Package org.apache.flink.datastream.api.extension.eventtime.strategy

Enum EventTimeWatermarkStrategy.EventTimeWatermarkGenerateMode

java.lang.Object

java.lang.Enum<EventTimeWatermarkStrategy.EventTimeWatermarkGenerateMode>

org.apache.flink.datastream.api.extension.eventtime.strategy.EventTimeWatermarkStrategy.EventTimeWatermarkGenerateMode

All Implemented Interfaces:

Serializable, Comparable<EventTimeWatermarkStrategy.EventTimeWatermarkGenerateMode>

Enclosing class:

EventTimeWatermarkStrategy<T>

@Internal
public static enum EventTimeWatermarkStrategy.EventTimeWatermarkGenerateMode
extends Enum<EventTimeWatermarkStrategy.EventTimeWatermarkGenerateMode>

EventTimeWatermarkStrategy.EventTimeWatermarkGenerateMode indicates the frequency at which event-time watermarks are generated.

Enum Constant Summary

Enum Constants

Enum Constant	Description
NO_WATERMARK
PER_EVENT
PERIODIC

Method Summary

Modifier and Type	Method	Description
static EventTimeWatermarkStrategy.EventTimeWatermarkGenerateMode	valueOf(String name)	Returns the enum constant of this type with the specified name.
static EventTimeWatermarkStrategy.EventTimeWatermarkGenerateMode[]	values()	Returns an array containing the constants of this enum type, in the order they are declared.

Methods inherited from class java.lang.Enum

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

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Detail

NO_WATERMARK

public static final EventTimeWatermarkStrategy.EventTimeWatermarkGenerateMode NO_WATERMARK

PERIODIC

public static final EventTimeWatermarkStrategy.EventTimeWatermarkGenerateMode PERIODIC

PER_EVENT

public static final EventTimeWatermarkStrategy.EventTimeWatermarkGenerateMode PER_EVENT

Method Detail

values

public static EventTimeWatermarkStrategy.EventTimeWatermarkGenerateMode[] values()

Returns an array containing the constants of this enum type, in the order they are declared. This method may be used to iterate over the constants as follows:

for (EventTimeWatermarkStrategy.EventTimeWatermarkGenerateMode c : EventTimeWatermarkStrategy.EventTimeWatermarkGenerateMode.values())
    System.out.println(c);

Returns:

an array containing the constants of this enum type, in the order they are declared

valueOf

public static EventTimeWatermarkStrategy.EventTimeWatermarkGenerateMode valueOf(String name)

Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)

Parameters:

name - the name of the enum constant to be returned.

Returns:

the enum constant with the specified name

Throws:

IllegalArgumentException - if this enum type has no constant with the specified name

NullPointerException - if the argument is null