| /* |
| * Copyright 2018-present Open Networking Foundation |
| * |
| * 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.store.flow.impl; |
| |
| import java.util.Objects; |
| |
| import org.onosproject.store.LogicalTimestamp; |
| |
| /** |
| * Flow bucket digest. |
| */ |
| public class FlowBucketDigest { |
| private final int bucket; |
| private final long term; |
| private final LogicalTimestamp timestamp; |
| |
| FlowBucketDigest(int bucket, long term, LogicalTimestamp timestamp) { |
| this.bucket = bucket; |
| this.term = term; |
| this.timestamp = timestamp; |
| } |
| |
| /** |
| * Returns the bucket identifier. |
| * |
| * @return the bucket identifier |
| */ |
| public int bucket() { |
| return bucket; |
| } |
| |
| /** |
| * Returns the bucket term. |
| * |
| * @return the bucket term |
| */ |
| public long term() { |
| return term; |
| } |
| |
| /** |
| * Returns the bucket timestamp. |
| * |
| * @return the bucket timestamp |
| */ |
| public LogicalTimestamp timestamp() { |
| return timestamp; |
| } |
| |
| /** |
| * Returns a boolean indicating whether this digest is newer than the given digest. |
| * |
| * @param digest the digest to check |
| * @return indicates whether this digest is newer than the given digest |
| */ |
| public boolean isNewerThan(FlowBucketDigest digest) { |
| return digest == null || term() > digest.term() || timestamp().isNewerThan(digest.timestamp()); |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash(bucket); |
| } |
| |
| @Override |
| public boolean equals(Object object) { |
| return object instanceof FlowBucketDigest |
| && ((FlowBucketDigest) object).bucket == bucket; |
| } |
| } |