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Viewing changes to src/gopkg.in/inconshreveable/log15.v2/handler_appengine.go

  • Committer: Martin Packman
  • Date: 2016-03-30 19:31:08 UTC
  • mfrom: (1.1.41)
  • Revision ID: martin.packman@canonical.com-20160330193108-h9iz3ak334uk0z5r
Merge new upstream source 2.0~beta3

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src/gopkg.in/inconshreveable/log15.v2/handler_appengine.go
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// +build appengine
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package log15
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import "sync"
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// swapHandler wraps another handler that may be swapped out
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// dynamically at runtime in a thread-safe fashion.
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type swapHandler struct {
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        handler interface{}
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        lock    sync.RWMutex
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}
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func (h *swapHandler) Log(r *Record) error {
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        h.lock.RLock()
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        defer h.lock.RUnlock()
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        return h.handler.(Handler).Log(r)
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}
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func (h *swapHandler) Swap(newHandler Handler) {
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        h.lock.Lock()
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        defer h.lock.Unlock()
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        h.handler = newHandler
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}