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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 1.6.0_04) on Tue Feb 19 10:50:44 MST 2008 --><META http-equiv="Content-Type" content="text/html; charset=UTF-8"><TITLE>StateContext (Apache MINA 2.0.0-M1 API Documentation)</TITLE><META NAME="date" CONTENT="2008-02-19"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ if (location.href.indexOf('is-external=true') == -1) { parent.document.title="StateContext (Apache MINA 2.0.0-M1 API Documentation)"; }}</SCRIPT><NOSCRIPT></NOSCRIPT></HEAD><BODY BGCOLOR="white" onload="windowTitle();"><HR><!-- ========= 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="class-use/StateContext.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></EM></TD></TR><TR><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../../../org/apache/mina/statemachine/context/SingletonStateContextLookup.html" title="class in org.apache.mina.statemachine.context"><B>PREV CLASS</B></A> <A HREF="../../../../../org/apache/mina/statemachine/context/StateContextFactory.html" title="interface in org.apache.mina.statemachine.context"><B>NEXT CLASS</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../../../index.html?org/apache/mina/statemachine/context/StateContext.html" target="_top"><B>FRAMES</B></A> <A HREF="StateContext.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">org.apache.mina.statemachine.context</FONT><BR>Interface StateContext</H2><DL><DT><B>All Known Implementing Classes:</B> <DD><A HREF="../../../../../org/apache/mina/statemachine/context/AbstractStateContext.html" title="class in org.apache.mina.statemachine.context">AbstractStateContext</A>, <A HREF="../../../../../org/apache/mina/statemachine/context/DefaultStateContext.html" title="class in org.apache.mina.statemachine.context">DefaultStateContext</A></DD></DL><HR><DL><DT><PRE>public interface <B>StateContext</B></DL></PRE><P><A HREF="../../../../../org/apache/mina/statemachine/context/StateContext.html" title="interface in org.apache.mina.statemachine.context"><CODE>StateContext</CODE></A> objects are used to store the current <A HREF="../../../../../org/apache/mina/statemachine/State.html" title="class in org.apache.mina.statemachine"><CODE>State</CODE></A> and any application specific attributes for a specific client of a <A HREF="../../../../../org/apache/mina/statemachine/StateMachine.html" title="class in org.apache.mina.statemachine"><CODE>StateMachine</CODE></A>. Since <A HREF="../../../../../org/apache/mina/statemachine/StateMachine.html" title="class in org.apache.mina.statemachine"><CODE>StateMachine</CODE></A>s are singletons and shared by all clients using the <A HREF="../../../../../org/apache/mina/statemachine/StateMachine.html" title="class in org.apache.mina.statemachine"><CODE>StateMachine</CODE></A> this is where client specific data needs to be stored.<P><P><DL><DT><B>Version:</B></DT> <DD>$Rev: 586695 $, $Date: 2007-10-20 04:01:17 -0600 (Sat, 20 Oct 2007) $</DD><DT><B>Author:</B></DT> <DD>The Apache MINA Project (dev@mina.apache.org)</DD></DL><HR><P><!-- ========== 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> <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../../../org/apache/mina/statemachine/context/StateContext.html#getAttribute(java.lang.Object)">getAttribute</A></B>(<A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A> key)</CODE><BR> Returns the value of the attribute with the specified key or <code>null</code>if not found.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../../../../org/apache/mina/statemachine/State.html" title="class in org.apache.mina.statemachine">State</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../../../org/apache/mina/statemachine/context/StateContext.html#getCurrentState()">getCurrentState</A></B>()</CODE><BR> Returns the current <A HREF="../../../../../org/apache/mina/statemachine/State.html" title="class in org.apache.mina.statemachine"><CODE>State</CODE></A>.</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="../../../../../org/apache/mina/statemachine/context/StateContext.html#setAttribute(java.lang.Object, java.lang.Object)">setAttribute</A></B>(<A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A> key, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A> value)</CODE><BR> Sets the value of the attribute with the specified key.</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="../../../../../org/apache/mina/statemachine/context/StateContext.html#setCurrentState(org.apache.mina.statemachine.State)">setCurrentState</A></B>(<A HREF="../../../../../org/apache/mina/statemachine/State.html" title="class in org.apache.mina.statemachine">State</A> state)</CODE><BR> Sets the current <A HREF="../../../../../org/apache/mina/statemachine/State.html" title="class in org.apache.mina.statemachine"><CODE>State</CODE></A>.</TD></TR></TABLE> <P><!-- ============ 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></TR></TABLE><A NAME="getCurrentState()"><!-- --></A><H3>getCurrentState</H3><PRE><A HREF="../../../../../org/apache/mina/statemachine/State.html" title="class in org.apache.mina.statemachine">State</A> <B>getCurrentState</B>()</PRE><DL><DD>Returns the current <A HREF="../../../../../org/apache/mina/statemachine/State.html" title="class in org.apache.mina.statemachine"><CODE>State</CODE></A>. This is only meant for internal use.<P><DD><DL><DT><B>Returns:</B><DD>the current <A HREF="../../../../../org/apache/mina/statemachine/State.html" title="class in org.apache.mina.statemachine"><CODE>State</CODE></A>.</DL></DD></DL><HR><A NAME="setCurrentState(org.apache.mina.statemachine.State)"><!-- --></A><H3>setCurrentState</H3><PRE>void <B>setCurrentState</B>(<A HREF="../../../../../org/apache/mina/statemachine/State.html" title="class in org.apache.mina.statemachine">State</A> state)</PRE><DL><DD>Sets the current <A HREF="../../../../../org/apache/mina/statemachine/State.html" title="class in org.apache.mina.statemachine"><CODE>State</CODE></A>. This is only meant for internal use. Don't call it directly!<P><DD><DL><DT><B>Parameters:</B><DD><CODE>state</CODE> - the new current <A HREF="../../../../../org/apache/mina/statemachine/State.html" title="class in org.apache.mina.statemachine"><CODE>State</CODE></A>.</DL></DD></DL><HR><A NAME="getAttribute(java.lang.Object)"><!-- --></A><H3>getAttribute</H3><PRE><A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A> <B>getAttribute</B>(<A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A> key)</PRE><DL><DD>Returns the value of the attribute with the specified key or <code>null</code>if not found.<P><DD><DL><DT><B>Parameters:</B><DD><CODE>key</CODE> - the key.<DT><B>Returns:</B><DD>the value or <code>null</code>.</DL></DD></DL><HR><A NAME="setAttribute(java.lang.Object, java.lang.Object)"><!-- --></A><H3>setAttribute</H3><PRE>void <B>setAttribute</B>(<A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A> key, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A> value)</PRE><DL><DD>Sets the value of the attribute with the specified key.<P><DD><DL><DT><B>Parameters:</B><DD><CODE>key</CODE> - the key.<DD><CODE>value</CODE> - the value.</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=2 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="class-use/StateContext.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></EM></TD></TR><TR><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../../../org/apache/mina/statemachine/context/SingletonStateContextLookup.html" title="class in org.apache.mina.statemachine.context"><B>PREV CLASS</B></A> <A HREF="../../../../../org/apache/mina/statemachine/context/StateContextFactory.html" title="interface in org.apache.mina.statemachine.context"><B>NEXT CLASS</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../../../index.html?org/apache/mina/statemachine/context/StateContext.html" target="_top"><B>FRAMES</B></A> <A HREF="StateContext.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_bottom"></A><!-- ======== END OF BOTTOM NAVBAR ======= --><HR>Copyright 漏 2004-2008 <a href="http://mina.apache.org/">Apache MINA Project</a>. 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