Package org.apache.flink.changelog.fs

Interface StateChangeUploader

All Superinterfaces:

AutoCloseable

All Known Implementing Classes:

AbstractStateChangeFsUploader, DuplicatingStateChangeFsUploader, StateChangeFsUploader

@Internal
public interface StateChangeUploader
extends AutoCloseable

The purpose of this interface is to abstract the different implementations of uploading state changelog parts. It has a single upload(java.util.Collection<org.apache.flink.changelog.fs.StateChangeUploadScheduler.UploadTask>) method with a collection of StateChangeUploadScheduler.UploadTask argument which is meant to initiate such an upload.

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static final class	StateChangeUploader.UploadTasksResult	Result of executing one or more upload tasks.

Method Summary

Modifier and Type	Method	Description
StateChangeUploader.UploadTasksResult	upload(Collection<StateChangeUploadScheduler.UploadTask> tasks)	Execute the upload task and return the results.

Methods inherited from interface java.lang.AutoCloseable

close

Method Details

upload

StateChangeUploader.UploadTasksResult upload(Collection<StateChangeUploadScheduler.UploadTask> tasks)
                                      throws IOException

Execute the upload task and return the results. It is the caller responsibility to complete the tasks.

Throws:

IOException