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Posted to commits@hbase.apache.org by mi...@apache.org on 2015/12/07 22:29:30 UTC
[19/51] [partial] hbase-site git commit: Initial import from hbase
repo 2dc53cb992915ff7c0402290eb723d9422877985
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/80bb2192/0.94/apidocs/org/apache/hadoop/hbase/catalog/MetaReader.html
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+<!-- NewPage -->
+<html lang="en">
+<head>
+<meta http-equiv="Content-Type" content="text/html" charset="UTF-8">
+<title>MetaReader (HBase 0.94.27 API)</title>
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+<body>
+<script type="text/javascript"><!--
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+<!-- -->
+</a>
+<ul class="navList" title="Navigation">
+<li><a href="../../../../../overview-summary.html">Overview</a></li>
+<li><a href="package-summary.html">Package</a></li>
+<li class="navBarCell1Rev">Class</li>
+<li><a href="class-use/MetaReader.html">Use</a></li>
+<li><a href="package-tree.html">Tree</a></li>
+<li><a href="../../../../../deprecated-list.html">Deprecated</a></li>
+<li><a href="../../../../../index-all.html">Index</a></li>
+<li><a href="../../../../../help-doc.html">Help</a></li>
+</ul>
+</div>
+<div class="subNav">
+<ul class="navList">
+<li><a href="../../../../../org/apache/hadoop/hbase/catalog/MetaMigrationRemovingHTD.html" title="class in org.apache.hadoop.hbase.catalog"><span class="strong">Prev Class</span></a></li>
+<li><a href="../../../../../org/apache/hadoop/hbase/catalog/MetaReader.Visitor.html" title="interface in org.apache.hadoop.hbase.catalog"><span class="strong">Next Class</span></a></li>
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+<ul class="navList">
+<li><a href="../../../../../index.html?org/apache/hadoop/hbase/catalog/MetaReader.html" target="_top">Frames</a></li>
+<li><a href="MetaReader.html" target="_top">No Frames</a></li>
+</ul>
+<ul class="navList" id="allclasses_navbar_top">
+<li><a href="../../../../../allclasses-noframe.html">All Classes</a></li>
+</ul>
+<div>
+<script type="text/javascript"><!--
+ allClassesLink = document.getElementById("allclasses_navbar_top");
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+ allClassesLink.style.display = "block";
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+<ul class="subNavList">
+<li>Summary: </li>
+<li><a href="#nested_class_summary">Nested</a> | </li>
+<li>Field | </li>
+<li><a href="#constructor_summary">Constr</a> | </li>
+<li><a href="#method_summary">Method</a></li>
+</ul>
+<ul class="subNavList">
+<li>Detail: </li>
+<li>Field | </li>
+<li><a href="#constructor_detail">Constr</a> | </li>
+<li><a href="#method_detail">Method</a></li>
+</ul>
+</div>
+<a name="skip-navbar_top">
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+</a></div>
+<!-- ========= END OF TOP NAVBAR ========= -->
+<!-- ======== START OF CLASS DATA ======== -->
+<div class="header">
+<div class="subTitle">org.apache.hadoop.hbase.catalog</div>
+<h2 title="Class MetaReader" class="title">Class MetaReader</h2>
+</div>
+<div class="contentContainer">
+<ul class="inheritance">
+<li><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li>
+<li>
+<ul class="inheritance">
+<li>org.apache.hadoop.hbase.catalog.MetaReader</li>
+</ul>
+</li>
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+<div class="description">
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+<pre>public class <a href="../../../../../src-html/org/apache/hadoop/hbase/catalog/MetaReader.html#line.50">MetaReader</a>
+extends <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></pre>
+<div class="block">Reads region and assignment information from <code>.META.</code>.</div>
+</li>
+</ul>
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+<div class="summary">
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+</a>
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+<tr>
+<th class="colFirst" scope="col">Modifier and Type</th>
+<th class="colLast" scope="col">Class and Description</th>
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+<td class="colFirst"><code>static interface </code></td>
+<td class="colLast"><code><strong><a href="../../../../../org/apache/hadoop/hbase/catalog/MetaReader.Visitor.html" title="interface in org.apache.hadoop.hbase.catalog">MetaReader.Visitor</a></strong></code>
+<div class="block">Implementations 'visit' a catalog table row.</div>
+</td>
+</tr>
+</table>
+</li>
+</ul>
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+</a>
+<h3>Constructor Summary</h3>
+<table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Constructor Summary table, listing constructors, and an explanation">
+<caption><span>Constructors</span><span class="tabEnd"> </span></caption>
+<tr>
+<th class="colOne" scope="col">Constructor and Description</th>
+</tr>
+<tr class="altColor">
+<td class="colOne"><code><strong><a href="../../../../../org/apache/hadoop/hbase/catalog/MetaReader.html#MetaReader()">MetaReader</a></strong>()</code> </td>
+</tr>
+</table>
+</li>
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+<!-- ========== METHOD SUMMARY =========== -->
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+<caption><span>Methods</span><span class="tabEnd"> </span></caption>
