// Copyright (c) 2000-2009 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of "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:

// Nokia Corporation - initial contribution.

//

// Contributors:

//

// Description:

//

#ifndef __CONCURRENT_H__

#define __CONCURRENT_H__

//  Include Files

#include <e32base.h>

#include <cntdb.h>

#include <e32test.h>

//  Function Prototypes

GLDEF_C TInt E32Main();

// The various test steps.

enum TTestSteps { 

				ETestCreate, 

				ETestOpen, 

				ETestReplace, 

				ETestsEnd

				};

/**

* The class is used to encapsulate the main thread.

* This thread opens the session to the DB in thread shared mode, 

* and manipultes it by adding and deleting contacts.

* It also controls the child thread.

*/

class CMainThread : public CBase

	{

	public:

	static CMainThread* NewL();

	void ConstructL();

	~CMainThread();

	void TestCreateDatabaseL();

	void TestOpenDatabaseL();

	void TestReplaceDatabaseL();

	void CloseDatabaseSessionL();

	void TestAddContactL();

	void TestDeleteContactL();

	void LaunchChildThreadL();

	void ResumeChildThreadL();

	protected:

	RTest* iTest;

	RThread iChildThread;

	TContactItemId iContactId;

	};

/**

* The child thread class which works with the shared session of the database.

* This encapsulated the functionality for accessing the shared db session.

*/

class CChildThread : public CBase

	{

	public:

	static CChildThread * NewL();

	void ConstructL();

	~CChildThread();

	void AccessDBTestL();

	protected:

	RTest* iTest;

	};

#endif  // __CONCURRENT_H__