2014-10-18 02:41:22 +04:00
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/*
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Copyright 2014 CoreOS, Inc.
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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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2013-10-13 01:56:43 +04:00
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package store
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type eventQueue struct {
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2013-10-13 21:44:40 +04:00
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Events []*Event
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Size int
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Front int
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2013-12-21 11:56:16 +04:00
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Back int
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2013-10-13 21:44:40 +04:00
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Capacity int
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2013-10-13 01:56:43 +04:00
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}
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func (eq *eventQueue) insert(e *Event) {
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2013-12-21 11:56:16 +04:00
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eq.Events[eq.Back] = e
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eq.Back = (eq.Back + 1) % eq.Capacity
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2013-10-13 01:56:43 +04:00
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2013-10-13 21:44:40 +04:00
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if eq.Size == eq.Capacity { //dequeue
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2013-12-21 11:56:16 +04:00
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eq.Front = (eq.Front + 1) % eq.Capacity
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2013-10-13 21:44:40 +04:00
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} else {
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eq.Size++
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}
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2013-10-13 01:56:43 +04:00
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}
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