/usr/include/Poco/DirectoryIteratorStrategy.h is in libpoco-dev 1.8.0.1-1ubuntu4.
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// RecursiveDirectoryIteratorStategies.h
//
// Library: Foundation
// Package: Filesystem
// Module: RecursiveDirectoryIterator
//
// Definitions of the RecursiveDirectoryIterator stategy classes.
//
// Copyright (c) 2012, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// SPDX-License-Identifier: BSL-1.0
//
#ifndef Foundation_RecursiveDirectoryIteratorStrategy_INCLUDED
#define Foundation_RecursiveDirectoryIteratorStrategy_INCLUDED
#include "Poco/Foundation.h"
#include "Poco/DirectoryIterator.h"
#include <stack>
#include <queue>
#include <functional>
namespace Poco {
class Foundation_API TraverseBase
{
public:
typedef std::stack<DirectoryIterator> Stack;
typedef std::pointer_to_unary_function<const Stack&, UInt16> DepthFunPtr;
enum
{
D_INFINITE = 0 /// Special value for infinite traverse depth.
};
TraverseBase(DepthFunPtr depthDeterminer, UInt16 maxDepth = D_INFINITE);
protected:
bool isFiniteDepth();
bool isDirectory(Poco::File& file);
DepthFunPtr _depthDeterminer;
UInt16 _maxDepth;
DirectoryIterator _itEnd;
private:
TraverseBase();
TraverseBase(const TraverseBase&);
TraverseBase& operator=(const TraverseBase&);
};
class Foundation_API ChildrenFirstTraverse: public TraverseBase
{
public:
ChildrenFirstTraverse(DepthFunPtr depthDeterminer, UInt16 maxDepth = D_INFINITE);
const std::string next(Stack* itStack, bool* isFinished);
private:
ChildrenFirstTraverse();
ChildrenFirstTraverse(const ChildrenFirstTraverse&);
ChildrenFirstTraverse& operator=(const ChildrenFirstTraverse&);
};
class Foundation_API SiblingsFirstTraverse: public TraverseBase
{
public:
SiblingsFirstTraverse(DepthFunPtr depthDeterminer, UInt16 maxDepth = D_INFINITE);
const std::string next(Stack* itStack, bool* isFinished);
private:
SiblingsFirstTraverse();
SiblingsFirstTraverse(const SiblingsFirstTraverse&);
SiblingsFirstTraverse& operator=(const SiblingsFirstTraverse&);
std::stack<std::queue<std::string> > _dirsStack;
};
} // namespace Poco
#endif // Foundation_RecursiveDirectoryIteratorStrategy_INCLUDED
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