bigger than right, -1
otherwise</dd>
+<dd>greater than 0 if leftCell is bigger, less than 0 if rightCell is bigger,
0 if both
+ cells are equal</dd>
</dl>
</li>
</ul>
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href="../../../../org/apache/hadoop/hbase/Cell.html" title="interface in
org.apache.hadoop.hbase">Cell</a> left,
- byte[] right,
- int roffset,
- int rlength)</pre>
+<pre>int <a
href="../../../../src-html/org/apache/hadoop/hbase/CellComparator.html#line.62">compareRows</a>(<a
href="../../../../org/apache/hadoop/hbase/Cell.html" title="interface in
org.apache.hadoop.hbase">Cell</a> cell,
+ byte[] bytes,
+ int offset,
+ int length)</pre>
<div class="block">Compares the row part of the cell with a simple plain
byte[] like the
- stopRow in Scan. This should be used with context where for hbase:meta
- cells the {<a
href="../../../../org/apache/hadoop/hbase/CellComparator.html#META_COMPARATOR"><code>META_COMPARATOR</code></a>
should be used</div>
+ stopRow in Scan.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
-<dd><code>left</code> - the cell to be compared</dd>
-<dd><code>right</code> - the kv serialized byte[] to be compared with</dd>
-<dd><code>roffset</code> - the offset in the byte[]</dd>
-<dd><code>rlength</code> - the length in the byte[]</dd>
+<dd><code>cell</code> - the cell</dd>
+<dd><code>bytes</code> - the byte[] representing the row to be compared
with</dd>
+<dd><code>offset</code> - the offset of the byte[]</dd>
+<dd><code>length</code> - the length of the byte[]</dd>
<dt><span class="returnLabel">Returns:</span></dt>
-<dd>0 if both cell and the byte[] are equal, 1 if the cell is bigger
- than byte[], -1 otherwise</dd>
+<dd>greater than 0 if leftCell is bigger, less than 0 if rightCell is bigger,
0 if both
+ cells are equal</dd>
</dl>
</li>
</ul>
@@ -739,159 +285,99 @@ implements <a
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<ul class="blockList">
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-<pre>public static int <a
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href="../../../../org/apache/hadoop/hbase/Cell.html" title="interface in
org.apache.hadoop.hbase">Cell</a> left,
- <a
href="../../../../org/apache/hadoop/hbase/Cell.html" title="interface in
org.apache.hadoop.hbase">Cell</a> right)</pre>
-</li>
-</ul>
-<a
name="compareTimestamps-org.apache.hadoop.hbase.Cell-org.apache.hadoop.hbase.Cell-">
-<!-- -->
-</a>
-<ul class="blockList">
-<li class="blockList">
-<h4>compareTimestamps</h4>
-<pre>public static int <a
href="../../../../src-html/org/apache/hadoop/hbase/CellComparator.html#line.429">compareTimestamps</a>(<a
href="../../../../org/apache/hadoop/hbase/Cell.html" title="interface in
org.apache.hadoop.hbase">Cell</a> left,
- <a
href="../../../../org/apache/hadoop/hbase/Cell.html" title="interface in
org.apache.hadoop.hbase">Cell</a> right)</pre>
-<div class="block">Compares cell's timestamps in DESCENDING order.
