org.apache.paimon.utils

Interface Restorable<S>

Type Parameters:

S - type of state

All Known Subinterfaces:

BundleFileStoreWriter, FileStoreWrite<T>, StreamDataTableScan, StreamTableScan

All Known Implementing Classes:

AbstractFileStoreWrite, AppendOnlyFileStoreWrite, AppendOnlyFixedBucketFileStoreWrite, AppendOnlyUnawareBucketFileStoreWrite, DataTableStreamScan, KeyValueFileStoreWrite, LookupDataTableScan, MemoryFileStoreWrite, TableWriteImpl

@Public
public interface Restorable<S>

Operations implementing this interface can checkpoint and restore their states between different instances.

Since:

0.4.0

Method Summary

Modifier and Type	Method and Description
S	checkpoint() Extract state of the current operation instance.
void	restore(S state) Restore state of a previous operation instance into the current operation instance.

Method Detail

checkpoint

S checkpoint()

Extract state of the current operation instance.

restore

void restore(S state)

Restore state of a previous operation instance into the current operation instance.