786c7662ab
Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@crosbymichael.com> (github: crosbymichael) Upstream-commit: c987aa09d81a6916e3893c41b7ec2880570b5c65 Component: engine
31 lines
608 B
Go
31 lines
608 B
Go
package runtime
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import (
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"sort"
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)
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// History is a convenience type for storing a list of containers,
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// ordered by creation date.
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type History []*Container
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func (history *History) Len() int {
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return len(*history)
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}
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func (history *History) Less(i, j int) bool {
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containers := *history
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return containers[j].When().Before(containers[i].When())
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}
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func (history *History) Swap(i, j int) {
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containers := *history
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tmp := containers[i]
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containers[i] = containers[j]
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containers[j] = tmp
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}
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func (history *History) Add(container *Container) {
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*history = append(*history, container)
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sort.Sort(history)
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}
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