| /* |
| * 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.query.spec; |
| |
| import org.apache.druid.query.Query; |
| import org.apache.druid.query.QueryRunner; |
| import org.apache.druid.query.QuerySegmentWalker; |
| import org.apache.druid.query.SegmentDescriptor; |
| import org.joda.time.Interval; |
| |
| import java.util.Collections; |
| import java.util.List; |
| |
| /** |
| */ |
| public class SpecificSegmentSpec implements QuerySegmentSpec |
| { |
| private final SegmentDescriptor descriptor; |
| |
| public SpecificSegmentSpec(SegmentDescriptor descriptor) |
| { |
| this.descriptor = descriptor; |
| } |
| |
| @Override |
| public List<Interval> getIntervals() |
| { |
| return Collections.singletonList(descriptor.getInterval()); |
| } |
| |
| @Override |
| public <T> QueryRunner<T> lookup(Query<T> query, QuerySegmentWalker walker) |
| { |
| return walker.getQueryRunnerForSegments(query, Collections.singletonList(descriptor)); |
| } |
| |
| public SegmentDescriptor getDescriptor() |
| { |
| return descriptor; |
| } |
| |
| @Override |
| public boolean equals(Object o) |
| { |
| if (this == o) { |
| return true; |
| } |
| if (o == null || getClass() != o.getClass()) { |
| return false; |
| } |
| |
| SpecificSegmentSpec that = (SpecificSegmentSpec) o; |
| |
| if (descriptor != null ? !descriptor.equals(that.descriptor) : that.descriptor != null) { |
| return false; |
| } |
| |
| return true; |
| } |
| |
| @Override |
| public int hashCode() |
| { |
| return descriptor != null ? descriptor.hashCode() : 0; |
| } |
| } |