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<div class="subTitle">org.apache.mina.handler.demux</div>
<h2 title="Class DemuxingIoHandler" class="title">Class DemuxingIoHandler</h2>
</div>
<div class="contentContainer">
<ul class="inheritance">
<li>java.lang.Object</li>
<li>
<ul class="inheritance">
<li><a href="../../../../../org/apache/mina/core/service/IoHandlerAdapter.html" title="class in org.apache.mina.core.service">org.apache.mina.core.service.IoHandlerAdapter</a></li>
<li>
<ul class="inheritance">
<li>org.apache.mina.handler.demux.DemuxingIoHandler</li>
</ul>
</li>
</ul>
</li>
</ul>
<div class="description">
<ul class="blockList">
<li class="blockList">
<dl>
<dt>All Implemented Interfaces:</dt>
<dd><a href="../../../../../org/apache/mina/core/service/IoHandler.html" title="interface in org.apache.mina.core.service">IoHandler</a></dd>
</dl>
<hr>
<br>
<pre>public class <span class="typeNameLabel">DemuxingIoHandler</span>
extends <a href="../../../../../org/apache/mina/core/service/IoHandlerAdapter.html" title="class in org.apache.mina.core.service">IoHandlerAdapter</a></pre>
<div class="block">A <a href="../../../../../org/apache/mina/core/service/IoHandler.html" title="interface in org.apache.mina.core.service"><code>IoHandler</code></a> that demuxes <code>messageReceived</code> events
to the appropriate <a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux"><code>MessageHandler</code></a>.
<p>
You can freely register and deregister <a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux"><code>MessageHandler</code></a>s using
<a href="../../../../../org/apache/mina/handler/demux/DemuxingIoHandler.html#addReceivedMessageHandler-java.lang.Class-org.apache.mina.handler.demux.MessageHandler-"><code>addReceivedMessageHandler(Class, MessageHandler)</code></a> and
<a href="../../../../../org/apache/mina/handler/demux/DemuxingIoHandler.html#removeReceivedMessageHandler-java.lang.Class-"><code>removeReceivedMessageHandler(Class)</code></a>.
</p>
<p>
When <code>message</code> is received through a call to
<a href="../../../../../org/apache/mina/handler/demux/DemuxingIoHandler.html#messageReceived-org.apache.mina.core.session.IoSession-java.lang.Object-"><code>messageReceived(IoSession, Object)</code></a> the class of the
<code>message</code> object will be used to find a <a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux"><code>MessageHandler</code></a> for
that particular message type. If no <a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux"><code>MessageHandler</code></a> instance can be
found for the immediate class (i.e. <code>message.getClass()</code>) the
interfaces implemented by the immediate class will be searched in depth-first
order. If no match can be found for any of the interfaces the search will be
repeated recursively for the superclass of the immediate class
(i.e. <code>message.getClass().getSuperclass()</code>).
</p>
<p>
Consider the following type hierarchy (<code>Cx</code> are classes while
<code>Ix</code> are interfaces):
<pre>
C3 - I7 - I9
| | /\
| I8 I3 I4
|
C2 - I5 - I6
|
C1 - I1 - I2 - I4
| |
| I3
Object
</pre>
When <code>message</code> is of type <code>C3</code> this hierarchy will be
searched in the following order:
<code>C3, I7, I8, I9, I3, I4, C2, I5, I6, C1, I1, I2, I3, I4, Object</code>.
</p>
<p>
For efficiency searches will be cached. Calls to
<a href="../../../../../org/apache/mina/handler/demux/DemuxingIoHandler.html#addReceivedMessageHandler-java.lang.Class-org.apache.mina.handler.demux.MessageHandler-"><code>addReceivedMessageHandler(Class, MessageHandler)</code></a> and
<a href="../../../../../org/apache/mina/handler/demux/DemuxingIoHandler.html#removeReceivedMessageHandler-java.lang.Class-"><code>removeReceivedMessageHandler(Class)</code></a> clear this cache.