+<tr>
+<th class="colFirst" scope="col">Modifier and Type</th>
+<th class="colLast" scope="col">Method and Description</th>
+</tr>
+<tr class="altColor">
+<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/6/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../../org/apache/hadoop/hbase/client/Result.html" title="class in org.apache.hadoop.hbase.client">Result</a>></code></td>
+<td class="colLast"><code><strong><a href="../../../../../org/apache/hadoop/hbase/catalog/MetaReader.html#fullScan(org.apache.hadoop.hbase.catalog.CatalogTracker)">fullScan</a></strong>(<a href="../../../../../org/apache/hadoop/hbase/catalog/CatalogTracker.html" title="class in org.apache.hadoop.hbase.catalog">CatalogTracker</a> catalogTracker)</code>
+<div class="block">Performs a full scan of <code>.META.</code>.</div>
+</td>
+</tr>
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+<td class="colFirst"><code>static void</code></td>
+<td class="colLast"><code><strong><a href="../../../../../org/apache/hadoop/hbase/catalog/MetaReader.html#fullScan(org.apache.hadoop.hbase.catalog.CatalogTracker,%20org.apache.hadoop.hbase.catalog.MetaReader.Visitor)">fullScan</a></strong>(<a href="../../../../../org/apache/hadoop/hbase/catalog/CatalogTracker.html" title="class in org.apache.hadoop.hbase.catalog">CatalogTracker</a> catalogTracker,
+ <a href="../../../../../org/apache/hadoop/hbase/catalog/MetaReader.Visitor.html" title="interface in org.apache.hadoop.hbase.catalog">MetaReader.Visitor</a> visitor)</code>
+<div class="block">Performs a full scan of <code>.META.</code>.</div>
+</td>
+</tr>
+<tr class="altColor">
+<td class="colFirst"><code>static void</code></td>
+<td class="colLast"><code><strong><a href="../../../../../org/apache/hadoop/hbase/catalog/MetaReader.html#fullScan(org.apache.hadoop.hbase.catalog.CatalogTracker,%20org.apache.hadoop.hbase.catalog.MetaReader.Visitor,%20byte[])">fullScan</a></strong>(<a href="../../../../../org/apache/hadoop/hbase/catalog/CatalogTracker.html" title="class in org.apache.hadoop.hbase.catalog">CatalogTracker</a> catalogTracker,
+ <a href="../../../../../org/apache/hadoop/hbase/catalog/MetaReader.Visitor.html" title="interface in org.apache.hadoop.hbase.catalog">MetaReader.Visitor</a> visitor,
+ byte[] startrow)</code>
+<div class="block">Performs a full scan of <code>.META.</code>.</div>
+</td>
+</tr>
+<tr class="rowColor">
+<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a><<a href="../../../../../org/apache/hadoop/hbase/HRegionInfo.html" title="class in org.apache.hadoop.hbase">HRegionInfo</a>,<a href="../../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a>></code></td>
+<td class="colLast"><code><strong><a href="../../../../../org/apache/hadoop/hbase/catalog/MetaReader.html#fullScan(org.apache.hadoop.hbase.catalog.CatalogTracker,%20java.util.Set)">fullScan</a></strong>(<a href="../../../../../org/apache/hadoop/hbase/catalog/CatalogTracker.html" title="class in org.apache.hadoop.hbase.catalog">CatalogTracker</a> catalogTracker,
+ <a href="http://docs.oracle.com/javase/6/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a><<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>> disabledTables)</code>
+<div class="block">Performs a full scan of <code>.META.</code>, skipping regions from any
+ tables in the specified set of disabled tables.</div>
+</td>
+</tr>
+<tr class="altColor">
+<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a><<a href="../../../../../org/apache/hadoop/hbase/HRegionInfo.html" title="class in org.apache.hadoop.hbase">HRegionInfo</a>,<a href="../../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a>></code></td>
+<td class="colLast"><code><strong><a href="../../../../../org/apache/hadoop/hbase/catalog/MetaReader.html#fullScan(org.apache.hadoop.hbase.catalog.CatalogTracker,%20java.util.Set,%20boolean)">fullScan</a></strong>(<a href="../../../../../org/apache/hadoop/hbase/catalog/CatalogTracker.html" title="class in org.apache.hadoop.hbase.catalog">CatalogTracker</a> catalogTracker,
+ <a href="http://docs.oracle.com/javase/6/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a><<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>> disabledTables,
+ boolean excludeOfflinedSplitParents)</code>
+<div class="block">Performs a full scan of <code>.META.</code>, skipping regions from any
+ tables in the specified set of disabled tables.</div>
+</td>
+</tr>
+<tr class="rowColor">
+<td class="colFirst"><code>static void</code></td>
+<td class="colLast"><code><strong><a href="../../../../../org/apache/hadoop/hbase/catalog/MetaReader.html#fullScan(org.apache.hadoop.hbase.ipc.HRegionInterface,%20org.apache.hadoop.hbase.catalog.MetaReader.Visitor,%20byte[],%20byte[])">fullScan</a></strong>(<a href="../../../../../org/apache/hadoop/hbase/ipc/HRegionInterface.html" title="interface in org.apache.hadoop.hbase.ipc">HRegionInterface</a> hRegionInterface,
+ <a href="../../../../../org/apache/hadoop/hbase/catalog/MetaReader.Visitor.html" title="interface in org.apache.hadoop.hbase.catalog">MetaReader.Visitor</a> visitor,
+ byte[] regionName,
+ byte[] startrow)</code>
+<div class="block"><strong>Deprecated.</strong>
+<div class="block"><i>Does not retry; use fullScan xxx instead.
