loggingservices/eventlogger/LogServ/inc/LogServBackupManager.h
changeset 0 08ec8eefde2f
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/loggingservices/eventlogger/LogServ/inc/LogServBackupManager.h	Fri Jan 22 11:06:30 2010 +0200
@@ -0,0 +1,94 @@
+// Copyright (c) 2002-2009 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 __LOGBACKUP_H__
+#define __LOGBACKUP_H__
+
+#include <babackup.h>
+#include "LogServBackupInterface.h"
+#include "LogServBackupObserver.h"
+
+
+/////////////////////////////////////////////////////////////////////////////////////////
+// -----> CLogServBackupManagerManager (header)
+/////////////////////////////////////////////////////////////////////////////////////////
+/**
+@internalComponent
+*/
+class CLogServBackupManager : public CTimer, public MBackupObserver, public MLogServBackupInterface
+	{
+public:
+	static CLogServBackupManager* NewL(TInt aPriority = CActive::EPriorityStandard);
+	~CLogServBackupManager();
+
+private:
+	CLogServBackupManager(TInt aPriority);
+	void ConstructL();
+
+public: // From MLogServBackupInterface
+	void BIObserverAddL(MLogServBackupObserver& aObserver, TLogServBackupPriority aPriority);
+	void BIObserverRemove(MLogServBackupObserver& aObserver);
+	//
+	TLogServBackupState BIState() const;
+	TInt BIErrorValueForCurrentState() const;
+	//
+	void BISetDatabaseNameL(const TDesC& aDatabaseName);
+
+private: // From CActive
+	void RunL();
+	TInt RunError(TInt aError);
+
+private: // Internal structs
+	struct TLogBackupNotificationEntry
+		{
+	public:
+		inline TLogBackupNotificationEntry(MLogServBackupObserver& aObserver, TLogServBackupPriority aPriority) : iObserver(aObserver), iPriority(aPriority) { };
+
+	public:
+		MLogServBackupObserver& iObserver;
+		TLogServBackupPriority iPriority;
+		};
+
+private:
+	TInt NotifyObservers(MLogServBackupObserver::TLogServBackupEvent aEvent);
+	void ChangeFileLockL(const TDesC& aFileName,TFileLockFlags aFlags);
+	CBaBackupSessionWrapper* CreateBackupL(const TDesC& aLogDatabaseFileName);
+	static TInt CompareEntries(const TLogBackupNotificationEntry& aLeft, const TLogBackupNotificationEntry& aRight);
+
+private:
+	/**
+	 * So we can check we only act upon the correct backup event... essentially
+	 * we are not trusting the backup server to do the right thing.
+	 */
+	HBufC* iDatabaseName;
+	
+	/**
+	 * Interface to the backup server
+	 */
+	CBaBackupSessionWrapper* iBackup;
+
+	/**
+	 * Current state
+	 */
+	TLogServBackupState iState;
+
+	/**
+	 * Backup notification queue
+	 */
+	RArray<TLogBackupNotificationEntry> iObservers;
+	};
+
+
+#endif