| /* |
| * Copyright 2015 Open Networking Laboratory |
| * Originally created by Pengfei Lu, Network and Cloud Computing Laboratory, Dalian University of Technology, China |
| * Advisers: Keqiu Li and Heng Qi |
| * This work is supported by the State Key Program of National Natural Science of China(Grant No. 61432002) |
| * and Prospective Research Project on Future Networks in Jiangsu Future Networks Innovation Institute. |
| * |
| * 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.acl; |
| |
| /** |
| * ACL rule identifier suitable as an external key. |
| * <p>This class is immutable.</p> |
| */ |
| public final class RuleId { |
| private final long value; |
| |
| /** |
| * Creates an ACL rule identifier from the specified long value. |
| * |
| * @param value long value |
| * @return ACL rule identifier |
| */ |
| public static RuleId valueOf(long value) { |
| return new RuleId(value); |
| } |
| |
| /** |
| * Constructor for serializer. |
| */ |
| RuleId() { |
| this.value = 0; |
| } |
| |
| /** |
| * Constructs the ID corresponding to a given long value. |
| * |
| * @param value the underlying value of this ID |
| */ |
| RuleId(long value) { |
| this.value = value; |
| } |
| |
| /** |
| * Returns the backing value. |
| * |
| * @return the value |
| */ |
| public long fingerprint() { |
| return value; |
| } |
| |
| @Override |
| public int hashCode() { |
| return Long.hashCode(value); |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (obj == this) { |
| return true; |
| } |
| if (!(obj instanceof RuleId)) { |
| return false; |
| } |
| RuleId that = (RuleId) obj; |
| return this.value == that.value; |
| } |
| |
| @Override |
| public String toString() { |
| return "0x" + Long.toHexString(value); |
| } |
| } |