+ x</i></div>
+</div>
+</td>
+</tr>
+<tr class="altColor">
+<td class="colFirst"><code>static void</code></td>
+<td class="colLast"><code><strong><a href="../../../../../org/apache/hadoop/hbase/catalog/MetaReader.html#fullScanMetaAndPrint(org.apache.hadoop.hbase.catalog.CatalogTracker)">fullScanMetaAndPrint</a></strong>(<a href="../../../../../org/apache/hadoop/hbase/catalog/CatalogTracker.html" title="class in org.apache.hadoop.hbase.catalog">CatalogTracker</a> catalogTracker)</code> </td>
+</tr>
+<tr class="rowColor">
+<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/6/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../../org/apache/hadoop/hbase/client/Result.html" title="class in org.apache.hadoop.hbase.client">Result</a>></code></td>
+<td class="colLast"><code><strong><a href="../../../../../org/apache/hadoop/hbase/catalog/MetaReader.html#fullScanOfRoot(org.apache.hadoop.hbase.catalog.CatalogTracker)">fullScanOfRoot</a></strong>(<a href="../../../../../org/apache/hadoop/hbase/catalog/CatalogTracker.html" title="class in org.apache.hadoop.hbase.catalog">CatalogTracker</a> catalogTracker)</code>
+<div class="block">Performs a full scan of a <code>-ROOT-</code> table.</div>
+</td>
+</tr>
+<tr class="altColor">
+<td class="colFirst"><code>static <a href="../../../../../org/apache/hadoop/hbase/util/PairOfSameType.html" title="class in org.apache.hadoop.hbase.util">PairOfSameType</a><<a href="../../../../../org/apache/hadoop/hbase/HRegionInfo.html" title="class in org.apache.hadoop.hbase">HRegionInfo</a>></code></td>
+<td class="colLast"><code><strong><a href="../../../../../org/apache/hadoop/hbase/catalog/MetaReader.html#getDaughterRegions(org.apache.hadoop.hbase.client.Result)">getDaughterRegions</a></strong>(<a href="../../../../../org/apache/hadoop/hbase/client/Result.html" title="class in org.apache.hadoop.hbase.client">Result</a> data)</code>
+<div class="block">Returns the daughter regions by reading the corresponding columns of the catalog table
+ Result.</div>
+</td>
+</tr>
+<tr class="rowColor">
+<td class="colFirst"><code>static <a href="../../../../../org/apache/hadoop/hbase/util/Pair.html" title="class in org.apache.hadoop.hbase.util">Pair</a><<a href="../../../../../org/apache/hadoop/hbase/HRegionInfo.html" title="class in org.apache.hadoop.hbase">HRegionInfo</a>,<a href="../../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a>></code></td>
+<td class="colLast"><code><strong><a href="../../../../../org/apache/hadoop/hbase/catalog/MetaReader.html#getRegion(org.apache.hadoop.hbase.catalog.CatalogTracker,%20byte[])">getRegion</a></strong>(<a href="../../../../../org/apache/hadoop/hbase/catalog/CatalogTracker.html" title="class in org.apache.hadoop.hbase.catalog">CatalogTracker</a> catalogTracker,
+ byte[] regionName)</code>
+<div class="block">Gets the region info and assignment for the specified region.</div>
+</td>
+</tr>
+<tr class="altColor">
+<td class="colFirst"><code>static <a href="../../../../../org/apache/hadoop/hbase/client/Scan.html" title="class in org.apache.hadoop.hbase.client">Scan</a></code></td>
+<td class="colLast"><code><strong><a href="../../../../../org/apache/hadoop/hbase/catalog/MetaReader.html#getScanForTableName(byte[])">getScanForTableName</a></strong>(byte[] tableName)</code>
+<div class="block">This method creates a Scan object that will only scan catalog rows that
+ belong to the specified table.</div>
+</td>
+</tr>
+<tr class="rowColor">
+<td class="colFirst"><code>static <a href="../../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a></code></td>
+<td class="colLast"><code><strong><a href="../../../../../org/apache/hadoop/hbase/catalog/MetaReader.html#getServerNameFromCatalogResult(org.apache.hadoop.hbase.client.Result)">getServerNameFromCatalogResult</a></strong>(<a href="../../../../../org/apache/hadoop/hbase/client/Result.html" title="class in org.apache.hadoop.hbase.client">Result</a> r)</code>
+<div class="block">Extract a <a href="../../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase"><code>ServerName</code></a>
+ For use on catalog table <a href="../../../../../org/apache/hadoop/hbase/client/Result.html" title="class in org.apache.hadoop.hbase.client"><code>Result</code></a>.</div>
+</td>
+</tr>
+<tr class="altColor">
+<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/6/docs/api/java/util/NavigableMap.html?is-external=true" title="class or interface in java.util">NavigableMap</a><<a href="../../../../../org/apache/hadoop/hbase/HRegionInfo.html" title="class in org.apache.hadoop.hbase">HRegionInfo</a>,<a href="../../../../../org/apache/hadoop/hbase/client/Result.html" title="class in org.apache.hadoop.hbase.client">Result</a>></code></td>
+<td class="colLast"><code><strong><a href="../../../../../org/apache/hadoop/hbase/catalog/MetaReader.html#getServerUserRegions(org.apache.hadoop.hbase.catalog.CatalogTracker,%20org.apache.hadoop.hbase.ServerName)">getServerUserRegions</a></strong>(<a href="../../../../../org/apache/hadoop/hbase/catalog/CatalogTracker.html" title="class in org.apache.hadoop.hbase.catalog">CatalogTracker</a> catalogTracker,
+ <a href="../../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a> serverName)</code> </td>
+</tr>
+<tr class="rowColor">
