| /* |
| * Copyright 2014 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.resource.link; |
| |
| import org.onosproject.net.IndexedLambda; |
| |
| import java.util.Objects; |
| |
| import static com.google.common.base.Preconditions.checkNotNull; |
| |
| /** |
| * Representation of lambda resource. |
| */ |
| public final class LambdaResource implements LinkResource { |
| |
| private final IndexedLambda lambda; |
| |
| /** |
| * Creates a new instance with given lambda. |
| * |
| * @param lambda lambda to be assigned |
| */ |
| private LambdaResource(IndexedLambda lambda) { |
| this.lambda = checkNotNull(lambda); |
| } |
| |
| // Constructor for serialization |
| private LambdaResource() { |
| this.lambda = null; |
| } |
| |
| /** |
| * Creates a new instance with the given index of lambda. |
| * |
| * @param lambda index value of lambda to be assigned |
| * @return {@link LambdaResource} instance with the given lambda |
| */ |
| public static LambdaResource valueOf(int lambda) { |
| return valueOf(new IndexedLambda(lambda)); |
| } |
| |
| /** |
| * Creates a new instance with the given lambda. |
| * |
| * @param lambda lambda to be assigned |
| * @return {@link LambdaResource} instance with the given lambda |
| */ |
| public static LambdaResource valueOf(IndexedLambda lambda) { |
| return new LambdaResource(lambda); |
| } |
| |
| /** |
| * Returns lambda as an int value. |
| * |
| * @return lambda as an int value |
| */ |
| public int toInt() { |
| return (int) lambda.index(); |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (obj instanceof LambdaResource) { |
| LambdaResource that = (LambdaResource) obj; |
| return Objects.equals(this.lambda, that.lambda); |
| } |
| return false; |
| } |
| |
| @Override |
| public int hashCode() { |
| return lambda.hashCode(); |
| } |
| |
| @Override |
| public String toString() { |
| return String.valueOf(this.lambda); |
| } |
| |
| } |