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https://github.com/pocoproject/poco.git
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46c3d74c5f
1) Recursive and SortedDirectoryIterator - added to VS projects - fixed some style/formatting - fxed windows tests 2) Added ListMap Poco::ListMap is a std::mulitimap-like container that preserves insertion order (needed to prevent Net message headers)
113 lines
3.3 KiB
C++
113 lines
3.3 KiB
C++
//
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// RecursiveDirectoryIteratorStategies.h
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//
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// $Id$
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//
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// Library: Foundation
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// Package: Filesystem
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// Module: RecursiveDirectoryIterator
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//
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// Definitions of the RecursiveDirectoryIterator stategy classes.
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//
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// Copyright (c) 2012, Applied Informatics Software Engineering GmbH.
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// and Contributors.
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//
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// Permission is hereby granted, free of charge, to any person or organization
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// obtaining a copy of the software and accompanying documentation covered by
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// this license (the "Software") to use, reproduce, display, distribute,
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// execute, and transmit the Software, and to prepare derivative works of the
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// Software, and to permit third-parties to whom the Software is furnished to
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// do so, all subject to the following:
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//
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// The copyright notices in the Software and this entire statement, including
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// the above license grant, this restriction and the following disclaimer,
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// must be included in all copies of the Software, in whole or in part, and
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// all derivative works of the Software, unless such copies or derivative
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// works are solely in the form of machine-executable object code generated by
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// a source language processor.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
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// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
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// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
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// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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//
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#ifndef Foundation_RecursiveDirectoryIteratorStrategy_INCLUDE
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#define Foundation_RecursiveDirectoryIteratorStrategy_INCLUDE
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#include "Poco/Foundation.h"
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#include "Poco/DirectoryIterator.h"
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#include <stack>
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#include <queue>
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#include <functional>
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namespace Poco
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{
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class Foundation_API TraverseBase
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{
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public:
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typedef std::stack<DirectoryIterator> Stack;
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typedef std::pointer_to_unary_function<const Stack&, UInt16> DepthFunPtr;
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enum
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{
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D_INFINITE = 0
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};
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/// Constant for infinite traverse depth.
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TraverseBase(DepthFunPtr depthDeterminer, UInt16 maxDepth = D_INFINITE);
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protected:
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bool isFiniteDepth();
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DepthFunPtr _depthDeterminer;
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UInt16 _maxDepth;
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DirectoryIterator _itEnd;
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private:
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TraverseBase();
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TraverseBase(const TraverseBase&);
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TraverseBase& operator=(const TraverseBase&);
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};
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class Foundation_API ChildrenFirstTraverse: public TraverseBase
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{
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public:
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ChildrenFirstTraverse(DepthFunPtr depthDeterminer, UInt16 maxDepth = D_INFINITE);
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const std::string next(Stack* itStack, bool* isFinished);
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private:
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ChildrenFirstTraverse();
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ChildrenFirstTraverse(const ChildrenFirstTraverse&);
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ChildrenFirstTraverse& operator=(const ChildrenFirstTraverse&);
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};
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class Foundation_API SiblingsFirstTraverse: public TraverseBase
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{
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public:
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SiblingsFirstTraverse(DepthFunPtr depthDeterminer, UInt16 maxDepth = D_INFINITE);
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const std::string next(Stack* itStack, bool* isFinished);
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private:
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SiblingsFirstTraverse();
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SiblingsFirstTraverse(const SiblingsFirstTraverse&);
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SiblingsFirstTraverse& operator=(const SiblingsFirstTraverse&);
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std::stack<std::queue<std::string> > _dirsStack;
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};
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} // namespace Poco
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#endif // Foundation_RecursiveDirectoryIteratorStrategy_INCLUDE
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