Read a text file in joedbi format. More...

#include <joedb/journal/Readonly_Interpreted_File.h>

Inheritance diagram for joedb::Readonly_Interpreted_File:

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Collaboration diagram for joedb::Readonly_Interpreted_File:

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Public Member Functions
	Readonly_Interpreted_File (std::istream &stream)

	Readonly_Interpreted_File (std::istream &&stream)

	Readonly_Interpreted_File (const char *file_name)

	Readonly_Interpreted_File (const std::string &file_name)

	~Readonly_Interpreted_File ()

Public Member Functions inherited from joedb::Memory_File
	Memory_File (Open_Mode mode=Open_Mode::create_new)

void	resize (size_t size)

std::string &	get_data ()

const std::string &	get_data () const

std::string	move_data () const

int64_t	get_size () const override
	Get the size of the file, or -1 if it is unknown.

size_t	pread (char *buffer, size_t size, int64_t offset) const override
	Read a range of bytes.

void	pwrite (const char *buffer, size_t size, int64_t offset) override
	Write a range of bytes. Extend file size if necessary.

Public Member Functions inherited from joedb::Abstract_File
	Abstract_File (Open_Mode mode)

bool	is_shared () const noexcept

bool	is_readonly () const noexcept

Open_Mode	get_mode () const noexcept

virtual void	sync ()
	Write data durably (including file-size change)

virtual void	datasync ()
	Write data durably (no file-size change)

virtual void	shared_lock (int64_t start, int64_t size)
	Lock a range of bytes for reading (prevents writes, not reads)

virtual void	exclusive_lock (int64_t start, int64_t size)
	Lock a range of bytes for writing (prevents both writes and reads)

virtual void	unlock (int64_t start, int64_t size) noexcept
	Remove a lock. The range should match the range of a corresponding lock.

void	exclusive_lock_tail ()

void	unlock_tail () noexcept

bool	tail_is_locked () const noexcept

void	shared_lock_head ()

void	exclusive_lock_head ()

void	unlock_head () noexcept

std::string	read_blob (Blob blob) const

virtual void	copy_to (Abstract_File &destination, int64_t start, int64_t size) const

virtual bool	equal_to (const Abstract_File &destination, int64_t from, int64_t until) const

void	copy_to (Abstract_File &destination) const

virtual	~Abstract_File ()=default

Protected Member Functions
	Readonly_Interpreted_File (std::istream &stream, bool readonly)

Protected Member Functions inherited from joedb::Abstract_File
void	make_readonly ()

void	make_writable ()

Protected Attributes
Database	db

Writable_Journal	journal

Protected Attributes inherited from joedb::Memory_File
std::string	data

Additional Inherited Members
Static Public Member Functions inherited from joedb::Abstract_File
static void	reading_past_end_of_file ()

Static Protected Attributes inherited from joedb::Abstract_File
static constexpr int64_t	last_position = (1ULL << 63) - 1