webengine/osswebengine/cache/src/HttpCacheFileWriteHandler.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Thu, 19 Aug 2010 10:58:56 +0300
branchRCL_3
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parent 25 0ed94ceaa377
child 48 79859ed3eea9
permissions -rw-r--r--
Revision: 201032 Kit: 201033
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/*
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* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of the License "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:  Implementation of CHttpCacheFileWriteHandler
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*
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*/
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// INCLUDE FILES
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#include "HttpCacheFileWriteHandler.h"
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#include "HttpCacheEntry.h"
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#include "HttpCacheHandler.h"
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#include "HttpCacheStreamHandler.h"
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#include "HttpCachePostponeWriteUtilities.h"
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#include "HttpCacheUtil.h"
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#include "HttpCacheObserver.h"
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#include <httpcachemanagerinternalcrkeys.h>
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#include <centralrepository.h>
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#include <hal.h>
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#include <f32file.h>
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// EXTERNAL DATA STRUCTURES
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// EXTERNAL FUNCTION PROTOTYPES
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// CONSTANTS
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const TInt KMaxCollectCount = 5;    // collect a max of 5 items.
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// MACROS
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// LOCAL CONSTANTS AND MACROS
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// MODULE DATA STRUCTURES
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// LOCAL FUNCTION PROTOTYPES
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void CHttpCacheFileWriteHandler::OutputQueueContentToDebug()
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    {
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#ifdef __CACHELOG__
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    HttpCacheUtil::WriteFormatLog(0, _L("CACHEPOSTPONE:  %d objects on queue. Contents:"), iObjectQueue.Count());
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    TBuf<80> txt;
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    TInt totalSize=0;
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    for(TInt tmploop = 0; tmploop <iObjectQueue.Count(); tmploop++)
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        {
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        CHttpCacheEntry* entry = iObjectQueue[tmploop];
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        txt.Format(_L("CACHEPOSTPONE:    %d:  %d bytes - Cache:%08x -"), tmploop, entry->BodySize(), entry );
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        totalSize+=entry->BodySize();
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        HttpCacheUtil::WriteUrlToLog( 0, txt, entry->Url() );
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        }
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    HttpCacheUtil::WriteFormatLog(0, _L("CACHEPOSTPONE:    %d bytes cached"), totalSize);
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#endif
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    }
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// FORWARD DECLARATIONS
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// ============================ MEMBER FUNCTIONS ===============================
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// -----------------------------------------------------------------------------
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// CHttpCacheFileWriteHandler::CHttpCacheFileWriteHandler
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// C++ default constructor can NOT contain any code, that
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// might leave.
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// -----------------------------------------------------------------------------
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//
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CHttpCacheFileWriteHandler::CHttpCacheFileWriteHandler(CHttpCacheHandler* aHandler, CHttpCacheStreamHandler* aStreamHandler, RFs& aRfs)
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    : CActive(EPriorityIdle),
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      iCacheHandler( aHandler ),
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      iCacheStreamHandler(aStreamHandler),
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      iFs(aRfs)
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    {
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    }
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// -----------------------------------------------------------------------------
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// CHttpCacheFileWriteHandler::ConstructL
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// Symbian 2nd phase constructor can leave.
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// -----------------------------------------------------------------------------
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//
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void CHttpCacheFileWriteHandler::ConstructL(const THttpCachePostponeParameters& aParams)
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    {
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    iObjectQueue.Reset();
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    iObjectQueue.ReserveL(32);
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    iWaitTimer = CHttpCacheWriteTimeout::NewL( aParams.iWriteTimeout );
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    CActiveScheduler::Add(this);
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    iFreeRamThreshold = aParams.iFreeRamThreshold;
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    iImmediateWriteThreshold = aParams.iImmediateWriteThreshold;
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    MemoryManager::AddCollector(this);
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    }
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// -----------------------------------------------------------------------------
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// CHttpCacheFileWriteHandler::NewL
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// Two-phased constructor.
