author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 27 Apr 2010 16:30:29 +0300 | |
branch | RCL_3 |
changeset 19 | 04becd199f91 |
permissions | -rw-r--r-- |
19
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/* |
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* Copyright (c) 2003 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: Implementation of various helper functions used for |
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* serialization. |
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* |
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*/ |
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|
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|
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///////////////////////////////////////////////////////////////////// |
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// RPointerArray utilities |
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///////////////////////////////////////////////////////////////////// |
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|
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// ----------------------------------------------------------------------------- |
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// CopyPointerArrayL |
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// ----------------------------------------------------------------------------- |
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// |
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template <class T> |
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void CopyPointerArrayL(RPointerArray<T>& aNew, const RPointerArray<T>& aOld) |
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{ |
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for (TInt i = 0; i < aOld.Count(); ++i) |
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{ |
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T* item = TTraits<T>::CopyLC(*aOld[i]); |
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User::LeaveIfError(aNew.Append(item)); |
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CleanupStack::Pop(item); |
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} |
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} |
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|
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// ----------------------------------------------------------------------------- |
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// ExternalizePointerArrayL |
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// ----------------------------------------------------------------------------- |
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// |
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template <class T> |
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void ExternalizePointerArrayL(const RPointerArray<T>& aArray, |
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RWriteStream& aStream) |
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{ |
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aStream.WriteInt32L(aArray.Count()); |
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for (TInt i = 0; i < aArray.Count(); ++i) |
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{ |
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TTraits<T>::WriteToStreamL(*aArray[i], aStream); |
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} |
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} |
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|
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// ----------------------------------------------------------------------------- |
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// InternalizePointerArrayL |
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// ----------------------------------------------------------------------------- |
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// |
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template <class T> |
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void InternalizePointerArrayL(RPointerArray<T>& aArray, RReadStream& aStream) |
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{ |
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TInt count = aStream.ReadInt32L(); |
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for (TInt i = 0; i < count; ++i) |
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{ |
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T* item = TTraits<T>::ReadFromStreamLC(aStream); |
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User::LeaveIfError(aArray.Append(item)); |
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CleanupStack::Pop(item); |
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} |
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} |
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|
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// ----------------------------------------------------------------------------- |
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// PointerArraySizeForStreamingL |
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// ----------------------------------------------------------------------------- |
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// |
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template <class T> |
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TInt PointerArraySizeForStreamingL(const RPointerArray<T>& aArray) |
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{ |
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TInt size = sizeof(TInt32); |
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for (TInt i = aArray.Count(); 0 < i;) |
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{ |
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size += TTraits<T>::SizeForStreamingL(*aArray[--i]); |
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} |
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return size; |
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} |
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|
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///////////////////////////////////////////////////////////////////// |
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// RArray utilities |
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///////////////////////////////////////////////////////////////////// |
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|
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// ----------------------------------------------------------------------------- |
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// CopyArrayL |
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// ----------------------------------------------------------------------------- |
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// |
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template <class T> |
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void CopyArrayL(RArray<T>& aNew, const RArray<T>& aOld) |
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{ |
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for (TInt i = 0; i < aOld.Count(); ++i) |
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{ |
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User::LeaveIfError(aNew.Append(aOld[i])); |
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} |
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} |
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|
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// ----------------------------------------------------------------------------- |
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// ExternalizeArrayL |
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// ----------------------------------------------------------------------------- |
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// |
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template <class T> |
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void ExternalizeArrayL(const RArray<T>& aArray, RWriteStream& aStream) |
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{ |
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aStream.WriteInt32L(aArray.Count()); |
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for (TInt i = 0; i < aArray.Count(); ++i) |
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{ |
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aStream.WriteL(TPckgC<T>(aArray[i])); |
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} |
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} |
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|
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// ----------------------------------------------------------------------------- |
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// InternalizeArrayL |
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// ----------------------------------------------------------------------------- |
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// |
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template <class T> |
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void InternalizeArrayL(RArray<T>& aArray, RReadStream& aStream) |
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{ |
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TInt count = aStream.ReadInt32L(); |
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for (TInt i = 0; i < count; ++i) |
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{ |
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T item; |
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TPckg<T> itemPckg(item); |
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aStream.ReadL(itemPckg); |
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User::LeaveIfError(aArray.Append(item)); |
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} |
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} |
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|
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// ----------------------------------------------------------------------------- |
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// ArraySizeForStreamingL |
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// ----------------------------------------------------------------------------- |
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// |
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template <class T> |
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TInt ArraySizeForStreamingL(const RArray<T>& aArray) |
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{ |
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return sizeof(TInt32) + aArray.Count() * sizeof(T); |
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} |
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142 |