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31 lines
1.0 KiB
Go
31 lines
1.0 KiB
Go
// Copyright The OpenTelemetry Authors
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// SPDX-License-Identifier: Apache-2.0
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package pmetric // import "go.opentelemetry.io/collector/pdata/pmetric"
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// MarshalSizer is the interface that groups the basic Marshal and Size methods
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type MarshalSizer interface {
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Marshaler
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Sizer
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}
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// Marshaler marshals pmetric.Metrics into bytes.
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type Marshaler interface {
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// MarshalMetrics the given pmetric.Metrics into bytes.
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// If the error is not nil, the returned bytes slice cannot be used.
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MarshalMetrics(md Metrics) ([]byte, error)
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}
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// Unmarshaler unmarshalls bytes into pmetric.Metrics.
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type Unmarshaler interface {
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// UnmarshalMetrics the given bytes into pmetric.Metrics.
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// If the error is not nil, the returned pmetric.Metrics cannot be used.
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UnmarshalMetrics(buf []byte) (Metrics, error)
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}
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// Sizer is an optional interface implemented by the Marshaler, that calculates the size of a marshaled Metrics.
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type Sizer interface {
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// MetricsSize returns the size in bytes of a marshaled Metrics.
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MetricsSize(md Metrics) int
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}
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