Package org.apache.flink.changelog.fs

Class StateChangeFsUploader

java.lang.Object

org.apache.flink.changelog.fs.AbstractStateChangeFsUploader

org.apache.flink.changelog.fs.StateChangeFsUploader

All Implemented Interfaces:

AutoCloseable, StateChangeUploader

public class StateChangeFsUploader
extends AbstractStateChangeFsUploader

A synchronous StateChangeUploadScheduler implementation that uploads the changes using FileSystem.

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.flink.changelog.fs.StateChangeUploader

StateChangeUploader.UploadTasksResult

Field Summary

Fields

Modifier and Type	Field	Description
static final String	PATH_SUB_DIR

Fields inherited from class org.apache.flink.changelog.fs.AbstractStateChangeFsUploader

bufferSize, compression, metrics

Constructor Summary

Constructors

Constructor	Description
StateChangeFsUploader(org.apache.flink.api.common.JobID jobID, org.apache.flink.core.fs.Path basePath, org.apache.flink.core.fs.FileSystem fileSystem, boolean compression, int bufferSize, ChangelogStorageMetricGroup metrics, TaskChangelogRegistry changelogRegistry)
StateChangeFsUploader(org.apache.flink.api.common.JobID jobID, org.apache.flink.core.fs.Path basePath, org.apache.flink.core.fs.FileSystem fileSystem, boolean compression, int bufferSize, ChangelogStorageMetricGroup metrics, TaskChangelogRegistry changelogRegistry, BiFunction<org.apache.flink.core.fs.Path,Long,org.apache.flink.runtime.state.StreamStateHandle> handleFactory)

Method Summary

Modifier and Type	Method	Description
void	close()
org.apache.flink.core.fs.Path	getBasePath()
org.apache.flink.changelog.fs.OutputStreamWithPos	prepareStream()

Methods inherited from class org.apache.flink.changelog.fs.AbstractStateChangeFsUploader

generateFileName, upload

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

PATH_SUB_DIR

@VisibleForTesting
public static final String PATH_SUB_DIR

See Also:

• Constant Field Values

Constructor Details

StateChangeFsUploader

@VisibleForTesting
public StateChangeFsUploader(org.apache.flink.api.common.JobID jobID,
 org.apache.flink.core.fs.Path basePath,
 org.apache.flink.core.fs.FileSystem fileSystem,
 boolean compression,
 int bufferSize,
 ChangelogStorageMetricGroup metrics,
 TaskChangelogRegistry changelogRegistry)

StateChangeFsUploader

public StateChangeFsUploader(org.apache.flink.api.common.JobID jobID,
 org.apache.flink.core.fs.Path basePath,
 org.apache.flink.core.fs.FileSystem fileSystem,
 boolean compression,
 int bufferSize,
 ChangelogStorageMetricGroup metrics,
 TaskChangelogRegistry changelogRegistry,
 BiFunction<org.apache.flink.core.fs.Path,Long,org.apache.flink.runtime.state.StreamStateHandle> handleFactory)

Method Details

getBasePath

@VisibleForTesting
public org.apache.flink.core.fs.Path getBasePath()

prepareStream

public org.apache.flink.changelog.fs.OutputStreamWithPos prepareStream()
                                                                throws IOException

Throws:

IOException

close

public void close()