mpx/tsrc/public/basic/common/inc/timeoutcontroller.h
author hgs
Tue, 21 Sep 2010 11:25:55 -0500
changeset 62 b276843a15ba
permissions -rw-r--r--
201037
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/*
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* Copyright (c) 2002 - 2007 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:  Implements timeout for asynchronous operations.
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*
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*/
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#include <e32svr.h>
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#include <StifParser.h>
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#include <StifLogger.h>
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#include <Stiftestinterface.h>
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/* This class is used to notify the observer 
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*  about the timeout 
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*/
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class MTimeoutObserver
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{
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    public: // New functions
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    /**
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    * Timeout 
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    */
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    virtual void HandleTimeout(TInt error) = 0;
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};
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_LIT(KFormatTimeStamp, "%:0%J%:1%T%:2%S%.%*C4%:3%+B");
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/* This class is used for extra time controlling
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*  The STIF timeout isn't enough
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*/
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class CSimpleTimeout : public CActive
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{
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    public:     // Enumerations
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    // None
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    private:    // Enumerations
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    // None
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    public:     // Constructors and destructor
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    /**
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    * Two-phased constructor.
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    */
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    static CSimpleTimeout* NewL( MTimeoutObserver* aObserver, CStifLogger* aLogger);
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    /**
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    * Destructor.
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    */
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    ~CSimpleTimeout();
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    public:     // New functions
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    /**
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    * Starts timeout counting
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    */
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    void Start(TTimeIntervalMicroSeconds aTimeout);
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    /**
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    * Cancel timeout counting
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    */
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    void Stop();
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    public:     // Functions from base classes
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    /**
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    * RunL derived from CActive handles the completed requests.
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    */
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    void RunL();
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    /**
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    * DoCancel derived from CActive handles the cancel
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    */
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    void DoCancel();
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    /**
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    * RunError derived from CActive handles errors from active handler.
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    */
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    TInt RunError( TInt aError );
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    protected:  // New functions
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    // None
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    protected:  // Functions from base classes
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    // None
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    private:
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    /**
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    * By default Symbian OS constructor is private.
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    */
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    void ConstructL(MTimeoutObserver* aObserver, CStifLogger* aLogger);
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    /**
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    * C++ constructor.
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    */
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    CSimpleTimeout();
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    public:     // Data
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    // None
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    protected:  // Data
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    // None
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    private:    // Data
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    MTimeoutObserver*   iObserver;
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    RTimer 						  iTimer;
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    // Storage for testcase timeout.
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    TTime 						iTestCaseTimeout;
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    CStifLogger*				iLog;
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    public:     // Friend classes
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    // None
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    protected:  // Friend classes
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    // None
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    private:    // Friend classes
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    // None
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};