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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><TITLE>BasicMessenger (Project JXTA J2SE)</TITLE><META NAME="keywords" CONTENT="net.jxta.impl.endpoint.BasicMessenger class"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="BasicMessenger (Project JXTA J2SE)";}</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="class-use/BasicMessenger.html"><FONT CLASS="NavBarFont1"><B>Use</B></FONT></A> </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><a href='http://www.jxta.org' target='_blank'>Project JXTA</a></EM></TD></TR><TR><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../../net/jxta/impl/endpoint/AdaptorNonBlockingMessenger.html" title="class in net.jxta.impl.endpoint"><B>PREV CLASS</B></A> <A HREF="../../../../net/jxta/impl/endpoint/BlockingMessenger.html" title="class in net.jxta.impl.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="BasicMessenger.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 | <A HREF="#field_summary">FIELD</A> | <A HREF="#constructor_summary">CONSTR</A> | <A HREF="#method_summary">METHOD</A></FONT></TD><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">DETAIL: <A HREF="#field_detail">FIELD</A> | <A HREF="#constructor_detail">CONSTR</A> | <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">net.jxta.impl.endpoint</FONT><BR>Class BasicMessenger</H2><PRE>java.lang.Object <IMG SRC="../../../../resources/inherit.gif" ALT="extended by"><B>net.jxta.impl.endpoint.BasicMessenger</B></PRE><DL><DT><B>All Implemented Interfaces:</B> <DD><A HREF="../../../../net/jxta/endpoint/EndpointMessenger.html" title="interface in net.jxta.endpoint">EndpointMessenger</A>, <A HREF="../../../../net/jxta/endpoint/Messenger.html" title="interface in net.jxta.endpoint">Messenger</A></DD></DL><DL><DT><B>Direct Known Subclasses:</B> <DD><A HREF="../../../../net/jxta/impl/endpoint/BlockingMessenger.html" title="class in net.jxta.impl.endpoint">BlockingMessenger</A>, <A HREF="../../../../net/jxta/impl/endpoint/NonBlockingMessenger.html" title="class in net.jxta.impl.endpoint">NonBlockingMessenger</A></DD></DL><HR><DL><DT>public abstract class <B>BasicMessenger</B><DT>extends java.lang.Object<DT>implements <A HREF="../../../../net/jxta/endpoint/Messenger.html" title="interface in net.jxta.endpoint">Messenger</A></DL><P>Provides convenient basic messenger functionality.<P><P><HR><P><!-- ======== NESTED CLASS SUMMARY ======== --><!-- =========== FIELD SUMMARY =========== --><A NAME="field_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=2><FONT SIZE="+2"><B>Field Summary</B></FONT></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected boolean</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../net/jxta/impl/endpoint/BasicMessenger.html#closed">closed</A></B></CODE><BR> If true then the messenger is closed</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected <A HREF="../../../../net/jxta/endpoint/EndpointAddress.html" title="class in net.jxta.endpoint">EndpointAddress</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../../net/jxta/impl/endpoint/BasicMessenger.html#dstAddress">dstAddress</A></B></CODE><BR> The destination address of messages sent on this messenger.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected java.beans.PropertyChangeSupport</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../net/jxta/impl/endpoint/BasicMessenger.html#propertyChangeSupport">propertyChangeSupport</A></B></CODE><BR> </TD></TR></TABLE> <!-- ======== CONSTRUCTOR SUMMARY ======== --><A NAME="constructor_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=2><FONT SIZE="+2"><B>Constructor Summary</B></FONT></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><B><A HREF="../../../../net/jxta/impl/endpoint/BasicMessenger.html#BasicMessenger(net.jxta.endpoint.EndpointAddress)">BasicMessenger</A></B>(<A HREF="../../../../net/jxta/endpoint/EndpointAddress.html" title="class in net.jxta.endpoint">EndpointAddress</A> dest)</CODE><BR> Create a new basic messenger.</TD></TR></TABLE> <!-- ========== 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="../../../../net/jxta/impl/endpoint/BasicMessenger.html#addPropertyChangeListener(java.beans.PropertyChangeListener)">addPropertyChangeListener</A></B>(java.beans.PropertyChangeListener listener)</CODE><BR> {@inheritDoc}</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="../../../../net/jxta/impl/endpoint/BasicMessenger.html#close()">close</A></B>()</CODE><BR> Close this messenger after processing any pending messages. Messengers which manage shared resources internally may ignore this operation. Specifically: <p/><code><pre> messenger.close(); closed = messenger.isClosed(); </pre></code> <p/><code>closed</code> may be <code>false</code>.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> boolean</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../net/jxta/impl/endpoint/BasicMessenger.html#equals(java.lang.Object)">equals</A></B>(java.lang.Object target)</CODE><BR> <p/><A HREF="../../../../net/jxta/impl/endpoint/BasicMessenger.html#equals(java.lang.Object)"><CODE>equals(Object)</CODE></A> for messengers follows the contract that different messenger objects are <b>NEVER</b> equal.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected <A HREF="../../../../net/jxta/endpoint/EndpointAddress.html" title="class in net.jxta.endpoint">EndpointAddress</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../../net/jxta/impl/endpoint/BasicMessenger.html#getDestAddressToUse(java.lang.String, java.lang.String)">getDestAddressToUse</A></B>(java.lang.String service, java.lang.String serviceParam)</CODE><BR> Constructs the destination address to use for given the specified service and param</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../../../net/jxta/endpoint/EndpointAddress.html" title="class in net.jxta.endpoint">EndpointAddress</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../../net/jxta/impl/endpoint/BasicMessenger.html#getDestinationAddress()">getDestinationAddress</A></B>()</CODE><BR> Returns the destination of this messenger. The returned EndpointAddress is a clone and can be freely used by the caller.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../../../net/jxta/endpoint/EndpointAddress.html" title="class in net.jxta.endpoint">EndpointAddress</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../../net/jxta/impl/endpoint/BasicMessenger.html#getDestinationAddressObject()">getDestinationAddressObject</A></B>()</CODE><BR> Returns the internal EndpointAddress object of the destination of the user. Changing the content of the object may have unpredictable consequence on the behavior of the EndpointMessenger. This method is intended to be used for applications that requires to have weak or soft reference to an EndpointMessenger: the returned Endpoint Address object will be unreferenced when this messenger will finalize.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../../../net/jxta/endpoint/EndpointAddress.html" title="class in net.jxta.endpoint">EndpointAddress</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../../net/jxta/impl/endpoint/BasicMessenger.html#getLogicalDestinationAddress()">getLogicalDestinationAddress</A></B>()</CODE><BR> Returns the logical destination of this messenger. This may be a different address than is returned by <A HREF="../../../../net/jxta/endpoint/EndpointMessenger.html#getDestinationAddress()"><CODE>getDestinationAddress</CODE></A> and refers to the entity which is located at the destination address. <p/>By analogy, a telephone number would be the destination address, and the owner of that telephone number would be the logical destination. Each logical destination may be known by one or more destination addresses. <p/>By default the logical destination is the same as the destination.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> boolean</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../net/jxta/impl/endpoint/BasicMessenger.html#isClosed()">isClosed</A></B>()</CODE><BR> Returns <code>true</code> if this messenger is closed and no longer accepting messages to be sent. The messenger should be discarded.</TD>⌨️ 快捷键说明
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