tursom/memgraph
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Clean-up of storage v2 delta

Browse Source 
Reviewers: teon.banek

Reviewed By: teon.banek

Subscribers: pullbot

Differential Revision: https://phabricator.memgraph.io/D2451
This commit is contained in:
Matej Ferencevic 2019-09-25 13:50:39 +02:00
parent f63a5e9de5
commit 8c7c593680
1 changed files with 12 additions and 45 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

57
src/storage/v2/delta.hpp
View File

@ -109,11 +109,11 @@ struct Delta {
// Used for both Vertex and Edge
struct DeleteObjectTag {};
struct RecreateObjectTag {};
struct AddLabelTag {};
struct RemoveLabelTag {};
struct SetPropertyTag {};
// Used only for Vertex
struct AddLabelTag {};
struct RemoveLabelTag {};
struct AddInEdgeTag {};
struct AddOutEdgeTag {};
struct RemoveInEdgeTag {};
@ -179,43 +179,28 @@ struct Delta {
command_id(command_id),
vertex_edge({edge_type, vertex, edge}) {}
Delta(Delta &&other) noexcept
: action(other.action),
timestamp(other.timestamp),
command_id(other.command_id),
prev(other.prev),
next(other.next.load()) {
switch (other.action) {
Delta(const Delta &) = delete;
Delta(Delta &&) = delete;
Delta &operator=(const Delta &) = delete;
Delta &operator=(Delta &&) = delete;
~Delta() {
switch (action) {
case Action::DELETE_OBJECT:
case Action::RECREATE_OBJECT:
break;
case Action::ADD_LABEL:
case Action::REMOVE_LABEL:
label = other.label;
break;
case Action::SET_PROPERTY:
property.key = other.property.key;
new (&property.value) PropertyValue(std::move(other.property.value));
break;
case Action::ADD_IN_EDGE:
case Action::ADD_OUT_EDGE:
case Action::REMOVE_IN_EDGE:
case Action::REMOVE_OUT_EDGE:
vertex_edge = other.vertex_edge;
break;
case Action::SET_PROPERTY:
property.value.~PropertyValue();
break;
}
// reset the action of other
other.DestroyValue();
other.action = Action::DELETE_OBJECT;
}
Delta(const Delta &) = delete;
Delta &operator=(const Delta &) = delete;
Delta &operator=(Delta &&other) = delete;
~Delta() { DestroyValue(); }
Action action;
// TODO: optimize with in-place copy
@ -236,24 +221,6 @@ struct Delta {
EdgeRef edge;
} vertex_edge;
};
private:
void DestroyValue() {
switch (action) {
case Action::DELETE_OBJECT:
case Action::RECREATE_OBJECT:
case Action::ADD_LABEL:
case Action::REMOVE_LABEL:
case Action::ADD_IN_EDGE:
case Action::ADD_OUT_EDGE:
case Action::REMOVE_IN_EDGE:
case Action::REMOVE_OUT_EDGE:
break;
case Action::SET_PROPERTY:
property.value.~PropertyValue();
break;
}
}
};
static_assert(alignof(Delta) >= 8,