diff options
Diffstat (limited to 'vendor/github.com/uber/jaeger-client-go/observer.go')
-rw-r--r-- | vendor/github.com/uber/jaeger-client-go/observer.go | 88 |
1 files changed, 0 insertions, 88 deletions
diff --git a/vendor/github.com/uber/jaeger-client-go/observer.go b/vendor/github.com/uber/jaeger-client-go/observer.go deleted file mode 100644 index 7bbd02889..000000000 --- a/vendor/github.com/uber/jaeger-client-go/observer.go +++ /dev/null @@ -1,88 +0,0 @@ -// Copyright (c) 2017 Uber Technologies, Inc. -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package jaeger - -import opentracing "github.com/opentracing/opentracing-go" - -// Observer can be registered with the Tracer to receive notifications about -// new Spans. -// -// Deprecated: use jaeger.ContribObserver instead. -type Observer interface { - OnStartSpan(operationName string, options opentracing.StartSpanOptions) SpanObserver -} - -// SpanObserver is created by the Observer and receives notifications about -// other Span events. -// -// Deprecated: use jaeger.ContribSpanObserver instead. -type SpanObserver interface { - OnSetOperationName(operationName string) - OnSetTag(key string, value interface{}) - OnFinish(options opentracing.FinishOptions) -} - -// compositeObserver is a dispatcher to other observers -type compositeObserver struct { - observers []ContribObserver -} - -// compositeSpanObserver is a dispatcher to other span observers -type compositeSpanObserver struct { - observers []ContribSpanObserver -} - -// noopSpanObserver is used when there are no observers registered -// on the Tracer or none of them returns span observers from OnStartSpan. -var noopSpanObserver = &compositeSpanObserver{} - -func (o *compositeObserver) append(contribObserver ContribObserver) { - o.observers = append(o.observers, contribObserver) -} - -func (o *compositeObserver) OnStartSpan(sp opentracing.Span, operationName string, options opentracing.StartSpanOptions) ContribSpanObserver { - var spanObservers []ContribSpanObserver - for _, obs := range o.observers { - spanObs, ok := obs.OnStartSpan(sp, operationName, options) - if ok { - if spanObservers == nil { - spanObservers = make([]ContribSpanObserver, 0, len(o.observers)) - } - spanObservers = append(spanObservers, spanObs) - } - } - if len(spanObservers) == 0 { - return noopSpanObserver - } - return &compositeSpanObserver{observers: spanObservers} -} - -func (o *compositeSpanObserver) OnSetOperationName(operationName string) { - for _, obs := range o.observers { - obs.OnSetOperationName(operationName) - } -} - -func (o *compositeSpanObserver) OnSetTag(key string, value interface{}) { - for _, obs := range o.observers { - obs.OnSetTag(key, value) - } -} - -func (o *compositeSpanObserver) OnFinish(options opentracing.FinishOptions) { - for _, obs := range o.observers { - obs.OnFinish(options) - } -} |