- The below older timestamps sorting ahead of newer timestamps looks
- wrong but it is intentional. This way, newer timestamps are first
- found when we iterate over a memstore and newer versions are the
- first we trip over when reading from a store file.</div>
-<dl>
-<dt><span class="returnLabel">Returns:</span></dt>
-<dd>1 if left's timestamp < right's timestamp
- -1 if left's timestamp > right's timestamp
- 0 if both timestamps are equal</dd>
-</dl>
-</li>
-</ul>
-<a
name="compareKeyBasedOnColHint-org.apache.hadoop.hbase.Cell-org.apache.hadoop.hbase.Cell-int-int-byte:A-int-int-long-byte-">
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-<pre>public final int <a
href="../../../../src-html/org/apache/hadoop/hbase/CellComparator.html#line.453">compareKeyBasedOnColHint</a>(<a
href="../../../../org/apache/hadoop/hbase/Cell.html" title="interface in
org.apache.hadoop.hbase">Cell</a> nextIndexedCell,
- <a
href="../../../../org/apache/hadoop/hbase/Cell.html" title="interface in
org.apache.hadoop.hbase">Cell</a> currentCell,
- int foff,
- int flen,
- byte[] colHint,
- int coff,
- int clen,
- long ts,
- byte type)</pre>
-<div class="block">Used to compare two cells based on the column hint
provided. This is specifically
- used when we need to optimize the seeks based on the next indexed key. This
is an
- advanced usage API specifically needed for some optimizations.</div>
+<pre>int <a
href="../../../../src-html/org/apache/hadoop/hbase/CellComparator.html#line.72">compareWithoutRow</a>(<a
href="../../../../org/apache/hadoop/hbase/Cell.html" title="interface in
org.apache.hadoop.hbase">Cell</a> leftCell,
+ <a href="../../../../org/apache/hadoop/hbase/Cell.html"
title="interface in org.apache.hadoop.hbase">Cell</a> rightCell)</pre>
+<div class="block">Lexographically compares the two cells excluding the row
part. It compares family, qualifier,
+ timestamp and the type</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
-<dd><code>nextIndexedCell</code> - the next indexed cell</dd>
-<dd><code>currentCell</code> - the cell to be compared</dd>
-<dd><code>foff</code> - the family offset of the currentCell</dd>
-<dd><code>flen</code> - the family length of the currentCell</dd>
-<dd><code>colHint</code> - the column hint provided - could be null</dd>
-<dd><code>coff</code> - the offset of the column hint if provided, if not
offset of the currentCell's
- qualifier</dd>
-<dd><code>clen</code> - the length of the column hint if provided, if not
length of the currentCell's
- qualifier</dd>
-<dd><code>ts</code> - the timestamp to be seeked</dd>
-<dd><code>type</code> - the type to be seeked</dd>
+<dd><code>leftCell</code> - the left hand side cell</dd>
+<dd><code>rightCell</code> - the right hand side cell</dd>
<dt><span class="returnLabel">Returns:</span></dt>
-<dd>an int based on the given column hint
- TODO : To be moved out of here because this is a special API used in scan
- optimization.</dd>
+<dd>greater than 0 if leftCell is bigger, less than 0 if rightCell is bigger,
0 if both
+ cells are equal</dd>
</dl>
</li>
</ul>
-<a name="compareTimestamps-long-long-">
-<!-- -->
-</a>
-<ul class="blockList">
-<li class="blockList">
-<h4>compareTimestamps</h4>
-<pre>public static int <a
href="../../../../src-html/org/apache/hadoop/hbase/CellComparator.html#line.508">compareTimestamps</a>(long ltimestamp,
- long rtimestamp)</pre>
-<div class="block">Compares timestamps in DESCENDING order.
