delete an unused file.

src/interfaces/storage_engine.go

@@ -1,68 +0,0 @@
-package interfaces
-
-import (
-	"protocol"
-	"time"
-)
-
-type WriteRequest struct {
-	Timeseries []*protocol.Series
-}
-
-type Operation int
-
-const (
-	EqualOperation Operation = iota
-	NotEqualOperation
-	GreaterThanOperation
-	GreaterThanOrEqualOperation
-	LessThanOperation
-	LessThanOrEqualOperation
-)
-
-type Condition interface {
-	IsCondition()
-}
-
-type CombineOperation int
-
-// definition of combining operators with order of precedence
-const (
-	NotOperation CombineOperation = iota // First has to be nil
-	AndOperation
-	OrOperation
-)
-
-type CombiningCondition struct {
-	First     *Condition
-	CombineOp CombineOperation
-	Second    *Condition
-}
-
-type ComparisonCondition struct {
-	FieldName string
-	Op        Operation
-	Value     interface{}
-}
-
-// TODO: applying functions and joining time series
-type ReadRequest struct {
-	Timeseries   string
-	IsRegex      bool // is the timeseries name a regex?
-	StartTime    time.Time
-	EndTime      time.Time
-	IsContinuous bool
-	Conditions   []*Condition
-}
-
-type StorageEngineProcessingI interface {
-	WritePoints(request *WriteRequest) error
-	ReadPoints(request *ReadRequest, yield func(pts []*protocol.Point) error) error
-}
-
-type StorageEngineConsensusI interface {
-	// TODO: figure out the requirements of this interface. Probably the following
-	// 1. Transfer part(s) of the ring to other node(s)
-	// 2. Give up ownership of part(s) of the ring
-	// 3. Take ownership of part(s) of the ring
-}