/*
 * Copyright 2019 The gRPC 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 io.grpc.services;

import io.grpc.Context;
import io.grpc.Internal;
import java.util.Map;

/**
 * Internal {@link CallMetricRecorder} accessor.  This is intended for usage internal to the gRPC
 * team.  If you *really* think you need to use this, contact the gRPC team first.
 */
@Internal
public final class InternalCallMetricRecorder {

  public static final Context.Key<CallMetricRecorder> CONTEXT_KEY = CallMetricRecorder.CONTEXT_KEY;

  // Prevent instantiation.
  private InternalCallMetricRecorder() {
  }

  public static CallMetricRecorder newCallMetricRecorder() {
    return new CallMetricRecorder();
  }

  public static Map<String, Double> finalizeAndDump(CallMetricRecorder recorder) {
    return recorder.finalizeAndDump();
  }

  public static MetricReport finalizeAndDump2(CallMetricRecorder recorder) {
    return recorder.finalizeAndDump2();
  }

  public static MetricReport createMetricReport(double cpuUtilization,
      double applicationUtilization, double memoryUtilization, double qps, double eps,
      Map<String, Double> requestCostMetrics, Map<String, Double> utilizationMetrics,
      Map<String, Double> namedMetrics) {
    return new MetricReport(cpuUtilization, applicationUtilization, memoryUtilization, qps, eps,
        requestCostMetrics, utilizationMetrics, namedMetrics);
  }
}
