Package io.delta.kernel.engine

Interface Engine

All Known Implementing Classes:

DefaultEngine

@Evolving
public interface Engine

Interface encapsulating all clients needed by the Delta Kernel in order to read the Delta table. Connectors are expected to pass an implementation of this interface when reading a Delta table.

Since:

3.0.0

Method Summary

Modifier and Type	Method	Description
ExpressionHandler	getExpressionHandler()	Get the connector provided ExpressionHandler.
FileSystemClient	getFileSystemClient()	Get the connector provided FileSystemClient.
JsonHandler	getJsonHandler()	Get the connector provided JsonHandler.
default List<MetricsReporter>	getMetricsReporters()	Get the engine's MetricsReporter instances to push reports to.
ParquetHandler	getParquetHandler()	Get the connector provided ParquetHandler.

Method Details

getExpressionHandler

ExpressionHandler getExpressionHandler()

Get the connector provided ExpressionHandler.

Returns:

An implementation of ExpressionHandler.

getJsonHandler

JsonHandler getJsonHandler()

Get the connector provided JsonHandler.

Returns:

An implementation of JsonHandler.

getFileSystemClient

FileSystemClient getFileSystemClient()

Get the connector provided FileSystemClient.

Returns:

An implementation of FileSystemClient.

getParquetHandler

ParquetHandler getParquetHandler()

Get the connector provided ParquetHandler.

Returns:

An implementation of ParquetHandler.

getMetricsReporters

default List<MetricsReporter> getMetricsReporters()

Get the engine's MetricsReporter instances to push reports to.