| Class | Description | 
|---|---|
| CheckpointRebuilder | |
| EventUtils | |
| FileChannel | 
 A durable  Channelimplementation that uses the local file system for
 its storage. | 
| FileChannelConfiguration | |
| Log | Stores FlumeEvents on disk and pointers to the events in a in memory queue. | 
| LogFile | |
| LogFile.OperationRecordUpdater | This is an class meant to be an internal Flume API,
 and can change at any time. | 
| LogFile.SequentialReader | |
| LogFileV3 | Represents a single data file on disk. | 
| LogFileV3.SequentialReader | |
| LogRecord | |
| LogUtils | |
| Serialization | |
| TransactionEventRecord | Base class for records in data file: Put, Take, Rollback, Commit | 
| TransactionIDOracle | |
| WriteOrderOracle | 
| Exception | Description | 
|---|---|
| BadCheckpointException | Exception thrown when the checkpoint directory contains invalid data,
 probably due to the channel stopping while the checkpoint was written. | 
| CorruptEventException | |
| LogFileRetryableIOException | |
| NoopRecordException | 
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