| /* |
| * 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.flowobjective.impl.composition; |
| |
| import org.onosproject.net.flowobjective.NextObjective; |
| |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| |
| /** |
| * Provides a table to store Next. |
| */ |
| public class NextTable { |
| |
| protected Map<Integer, NextObjective> nextMap; |
| |
| public NextTable() { |
| this.nextMap = new HashMap<>(); |
| } |
| |
| public List<NextObjective> updateNext(NextObjective nextObjective) { |
| List<NextObjective> updates = new ArrayList<>(); |
| switch (nextObjective.op()) { |
| case ADD: |
| this.nextMap.put(nextObjective.id(), nextObjective); |
| updates.add(nextObjective); |
| break; |
| case REMOVE: |
| this.nextMap.remove(nextObjective.id()); |
| updates.add(nextObjective); |
| break; |
| default: |
| break; |
| } |
| return updates; |
| } |
| |
| public List<NextObjective> updateNext(List<NextObjective> nextObjectives) { |
| List<NextObjective> updates = new ArrayList<>(); |
| for (NextObjective nextObjective : nextObjectives) { |
| updates.addAll(this.updateNext(nextObjective)); |
| } |
| return updates; |
| } |
| |
| } |