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// -----------------------------------------------------------------------------
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//
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CHttpCacheFileWriteHandler* CHttpCacheFileWriteHandler::NewL(CHttpCacheHandler* aHandler, CHttpCacheStreamHandler* aStreamHandler, RFs& aRfs, const THttpCachePostponeParameters& aParams)
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    {
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    CHttpCacheFileWriteHandler* self = new( ELeave ) CHttpCacheFileWriteHandler(aHandler, aStreamHandler, aRfs);
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    CleanupStack::PushL( self );
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    self->ConstructL(aParams);
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    CleanupStack::Pop();
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    return self;
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    }
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// -----------------------------------------------------------------------------
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// Destructor
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// -----------------------------------------------------------------------------
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//
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CHttpCacheFileWriteHandler::~CHttpCacheFileWriteHandler()
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    {
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    Cancel();
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    DumpAllObjects();
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    if ( iWaitTimer )
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        {
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        iWaitTimer->Cancel();
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        delete iWaitTimer;
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        }
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    MemoryManager::RemoveCollector( this );
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    }
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// -----------------------------------------------------------------------------
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// CHttpCacheFileWriteHandler::DumpAllObjectsL
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// Emergency method - write everything to disk synchronously.
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// -----------------------------------------------------------------------------
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//
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void CHttpCacheFileWriteHandler::DumpAllObjects()
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    {
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#ifdef __CACHELOG__
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    HttpCacheUtil::WriteLog(0, _L("CACHEPOSTPONE: >>FileWriteHandler::DumpAllObjects"));
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    OutputQueueContentToDebug();
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#endif
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    for ( TInt i=0; i < iObjectQueue.Count(); i++ )
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        {
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        iCacheStreamHandler->Flush(*iObjectQueue[i]);
11
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        iObjectQueue[i]->ClearDeleteObserver();
10
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        }
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        iObjectQueue.Reset();
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#ifdef __CACHELOG__
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    HttpCacheUtil::WriteLog(0, _L("CACHEPOSTPONE: <<FileWriteHandler::DumpAllObjects"));
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#endif
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    }
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// -----------------------------------------------------------------------------
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// CHttpCacheFileWriteHandler::CompareHttpCacheEntrySize
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// -----------------------------------------------------------------------------
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//
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TInt CHttpCacheFileWriteHandler::CompareHttpCacheEntrySize( const CHttpCacheEntry& aFirst, const CHttpCacheEntry& aSecond )
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    {
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    TInt first = aFirst.BodySize();
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    TInt second = aSecond.BodySize();
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    if ( first > second )
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        {
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        return -1;
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        }
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    if ( second > first )
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        {
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        return 1;
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        }
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    return 0;
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    }
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// -----------------------------------------------------------------------------
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// CHttpCacheFileWriteHandler::CollectMemory
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// -----------------------------------------------------------------------------
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//
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void CHttpCacheFileWriteHandler::CollectMemory(TUint aRequired)
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    {
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#ifdef __CACHELOG__
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    HttpCacheUtil::WriteFormatLog(0, _L("CACHEPOSTPONE: >>FileWriteHandler::CollectMemory looking for %d bytes"), aRequired);
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    OutputQueueContentToDebug();
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#endif
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    if ( !iObjectQueue.Count() )
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        {
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        return;
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        }
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   191
11
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    TInt skip = 0;
10
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    TInt count = KMaxCollectCount;
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    while ( aRequired && count && iObjectQueue.Count() )
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        {
11
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        CHttpCacheEntry* entry = iObjectQueue[skip];
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   197
        if(entry != iObjectFlushing)
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   198
            {
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            count--;
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            iObjectQueue.Remove(skip);
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            entry->ClearDeleteObserver();
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            TInt size = entry->BodySize();
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            iCacheStreamHandler->Flush(*entry);
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            aRequired -= size;
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   205
            }
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        else
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            skip++;
10
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        }
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    }
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// -----------------------------------------------------------------------------
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// CHttpCacheFileWriteHandler::AddEntry
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// -----------------------------------------------------------------------------
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//
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TInt CHttpCacheFileWriteHandler::AddEntry(TAddStatus &aAddStatus, CHttpCacheEntry* aEntry)
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    {
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   217
#ifdef __CACHELOG__
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    HttpCacheUtil::WriteLog(0, _L("CACHEPOSTPONE: >>FileWriteHandler::AddEntry"));
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#endif
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    if ( iImmediateWriteThreshold && ( aEntry->BodySize() <= iImmediateWriteThreshold ) )
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        {
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        aAddStatus = EBodySmallerThanThreshold;
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   224
#ifdef __CACHELOG__
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    HttpCacheUtil::WriteLog(0, _L("CACHEPOSTPONE:   File smaller than minimum"));
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    HttpCacheUtil::WriteLog(0, _L("CACHEPOSTPONE: <<FileWriteHandler::AddEntry"));
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#endif
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        return KErrNone;
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   229
        }
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   230
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    // only ask about available system memory, deliberately conservative.
