Class SparseStore

• Defined in File SparseStore.h

Nested Relationships

Nested Types

• Struct SparseStore::file_descriptor

Inheritance Relationships

Base Type

• public Umap::Store (Class Store)

Class Documentation

class SparseStore : public Umap::Store

Public Functions

SparseStore(size_t _rsize_, size_t _aligned_size_, std::string _root_path_, size_t _file_Size_)

SparseStore(std::string _root_path, bool _read_only_)

~SparseStore()

ssize_t read_from_store(char *buf, size_t nb, off_t off)

ssize_t write_to_store(char *buf, size_t nb, off_t off)

size_t get_current_capacity()

int close_files()

virtual ssize_t read_from_store(char *buf, std::size_t nb, off_t off) = 0

virtual ssize_t write_to_store(char *buf, std::size_t nb, off_t off) = 0

Public Static Functions

static size_t get_capacity(std::string base_path)

To get the size of any persistent region created using SparseStore without the need to instianiate an object

static Store *make_store(void *_region_, std::size_t _rsize_, std::size_t _alignsize_, int _fd_)