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+<title>VersionInfo (Solr 4.5.1 API)</title>
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+<li><a href="package-summary.html">Package</a></li>
+<li class="navBarCell1Rev">Class</li>
+<li><a href="class-use/VersionInfo.html">Use</a></li>
+<li><a href="package-tree.html">Tree</a></li>
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+<li>SUMMARY: </li>
+<li>NESTED | </li>
+<li><a href="#field_summary">FIELD</a> | </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><a href="#field_detail">FIELD</a> | </li>
+<li><a href="#constructor_detail">CONSTR</a> | </li>
+<li><a href="#method_detail">METHOD</a></li>
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+<!-- ======== START OF CLASS DATA ======== -->
+<div class="header">
+<p class="subTitle">org.apache.solr.update</p>
+<h2 title="Class VersionInfo" class="title">Class VersionInfo</h2>
+</div>
+<div class="contentContainer">
+<ul class="inheritance">
+<li><a href="http://download.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.solr.update.VersionInfo</li>
+</ul>
+</li>
+</ul>
+<div class="description">
+<ul class="blockList">
+<li class="blockList">
+<hr>
+<br>
+<pre>public class <strong>VersionInfo</strong>
+extends <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></pre>
+</li>
+</ul>
+</div>
+<div class="summary">
+<ul class="blockList">
+<li class="blockList">
+<!-- =========== FIELD SUMMARY =========== -->
+<ul class="blockList">
+<li class="blockList"><a name="field_summary">
+<!-- -->
+</a>
+<h3>Field Summary</h3>
+<table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Field Summary table, listing fields, and an explanation">
+<caption><span>Fields</span><span class="tabEnd"> </span></caption>
+<tr>
+<th class="colFirst" scope="col">Modifier and Type</th>
+<th class="colLast" scope="col">Field and Description</th>
+</tr>
+<tr class="altColor">
+<td class="colFirst"><code>static <a href="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
+<td class="colLast"><code><strong><a href="../../../../org/apache/solr/update/VersionInfo.html#VERSION_FIELD">VERSION_FIELD</a></strong></code> </td>
+</tr>
+</table>
+</li>
+</ul>
+<!-- ======== CONSTRUCTOR SUMMARY ======== -->
+<ul class="blockList">
+<li class="blockList"><a name="constructor_summary">
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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/solr/update/VersionInfo.html#VersionInfo(org.apache.solr.update.UpdateLog, int)">VersionInfo</a></strong>(<a href="../../../../org/apache/solr/update/UpdateLog.html" title="class in org.apache.solr.update">UpdateLog</a> ulog,
+ int nBuckets)</code> </td>
+</tr>
+</table>
+</li>
+</ul>
+<!-- ========== METHOD SUMMARY =========== -->
+<ul class="blockList">
+<li class="blockList"><a name="method_summary">
+<!-- -->
+</a>
+<h3>Method Summary</h3>
+<table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation">
+<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>void</code></td>
+<td class="colLast"><code><strong><a href="../../../../org/apache/solr/update/VersionInfo.html#blockUpdates()">blockUpdates</a></strong>()</code> </td>
+</tr>
+<tr class="rowColor">
+<td class="colFirst"><code><a href="../../../../org/apache/solr/update/VersionBucket.html" title="class in org.apache.solr.update">VersionBucket</a></code></td>
+<td class="colLast"><code><strong><a href="../../../../org/apache/solr/update/VersionInfo.html#bucket(int)">bucket</a></strong>(int hash)</code> </td>
+</tr>
+<tr class="altColor">
