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Add utility class btree_detail::noop_damage_visitor

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This commit is contained in:
Ming-Hung Tsai 2016-02-27 15:21:23 +08:00
parent 778c153c1e
commit a48227188e
1 changed files with 6 additions and 0 deletions
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6
persistent-data/data-structures/btree_damage_visitor.h
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@ -27,6 +27,12 @@ namespace persistent_data {
return out; return out;
} }
class noop_damage_visitor {
public:
virtual void visit(btree_path const &path, damage const &d) {
}
};
// Tracks damage in a single level btree. Use multiple // Tracks damage in a single level btree. Use multiple
// trackers if you have a multilayer tree. // trackers if you have a multilayer tree.
class damage_tracker { class damage_tracker {