/
storage.go
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/
storage.go
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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package storage
import "context"
type Interface interface {
Get(ctx context.Context, key string) (string, error)
List(ctx context.Context, key string) ([]Keypair, error)
Create(ctx context.Context, key, val string) error
Update(ctx context.Context, key, val string) error
BatchDelete(ctx context.Context, keys []string) error
Watch(ctx context.Context, key string) <-chan WatchResponse
}
type WatchResponse struct {
Events []Event
Error error
Canceled bool
}
type Keypair struct {
Key string
Value string
}
type Event struct {
Keypair
Type EventType
}
type EventType string
var (
EventTypePut EventType = "put"
EventTypeDelete EventType = "delete"
)