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JMSBridge (Apache Cayenne API Documentation - v.2.0-incubating-SNAPSHOT)
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org.apache.cayenne.event</FONT>
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Class JMSBridge</H2>
<PRE>
java.lang.Object
<IMG SRC="../../../../resources/inherit.gif" ALT="extended by "><A HREF="../../../../org/apache/cayenne/event/EventBridge.html" title="class in org.apache.cayenne.event">org.apache.cayenne.event.EventBridge</A>
<IMG SRC="../../../../resources/inherit.gif" ALT="extended by "><B>org.apache.cayenne.event.JMSBridge</B>
</PRE>
<DL>
<DT><B>All Implemented Interfaces:</B> <DD>java.util.EventListener, javax.jms.MessageListener</DD>
</DL>
<HR>
<DL>
<DT><PRE>public class <B>JMSBridge</B><DT>extends <A HREF="../../../../org/apache/cayenne/event/EventBridge.html" title="class in org.apache.cayenne.event">EventBridge</A><DT>implements javax.jms.MessageListener</DL>
</PRE>
<P>
Implementation of EventBridge that passes and receives events via JMS (Java Messaging
Service). JMSBridge uses "publish/subscribe" model for communication with external
agents.
<P>
<P>
<DL>
<DT><B>Since:</B></DT>
<DD>1.1</DD>
<DT><B>Author:</B></DT>
<DD>Andrei Adamchik</DD>
</DL>
<HR>
<P>
<!-- =========== FIELD SUMMARY =========== -->
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<B>Field Summary</B></FONT></TH>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected &nbsp;javax.jms.TopicPublisher</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/apache/cayenne/event/JMSBridge.html#publisher">publisher</A></B></CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected &nbsp;javax.jms.TopicConnection</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/apache/cayenne/event/JMSBridge.html#receivedConnection">receivedConnection</A></B></CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected &nbsp;javax.jms.TopicConnection</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/apache/cayenne/event/JMSBridge.html#sendConnection">sendConnection</A></B></CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected &nbsp;javax.jms.TopicSession</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/apache/cayenne/event/JMSBridge.html#sendSession">sendSession</A></B></CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected &nbsp;javax.jms.TopicSubscriber</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/apache/cayenne/event/JMSBridge.html#subscriber">subscriber</A></B></CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected &nbsp;java.lang.String</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/apache/cayenne/event/JMSBridge.html#topicConnectionFactoryName">topicConnectionFactoryName</A></B></CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
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</TABLE>
&nbsp;<A NAME="fields_inherited_from_class_org.apache.cayenne.event.EventBridge"><!-- --></A>
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<TH ALIGN="left"><B>Fields inherited from class org.apache.cayenne.event.<A HREF="../../../../org/apache/cayenne/event/EventBridge.html" title="class in org.apache.cayenne.event">EventBridge</A></B></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../../org/apache/cayenne/event/EventBridge.html#eventManager">eventManager</A>, <A HREF="../../../../org/apache/cayenne/event/EventBridge.html#externalEventSource">externalEventSource</A>, <A HREF="../../../../org/apache/cayenne/event/EventBridge.html#externalSubject">externalSubject</A>, <A HREF="../../../../org/apache/cayenne/event/EventBridge.html#localSubjects">localSubjects</A>, <A HREF="../../../../org/apache/cayenne/event/EventBridge.html#mode">mode</A>, <A HREF="../../../../org/apache/cayenne/event/EventBridge.html#RECEIVE_EXTERNAL">RECEIVE_EXTERNAL</A>, <A HREF="../../../../org/apache/cayenne/event/EventBridge.html#RECEIVE_LOCAL">RECEIVE_LOCAL</A>, <A HREF="../../../../org/apache/cayenne/event/EventBridge.html#RECEIVE_LOCAL_EXTERNAL">RECEIVE_LOCAL_EXTERNAL</A></CODE></TD>
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&nbsp;
<!-- ======== CONSTRUCTOR SUMMARY ======== -->
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<TD><CODE><B><A HREF="../../../../org/apache/cayenne/event/JMSBridge.html#JMSBridge(java.util.Collection, java.lang.String)">JMSBridge</A></B>(java.util.Collection&nbsp;localSubjects,
