JYCache/s3fs/s3objlist.h

86 lines
2.8 KiB
C++

/*
* s3fs - FUSE-based file system backed by Amazon S3
*
* Copyright(C) 2007 Randy Rizun <rrizun@gmail.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef S3FS_S3OBJLIST_H_
#define S3FS_S3OBJLIST_H_
#include <map>
#include <string>
#include <vector>
//-------------------------------------------------------------------
// Structure / Typedef
//-------------------------------------------------------------------
struct s3obj_entry{
std::string normalname; // normalized name: if empty, object is normalized name.
std::string orgname; // original name: if empty, object is original name.
std::string etag;
bool is_dir;
s3obj_entry() : is_dir(false) {}
};
typedef std::map<std::string, struct s3obj_entry> s3obj_t;
typedef std::vector<std::string> s3obj_list_t;
//-------------------------------------------------------------------
// Class S3ObjList
//-------------------------------------------------------------------
class S3ObjList
{
private:
s3obj_t objects;
public:
std::vector<std::string> common_prefixes;
private:
bool insert_normalized(const char* name, const char* normalized, bool is_dir);
const s3obj_entry* GetS3Obj(const char* name) const;
s3obj_t::const_iterator begin() const { return objects.begin(); }
s3obj_t::const_iterator end() const { return objects.end(); }
public:
S3ObjList() {}
~S3ObjList() {}
bool IsEmpty() const { return objects.empty(); }
bool insert(const char* name, const char* etag = nullptr, bool is_dir = false);
std::string GetOrgName(const char* name) const;
std::string GetNormalizedName(const char* name) const;
std::string GetETag(const char* name) const;
bool IsDir(const char* name) const;
bool GetNameList(s3obj_list_t& list, bool OnlyNormalized = true, bool CutSlash = true) const;
bool GetLastName(std::string& lastname) const;
static bool MakeHierarchizedList(s3obj_list_t& list, bool haveSlash);
};
#endif // S3FS_S3OBJLIST_H_
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
* vim600: expandtab sw=4 ts=4 fdm=marker
* vim<600: expandtab sw=4 ts=4
*/