| /* |
| * Copyright 2016-present 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.driver.optical.query; |
| |
| import java.util.Set; |
| import java.util.stream.IntStream; |
| |
| import org.onlab.util.GuavaCollectors; |
| import org.onosproject.net.ChannelSpacing; |
| import org.onosproject.net.OchSignal; |
| import org.onosproject.net.PortNumber; |
| import org.onosproject.net.behaviour.LambdaQuery; |
| import org.onosproject.net.driver.AbstractHandlerBehaviour; |
| |
| /** |
| * Lambda query implementation for Oplink ROADM. |
| * |
| * An Oplink ROADM port exposes OMSn resources: 88 lambdas with 50GHz width (fixed grid). |
| * |
| * Channel id: Nominal central frequency = 193.1 THz + spacingMultiplier * channelSpacing). |
| * Channel (-28 to 59): starting from 191.7 THz to 196.05 THz, Increment by 50GHz. |
| */ |
| |
| public class OplinkRoadmLambdaQuery extends AbstractHandlerBehaviour implements LambdaQuery { |
| |
| private static final int MIN_CHANNEL = -28; |
| private static final int MAX_CHANNEL = 59; |
| |
| @Override |
| public Set<OchSignal> queryLambdas(PortNumber port) { |
| return IntStream.rangeClosed(MIN_CHANNEL, MAX_CHANNEL) |
| .mapToObj(x -> OchSignal.newDwdmSlot(ChannelSpacing.CHL_50GHZ, x)) |
| .collect(GuavaCollectors.toImmutableSet()); |
| } |
| } |