org.apache.flink.streaming.api.windowing.policy

Class CloneableMultiEvictionPolicy<DATA>

java.lang.Object

org.apache.flink.streaming.api.windowing.policy.MultiEvictionPolicy<DATA>

org.apache.flink.streaming.api.windowing.policy.CloneableMultiEvictionPolicy<DATA>

Type Parameters:

DATA - The type of data handled by this policy

All Implemented Interfaces:

Serializable, Cloneable, ActiveEvictionPolicy<DATA>, CloneableEvictionPolicy<DATA>, EvictionPolicy<DATA>

public class CloneableMultiEvictionPolicy<DATA>
extends MultiEvictionPolicy<DATA>
implements CloneableEvictionPolicy<DATA>

This policy does the same as MultiEvictionPolicy. Additionally it is cloneable and only cloneable policies can be passed to the constructor.

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.flink.streaming.api.windowing.policy.MultiEvictionPolicy

MultiEvictionPolicy.EvictionStrategy

Constructor Summary

Constructors

Constructor and Description
CloneableMultiEvictionPolicy(CloneableEvictionPolicy<DATA>... evictionPolicies) This policy does the same as MultiTriggerPolicy.
CloneableMultiEvictionPolicy(MultiEvictionPolicy.EvictionStrategy strategy, CloneableEvictionPolicy<DATA>... evictionPolicies) This policy does the same as MultiTriggerPolicy.

Method Summary

Modifier and Type	Method and Description
CloneableEvictionPolicy<DATA>	clone() This method should return an exact copy of the object it belongs to including the current object state.

Methods inherited from class org.apache.flink.streaming.api.windowing.policy.MultiEvictionPolicy

notifyEviction, notifyEvictionWithFakeElement

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.flink.streaming.api.windowing.policy.EvictionPolicy

notifyEviction

Constructor Detail

CloneableMultiEvictionPolicy

public CloneableMultiEvictionPolicy(CloneableEvictionPolicy<DATA>... evictionPolicies)

This policy does the same as MultiTriggerPolicy. Additionally it is cloneable and only cloneable policies can be passed to the constructor. When using this constructor the MAX strategy is used by default. You can select other strategies using CloneableMultiEvictionPolicy#CloneableMultiEvictionPolicy(EvictionStrategy, CloneableEvictionPolicy...) .

Parameters:

evictionPolicies - some cloneable policies to be tied together.

CloneableMultiEvictionPolicy

public CloneableMultiEvictionPolicy(MultiEvictionPolicy.EvictionStrategy strategy,
                                    CloneableEvictionPolicy<DATA>... evictionPolicies)

This policy does the same as MultiTriggerPolicy. Additionally it is cloneable and only cloneable policies can be passed to the constructor.

Parameters:

strategy - the strategy to be used. See MultiEvictionPolicy.EvictionStrategy for a list of possible options.

evictionPolicies - some cloneable policies to be tied together.

Method Detail

clone

public CloneableEvictionPolicy<DATA> clone()

Description copied from interface: CloneableEvictionPolicy

This method should return an exact copy of the object it belongs to including the current object state.

Specified by:

clone in interface CloneableEvictionPolicy<DATA>

Overrides:

clone in class Object

Returns:

a copy of this object