Package org.apache.flink.runtime.state.changelog.inmemory

Class InMemoryStateChangelogStorageFactory

java.lang.Object

org.apache.flink.runtime.state.changelog.inmemory.InMemoryStateChangelogStorageFactory

All Implemented Interfaces:

StateChangelogStorageFactory

public class InMemoryStateChangelogStorageFactory
extends Object
implements StateChangelogStorageFactory

An StateChangelogStorageFactory for creating InMemoryStateChangelogStorage.

Field Summary

Fields

Modifier and Type	Field	Description
static final String	IDENTIFIER

Constructor Summary

Constructors

Constructor	Description
InMemoryStateChangelogStorageFactory()

Method Summary

Modifier and Type	Method	Description
StateChangelogStorage<?>	createStorage(org.apache.flink.api.common.JobID jobID, org.apache.flink.configuration.Configuration configuration, TaskManagerJobMetricGroup metricGroup, LocalRecoveryConfig localRecoveryConfig)	Create the storage based on a configuration.
StateChangelogStorageView<?>	createStorageView(org.apache.flink.configuration.Configuration configuration)	Create the storage for recovery.
String	getIdentifier()	Get the identifier for user to use this changelog storage factory.

Methods inherited from class java.lang.Object

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

Field Details

IDENTIFIER

public static final String IDENTIFIER

See Also:

• Constant Field Values

Constructor Details

InMemoryStateChangelogStorageFactory

public InMemoryStateChangelogStorageFactory()

Method Details

getIdentifier

public String getIdentifier()

Description copied from interface: StateChangelogStorageFactory

Get the identifier for user to use this changelog storage factory.

Specified by:

getIdentifier in interface StateChangelogStorageFactory

createStorage

public StateChangelogStorage<?> createStorage(org.apache.flink.api.common.JobID jobID,
 org.apache.flink.configuration.Configuration configuration,
 TaskManagerJobMetricGroup metricGroup,
 LocalRecoveryConfig localRecoveryConfig)

Description copied from interface: StateChangelogStorageFactory

Create the storage based on a configuration.

Specified by:

createStorage in interface StateChangelogStorageFactory

createStorageView

public StateChangelogStorageView<?> createStorageView(org.apache.flink.configuration.Configuration configuration)

Description copied from interface: StateChangelogStorageFactory

Create the storage for recovery.

Specified by:

createStorageView in interface StateChangelogStorageFactory