forked from mirror/client_golang
27 lines
636 B
Go
27 lines
636 B
Go
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//+build go1.3
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package quantile
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import "sync"
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// With the Go1.3 sync Pool, there is no max capacity, and a globally shared
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// pool is more efficient.
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var globalSamplePool = sync.Pool{New: func() interface{} { return &Sample{} }}
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type samplePool struct{}
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func newSamplePool(capacity int) *samplePool {
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// capacity ignored for Go1.3 sync.Pool.
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return &samplePool{}
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}
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func (_ samplePool) Get(value, width, delta float64) *Sample {
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sample := globalSamplePool.Get().(*Sample)
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sample.Value, sample.Width, sample.Delta = value, width, delta
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return sample
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}
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func (_ samplePool) Put(sample *Sample) {
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globalSamplePool.Put(sample)
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}
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