+<td class="colFirst"><code>static <a href="../../../../org/apache/solr/schema/SchemaField.html" title="class in org.apache.solr.schema">SchemaField</a></code></td>
+<td class="colLast"><code><strong><a href="../../../../org/apache/solr/update/VersionInfo.html#getAndCheckVersionField(org.apache.solr.schema.IndexSchema)">getAndCheckVersionField</a></strong>(<a href="../../../../org/apache/solr/schema/IndexSchema.html" title="class in org.apache.solr.schema">IndexSchema</a> schema)</code>
+<div class="block">Gets and returns the <a href="../../../../org/apache/solr/update/VersionInfo.html#VERSION_FIELD"><code>VERSION_FIELD</code></a> from the specified
+ schema, after verifying that it is indexed, stored, and single-valued.</div>
+</td>
+</tr>
+<tr class="rowColor">
+<td class="colFirst"><code>long</code></td>
+<td class="colLast"><code><strong><a href="../../../../org/apache/solr/update/VersionInfo.html#getNewClock()">getNewClock</a></strong>()</code> </td>
+</tr>
+<tr class="altColor">
+<td class="colFirst"><code>long</code></td>
+<td class="colLast"><code><strong><a href="../../../../org/apache/solr/update/VersionInfo.html#getOldClock()">getOldClock</a></strong>()</code> </td>
+</tr>
+<tr class="rowColor">
+<td class="colFirst"><code><a href="../../../../org/apache/solr/schema/SchemaField.html" title="class in org.apache.solr.schema">SchemaField</a></code></td>
+<td class="colLast"><code><strong><a href="../../../../org/apache/solr/update/VersionInfo.html#getVersionField()">getVersionField</a></strong>()</code> </td>
+</tr>
+<tr class="altColor">
+<td class="colFirst"><code><a href="http://download.oracle.com/javase/6/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a></code></td>
+<td class="colLast"><code><strong><a href="../../../../org/apache/solr/update/VersionInfo.html#getVersionFromIndex(org.apache.lucene.util.BytesRef)">getVersionFromIndex</a></strong>(<a href="http://lucene.apache.org/core/4_5_1/core/org/apache/lucene/util/BytesRef.html?is-external=true" title="class or interface in org.apache.lucene.util">BytesRef</a> idBytes)</code> </td>
+</tr>
+<tr class="rowColor">
+<td class="colFirst"><code>void</code></td>
+<td class="colLast"><code><strong><a href="../../../../org/apache/solr/update/VersionInfo.html#lockForUpdate()">lockForUpdate</a></strong>()</code> </td>
+</tr>
+<tr class="altColor">
+<td class="colFirst"><code><a href="http://download.oracle.com/javase/6/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a></code></td>
+<td class="colLast"><code><strong><a href="../../../../org/apache/solr/update/VersionInfo.html#lookupVersion(org.apache.lucene.util.BytesRef)">lookupVersion</a></strong>(<a href="http://lucene.apache.org/core/4_5_1/core/org/apache/lucene/util/BytesRef.html?is-external=true" title="class or interface in org.apache.lucene.util">BytesRef</a> idBytes)</code> </td>
+</tr>
+<tr class="rowColor">
+<td class="colFirst"><code>void</code></td>
+<td class="colLast"><code><strong><a href="../../../../org/apache/solr/update/VersionInfo.html#reload()">reload</a></strong>()</code> </td>
+</tr>
+<tr class="altColor">
+<td class="colFirst"><code>void</code></td>
+<td class="colLast"><code><strong><a href="../../../../org/apache/solr/update/VersionInfo.html#unblockUpdates()">unblockUpdates</a></strong>()</code> </td>
+</tr>
+<tr class="rowColor">
+<td class="colFirst"><code>void</code></td>
+<td class="colLast"><code><strong><a href="../../../../org/apache/solr/update/VersionInfo.html#unlockForUpdate()">unlockForUpdate</a></strong>()</code> </td>
+</tr>
+<tr class="altColor">
