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assert that there is an open logger file when trying to log geojson output (#3417)

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Huyen Chau Nguyen 2016-12-09 14:58:20 +01:00 committed by GitHub
parent 03d653c0bb
commit 62f0e11bfa
1 changed files with 3 additions and 3 deletions
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6
include/util/geojson_debug_logger.hpp
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@ -63,11 +63,11 @@ class GeojsonLogger
// make sure to syncronize logging output, our writing should be sequential
std::lock_guard<std::mutex> guard(lock);
// if there is no logfile, we cannot write
// if there is no logfile, we cannot write (possible reason: the guard might be out of scope
// (e.g. if it is anonymous))
if (!ofs.is_open() || (nullptr == policy))
{
// this can only happend between two guards when concurrent writing occurs
return false;
throw util::exception("Trying to use the geojson printer without an open logger.");
}
// use our policy to convert the arguments into geojson, this can be done in parallel