protected SnapResult Snap(SnapshotId snapshotId, object newSnapshot)
{
var currentSnapshot = _snapshotStore.GetSnapshot(snapshotId);
if (ShouldUpdateSnapshot(currentSnapshot, newSnapshot))
{
_snapshotStore.StoreSnapshot(snapshotId, newSnapshot);
return(SnapResult.SnapshotUpdated(currentSnapshot, newSnapshot));
}
if (currentSnapshot == null)
{
return(SnapResult.SnapshotDoesNotExist(newSnapshot));
}
return(_snapshotComparer.CompareSnapshots(currentSnapshot, newSnapshot)
? SnapResult.SnapshotsMatch(currentSnapshot, newSnapshot)
: SnapResult.SnapshotsDoNotMatch(currentSnapshot, newSnapshot));
}
protected SnapResult Snap(SnapshotId snapshotId, object newSnapshot)
{
var currentSnapshot = _snapshotStore.GetSnapshot(snapshotId);
var areSnapshotsEqual = currentSnapshot != null &&
_snapshotComparer.CompareSnapshots(currentSnapshot, newSnapshot);
if (!areSnapshotsEqual && _snapshotUpdateDecider.ShouldUpdateSnapshot())
{
_snapshotStore.StoreSnapshot(snapshotId, newSnapshot);
return(SnapResult.SnapshotUpdated(currentSnapshot, newSnapshot));
}
if (currentSnapshot == null)
{
return(SnapResult.SnapshotDoesNotExist(newSnapshot));
}
return(areSnapshotsEqual
? SnapResult.SnapshotsMatch(currentSnapshot, newSnapshot)
: SnapResult.SnapshotsDoNotMatch(currentSnapshot, newSnapshot));
}