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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><!--NewPage--><HTML><HEAD><!-- Generated by javadoc (build 1.4.2_02) on Thu Nov 13 17:20:31 PST 2003 --><TITLE>MessageEndpoint (Java 2 Platform Ent. Ed. v1.4)</TITLE><META NAME="keywords" CONTENT="javax.resource.spi.endpoint.MessageEndpoint interface"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="MessageEndpoint (Java 2 Platform Ent. Ed. v1.4)";}</SCRIPT></HEAD><BODY BGCOLOR="white" onload="windowTitle();"><!-- ========= START OF TOP NAVBAR ======= --><A NAME="navbar_top"><!-- --></A><A HREF="#skip-navbar_top" title="Skip navigation links"></A><TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY=""><TR><TD COLSPAN=3 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"><A NAME="navbar_top_firstrow"><!-- --></A><TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY=""> <TR ALIGN="center" VALIGN="top"> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A> </TD> <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> <FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A> </TD> </TR></TABLE></TD><TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM><b>Java<sup><font size=-2>TM</font></sup> 2 Platform<br>Ent. Ed. v1.4</b></EM></TD></TR><TR><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> PREV CLASS <A HREF="../../../../javax/resource/spi/endpoint/MessageEndpointFactory.html" title="interface in javax.resource.spi.endpoint"><B>NEXT CLASS</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../../index.html" target="_top"><B>FRAMES</B></A> <A HREF="MessageEndpoint.html" target="_top"><B>NO FRAMES</B></A> <SCRIPT type="text/javascript"> <!-- if(window==top) { document.writeln('<A HREF="../../../../allclasses-noframe.html"><B>All Classes</B></A>'); } //--></SCRIPT><NOSCRIPT> <A HREF="../../../../allclasses-noframe.html"><B>All Classes</B></A></NOSCRIPT></FONT></TD></TR><TR><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> SUMMARY: NESTED | FIELD | CONSTR | <A HREF="#method_summary">METHOD</A></FONT></TD><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">DETAIL: FIELD | CONSTR | <A HREF="#method_detail">METHOD</A></FONT></TD></TR></TABLE><A NAME="skip-navbar_top"></A><!-- ========= END OF TOP NAVBAR ========= --><HR><!-- ======== START OF CLASS DATA ======== --><H2><FONT SIZE="-1">javax.resource.spi.endpoint</FONT><BR>Interface MessageEndpoint</H2><HR><DL><DT>public interface <B>MessageEndpoint</B></DL><P>This defines a contract for a message endpoint. This is implemented by an application server.<P><P><DL><DT><B>Version:</B></DT> <DD>1.0</DD><DT><B>Author:</B></DT> <DD>Ram Jeyaraman</DD></DL><HR><P><!-- ======== NESTED CLASS SUMMARY ======== --><!-- =========== FIELD SUMMARY =========== --><!-- ======== CONSTRUCTOR SUMMARY ======== --><!-- ========== METHOD SUMMARY =========== --><A NAME="method_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=2><FONT SIZE="+2"><B>Method Summary</B></FONT></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../javax/resource/spi/endpoint/MessageEndpoint.html#afterDelivery()">afterDelivery</A></B>()</CODE><BR> This is called by a resource adapter after a message is delivered.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../javax/resource/spi/endpoint/MessageEndpoint.html#beforeDelivery(java.lang.reflect.Method)">beforeDelivery</A></B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/reflect/Method.html" title="class or interface in java.lang.reflect">Method</A> method)</CODE><BR> This is called by a resource adapter before a message is delivered.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../javax/resource/spi/endpoint/MessageEndpoint.html#release()">release</A></B>()</CODE><BR> This method may be called by the resource adapter to indicate that it no longer needs a proxy endpoint instance. </TD></TR></TABLE> <P><!-- ============ FIELD DETAIL =========== --><!-- ========= CONSTRUCTOR DETAIL ======== --><!-- ============ METHOD DETAIL ========== --><A NAME="method_detail"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=1><FONT SIZE="+2"><B>Method Detail</B></FONT></TD></TR></TABLE><A NAME="beforeDelivery(java.lang.reflect.Method)"><!