</p></div>
<dl>
<dt><span class="simpleTagLabel">Author:</span></dt>
<dd><a href="http://mina.apache.org">Apache MINA Project</a></dd>
</dl>
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<caption><span>Constructors</span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colOne" scope="col">Constructor and Description</th>
</tr>
<tr class="altColor">
<td class="colOne"><code><span class="memberNameLink"><a href="../../../../../org/apache/mina/handler/demux/DemuxingIoHandler.html#DemuxingIoHandler--">DemuxingIoHandler</a></span>()</code>
<div class="block">Creates a new instance with no registered <a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux"><code>MessageHandler</code></a>s.</div>
</td>
</tr>
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<h3>Method Summary</h3>
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<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
</tr>
<tr id="i0" class="altColor">
<td class="colFirst"><code>&lt;E extends java.lang.Throwable&gt;<br><a href="../../../../../org/apache/mina/handler/demux/ExceptionHandler.html" title="interface in org.apache.mina.handler.demux">ExceptionHandler</a>&lt;? super E&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/mina/handler/demux/DemuxingIoHandler.html#addExceptionHandler-java.lang.Class-org.apache.mina.handler.demux.ExceptionHandler-">addExceptionHandler</a></span>(java.lang.Class&lt;E&gt;&nbsp;type,
<a href="../../../../../org/apache/mina/handler/demux/ExceptionHandler.html" title="interface in org.apache.mina.handler.demux">ExceptionHandler</a>&lt;? super E&gt;&nbsp;handler)</code>
<div class="block">Registers a <a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux"><code>MessageHandler</code></a> that receives the messages of
the specified <code>type</code>.</div>
</td>
</tr>
<tr id="i1" class="rowColor">
<td class="colFirst"><code>&lt;E&gt;&nbsp;<a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux">MessageHandler</a>&lt;? super E&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/mina/handler/demux/DemuxingIoHandler.html#addReceivedMessageHandler-java.lang.Class-org.apache.mina.handler.demux.MessageHandler-">addReceivedMessageHandler</a></span>(java.lang.Class&lt;E&gt;&nbsp;type,
<a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux">MessageHandler</a>&lt;? super E&gt;&nbsp;handler)</code>
<div class="block">Registers a <a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux"><code>MessageHandler</code></a> that handles the received messages of
the specified <code>type</code>.</div>
</td>
</tr>
<tr id="i2" class="altColor">
<td class="colFirst"><code>&lt;E&gt;&nbsp;<a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux">MessageHandler</a>&lt;? super E&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/mina/handler/demux/DemuxingIoHandler.html#addSentMessageHandler-java.lang.Class-org.apache.mina.handler.demux.MessageHandler-">addSentMessageHandler</a></span>(java.lang.Class&lt;E&gt;&nbsp;type,
<a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux">MessageHandler</a>&lt;? super E&gt;&nbsp;handler)</code>
<div class="block">Registers a <a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux"><code>MessageHandler</code></a> that handles the sent messages of the
specified <code>type</code>.</div>
</td>
</tr>
<tr id="i3" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/mina/handler/demux/DemuxingIoHandler.html#exceptionCaught-org.apache.mina.core.session.IoSession-java.lang.Throwable-">exceptionCaught</a></span>(<a href="../../../../../org/apache/mina/core/session/IoSession.html" title="interface in org.apache.mina.core.session">IoSession</a>&nbsp;session,
java.lang.Throwable&nbsp;cause)</code>
<div class="block">Invoked when any exception is thrown by user IoHandler implementation
or by MINA.</div>
</td>
</tr>
<tr id="i4" class="altColor">
<td class="colFirst"><code>protected <a href="../../../../../org/apache/mina/handler/demux/ExceptionHandler.html" title="interface in org.apache.mina.handler.demux">ExceptionHandler</a>&lt;java.lang.Throwable&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/mina/handler/demux/DemuxingIoHandler.html#findExceptionHandler-java.lang.Class-">findExceptionHandler</a></span>(java.lang.Class&lt;? extends java.lang.Throwable&gt;&nbsp;type)</code>&nbsp;</td>
</tr>
<tr id="i5" class="rowColor">
<td class="colFirst"><code>protected <a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux">MessageHandler</a>&lt;java.lang.Object&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/mina/handler/demux/DemuxingIoHandler.html#findReceivedMessageHandler-java.lang.Class-">findReceivedMessageHandler</a></span>(java.lang.Class&lt;?&gt;&nbsp;type)</code>&nbsp;</td>
