author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Mon, 03 May 2010 14:14:02 +0300 | |
changeset 17 | 41a8eba36f74 |
parent 0 | c40eb8fe8501 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2005-2007 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 the License "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: Policies for constant size arrays class template |
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* (see umaccarray.h). |
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* |
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*/ |
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|
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/* |
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* %version: 10 % |
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*/ |
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#ifndef _POLICYCARRAY_H |
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#define _POLICYCARRAY_H |
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|
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/* |
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* |
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* Copy ctor and assignment operator policies 4 Carray |
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* |
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* @usage examples: |
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* |
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* Carray<int* , 2, true, DeepCopy<int> > obj; |
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* Carray<int* , 2, true, DeepCopy<int> > obj2; |
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* obj[0] = new int(1); |
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* obj[1] = new int(2); |
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* // test deep copy |
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* Carray<int* , 2, true, DeepCopy<int> > obj6(obj); |
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* // test deep assignment |
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* obj2 = obj6; |
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* |
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* Carray<int , 2> obj3; |
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* Carray<int , 2> obj4; |
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* obj3[0] = 1; |
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* obj3[1] = 2; |
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* // test shallow copy |
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* Carray<int , 2> obj5(obj3); |
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* // test shallow assignment |
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* obj4 = obj3; |
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* |
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* Carray<clonable* , 2, true, CloneCopy<clonable> > obj7; |
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* Carray<clonable* , 2, true, CloneCopy<clonable> > obj9; |
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* obj7[0] = new clonable(1); |
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* obj7[1] = new clonable(2); |
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* // test clone copy |
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* Carray<clonable* , 2, true, CloneCopy<clonable> > obj8(obj7); |
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* // test clone assignment |
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* obj9 = obj7; |
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* |
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* Carray<int , 2, false, NoCopy<int> > obj10; |
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* Carray<int , 2, false, NoCopy<int> > obj11; |
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* // does not compile as it should not |
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* obj10 = obj11; |
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*/ |
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#include "algorithm.h" |
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// normal shallow copy |
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template <class T> |
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struct ShallowCopy |
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{ |
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typedef T* iterator; |
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static void Copy(iterator srcbegin, iterator srcend, iterator trgbegin) |
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{ |
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copy(srcbegin, srcend, trgbegin); |
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} |
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}; |
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// calls Clone() 4 copy |
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template <class T> |
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struct CloneCopy |
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{ |
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typedef T** iterator; |
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static void Copy(iterator srcbegin, iterator srcend, iterator trgbegin) |
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{ |
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while(srcbegin != srcend) |
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{ |
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*trgbegin = (*srcbegin)->Clone(); |
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++srcbegin; |
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++trgbegin; |
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} |
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} |
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}; |
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// just what name states copying and assignment are not allowed |
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template <class T> |
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struct NoCopy {}; |
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// global new and delete operators |
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struct OpNewAlloc |
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{ |
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static void* operator new(size_t size) |
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{ |
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return ::operator new(size); |
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} |
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static void operator delete(void* p , size_t /*size*/) |
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{ |
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::operator delete(p); |
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} |
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}; |
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#endif //_POLICYCARRAY_H |