mirror of https://github.com/misterzym/jdocset.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
23 lines
471 B
23 lines
471 B
// +build go1.4 |
|
|
|
package log15 |
|
|
|
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) |
|
}
|
|
|