</tr>
<tr id="i6" class="altColor">
<td class="colFirst"><code>protected <a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux">MessageHandler</a>&lt;java.lang.Object&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/mina/handler/demux/DemuxingIoHandler.html#findSentMessageHandler-java.lang.Class-">findSentMessageHandler</a></span>(java.lang.Class&lt;?&gt;&nbsp;type)</code>&nbsp;</td>
</tr>
<tr id="i7" class="rowColor">
<td class="colFirst"><code>java.util.Map&lt;java.lang.Class&lt;?&gt;,<a href="../../../../../org/apache/mina/handler/demux/ExceptionHandler.html" title="interface in org.apache.mina.handler.demux">ExceptionHandler</a>&lt;?&gt;&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/mina/handler/demux/DemuxingIoHandler.html#getExceptionHandlerMap--">getExceptionHandlerMap</a></span>()</code>
<div class="block">Returns the <code>Map</code> which contains all messageType-<a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux"><code>MessageHandler</code></a>
pairs registered to this handler.</div>
</td>
</tr>
<tr id="i8" class="altColor">
<td class="colFirst"><code>&lt;E&gt;&nbsp;<a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux">MessageHandler</a>&lt;? super E&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/mina/handler/demux/DemuxingIoHandler.html#getMessageHandler-java.lang.Class-">getMessageHandler</a></span>(java.lang.Class&lt;E&gt;&nbsp;type)</code>
<div class="block">Returns the <a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux"><code>MessageHandler</code></a> which is registered to process
the specified <code>type</code>.</div>
</td>
</tr>
<tr id="i9" class="rowColor">
<td class="colFirst"><code>java.util.Map&lt;java.lang.Class&lt;?&gt;,<a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux">MessageHandler</a>&lt;?&gt;&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/mina/handler/demux/DemuxingIoHandler.html#getReceivedMessageHandlerMap--">getReceivedMessageHandlerMap</a></span>()</code>
<div class="block">Returns the <code>Map</code> which contains all messageType-<a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux"><code>MessageHandler</code></a>
pairs registered to this handler for received messages.</div>
</td>
</tr>
<tr id="i10" class="altColor">
<td class="colFirst"><code>java.util.Map&lt;java.lang.Class&lt;?&gt;,<a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux">MessageHandler</a>&lt;?&gt;&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/mina/handler/demux/DemuxingIoHandler.html#getSentMessageHandlerMap--">getSentMessageHandlerMap</a></span>()</code>
<div class="block">Returns the <code>Map</code> which contains all messageType-<a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux"><code>MessageHandler</code></a>
pairs registered to this handler for sent messages.</div>
</td>
</tr>
<tr id="i11" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/mina/handler/demux/DemuxingIoHandler.html#messageReceived-org.apache.mina.core.session.IoSession-java.lang.Object-">messageReceived</a></span>(<a href="../../../../../org/apache/mina/core/session/IoSession.html" title="interface in org.apache.mina.core.session">IoSession</a>&nbsp;session,
java.lang.Object&nbsp;message)</code>
<div class="block">Forwards the received events into the appropriate <a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux"><code>MessageHandler</code></a>
which is registered by <a href="../../../../../org/apache/mina/handler/demux/DemuxingIoHandler.html#addReceivedMessageHandler-java.lang.Class-org.apache.mina.handler.demux.MessageHandler-"><code>addReceivedMessageHandler(Class, MessageHandler)</code></a>.</div>
</td>
</tr>
<tr id="i12" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/mina/handler/demux/DemuxingIoHandler.html#messageSent-org.apache.mina.core.session.IoSession-java.lang.Object-">messageSent</a></span>(<a href="../../../../../org/apache/mina/core/session/IoSession.html" title="interface in org.apache.mina.core.session">IoSession</a>&nbsp;session,
java.lang.Object&nbsp;message)</code>
<div class="block">Invoked when a message written by IoSession.write(Object) is sent out.</div>
</td>
</tr>
<tr id="i13" class="rowColor">
<td class="colFirst"><code>&lt;E extends java.lang.Throwable&gt;<br><a href="../../../../../org/apache/mina/handler/demux/ExceptionHandler.html" title="interface in org.apache.mina.handler.demux">ExceptionHandler</a>&lt;? super E&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/mina/handler/demux/DemuxingIoHandler.html#removeExceptionHandler-java.lang.Class-">removeExceptionHandler</a></span>(java.lang.Class&lt;E&gt;&nbsp;type)</code>