+<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/6/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../../org/apache/hadoop/hbase/HRegionInfo.html" title="class in org.apache.hadoop.hbase">HRegionInfo</a>></code></td>
+<td class="colLast"><code><strong><a href="../../../../../org/apache/hadoop/hbase/catalog/MetaReader.html#getTableRegions(org.apache.hadoop.hbase.catalog.CatalogTracker,%20byte[])">getTableRegions</a></strong>(<a href="../../../../../org/apache/hadoop/hbase/catalog/CatalogTracker.html" title="class in org.apache.hadoop.hbase.catalog">CatalogTracker</a> catalogTracker,
+ byte[] tableName)</code>
+<div class="block">Gets all of the regions of the specified table.</div>
+</td>
+</tr>
+<tr class="altColor">
+<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/6/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../../org/apache/hadoop/hbase/HRegionInfo.html" title="class in org.apache.hadoop.hbase">HRegionInfo</a>></code></td>
+<td class="colLast"><code><strong><a href="../../../../../org/apache/hadoop/hbase/catalog/MetaReader.html#getTableRegions(org.apache.hadoop.hbase.catalog.CatalogTracker,%20byte[],%20boolean)">getTableRegions</a></strong>(<a href="../../../../../org/apache/hadoop/hbase/catalog/CatalogTracker.html" title="class in org.apache.hadoop.hbase.catalog">CatalogTracker</a> catalogTracker,
+ byte[] tableName,
+ boolean excludeOfflinedSplitParents)</code>
+<div class="block">Gets all of the regions of the specified table.</div>
+</td>
+</tr>
+<tr class="rowColor">
+<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/6/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../../org/apache/hadoop/hbase/util/Pair.html" title="class in org.apache.hadoop.hbase.util">Pair</a><<a href="../../../../../org/apache/hadoop/hbase/HRegionInfo.html" title="class in org.apache.hadoop.hbase">HRegionInfo</a>,<a href="../../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a>>></code></td>
+<td class="colLast"><code><strong><a href="../../../../../org/apache/hadoop/hbase/catalog/MetaReader.html#getTableRegionsAndLocations(org.apache.hadoop.hbase.catalog.CatalogTracker,%20byte[],%20boolean)">getTableRegionsAndLocations</a></strong>(<a href="../../../../../org/apache/hadoop/hbase/catalog/CatalogTracker.html" title="class in org.apache.hadoop.hbase.catalog">CatalogTracker</a> catalogTracker,
+ byte[] tableName,
+ boolean excludeOfflinedSplitParents)</code> </td>
+</tr>
+<tr class="altColor">
+<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/6/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../../org/apache/hadoop/hbase/util/Pair.html" title="class in org.apache.hadoop.hbase.util">Pair</a><<a href="../../../../../org/apache/hadoop/hbase/HRegionInfo.html" title="class in org.apache.hadoop.hbase">HRegionInfo</a>,<a href="../../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a>>></code></td>
+<td class="colLast"><code><strong><a href="../../../../../org/apache/hadoop/hbase/catalog/MetaReader.html#getTableRegionsAndLocations(org.apache.hadoop.hbase.catalog.CatalogTracker,%20java.lang.String)">getTableRegionsAndLocations</a></strong>(<a href="../../../../../org/apache/hadoop/hbase/catalog/CatalogTracker.html" title="class in org.apache.hadoop.hbase.catalog">CatalogTracker</a> catalogTracker,
+ <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> tableName)</code> </td>
+</tr>
+<tr class="rowColor">
+<td class="colFirst"><code>static <a href="../../../../../org/apache/hadoop/hbase/util/Pair.html" title="class in org.apache.hadoop.hbase.util">Pair</a><<a href="../../../../../org/apache/hadoop/hbase/HRegionInfo.html" title="class in org.apache.hadoop.hbase">HRegionInfo</a>,<a href="../../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a>></code></td>
+<td class="colLast"><code><strong><a href="../../../../../org/apache/hadoop/hbase/catalog/MetaReader.html#parseCatalogResult(org.apache.hadoop.hbase.client.Result)">parseCatalogResult</a></strong>(<a href="../../../../../org/apache/hadoop/hbase/client/Result.html" title="class in org.apache.hadoop.hbase.client">Result</a> r)</code>
+<div class="block">Extract a HRegionInfo and ServerName.</div>
+</td>
+</tr>
+<tr class="altColor">
+<td class="colFirst"><code>static <a href="../../../../../org/apache/hadoop/hbase/HRegionInfo.html" title="class in org.apache.hadoop.hbase">HRegionInfo</a></code></td>
+<td class="colLast"><code><strong><a href="../../../../../org/apache/hadoop/hbase/catalog/MetaReader.html#parseHRegionInfoFromCatalogResult(org.apache.hadoop.hbase.client.Result,%20byte[])">parseHRegionInfoFromCatalogResult</a></strong>(<a href="../../../../../org/apache/hadoop/hbase/client/Result.html" title="class in org.apache.hadoop.hbase.client">Result</a> r,
+ byte[] qualifier)</code>
+<div class="block">Parse the content of the cell at <a href="../../../../../org/apache/hadoop/hbase/HConstants.html#CATALOG_FAMILY"><code>HConstants.CATALOG_FAMILY</code></a> and
+ <code>qualifier</code> as an HRegionInfo and return it, or null.</div>
+</td>
+</tr>
+<tr class="rowColor">
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+<div class="block"><i>Does not retry; use #getMetaRegionLocation(CatalogTracker)</i></div>
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+ a null value in the map.</dd>
+<dt><span class="strong">Throws:</span></dt>
+<dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd></dl>