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   232
    TInt freeMem;
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parents:
diff changeset
   233
    HAL::Get(HALData::EMemoryRAMFree, freeMem);
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   234
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parents:
diff changeset
   235
#ifdef __CACHELOG__
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parents:
diff changeset
   236
    HttpCacheUtil::WriteFormatLog(0, _L("CACHEPOSTPONE:  %d free memory (according to HAL)"), freeMem);
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   237
#endif
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   238
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   239
    if ( freeMem < iFreeRamThreshold )
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   240
        {
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   241
        aAddStatus = ENotEnoughFreeMemory;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   242
#ifdef __CACHELOG__
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   243
        HttpCacheUtil::WriteLog(0, _L("CACHEPOSTPONE:   Not enough spare RAM to postpone"));
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   244
        HttpCacheUtil::WriteLog(0, _L("CACHEPOSTPONE: <<FileWriteHandler::AddEntry"));
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   245
#endif
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   246
        iLowMemoryState = ETrue;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   247
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   248
        if ( iWaitTimer->IsActive() )
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   249
            {
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   250
            // we have some items queued for write, begin to flush them since we're going to run out of memory soon anyway.
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   251
            iWaitTimer->Cancel();
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   252
            BeginWriting();
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   253
            }
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   254
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   255
        return KErrNone;
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   256
        }
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   257
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   258
    // if we get here, we're not in low memory state any more.
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   259
    iLowMemoryState = EFalse;
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   260
11
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   261
    // If we re-request an item on the page which was non-cacheable, we will update it's content
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   262
    // and add it back to the cache here, even though we have reused the same CHttpCache object.
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   263
 
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   264
    // check for re-adding pre-existing objects with updated content - size may differ, so need to remove and reinsert.
