plugeth/log/handler_go14.go
Felix Lange 8a134014b4
all: add go:build lines (#23468)
Generated by go1.17 fmt ./...
2021-08-25 18:46:29 +02:00

25 lines
486 B
Go

//go:build go1.4
// +build go1.4
package log
import "sync/atomic"
// swapHandler wraps another handler that may be swapped out
// dynamically at runtime in a thread-safe fashion.
type swapHandler struct {
handler atomic.Value
}
func (h *swapHandler) Log(r *Record) error {
return (*h.handler.Load().(*Handler)).Log(r)
}
func (h *swapHandler) Swap(newHandler Handler) {
h.handler.Store(&newHandler)
}
func (h *swapHandler) Get() Handler {
return *h.handler.Load().(*Handler)
}