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/*
* Copyright 2019-present Open Networking Foundation
*
* 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.
*
* This Work is contributed by Sterlite Technologies
*/
package org.onosproject.net.behaviour;
import org.onosproject.net.DeviceId;
import org.onosproject.net.PortNumber;
import org.onosproject.net.driver.HandlerBehaviour;
import java.util.Optional;
/*
* Interface to compute BitErrorRate(BER) value pre and post Forward Error Correction (FEC).
* BER is dependent on FEC value
*/
public interface BitErrorRateState extends HandlerBehaviour {
/**
* Get the BER value pre FEC.
*
* @param deviceId the device identifier
* @param port the port identifier
* @return the decimal value of BER
*/
Optional<Double> getPreFecBer(DeviceId deviceId, PortNumber port);
/**
* Get the BER value post FEC.
*
* @param deviceId the device identifier
* @param port the port identifier
* @return the decimal value of BER
*/
Optional<Double> getPostFecBer(DeviceId deviceId, PortNumber port);
}