mirror of
https://github.com/pocoproject/poco.git
synced 2025-11-04 04:09:57 +01:00
b0581433a7
fix: remove executable flag and change back to 100644 (was 100755) Signed-off-by: Roger Meier <r.meier@siemens.com>
114 lines
2.0 KiB
C++
114 lines
2.0 KiB
C++
//
|
|
// RecursiveDirectoryIteratorImpl.h
|
|
//
|
|
// $Id$
|
|
//
|
|
// Library: Foundation
|
|
// Package: Filesystem
|
|
// Module: RecursiveDirectoryIterator
|
|
//
|
|
// Definition of the RecursiveDirectoryIteratorImpl class.
|
|
//
|
|
// Copyright (c) 2012, Applied Informatics Software Engineering GmbH.
|
|
// and Contributors.
|
|
//
|
|
// SPDX-License-Identifier: BSL-1.0
|
|
//
|
|
|
|
|
|
#ifndef Foundation_RecursiveDirectoryIteratorImpl_INCLUDED
|
|
#define Foundation_RecursiveDirectoryIteratorImpl_INCLUDED
|
|
|
|
|
|
#include "Poco/Foundation.h"
|
|
#include "Poco/DirectoryIteratorStrategy.h"
|
|
#include <stack>
|
|
#include <functional>
|
|
|
|
|
|
namespace Poco {
|
|
|
|
|
|
class ChildrenFirstTraverse;
|
|
class SiblingsFirstTraverse;
|
|
|
|
|
|
template<class TTraverseStrategy = ChildrenFirstTraverse>
|
|
class RecursiveDirectoryIteratorImpl
|
|
{
|
|
public:
|
|
enum
|
|
{
|
|
D_INFINITE = 0 /// Special value for infinite traverse depth.
|
|
};
|
|
|
|
RecursiveDirectoryIteratorImpl(const std::string& path, UInt16 maxDepth = D_INFINITE)
|
|
: _maxDepth(maxDepth), _traverseStrategy(std::ptr_fun(depthFun), _maxDepth), _isFinished(false), _rc(1)
|
|
{
|
|
_itStack.push(DirectoryIterator(path));
|
|
_current = _itStack.top()->path();
|
|
}
|
|
|
|
~RecursiveDirectoryIteratorImpl()
|
|
{
|
|
}
|
|
|
|
inline void duplicate()
|
|
{
|
|
++_rc;
|
|
}
|
|
|
|
inline void release()
|
|
{
|
|
if (--_rc == 0)
|
|
delete this;
|
|
}
|
|
|
|
inline UInt16 depth() const
|
|
{
|
|
return depthFun(_itStack);
|
|
}
|
|
|
|
inline UInt16 maxDepth() const
|
|
{
|
|
return _maxDepth;
|
|
}
|
|
|
|
inline const std::string& get() const
|
|
{
|
|
return _current;
|
|
}
|
|
const std::string& next()
|
|
{
|
|
if (_isFinished)
|
|
return _current;
|
|
|
|
_current = _traverseStrategy.next(&_itStack, &_isFinished);
|
|
|
|
return _current;
|
|
}
|
|
|
|
private:
|
|
typedef std::stack<DirectoryIterator> Stack;
|
|
|
|
static UInt16 depthFun(const Stack& stack)
|
|
/// Function which implements the logic of determining
|
|
/// recursion depth.
|
|
{
|
|
return static_cast<Poco::UInt16>(stack.size());
|
|
}
|
|
|
|
UInt16 _maxDepth;
|
|
TTraverseStrategy _traverseStrategy;
|
|
bool _isFinished;
|
|
Stack _itStack;
|
|
std::string _current;
|
|
int _rc;
|
|
};
|
|
|
|
|
|
} // namespace Poco
|
|
|
|
|
|
#endif // Foundation_RecursiveDirectoryIteratorImpl_INCLUDED
|