Read plain text files line by line (basic interface). More...

Public Member Functions
	basic_line_reader (const std::string &fn)

	basic_line_reader (std::istream *const in)

void	set_commentchar (const char c)
	Line comment char, default: '#'; line comments disabled: '\0'.

void	set_skipempty (const bool s)
	Skip empty lines, default: true.

shore::signal< const std::string & > &	sigmetadata ()
	Signal supplying skipped empty and comment lines.

bool	next (std::string &line)

const std::string &	get_name () const

void	seek (const std::streampos position)
	Seek to the next line start following a position in the file.

template<typename Cmp >
void	seek_to (Cmp cmp, const std::string &key)
	Perform line_sorter::upper_bound() on a file sorted according to cmp.

template<typename Cmp >
void	seek_to_lower (Cmp cmp, const std::string &key)
	Perform line_sorter::lower_bound() on a file sorted according to cmp.

void	set_blocks (const size_t blocksize, const std::set< size_t > &blocks)
	Only read the lines that start inside the fixed-size blocks specified. More...

Detailed Description

Read plain text files line by line (basic interface).

Member Function Documentation

void shore::basic_line_reader::set_blocks	(	const size_t	blocksize,
		const std::set< size_t > &	blocks
	)

Only read the lines that start inside the fixed-size blocks specified.

Provided for indexing support (twodex).

The documentation for this class was generated from the following file: