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<div class="subTitle">org.apache.cayenne.access</div>
<h2 title="Class DataRowStore" class="title">Class DataRowStore</h2>
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<li><a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li>
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<li>org.apache.cayenne.access.DataRowStore</li>
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<dt>All Implemented Interfaces:</dt>
<dd><a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</a></dd>
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<pre>public class <span class="strong">DataRowStore</span>
extends <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>
implements <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</a></pre>
<div class="block">A fixed size cache of DataRows keyed by ObjectId.</div>
<dl><dt><span class="strong">Since:</span></dt>
<dd>1.1</dd>
<dt><span class="strong">See Also:</span></dt><dd><a href="../../../../serialized-form.html#org.apache.cayenne.access.DataRowStore">Serialized Form</a></dd></dl>
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<h3>Field Summary</h3>
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<caption><span>Fields</span><span class="tabEnd">&nbsp;</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://docs.oracle.com/javase/1.5.0/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/cayenne/access/DataRowStore.html#EVENT_BRIDGE_FACTORY_DEFAULT">EVENT_BRIDGE_FACTORY_DEFAULT</a></strong></code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/1.5.0/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/cayenne/access/DataRowStore.html#EVENT_BRIDGE_FACTORY_PROPERTY">EVENT_BRIDGE_FACTORY_PROPERTY</a></strong></code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected <a href="../../../../org/apache/cayenne/event/EventManager.html" title="interface in org.apache.cayenne.event">EventManager</a></code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/cayenne/access/DataRowStore.html#eventManager">eventManager</a></strong></code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected <a href="../../../../org/apache/cayenne/event/EventSubject.html" title="class in org.apache.cayenne.event">EventSubject</a></code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/cayenne/access/DataRowStore.html#eventSubject">eventSubject</a></strong></code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected <a href="http://docs.oracle.com/javase/1.5.0/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/cayenne/access/DataRowStore.html#name">name</a></strong></code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/cayenne/access/DataRowStore.html#notifyingRemoteListeners">notifyingRemoteListeners</a></strong></code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/cayenne/access/DataRowStore.html#REMOTE_NOTIFICATION_DEFAULT">REMOTE_NOTIFICATION_DEFAULT</a></strong></code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/1.5.0/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/cayenne/access/DataRowStore.html#REMOTE_NOTIFICATION_PROPERTY">REMOTE_NOTIFICATION_PROPERTY</a></strong></code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected <a href="../../../../org/apache/cayenne/event/EventBridge.html" title="class in org.apache.cayenne.event">EventBridge</a></code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/cayenne/access/DataRowStore.html#remoteNotificationsHandler">remoteNotificationsHandler</a></strong></code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static int</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/cayenne/access/DataRowStore.html#SNAPSHOT_CACHE_SIZE_DEFAULT">SNAPSHOT_CACHE_SIZE_DEFAULT</a></strong></code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/1.5.0/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/cayenne/access/DataRowStore.html#SNAPSHOT_CACHE_SIZE_PROPERTY">SNAPSHOT_CACHE_SIZE_PROPERTY</a></strong></code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static long</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/cayenne/access/DataRowStore.html#SNAPSHOT_EXPIRATION_DEFAULT">SNAPSHOT_EXPIRATION_DEFAULT</a></strong></code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/1.5.0/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/cayenne/access/DataRowStore.html#SNAPSHOT_EXPIRATION_PROPERTY">SNAPSHOT_EXPIRATION_PROPERTY</a></strong></code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/util/concurrent/ConcurrentMap.html?is-external=true" title="class or interface in java.util.concurrent">ConcurrentMap</a>&lt;<a href="../../../../org/apache/cayenne/ObjectId.html" title="class in org.apache.cayenne">ObjectId</a>,<a href="../../../../org/apache/cayenne/DataRow.html" title="class in org.apache.cayenne">DataRow</a>&gt;</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/cayenne/access/DataRowStore.html#snapshots">snapshots</a></strong></code>&nbsp;</td>
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<caption><span>Constructors</span><span class="tabEnd">&nbsp;</span></caption>
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<th class="colOne" scope="col">Constructor and Description</th>
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<tr class="altColor">
