48 lines
1.3 KiB
C++
48 lines
1.3 KiB
C++
/*
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EXAMPLE osmium_read
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Reads and discards the contents of the input file.
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(It can be used for timing.)
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DEMONSTRATES USE OF:
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* file input
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LICENSE
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The code in this example file is released into the Public Domain.
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*/
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#include <iostream> // for std::cerr
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// Allow any format of input files (XML, PBF, ...)
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#include <osmium/io/any_input.hpp>
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int main(int argc, char* argv[]) {
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if (argc != 2) {
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std::cerr << "Usage: " << argv[0] << " OSMFILE\n";
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return 1;
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}
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try {
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// The Reader is initialized here with an osmium::io::File, but could
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// also be directly initialized with a file name.
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const osmium::io::File input_file{argv[1]};
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osmium::io::Reader reader{input_file};
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// OSM data comes in buffers, read until there are no more.
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while (const osmium::memory::Buffer buffer = reader.read()) {
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// do nothing
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}
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// You do not have to close the Reader explicitly, but because the
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// destructor can't throw, you will not see any errors otherwise.
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reader.close();
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} catch (const std::exception& e) {
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// All exceptions used by the Osmium library derive from std::exception.
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std::cerr << e.what() << '\n';
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return 1;
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}
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}
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