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   265
    TInt index = iObjectQueue.Find( aEntry ); 
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   266
    if( index >= 0)
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   267
        {
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   268
        iObjectQueue.Remove( index );
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   269
        }
10
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   270
    // add entry to queue
11
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   271
    TInt err = iObjectQueue.Append( aEntry );
10
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   272
11
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   273
    // sort by size
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   274
    iObjectQueue.Sort(CompareHttpCacheEntrySize);
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   275
    
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   276
    switch( err )
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   277
        {
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   278
        case KErrNone:
10
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   279
11
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   280
            // set up notification of delete operation
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   281
            aEntry->SetDeleteObserver(this);
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   282
            
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   283
        #ifdef __CACHELOG__
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   284
            HttpCacheUtil::WriteFormatLog(0, _L("CACHEPOSTPONE: CHttpCacheFileWriteHandler: Added object %08x to postpone queue."), aEntry);
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   285
            OutputQueueContentToDebug();
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   286
        #endif
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   287
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   288
            aAddStatus = EAddedOk;
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   289
            iWaitTimer->Start( CHttpCacheFileWriteHandler::WriteTimeout, this );
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   290
            break;
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   291
        case KErrNoMemory:
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   292
            aAddStatus = ENotEnoughFreeMemory;
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   293
            break;
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   294
        default:
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   295
            aAddStatus = ECheckReturn;
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   296
            break;
10
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   297
        }
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   298
#ifdef __CACHELOG__
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   299
    HttpCacheUtil::WriteLog(0, _L("CACHEPOSTPONE: <<FileWriteHandler::AddEntry"));
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   300
#endif
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   301
    return err;
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   302
    }
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   303
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   304
// -----------------------------------------------------------------------------
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   305
// CHttpCacheFileWriteHandler::RemoveEntry
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   306
// -----------------------------------------------------------------------------
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   307
//
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   308
CHttpCacheEntry* CHttpCacheFileWriteHandler::RemoveEntry(CHttpCacheEntry *aEntry)
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   309
    {
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   310
    CHttpCacheEntry *entry = aEntry;
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   311
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   312
#ifdef __CACHELOG__
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   313
    HttpCacheUtil::WriteFormatLog(0, _L("CACHEPOSTPONE: >>FileWriteHandler::RemoveEntry called for entry %08x"), aEntry);
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   314
#endif
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   315
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   316
    // take object off list.
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   317
    if ( aEntry == iObjectFlushing && IsActive() )
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   318
        {
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   319
#ifdef __CACHELOG__
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   320
        HttpCacheUtil::WriteFormatLog(0, _L("CACHEPOSTPONE: CHttpCacheFileWriteHandler::RemoveEntry - entry %08x is currently being written. Returning 'not found'."), aEntry);
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   321
#endif
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   322
        // the object will be removed from the list when it's done writing out, so we don't need to worry about it
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   323
        entry = 0;
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   324
        // back off from flushing anything else for a bit in case we want that as well..
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   325
        iWaitTimer->Start(CHttpCacheFileWriteHandler::WriteTimeout, this);
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   326
        }
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   327
    else
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   328
        {
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   329
#ifdef __CACHELOG__
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   330
        HttpCacheUtil::WriteFormatLog(0, _L("CACHEPOSTPONE: CHttpCacheFileWriteHandler::RemoveEntry - entry %08x not active."), aEntry);
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   331
#endif
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   332
        TInt index = iObjectQueue.Find( aEntry );
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   333
        if ( index >= 0 )
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   334
            {
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   335
            iObjectQueue.Remove( index );
11
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   336
            aEntry->ClearDeleteObserver();
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   337
            
10
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   338
            if ( !iObjectQueue.Count() )
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   339
                {
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   340
#ifdef __CACHELOG__
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   341
                HttpCacheUtil::WriteLog(0, _L("CACHEPOSTPONE: CHttpCacheFileWriteHandler::RemoveEntry - nothing left on list, stopping timer."));
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   342
#endif
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   343
                // nothing on the list, so stop the timer.
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   344
                iWaitTimer->Cancel();
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   345
                }
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   346
            }
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   347
        }
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   348
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   349
#ifdef __CACHELOG__
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   350
    HttpCacheUtil::WriteLog(0, _L("CACHEPOSTPONE: <<FileWriteHandler::RemoveEntry"));
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   351
#endif
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   352
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   353
    return entry;
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   354
    }
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   355
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   356
// -----------------------------------------------------------------------------
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   357
// CHttpCacheFileWriteHandler::RemoveAll
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   358
// -----------------------------------------------------------------------------
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   359
//
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   360
void CHttpCacheFileWriteHandler::RemoveAll()
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   361
    {
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   362
    // empty list - note that HttpCacheEntries aren't owned.
11
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   363
    // deregister for delete events.
