| Interface | Description |
|---|---|
| MetricsWALSource |
Interface of the source that will export metrics about the region server's WAL.
|
| WALActionsListener |
Get notification of WAL events.
|
| WALCellCodec.ByteStringCompressor | |
| WALCellCodec.ByteStringUncompressor |
| Class | Description |
|---|---|
| AbstractFSWAL<W extends WriterBase> |
Implementation of
WAL to go against FileSystem; i.e. |
| AbstractProtobufLogWriter |
Base class for Protobuf log writer.
|
| AsyncFSWAL |
An asynchronous implementation of FSWAL.
|
| AsyncProtobufLogWriter |
AsyncWriter for protobuf-based WAL.
|
| CompressionContext |
Context that holds the various dictionaries for compression in WAL.
|
| Compressor |
A set of static functions for running our custom WAL compression/decompression.
|
| DamagedWALException |
Thrown when a failed append or sync on a WAL.
|
| FSHLog |
The default implementation of FSWAL.
|
| MetricsWAL |
Class used to push numbers about the WAL into the metrics subsystem.
|
| ProtobufLogReader |
A Protobuf based WAL has the following structure:
|
| ProtobufLogWriter |
Writer for protobuf-based WAL.
|
| ReaderBase | |
| SecureAsyncProtobufLogWriter | |
| SecureProtobufLogReader | |
| SecureProtobufLogWriter | |
| SecureWALCellCodec |
A WALCellCodec that encrypts the WALedits.
|
| TestMetricsWALSource | |
| WALCellCodec |
Compression in this class is lifted off Compressor/KeyValueCompression.
|
| WALCellCodec.EnsureKvEncoder | |
| WALCoprocessorHost |
Implements the coprocessor environment and runtime support for coprocessors
loaded within a
WAL. |
| WALUtil |
Helper methods to ease Region Server integration with the Write Ahead Log (WAL).
|