filemanager/src/fmbkupengine/src/CMMCScBkupState.cpp
branchRCL_3
changeset 39 65326cf895ed
parent 38 491b3ed49290
child 42 f5c50b8af68c
--- a/filemanager/src/fmbkupengine/src/CMMCScBkupState.cpp	Tue Aug 31 15:06:05 2010 +0300
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,243 +0,0 @@
-/*
-* Copyright (c) 2005 Nokia Corporation and/or its subsidiary(-ies).
-* All rights reserved.
-* This component and the accompanying materials are made available
-* under the terms of "Eclipse Public License v1.0""
-* which accompanies this distribution, and is available
-* at the URL "http://www.eclipse.org/legal/epl-v10.html".
-*
-* Initial Contributors:
-* Nokia Corporation - initial contribution.
-*
-* Contributors:
-*
-* Description: CMMCScBkupState implementation
-*
-*
-*/
-
-#include "CMMCScBkupState.h"
-
-// User includes
-#include "MMCScBkupLogger.h"
-
-
-// ========================= MEMBER FUNCTIONS ================================
-
-// ---------------------------------------------------------------------------
-// CMMCScBkupState::CMMCScBkupState()
-// 
-// C++ constructor.
-// ---------------------------------------------------------------------------
-CMMCScBkupState::CMMCScBkupState( MMMCScBkupDriver& aDriver, TInt aPriority )
-:   CActive( aPriority ), iDriver( aDriver )
-    {
-    CActiveScheduler::Add(this);
-    }
-
-
-// ---------------------------------------------------------------------------
-// CMMCScBkupState::~CMMCScBkupState()
-// 
-// Destructor.
-// ---------------------------------------------------------------------------
-CMMCScBkupState::~CMMCScBkupState()
-    {
-    Cancel();
-    }
-
-
-// ---------------------------------------------------------------------------
-// CMMCScBkupState::RunL()
-// 
-// 
-// ---------------------------------------------------------------------------
-void CMMCScBkupState::RunL()
-    {
-    User::LeaveIfError(iStatus.Int());
-    //
-    PerformAsynchronousStateStepL();
-    //
-    if  (!IsActive())
-        {
-        // If we've processed all the asynchronous steps, then
-        // perform the last rights on the state.
-        //
-        // If this causes a leave, then we cascade the failure
-        // to the observer - i.e. the error is treated as fatal.
-        TRAPD(err, PerformLastRightsL() );
-        CompleteObserver( err );
-        }
-    }
-
-
-// ---------------------------------------------------------------------------
-// CMMCScBkupState::DoCancel()
-// 
-// 
-// ---------------------------------------------------------------------------
-void CMMCScBkupState::DoCancel()
-    {
-    __LOG3("CMMCScBkupState::DoCancel() - START - state: 0x%08x, IsActive: %d, status: %d", StateId().iUid, IsActive(), iStatus.Int() );
-    PerformAsynchronousCancellation();
-    CompleteObserver( KErrCancel );
-    __LOG3("CMMCScBkupState::DoCancel() - END - state: 0x%08x, IsActive: %d, status: %d", StateId().iUid, IsActive(), iStatus.Int() );
-    }
-
-
-// ---------------------------------------------------------------------------
-// CMMCScBkupState::RunError()
-// 
-// 
-// ---------------------------------------------------------------------------
-TInt CMMCScBkupState::RunError(TInt aError)
-    {
-#ifdef MMCSCBKUP_USE_BREAKPOINTS
-    __BREAKPOINT();
-#endif
-    //
-    if  ( aError == KErrNoMemory || aError == KErrDiskFull || aError == KErrNotReady || aError == KErrServerTerminated || aError == KErrWrite )
-        {
-        __LOGFILE2("CMMCScBkupState::RunError() - **** - FATAL ERROR - state: 0x%08x, aError: %d - Notifying Observer (Engine)", StateId().iUid, aError );
-        CompleteObserver( aError );
-        }
-    else
-        {
-        __LOGFILE2("CMMCScBkupState::RunError() - **** - ATTEMPT TO HANDLE ERROR - state: 0x%08x, aError: %d...", StateId().iUid, aError );
-
-        const TBool errorHandled = PerformAsynchronousErrorCleanup( aError );
-
-        __LOGFILE1("CMMCScBkupState::RunError() - **** - handle error result: %d", errorHandled );
-
-        // If the cleanup callback didn't set us active again, then
-        // assume the object didn't perform any recovery. Therefore 
-        // inform our observer about the error and give up.
