consul/vendor/github.com/DataDog/datadog-go/statsd/buffer_pool.go

41 lines
834 B
Go

package statsd
type bufferPool struct {
pool chan *statsdBuffer
bufferMaxSize int
bufferMaxElements int
}
func newBufferPool(poolSize, bufferMaxSize, bufferMaxElements int) *bufferPool {
p := &bufferPool{
pool: make(chan *statsdBuffer, poolSize),
bufferMaxSize: bufferMaxSize,
bufferMaxElements: bufferMaxElements,
}
for i := 0; i < poolSize; i++ {
p.addNewBuffer()
}
return p
}
func (p *bufferPool) addNewBuffer() {
p.pool <- newStatsdBuffer(p.bufferMaxSize, p.bufferMaxElements)
}
func (p *bufferPool) borrowBuffer() *statsdBuffer {
select {
case b := <-p.pool:
return b
default:
return newStatsdBuffer(p.bufferMaxSize, p.bufferMaxElements)
}
}
func (p *bufferPool) returnBuffer(buffer *statsdBuffer) {
buffer.reset()
select {
case p.pool <- buffer:
default:
}
}