java.lang.String&nbsp;externalSubject)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><B><A HREF="../../../../org/apache/cayenne/event/JMSBridge.html#JMSBridge(org.apache.cayenne.event.EventSubject, java.lang.String)">JMSBridge</A></B>(<A HREF="../../../../org/apache/cayenne/event/EventSubject.html" title="class in org.apache.cayenne.event">EventSubject</A>&nbsp;localSubject,
java.lang.String&nbsp;externalSubject)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
</TR>
</TABLE>
&nbsp;
<!-- ========== METHOD SUMMARY =========== -->
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<B>Method Summary</B></FONT></TH>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected &nbsp;java.io.Serializable</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/apache/cayenne/event/JMSBridge.html#eventToMessageObject(org.apache.cayenne.event.CayenneEvent)">eventToMessageObject</A></B>(<A HREF="../../../../org/apache/cayenne/event/CayenneEvent.html" title="class in org.apache.cayenne.event">CayenneEvent</A>&nbsp;event)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Converts CayenneEvent to a serializable object that will be sent via JMS.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;java.lang.String</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/apache/cayenne/event/JMSBridge.html#getTopicConnectionFactoryName()">getTopicConnectionFactoryName</A></B>()</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected &nbsp;<A HREF="../../../../org/apache/cayenne/event/CayenneEvent.html" title="class in org.apache.cayenne.event">CayenneEvent</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/apache/cayenne/event/JMSBridge.html#messageObjectToEvent(java.io.Serializable)">messageObjectToEvent</A></B>(java.io.Serializable&nbsp;object)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Converts a Serializable instance to CayenneEvent.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/apache/cayenne/event/JMSBridge.html#onMessage(javax.jms.Message)">onMessage</A></B>(javax.jms.Message&nbsp;message)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;JMS MessageListener implementation.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected &nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/apache/cayenne/event/JMSBridge.html#sendExternalEvent(org.apache.cayenne.event.CayenneEvent)">sendExternalEvent</A></B>(<A HREF="../../../../org/apache/cayenne/event/CayenneEvent.html" title="class in org.apache.cayenne.event">CayenneEvent</A>&nbsp;localEvent)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Sends a Cayenne event over the transport supported by this bridge.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/apache/cayenne/event/JMSBridge.html#setTopicConnectionFactoryName(java.lang.String)">setTopicConnectionFactoryName</A></B>(java.lang.String&nbsp;name)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected &nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/apache/cayenne/event/JMSBridge.html#shutdownExternal()">shutdownExternal</A></B>()</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Closes all resources used to communicate via JMS.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected &nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/apache/cayenne/event/JMSBridge.html#startupExternal()">startupExternal</A></B>()</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Starts up JMS machinery for "publish/subscribe" model.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected &nbsp;javax.jms.Topic</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/apache/cayenne/event/JMSBridge.html#topicNotFound(javax.naming.Context, javax.naming.NamingException)">topicNotFound</A></B>(javax.naming.Context&nbsp;jndiContext,
javax.naming.NamingException&nbsp;ex)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Attempts to create missing Topic.</TD>
</TR>
</TABLE>
