indexing-service/src/main/java/org/apache/druid/indexing/seekablestream/PendingSegmentVersions.java

/*
 * 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.druid.indexing.seekablestream;

import com.fasterxml.jackson.annotation.JsonCreator;
import com.fasterxml.jackson.annotation.JsonProperty;
import org.apache.druid.segment.realtime.appenderator.SegmentIdWithShardSpec;

/**
 * Contains a new version of an existing base pending segment. Used by realtime
 * tasks to serve queries against multiple versions of the same pending segment.
 */
public class PendingSegmentVersions
{
  private final SegmentIdWithShardSpec baseSegment;
  private final SegmentIdWithShardSpec newVersion;

  @JsonCreator
  public PendingSegmentVersions(
      @JsonProperty("baseSegment") SegmentIdWithShardSpec baseSegment,
      @JsonProperty("newVersion") SegmentIdWithShardSpec newVersion
  )
  {
    this.baseSegment = baseSegment;
    this.newVersion = newVersion;
  }

  @JsonProperty
  public SegmentIdWithShardSpec getBaseSegment()
  {
    return baseSegment;
  }

  @JsonProperty
  public SegmentIdWithShardSpec getNewVersion()
  {
    return newVersion;
  }
}