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#ifndef ABSTRACT_FILESYSTEM_FACTORY_H
#define ABSTRACT_FILESYSTEM_FACTORY_H
#include "common/str.h"
#include "backends/fs/abstract-fs.h"
#include "backends/file/base-file.h"
/**
* Creates concrete FilesystemNode objects depending on the current architecture.
*/
class AbstractFilesystemFactory {
public:
typedef Common::String String;
/**
* Destructor.
*/
virtual ~AbstractFilesystemFactory() {}
/**
* Returns a node representing the "current directory".
* If your system does not support this concept, you can either try to
* emulate it or simply return some "sensible" default directory node,
* e.g. the same value as getRoot() returns.
*/
virtual AbstractFilesystemNode *makeCurrentDirectoryFileNode() const = 0;
/**
* Construct a node based on a path; the path is in the same format as it
* would be for calls to fopen().
*
* Furthermore getNodeForPath(oldNode.path()) should create a new node
* identical to oldNode. Hence, we can use the "path" value for persistent
* storage e.g. in the config file.
*
* @param path The path string to create a FilesystemNode for.
*/
virtual AbstractFilesystemNode *makeFileNodePath(const String &path) const = 0;
/**
* Returns a special node representing the filesystem root.
* The starting point for any file system browsing.
*
* On Unix, this will be simply the node for / (the root directory).
* On Windows, it will be a special node which "contains" all drives (C:, D:, E:).
*/
virtual AbstractFilesystemNode *makeRootFileNode() const = 0;
/**
* Creates a base file usable by the Common::File wrapper to implement several
* methods.
*/
virtual BaseFile *makeBaseFile() const = 0;
};
#endif /*ABSTRACT_FILESYSTEM_FACTORY_H*/
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