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   364
    for(TInt index = 0; index < iObjectQueue.Count(); index++)
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   365
        {
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   366
        iObjectQueue[index]->ClearDeleteObserver();
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   367
        }
10
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   368
    iObjectQueue.Reset();
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   369
    // stop us if we're active
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   370
    Cancel();
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   371
    }
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   372
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   373
// -----------------------------------------------------------------------------
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   374
// CHttpCacheFileWriteHandler::WriteTimeout
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   375
// -----------------------------------------------------------------------------
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   376
//
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   377
TInt CHttpCacheFileWriteHandler::WriteTimeout(TAny* aObject)
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   378
    {
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   379
    CHttpCacheFileWriteHandler *obj = (CHttpCacheFileWriteHandler *)aObject;
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   380
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   381
#ifdef __CACHELOG__
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   382
    HttpCacheUtil::WriteLog(0, _L("CACHEPOSTPONE: FileWriteHandler::WriteTimeout expired"));
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   383
#endif
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   384
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   385
    obj->BeginWriting();
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   386
    return KErrNone;
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   387
    }
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   388
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   389
// -----------------------------------------------------------------------------
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   390
// CHttpCacheFileWriteHandler::BeginWriting
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   391
// -----------------------------------------------------------------------------
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   392
//
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   393
void CHttpCacheFileWriteHandler::BeginWriting()
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   394
    {
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   395
#ifdef __CACHELOG__
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   396
    HttpCacheUtil::WriteLog(0, _L("CACHEPOSTPONE: >>FileWriteHandler::BeginWriting"));
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   397
#endif
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   398
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   399
    if ( !IsActive() )
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   400
        {
11
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   401
#ifdef HTTPCACHE_FILEWRITEDEBUG_ALWAYS_FIRE_OBSERVER
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   402
        // trigger index.dat observer
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   403
        RFile tempIndexFile;
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   404
        TInt err = tempIndexFile.Open(iFs, _L("C:\\system\\cache\\index.dat"), EFileWrite);
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   405
        if(err == KErrNone)
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   406
            {
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   407
            tempIndexFile.Seek(ESeekEnd, err);
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   408
            _LIT8(KIndexGarbage, "blahblah");
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   409
            tempIndexFile.Write(KIndexGarbage());
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   410
            tempIndexFile.Flush();
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   411
            tempIndexFile.Close();
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   412
            }
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   413
#endif
10
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   414
#ifdef __CACHELOG__
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   415
        HttpCacheUtil::WriteFormatLog(0, _L("CACHEPOSTPONE:   Setting FileWriteHandler %08x to active."), this);
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   416
#endif
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   417
        iStatus = KRequestPending;
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   418
        SetActive();
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   419
        TRequestStatus *stat = &iStatus;
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   420
        User::RequestComplete(stat, KErrNone);
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   421
        }
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   422
#ifdef __CACHELOG__
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   423
    else
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   424
        {
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   425
        HttpCacheUtil::WriteFormatLog(0, _L("CACHEPOSTPONE:   FileWriteHandler %08x already active!"), this);
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   426
        }
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   427
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   428
    HttpCacheUtil::WriteLog(0, _L("CACHEPOSTPONE: <<FileWriteHandler::BeginWriting"));
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   429
#endif
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   430
    }
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   431
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   432
// -----------------------------------------------------------------------------
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   433
// CHttpCacheFileWriteHandler::DoCancel
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   434
// -----------------------------------------------------------------------------
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   435
//
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   436
void CHttpCacheFileWriteHandler::DoCancel()
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   437
    {
47
e1bea15f9a39 Revision: 201032
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 25
diff changeset
   438
    if(iObjectFlushing)
e1bea15f9a39 Revision: 201032
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 25
diff changeset
   439
        iCacheStreamHandler->CancelFlush(*iObjectFlushing);
10
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   440
    }
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   441
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   442
// -----------------------------------------------------------------------------
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   443
// CHttpCacheFileWriteHandler::RunL
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   444
// -----------------------------------------------------------------------------
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   445
//
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   446
void CHttpCacheFileWriteHandler::RunL()
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   447
    {
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   448
#ifdef __CACHELOG__
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   449
    HttpCacheUtil::WriteLog(0, _L("CACHEPOSTPONE: >>FileWriteHandler::RunL"));
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   450
    OutputQueueContentToDebug();
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   451
#endif
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   452
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   453
    TInt result = iStatus.Int();
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   454
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   455
    // first, see if we have been writing anything
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   456
    if ( iObjectFlushing )
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   457
        {
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   458
#ifdef __CACHELOG__
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   459
    HttpCacheUtil::WriteLog(0, _L("CACHEPOSTPONE:     iObjectFlushing set, been writing something."));
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   460
#endif
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   461
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   462
        // should always be first item, find just in case...
