| // Copyright 2015 CoreOS, Inc. |
| // |
| // Licensed 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 dbus |
| |
| type set struct { |
| data map[string]bool |
| } |
| |
| func (s *set) Add(value string) { |
| s.data[value] = true |
| } |
| |
| func (s *set) Remove(value string) { |
| delete(s.data, value) |
| } |
| |
| func (s *set) Contains(value string) (exists bool) { |
| _, exists = s.data[value] |
| return |
| } |
| |
| func (s *set) Length() int { |
| return len(s.data) |
| } |
| |
| func (s *set) Values() (values []string) { |
| for val := range s.data { |
| values = append(values, val) |
| } |
| return |
| } |
| |
| func newSet() *set { |
| return &set{make(map[string]bool)} |
| } |
