/**
 * Copyright 2018, OpenCensus 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.
 */
import { LabelValue, MetricDescriptor } from '../metrics/export/types';
import { TagValue } from '../tags/types';
import { View } from './types';
/** Utils to convert Stats data models to Metric data models */
export declare class MetricUtils {
    /**
     * Gets the corresponding metric type for the given stats type.
     * @param measure The measure for which to find a metric type
     * @param aggregation The aggregation for which to find a metric type
     * @returns The Type of metric descriptor
     */
    private static getType;
    /**
     * Gets a MetricDescriptor for given view.
     * @param view The view for which to build a metric descriptor
     * @returns The MetricDescriptor.
     */
    static viewToMetricDescriptor(view: View): MetricDescriptor;
    /**
     * Converts tag values to label values.
     * @param tagValues the list of tag values
     * @returns The List of label values
     */
    static tagValuesToLabelValues(tagValues: Array<TagValue | null>): LabelValue[];
}