loggingservices/eventlogger/LogServ/src/LogServCacheConfig.cpp
changeset 0 08ec8eefde2f
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/loggingservices/eventlogger/LogServ/src/LogServCacheConfig.cpp	Fri Jan 22 11:06:30 2010 +0200
@@ -0,0 +1,105 @@
+// 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:
+//
+
+#include "LogServCacheConfig.h"
+#include "LOGQUERY.H"
+#include "logservpanic.h"
+#include "LogServDatabaseTransactionInterface.h"
+
+/////////////////////////////////////////////////////////////////////////////////////////
+// -----> CLogServCacheConfig (source)
+/////////////////////////////////////////////////////////////////////////////////////////
+
+CLogServCacheConfig::CLogServCacheConfig(MLogServDatabaseTransactionInterface& aDatabase)
+:	iDatabase(aDatabase)
+	{
+	}
+
+CLogServCacheConfig::~CLogServCacheConfig()
+	{
+	}
+
+void CLogServCacheConfig::ConstructL()
+	{
+	ReadL();
+	}
+
+CLogServCacheConfig* CLogServCacheConfig::NewL(MLogServDatabaseTransactionInterface& aDatabase)
+	{
+	CLogServCacheConfig* self = new(ELeave) CLogServCacheConfig(aDatabase);
+	CleanupStack::PushL(self);
+	self->ConstructL();
+	CleanupStack::Pop(self);
+	return self;
+	}
+
+/**
+Get the current configuration
+*/
+const TLogConfig& CLogServCacheConfig::Config() const
+	{
+	return iConfig;
+	}
+
+/**
+Update the config table
+*/
+void CLogServCacheConfig::UpdateL(const TLogConfig& aConfig)
+	{
+    RLogConfigDbTable tbl;
+    tbl.OpenLC(iDatabase.DTIDatabase());
+    if(!tbl.FirstL())
+        {
+        User::Leave(KErrNotFound);
+        }
+    tbl.UpdateL();
+    tbl.SetColL(RLogConfigDbTable::iAgeColNo, aConfig.iMaxEventAge);
+    tbl.SetColL(RLogConfigDbTable::iSizeColNo, aConfig.iMaxLogSize);
+    tbl.SetColL(RLogConfigDbTable::iRecentColNo, aConfig.iMaxRecentLogSize);
+    tbl.PutL();
+    CleanupStack::PopAndDestroy(&tbl);
+    iRequestedConfiguration = aConfig;
+    iInTransaction = ETrue;
+	}
+
+/**
+Commit the requested configuration
+*/
+void CLogServCacheConfig::Commit()
+    {
+    __ASSERT_ALWAYS(iInTransaction, Panic(ELogCacheConfigNotInTransaction));
+    iConfig = iRequestedConfiguration;
+    iInTransaction = EFalse;
+    }
+
+/////////////////////////////////////////////////////////////////////////////////////////
+/////////////////////////////////////////////////////////////////////////////////////////
+/////////////////////////////////////////////////////////////////////////////////////////
+
+void CLogServCacheConfig::ReadL()
+	{
+	RLogConfigDbTable tbl;
+	tbl.OpenLC(iDatabase.DTIDatabase(), RDbRowSet::EReadOnly);
+	if(!tbl.FirstL())
+		{
+		User::Leave(KErrNotFound);
+		}
+	__ASSERT_ALWAYS(tbl.CountL() == 1, Panic(ELogTooManyRows4));
+	tbl.GetL();
+	iConfig.iMaxEventAge = tbl.ColUint32(RLogConfigDbTable::iAgeColNo);
+	iConfig.iMaxLogSize = tbl.ColUint16(RLogConfigDbTable::iSizeColNo);
+	iConfig.iMaxRecentLogSize = tbl.ColUint8(RLogConfigDbTable::iRecentColNo);
+	CleanupStack::PopAndDestroy(&tbl);
+	}