# Package org.apache.tinkerpop.gremlin.hadoop.structure.io

- Interface Summary
  Interface | Description
  --- | ---
  GraphFilterAware | An input graph class is `GraphFilterAware` if it can filter out vertices and edges as its loading the graph from the source data.
  HadoopPoolsConfigurable |

- Class Summary
  Class | Description
  --- | ---
  CommonFileInputFormat |
  CommonFileOutputFormat |
  FileSystemStorage |
  HadoopEdgeIterator |
  HadoopElementIterator<E extends Element> |
  HadoopPools |
  HadoopPoolShimService |
  HadoopVertexIterator |
  HiddenFileFilter |
  InputOutputHelper |
  ObjectWritable<T> |
  ObjectWritableComparator |
  ObjectWritableComparator.ObjectWritableMapComparator |
  ObjectWritableComparator.ObjectWritableReduceComparator |
  ObjectWritableIterator |
  TextIterator |
  VertexWritable |
  VertexWritableIterator |

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