github.com/jbking/gohan@v0.0.0-20151217002006-b41ccf1c2a96/sync/sync.go (about) 1 // Copyright (C) 2015 NTT Innovation Institute, Inc. 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or 12 // implied. 13 // See the License for the specific language governing permissions and 14 // limitations under the License. 15 16 package sync 17 18 //Sync is a interface for sync servers 19 type Sync interface { 20 HasLock(path string) bool 21 Lock(path string, block bool) error 22 Unlock(path string) error 23 Fetch(path string) (interface{}, error) 24 Update(path, json string) error 25 Delete(path string) error 26 Watch(path string, responseChan chan *Event, stopChan chan bool) error 27 } 28 29 //Event is a struct for Watch response 30 type Event struct { 31 Action string 32 Data map[string]interface{} 33 Key string 34 }