- The below older timestamps sorting ahead of newer timestamps looks
- wrong but it is intentional. This way, newer timestamps are first
- found when we iterate over a memstore and newer versions are the
- first we trip over when reading from a store file.</div>
-<dl>
-<dt><span class="returnLabel">Returns:</span></dt>
-<dd>1 if left timestamp < right timestamp
- -1 if left timestamp > right timestamp
- 0 if both timestamps are equal</dd>
-</dl>
-</li>
-</ul>
-<a
name="compareRow-org.apache.hadoop.hbase.Cell-org.apache.hadoop.hbase.filter.ByteArrayComparable-">
+<a
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href="../../../../org/apache/hadoop/hbase/Cell.html" title="interface in
org.apache.hadoop.hbase">Cell</a> cell,
- <a
href="../../../../org/apache/hadoop/hbase/filter/ByteArrayComparable.html"
title="class in
org.apache.hadoop.hbase.filter">ByteArrayComparable</a> comparator)</pre>
-<div class="block">Compare cell's row against given comparator</div>
+<h4>compareFamilies</h4>
+<pre>int <a
href="../../../../src-html/org/apache/hadoop/hbase/CellComparator.html#line.81">compareFamilies</a>(<a
href="../../../../org/apache/hadoop/hbase/Cell.html" title="interface in
org.apache.hadoop.hbase">Cell</a> leftCell,
+ <a href="../../../../org/apache/hadoop/hbase/Cell.html"
title="interface in org.apache.hadoop.hbase">Cell</a> rightCell)</pre>
+<div class="block">Lexographically compares the families of the two cells</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
-<dd><code>cell</code> - </dd>
-<dd><code>comparator</code> - </dd>
+<dd><code>leftCell</code> - the left hand side cell</dd>
+<dd><code>rightCell</code> - the right hand side cell</dd>
<dt><span class="returnLabel">Returns:</span></dt>
-<dd>result comparing cell's row</dd>
+<dd>greater than 0 if leftCell is bigger, less than 0 if rightCell is bigger,
0 if both
+ cells are equal</dd>
</dl>
</li>
</ul>
-<a
name="compareFamily-org.apache.hadoop.hbase.Cell-org.apache.hadoop.hbase.filter.ByteArrayComparable-">
+<a
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href="../../../../org/apache/hadoop/hbase/Cell.html" title="interface in
org.apache.hadoop.hbase">Cell</a> cell,
- <a
href="../../../../org/apache/hadoop/hbase/filter/ByteArrayComparable.html"
title="class in
org.apache.hadoop.hbase.filter">ByteArrayComparable</a> comparator)</pre>
-<div class="block">Compare cell's column family against given comparator</div>
+<h4>compareQualifiers</h4>
+<pre>int <a
href="../../../../src-html/org/apache/hadoop/hbase/CellComparator.html#line.90">compareQualifiers</a>(<a
href="../../../../org/apache/hadoop/hbase/Cell.html" title="interface in
org.apache.hadoop.hbase">Cell</a> leftCell,
+ <a href="../../../../org/apache/hadoop/hbase/Cell.html"
title="interface in org.apache.hadoop.hbase">Cell</a> rightCell)</pre>
+<div class="block">Lexographically compares the qualifiers of the two
cells</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
-<dd><code>cell</code> - </dd>
-<dd><code>comparator</code> - </dd>
+<dd><code>leftCell</code> - the left hand side cell</dd>
+<dd><code>rightCell</code> - the right hand side cell</dd>
<dt><span class="returnLabel">Returns:</span></dt>
-<dd>result comparing cell's column family</dd>
+<dd>greater than 0 if leftCell is bigger, less than 0 if rightCell is bigger,
0 if both
+ cells are equal</dd>
</dl>
</li>
</ul>
-<a
name="compareQualifier-org.apache.hadoop.hbase.Cell-org.apache.hadoop.hbase.filter.ByteArrayComparable-">
+<a
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-<h4>compareQualifier</h4>
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href="../../../../org/apache/hadoop/hbase/Cell.html" title="interface in
org.apache.hadoop.hbase">Cell</a> cell,
- <a
href="../../../../org/apache/hadoop/hbase/filter/ByteArrayComparable.html"
title="class in
org.apache.hadoop.hbase.filter">ByteArrayComparable</a> comparator)</pre>
-<div class="block">Compare cell's qualifier against given comparator</div>
+<h4>compareTimestamps</h4>
+<pre>int <a
href="../../../../src-html/org/apache/hadoop/hbase/CellComparator.html#line.102">compareTimestamps</a>(<a
