/
nop_extension.go
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/
nop_extension.go
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// Copyright The OpenTelemetry Authors
//
// 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 componenttest
import (
"context"
"go.opentelemetry.io/otel/trace"
"go.uber.org/zap"
"go.opentelemetry.io/collector/component"
"go.opentelemetry.io/collector/component/componenthelper"
"go.opentelemetry.io/collector/config"
)
// NewNopExtensionCreateSettings returns a new nop settings for Create*Extension functions.
func NewNopExtensionCreateSettings() component.ExtensionCreateSettings {
return component.ExtensionCreateSettings{
Logger: zap.NewNop(),
TracerProvider: trace.NewNoopTracerProvider(),
BuildInfo: component.DefaultBuildInfo(),
}
}
type nopExtensionConfig struct {
config.ExtensionSettings `mapstructure:",squash"` // squash ensures fields are correctly decoded in embedded struct
}
// nopExtensionFactory is factory for nopExtension.
type nopExtensionFactory struct{}
var nopExtensionFactoryInstance = &nopExtensionFactory{}
// NewNopExtensionFactory returns a component.ExtensionFactory that constructs nop extensions.
func NewNopExtensionFactory() component.ExtensionFactory {
return nopExtensionFactoryInstance
}
// Type gets the type of the Extension config created by this factory.
func (f *nopExtensionFactory) Type() config.Type {
return "nop"
}
// CreateDefaultConfig creates the default configuration for the Extension.
func (f *nopExtensionFactory) CreateDefaultConfig() config.Extension {
return &nopExtensionConfig{
ExtensionSettings: config.NewExtensionSettings(config.NewID("nop")),
}
}
// CreateExtension implements component.ExtensionFactory interface.
func (f *nopExtensionFactory) CreateExtension(
_ context.Context,
_ component.ExtensionCreateSettings,
_ config.Extension,
) (component.Extension, error) {
return nopExtensionInstance, nil
}
var nopExtensionInstance = &nopExtension{
Component: componenthelper.New(),
}
// nopExtension stores consumed traces and metrics for testing purposes.
type nopExtension struct {
component.Component
}