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60 lines
1.5 KiB
Go
60 lines
1.5 KiB
Go
/*
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Copyright 2016 The Kubernetes Authors.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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 apiregistration
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import (
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"sort"
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"strings"
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)
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func SortedByGroup(servers []*APIService) [][]*APIService {
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serversByPriority := ByPriority(servers)
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sort.Sort(serversByPriority)
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ret := [][]*APIService{}
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for _, curr := range serversByPriority {
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// check to see if we already have an entry for this group
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existingIndex := -1
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for j, groupInReturn := range ret {
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if groupInReturn[0].Spec.Group == curr.Spec.Group {
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existingIndex = j
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break
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}
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}
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if existingIndex >= 0 {
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ret[existingIndex] = append(ret[existingIndex], curr)
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continue
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}
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ret = append(ret, []*APIService{curr})
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}
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return ret
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}
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type ByPriority []*APIService
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func (s ByPriority) Len() int { return len(s) }
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func (s ByPriority) Swap(i, j int) { s[i], s[j] = s[j], s[i] }
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func (s ByPriority) Less(i, j int) bool {
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if s[i].Spec.Priority == s[j].Spec.Priority {
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return strings.Compare(s[i].Name, s[j].Name) < 0
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}
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return s[i].Spec.Priority < s[j].Spec.Priority
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}
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