href="../../../../org/apache/hadoop/hbase/Cell.html" title="interface in
org.apache.hadoop.hbase">Cell</a> leftCell,
+ <a href="../../../../org/apache/hadoop/hbase/Cell.html"
title="interface in org.apache.hadoop.hbase">Cell</a> rightCell)</pre>
+<div class="block">Compares cell's timestamps in DESCENDING order. The below
older timestamps sorting ahead of
+ newer timestamps looks wrong but it is intentional. This way, newer
timestamps are first found
+ when we iterate over a memstore and newer versions are the first we trip over
when reading from
+ a store file.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
-<dd><code>cell</code> - </dd>
-<dd><code>comparator</code> - </dd>
+<dd><code>leftCell</code> - the left hand side cell</dd>
+<dd><code>rightCell</code> - the right hand side cell</dd>
<dt><span class="returnLabel">Returns:</span></dt>
-<dd>result comparing cell's qualifier</dd>
+<dd>1 if left's timestamp < right's timestamp -1 if left's timestamp >
right's
+ timestamp 0 if both timestamps are equal</dd>
</dl>
</li>
</ul>
-<a
name="compareValue-org.apache.hadoop.hbase.Cell-org.apache.hadoop.hbase.filter.ByteArrayComparable-">
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href="../../../../org/apache/hadoop/hbase/Cell.html" title="interface in
org.apache.hadoop.hbase">Cell</a> cell,
- <a
href="../../../../org/apache/hadoop/hbase/filter/ByteArrayComparable.html"
title="class in
org.apache.hadoop.hbase.filter">ByteArrayComparable</a> comparator)</pre>
-<div class="block">Compare cell's value against given comparator</div>
+<h4>compareTimestamps</h4>
+<pre>int <a
href="../../../../src-html/org/apache/hadoop/hbase/CellComparator.html#line.114">compareTimestamps</a>(long leftCellts,
+ long rightCellts)</pre>
+<div class="block">Compares cell's timestamps in DESCENDING order. The below
older timestamps sorting ahead of
+ newer timestamps looks wrong but it is intentional. This way, newer
timestamps are first found
+ when we iterate over a memstore and newer versions are the first we trip over
when reading from
+ a store file.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
-<dd><code>cell</code> - </dd>
-<dd><code>comparator</code> - </dd>
+<dd><code>leftCellts</code> - the left cell's timestamp</dd>
+<dd><code>rightCellts</code> - the right cell's timestamp</dd>
<dt><span class="returnLabel">Returns:</span></dt>
-<dd>result comparing cell's value</dd>
+<dd>1 if left's timestamp < right's timestamp -1 if left's timestamp >
right's
+ timestamp 0 if both timestamps are equal</dd>
</dl>
</li>
</ul>
@@ -924,7 +410,7 @@ implements <a
href="http://docs.oracle.com/javase/8/docs/api/java/util/Comparato
<div class="subNav">
<ul class="navList">
<li><a href="../../../../org/apache/hadoop/hbase/CellBuilderType.html"
title="enum in org.apache.hadoop.hbase"><span
class="typeNameLink">Prev Class</span></a></li>
-<li><a
href="../../../../org/apache/hadoop/hbase/CellComparator.MetaCellComparator.html"
title="class in org.apache.hadoop.hbase"><span
class="typeNameLink">Next Class</span></a></li>
+<li><a href="../../../../org/apache/hadoop/hbase/CellComparatorImpl.html"
title="class in org.apache.hadoop.hbase"><span
class="typeNameLink">Next Class</span></a></li>
</ul>
<ul class="navList">
<li><a
href="../../../../index.html?org/apache/hadoop/hbase/CellComparator.html"
target="_top">Frames</a></li>
@@ -948,15 +434,15 @@ implements <a
href="http://docs.oracle.com/javase/8/docs/api/java/util/Comparato
<div>
<ul class="subNavList">
<li>Summary: </li>
-<li><a href="#nested.class.summary">Nested</a> | </li>
-<li><a href="#field.summary">Field</a> | </li>
-<li><a href="#constructor.summary">Constr</a> | </li>
+<li>Nested | </li>
+<li>Field | </li>
+<li>Constr | </li>
<li><a href="#method.summary">Method</a></li>
</ul>
<ul class="subNavList">
<li>Detail: </li>
-<li><a href="#field.detail">Field</a> | </li>
-<li><a href="#constructor.detail">Constr</a> | </li>
+<li>Field | </li>
+<li>Constr | </li>
<li><a href="#method.detail">Method</a></li>
</ul>
</div>
