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// **********************************************************************
//
// Copyright (c) 2003-2009 ZeroC, Inc. All rights reserved.
//
// This copy of Ice is licensed to you under the terms described in the
// ICE_LICENSE file included in this distribution.
//
// **********************************************************************
package test.Ice.dispatcher;
public class Dispatcher implements Runnable, Ice.Dispatcher
{
private static void
test(boolean b)
{
if(!b)
{
throw new RuntimeException();
}
}
public Dispatcher()
{
assert(_instance == null);
_instance = this;
_thread = new Thread(this);
_thread.start();
}
public void
run()
{
while(true)
{
Runnable call = null;
synchronized(this)
{
if(!_terminated && _calls.isEmpty())
{
try
{
wait();
}
catch(java.lang.InterruptedException ex)
{
}
}
if(!_calls.isEmpty())
{
call = _calls.poll();
}
else if(_terminated)
{
// Terminate only once all calls are dispatched.
return;
}
}
if(call != null)
{
try
{
call.run();
}
catch(Exception ex)
{
// Exceptions should never propagate here.
test(false);
}
}
}
}
synchronized public void
dispatch(Runnable call, Ice.Connection con)
{
boolean added = _calls.offer(call);
assert(added);
if(_calls.size() == 1)
{
notify();
}
}
static public void
terminate()
{
synchronized(_instance)
{
_instance._terminated = true;
_instance.notify();
}
while(true)
{
try
{
_instance._thread.join();
break;
}
catch(java.lang.InterruptedException ex)
{
}
}
}
static public boolean
isDispatcherThread()
{
return Thread.currentThread() == _instance._thread;
}
static Dispatcher _instance;
private java.util.Queue<Runnable> _calls = new java.util.LinkedList<Runnable>();
Thread _thread;
boolean _terminated = false;
};
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