<div class="block">Deregisters a <a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux"><code>MessageHandler</code></a> that receives the messages of
the specified <code>type</code>.</div>
</td>
</tr>
<tr id="i14" class="altColor">
<td class="colFirst"><code>&lt;E&gt;&nbsp;<a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux">MessageHandler</a>&lt;? super E&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/mina/handler/demux/DemuxingIoHandler.html#removeReceivedMessageHandler-java.lang.Class-">removeReceivedMessageHandler</a></span>(java.lang.Class&lt;E&gt;&nbsp;type)</code>
<div class="block">Deregisters a <a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux"><code>MessageHandler</code></a> that handles the received messages
of the specified <code>type</code>.</div>
</td>
</tr>
<tr id="i15" class="rowColor">
<td class="colFirst"><code>&lt;E&gt;&nbsp;<a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux">MessageHandler</a>&lt;? super E&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/mina/handler/demux/DemuxingIoHandler.html#removeSentMessageHandler-java.lang.Class-">removeSentMessageHandler</a></span>(java.lang.Class&lt;E&gt;&nbsp;type)</code>
<div class="block">Deregisters a <a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux"><code>MessageHandler</code></a> that handles the sent messages of
the specified <code>type</code>.</div>
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<h3>Methods inherited from class&nbsp;org.apache.mina.core.service.<a href="../../../../../org/apache/mina/core/service/IoHandlerAdapter.html" title="class in org.apache.mina.core.service">IoHandlerAdapter</a></h3>
<code><a href="../../../../../org/apache/mina/core/service/IoHandlerAdapter.html#sessionClosed-org.apache.mina.core.session.IoSession-">sessionClosed</a>, <a href="../../../../../org/apache/mina/core/service/IoHandlerAdapter.html#sessionCreated-org.apache.mina.core.session.IoSession-">sessionCreated</a>, <a href="../../../../../org/apache/mina/core/service/IoHandlerAdapter.html#sessionIdle-org.apache.mina.core.session.IoSession-org.apache.mina.core.session.IdleStatus-">sessionIdle</a>, <a href="../../../../../org/apache/mina/core/service/IoHandlerAdapter.html#sessionOpened-org.apache.mina.core.session.IoSession-">sessionOpened</a></code></li>
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<h4>DemuxingIoHandler</h4>
<pre>public&nbsp;DemuxingIoHandler()</pre>
<div class="block">Creates a new instance with no registered <a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux"><code>MessageHandler</code></a>s.</div>
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<h4>addReceivedMessageHandler</h4>
<pre>public&nbsp;&lt;E&gt;&nbsp;<a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux">MessageHandler</a>&lt;? super E&gt;&nbsp;addReceivedMessageHandler(java.lang.Class&lt;E&gt;&nbsp;type,
<a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux">MessageHandler</a>&lt;? super E&gt;&nbsp;handler)</pre>
<div class="block">Registers a <a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux"><code>MessageHandler</code></a> that handles the received messages of
the specified <code>type</code>.</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the old handler if there is already a registered handler for
the specified <tt>type</tt>. <tt>null</tt> otherwise.</dd>
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<pre>public&nbsp;&lt;E&gt;&nbsp;<a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux">MessageHandler</a>&lt;? super E&gt;&nbsp;removeReceivedMessageHandler(java.lang.Class&lt;E&gt;&nbsp;type)</pre>
<div class="block">Deregisters a <a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux"><code>MessageHandler</code></a> that handles the received messages
of the specified <code>type</code>.</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the removed handler if successfully removed. <tt>null</tt> otherwise.</dd>
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<pre>public&nbsp;&lt;E&gt;&nbsp;<a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux">MessageHandler</a>&lt;? super E&gt;&nbsp;addSentMessageHandler(java.lang.Class&lt;E&gt;&nbsp;type,
<a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux">MessageHandler</a>&lt;? super E&gt;&nbsp;handler)</pre>
<div class="block">Registers a <a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux"><code>MessageHandler</code></a> that handles the sent messages of the
specified <code>type</code>.</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the old handler if there is already a registered handler for
the specified <tt>type</tt>. <tt>null</tt> otherwise.</dd>