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+<div class="block">Performs a full scan of <code>.META.</code>, skipping regions from any
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+ parents in the return.</dd>
+<dt><span class="strong">Returns:</span></dt><dd>Returns a map of every region to it's currently assigned server,
+ according to META. If the region does not have an assignment it will have
+ a null value in the map.</dd>
+<dt><span class="strong">Throws:</span></dt>
+<dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd></dl>
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+ throws <a href="http://docs.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
+<div class="block">Performs a full scan of <code>.META.</code>.</div>
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+<div class="block">Performs a full scan of a <code>-ROOT-</code> table.</div>
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+ <a href="../../../../../org/apache/hadoop/hbase/catalog/MetaReader.Visitor.html" title="interface in org.apache.hadoop.hbase.catalog">MetaReader.Visitor</a> visitor)
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+<div class="block">Performs a full scan of <code>.META.</code>.</div>
+<dl><dt><span class="strong">Parameters:</span></dt><dd><code>catalogTracker</code> - </dd><dd><code>visitor</code> - Visitor invoked against each row.</dd>
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+ <a href="../../../../../org/apache/hadoop/hbase/catalog/MetaReader.Visitor.html" title="interface in org.apache.hadoop.hbase.catalog">MetaReader.Visitor</a> visitor,
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+<div class="block">Performs a full scan of <code>.META.</code>.</div>
+<dl><dt><span class="strong">Parameters:</span></dt><dd><code>catalogTracker</code> - </dd><dd><code>visitor</code> - Visitor invoked against each row.</dd><dd><code>startrow</code> - Where to start the scan. Pass null if want to begin scan
+ at first row (The visitor will stop the Scan when its done so no need to
+ pass a stoprow).</dd>
+<dt><span class="strong">Throws:</span></dt>
+<dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd></dl>
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+<div class="block">Reads the location of META from ROOT.</div>
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+<dt><span class="strong">Throws:</span></dt>
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+<dt><span class="strong">Returns:</span></dt><dd>Location and HRegionInfo for <code>regionName</code></dd>
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+<dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd></dl>
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+<dt><span class="strong">Throws:</span></dt>
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+<dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd></dl>
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+ throws <a href="http://docs.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
+<div class="block">Returns the daughter regions by reading the corresponding columns of the catalog table
+ Result.</div>
+<dl><dt><span class="strong">Parameters:</span></dt><dd><code>data</code> - a Result object from the catalog table scan</dd>
+<dt><span class="strong">Returns:</span></dt><dd>a pair of HRegionInfo or PairOfSameType(null, null) if the region is not a split
+ parent</dd>
+<dt><span class="strong">Throws:</span></dt>
+<dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd></dl>
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+ byte[] tableName)
+ throws <a href="http://docs.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
+<div class="block">Gets all of the regions of the specified table.</div>
+<dl><dt><span class="strong">Parameters:</span></dt><dd><code>catalogTracker</code> - </dd><dd><code>tableName</code> - </dd>
+<dt><span class="strong">Returns:</span></dt><dd>Ordered list of <a href="../../../../../org/apache/hadoop/hbase/HRegionInfo.html" title="class in org.apache.hadoop.hbase"><code>HRegionInfo</code></a>.</dd>
+<dt><span class="strong">Throws:</span></dt>
+<dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd></dl>
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+ boolean excludeOfflinedSplitParents)
+ throws <a href="http://docs.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
+<div class="block">Gets all of the regions of the specified table.</div>
+<dl><dt><span class="strong">Parameters:</span></dt><dd><code>catalogTracker</code> - </dd><dd><code>tableName</code> - </dd><dd><code>excludeOfflinedSplitParents</code> - If true, do not include offlined split
+ parents in the return.</dd>
+<dt><span class="strong">Returns:</span></dt><dd>Ordered list of <a href="../../../../../org/apache/hadoop/hbase/HRegionInfo.html" title="class in org.apache.hadoop.hbase"><code>HRegionInfo</code></a>.</dd>
+<dt><span class="strong">Throws:</span></dt>
+<dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd></dl>
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+<a name="getScanForTableName(byte[])">
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+<div class="block">This method creates a Scan object that will only scan catalog rows that
+ belong to the specified table. It doesn't specify any columns.
