org.apache.flink.runtime.state.metainfo

枚举 StateMetaInfoSnapshot.CommonOptionsKeys

java.lang.Object

java.lang.Enum<StateMetaInfoSnapshot.CommonOptionsKeys>

org.apache.flink.runtime.state.metainfo.StateMetaInfoSnapshot.CommonOptionsKeys

所有已实现的接口:

Serializable, Comparable<StateMetaInfoSnapshot.CommonOptionsKeys>

封闭类:

StateMetaInfoSnapshot

public static enum StateMetaInfoSnapshot.CommonOptionsKeys
extends Enum<StateMetaInfoSnapshot.CommonOptionsKeys>

Predefined keys for the most common options in the meta info.

枚举常量概要

枚举常量

枚举常量和说明
KEYED_STATE_TYPE Key to define the StateDescriptor.Type of a key/value keyed-state
OPERATOR_STATE_DISTRIBUTION_MODE Key to define OperatorStateHandle.Mode, about how operator state is distributed on restore

方法概要

限定符和类型	方法和说明
static StateMetaInfoSnapshot.CommonOptionsKeys	valueOf(String name) 返回带有指定名称的该类型的枚举常量。
static StateMetaInfoSnapshot.CommonOptionsKeys[]	values() 按照声明该枚举类型的常量的顺序, 返回 包含这些常量的数组。

从类继承的方法 java.lang.Enum

clone, compareTo, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

从类继承的方法 java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

枚举常量详细资料

KEYED_STATE_TYPE

public static final StateMetaInfoSnapshot.CommonOptionsKeys KEYED_STATE_TYPE

Key to define the StateDescriptor.Type of a key/value keyed-state

OPERATOR_STATE_DISTRIBUTION_MODE

public static final StateMetaInfoSnapshot.CommonOptionsKeys OPERATOR_STATE_DISTRIBUTION_MODE

Key to define OperatorStateHandle.Mode, about how operator state is distributed on restore

方法详细资料

values

public static StateMetaInfoSnapshot.CommonOptionsKeys[] values()

按照声明该枚举类型的常量的顺序, 返回 包含这些常量的数组。该方法可用于迭代 常量, 如下所示:

for (StateMetaInfoSnapshot.CommonOptionsKeys c : StateMetaInfoSnapshot.CommonOptionsKeys.values())
    System.out.println(c);

返回:

按照声明该枚举类型的常量的顺序返回的包含这些常量的数组

valueOf

public static StateMetaInfoSnapshot.CommonOptionsKeys valueOf(String name)

返回带有指定名称的该类型的枚举常量。 字符串必须与用于声明该类型的枚举常量的 标识符完全匹配。(不允许有多余 的空格字符。)

参数:

name - 要返回的枚举常量的名称。

返回:

返回带有指定名称的枚举常量

抛出:

IllegalArgumentException - 如果该枚举类型没有带有指定名称的常量

NullPointerException - 如果参数为空值