+<td class="colFirst"><code>void</code></td>
+<td class="colLast"><code><strong><a href="../../../../org/apache/solr/update/VersionInfo.html#updateClock(long)">updateClock</a></strong>(long clock)</code> </td>
+</tr>
+</table>
+<ul class="blockList">
+<li class="blockList"><a name="methods_inherited_from_class_java.lang.Object">
+<!-- -->
+</a>
+<h3>Methods inherited from class java.lang.<a href="http://download.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://download.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://download.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://download.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://download.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://download.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://download.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://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang">notifyAll</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#toString()" title="class or interface in java.lang">toString</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang">wait</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang">wait</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait(long, int)" title="class or interface in java.lang">wait</a></code></li>
+</ul>
+</li>
+</ul>
+</li>
+</ul>
+</div>
+<div class="details">
+<ul class="blockList">
+<li class="blockList">
+<!-- ============ FIELD DETAIL =========== -->
+<ul class="blockList">
+<li class="blockList"><a name="field_detail">
+<!-- -->
+</a>
+<h3>Field Detail</h3>
+<a name="VERSION_FIELD">
+<!-- -->
+</a>
+<ul class="blockListLast">
+<li class="blockList">
+<h4>VERSION_FIELD</h4>
+<pre>public static final <a href="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> VERSION_FIELD</pre>
+<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../../constant-values.html#org.apache.solr.update.VersionInfo.VERSION_FIELD">Constant Field Values</a></dd></dl>
+</li>
+</ul>
+</li>
+</ul>
+<!-- ========= CONSTRUCTOR DETAIL ======== -->
+<ul class="blockList">
+<li class="blockList"><a name="constructor_detail">
+<!-- -->
+</a>
+<h3>Constructor Detail</h3>
+<a name="VersionInfo(org.apache.solr.update.UpdateLog, int)">
+<!-- -->
+</a>
+<ul class="blockListLast">
+<li class="blockList">
+<h4>VersionInfo</h4>
+<pre>public VersionInfo(<a href="../../../../org/apache/solr/update/UpdateLog.html" title="class in org.apache.solr.update">UpdateLog</a> ulog,
+ int nBuckets)</pre>
+</li>
+</ul>
+</li>
+</ul>
+<!-- ============ METHOD DETAIL ========== -->
+<ul class="blockList">
+<li class="blockList"><a name="method_detail">
+<!-- -->
+</a>
+<h3>Method Detail</h3>
+<a name="getAndCheckVersionField(org.apache.solr.schema.IndexSchema)">
+<!-- -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>getAndCheckVersionField</h4>
+<pre>public static <a href="../../../../org/apache/solr/schema/SchemaField.html" title="class in org.apache.solr.schema">SchemaField</a> getAndCheckVersionField(<a href="../../../../org/apache/solr/schema/IndexSchema.html" title="class in org.apache.solr.schema">IndexSchema</a> schema)
+ throws <a href="../../../../../solr-solrj/org/apache/solr/common/SolrException.html?is-external=true" title="class or interface in org.apache.solr.common">SolrException</a></pre>
+<div class="block">Gets and returns the <a href="../../../../org/apache/solr/update/VersionInfo.html#VERSION_FIELD"><code>VERSION_FIELD</code></a> from the specified
+ schema, after verifying that it is indexed, stored, and single-valued.
