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53 lines
1.2 KiB
53 lines
1.2 KiB
// Copyright (c) 2015 Couchbase, Inc.
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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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package index
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type AnalysisWork func()
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type AnalysisQueue struct {
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queue chan AnalysisWork
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done chan struct{}
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}
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func (q *AnalysisQueue) Queue(work AnalysisWork) {
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q.queue <- work
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}
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func (q *AnalysisQueue) Close() {
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close(q.done)
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}
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func NewAnalysisQueue(numWorkers int) *AnalysisQueue {
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rv := AnalysisQueue{
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queue: make(chan AnalysisWork),
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done: make(chan struct{}),
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}
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for i := 0; i < numWorkers; i++ {
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go AnalysisWorker(rv)
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}
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return &rv
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}
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func AnalysisWorker(q AnalysisQueue) {
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// read work off the queue
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for {
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select {
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case <-q.done:
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return
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case w := <-q.queue:
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w()
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}
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}
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}
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