contentstorage/casrv/calocalizerscanner/src/calocalizerscannerproxy.cpp
author hgs
Tue, 23 Mar 2010 23:28:12 +0200
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parent 85 7feec50967db
child 88 7f0462e8c3da
permissions -rw-r--r--
201005
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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: CCaLocalizerScannerProxy.cpp
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 *
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 */
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#include <badesca.h>
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#include <f32file.h>
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#include <qtranslator.h>
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#include <calocalizationentry.h>
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#include <QLocale>
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//#include "cainternaltypes.h"
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#include "caarraycleanup.inl"
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#include "calocalizerscannerproxy.h"
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#include "castorageproxy.h"
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#include "cadef.h"
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const char* KEmptyString = "";
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// ---------------------------------------------------------------------------
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// CCaLocalizerScannerProxy::NewL
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// Two-phased constructor.
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// ---------------------------------------------------------------------------
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//
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CCaLocalizerScannerProxy* CCaLocalizerScannerProxy::NewL(
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        CCaStorageProxy* aStorageProxy )
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    {
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    CCaLocalizerScannerProxy* self = CCaLocalizerScannerProxy::NewLC(
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        aStorageProxy );
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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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// CCaLocalizerScannerProxy::NewLC
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// Two-phased constructor.
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// ---------------------------------------------------------------------------
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//
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CCaLocalizerScannerProxy* CCaLocalizerScannerProxy::NewLC(
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        CCaStorageProxy* aStorageProxy )
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    {
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    CCaLocalizerScannerProxy* self = new( ELeave ) CCaLocalizerScannerProxy(
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        aStorageProxy );
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    CleanupStack::PushL( self );
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    self->ConstructL();
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    return self;
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    }
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// ---------------------------------------------------------------------------
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// CCaLocalizerScannerProxy::ConstructL
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// Symbian 2nd phase constructor can leave.
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// ---------------------------------------------------------------------------
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//
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void CCaLocalizerScannerProxy::ConstructL()
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    {
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    iTranslator = new ( ELeave ) QTranslator();
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    PerformL();
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    }
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// ---------------------------------------------------------------------------
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// CCaLocalizerScannerProxy::CCaLocalizerScannerProxy
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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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CCaLocalizerScannerProxy::CCaLocalizerScannerProxy(
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        CCaStorageProxy* aStorageProxy ) :
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    iStorageProxy( aStorageProxy )
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    {
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    }
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// ---------------------------------------------------------------------------
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// CCaLocalizerScannerProxy::~CCaLocalizerScannerProxy
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// Destructor.
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// ---------------------------------------------------------------------------
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//
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CCaLocalizerScannerProxy::~CCaLocalizerScannerProxy()
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    {
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    delete iTranslator;
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    }
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// ---------------------------------------------------------------------------
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// CCaLocalizerScannerProxy::PerformL
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// ---------------------------------------------------------------------------
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//
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void CCaLocalizerScannerProxy::PerformL()
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    {
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    QString locale = QLocale::system().name();
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    QString filename = QString( "contentstorage_" ) + locale;
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    if( !LoadTranslator( filename ) )
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        {
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        //User::Leave(KErrNotFound); TODO what here
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        }
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    TPtrC ptrLocale( reinterpret_cast<const TText*>( locale.constData() ) );
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    TBuf<KCaMaxAttrNameLen> propertyValue;
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    // trap is here to assure deletion of qtranslator in case code leaves
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    iStorageProxy->DbPropertyL( KCaDbPropLanguage, propertyValue );
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    if( ptrLocale.CompareC( propertyValue ) )
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        {
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        // language is changed - update locale names
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        UpdateLocalNamesL();
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        // remember info about new language in db
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        iStorageProxy->SetDBPropertyL( KCaDbPropLanguage, ptrLocale );
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        }
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    }
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// ---------------------------------------------------------------------------
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// CCaLocalizerScannerProxy::LoadTranslator
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// ---------------------------------------------------------------------------
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//
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TBool CCaLocalizerScannerProxy::LoadTranslator( QString filename )
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    {
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    TBool loaded( false );
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    // load from rom or testbase 
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    loaded = iTranslator->load( filename, QString( "z:/resource/qt/translations" ) );
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    if( !loaded )
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        {
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        loaded = iTranslator->load( filename, QString( "c:/resource/qt/translations" ) );
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        }
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    return loaded;
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    }
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// ---------------------------------------------------------------------------
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// CCaLocalizerScannerProxy::GetLocalizationRowsL
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// ---------------------------------------------------------------------------
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//
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void CCaLocalizerScannerProxy::GetLocalizationRowsL( RPointerArray<
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        CCaLocalizationEntry>& aLocals )
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    {
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    if( iStorageProxy )
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        {
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        iStorageProxy->GetLocalizationsL( aLocals );
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        }
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    }
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// ---------------------------------------------------------------------------
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// CCaLocalizerScannerProxy::UpdateLocalNamesL
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// ---------------------------------------------------------------------------
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//
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void CCaLocalizerScannerProxy::UpdateLocalNamesL()
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    {
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    RPointerArray<CCaLocalizationEntry> locals;
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    CleanupResetAndDestroyPushL( locals );
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    GetLocalizationRowsL( locals );
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    QString locName;
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    RBuf localizedName;
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    CleanupClosePushL( localizedName );
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    localizedName.CreateL( KCaMaxAttrValueLen ); 
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    for( TInt i = 0; i < locals.Count(); i++ )
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        {
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        const char* temp = DescriptorToStringL( locals[i]->GetStringId() );
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        // first string is a contex, probably to put in database in future
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        locName = iTranslator->translate( KEmptyString, temp, KEmptyString );
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        localizedName = reinterpret_cast<const TText*> ( locName.constData() );
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        if (localizedName.Compare(KNullDesC))
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        	{
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        	locals[i]->SetLocalizedStringL( localizedName );
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        	}
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        else
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        	{
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        	locals[i]->SetLocalizedStringL( locals[i]->GetStringId() );  
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        	}
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        iStorageProxy->LocalizeEntryL( *( locals[i] ) );
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        }
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    CleanupStack::PopAndDestroy( &localizedName );
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    CleanupStack::PopAndDestroy( &locals );
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    }
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// ---------------------------------------------------------------------------
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// CCaLocalizerScannerProxy::DescriptorToStringL
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// ---------------------------------------------------------------------------
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//
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const char* CCaLocalizerScannerProxy::DescriptorToStringL(
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        const TDesC& aDescriptor )
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    {
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    TInt length = aDescriptor.Length();
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    HBufC8* buffer = HBufC8::NewLC( length );
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    buffer->Des().Copy( aDescriptor );
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    char* str = new ( ELeave ) char[length + 1];
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    Mem::Copy( str, buffer->Ptr(), length );
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    str[length] = '\0';
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    CleanupStack::PopAndDestroy( buffer );
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    return str;
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    }
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