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| <div class="subTitle">org.eclipse.persistence.platform.database.events</div> |
| <h2 title="Interface DatabaseEventListener" class="title">Interface DatabaseEventListener</h2> |
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| <dt>All Known Subinterfaces:</dt> |
| <dd><a href="../../../../../../org/eclipse/persistence/jpa/rs/eventlistener/DescriptorBasedDatabaseEventListener.html" title="interface in org.eclipse.persistence.jpa.rs.eventlistener">DescriptorBasedDatabaseEventListener</a></dd> |
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| <dt>All Known Implementing Classes:</dt> |
| <dd><a href="../../../../../../org/eclipse/persistence/platform/database/oracle/dcn/OracleChangeNotificationListener.html" title="class in org.eclipse.persistence.platform.database.oracle.dcn">OracleChangeNotificationListener</a></dd> |
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| <pre>public interface <span class="typeNameLabel">DatabaseEventListener</span></pre> |
| <div class="block">PUBLIC: |
| Defines the API for integration with a database event notification service. |
| This allows the EclipseLink cache to be invalidated by database change events. |
| This is used to support Oracle DCN (Database Change event Notification), |
| but could also be used by triggers or other services.</div> |
| <dl> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../../../org/eclipse/persistence/annotations/DatabaseChangeNotificationType.html" title="enum in org.eclipse.persistence.annotations"><code>DatabaseChangeNotificationType</code></a></dd> |
| <dt><span class="simpleTagLabel">Author:</span></dt> |
| <dd>James Sutherland</dd> |
| <dt><span class="simpleTagLabel">Since:</span></dt> |
| <dd>EclipseLink 2.4</dd> |
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| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/eclipse/persistence/platform/database/events/DatabaseEventListener.html#initialize-org.eclipse.persistence.descriptors.ClassDescriptor-org.eclipse.persistence.internal.sessions.AbstractSession-">initialize</a></span>(<a href="../../../../../../org/eclipse/persistence/descriptors/ClassDescriptor.html" title="class in org.eclipse.persistence.descriptors">ClassDescriptor</a> descriptor, |
| org.eclipse.persistence.internal.sessions.AbstractSession session)</code> |
| <div class="block">Initialize the descriptor to receive database change events.</div> |
| </td> |
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| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/eclipse/persistence/platform/database/events/DatabaseEventListener.html#register-org.eclipse.persistence.sessions.Session-">register</a></span>(<a href="../../../../../../org/eclipse/persistence/sessions/Session.html" title="interface in org.eclipse.persistence.sessions">Session</a> session)</code> |
| <div class="block">Register for database change events and invalidate the session's cache.</div> |
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| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/eclipse/persistence/platform/database/events/DatabaseEventListener.html#remove-org.eclipse.persistence.sessions.Session-">remove</a></span>(<a href="../../../../../../org/eclipse/persistence/sessions/Session.html" title="interface in org.eclipse.persistence.sessions">Session</a> session)</code> |
| <div class="block">Remove registration from database change events.</div> |
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| <h4>register</h4> |
| <pre>void register(<a href="../../../../../../org/eclipse/persistence/sessions/Session.html" title="interface in org.eclipse.persistence.sessions">Session</a> session)</pre> |
| <div class="block">Register for database change events and invalidate the session's cache. |
| This is called on session login.</div> |
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| <h4>remove</h4> |
| <pre>void remove(<a href="../../../../../../org/eclipse/persistence/sessions/Session.html" title="interface in org.eclipse.persistence.sessions">Session</a> session)</pre> |
| <div class="block">Remove registration from database change events. |
| This is called on session logout.</div> |
| </li> |
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| <h4>initialize</h4> |
| <pre>void initialize(<a href="../../../../../../org/eclipse/persistence/descriptors/ClassDescriptor.html" title="class in org.eclipse.persistence.descriptors">ClassDescriptor</a> descriptor, |
| org.eclipse.persistence.internal.sessions.AbstractSession session)</pre> |
| <div class="block">Initialize the descriptor to receive database change events. |
| This is called when the descriptor is initialized.</div> |
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