45 lines
1.4 KiB
Go
45 lines
1.4 KiB
Go
// Copyright The OpenTelemetry Authors
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// SPDX-License-Identifier: Apache-2.0
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package consumer // import "go.opentelemetry.io/collector/consumer"
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import (
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"context"
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"go.opentelemetry.io/collector/consumer/internal"
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"go.opentelemetry.io/collector/pdata/pmetric"
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)
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// Metrics is an interface that receives pmetric.Metrics, processes it
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// as needed, and sends it to the next processing node if any or to the destination.
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type Metrics interface {
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internal.BaseConsumer
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// ConsumeMetrics processes the metrics. After the function returns, the metrics are no longer accessible,
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// and accessing them is considered undefined behavior.
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ConsumeMetrics(ctx context.Context, md pmetric.Metrics) error
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}
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// ConsumeMetricsFunc is a helper function that is similar to ConsumeMetrics.
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type ConsumeMetricsFunc func(ctx context.Context, md pmetric.Metrics) error
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// ConsumeMetrics calls f(ctx, md).
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func (f ConsumeMetricsFunc) ConsumeMetrics(ctx context.Context, md pmetric.Metrics) error {
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return f(ctx, md)
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}
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type baseMetrics struct {
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*internal.BaseImpl
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ConsumeMetricsFunc
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}
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// NewMetrics returns a Metrics configured with the provided options.
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func NewMetrics(consume ConsumeMetricsFunc, options ...Option) (Metrics, error) {
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if consume == nil {
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return nil, errNilFunc
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}
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return &baseMetrics{
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BaseImpl: internal.NewBaseImpl(options...),
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ConsumeMetricsFunc: consume,
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}, nil
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}
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