<td class="colOne"><code><strong><a href="../../../../org/apache/cayenne/access/DataRowStore.html#DataRowStore(java.lang.String,%20java.util.Map,%20org.apache.cayenne.event.EventManager)">DataRowStore</a></strong>(<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;name,
<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&nbsp;properties,
<a href="../../../../org/apache/cayenne/event/EventManager.html" title="interface in org.apache.cayenne.event">EventManager</a>&nbsp;eventManager)</code>
<div class="block">Creates new DataRowStore with a specified name and a set of properties.</div>
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<caption><span>Methods</span><span class="tabEnd">&nbsp;</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/cayenne/access/DataRowStore.html#clear()">clear</a></strong>()</code>
<div class="block">Expires and removes all stored snapshots without sending any notification events.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/cayenne/access/DataRowStore.html#forgetSnapshot(org.apache.cayenne.ObjectId)">forgetSnapshot</a></strong>(<a href="../../../../org/apache/cayenne/ObjectId.html" title="class in org.apache.cayenne">ObjectId</a>&nbsp;id)</code>
<div class="block">Evicts a snapshot from cache without generating any SnapshotEvents.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="../../../../org/apache/cayenne/DataRow.html" title="class in org.apache.cayenne">DataRow</a></code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/cayenne/access/DataRowStore.html#getCachedSnapshot(org.apache.cayenne.ObjectId)">getCachedSnapshot</a></strong>(<a href="../../../../org/apache/cayenne/ObjectId.html" title="class in org.apache.cayenne">ObjectId</a>&nbsp;oid)</code>
<div class="block">Returns cached snapshot or null if no snapshot is currently cached for the given
ObjectId.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../../../../org/apache/cayenne/event/EventManager.html" title="interface in org.apache.cayenne.event">EventManager</a></code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/cayenne/access/DataRowStore.html#getEventManager()">getEventManager</a></strong>()</code>
<div class="block">Returns an EventManager associated with this DataRowStore.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="http://docs.oracle.com/javase/1.5.0/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/cayenne/access/DataRowStore.html#getName()">getName</a></strong>()</code>
<div class="block">Returns the name of this DataRowStore.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../../../../org/apache/cayenne/event/EventSubject.html" title="class in org.apache.cayenne.event">EventSubject</a></code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/cayenne/access/DataRowStore.html#getSnapshotEventSubject()">getSnapshotEventSubject</a></strong>()</code>
<div class="block">Returns EventSubject used by this SnapshotCache to notify of snapshot changes.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/cayenne/access/DataRowStore.html#initWithProperties(java.util.Map)">initWithProperties</a></strong>(<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&nbsp;properties)</code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/cayenne/access/DataRowStore.html#isNotifyingRemoteListeners()">isNotifyingRemoteListeners</a></strong>()</code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/cayenne/access/DataRowStore.html#maximumSize()">maximumSize</a></strong>()</code>
<div class="block">Returns maximum allowed cache size.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/cayenne/access/DataRowStore.html#processRemoteEvent(org.apache.cayenne.access.event.SnapshotEvent)">processRemoteEvent</a></strong>(<a href="../../../../org/apache/cayenne/access/event/SnapshotEvent.html" title="class in org.apache.cayenne.access.event">SnapshotEvent</a>&nbsp;event)</code>
<div class="block">Handles remote events received via EventBridge.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/cayenne/access/DataRowStore.html#processSnapshotChanges(java.lang.Object,%20java.util.Map,%20java.util.Collection,%20java.util.Collection,%20java.util.Collection)">processSnapshotChanges</a></strong>(<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;postedBy,
<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&nbsp;updatedSnapshots,
<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a>&nbsp;deletedSnapshotIds,
<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a>&nbsp;invalidatedSnapshotIds,
<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a>&nbsp;indirectlyModifiedIds)</code>
<div class="block">Processes changes made to snapshots.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/cayenne/access/DataRowStore.html#setEventManager(org.apache.cayenne.event.EventManager)">setEventManager</a></strong>(<a href="../../../../org/apache/cayenne/event/EventManager.html" title="interface in org.apache.cayenne.event">EventManager</a>&nbsp;eventManager)</code>
<div class="block">Sets an EventManager associated with this DataRowStore.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/cayenne/access/DataRowStore.html#setName(java.lang.String)">setName</a></strong>(<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;name)</code>
<div class="block">Sets the name of this DataRowStore.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/cayenne/access/DataRowStore.html#setNotifyingRemoteListeners(boolean)">setNotifyingRemoteListeners</a></strong>(boolean&nbsp;notifyingRemoteListeners)</code>&nbsp;</td>
</tr>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/cayenne/access/DataRowStore.html#shutdown()">shutdown</a></strong>()</code>
<div class="block">Shuts down any remote notification connections, and clears internal cache.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/cayenne/access/DataRowStore.html#size()">size</a></strong>()</code>
<div class="block">Returns current cache size.</div>
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<h3>Methods inherited from class&nbsp;java.lang.<a href="http://docs.oracle.com/javase/1.5.0/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/1.5.0/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/1.5.0/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/1.5.0/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/1.5.0/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/1.5.0/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/1.5.0/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/1.5.0/docs/api/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang">notifyAll</a>, <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#toString()" title="class or interface in java.lang">toString</a>, <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang">wait</a>, <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang">wait</a>, <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#wait(long,%20int)" title="class or interface in java.lang">wait</a></code></li>
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<h4>SNAPSHOT_EXPIRATION_PROPERTY</h4>
<pre>public static final&nbsp;<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> SNAPSHOT_EXPIRATION_PROPERTY</pre>
<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../../constant-values.html#org.apache.cayenne.access.DataRowStore.SNAPSHOT_EXPIRATION_PROPERTY">Constant Field Values</a></dd></dl>
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<h4>SNAPSHOT_CACHE_SIZE_PROPERTY</h4>
<pre>public static final&nbsp;<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> SNAPSHOT_CACHE_SIZE_PROPERTY</pre>
<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../../constant-values.html#org.apache.cayenne.access.DataRowStore.SNAPSHOT_CACHE_SIZE_PROPERTY">Constant Field Values</a></dd></dl>
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<pre>public static final&nbsp;<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> REMOTE_NOTIFICATION_PROPERTY</pre>
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<pre>public static final&nbsp;<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> EVENT_BRIDGE_FACTORY_PROPERTY</pre>
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<pre>public static final&nbsp;long SNAPSHOT_EXPIRATION_DEFAULT</pre>
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<pre>public static final&nbsp;int SNAPSHOT_CACHE_SIZE_DEFAULT</pre>
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<pre>public static final&nbsp;boolean REMOTE_NOTIFICATION_DEFAULT</pre>
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<pre>public static final&nbsp;<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> EVENT_BRIDGE_FACTORY_DEFAULT</pre>
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<pre>protected&nbsp;<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> name</pre>
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<pre>protected&nbsp;<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/util/concurrent/ConcurrentMap.html?is-external=true" title="class or interface in java.util.concurrent">ConcurrentMap</a>&lt;<a href="../../../../org/apache/cayenne/ObjectId.html" title="class in org.apache.cayenne">ObjectId</a>,<a href="../../../../org/apache/cayenne/DataRow.html" title="class in org.apache.cayenne">DataRow</a>&gt; snapshots</pre>
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<pre>protected&nbsp;boolean notifyingRemoteListeners</pre>
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<h4>eventManager</h4>
<pre>protected transient&nbsp;<a href="../../../../org/apache/cayenne/event/EventManager.html" title="interface in org.apache.cayenne.event">EventManager</a> eventManager</pre>
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<pre>protected transient&nbsp;<a href="../../../../org/apache/cayenne/event/EventBridge.html" title="class in org.apache.cayenne.event">EventBridge</a> remoteNotificationsHandler</pre>
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<pre>protected transient&nbsp;<a href="../../../../org/apache/cayenne/event/EventSubject.html" title="class in org.apache.cayenne.event">EventSubject</a> eventSubject</pre>
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<pre>public&nbsp;DataRowStore(<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;name,
<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&nbsp;properties,
<a href="../../../../org/apache/cayenne/event/EventManager.html" title="interface in org.apache.cayenne.event">EventManager</a>&nbsp;eventManager)</pre>
<div class="block">Creates new DataRowStore with a specified name and a set of properties. If no
properties are defined, default values are used.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>name</code> - DataRowStore name. Used to idenitfy this DataRowStore in events, etc.
