Libosmium 2.22.0 Fast and flexible C++ library for working with OpenStreetMap data

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Public Types | Public Member Functions | Private Attributes | List of all members
osmium::io::Decompressor Class Referenceabstract

`#include <compression.hpp>`

Inheritance diagram for osmium::io::Decompressor:
[legend]

## Public Types
enum | { input_buffer_size = 1024U * 1024U }

## Public Member Functions
| Decompressor ()=default
| Decompressor (const Decompressor &)=delete
Decompressor & | operator= (const Decompressor &)=delete
| Decompressor (Decompressor &&)=delete
Decompressor & | operator= (Decompressor &&)=delete
virtual | ~Decompressor () noexcept=default
virtual std::string | read ()=0
virtual void | close ()=0
virtual bool | is_real () const noexcept
void | set_offset_ptr (std::atomic< std::size_t > *offset_ptr) noexcept
void | set_offset (const std::size_t offset) noexcept
bool | want_buffered_pages_removed () const noexcept
void | set_want_buffered_pages_removed (bool value) noexcept

## Private Attributes
std::atomic< std::size_t > * | m_offset_ptr {nullptr}
std::atomic_bool | m_want_buffered_pages_removed {false}

## Member Enumeration Documentation

## ◆ anonymous enum

anonymous enum

Enumerator
input_buffer_size |

## Constructor & Destructor Documentation

## ◆ Decompressor() [1/3]

osmium::io::Decompressor::Decompressor | ( |  | ) |
| default

## ◆ Decompressor() [2/3]

osmium::io::Decompressor::Decompressor | ( | const Decompressor & |  | ) |
| delete

## ◆ Decompressor() [3/3]

osmium::io::Decompressor::Decompressor | ( | Decompressor && |  | ) |
| delete

## ◆ ~Decompressor()

virtual osmium::io::Decompressor::~Decompressor | ( |  | ) |
| virtual default noexcept

## Member Function Documentation

## ◆ close()

virtual void osmium::io::Decompressor::close | ( |  | ) |
| pure virtual

Implemented in osmium::io::Bzip2BufferDecompressor, osmium::io::Bzip2Decompressor, osmium::io::DummyDecompressor, osmium::io::GzipBufferDecompressor, osmium::io::GzipDecompressor, and osmium::io::NoDecompressor.

## ◆ is_real()

virtual bool osmium::io::Decompressor::is_real | ( |  | ) | const
| inline virtual noexcept

Reimplemented in osmium::io::DummyDecompressor.

## ◆ operator=() [1/2]

Decompressor & osmium::io::Decompressor::operator= | ( | const Decompressor & |  | ) |
| delete

## ◆ operator=() [2/2]

Decompressor & osmium::io::Decompressor::operator= | ( | Decompressor && |  | ) |
| delete

## ◆ read()

virtual std::string osmium::io::Decompressor::read | ( |  | ) |
| pure virtual

Implemented in osmium::io::Bzip2BufferDecompressor, osmium::io::Bzip2Decompressor, osmium::io::DummyDecompressor, osmium::io::GzipBufferDecompressor, osmium::io::GzipDecompressor, and osmium::io::NoDecompressor.

## ◆ set_offset()

void osmium::io::Decompressor::set_offset | ( | const std::size_t | offset | ) |
| inline noexcept

## ◆ set_offset_ptr()

void osmium::io::Decompressor::set_offset_ptr | ( | std::atomic< std::size_t > * | offset_ptr | ) |
| inline noexcept

## ◆ set_want_buffered_pages_removed()

void osmium::io::Decompressor::set_want_buffered_pages_removed | ( | bool | value | ) |
| inline noexcept

## ◆ want_buffered_pages_removed()

bool osmium::io::Decompressor::want_buffered_pages_removed | ( |  | ) | const
| inline noexcept

## Member Data Documentation

## ◆ m_offset_ptr

std::atomic<std::size_t>* osmium::io::Decompressor::m_offset_ptr {nullptr}
| private

## ◆ m_want_buffered_pages_removed

std::atomic_bool osmium::io::Decompressor::m_want_buffered_pages_removed {false}
| private

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

- include/osmium/io/compression.hpp