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A module that is everything required to understands Druid Segments

There is a newer version: 30.0.1

/*
 * 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.java.util.common;

import com.fasterxml.jackson.core.JsonGenerator;
import com.fasterxml.jackson.databind.JsonSerializer;
import com.fasterxml.jackson.databind.SerializerProvider;

import java.io.IOException;

/**
 *
 * This serializer provides the basic support of JSON serialization of {@link HumanReadableBytes}
 * to demonstrate serialization and deserialization work
 *
 * Given
 * 
 *   HumanReadableBytes bytes = new HumanReadableBytes("1K");
 * 
 * will be serialized as 1000 instead of the raw input of 1K
 *
 *
 */
public class HumanReadableBytesSerializer extends JsonSerializer
{
  @Override
  public void serialize(
      HumanReadableBytes value,
      JsonGenerator jgen,
      SerializerProvider provider) throws IOException
  {
    jgen.writeNumber(value.getBytes());
  }

  @Override
  public Class handledType()
  {
    return HumanReadableBytes.class;
  }
}