&nbsp;<A NAME="methods_inherited_from_class_org.apache.cayenne.event.EventBridge"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TH ALIGN="left"><B>Methods inherited from class org.apache.cayenne.event.<A HREF="../../../../org/apache/cayenne/event/EventBridge.html" title="class in org.apache.cayenne.event">EventBridge</A></B></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../../org/apache/cayenne/event/EventBridge.html#convertToExternalSubject(org.apache.cayenne.event.EventSubject)">convertToExternalSubject</A>, <A HREF="../../../../org/apache/cayenne/event/EventBridge.html#getEventManager()">getEventManager</A>, <A HREF="../../../../org/apache/cayenne/event/EventBridge.html#getExternalEventSource()">getExternalEventSource</A>, <A HREF="../../../../org/apache/cayenne/event/EventBridge.html#getExternalSubject()">getExternalSubject</A>, <A HREF="../../../../org/apache/cayenne/event/EventBridge.html#getLocalSubject()">getLocalSubject</A>, <A HREF="../../../../org/apache/cayenne/event/EventBridge.html#getLocalSubjects()">getLocalSubjects</A>, <A HREF="../../../../org/apache/cayenne/event/EventBridge.html#isRunning()">isRunning</A>, <A HREF="../../../../org/apache/cayenne/event/EventBridge.html#onExternalEvent(org.apache.cayenne.event.CayenneEvent)">onExternalEvent</A>, <A HREF="../../../../org/apache/cayenne/event/EventBridge.html#onLocalEvent(org.apache.cayenne.event.CayenneEvent)">onLocalEvent</A>, <A HREF="../../../../org/apache/cayenne/event/EventBridge.html#receivesExternalEvents()">receivesExternalEvents</A>, <A HREF="../../../../org/apache/cayenne/event/EventBridge.html#receivesLocalEvents()">receivesLocalEvents</A>, <A HREF="../../../../org/apache/cayenne/event/EventBridge.html#shutdown()">shutdown</A>, <A HREF="../../../../org/apache/cayenne/event/EventBridge.html#startup(org.apache.cayenne.event.EventManager, int)">startup</A>, <A HREF="../../../../org/apache/cayenne/event/EventBridge.html#startup(org.apache.cayenne.event.EventManager, int, java.lang.Object)">startup</A>, <A HREF="../../../../org/apache/cayenne/event/EventBridge.html#startup(org.apache.cayenne.event.EventManager, int, java.lang.Object, java.lang.Object)">startup</A></CODE></TD>
</TR>
</TABLE>
&nbsp;<A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TH ALIGN="left"><B>Methods inherited from class java.lang.Object</B></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</CODE></TD>
</TR>
</TABLE>
&nbsp;
<P>
<!-- ============ FIELD DETAIL =========== -->
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<B>Field Detail</B></FONT></TH>
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</TABLE>
<A NAME="topicConnectionFactoryName"><!-- --></A><H3>
topicConnectionFactoryName</H3>
<PRE>
protected java.lang.String <B>topicConnectionFactoryName</B></PRE>
<DL>
<DL>
</DL>
</DL>
<HR>
<A NAME="sendConnection"><!-- --></A><H3>
sendConnection</H3>
<PRE>
protected javax.jms.TopicConnection <B>sendConnection</B></PRE>
<DL>
<DL>
</DL>
</DL>
<HR>
<A NAME="sendSession"><!-- --></A><H3>
sendSession</H3>
<PRE>
protected javax.jms.TopicSession <B>sendSession</B></PRE>
<DL>
<DL>
</DL>
</DL>
<HR>
<A NAME="receivedConnection"><!-- --></A><H3>
receivedConnection</H3>
<PRE>
protected javax.jms.TopicConnection <B>receivedConnection</B></PRE>
<DL>
<DL>
</DL>
</DL>
<HR>
<A NAME="publisher"><!-- --></A><H3>
publisher</H3>
<PRE>
protected javax.jms.TopicPublisher <B>publisher</B></PRE>
<DL>
<DL>
</DL>
</DL>
<HR>
<A NAME="subscriber"><!-- --></A><H3>
subscriber</H3>
<PRE>
protected javax.jms.TopicSubscriber <B>subscriber</B></PRE>
<DL>
<DL>
</DL>
</DL>
<!-- ========= CONSTRUCTOR DETAIL ======== -->
<A NAME="constructor_detail"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
<TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2">
<B>Constructor Detail</B></FONT></TH>
</TR>
</TABLE>
<A NAME="JMSBridge(org.apache.cayenne.event.EventSubject, java.lang.String)"><!-- --></A><H3>
JMSBridge</H3>
<PRE>
public <B>JMSBridge</B>(<A HREF="../../../../org/apache/cayenne/event/EventSubject.html" title="class in org.apache.cayenne.event">EventSubject</A>&nbsp;localSubject,
java.lang.String&nbsp;externalSubject)</PRE>
<DL>
</DL>
<HR>
<A NAME="JMSBridge(java.util.Collection, java.lang.String)"><!-- --></A><H3>
JMSBridge</H3>
<PRE>
public <B>JMSBridge</B>(java.util.Collection&nbsp;localSubjects,
java.lang.String&nbsp;externalSubject)</PRE>
<DL>
<DL>
<DT><B>Since:</B></DT>
<DD>1.2</DD>
</DL>
</DL>
<!-- ============ METHOD DETAIL ========== -->
<A NAME="method_detail"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
<TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2">
<B>Method Detail</B></FONT></TH>
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</TABLE>
<A NAME="onMessage(javax.jms.Message)"><!-- --></A><H3>
onMessage</H3>
<PRE>
public void <B>onMessage</B>(javax.jms.Message&nbsp;message)</PRE>
<DL>
<DD>JMS MessageListener implementation. Injects received events to the EventManager
local event queue.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE>onMessage</CODE> in interface <CODE>javax.jms.MessageListener</CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="getTopicConnectionFactoryName()"><!-- --></A><H3>
