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Posted to commits@hbase.apache.org by md...@apache.org on 2018/10/12 20:04:32 UTC
[07/52] [partial] hbase-site git commit: HBASE-21114 Include 2.1
Release Docs
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/ec4814ee/2.1/apidocs/org/apache/hadoop/hbase/KeyValueUtil.html
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+<h2 title="类 KeyValueUtil" class="title">类 KeyValueUtil</h2>
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+public class <a href="../../../../src-html/org/apache/hadoop/hbase/KeyValueUtil.html#line.47">KeyValueUtil</a>
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+<div class="block">static convenience methods for dealing with KeyValues and collections of KeyValues</div>
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+ Used for seeking.</div>
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+<dt><span class="paramLabel">参数:</span></dt>
+<dd><code>row</code> - - row key (arbitrary byte array)</dd>
+<dd><code>family</code> - - family name</dd>
+<dd><code>qualifier</code> - - column qualifier</dd>
+<dt><span class="returnLabel">返回:</span></dt>
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+<div class="block">Create a KeyValue for the specified row, family and qualifier that would be
+ smaller than all other possible KeyValues that have the same row,
+ family, qualifier.
+ Used for seeking.</div>
+<dl>
+<dt><span class="paramLabel">参数:</span></dt>
+<dd><code>row</code> - row key</dd>
+<dd><code>roffset</code> - row offset</dd>
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+<dd><code>qlength</code> - qualifier length</dd>
+<dt><span class="returnLabel">返回:</span></dt>
+<dd>First possible key on passed Row, Family, Qualifier.</dd>
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+<div class="block">Create a KeyValue for the specified row, family and qualifier that would be
+ smaller than all other possible KeyValues that have the same row,
+ family, qualifier.
+ Used for seeking.</div>
+<dl>
+<dt><span class="paramLabel">参数:</span></dt>
+<dd><code>buffer</code> - the buffer to use for the new <code>KeyValue</code> object</dd>
+<dd><code>row</code> - the value key</dd>
+<dd><code>family</code> - family name</dd>
+<dd><code>qualifier</code> - column qualifier</dd>
+<dt><span class="returnLabel">返回:</span></dt>
+<dd>First possible key on passed Row, Family, Qualifier.</dd>
+<dt><span class="throwsLabel">抛出:</span></dt>
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+ int rlength,
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+<div class="block">Create a KeyValue for the specified row, family and qualifier that would be
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+<dd><code>row</code> - the value key</dd>
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+<dd><code>foffset</code> - family offset</dd>
+<dd><code>flength</code> - family length</dd>
+<dd><code>qualifier</code> - column qualifier</dd>
+<dd><code>qoffset</code> - qualifier offset</dd>
+<dd><code>qlength</code> - qualifier length</dd>
+<dt><span class="returnLabel">返回:</span></dt>
+<dd>First possible key on passed Row, Family, Qualifier.</dd>
+<dt><span class="throwsLabel">抛出:</span></dt>
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+<dl>
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+<dt><span class="returnLabel">返回:</span></dt>
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+<div class="block">Write out a KeyValue in the manner in which we used to when KeyValue was a
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+<dl>
+<dt><span class="paramLabel">参数:</span></dt>
+<dd><code>kv</code> - </dd>
+<dd><code>out</code> - </dd>
+<dt><span class="returnLabel">返回:</span></dt>
+<dd>Length written on stream</dd>
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+<dt><span class="returnLabel">返回:</span></dt>
+<dd>Created KeyValue OR if we find a length of zero, we will return
+ null which can be useful marking a stream as done.</dd>
+<dt><span class="throwsLabel">抛出:</span></dt>
+<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="java.io中的类或接口">IOException</a></code></dd>
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+<dt><span class="returnLabel">返回:</span></dt>
+<dd>A KeyValue made of a byte array that holds the key-only part.
+ Needed to convert hfile index members to KeyValues.</dd>
+</dl>
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+</ul>
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+<dt><span class="paramLabel">参数:</span></dt>
+<dd><code>bb</code> - </dd>
+<dt><span class="returnLabel">返回:</span></dt>
+<dd>A KeyValue made of a byte buffer that holds the key-only part.
+ Needed to convert hfile index members to KeyValues.</dd>
+</dl>
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+<dd><code>o</code> - </dd>
+<dd><code>l</code> - </dd>
+<dt><span class="returnLabel">返回:</span></dt>
+<dd>A KeyValue made of a byte array that holds the key-only part.
+ Needed to convert hfile index members to KeyValues.</dd>
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+<dl>
+<dt><span class="paramLabel">参数:</span></dt>
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+ KeyValue backing bytes copied from the steam.</dd>
+<dt><span class="returnLabel">返回:</span></dt>
+<dd>KeyValue created by deserializing from <code>in</code> OR if we
+ find a length of zero, we will return null which can be useful
+ marking a stream as done.</dd>
+<dt><span class="throwsLabel">抛出:</span></dt>
+<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="java.io中的类或接口">IOException</a></code></dd>
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+<div class="block">Create a KeyValue reading <code>length</code> from <code>in</code></div>
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+<dd><code>length</code> - </dd>
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+<dt><span class="returnLabel">返回:</span></dt>
+<dd>Created KeyValue OR if we find a length of zero, we will return
+ null which can be useful marking a stream as done.</dd>
+<dt><span class="throwsLabel">抛出:</span></dt>
+<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="java.io中的类或接口">IOException</a></code></dd>
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+<h4>oswrite</h4>
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