/*
 * Copyright 2015 Open Networking Laboratory
 *
 * 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 org.onosproject.cpman;

import org.onosproject.net.DeviceId;

import java.util.Optional;

/**
 * Control metrics observer interface.
 */
public interface ControlMetricsObserver {

    /**
     * Feeds the extracted value from MetricAggregator to back-end storage.
     *
     * @param metricsAggregator metric aggregator
     * @param deviceId          device id {@link org.onosproject.net.DeviceId}
     */
    void feedMetrics(MetricsAggregator metricsAggregator, Optional<DeviceId> deviceId);
}