org.apache.iceberg

Interface ScanTask

All Superinterfaces:

java.io.Serializable

All Known Subinterfaces:

CombinedScanTask, DataTask, FileScanTask

All Known Implementing Classes:

BaseCombinedScanTask

public interface ScanTask
extends java.io.Serializable

A scan task.

Method Summary

Modifier and Type	Method and Description
default CombinedScanTask	asCombinedScanTask()
default DataTask	asDataTask()
default FileScanTask	asFileScanTask()
default boolean	isDataTask()
default boolean	isFileScanTask()

Method Detail

isFileScanTask

default boolean isFileScanTask()

Returns:

true if this is a FileScanTask, false otherwise.

asFileScanTask

default FileScanTask asFileScanTask()

Returns:

this cast to FileScanTask if it is one

Throws:

java.lang.IllegalStateException - if this is not a FileScanTask

isDataTask

default boolean isDataTask()

Returns:

true if this is a DataTask, false otherwise.

asDataTask

default DataTask asDataTask()

Returns:

this cast to DataTask if it is one

Throws:

java.lang.IllegalStateException - if this is not a DataTask

asCombinedScanTask

default CombinedScanTask asCombinedScanTask()

Returns:

this cast to CombinedScanTask if it is one

Throws:

java.lang.IllegalStateException - if this is not a CombinedScanTask