taskswitcher/server/src/tsrunningappstorageimp.cpp
author hgs
Mon, 18 Oct 2010 10:44:15 +0300
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parent 125 26079c1bb561
permissions -rw-r--r--
201041
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/*
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 * Copyright (c) 2009 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 "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 :
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 *
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 */
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#include "tsutils.h"
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#include "tsentrykey.h"
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#include "tsrunningappstorageimp.h"
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//------------------------------------------------------------------------------
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CTsRunningAppStorage* CTsRunningAppStorage::NewLC()
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    {
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    CTsRunningAppStorage* self = new(ELeave) CTsRunningAppStorage();
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    CleanupStack::PushL( self );
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    self->iRunningApps = new (ELeave)CArrayPtrFlat<CTsRunningApp>(1);
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    return self;
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    }
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//------------------------------------------------------------------------------
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CTsRunningAppStorage* CTsRunningAppStorage::NewL()
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    {
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    CTsRunningAppStorage* self( CTsRunningAppStorage::NewLC() );
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    CleanupStack::Pop( self );
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    return self;
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    }
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//------------------------------------------------------------------------------
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CTsRunningAppStorage::CTsRunningAppStorage()
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    {
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    //No implementation required
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    }
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//------------------------------------------------------------------------------
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CTsRunningAppStorage::~CTsRunningAppStorage()
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    {
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    if( 0 != iRunningApps )
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        {
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        iRunningApps->ResetAndDestroy();
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        }
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    delete iRunningApps;
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    iBlockedWindowGroups.Close();
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    }
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//------------------------------------------------------------------------------
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void CTsRunningAppStorage::HandleWindowGroupChanged( 
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               MTsResourceManager &aResources, 
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               const TArray<RWsSession::TWindowGroupChainInfo> & aWindowGroups )
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    {
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    CTsRunningApp* app(0);
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    iBlockedWindowGroups.Reset();
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    TRAP_IGNORE(
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    CArrayPtr<CTsRunningApp> *runningApps(new (ELeave)CArrayPtrFlat<CTsRunningApp>(aWindowGroups.Count()));
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    TaskSwitcher::CleanupResetAndDestroyPushL(runningApps);
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    for(TInt current(0); current < aWindowGroups.Count(); ++current)
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        {
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        app = 0;
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        for(TInt old(0); 0 == app && old < iRunningApps->Count(); ++old)
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            {
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            if(iRunningApps->At(old)->WindowGroupId() == aWindowGroups[current].iId)
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                {
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                app = iRunningApps->At(old);
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                iRunningApps->Delete(old);
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                CleanupStack::PushL(app);
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                app->RefreshDataL();
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                }
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            }
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        if(0 == app)
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            {
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            app = CTsRunningApp::NewLC(aResources, aWindowGroups[current]);
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            }
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        runningApps->InsertL(current, app);
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        CleanupStack::Pop(app);
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        }
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    iRunningApps->ResetAndDestroy();
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    delete iRunningApps;
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    iRunningApps = runningApps;
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    CleanupStack::Pop(runningApps);
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    )//TRAP_IGNORE
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    }
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//------------------------------------------------------------------------------
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void CTsRunningAppStorage::HandleWindowGroupChanged( 
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           MTsResourceManager &aResources, 
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           const TArray<RWsSession::TWindowGroupChainInfo>& aFull,
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           const TArray<RWsSession::TWindowGroupChainInfo>& aFiltered)
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    {
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    TInt filtered(0);
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    HandleWindowGroupChanged(aResources, aFiltered);
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    for(TInt full(0); full < aFull.Count(); ++full)
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        {
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        for(filtered = 0; filtered < aFiltered.Count(); ++filtered)
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            {
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            if(aFull[full].iId == aFiltered[filtered].iId)
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                {
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                break;
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                }
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            }
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        if(aFiltered.Count() == filtered)
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            {
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            iBlockedWindowGroups.Append(aFull[full].iId);
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            }
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        }
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    }
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//------------------------------------------------------------------------------
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MTsRunningApplication& CTsRunningAppStorage::operator[] (TInt aOffset) const
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    {
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    return *(*iRunningApps)[aOffset];
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    }
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//------------------------------------------------------------------------------
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TInt CTsRunningAppStorage::Count() const
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    {
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    return iRunningApps->Count();
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    }
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//------------------------------------------------------------------------------
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TInt CTsRunningAppStorage::ParentIndex( const MTsRunningApplication& aRunningApp ) const
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    {
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    const TInt applicationIndex(Find(aRunningApp.WindowGroupId()));
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    return KErrNotFound == applicationIndex ? 
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           applicationIndex : ParentIndex(applicationIndex);
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    }
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//------------------------------------------------------------------------------
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TArray<TInt> CTsRunningAppStorage::BlockedWindowGroups() const
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    {
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    return iBlockedWindowGroups.Array();
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    }
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//------------------------------------------------------------------------------
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TInt CTsRunningAppStorage::GenerateKey( TTsEntryKey& aReturnKey, 
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                                        TInt aWindowGroupId) const
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    {
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    return GenerateKey(aReturnKey, aWindowGroupId, 0);
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    }
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//------------------------------------------------------------------------------
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TInt CTsRunningAppStorage::GenerateKey( TTsEntryKey& aReturnKey, 
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                                        TInt aWindowGroupId, 
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                                        TInt aOffset) const
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    {
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    TInt retVal(Find(aWindowGroupId, aOffset));
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    if( KErrNotFound != retVal )
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        {
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        CTsRunningApp &app(*iRunningApps->At(retVal));
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        if(app.WindowGroupId() == app.ParentWindowGroupId())
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            {
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            retVal = KErrBadHandle;
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            }
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        else if( app.IsEmbeded() )
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            {
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            retVal = GenerateKey(aReturnKey, app.ParentWindowGroupId(), retVal);
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            }
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        else
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            {
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            aReturnKey = app.Key();
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            retVal = KErrNone;
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            }
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        }
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    return retVal;
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    }
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//------------------------------------------------------------------------------
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TInt CTsRunningAppStorage::ParentIndex( TInt aOffset ) const
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    {
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    TInt retval(aOffset);
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    if((*iRunningApps)[aOffset]->IsEmbeded())
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        {
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        const TInt parentIndex( Find((*iRunningApps)[aOffset]->ParentWindowGroupId(), 
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                                aOffset + 1) );
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        if( KErrNotFound != parentIndex )
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            {
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            retval = ParentIndex( parentIndex );
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            }
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        }
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    return retval;
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    }
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//------------------------------------------------------------------------------
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TInt CTsRunningAppStorage::Find(TInt aWindowGroupId, TInt aOffset) const
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    {
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    TInt retVal(KErrNotFound);
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    for( TInt iter(aOffset); 
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         KErrNotFound == retVal && iter < iRunningApps->Count(); 
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         ++iter )
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        {
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        if( (*iRunningApps)[iter]->WindowGroupId() == aWindowGroupId )
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            {
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            retVal = iter;
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            }
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        }
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    return retVal;
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    }
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