ceph-csi/vendor/github.com/json-iterator/go/pool.go
2018-12-19 15:29:25 +01:00

43 lines
956 B
Go

package jsoniter
import (
"io"
)
// IteratorPool a thread safe pool of iterators with same configuration
type IteratorPool interface {
BorrowIterator(data []byte) *Iterator
ReturnIterator(iter *Iterator)
}
// StreamPool a thread safe pool of streams with same configuration
type StreamPool interface {
BorrowStream(writer io.Writer) *Stream
ReturnStream(stream *Stream)
}
func (cfg *frozenConfig) BorrowStream(writer io.Writer) *Stream {
stream := cfg.streamPool.Get().(*Stream)
stream.Reset(writer)
return stream
}
func (cfg *frozenConfig) ReturnStream(stream *Stream) {
stream.out = nil
stream.Error = nil
stream.Attachment = nil
cfg.streamPool.Put(stream)
}
func (cfg *frozenConfig) BorrowIterator(data []byte) *Iterator {
iter := cfg.iteratorPool.Get().(*Iterator)
iter.ResetBytes(data)
return iter
}
func (cfg *frozenConfig) ReturnIterator(iter *Iterator) {
iter.Error = nil
iter.Attachment = nil
cfg.iteratorPool.Put(iter)
}