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Make Memstore work with the QuadWriter

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This commit is contained in:
Barak Michener 2014-08-04 01:56:49 -04:00
parent 81b3bf9881
commit dcb495d145
6 changed files with 167 additions and 141 deletions
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11
graph/quadwriter.go
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@ -38,19 +38,22 @@ const (
type Delta struct {
ID int64
Quad *quad.Quad
Quad quad.Quad
Action Procedure
Timestamp time.Time
}
var ErrQuadExists = errors.New("Quad exists")
var ErrQuadNotExist = errors.New("Quad doesn't exist")
type QuadWriter interface {
// Add a triple to the store.
// Add a quad to the store.
AddQuad(*quad.Quad) error
// Add a set of triples to the store, atomically if possible.
// Add a set of quads to the store, atomically if possible.
AddQuadSet([]*quad.Quad) error
// Removes a triple matching the given one from the database,
// Removes a quad matching the given one from the database,
// if it exists. Does nothing otherwise.
RemoveQuad(*quad.Quad) error
}