Libosmium
2.15.4
Fast and flexible C++ library for working with OpenStreetMap data
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Go to the documentation of this file. 1 #ifndef OSMIUM_IO_WRITER_HPP
2 #define OSMIUM_IO_WRITER_HPP
37 #include <osmium/io/detail/output_format.hpp>
38 #include <osmium/io/detail/queue_util.hpp>
39 #include <osmium/io/detail/read_write.hpp>
40 #include <osmium/io/detail/write_thread.hpp>
56 #include <initializer_list>
71 inline std::size_t get_output_queue_size() noexcept {
108 detail::future_string_queue_type
m_output_queue{detail::get_output_queue_size(),
"raw_output"};
110 std::unique_ptr<osmium::io::detail::OutputFormat>
m_output{
nullptr};
127 static void write_thread(detail::future_string_queue_type& output_queue,
128 std::unique_ptr<osmium::io::Compressor>&& compressor,
129 std::promise<bool>&& write_promise) {
131 std::move(compressor),
132 std::move(write_promise)};
137 if (buffer && buffer.committed() > 0) {
138 m_output->write_buffer(std::move(buffer));
150 m_output->write_buffer(std::move(buffer));
154 template <
typename TFunction,
typename... TArgs>
157 throw io_error(
"Can not write to writer when in status 'closed' or 'error'");
161 func(std::forward<TArgs>(args)...);
178 options.
pool = &pool;
190 options.
sync = value;
229 template <
typename... TArgs>
235 (void)std::initializer_list<int>{
245 if (options.
header.get(
"generator").empty()) {
249 std::unique_ptr<osmium::io::Compressor> compressor =
254 std::promise<bool> write_promise;
263 template <
typename... TArgs>
264 explicit Writer(
const std::string& filename, TArgs&&... args) :
268 template <
typename... TArgs>
269 explicit Writer(
const char* filename, TArgs&&... args) :
375 #endif // OSMIUM_IO_WRITER_HPP
size_t m_buffer_size
Definition: writer.hpp:114
overwrite
Definition: writer_options.hpp:43
size_t buffer_size() const noexcept
Definition: writer.hpp:290
void close()
Definition: writer.hpp:361
static CompressionFactory & instance()
Definition: compression.hpp:180
void flush()
Definition: writer.hpp:309
static void set_option(options_type &options, fsync value)
Definition: writer.hpp:189
static void set_option(options_type &options, osmium::thread::Pool &pool)
Definition: writer.hpp:177
static void set_option(options_type &options, overwrite value)
Definition: writer.hpp:185
osmium::io::File m_file
Definition: writer.hpp:106
#define LIBOSMIUM_VERSION_STRING
Definition: version.hpp:40
Definition: writer.hpp:170
std::size_t committed() const noexcept
Definition: buffer.hpp:356
Definition: buffer.hpp:58
@ default_buffer_size
Definition: writer.hpp:103
std::future< bool > m_write_future
Definition: writer.hpp:116
Writer(const char *filename, TArgs &&... args)
Definition: writer.hpp:269
osmium::thread::Pool * pool
Definition: writer.hpp:174
Writer(const std::string &filename, TArgs &&... args)
Definition: writer.hpp:264
Writer(const osmium::io::File &file, TArgs &&... args)
Definition: writer.hpp:230
enum osmium::io::Writer::status m_status
static void set_option(options_type &options, const osmium::io::Header &header)
Definition: writer.hpp:181
Definition: buffer.hpp:97
std::size_t get_max_queue_size(const char *queue_name, const std::size_t default_value) noexcept
Definition: config.hpp:83
void operator()(const osmium::memory::Item &item)
Definition: writer.hpp:337
overwrite allow_overwrite
Definition: writer.hpp:172
detail::future_string_queue_type m_output_queue
Definition: writer.hpp:108
static Pool & default_instance()
Definition: pool.hpp:180
Namespace for everything in the Osmium library.
Definition: assembler.hpp:53
fsync sync
Definition: writer.hpp:173
void ensure_cleanup(TFunction func, TArgs &&... args)
Definition: writer.hpp:155
std::unique_ptr< osmium::io::Compressor > create_compressor(const osmium::io::file_compression compression, TArgs &&... args) const
Definition: compression.hpp:200
const char * buffer() const noexcept
Definition: file.hpp:143
Writer & operator=(const Writer &)=delete
~Writer() noexcept
Definition: writer.hpp:279
void do_write(osmium::memory::Buffer &&buffer)
Definition: writer.hpp:136
fsync
Definition: writer_options.hpp:51
Definition: writer.hpp:100
void do_close()
Definition: writer.hpp:193
osmium::io::Header header
Definition: writer.hpp:171
osmium::thread::thread_handler m_thread
Definition: writer.hpp:118
void swap(Buffer &lhs, Buffer &rhs)
Definition: buffer.hpp:885
void do_flush()
Definition: writer.hpp:142
osmium::memory::Buffer m_buffer
Definition: writer.hpp:112
std::unique_ptr< osmium::io::detail::OutputFormat > m_output
Definition: writer.hpp:110
File & filename(const std::string &filename)
Definition: file.hpp:309
void set_buffer_size(size_t size) noexcept
Definition: writer.hpp:298
void check_for_exception(std::future< T > &future)
Definition: util.hpp:55
file_compression compression() const noexcept
Definition: file.hpp:291
status
Definition: writer.hpp:120
void operator()(osmium::memory::Buffer &&buffer)
Definition: writer.hpp:323
static void write_thread(detail::future_string_queue_type &output_queue, std::unique_ptr< osmium::io::Compressor > &&compressor, std::promise< bool > &&write_promise)
Definition: writer.hpp:127
void push_back(const osmium::memory::Item &item)
Definition: buffer.hpp:636