org.apache.flink.runtime.state

类 DefaultOperatorStateBackendBuilder

java.lang.Object

org.apache.flink.runtime.state.DefaultOperatorStateBackendBuilder

所有已实现的接口:

StateBackendBuilder<DefaultOperatorStateBackend,BackendBuildingException>

public class DefaultOperatorStateBackendBuilder
extends Object
implements StateBackendBuilder<DefaultOperatorStateBackend,BackendBuildingException>

Builder class for DefaultOperatorStateBackend which handles all necessary initializations and clean ups.

字段概要

字段

限定符和类型	字段和说明
protected boolean	asynchronousSnapshots Flag to de/activate asynchronous snapshots.
protected org.apache.flink.core.fs.CloseableRegistry	cancelStreamRegistry
protected org.apache.flink.api.common.ExecutionConfig	executionConfig The execution configuration.
protected Collection<OperatorStateHandle>	restoreStateHandles State handles for restore.
protected ClassLoader	userClassloader The user code classloader.

构造器概要

构造器

构造器和说明
DefaultOperatorStateBackendBuilder(ClassLoader userClassloader, org.apache.flink.api.common.ExecutionConfig executionConfig, boolean asynchronousSnapshots, Collection<OperatorStateHandle> stateHandles, org.apache.flink.core.fs.CloseableRegistry cancelStreamRegistry)

方法概要

限定符和类型	方法和说明
DefaultOperatorStateBackend	build()

从类继承的方法 java.lang.Object

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

字段详细资料

userClassloader

@VisibleForTesting
protected final ClassLoader userClassloader

The user code classloader.

executionConfig

@VisibleForTesting
protected final org.apache.flink.api.common.ExecutionConfig executionConfig

The execution configuration.

asynchronousSnapshots

@VisibleForTesting
protected final boolean asynchronousSnapshots

Flag to de/activate asynchronous snapshots.

restoreStateHandles

@VisibleForTesting
protected final Collection<OperatorStateHandle> restoreStateHandles

State handles for restore.

cancelStreamRegistry

@VisibleForTesting
protected final org.apache.flink.core.fs.CloseableRegistry cancelStreamRegistry

构造器详细资料

DefaultOperatorStateBackendBuilder

public DefaultOperatorStateBackendBuilder(ClassLoader userClassloader,
                                          org.apache.flink.api.common.ExecutionConfig executionConfig,
                                          boolean asynchronousSnapshots,
                                          Collection<OperatorStateHandle> stateHandles,
                                          org.apache.flink.core.fs.CloseableRegistry cancelStreamRegistry)

方法详细资料

build

public DefaultOperatorStateBackend build()
                                  throws BackendBuildingException

指定者:

build 在接口中 StateBackendBuilder<DefaultOperatorStateBackend,BackendBuildingException>

抛出:

BackendBuildingException