io.druid.jackson.SegmentsModule Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of druid-processing Show documentation

A module that is everything required to understands Druid Segments

There is a newer version: 0.12.3

/*
 * Licensed to Metamarkets Group Inc. (Metamarkets) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. Metamarkets 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 io.druid.jackson;

import com.fasterxml.jackson.annotation.JsonSubTypes;
import com.fasterxml.jackson.annotation.JsonTypeInfo;
import com.fasterxml.jackson.databind.module.SimpleModule;
import io.druid.timeline.partition.NoneShardSpec;
import io.druid.timeline.partition.ShardSpec;

/**
 */
public class SegmentsModule extends SimpleModule
{
  public SegmentsModule()
  {
    super("SegmentsModule");

    setMixInAnnotation(ShardSpec.class, ShardSpecMixin.class);
  }

  @JsonTypeInfo(use= JsonTypeInfo.Id.NAME, property="type")
  @JsonSubTypes({
      @JsonSubTypes.Type(name="none", value=NoneShardSpec.class),
  })
  public static interface ShardSpecMixin
  {}
}