getTopicConnectionFactoryName</H3>
<PRE>
public java.lang.String <B>getTopicConnectionFactoryName</B>()</PRE>
<DL>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>Name of javax.jms.TopicConnectionFactory accessible via JNDI.</DL>
</DD>
</DL>
<HR>
<A NAME="setTopicConnectionFactoryName(java.lang.String)"><!-- --></A><H3>
setTopicConnectionFactoryName</H3>
<PRE>
public void <B>setTopicConnectionFactoryName</B>(java.lang.String&nbsp;name)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="startupExternal()"><!-- --></A><H3>
startupExternal</H3>
<PRE>
protected void <B>startupExternal</B>()
throws java.lang.Exception</PRE>
<DL>
<DD>Starts up JMS machinery for "publish/subscribe" model.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../org/apache/cayenne/event/EventBridge.html#startupExternal()">startupExternal</A></CODE> in class <CODE><A HREF="../../../../org/apache/cayenne/event/EventBridge.html" title="class in org.apache.cayenne.event">EventBridge</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE></DL>
</DD>
</DL>
<HR>
<A NAME="topicNotFound(javax.naming.Context, javax.naming.NamingException)"><!-- --></A><H3>
topicNotFound</H3>
<PRE>
protected javax.jms.Topic <B>topicNotFound</B>(javax.naming.Context&nbsp;jndiContext,
javax.naming.NamingException&nbsp;ex)
throws java.lang.Exception</PRE>
<DL>
<DD>Attempts to create missing Topic. Since Topic creation is JMS-implementation
specific, this task is left to subclasses. Current implementation simply rethrows
the exception.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE></DL>
</DD>
</DL>
<HR>
<A NAME="shutdownExternal()"><!-- --></A><H3>
shutdownExternal</H3>
<PRE>
protected void <B>shutdownExternal</B>()
throws java.lang.Exception</PRE>
<DL>
<DD>Closes all resources used to communicate via JMS.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../org/apache/cayenne/event/EventBridge.html#shutdownExternal()">shutdownExternal</A></CODE> in class <CODE><A HREF="../../../../org/apache/cayenne/event/EventBridge.html" title="class in org.apache.cayenne.event">EventBridge</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE></DL>
</DD>
</DL>
<HR>
<A NAME="sendExternalEvent(org.apache.cayenne.event.CayenneEvent)"><!-- --></A><H3>
sendExternalEvent</H3>
<PRE>
protected void <B>sendExternalEvent</B>(<A HREF="../../../../org/apache/cayenne/event/CayenneEvent.html" title="class in org.apache.cayenne.event">CayenneEvent</A>&nbsp;localEvent)
throws java.lang.Exception</PRE>
<DL>
<DD><B>Description copied from class: <CODE><A HREF="../../../../org/apache/cayenne/event/EventBridge.html#sendExternalEvent(org.apache.cayenne.event.CayenneEvent)">EventBridge</A></CODE></B></DD>
<DD>Sends a Cayenne event over the transport supported by this bridge.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../org/apache/cayenne/event/EventBridge.html#sendExternalEvent(org.apache.cayenne.event.CayenneEvent)">sendExternalEvent</A></CODE> in class <CODE><A HREF="../../../../org/apache/cayenne/event/EventBridge.html" title="class in org.apache.cayenne.event">EventBridge</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE></DL>
</DD>
</DL>
<HR>
<A NAME="eventToMessageObject(org.apache.cayenne.event.CayenneEvent)"><!-- --></A><H3>
eventToMessageObject</H3>
<PRE>
protected java.io.Serializable <B>eventToMessageObject</B>(<A HREF="../../../../org/apache/cayenne/event/CayenneEvent.html" title="class in org.apache.cayenne.event">CayenneEvent</A>&nbsp;event)
throws java.lang.Exception</PRE>
<DL>
<DD>Converts CayenneEvent to a serializable object that will be sent via JMS. Default
implementation simply returns the event, but subclasses can customize this
behavior.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE></DL>
</DD>
</DL>
<HR>
<A NAME="messageObjectToEvent(java.io.Serializable)"><!-- --></A><H3>
messageObjectToEvent</H3>
<PRE>
protected <A HREF="../../../../org/apache/cayenne/event/CayenneEvent.html" title="class in org.apache.cayenne.event">CayenneEvent</A> <B>messageObjectToEvent</B>(java.io.Serializable&nbsp;object)
throws java.lang.Exception</PRE>
<DL>
<DD>Converts a Serializable instance to CayenneEvent. Returns null if the object is not
supported. Default implementation simply tries to cast the object to CayenneEvent,
but subclasses can customize this behavior.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE></DL>
</DD>
</DL>
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