# Hierarchy For All Packages

Package Hierarchies:

- org.apache.trevni.avro,
- org.apache.trevni.avro.mapreduce

## Class Hierarchy

- java.lang.Object
  - org.apache.trevni.avro.AvroColumnReader<D> (implements java.io.Closeable, java.lang.Iterable<T>, java.util.Iterator<E>)
  - org.apache.trevni.avro.AvroColumnReader.Params
  - org.apache.trevni.avro.AvroColumnWriter<D>
  - org.apache.hadoop.mapred.FileInputFormat<K,V> (implements org.apache.hadoop.mapred.InputFormat<K,V>)
    - org.apache.trevni.avro.AvroTrevniInputFormat<T>
  - org.apache.hadoop.mapred.FileOutputFormat<K,V> (implements org.apache.hadoop.mapred.OutputFormat<K,V>)
    - org.apache.trevni.avro.AvroTrevniOutputFormat<T>
  - org.apache.trevni.avro.HadoopInput (implements org.apache.trevni.Input)
  - org.apache.hadoop.mapreduce.InputFormat<K,V>
    - org.apache.hadoop.mapreduce.lib.input.FileInputFormat<K,V>
      - org.apache.trevni.avro.mapreduce.AvroTrevniKeyInputFormat<T>
      - org.apache.trevni.avro.mapreduce.AvroTrevniKeyValueInputFormat<K,V>
  - org.apache.hadoop.mapreduce.OutputFormat<K,V>
    - org.apache.hadoop.mapreduce.lib.output.FileOutputFormat<K,V>
      - org.apache.trevni.avro.mapreduce.AvroTrevniKeyOutputFormat<T>
      - org.apache.trevni.avro.mapreduce.AvroTrevniKeyValueOutputFormat<K,V>
  - org.apache.hadoop.mapreduce.RecordReader<KEYIN,VALUEIN> (implements java.io.Closeable)
    - org.apache.trevni.avro.mapreduce.AvroTrevniRecordReaderBase<K,V,T>
      - org.apache.trevni.avro.mapreduce.AvroTrevniKeyRecordReader<T>
      - org.apache.trevni.avro.mapreduce.AvroTrevniKeyValueRecordReader<K,V>
  - org.apache.hadoop.mapreduce.RecordWriter<K,V>
    - org.apache.trevni.avro.mapreduce.AvroTrevniRecordWriterBase<K,V,T>
      - org.apache.trevni.avro.mapreduce.AvroTrevniKeyRecordWriter<T>
      - org.apache.trevni.avro.mapreduce.AvroTrevniKeyValueRecordWriter<K,V>