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Allow querying number of objects in object space

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Previously, there was no good way to determine how many objects are in
an object space. Add a way to do so.
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Nathaniel 2022-01-02 14:45:13 -06:00
parent d2dedbc4e4
commit 5fe3408893
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7
libraries/db/include/graphene/db/object_database.hpp
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@ -174,6 +174,13 @@ namespace graphene { namespace db {
base_primary->delete_secondary_index(secondary); base_primary->delete_secondary_index(secondary);
} }
// Count the number of objects (indexes) in the specified object space.
// Assuming there are no gaps in the list of type IDs in the space, this will be one greater than the last type ID.
uint8_t count_objects_in_space(const uint8_t space_id) const {
FC_ASSERT(space_id < _index.size(), "Cannot count objects in space ${S}: No such object space", ("S", space_id));
return std::count_if(_index[space_id].begin(), _index[space_id].end(), [](const auto& ptr) { return bool(ptr); });
}
void pop_undo(); void pop_undo();
fc::path get_data_dir()const { return _data_dir; } fc::path get_data_dir()const { return _data_dir; }