org.apache.flink.runtime.state.heap

类 InternalKeyContextImpl<K>

java.lang.Object

org.apache.flink.runtime.state.heap.InternalKeyContextImpl<K>

类型参数:

K - Type of the key.

所有已实现的接口:

InternalKeyContext<K>

public class InternalKeyContextImpl<K>
extends Object
implements InternalKeyContext<K>

The default InternalKeyContext implementation.

构造器概要

构造器

构造器和说明
InternalKeyContextImpl(KeyGroupRange keyGroupRange, int numberOfKeyGroups)

方法概要

限定符和类型	方法和说明
K	getCurrentKey() Used by states to access the current key.
int	getCurrentKeyGroupIndex() Returns the key-group to which the current key belongs.
KeyGroupRange	getKeyGroupRange() Returns the key groups for this backend.
int	getNumberOfKeyGroups() Returns the number of key-groups aka max parallelism.
void	setCurrentKey(K currentKey) Set current key of the context.
void	setCurrentKeyGroupIndex(int currentKeyGroupIndex) Set current key group index of the context.

从类继承的方法 java.lang.Object

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

构造器详细资料

InternalKeyContextImpl

public InternalKeyContextImpl(@Nonnull
                              KeyGroupRange keyGroupRange,
                              @Nonnegative
                              int numberOfKeyGroups)

方法详细资料

getCurrentKey

public K getCurrentKey()

从接口复制的说明: InternalKeyContext

Used by states to access the current key.

指定者:

getCurrentKey 在接口中 InternalKeyContext<K>

getCurrentKeyGroupIndex

public int getCurrentKeyGroupIndex()

从接口复制的说明: InternalKeyContext

Returns the key-group to which the current key belongs.

指定者:

getCurrentKeyGroupIndex 在接口中 InternalKeyContext<K>

getNumberOfKeyGroups

public int getNumberOfKeyGroups()

从接口复制的说明: InternalKeyContext

Returns the number of key-groups aka max parallelism.

指定者:

getNumberOfKeyGroups 在接口中 InternalKeyContext<K>

getKeyGroupRange

public KeyGroupRange getKeyGroupRange()

从接口复制的说明: InternalKeyContext

Returns the key groups for this backend.

指定者:

getKeyGroupRange 在接口中 InternalKeyContext<K>

setCurrentKey

public void setCurrentKey(@Nonnull
                          K currentKey)

从接口复制的说明: InternalKeyContext

Set current key of the context.

指定者:

setCurrentKey 在接口中 InternalKeyContext<K>

参数:

currentKey - the current key to set to.

setCurrentKeyGroupIndex

public void setCurrentKeyGroupIndex(int currentKeyGroupIndex)

从接口复制的说明: InternalKeyContext

Set current key group index of the context.

指定者:

setCurrentKeyGroupIndex 在接口中 InternalKeyContext<K>

参数:

currentKeyGroupIndex - the current key group index to set to.