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nop_exporter.go
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nop_exporter.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 "go.opentelemetry.io/collector/component/componenttest"
import (
"context"
"go.opentelemetry.io/collector/component"
"go.opentelemetry.io/collector/component/componenthelper"
"go.opentelemetry.io/collector/config"
"go.opentelemetry.io/collector/consumer/consumertest"
"go.opentelemetry.io/collector/internal/internalinterface"
)
// NewNopExporterCreateSettings returns a new nop settings for Create*Exporter functions.
func NewNopExporterCreateSettings() component.ExporterCreateSettings {
return component.ExporterCreateSettings{
TelemetrySettings: NewNopTelemetrySettings(),
BuildInfo: component.NewDefaultBuildInfo(),
}
}
type nopExporterConfig struct {
config.ExporterSettings `mapstructure:",squash"` // squash ensures fields are correctly decoded in embedded struct
}
// nopExporterFactory is factory for nopExporter.
type nopExporterFactory struct {
internalinterface.BaseInternal
}
var nopExporterFactoryInstance = &nopExporterFactory{}
// NewNopExporterFactory returns a component.ExporterFactory that constructs nop exporters.
func NewNopExporterFactory() component.ExporterFactory {
return nopExporterFactoryInstance
}
// Type gets the type of the Exporter config created by this factory.
func (f *nopExporterFactory) Type() config.Type {
return "nop"
}
// CreateDefaultConfig creates the default configuration for the Exporter.
func (f *nopExporterFactory) CreateDefaultConfig() config.Exporter {
return &nopExporterConfig{
ExporterSettings: config.NewExporterSettings(config.NewComponentID("nop")),
}
}
// CreateTracesExporter implements component.ExporterFactory interface.
func (f *nopExporterFactory) CreateTracesExporter(
_ context.Context,
_ component.ExporterCreateSettings,
_ config.Exporter,
) (component.TracesExporter, error) {
return nopExporterInstance, nil
}
// CreateMetricsExporter implements component.ExporterFactory interface.
func (f *nopExporterFactory) CreateMetricsExporter(
_ context.Context,
_ component.ExporterCreateSettings,
_ config.Exporter,
) (component.MetricsExporter, error) {
return nopExporterInstance, nil
}
// CreateLogsExporter implements component.ExporterFactory interface.
func (f *nopExporterFactory) CreateLogsExporter(
_ context.Context,
_ component.ExporterCreateSettings,
_ config.Exporter,
) (component.LogsExporter, error) {
return nopExporterInstance, nil
}
var nopExporterInstance = &nopExporter{
Component: componenthelper.New(),
Consumer: consumertest.NewNop(),
}
// nopExporter stores consumed traces and metrics for testing purposes.
type nopExporter struct {
component.Component
consumertest.Consumer
}