1// Copyright (c) 2015, Emir Pasic. All rights reserved. 2// Use of this source code is governed by a BSD-style 3// license that can be found in the LICENSE file. 4 5package treebidimap 6 7import ( 8 "encoding/json" 9 "github.com/emirpasic/gods/containers" 10 "github.com/emirpasic/gods/utils" 11) 12 13func assertSerializationImplementation() { 14 var _ containers.JSONSerializer = (*Map)(nil) 15 var _ containers.JSONDeserializer = (*Map)(nil) 16} 17 18// ToJSON outputs the JSON representation of the map. 19func (m *Map) ToJSON() ([]byte, error) { 20 elements := make(map[string]interface{}) 21 it := m.Iterator() 22 for it.Next() { 23 elements[utils.ToString(it.Key())] = it.Value() 24 } 25 return json.Marshal(&elements) 26} 27 28// FromJSON populates the map from the input JSON representation. 29func (m *Map) FromJSON(data []byte) error { 30 elements := make(map[string]interface{}) 31 err := json.Unmarshal(data, &elements) 32 if err == nil { 33 m.Clear() 34 for key, value := range elements { 35 m.Put(key, value) 36 } 37 } 38 return err 39} 40