# Hierarchy For Package org.apache.hadoop.hdfs.protocol.datatransfer

Package Hierarchies:

- All Packages

## Class Hierarchy

- java.lang.Object
  - java.lang.Throwable (implements java.io.Serializable)
    - java.lang.Exception
      - java.io.IOException
        - org.apache.hadoop.hdfs.protocol.datatransfer.BlockPinningException
  - org.apache.hadoop.hdfs.protocol.datatransfer.TrustedChannelResolver (implements org.apache.hadoop.conf.Configurable)

## Enum Hierarchy

- java.lang.Object
  - java.lang.Enum<E> (implements java.lang.Comparable<T>, java.io.Serializable)
    - org.apache.hadoop.hdfs.protocol.datatransfer.PipelineAck.ECN
    - org.apache.hadoop.hdfs.protocol.datatransfer.ReplaceDatanodeOnFailure.Policy

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