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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef WEBKIT_FILEAPI_FILE_SYSTEM_PATH_H_
#define WEBKIT_FILEAPI_FILE_SYSTEM_PATH_H_
#include "base/file_path.h"
#include "base/platform_file.h"
#include "googleurl/src/gurl.h"
#include "webkit/fileapi/file_system_types.h"
namespace fileapi {
class FileSystemFileUtil;
// A class representing a filesystem path which consists of origin URL,
// type and an internal path used inside the filesystem. The class also has
// a corresponding FileSystemFileUtil by which the filesystem file is
// handled.
// NOTE: If we completely get rid of cross-filesystem operations under
// FileSystemOperation we may end up converting all the FileSystemPath
// occurences back to a FilePath's.
class FileSystemPath {
public:
FileSystemPath();
FileSystemPath(const GURL& origin,
FileSystemType type,
const FilePath& internal_path);
~FileSystemPath();
// Gets and sets the origin URL of this filesystem.
const GURL& origin() const { return origin_; }
void set_origin(const GURL& origin) { origin_ = origin; }
// Gets and sets the type of this filesystem (e.g. FileSystemTypeTemporary).
FileSystemType type() const { return type_; }
void set_type(FileSystemType type) { type_ = type; }
// Gets and sets the internal path of this filesystem, which is the path
// used to specify the file in the filesystem. The value could be either
// virtual or platform path depending on filesystem types and corresponding
// file_util's.
const FilePath& internal_path() const { return internal_path_; }
void set_internal_path(const FilePath& internal_path) {
internal_path_ = internal_path;
}
// Returns a new FileSystemPath with the given internal_path.
// This doesn't change the calling instance's data.
FileSystemPath WithInternalPath(const FilePath& internal_path) const;
// Path related convenient methods.
FileSystemPath BaseName() const {
return WithInternalPath(internal_path().BaseName());
}
FileSystemPath DirName() const {
return WithInternalPath(internal_path().DirName());
}
FileSystemPath Append(const FilePath& component) const {
return WithInternalPath(internal_path().Append(component));
}
FileSystemPath Append(const FilePath::StringType& component) const {
return WithInternalPath(internal_path().Append(component));
}
FileSystemPath AppendASCII(const base::StringPiece& component) const {
return WithInternalPath(internal_path().AppendASCII(component));
}
bool IsParent(const FileSystemPath& other) const {
return internal_path_.IsParent(other.internal_path());
}
bool operator==(const FileSystemPath& that) const;
private:
GURL origin_;
FileSystemType type_;
FilePath internal_path_;
};
} // namespace fileapi
#endif // WEBKIT_FILEAPI_FILE_SYSTEM_PATH_H_
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