+ If any of these pre-conditions are not met, it throws a SolrException
+ with a user suitable message indicating the problem.</div>
+<dl><dt><span class="strong">Throws:</span></dt>
+<dd><code><a href="../../../../../solr-solrj/org/apache/solr/common/SolrException.html?is-external=true" title="class or interface in org.apache.solr.common">SolrException</a></code></dd></dl>
+</li>
+</ul>
+<a name="reload()">
+<!-- -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>reload</h4>
+<pre>public void reload()</pre>
+</li>
+</ul>
+<a name="getVersionField()">
+<!-- -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>getVersionField</h4>
+<pre>public <a href="../../../../org/apache/solr/schema/SchemaField.html" title="class in org.apache.solr.schema">SchemaField</a> getVersionField()</pre>
+</li>
+</ul>
+<a name="lockForUpdate()">
+<!-- -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>lockForUpdate</h4>
+<pre>public void lockForUpdate()</pre>
+</li>
+</ul>
+<a name="unlockForUpdate()">
+<!-- -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>unlockForUpdate</h4>
+<pre>public void unlockForUpdate()</pre>
+</li>
+</ul>
+<a name="blockUpdates()">
+<!-- -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>blockUpdates</h4>
+<pre>public void blockUpdates()</pre>
+</li>
+</ul>
+<a name="unblockUpdates()">
+<!-- -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>unblockUpdates</h4>
+<pre>public void unblockUpdates()</pre>
+</li>
+</ul>
+<a name="getNewClock()">
+<!-- -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>getNewClock</h4>
+<pre>public long getNewClock()</pre>
+</li>
+</ul>
+<a name="getOldClock()">
+<!-- -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>getOldClock</h4>
+<pre>public long getOldClock()</pre>
+</li>
+</ul>
+<a name="updateClock(long)">
+<!-- -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>updateClock</h4>
+<pre>public void updateClock(long clock)</pre>
+</li>
+</ul>
+<a name="bucket(int)">
+<!-- -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>bucket</h4>
+<pre>public <a href="../../../../org/apache/solr/update/VersionBucket.html" title="class in org.apache.solr.update">VersionBucket</a> bucket(int hash)</pre>
+</li>
+</ul>
+<a name="lookupVersion(org.apache.lucene.util.BytesRef)">
+<!-- -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>lookupVersion</h4>
+<pre>public <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a> lookupVersion(<a href="http://lucene.apache.org/core/4_5_1/core/org/apache/lucene/util/BytesRef.html?is-external=true" title="class or interface in org.apache.lucene.util">BytesRef</a> idBytes)</pre>
+</li>
+</ul>
+<a name="getVersionFromIndex(org.apache.lucene.util.BytesRef)">
+<!-- -->
+</a>
+<ul class="blockListLast">
+<li class="blockList">
+<h4>getVersionFromIndex</h4>
+<pre>public <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a> getVersionFromIndex(<a href="http://lucene.apache.org/core/4_5_1/core/org/apache/lucene/util/BytesRef.html?is-external=true" title="class or interface in org.apache.lucene.util">BytesRef</a> idBytes)</pre>
+</li>
+</ul>
+</li>
+</ul>
+</li>
+</ul>
+</div>
+</div>
+<!-- ========= END OF CLASS DATA ========= -->
+<!-- ======= START OF BOTTOM NAVBAR ====== -->
+<div class="bottomNav"><a name="navbar_bottom">
+<!-- -->
+</a><a href="#skip-navbar_bottom" title="Skip navigation links"></a><a name="navbar_bottom_firstrow">
+<!-- -->
+</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/VersionInfo.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="../../../../help-doc.html">Help</a></li>
+</ul>
+</div>
+<div class="subNav">
+<ul class="navList">
+<li><a href="../../../../org/apache/solr/update/VersionBucket.html" title="class in org.apache.solr.update"><span class="strong">PREV CLASS</span></a></li>
+<li>NEXT CLASS</li>
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+<li><a href="VersionInfo.html" target="_top">NO FRAMES</a></li>
+</ul>
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+<ul class="subNavList">
+<li>SUMMARY: </li>
+<li>NESTED | </li>
+<li><a href="#field_summary">FIELD</a> | </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><a href="#field_detail">FIELD</a> | </li>
+<li><a href="#constructor_detail">CONSTR</a> | </li>
+<li><a href="#method_detail">METHOD</a></li>
+</ul>
+</div>
+<a name="skip-navbar_bottom">
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+<!-- ======== END OF BOTTOM NAVBAR ======= -->
+<p class="legalCopy"><small>
+ <i>Copyright © 2000-2013 Apache Software Foundation. All Rights Reserved.</i>
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