sl@0: // Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of "Eclipse Public License v1.0"
sl@0: // which accompanies this distribution, and is available
sl@0: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: //
sl@0: 
sl@0: #ifndef __REGISTRYRESOLVETRANSACTION_H__
sl@0: #define __REGISTRYRESOLVETRANSACTION_H__
sl@0: 
sl@0: #include <e32base.h>
sl@0: #include <ecom/implementationinformation.h>
sl@0: //
sl@0: // Forward declarations
sl@0: 
sl@0: class CRegistryData;
sl@0: 
sl@0: //
sl@0: // CRegistryResolveTransaction class
sl@0: 
sl@0: /**
sl@0: @internalComponent
sl@0: This class facilitates filtering in the CRegistryDataClass. It does this by accepting 
sl@0: filter parameters when the resolve transaction is created. During the course of the 
sl@0: resolution these filter parameters will be passed to CRegistryData.
sl@0: */
sl@0: class CRegistryResolveTransaction : public CBase, public MPublicRegistry
sl@0: 	{
sl@0: public:
sl@0: 	static CRegistryResolveTransaction* NewL(CRegistryData &aRegistryData,
sl@0: 											 const RExtendedInterfacesArray& aExtendedInterfaces, 
sl@0: 											 const TClientRequest& aClientRequest, TBool aCapability);
sl@0: 	virtual ~CRegistryResolveTransaction();
sl@0: public:   
sl@0: 	RImplInfoArray& ListImplementationsL(TUid aInterfaceUid) const;
sl@0: 
sl@0: private:
sl@0: 	CRegistryResolveTransaction(CRegistryData &aRegistryData,
sl@0: 								const RExtendedInterfacesArray& aExtendedInterfaces, 
sl@0: 								const TClientRequest& aClientRequest,TBool aCapability);
sl@0: 	void ListImplementationsL(CImplementationInformation* implInfo,CRegistryData::CDllData *aDll) const;
sl@0: private:
sl@0: 	// A reference to the registry data
sl@0: 	CRegistryData &iRegistryData;
sl@0:     // A pointer to the extended interfaces to filter on
sl@0:     const RExtendedInterfacesArray* iExtendedInterfaces;
sl@0:     // A pointer to the client request data for capability check
sl@0:     const TClientRequest* iClientRequest;
sl@0:     // Array to hold the filtered results. Must make this mutable so as to not
sl@0:     // change the ListImplementationsL interface which has been published.
sl@0:     mutable RImplInfoArray iImplementationInfo;
sl@0:     // A boolean value for storing the client's capability request 
sl@0:     // ETrue capability check is done
sl@0:     // EFalse capability check is not done
sl@0:     TBool iCapability; 
sl@0: 	};
sl@0: #endif //__REGISTRYRESOLVETRANSACTION_H__