void Strategy::run(osmium::VerboseOutput& vout, bool display_progress, const osmium::io::File& input_file) {
if (input_file.filename().empty()) {
throw osmium::io_error{"Can not read from STDIN when using 'complete_ways' strategy."};
}
vout << "Running 'complete_ways' strategy in two passes...\n";
const std::size_t file_size = osmium::file_size(input_file.filename());
osmium::ProgressBar progress_bar{file_size * 2, display_progress};
vout << "First pass (of two)...\n";
Pass1 pass1{*this};
pass1.run(progress_bar, input_file, osmium::io::read_meta::no);
progress_bar.file_done(file_size);
// recursively get parents of all relations that are in an extract
const auto relations_map = pass1.relations_map_stash().build_member_to_parent_index();
for (auto& e : m_extracts) {
for (osmium::unsigned_object_id_type id : e.relation_ids) {
e.add_relation_parents(id, relations_map);
}
}
progress_bar.remove();
vout << "Second pass (of two)...\n";
Pass2 pass2{*this};
pass2.run(progress_bar, input_file);
progress_bar.done();
}
create_parser_type get_creator_function(const osmium::io::File& file) {
auto it = m_callbacks.find(file.format());
if (it == m_callbacks.end()) {
throw unsupported_file_format_error(
std::string("Can not open file '") +
file.filename() +
"' with type '" +
as_string(file.format()) +
"'. No support for reading this format in this program.");
}
return it->second;
}
std::unique_ptr<osmium::io::detail::OutputFormat> create_output(osmium::thread::Pool& pool, const osmium::io::File& file, future_string_queue_type& output_queue) const {
const auto func = callbacks(file.format());
if (func) {
return std::unique_ptr<osmium::io::detail::OutputFormat>((func)(pool, file, output_queue));
}
throw unsupported_file_format_error{
std::string{"Can not open file '"} +
file.filename() +
"' with type '" +
as_string(file.format()) +
"'. No support for writing this format in this program."};
}
std::unique_ptr<osmium::io::detail::OutputFormat> create_output(const osmium::io::File& file, future_string_queue_type& output_queue) {
auto it = m_callbacks.find(file.format());
if (it != m_callbacks.end()) {
return std::unique_ptr<osmium::io::detail::OutputFormat>((it->second)(file, output_queue));
}
throw unsupported_file_format_error(
std::string("Can not open file '") +
file.filename() +
"' with type '" +
as_string(file.format()) +
"'. No support for writing this format in this program.");
}
/**
* Create new Reader object.
*
* @param file The file we want to open.
* @param read_which_entities Which OSM entities (nodes, ways, relations, and/or changesets)
* should be read from the input file. It can speed the read up
* significantly if objects that are not needed anyway are not
* parsed.
*/
explicit Reader(const osmium::io::File& file, osmium::osm_entity_bits::type read_which_entities = osmium::osm_entity_bits::all) :
m_file(file.check()),
m_read_which_entities(read_which_entities),
m_status(status::okay),
m_childpid(0),
m_input_queue(max_input_queue_size, "raw_input"),
m_decompressor(m_file.buffer() ?
osmium::io::CompressionFactory::instance().create_decompressor(file.compression(), m_file.buffer(), m_file.buffer_size()) :
osmium::io::CompressionFactory::instance().create_decompressor(file.compression(), open_input_file_or_url(m_file.filename(), &m_childpid))),
m_read_thread_manager(*m_decompressor, m_input_queue),
m_osmdata_queue(max_osmdata_queue_size, "parser_results"),
m_osmdata_queue_wrapper(m_osmdata_queue),
m_header_future(),
m_header(),
m_thread() {
std::promise<osmium::io::Header> header_promise;
m_header_future = header_promise.get_future();
m_thread = osmium::thread::thread_handler{parser_thread, std::ref(m_file), std::ref(m_input_queue), std::ref(m_osmdata_queue), std::move(header_promise), read_which_entities};
}