| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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.apache.kafka.common.requests; |
| |
| import org.apache.kafka.common.protocol.Errors; |
| |
| import static org.apache.kafka.common.record.RecordBatch.NO_PARTITION_LEADER_EPOCH; |
| |
| import java.util.Objects; |
| |
| /** |
| * The offset, fetched from a leader, for a particular partition. |
| */ |
| public class EpochEndOffset { |
| public static final long UNDEFINED_EPOCH_OFFSET = NO_PARTITION_LEADER_EPOCH; |
| public static final int UNDEFINED_EPOCH = NO_PARTITION_LEADER_EPOCH; |
| |
| private Errors error; |
| private int leaderEpoch; // introduced in V1 |
| private long endOffset; |
| |
| public EpochEndOffset(Errors error, int leaderEpoch, long endOffset) { |
| this.error = error; |
| this.leaderEpoch = leaderEpoch; |
| this.endOffset = endOffset; |
| } |
| |
| public EpochEndOffset(int leaderEpoch, long endOffset) { |
| this.error = Errors.NONE; |
| this.leaderEpoch = leaderEpoch; |
| this.endOffset = endOffset; |
| } |
| |
| public Errors error() { |
| return error; |
| } |
| |
| public boolean hasError() { |
| return error != Errors.NONE; |
| } |
| |
| public long endOffset() { |
| return endOffset; |
| } |
| |
| public int leaderEpoch() { |
| return leaderEpoch; |
| } |
| |
| @Override |
| public String toString() { |
| return "EpochEndOffset{" + |
| "error=" + error + |
| ", leaderEpoch=" + leaderEpoch + |
| ", endOffset=" + endOffset + |
| '}'; |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (this == o) return true; |
| if (o == null || getClass() != o.getClass()) return false; |
| |
| EpochEndOffset that = (EpochEndOffset) o; |
| |
| return Objects.equals(error, that.error) |
| && Objects.equals(leaderEpoch, that.leaderEpoch) |
| && Objects.equals(endOffset, that.endOffset); |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash(error, leaderEpoch, endOffset); |
| } |
| } |