+ This is a better alternative to just using a start row and scan until
+ it hits a new table since that requires parsing the HRI to get the table
+ name.</div>
+<dl><dt><span class="strong">Parameters:</span></dt><dd><code>tableName</code> - bytes of table's name</dd>
+<dt><span class="strong">Returns:</span></dt><dd>configured Scan object</dd></dl>
+</li>
+</ul>
+<a name="getTableRegionsAndLocations(org.apache.hadoop.hbase.catalog.CatalogTracker, java.lang.String)">
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+ <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> tableName)
+ throws <a href="http://docs.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a>,
+ <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/InterruptedException.html?is-external=true" title="class or interface in java.lang">InterruptedException</a></pre>
+<dl><dt><span class="strong">Parameters:</span></dt><dd><code>catalogTracker</code> - </dd><dd><code>tableName</code> - </dd>
+<dt><span class="strong">Returns:</span></dt><dd>Return list of regioninfos and server.</dd>
+<dt><span class="strong">Throws:</span></dt>
+<dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
+<dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/InterruptedException.html?is-external=true" title="class or interface in java.lang">InterruptedException</a></code></dd></dl>
+</li>
+</ul>
+<a name="getTableRegionsAndLocations(org.apache.hadoop.hbase.catalog.CatalogTracker, byte[], boolean)">
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+<pre>public static <a href="http://docs.oracle.com/javase/6/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../../org/apache/hadoop/hbase/util/Pair.html" title="class in org.apache.hadoop.hbase.util">Pair</a><<a href="../../../../../org/apache/hadoop/hbase/HRegionInfo.html" title="class in org.apache.hadoop.hbase">HRegionInfo</a>,<a href="../../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a>>> <a href="../../../../../src-html/org/apache/hadoop/hbase/catalog/MetaReader.html#line.580">getTableRegionsAndLocations</a>(<a href="../../../../../org/apache/hadoop/hbase/catalog/CatalogTracker.html" title="class in org.apache.hadoop.hbase.catalog">CatalogTracker</a> catalogTracker,
+ byte[] tableName,
+ boolean excludeOfflinedSplitParents)
+ throws <a href="http://docs.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a>,
+ <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/InterruptedException.html?is-external=true" title="class or interface in java.lang">InterruptedException</a></pre>
+<dl><dt><span class="strong">Parameters:</span></dt><dd><code>catalogTracker</code> - </dd><dd><code>tableName</code> - </dd>
+<dt><span class="strong">Returns:</span></dt><dd>Return list of regioninfos and server addresses.</dd>
+<dt><span class="strong">Throws:</span></dt>
+<dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
+<dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/InterruptedException.html?is-external=true" title="class or interface in java.lang">InterruptedException</a></code></dd></dl>
+</li>
+</ul>
+<a name="getServerUserRegions(org.apache.hadoop.hbase.catalog.CatalogTracker, org.apache.hadoop.hbase.ServerName)">
+<!-- -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>getServerUserRegions</h4>
+<pre>public static <a href="http://docs.oracle.com/javase/6/docs/api/java/util/NavigableMap.html?is-external=true" title="class or interface in java.util">NavigableMap</a><<a href="../../../../../org/apache/hadoop/hbase/HRegionInfo.html" title="class in org.apache.hadoop.hbase">HRegionInfo</a>,<a href="../../../../../org/apache/hadoop/hbase/client/Result.html" title="class in org.apache.hadoop.hbase.client">Result</a>> <a href="../../../../../src-html/org/apache/hadoop/hbase/catalog/MetaReader.html#line.632">getServerUserRegions</a>(<a href="../../../../../org/apache/hadoop/hbase/catalog/CatalogTracker.html" title="class in org.apache.hadoop.hbase.catalog">CatalogTracker</a> catalogTracker,
+ <a href="../../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a> serverName)
+ throws <a href="http://docs.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
+<dl><dt><span class="strong">Parameters:</span></dt><dd><code>catalogTracker</code> - </dd><dd><code>serverName</code> - </dd>
+<dt><span class="strong">Returns:</span></dt><dd>List of user regions installed on this server (does not include
+ catalog regions).</dd>
+<dt><span class="strong">Throws:</span></dt>
+<dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd></dl>
+</li>
+</ul>
+<a name="fullScanMetaAndPrint(org.apache.hadoop.hbase.catalog.CatalogTracker)">
+<!-- -->
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+<ul class="blockList">
+<li class="blockList">
+<h4>fullScanMetaAndPrint</h4>
+<pre>public static void <a href="../../../../../src-html/org/apache/hadoop/hbase/catalog/MetaReader.html#line.657">fullScanMetaAndPrint</a>(<a href="../../../../../org/apache/hadoop/hbase/catalog/CatalogTracker.html" title="class in org.apache.hadoop.hbase.catalog">CatalogTracker</a> catalogTracker)
+ throws <a href="http://docs.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
+<dl><dt><span class="strong">Throws:</span></dt>
+<dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd></dl>
+</li>
+</ul>
+<a name="fullScan(org.apache.hadoop.hbase.ipc.HRegionInterface, org.apache.hadoop.hbase.catalog.MetaReader.Visitor, byte[], byte[])">
