📄 presence.html
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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 1.5.0_15) on Thu Aug 28 21:12:49 PDT 2008 --><TITLE>Presence (Openfire 3.6.0a Javadoc)</TITLE><META NAME="keywords" CONTENT="org.xmpp.packet.Presence class"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="Presence (Openfire 3.6.0a Javadoc)";}</SCRIPT><NOSCRIPT></NOSCRIPT></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=2 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>Openfire 3.6.0a Javadoc</b></EM></TD></TR><TR><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../org/xmpp/packet/PacketExtension.html" title="class in org.xmpp.packet"><B>PREV CLASS</B></A> <A HREF="../../../org/xmpp/packet/Presence.Show.html" title="enum in org.xmpp.packet"><B>NEXT CLASS</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../index.html?org/xmpp/packet/Presence.html" target="_top"><B>FRAMES</B></A> <A HREF="Presence.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: <A HREF="#nested_class_summary">NESTED</A> | <A HREF="#fields_inherited_from_class_org.xmpp.packet.Packet">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: FIELD | <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">org.xmpp.packet</FONT><BR>Class Presence</H2><PRE><A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html" title="class or interface in java.lang">java.lang.Object</A> <IMG SRC="../../../resources/inherit.gif" ALT="extended by "><A HREF="../../../org/xmpp/packet/Packet.html" title="class in org.xmpp.packet">org.xmpp.packet.Packet</A> <IMG SRC="../../../resources/inherit.gif" ALT="extended by "><B>org.xmpp.packet.Presence</B></PRE><DL><DT><B>Direct Known Subclasses:</B> <DD><A HREF="../../../org/xmpp/muc/JoinRoom.html" title="class in org.xmpp.muc">JoinRoom</A>, <A HREF="../../../org/xmpp/muc/LeaveRoom.html" title="class in org.xmpp.muc">LeaveRoom</A></DD></DL><HR><DL><DT><PRE>public class <B>Presence</B><DT>extends <A HREF="../../../org/xmpp/packet/Packet.html" title="class in org.xmpp.packet">Packet</A></DL></PRE><P>Presence packet. Presence packets are used to express an entity's current network availability and to notify other entities of that availability. Presence packets are also used to negotiate and manage subscriptions to the presence of other entities.<p> A presence optionally has a <A HREF="../../../org/xmpp/packet/Presence.Type.html" title="enum in org.xmpp.packet"><CODE>Presence.Type</CODE></A>.<P><P><DL><DT><B>Author:</B></DT> <DD>Matt Tucker</DD></DL><HR><P><!-- ======== NESTED CLASS SUMMARY ======== --><A NAME="nested_class_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"><B>Nested Class Summary</B></FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static class</CODE></FONT></TD><TD><CODE><B><A HREF="../../../org/xmpp/packet/Presence.Show.html" title="enum in org.xmpp.packet">Presence.Show</A></B></CODE><BR> Represents the presence "show" value.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static class</CODE></FONT></TD><TD><CODE><B><A HREF="../../../org/xmpp/packet/Presence.Type.html" title="enum in org.xmpp.packet">Presence.Type</A></B></CODE><BR> Represents the type of a presence packet.</TD></TR></TABLE> <!-- =========== FIELD SUMMARY =========== --><A NAME="field_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"><B>Field Summary</B></FONT></TH></TR></TABLE> <A NAME="fields_inherited_from_class_org.xmpp.packet.Packet"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TH ALIGN="left"><B>Fields inherited from class org.xmpp.packet.<A HREF="../../../org/xmpp/packet/Packet.html" title="class in org.xmpp.packet">Packet</A></B></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../../../org/xmpp/packet/Packet.html#docFactory">docFactory</A>, <A HREF="../../../org/xmpp/packet/Packet.html#element">element</A>, <A HREF="../../../org/xmpp/packet/Packet.html#fromJID">fromJID</A>, <A HREF="../../../org/xmpp/packet/Packet.html#toJID">toJID</A></CODE></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"><TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"><B>Constructor Summary</B></FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><B><A HREF="../../../org/xmpp/packet/Presence.html#Presence()">Presence</A></B>()</CODE><BR> Constructs a new Presence.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><B><A HREF="../../../org/xmpp/packet/Presence.html#Presence(org.dom4j.Element)">Presence</A></B>(org.dom4j.Element element)</CODE><BR> Constructs a new Presence using an existing Element.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><B><A HREF="../../../org/xmpp/packet/Presence.html#Presence(org.dom4j.Element, boolean)">Presence</A></B>(org.dom4j.Element element, boolean skipValidation)</CODE><BR> Constructs a new Presence using an existing Element.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><B><A HREF="../../../org/xmpp/packet/Presence.html#Presence(org.xmpp.packet.Presence.Type)">Presence</A></B>(<A HREF="../../../org/xmpp/packet/Presence.Type.html" title="enum in org.xmpp.packet">Presence.Type</A> type)</CODE><BR> Constructs a new Presence with the specified type.</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"><TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"><B>Method Summary</B></FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> org.dom4j.Element</CODE></FONT></TD><TD><CODE><B><A HREF="../../../org/xmpp/packet/Presence.html#addChildElement(java.lang.String, java.lang.String)">addChildElement</A></B>(<A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A> name, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A> namespace)</CODE><BR> Adds a new child element to this packet with the given name and namespace.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../../org/xmpp/packet/Presence.html" title="class in org.xmpp.packet">Presence</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../org/xmpp/packet/Presence.html#createCopy()">createCopy</A></B>()</CODE><BR> Returns a deep copy of this Presence.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor">⌨️ 快捷键说明
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