org.apache.flink.runtime.state.changelog

接口 StateChangelogStorage<Handle extends ChangelogStateHandle>

所有超级接口:

AutoCloseable

所有已知实现类:

InMemoryStateChangelogStorage

@Internal
public interface StateChangelogStorage<Handle extends ChangelogStateHandle>
extends AutoCloseable

A storage for changelog. Could produce StateChangelogHandleReader and StateChangelogWriter for read and write. Please use StateChangelogStorageLoader to obtain an instance.

方法概要

限定符和类型	方法和说明
default void	close()
StateChangelogHandleReader<Handle>	createReader()
StateChangelogWriter<Handle>	createWriter(String operatorID, KeyGroupRange keyGroupRange, org.apache.flink.api.common.operators.MailboxExecutor mailboxExecutor)
default AvailabilityProvider	getAvailabilityProvider()

方法详细资料

createWriter

StateChangelogWriter<Handle> createWriter(String operatorID,
                                          KeyGroupRange keyGroupRange,
                                          org.apache.flink.api.common.operators.MailboxExecutor mailboxExecutor)

createReader

StateChangelogHandleReader<Handle> createReader()

close

default void close()
            throws Exception

指定者:

close 在接口中 AutoCloseable

抛出:

Exception

getAvailabilityProvider

default AvailabilityProvider getAvailabilityProvider()