int main(int argc, char ** argv) { { A4Output a4o("test_thread.a4", "TestEvent"); boost::thread t1(my_write, boost::ref(a4o)); boost::thread t2(my_write, boost::ref(a4o)); boost::thread t3(my_write, boost::ref(a4o)); boost::thread t4(my_write, boost::ref(a4o)); boost::thread t5(my_write, boost::ref(a4o)); boost::thread t6(no_write, boost::ref(a4o)); t1.join(); t2.join(); t3.join(); t4.join(); t5.join(); t6.join(); } { A4Input in; in.add_file("test_thread.a4", false); in.add_file("test_thread.a4", false); in.add_file("test_thread.a4", false); in.add_file("test_thread.a4", false); in.add_file("test_thread.a4", false); boost::thread t1(no_read, boost::ref(in)); boost::thread t2(my_read, boost::ref(in)); boost::thread t3(my_read, boost::ref(in)); boost::thread t4(my_read, boost::ref(in)); boost::thread t5(my_read, boost::ref(in)); boost::thread t6(my_read, boost::ref(in)); boost::thread t7(my_read, boost::ref(in)); boost::thread t8(my_read, boost::ref(in)); boost::thread t9(my_read, boost::ref(in)); t1.join(); t2.join(); t3.join(); t4.join(); t5.join(); t6.join(); t7.join(); t8.join(); t9.join(); } }
int main(int argc, char ** argv) { const int N = 1000; { A4Output a4o("test_io.a4", "Event"); shared<OutputStream> stream = a4o.get_stream(); stream->set_compression(OutputStream::ZLIB, 1); Event e; for(int i = 0; i < N; i++) { e.set_event_number(i); stream->write(e); } EventStreamInfo m; m.set_total_events(N); stream->metadata(m); } { A4Input in; in.add_file("test_io.a4"); Event e; const Event * te; shared<A4Message> msg; while (shared<InputStream> stream = in.get_stream()) { int cnt = 0; while (true) { if (stream->try_read(e)) { te = &e; } else { msg = stream->next(); if (not msg) break; te = msg->as<Event>(); } auto * me = stream->current_metadata()->as<EventStreamInfo>(); assert(cnt++ == te->event_number()); assert(me->total_events() == N); } if (stream->error()) throw "AJS"; } } }