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// **********************************************************************
//
// Copyright (c) 2003-2006 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;
using System.Diagnostics;
using IceUtil;
public sealed class ObjectAdapterFactory
{
public void shutdown()
{
Hashtable adapters;
lock(this)
{
//
// Ignore shutdown requests if the object adapter factory has
// already been shut down.
//
if(instance_ == null)
{
return;
}
adapters = _adapters;
instance_ = null;
_communicator = null;
System.Threading.Monitor.PulseAll(this);
}
//
// Deactivate outside the thread synchronization, to avoid
// deadlocks.
//
foreach(Ice.ObjectAdapter adapter in adapters.Values)
{
adapter.deactivate();
}
}
public void waitForShutdown()
{
lock(this)
{
//
// First we wait for the shutdown of the factory itself.
//
while(instance_ != null)
{
System.Threading.Monitor.Wait(this);
}
//
// If some other thread is currently shutting down, we wait
// until this thread is finished.
//
while(_waitForShutdown)
{
System.Threading.Monitor.Wait(this);
}
_waitForShutdown = true;
}
//
// Now we wait for deactivation of each object adapter.
//
if(_adapters != null)
{
foreach(Ice.ObjectAdapter adapter in _adapters.Values)
{
adapter.waitForDeactivate();
}
//
// We're done, now we can throw away the object adapters.
//
// We set _adapters to null because our destructor must not
// invoke methods on member objects.
//
_adapters = null;
}
lock(this)
{
//
// Signal that waiting is complete.
//
_waitForShutdown = false;
System.Threading.Monitor.PulseAll(this);
}
}
public Ice.ObjectAdapter createObjectAdapter(string name, string endpoints)
{
lock(this)
{
if(instance_ == null)
{
throw new Ice.ObjectAdapterDeactivatedException();
}
Ice.ObjectAdapter adapter = (Ice.ObjectAdapter)_adapters[name];
if(adapter != null)
{
Ice.AlreadyRegisteredException ex = new Ice.AlreadyRegisteredException();
ex.kindOfObject = "object adapter";
ex.id = name;
throw ex;
}
adapter = new Ice.ObjectAdapterI(instance_, _communicator, name, endpoints);
_adapters[name] = adapter;
return adapter;
}
}
public Ice.ObjectAdapter findObjectAdapter(Ice.ObjectPrx proxy)
{
lock(this)
{
if(instance_ == null)
{
return null;
}
IEnumerator i = _adapters.Values.GetEnumerator();
while(i.MoveNext())
{
Ice.ObjectAdapterI adapter = (Ice.ObjectAdapterI)i.Current;
try
{
if(adapter.isLocal(proxy))
{
return adapter;
}
}
catch(Ice.ObjectAdapterDeactivatedException)
{
// Ignore.
}
}
return null;
}
}
public void flushBatchRequests()
{
LinkedList a = new LinkedList();
lock(this)
{
foreach(Ice.ObjectAdapterI adapter in _adapters.Values)
{
a.Add(adapter);
}
}
foreach(Ice.ObjectAdapterI adapter in a)
{
adapter.flushBatchRequests();
}
}
//
// Only for use by Instance.
//
internal ObjectAdapterFactory(Instance instance, Ice.Communicator communicator)
{
instance_ = instance;
_communicator = communicator;
_adapters = new Hashtable();
_waitForShutdown = false;
}
#if DEBUG
~ObjectAdapterFactory()
{
lock(this)
{
IceUtil.Assert.FinalizerAssert(instance_ == null);
IceUtil.Assert.FinalizerAssert(_communicator == null);
IceUtil.Assert.FinalizerAssert(_adapters == null);
IceUtil.Assert.FinalizerAssert(!_waitForShutdown);
}
}
#endif
private Instance instance_;
private Ice.Communicator _communicator;
private Hashtable _adapters;
private bool _waitForShutdown;
}
}
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