com.caucho.bam.stream.FallbackMessageStream Maven / Gradle / Ivy
/*
* Copyright (c) 1998-2018 Caucho Technology -- all rights reserved
*
* This file is part of Resin(R) Open Source
*
* Each copy or derived work must preserve the copyright notice and this
* notice unmodified.
*
* Resin Open Source is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* Resin Open Source is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
* of NON-INFRINGEMENT. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with Resin Open Source; if not, write to the
*
* Free Software Foundation, Inc.
* 59 Temple Place, Suite 330
* Boston, MA 02111-1307 USA
*
* @author Scott Ferguson
*/
package com.caucho.bam.stream;
import com.caucho.bam.broker.Broker;
/**
* Base ActorStream implementation using introspection and
* {@link com.caucho.bam.Message @Message} annotations to simplify
* Actor development.
*
* Message Handling
*
* To handle a message, create a method with the proper signature for
* the expected payload type and
* annotate it with {@link com.caucho.bam.Message @Message}. To send
* a response message or query, use getBrokerStream()
or
* getClient()
.
*
*
* @Message
* public void myMessage(String to, String from, MyPayload payload);
*
*/
public class FallbackMessageStream extends NullMessageStream
{
private Class> _actorClass;
public FallbackMessageStream(String address,
Broker broker,
Class> actorClass)
{
super(address, broker);
_actorClass = actorClass;
}
public FallbackMessageStream(MessageStream actorStream)
{
this(actorStream.getAddress(), actorStream.getBroker(), actorStream.getClass());
}
@Override
public String toString()
{
return getClass().getSimpleName() + "[" + getAddress() + "," + _actorClass.getSimpleName() + "]";
}
}
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