| /* |
| * 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.common.task; |
| |
| import com.fasterxml.jackson.annotation.JsonCreator; |
| import com.fasterxml.jackson.annotation.JsonProperty; |
| import com.google.common.base.Preconditions; |
| import org.apache.druid.indexing.common.LockGranularity; |
| import org.apache.druid.java.util.common.JodaUtils; |
| import org.apache.druid.timeline.DataSegment; |
| import org.apache.druid.timeline.SegmentId; |
| import org.joda.time.Interval; |
| |
| import java.util.Collections; |
| import java.util.List; |
| import java.util.Objects; |
| import java.util.stream.Collectors; |
| |
| public class SpecificSegmentsSpec implements CompactionInputSpec |
| { |
| public static final String TYPE = "segments"; |
| |
| private final List<String> segments; |
| |
| public static SpecificSegmentsSpec fromSegments(List<DataSegment> segments) |
| { |
| Preconditions.checkArgument(!segments.isEmpty(), "Empty segment list"); |
| return new SpecificSegmentsSpec( |
| segments.stream().map(segment -> segment.getId().toString()).collect(Collectors.toList()) |
| ); |
| } |
| |
| @JsonCreator |
| public SpecificSegmentsSpec(@JsonProperty("segments") List<String> segments) |
| { |
| this.segments = segments; |
| // Sort segments to use in validateSegments. |
| Collections.sort(this.segments); |
| } |
| |
| @JsonProperty |
| public List<String> getSegments() |
| { |
| return segments; |
| } |
| |
| @Override |
| public Interval findInterval(String dataSource) |
| { |
| final List<SegmentId> segmentIds = segments |
| .stream() |
| .map(segment -> SegmentId.tryParse(dataSource, segment)) |
| .collect(Collectors.toList()); |
| return JodaUtils.umbrellaInterval( |
| segmentIds.stream().map(SegmentId::getInterval).collect(Collectors.toList()) |
| ); |
| } |
| |
| @Override |
| public boolean validateSegments(LockGranularity lockGranularityInUse, List<DataSegment> latestSegments) |
| { |
| final List<String> thoseSegments = latestSegments |
| .stream() |
| .map(segment -> segment.getId().toString()) |
| .sorted() |
| .collect(Collectors.toList()); |
| if (lockGranularityInUse == LockGranularity.TIME_CHUNK) { |
| return this.segments.equals(thoseSegments); |
| } else { |
| return thoseSegments.containsAll(segments); |
| } |
| } |
| |
| @Override |
| public boolean equals(Object o) |
| { |
| if (this == o) { |
| return true; |
| } |
| if (o == null || getClass() != o.getClass()) { |
| return false; |
| } |
| SpecificSegmentsSpec that = (SpecificSegmentsSpec) o; |
| return Objects.equals(segments, that.segments); |
| } |
| |
| @Override |
| public int hashCode() |
| { |
| return Objects.hash(segments); |
| } |
| |
| @Override |
| public String toString() |
| { |
| return "SpecificSegmentsSpec{" + |
| "segments=" + segments + |
| '}'; |
| } |
| } |