50 lines
1.1 KiB
Go
50 lines
1.1 KiB
Go
/*
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* Copyright 2020 The Dragonfly Authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package sortedlist
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type empty struct{}
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type bucket struct {
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count int
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buckets []map[Item]empty
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}
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func (b *bucket) Size() int {
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return b.count
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}
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func (b *bucket) Add(key int, data Item) {
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for key >= len(b.buckets) {
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b.buckets = append(b.buckets, make(map[Item]empty))
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}
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b.buckets[key][data] = empty{}
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b.count++
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return
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}
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func (b *bucket) Delete(key int, data Item) {
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for key >= len(b.buckets) {
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b.buckets = append(b.buckets, make(map[Item]empty))
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}
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_, ok := b.buckets[key][data]
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if ok {
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delete(b.buckets[key], data)
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b.count--
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}
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return
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}
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