-        if  (!errorHandled || !IsActive())
-            {
-            CompleteObserver( aError );
-            }
-        }
-    //
-    return KErrNone;
-    }
-
-
-// ---------------------------------------------------------------------------
-// CMMCScBkupState::ExecuteL()
-// 
-// 
-// ---------------------------------------------------------------------------
-void CMMCScBkupState::ExecuteL(TRequestStatus& aObserver)
-    {
-    SetObserver(aObserver);
-    TRAPD(error, PerformStateInitL());
-
-    // If the object is active, then it is making use of asynchronous
-    // functionality, in which case we do nothing.
-    //
-    // If the object is not active or the call to PerformStateActionL left, 
-    // then we complete the observer with the result of the trap
-    if  (error != KErrNone || IsActive() == EFalse)
-        {
-        if  (error == KErrNone)
-            {
-            PerformLastRightsL();
-            }
-        //
-        CompleteObserver(error);
-        }
-    }
-
-
-// ---------------------------------------------------------------------------
-// CMMCScBkupState::PerformAsynchronousStateStepL()
-// 
-// 
-// ---------------------------------------------------------------------------
-void CMMCScBkupState::PerformAsynchronousStateStepL()
-    {
-    // Derived classes should override this if they implement
-    // asynchronous behaviour
-    User::Invariant();
-    }
-
-
-// ---------------------------------------------------------------------------
-// CMMCScBkupState::PerformAsynchronousCancellation()
-// 
-// 
-// ---------------------------------------------------------------------------
-void CMMCScBkupState::PerformAsynchronousCancellation()
-    {
-    // Derived classes are expected to implement this if they have
-    // resources to free. For calls to CompleteSelf(), no action is needed.
-    __LOG3("CMMCScBkupState::PerformAsynchronousCancellation() - ERROR - cancellation not implemented for state: 0x%08x, IsActive: %d, status: %d", StateId().iUid, IsActive(), iStatus.Int() );
-    }
-
-
-// ---------------------------------------------------------------------------
-// CMMCScBkupState::PerformLastRightsL()
-// 
-// 
-// ---------------------------------------------------------------------------
-void CMMCScBkupState::PerformLastRightsL()
-    {
-    }
-
-
-// ---------------------------------------------------------------------------
-// CMMCScBkupState::PerformAsynchronousErrorCleanup()
-// 
-// 
-// ---------------------------------------------------------------------------
-TBool CMMCScBkupState::PerformAsynchronousErrorCleanup( TInt aError )
-    {
-    (void) aError;
-    __LOGFILE2("CMMCScBkupState::PerformAsynchronousErrorCleanup() - error: %d, state id: 0x%08x", aError, StateId().iUid );
-    return EFalse;
-    }
-
-
-// ---------------------------------------------------------------------------
-// CMMCScBkupState::CompleteSelf()
-// 
-// 
-// ---------------------------------------------------------------------------
-void CMMCScBkupState::CompleteSelf( TInt aCompletionCode )
-    {
-    SetActive();
-    TRequestStatus* status = &iStatus;
-    User::RequestComplete( status, aCompletionCode );
-    }
-
-
-// ---------------------------------------------------------------------------
-// CMMCScBkupState::CompleteObserver()
-// 
-// 
-// ---------------------------------------------------------------------------
-void CMMCScBkupState::CompleteObserver( TInt aCompletionCode )
-    {
-    __ASSERT_ALWAYS(iObserver != NULL, User::Invariant());
-    User::RequestComplete( iObserver, aCompletionCode );
-    }
-
-
-// ---------------------------------------------------------------------------
-// CMMCScBkupState::SetObserver()
-// 
-// 
-// ---------------------------------------------------------------------------
-void CMMCScBkupState::SetObserver(TRequestStatus& aStatus)
-    {
-    __ASSERT_ALWAYS(iObserver == NULL, User::Invariant());
-    aStatus = KRequestPending;
-    iObserver = &aStatus;
-    }
-
-
-
-
-
-
-