Can't be null.</dd><dd><code>properties</code> - Properties map used to configure DataRowStore parameters. Can be
null.</dd><dd><code>eventManager</code> - EventManager that should be used for posting and receiving
events.</dd><dt><span class="strong">Since:</span></dt>
<dd>1.2</dd></dl>
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<pre>protected&nbsp;void&nbsp;initWithProperties(<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&nbsp;properties)</pre>
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<pre>public&nbsp;int&nbsp;size()</pre>
<div class="block">Returns current cache size.</div>
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<pre>public&nbsp;int&nbsp;maximumSize()</pre>
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<pre>public&nbsp;void&nbsp;shutdown()</pre>
<div class="block">Shuts down any remote notification connections, and clears internal cache.</div>
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<pre>public&nbsp;<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;getName()</pre>
<div class="block">Returns the name of this DataRowStore. Name allows to create EventSubjects for
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<div class="block">Sets the name of this DataRowStore. Name allows to create EventSubjects for event
notifications addressed to or sent from this DataRowStore.</div>
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<pre>public&nbsp;<a href="../../../../org/apache/cayenne/event/EventManager.html" title="interface in org.apache.cayenne.event">EventManager</a>&nbsp;getEventManager()</pre>
<div class="block">Returns an EventManager associated with this DataRowStore.</div>
<dl><dt><span class="strong">Since:</span></dt>
<dd>1.2</dd></dl>
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<pre>public&nbsp;void&nbsp;setEventManager(<a href="../../../../org/apache/cayenne/event/EventManager.html" title="interface in org.apache.cayenne.event">EventManager</a>&nbsp;eventManager)</pre>
<div class="block">Sets an EventManager associated with this DataRowStore.</div>
<dl><dt><span class="strong">Since:</span></dt>
<dd>1.2</dd></dl>
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<pre>public&nbsp;<a href="../../../../org/apache/cayenne/DataRow.html" title="class in org.apache.cayenne">DataRow</a>&nbsp;getCachedSnapshot(<a href="../../../../org/apache/cayenne/ObjectId.html" title="class in org.apache.cayenne">ObjectId</a>&nbsp;oid)</pre>
<div class="block">Returns cached snapshot or null if no snapshot is currently cached for the given
ObjectId.</div>
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<pre>public&nbsp;<a href="../../../../org/apache/cayenne/event/EventSubject.html" title="class in org.apache.cayenne.event">EventSubject</a>&nbsp;getSnapshotEventSubject()</pre>
<div class="block">Returns EventSubject used by this SnapshotCache to notify of snapshot changes.</div>
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<pre>public&nbsp;void&nbsp;clear()</pre>
<div class="block">Expires and removes all stored snapshots without sending any notification events.</div>
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<pre>public&nbsp;void&nbsp;forgetSnapshot(<a href="../../../../org/apache/cayenne/ObjectId.html" title="class in org.apache.cayenne">ObjectId</a>&nbsp;id)</pre>
<div class="block">Evicts a snapshot from cache without generating any SnapshotEvents.</div>
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<pre>public&nbsp;void&nbsp;processRemoteEvent(<a href="../../../../org/apache/cayenne/access/event/SnapshotEvent.html" title="class in org.apache.cayenne.access.event">SnapshotEvent</a>&nbsp;event)</pre>
<div class="block">Handles remote events received via EventBridge. Performs needed snapshot updates,
and then resends the event to local listeners.</div>
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<pre>public&nbsp;void&nbsp;processSnapshotChanges(<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;postedBy,
<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&nbsp;updatedSnapshots,
<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a>&nbsp;deletedSnapshotIds,
<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a>&nbsp;invalidatedSnapshotIds,
<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a>&nbsp;indirectlyModifiedIds)</pre>
<div class="block">Processes changes made to snapshots. Modifies internal cache state, and then sends
the event to all listeners. Source of these changes is usually an ObjectStore.</div>
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<pre>public&nbsp;boolean&nbsp;isNotifyingRemoteListeners()</pre>
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<pre>public&nbsp;void&nbsp;setNotifyingRemoteListeners(boolean&nbsp;notifyingRemoteListeners)</pre>
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