| 1 | /**
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| 2 | * Copyright 2018, OpenCensus Authors
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| 3 | *
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| 4 | * Licensed under the Apache License, Version 2.0 (the "License");
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| 5 | * you may not use this file except in compliance with the License.
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| 6 | * You may obtain a copy of the License at
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| 7 | *
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| 8 | * http://www.apache.org/licenses/LICENSE-2.0
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| 9 | *
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| 10 | * Unless required by applicable law or agreed to in writing, software
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| 11 | * distributed under the License is distributed on an "AS IS" BASIS,
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| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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| 13 | * See the License for the specific language governing permissions and
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| 14 | * limitations under the License.
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| 15 | */
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| 16 | import { LabelValue, MetricDescriptor } from '../metrics/export/types';
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| 17 | import { TagValue } from '../tags/types';
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| 18 | import { View } from './types';
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| 19 | /** Utils to convert Stats data models to Metric data models */
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| 20 | export declare class MetricUtils {
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| 21 | /**
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| 22 | * Gets the corresponding metric type for the given stats type.
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| 23 | * @param measure The measure for which to find a metric type
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| 24 | * @param aggregation The aggregation for which to find a metric type
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| 25 | * @returns The Type of metric descriptor
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| 26 | */
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| 27 | private static getType;
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| 28 | /**
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| 29 | * Gets a MetricDescriptor for given view.
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| 30 | * @param view The view for which to build a metric descriptor
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| 31 | * @returns The MetricDescriptor.
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| 32 | */
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| 33 | static viewToMetricDescriptor(view: View): MetricDescriptor;
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| 34 | /**
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| 35 | * Converts tag values to label values.
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| 36 | * @param tagValues the list of tag values
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| 37 | * @returns The List of label values
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| 38 | */
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| 39 | static tagValuesToLabelValues(tagValues: Array<TagValue | null>): LabelValue[];
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| 40 | }
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