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// **********************************************************************
//
// Copyright (c) 2003-2017 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.
//
// **********************************************************************
namespace IceInternal
{
using System.Collections.Generic;
using Ice.Instrumentation;
public sealed class ObserverHelper
{
static public InvocationObserver get(Instance instance, string op)
{
CommunicatorObserver obsv = instance.initializationData().observer;
if(obsv != null)
{
InvocationObserver observer = obsv.getInvocationObserver(null, op, _emptyContext);
if(observer != null)
{
observer.attach();
}
return observer;
}
return null;
}
static public InvocationObserver get(Ice.ObjectPrx proxy, string op)
{
return get(proxy, op, null);
}
static public InvocationObserver get(Ice.ObjectPrx proxy, string op, Dictionary<string, string> context)
{
CommunicatorObserver obsv =
((Ice.ObjectPrxHelperBase)proxy).reference__().getInstance().initializationData().observer;
if(obsv != null)
{
InvocationObserver observer;
if(context == null)
{
observer = obsv.getInvocationObserver(proxy, op, _emptyContext);
}
else
{
observer = obsv.getInvocationObserver(proxy, op, context);
}
if(observer != null)
{
observer.attach();
}
return observer;
}
return null;
}
private static Dictionary<string, string> _emptyContext = new Dictionary<string, string>();
}
}
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