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   463
        TInt index = iObjectQueue.Find(iObjectFlushing);
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   464
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   465
#ifdef __CACHELOG__
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   466
        if ( index < 0 )
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   467
            HttpCacheUtil::WriteFormatLog(0, _L("CACHEPOSTPONE:     iObjectFlushing (%08x) not found in object queue!"), iObjectFlushing);
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   468
#endif
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   469
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   470
        if ( index >= 0 )
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   471
            {
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   472
#ifdef __CACHELOG__
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   473
            HttpCacheUtil::WriteFormatLog(0, _L("CACHEPOSTPONE:    iObjectFlushing (%08x) is at position %d in list"), iObjectFlushing, index);
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   474
#endif
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   475
            // the object might not exist in the queue.. how can this happen?
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   476
            iObjectQueue.Remove(index);
11
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   477
            iObjectFlushing->ClearDeleteObserver();
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   478
            
10
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   479
            //
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   480
            if ( result != KErrNone )
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   481
                {
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   482
#ifdef __CACHELOG__
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   483
                HttpCacheUtil::WriteFormatLog(0, _L("CACHEPOSTPONE:     FileWriteHandler::RunL Failure while writing object %08x"), iObjectFlushing);
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   484
#endif
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   485
                // write failed.  Clean up this entry.
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   486
                // first, remove it from the cache handler so that we won't try to reuse a dead entry
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   487
                iCacheHandler->RemoveL( iObjectFlushing->Url() );
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   488
                }
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   489
            }
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   490
        iObjectFlushing = 0;
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   491
        }
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   492
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   493
    // next, check to see if we've added anything to the cache while we've been writing out.
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   494
    TInt count = iObjectQueue.Count();
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   495
    if ( iWaitTimer->IsActive() )
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   496
        {
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   497
#ifdef __CACHELOG__
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   498
        HttpCacheUtil::WriteLog(0, _L("CACHEPOSTPONE:     FileWriteHandler::RunL New entry detected on postpone queue, wait for timeout again."));
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   499
#endif
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   500
        // something has been added to the queue, back off until it completes.
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   501
        // this case intentionally left blank...
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   502
        }
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   503
    else
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   504
        {
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   505
        // remove any items from the top of the queue which have no body data.
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   506
        while ( iObjectQueue.Count() && iObjectQueue[0]->BodySize() == 0 )
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   507
            {
11
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   508
            iObjectQueue[0]->ClearDeleteObserver();
10
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   509
            iObjectQueue.Remove(0);
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   510
            };
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   511
11
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   512
        TBool goIdle = ETrue;
10
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   513
        // check to see if there is anything ready to write out
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   514
        if ( iObjectQueue.Count() )
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   515
            {
11
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   516
            // merge index if it's changed
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   517
            if(iCacheHandler->iHttpCacheObserver->Updated())
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   518
                iCacheHandler->iHttpCacheObserver->RunL();
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   519
            
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   520
            // check again, merge may have removed all items
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   521
            if( iObjectQueue.Count() && !IsActive() )    // Collect could be triggered during RunL execution and already have made this object active, we can't tell in 'collect' if we were in here or not.
