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#include "DataFormats/Provenance/interface/EventEntryDescription.h"
#include "FWCore/Utilities/interface/Digest.h"
#include <ostream>
#include <sstream>
/*----------------------------------------------------------------------
----------------------------------------------------------------------*/
namespace edm {
EventEntryDescription::EventEntryDescription() : parents_() {}
EntryDescriptionID EventEntryDescription::id() const {
// This implementation is ripe for optimization.
std::ostringstream oss;
oss << moduleDescriptionID_ << ' ';
for (std::vector<BranchID>::const_iterator i = parents_.begin(), e = parents_.end(); i != e; ++i) {
oss << *i << ' ';
}
std::string stringrep = oss.str();
cms::Digest md5alg(stringrep);
return EntryDescriptionID(md5alg.digest().toString());
}
void EventEntryDescription::write(std::ostream&) const {
// This is grossly inadequate, but it is not critical for the
// first pass.
}
bool operator==(EventEntryDescription const& a, EventEntryDescription const& b) { return a.parents() == b.parents(); }
} // namespace edm
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