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+<ul class="blockListLast">
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+<h4>fullScan</h4>
+<pre>public static void <a href="../../../../../src-html/org/apache/hadoop/hbase/catalog/MetaReader.html#line.682">fullScan</a>(<a href="../../../../../org/apache/hadoop/hbase/ipc/HRegionInterface.html" title="interface in org.apache.hadoop.hbase.ipc">HRegionInterface</a> hRegionInterface,
+ <a href="../../../../../org/apache/hadoop/hbase/catalog/MetaReader.Visitor.html" title="interface in org.apache.hadoop.hbase.catalog">MetaReader.Visitor</a> visitor,
+ byte[] regionName,
+ byte[] startrow)
+ throws <a href="http://docs.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
+<div class="block"><span class="strong">Deprecated.</span> <i>Does not retry; use fullScan xxx instead.
+ x</i></div>
+<div class="block">Fully scan a given region, on a given server starting with given row.</div>
+<dl><dt><span class="strong">Parameters:</span></dt><dd><code>hRegionInterface</code> - region server</dd><dd><code>visitor</code> - visitor</dd><dd><code>regionName</code> - name of region</dd><dd><code>startrow</code> - start row</dd>
+<dt><span class="strong">Throws:</span></dt>
+<dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd></dl>
+</li>
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+</a><a href="#skip-navbar_bottom" title="Skip navigation links"></a><a name="navbar_bottom_firstrow">
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+<li><a href="../../../../../overview-summary.html">Overview</a></li>
+<li><a href="package-summary.html">Package</a></li>
+<li class="navBarCell1Rev">Class</li>
+<li><a href="class-use/MetaReader.html">Use</a></li>
+<li><a href="package-tree.html">Tree</a></li>
+<li><a href="../../../../../deprecated-list.html">Deprecated</a></li>
+<li><a href="../../../../../index-all.html">Index</a></li>
+<li><a href="../../../../../help-doc.html">Help</a></li>
+</ul>
+</div>
+<div class="subNav">
+<ul class="navList">
+<li><a href="../../../../../org/apache/hadoop/hbase/catalog/MetaMigrationRemovingHTD.html" title="class in org.apache.hadoop.hbase.catalog"><span class="strong">Prev Class</span></a></li>
+<li><a href="../../../../../org/apache/hadoop/hbase/catalog/MetaReader.Visitor.html" title="interface in org.apache.hadoop.hbase.catalog"><span class="strong">Next Class</span></a></li>
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+<li><a href="#nested_class_summary">Nested</a> | </li>
+<li>Field | </li>
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+<li><a href="#method_summary">Method</a></li>
+</ul>
+<ul class="subNavList">
+<li>Detail: </li>
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+</ul>
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+<a name="skip-navbar_bottom">
+<!-- -->
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+<!-- ======== END OF BOTTOM NAVBAR ======= -->
+<p class="legalCopy"><small>Copyright © 2015 <a href="http://www.apache.org/">The Apache Software Foundation</a>. All rights reserved.</small></p>
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+</html>
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/80bb2192/0.94/apidocs/org/apache/hadoop/hbase/catalog/RootLocationEditor.html
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+<title>RootLocationEditor (HBase 0.94.27 API)</title>
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+<body>
+<script type="text/javascript"><!--
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+<ul class="navList" title="Navigation">
+<li><a href="../../../../../overview-summary.html">Overview</a></li>
+<li><a href="package-summary.html">Package</a></li>
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+<li><a href="class-use/RootLocationEditor.html">Use</a></li>
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+<li><a href="../../../../../deprecated-list.html">Deprecated</a></li>
+<li><a href="../../../../../index-all.html">Index</a></li>
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+<ul class="navList">
+<li><a href="../../../../../index.html?org/apache/hadoop/hbase/catalog/RootLocationEditor.html" target="_top">Frames</a></li>
+<li><a href="RootLocationEditor.html" target="_top">No Frames</a></li>
+</ul>
+<ul class="navList" id="allclasses_navbar_top">
+<li><a href="../../../../../allclasses-noframe.html">All Classes</a></li>
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+ allClassesLink.style.display = "block";
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+<li><a href="#method_summary">Method</a></li>
+</ul>
+<ul class="subNavList">
+<li>Detail: </li>
+<li>Field | </li>
+<li><a href="#constructor_detail">Constr</a> | </li>
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+<!-- ========= END OF TOP NAVBAR ========= -->
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+<h2 title="Class RootLocationEditor" class="title">Class RootLocationEditor</h2>
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+<div class="contentContainer">
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+<li><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li>
+<li>
+<ul class="inheritance">
+<li>org.apache.hadoop.hbase.catalog.RootLocationEditor</li>
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+<div class="description">
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+<div class="block">Makes changes to the location of <code>-ROOT-</code> in ZooKeeper.</div>
