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/*
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* Copyright (c) 2002-2008 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: Active object wrapper for SAT Server
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*
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*/
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#include "csatsactivewrapper.h"
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#include "SatLog.h"
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const TInt KShortWait = 200; // 200 microseconds
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const TInt KWaitTimes = 5; // Number of retries
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// ================= MEMBER FUNCTIONS ==========================================
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// Class constructor.
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CSatSActiveWrapper::CSatSActiveWrapper() :
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CActive( EPriorityStandard )
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{
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LOG( SIMPLE, "SATENGINE: CSatSActiveWrapper::CSatSActiveWrapper \
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calling-exiting" )
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CActiveScheduler::Add( this );
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}
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// Destructor
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CSatSActiveWrapper::~CSatSActiveWrapper()
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{
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LOG( SIMPLE, "SATENGINE: CSatSActiveWrapper::~CSatSActiveWrapper calling" )
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if ( iTimer )
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{
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iTimer->Cancel();
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delete iTimer;
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}
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LOG( SIMPLE, "SATENGINE: CSatSActiveWrapper::~CSatSActiveWrapper exiting" )
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}
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// -----------------------------------------------------------------------------
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// CSatSActiveWrapper::RequestStatus
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// -----------------------------------------------------------------------------
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//
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TRequestStatus& CSatSActiveWrapper::RequestStatus()
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{
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LOG( DETAILED, "SATENGINE: CSatSActiveWrapper::RequestStatus calling" )
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TInt retries( 0 );
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while ( IsActive() && ( retries++ < KWaitTimes ) )
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{
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// If this wrapper is already active, wait little bit
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After( KShortWait );
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}
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LOG2( DETAILED, "SATENGINE: CSatSActiveWrapper::RequestStatus retries: %d",
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retries )
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// Double check. If still active, cancel
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if ( IsActive() )
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{
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LOG( SIMPLE, "SATENGINE: CSatSActiveWrapper::RequestStatus active" )
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CancelWrapper();
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}
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LOG( DETAILED, "SATENGINE: CSatSActiveWrapper::RequestStatus exiting" )
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return iStatus;
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}
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// -----------------------------------------------------------------------------
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// CSatSActiveWrapper::SetActiveAndWait
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// -----------------------------------------------------------------------------
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//
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TInt CSatSActiveWrapper::SetActiveAndWait()
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{
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LOG( DETAILED, "SATENGINE: CSatSActiveWrapper::SetActiveAndWait calling" )
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TInt returnValue( KErrInUse );
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if ( !IsActive() && !iWait.IsStarted() )
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{
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LOG( DETAILED,
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"SATENGINE: CSatSActiveWrapper::SetActiveAndWait setActiveAndWait" )
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SetActive();
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iWait.Start(); // Blocks until request is complete or cancelled
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returnValue = iStatus.Int();
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}
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LOG( DETAILED, "SATENGINE: CSatSActiveWrapper::SetActiveAndWait exiting" )
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return returnValue;
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}
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// -----------------------------------------------------------------------------
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// CSatSActiveWrapper::After
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// -----------------------------------------------------------------------------
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void CSatSActiveWrapper::After(
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const TTimeIntervalMicroSeconds32& aDelay,
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const TTimeIntervalMicroSeconds32& aInterval )
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{
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LOG( SIMPLE, "SATENGINE: CSatSActiveWrapper::After calling" )
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if ( !iAfterWait.IsStarted() )
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{
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LOG( SIMPLE, "SATENGINE: CSatSActiveWrapper::After start iAfterWait" )
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TRAP_IGNORE( ( iTimer = CPeriodic::NewL( EPriorityStandard ) ) )
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iTimer->Start( aDelay, aInterval, TCallBack( DelayCallBack, this ) );
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iAfterWait.Start();
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delete iTimer;
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iTimer = NULL;
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}
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LOG( SIMPLE, "SATENGINE: CSatSActiveWrapper::After exiting" )
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}
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// -----------------------------------------------------------------------------
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// CSatSActiveWrapper::DelayCallBack
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// Timer call back function
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// -----------------------------------------------------------------------------
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TInt CSatSActiveWrapper::DelayCallBack( TAny* aPtr )
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{
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LOG( SIMPLE, "SATENGINE: CSatSActiveWrapper::DelayCallBack calling" )
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CSatSActiveWrapper* ptrThis = static_cast<CSatSActiveWrapper*>( aPtr );
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if ( ptrThis && ( ptrThis->iAfterWait.IsStarted() ) )
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{
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LOG( SIMPLE, "SATENGINE: CSatSActiveWrapper::DelayCallBack stop \
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iAfterWait" )
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ptrThis->iAfterWait.AsyncStop();
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}
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LOG( SIMPLE, "SATENGINE: CSatSActiveWrapper::DelayCallBack exiting" )
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return ( EFalse );
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}
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// -----------------------------------------------------------------------------
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// CSatSActiveWrapper::AddSubSessionL
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// -----------------------------------------------------------------------------
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void CSatSActiveWrapper::CancelWrapper()
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{
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LOG( SIMPLE, "SATENGINE: CSatSActiveWrapper::CancelWrapper calling" )
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// If pending for request, cancel active
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if ( IsActive() )
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{
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LOG( SIMPLE,
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"SATENGINE: CSatSActiveWrapper::CancelWrapper cancel iWait" )
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// Calls DoCancel which cancels iWait
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Cancel();
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}
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else if ( iAfterWait.IsStarted() )
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{
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LOG( SIMPLE,
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"SATENGINE: CSatSActiveWrapper::CancelWrapper cancel timer" )
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// Cancels timer
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iAfterWait.AsyncStop();
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}
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else
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{
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LOG( SIMPLE,
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"SATENGINE: CSatSActiveWrapper::CancelWrapper Wrapper not active" )
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}
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LOG( SIMPLE, "SATENGINE: CSatSActiveWrapper::CancelWrapper exiting" )
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}
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// -----------------------------------------------------------------------------
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// CSatSActiveWrapper::Release
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// -----------------------------------------------------------------------------
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void CSatSActiveWrapper::Release()
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{
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LOG( SIMPLE, "SATENGINE: CSatSActiveWrapper::Release calling-exiting" )
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delete this;
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}
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// -----------------------------------------------------------------------------
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// CSatSActiveWrapper::RunL
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// Synchronous request complete
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// -----------------------------------------------------------------------------
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//
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void CSatSActiveWrapper::RunL()
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{
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LOG( DETAILED, "SATENGINE: CSatSActiveWrapper::RunL calling" )
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iWait.AsyncStop();
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LOG( DETAILED, "SATENGINE: CSatSActiveWrapper::RunL exiting" )
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}
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// -----------------------------------------------------------------------------
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// CSatSActiveWrapper::DoCancel
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// Synchronous request complete
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// -----------------------------------------------------------------------------
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//
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void CSatSActiveWrapper::DoCancel()
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{
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LOG( SIMPLE, "SATENGINE: CSatBIPUtils::DoCancel calling" )
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iWait.AsyncStop();
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LOG( SIMPLE, "SATENGINE: CSatBIPUtils::DoCancel exiting" )
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}
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