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// Copyright The OpenTelemetry Authors
// SPDX-License-Identifier: Apache-2.0
// Copyright (c) 2021 The Jaeger Authors.
// 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 testutils // import "go.opentelemetry.io/contrib/samplers/jaegerremote/internal/testutils"
import (
"sync"
jaeger_api_v2 "go.opentelemetry.io/contrib/samplers/jaegerremote/internal/proto-gen/jaeger-idl/proto/api_v2"
)
func newSamplingManager() *samplingManager {
return &samplingManager{
sampling: make(map[string]interface{}),
}
}
type samplingManager struct {
sampling map[string]interface{}
mutex sync.Mutex
}
// GetSamplingStrategy implements handler method of sampling.SamplingManager.
func (s *samplingManager) GetSamplingStrategy(serviceName string) (interface{}, error) {
s.mutex.Lock()
defer s.mutex.Unlock()
if strategy, ok := s.sampling[serviceName]; ok {
return strategy, nil
}
return &jaeger_api_v2.SamplingStrategyResponse{
StrategyType: jaeger_api_v2.SamplingStrategyType_PROBABILISTIC,
ProbabilisticSampling: &jaeger_api_v2.ProbabilisticSamplingStrategy{
SamplingRate: 0.01,
},
}, nil
}
// AddSamplingStrategy registers a sampling strategy for a service.
func (s *samplingManager) AddSamplingStrategy(service string, strategy interface{}) {
s.mutex.Lock()
defer s.mutex.Unlock()
s.sampling[service] = strategy
}
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