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<pre>public&nbsp;&lt;E&gt;&nbsp;<a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux">MessageHandler</a>&lt;? super E&gt;&nbsp;removeSentMessageHandler(java.lang.Class&lt;E&gt;&nbsp;type)</pre>
<div class="block">Deregisters a <a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux"><code>MessageHandler</code></a> that handles the sent messages of
the specified <code>type</code>.</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the removed handler if successfully removed. <tt>null</tt> otherwise.</dd>
</dl>
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<pre>public&nbsp;&lt;E extends java.lang.Throwable&gt;&nbsp;<a href="../../../../../org/apache/mina/handler/demux/ExceptionHandler.html" title="interface in org.apache.mina.handler.demux">ExceptionHandler</a>&lt;? super E&gt;&nbsp;addExceptionHandler(java.lang.Class&lt;E&gt;&nbsp;type,
<a href="../../../../../org/apache/mina/handler/demux/ExceptionHandler.html" title="interface in org.apache.mina.handler.demux">ExceptionHandler</a>&lt;? super E&gt;&nbsp;handler)</pre>
<div class="block">Registers a <a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux"><code>MessageHandler</code></a> that receives the messages of
the specified <code>type</code>.</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the old handler if there is already a registered handler for
the specified <tt>type</tt>. <tt>null</tt> otherwise.</dd>
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<pre>public&nbsp;&lt;E extends java.lang.Throwable&gt;&nbsp;<a href="../../../../../org/apache/mina/handler/demux/ExceptionHandler.html" title="interface in org.apache.mina.handler.demux">ExceptionHandler</a>&lt;? super E&gt;&nbsp;removeExceptionHandler(java.lang.Class&lt;E&gt;&nbsp;type)</pre>
<div class="block">Deregisters a <a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux"><code>MessageHandler</code></a> that receives the messages of
the specified <code>type</code>.</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the removed handler if successfully removed. <tt>null</tt> otherwise.</dd>
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<pre>public&nbsp;&lt;E&gt;&nbsp;<a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux">MessageHandler</a>&lt;? super E&gt;&nbsp;getMessageHandler(java.lang.Class&lt;E&gt;&nbsp;type)</pre>
<div class="block">Returns the <a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux"><code>MessageHandler</code></a> which is registered to process
the specified <code>type</code>.</div>
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<pre>public&nbsp;java.util.Map&lt;java.lang.Class&lt;?&gt;,<a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux">MessageHandler</a>&lt;?&gt;&gt;&nbsp;getReceivedMessageHandlerMap()</pre>
<div class="block">Returns the <code>Map</code> which contains all messageType-<a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux"><code>MessageHandler</code></a>
pairs registered to this handler for received messages.</div>
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<pre>public&nbsp;java.util.Map&lt;java.lang.Class&lt;?&gt;,<a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux">MessageHandler</a>&lt;?&gt;&gt;&nbsp;getSentMessageHandlerMap()</pre>
<div class="block">Returns the <code>Map</code> which contains all messageType-<a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux"><code>MessageHandler</code></a>
pairs registered to this handler for sent messages.</div>
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<pre>public&nbsp;java.util.Map&lt;java.lang.Class&lt;?&gt;,<a href="../../../../../org/apache/mina/handler/demux/ExceptionHandler.html" title="interface in org.apache.mina.handler.demux">ExceptionHandler</a>&lt;?&gt;&gt;&nbsp;getExceptionHandlerMap()</pre>
<div class="block">Returns the <code>Map</code> which contains all messageType-<a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux"><code>MessageHandler</code></a>
pairs registered to this handler.</div>
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<pre>public&nbsp;void&nbsp;messageReceived(<a href="../../../../../org/apache/mina/core/session/IoSession.html" title="interface in org.apache.mina.core.session">IoSession</a>&nbsp;session,
java.lang.Object&nbsp;message)
throws java.lang.Exception</pre>
<div class="block">Forwards the received events into the appropriate <a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux"><code>MessageHandler</code></a>
which is registered by <a href="../../../../../org/apache/mina/handler/demux/DemuxingIoHandler.html#addReceivedMessageHandler-java.lang.Class-org.apache.mina.handler.demux.MessageHandler-"><code>addReceivedMessageHandler(Class, MessageHandler)</code></a>.