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+<h3>Method Summary</h3>
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+<caption><span>Methods</span><span class="tabEnd"> </span></caption>
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+<th class="colFirst" scope="col">Modifier and Type</th>
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+<td class="colFirst"><code>static void</code></td>
+<td class="colLast"><code><strong><a href="../../../../../org/apache/hadoop/hbase/catalog/RootLocationEditor.html#deleteRootLocation(org.apache.hadoop.hbase.zookeeper.ZooKeeperWatcher)">deleteRootLocation</a></strong>(<a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZooKeeperWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZooKeeperWatcher</a> zookeeper)</code>
+<div class="block">Deletes the location of <code>-ROOT-</code> in ZooKeeper.</div>
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+<td class="colFirst"><code>static void</code></td>
+<td class="colLast"><code><strong><a href="../../../../../org/apache/hadoop/hbase/catalog/RootLocationEditor.html#setRootLocation(org.apache.hadoop.hbase.zookeeper.ZooKeeperWatcher,%20org.apache.hadoop.hbase.ServerName)">setRootLocation</a></strong>(<a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZooKeeperWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZooKeeperWatcher</a> zookeeper,
+ <a href="../../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a> location)</code>
+<div class="block">Sets the location of <code>-ROOT-</code> in ZooKeeper to the
+ specified server address.</div>
+</td>
+</tr>
+</table>
+<ul class="blockList">
+<li class="blockList"><a name="methods_inherited_from_class_java.lang.Object">
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+</a>
+<h3>Methods inherited from class java.lang.<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3>
+<code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#clone()" title="class or interface in java.lang">clone</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.lang">equals</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#finalize()" title="class or interface in java.lang">finalize</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang">getClass</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#hashCode()" title="class or interface in java.lang">hashCode</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang">notify</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang
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+</li>
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+<li class="blockList"><a name="constructor_detail">
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+<h3>Constructor Detail</h3>
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+<h4>RootLocationEditor</h4>
+<pre>public <a href="../../../../../src-html/org/apache/hadoop/hbase/catalog/RootLocationEditor.html#line.33">RootLocationEditor</a>()</pre>
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+<h3>Method Detail</h3>
+<a name="deleteRootLocation(org.apache.hadoop.hbase.zookeeper.ZooKeeperWatcher)">
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+</a>
+<ul class="blockList">
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+<h4>deleteRootLocation</h4>
+<pre>public static void <a href="../../../../../src-html/org/apache/hadoop/hbase/catalog/RootLocationEditor.html#line.41">deleteRootLocation</a>(<a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZooKeeperWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZooKeeperWatcher</a> zookeeper)
+ throws org.apache.zookeeper.KeeperException</pre>
+<div class="block">Deletes the location of <code>-ROOT-</code> in ZooKeeper.</div>
+<dl><dt><span class="strong">Parameters:</span></dt><dd><code>zookeeper</code> - zookeeper reference</dd>
+<dt><span class="strong">Throws:</span></dt>
+<dd><code>org.apache.zookeeper.KeeperException</code> - unexpected zookeeper exception</dd></dl>
+</li>
+</ul>
+<a name="setRootLocation(org.apache.hadoop.hbase.zookeeper.ZooKeeperWatcher, org.apache.hadoop.hbase.ServerName)">
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+<h4>setRootLocation</h4>
+<pre>public static void <a href="../../../../../src-html/org/apache/hadoop/hbase/catalog/RootLocationEditor.html#line.59">setRootLocation</a>(<a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZooKeeperWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZooKeeperWatcher</a> zookeeper,
+ <a href="../../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a> location)
+ throws org.apache.zookeeper.KeeperException</pre>
+<div class="block">Sets the location of <code>-ROOT-</code> in ZooKeeper to the
+ specified server address.</div>
+<dl><dt><span class="strong">Parameters:</span></dt><dd><code>zookeeper</code> - zookeeper reference</dd><dd><code>location</code> - The server hosting <code>-ROOT-</code></dd>
+<dt><span class="strong">Throws:</span></dt>
+<dd><code>org.apache.zookeeper.KeeperException</code> - unexpected zookeeper exception</dd></dl>
+</li>
+</ul>
+</li>
+</ul>
+</li>
+</ul>
+</div>
+</div>
+<!-- ========= END OF CLASS DATA ========= -->
+<!-- ======= START OF BOTTOM NAVBAR ====== -->
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+<li><a href="package-summary.html">Package</a></li>
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