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   522
                {
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   523
                iStatus = KRequestPending;
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   524
                SetActive();
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   525
                iCacheStreamHandler->FlushAsync( *iObjectQueue[0], iStatus );
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   526
                iObjectFlushing = iObjectQueue[0];
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   527
                goIdle = EFalse;
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   528
    #ifdef __CACHELOG__
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   529
                HttpCacheUtil::WriteFormatLog(0, _L("CACHEPOSTPONE:     FileWriteHandler::RunL continue cache flush, Starting object %08x."), iObjectFlushing);
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   530
    #endif
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   531
                }
10
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   532
            }
11
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   533
        
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   534
        if(goIdle)
10
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   535
            {   // nothing left to write, go idle.
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   536
    #ifdef __CACHELOG__
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   537
            HttpCacheUtil::WriteLog(0, _L("CACHEPOSTPONE:     FileWriteHandler::RunL complete with nothing else to write."));
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   538
    #endif
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   539
            iCacheHandler->SaveLookupTableL();
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   540
            iLowMemoryState = EFalse;
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   541
            }
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   542
        }
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   543
    }
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   544
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   545
// -----------------------------------------------------------------------------
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   546
// CHttpCacheFileWriteHandler::Collect
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   547
// -----------------------------------------------------------------------------
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   548
//
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   549
TUint CHttpCacheFileWriteHandler::Collect(TUint aRequired)
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   550
    {
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   551
#ifdef __CACHELOG__
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   552
    HttpCacheUtil::WriteFormatLog(0, _L("CACHEPOSTPONE:  >>FileWriteHandler::Collect on FileWriteHandler %08x (low memory collector)"), this);
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   553
#endif
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   554
    if ( iWaitTimer->IsActive() )
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   555
        {
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   556
#ifdef __CACHELOG__
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   557
        HttpCacheUtil::WriteLog(0, _L("CACHEPOSTPONE:    Wait timer is active, cancel it and call DumpAllObjects"));
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   558
#endif
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   559
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   560
        iWaitTimer->Cancel();
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   561
        CollectMemory( aRequired );
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   562
        iLowMemoryState = ETrue;
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   563
        BeginWriting();
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   564
        }
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   565
#ifdef __CACHELOG__
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   566
    else
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   567
        {
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   568
        HttpCacheUtil::WriteLog(0, _L("CACHEPOSTPONE:    Wait timer not active."));
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   569
        }
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   570
    HttpCacheUtil::WriteLog(0, _L("CACHEPOSTPONE: <<FileWriteHandler::Collect"));
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   571
#endif
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   572
    return 0;
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   573
    }
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   574
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   575
// -----------------------------------------------------------------------------
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   576
// CHttpCacheFileWriteHandler::Restore
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   577
// -----------------------------------------------------------------------------
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   578
//
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   579
void CHttpCacheFileWriteHandler::Restore()
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   580
    {
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   581
    // not supported
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   582
    }
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   583
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   584
// -----------------------------------------------------------------------------
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   585
// CHttpCacheFileWriteHandler::Priority
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   586
// -----------------------------------------------------------------------------
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   587
//
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   588
TOOMPriority CHttpCacheFileWriteHandler::Priority()
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   589
    {
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   590
    return EOOM_PriorityLow;
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   591
    }
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   592
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   593
// -----------------------------------------------------------------------------
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   594
// CHttpCacheFileWriteHandler::IsCacheEntryPostponed
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   595
// -----------------------------------------------------------------------------
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   596
//
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   597
TBool CHttpCacheFileWriteHandler::IsCacheEntryPostponed(const CHttpCacheEntry* aEntry)
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   598
    {
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   599
    TInt index = iObjectQueue.Find( aEntry );
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   600
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   601
    if ( index >= 0 )
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   602
        {
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   603
        return ETrue;
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   604
        }
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   605
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   606
    return EFalse;
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   607
    }
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   608
11
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   609
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   610
void CHttpCacheFileWriteHandler::EntryDeleted(CHttpCacheEntry *aEntry)
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   611
    {
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   612
    RemoveEntry(aEntry);
c8a366e56285 Revision: 200937
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 10
diff changeset
   613
    }
10
a359256acfc6 Revision: 200929
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   614
//  End of File