<b>Warning !</b> If you are to overload this method, be aware that you
_must_ call the messageHandler in your own method, otherwise it won't
be called.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/mina/core/service/IoHandler.html#messageReceived-org.apache.mina.core.session.IoSession-java.lang.Object-">messageReceived</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/mina/core/service/IoHandler.html" title="interface in org.apache.mina.core.service">IoHandler</a></code></dd>
<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="../../../../../org/apache/mina/core/service/IoHandlerAdapter.html#messageReceived-org.apache.mina.core.session.IoSession-java.lang.Object-">messageReceived</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/mina/core/service/IoHandlerAdapter.html" title="class in org.apache.mina.core.service">IoHandlerAdapter</a></code></dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code>java.lang.Exception</code></dd>
</dl>
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<pre>public&nbsp;void&nbsp;messageSent(<a href="../../../../../org/apache/mina/core/session/IoSession.html" title="interface in org.apache.mina.core.session">IoSession</a>&nbsp;session,
java.lang.Object&nbsp;message)
throws java.lang.Exception</pre>
<div class="block">Invoked when a message written by IoSession.write(Object) is sent out.
<b>Warning !</b> If you are to overload this method, be aware that you
_must_ call the messageHandler in your own method, otherwise it won't
be called.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/mina/core/service/IoHandler.html#messageSent-org.apache.mina.core.session.IoSession-java.lang.Object-">messageSent</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/mina/core/service/IoHandler.html" title="interface in org.apache.mina.core.service">IoHandler</a></code></dd>
<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="../../../../../org/apache/mina/core/service/IoHandlerAdapter.html#messageSent-org.apache.mina.core.session.IoSession-java.lang.Object-">messageSent</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/mina/core/service/IoHandlerAdapter.html" title="class in org.apache.mina.core.service">IoHandlerAdapter</a></code></dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code>java.lang.Exception</code></dd>
</dl>
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<pre>public&nbsp;void&nbsp;exceptionCaught(<a href="../../../../../org/apache/mina/core/session/IoSession.html" title="interface in org.apache.mina.core.session">IoSession</a>&nbsp;session,
java.lang.Throwable&nbsp;cause)
throws java.lang.Exception</pre>
<div class="block">Invoked when any exception is thrown by user IoHandler implementation
or by MINA. If cause is an instance of IOException, MINA will close the
connection automatically.
<b>Warning !</b> If you are to overload this method, be aware that you
_must_ call the messageHandler in your own method, otherwise it won't
be called.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/mina/core/service/IoHandler.html#exceptionCaught-org.apache.mina.core.session.IoSession-java.lang.Throwable-">exceptionCaught</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/mina/core/service/IoHandler.html" title="interface in org.apache.mina.core.service">IoHandler</a></code></dd>
<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="../../../../../org/apache/mina/core/service/IoHandlerAdapter.html#exceptionCaught-org.apache.mina.core.session.IoSession-java.lang.Throwable-">exceptionCaught</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/mina/core/service/IoHandlerAdapter.html" title="class in org.apache.mina.core.service">IoHandlerAdapter</a></code></dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code>java.lang.Exception</code></dd>
</dl>
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<pre>protected&nbsp;<a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux">MessageHandler</a>&lt;java.lang.Object&gt;&nbsp;findReceivedMessageHandler(java.lang.Class&lt;?&gt;&nbsp;type)</pre>
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<pre>protected&nbsp;<a href="../../../../../org/apache/mina/handler/demux/MessageHandler.html" title="interface in org.apache.mina.handler.demux">MessageHandler</a>&lt;java.lang.Object&gt;&nbsp;findSentMessageHandler(java.lang.Class&lt;?&gt;&nbsp;type)</pre>
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<pre>protected&nbsp;<a href="../../../../../org/apache/mina/handler/demux/ExceptionHandler.html" title="interface in org.apache.mina.handler.demux">ExceptionHandler</a>&lt;java.lang.Throwable&gt;&nbsp;findExceptionHandler(java.lang.Class&lt;? extends java.lang.Throwable&gt;&nbsp;type)</pre>
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