-- --></A><H3>beforeDelivery</H3><PRE>public void <B>beforeDelivery</B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/reflect/Method.html" title="class or interface in java.lang.reflect">Method</A> method) throws <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/NoSuchMethodException.html" title="class or interface in java.lang">NoSuchMethodException</A>, <A HREF="../../../../javax/resource/ResourceException.html" title="class in javax.resource">ResourceException</A></PRE><DL><DD>This is called by a resource adapter before a message is delivered.<P><DD><DL><DT><B>Parameters:</B><DD><CODE>method</CODE> - description of a target method. This information about the intended target method allows an application server to decide whether to start a transaction during this method call, depending on the transaction preferences of the target method. The processing (by the application server) of the actual message delivery method call on the endpoint must be independent of the class loader associated with this descriptive method object.<DT><B>Throws:</B><DD><CODE><A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/NoSuchMethodException.html" title="class or interface in java.lang">NoSuchMethodException</A></CODE> - indicates that the specified method does not exist on the target endpoint.<DD><CODE><A HREF="../../../../javax/resource/ResourceException.html" title="class in javax.resource">ResourceException</A></CODE> - generic exception.<DD><CODE><A HREF="../../../../javax/resource/spi/ApplicationServerInternalException.html" title="class in javax.resource.spi">ApplicationServerInternalException</A></CODE> - indicates an error condition in the application server.<DD><CODE><A HREF="../../../../javax/resource/spi/IllegalStateException.html" title="class in javax.resource.spi">IllegalStateException</A></CODE> - indicates that the endpoint is in an illegal state for the method invocation. For example, this occurs when <code>beforeDelivery</code> and <code>afterDelivery</code> method calls are not paired.<DD><CODE><A HREF="../../../../javax/resource/spi/UnavailableException.html" title="class in javax.resource.spi">UnavailableException</A></CODE> - indicates that the endpoint is not available.</DL></DD></DL><HR><A NAME="afterDelivery()"><!-- --></A><H3>afterDelivery</H3><PRE>public void <B>afterDelivery</B>() throws <A HREF="../../../../javax/resource/ResourceException.html" title="class in javax.resource">ResourceException</A></PRE><DL><DD>This is called by a resource adapter after a message is delivered.<P><DD><DL><DT><B>Throws:</B><DD><CODE><A HREF="../../../../javax/resource/ResourceException.html" title="class in javax.resource">ResourceException</A></CODE> - generic exception.<DD><CODE><A HREF="../../../../javax/resource/spi/ApplicationServerInternalException.html" title="class in javax.resource.spi">ApplicationServerInternalException</A></CODE> - indicates an error condition in the application server.<DD><CODE><A HREF="../../../../javax/resource/spi/IllegalStateException.html" title="class in javax.resource.spi">IllegalStateException</A></CODE> - indicates that the endpoint is in an illegal state for the method invocation. For example, this occurs when beforeDelivery and afterDelivery method calls are not paired.<DD><CODE><A HREF="../../../../javax/resource/spi/UnavailableException.html" title="class in javax.resource.spi">UnavailableException</A></CODE> - indicates that the endpoint is not available.</DL></DD></DL><HR><A NAME="release()"><!-- --></A><H3>release</H3><PRE>public void <B>release</B>()</PRE><DL><DD>This method may be called by the resource adapter to indicate that it no longer needs a proxy endpoint instance. This hint may be used by the application server for endpoint pooling decisions.<P><DD><DL></DL></DD></DL><!-- ========= END OF CLASS DATA ========= --><HR><!-- ======= START OF BOTTOM NAVBAR ====== --><A NAME="navbar_bottom"><!-- --></A><A HREF="#skip-navbar_bottom" title="Skip navigation links"></A><TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY=""><TR><TD COLSPAN=3 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"><A NAME="navbar_bottom_firstrow"><!-- --></A><TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY=""> <TR ALIGN="center" VALIGN="top"> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A> </TD> <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> <FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A> </TD> </TR></TABLE></TD><TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM><b>Java<sup><font size=-2>TM</font></sup> 2 Platform<br>Ent. 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