content: /*
   * 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.clients.consumer.internals;
  
  import org.apache.kafka.clients.consumer.OffsetAndTimestamp;
  
  import java.util.Optional;
  
  /**
   * Internal representation of {@link OffsetAndTimestamp} to allow negative timestamps and offset.
   */
  public class OffsetAndTimestampInternal {
      private final long timestamp;
      private final long offset;
      private final Optional<Integer> leaderEpoch;
  
      public OffsetAndTimestampInternal(long offset, long timestamp, Optional<Integer> leaderEpoch) {
          this.offset = offset;
          this.timestamp = timestamp;
          this.leaderEpoch = leaderEpoch;
      }
  
      long offset() {
          return offset;
      }
  
      long timestamp() {
          return timestamp;
      }
  
      Optional<Integer> leaderEpoch() {
          return leaderEpoch;
      }
  
      public OffsetAndTimestamp buildOffsetAndTimestamp() {
          return new OffsetAndTimestamp(offset, timestamp, leaderEpoch);
      }
  
      @Override
      public int hashCode() {
          int result = (int) (timestamp ^ (timestamp >>> 32));
          result = 31 * result + (int) (offset ^ (offset >>> 32));
          result = 31 * result + leaderEpoch.hashCode();
          return result;
      }
  
      @Override
      public boolean equals(Object o) {
          if (this == o) return true;
          if (!(o instanceof OffsetAndTimestampInternal)) return false;
  
          OffsetAndTimestampInternal that = (OffsetAndTimestampInternal) o;
  
          if (timestamp != that.timestamp) return false;
          if (offset != that.offset) return false;
          return leaderEpoch.equals(that.leaderEpoch);
      }
  
      @Override
      public String toString() {
          return "OffsetAndTimestampInternal{" +
                  "timestamp=" + timestamp +
                  ", offset=" + offset +
                  ", leaderEpoch=" + leaderEpoch +
                  '}';
      }
  }
  