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/*
* 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.net;
/**
* Abstraction of wavelength. Currently, this is just a marker interface
*/
public interface Lambda {
/**
* Create an Lambda instance with the specified wavelength index number.
*
* @param lambda index number
* @return an instance
*/
static Lambda indexedLambda(long lambda) {
return new IndexedLambda(lambda);
}
/**
* Creates a Lambda instance with the specified arguments.
*
* @param gridType grid type
* @param channelSpacing channel spacing
* @param spacingMultiplier channel spacing multiplier
* @param slotGranularity slot width granularity
* @return new lambda with specified arguments
*/
static Lambda ochSignal(GridType gridType, ChannelSpacing channelSpacing,
int spacingMultiplier, int slotGranularity) {
return new OchSignal(gridType, channelSpacing, spacingMultiplier, slotGranularity);
}
}
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