pennz/DataViz

// Copyright (c) 2015, Emir Pasic. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package doublylinkedlist

import (
    "encoding/json"
    "github.com/emirpasic/gods/containers"
)

func assertSerializationImplementation() {
    var _ containers.JSONSerializer = (*List)(nil)
    var _ containers.JSONDeserializer = (*List)(nil)
}

// ToJSON outputs the JSON representation of list's elements.
func (list *List) ToJSON() ([]byte, error) {
    return json.Marshal(list.Values())
}

// FromJSON populates list's elements from the input JSON representation.
func (list *List) FromJSON(data []byte) error {
    elements := []interface{}{}
    err := json.Unmarshal(data, &elements)
    if err == nil {
        list.Clear()
        list.Add(elements...)
    }
    return err
}