// ProxyServer.h

// 

// Copyright (c) 2010 Accenture. All rights reserved.

// This component and the accompanying materials are made available

// under the terms of the "Eclipse Public License v1.0"

// which accompanies this distribution, and is available

// at the URL "http://www.eclipse.org/legal/epl-v10.html".

// 

// Initial Contributors:

// Accenture - Initial contribution

//

#ifndef PROXYSERVER_H

#define PROXYSERVER_H

#include <fshell/memoryaccess.h>

#include <e32base.h>

class CProxySession;

class MMessageHandler

	{

public:

	virtual TBool HandleMessageL(CProxySession* aSession, const RMessage2& aMessage)=0;

	};

NONSHARABLE_CLASS(CProxyServer) : public CServer2

	{

public:

	static CProxyServer* NewInSeparateThreadL(const TDesC& aServerToReplace, MMessageHandler* aHandler=NULL);

	void Destroy(); // This should be used instead of delete - the server object has to be destroyed from the thread in which it was started

	MMessageHandler* Handler() const;

protected:

	CSession2* NewSessionL(const TVersion& aVersion, const RMessage2& aMessage) const;

private:

	~CProxyServer();

	CProxyServer(const TDesC& aServerToReplace, MMessageHandler* aHandler);

	void ConstructL();

	void ThreadConstructL();

	static TInt StartServerThreadFunction(TAny* aSelf);

	void ServerThreadRunL();

	static TInt Shutdown(TAny* aSelf);

private:

	RMemoryAccess iMemAccess;

	TBool iProxying;

	TName iServerName;

	TName iRealServerName;

	RThread iServerThread;

	MMessageHandler* iHandler;

	CAsyncCallBack* iShutdownCallback;

	};

class RUnderlyingSession : public RSessionBase

	{

public:

	friend class CProxySession;

	friend class CAsyncWaiter;

	};

NONSHARABLE_CLASS(CProxySession) : public CSession2

	{

public:

	void ConstructL(const TDesC& aServerName, const TVersion& aVersion);

	void ForwardUnhandledMessageL(const RMessage2& aMessage);

	void ForwardMessageArgsL(const RMessage2& aMessage, const TIpcArgs& aArgs);

protected:

	void ServiceL(const RMessage2 &aMessage);

	void Disconnect(const RMessage2 &aMessage);

private:

	CProxyServer& Server();

	const CProxyServer& Server() const;

private:

	RUnderlyingSession iSession;

	};

#endif