# Package org.apache.storm.hdfs.spout

- Class Summary
  Class | Description
  --- | ---
  Configs |
  Configs.ReaderTypeValidator |
  DirLock | Facility to synchronize access to HDFS directory.
  FileLock | Facility to synchronize access to HDFS files.
  FileLock.LogEntry |
  HdfsSpout |
  HdfsSpoutTopology |
  HdfsSpoutTopology.ConstBolt |
  ProgressTracker |
  SequenceFileReader<KeyT extends org.apache.hadoop.io.Writable,​ValueT extends org.apache.hadoop.io.Writable> |
  SequenceFileReader.Offset |
  TextFileReader |
  TextFileReader.Offset |

- Exception Summary
  Exception | Description
  --- | ---
  ParseException |