org.wso2.siddhi.core.util.collection.executor

Class NonAndCollectionExecutor

java.lang.Object

org.wso2.siddhi.core.util.collection.executor.NonAndCollectionExecutor

All Implemented Interfaces:

CollectionExecutor

public class NonAndCollectionExecutor
extends Object
implements CollectionExecutor

Implementation of CollectionExecutor

Nested Class Summary

Nested classes/interfaces inherited from interface org.wso2.siddhi.core.util.collection.executor.CollectionExecutor

CollectionExecutor.Cost

Constructor Summary

Constructors

Constructor and Description
NonAndCollectionExecutor(ExpressionExecutor valueExpressionExecutor, CollectionExecutor aCollectionExecutor, CollectionExpression.CollectionScope collectionScope)

Method Summary

Modifier and Type	Method and Description
boolean	contains(StateEvent matchingEvent, IndexedEventHolder indexedEventHolder) Checks if a matching event exist in indexedEventHolder
void	delete(StateEvent deletingEvent, IndexedEventHolder indexedEventHolder) Delete matching events exists from indexedEventHolder
StreamEvent	find(StateEvent matchingEvent, IndexedEventHolder indexedEventHolder, StreamEventCloner storeEventCloner) Find the Events matching to the condition, used on the primary call
Collection<StreamEvent>	findEvents(StateEvent matchingEvent, IndexedEventHolder indexedEventHolder) Find the Events matching to the condition, used for consecutive calls from parent CollectionExecutor
CollectionExecutor.Cost	getDefaultCost()

Methods inherited from class java.lang.Object

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

Constructor Detail

NonAndCollectionExecutor

public NonAndCollectionExecutor(ExpressionExecutor valueExpressionExecutor,
                                CollectionExecutor aCollectionExecutor,
                                CollectionExpression.CollectionScope collectionScope)

Method Detail

find

public StreamEvent find(StateEvent matchingEvent,
                        IndexedEventHolder indexedEventHolder,
                        StreamEventCloner storeEventCloner)

Description copied from interface: CollectionExecutor

Find the Events matching to the condition, used on the primary call

Specified by:

find in interface CollectionExecutor

Parameters:

matchingEvent - matching input event

indexedEventHolder - indexed EventHolder containing data

storeEventCloner - store event cloner

Returns:

matched StreamEvent, null if no events matched. If storeEventCloner is null it will return the actual event references.

findEvents

public Collection<StreamEvent> findEvents(StateEvent matchingEvent,
                                          IndexedEventHolder indexedEventHolder)

Description copied from interface: CollectionExecutor

Find the Events matching to the condition, used for consecutive calls from parent CollectionExecutor

Specified by:

findEvents in interface CollectionExecutor

Parameters:

matchingEvent - matching input event

indexedEventHolder - indexed EventHolder containing data

Returns:

matched events as Set, null if Exhaustive processing need to be done.

contains

public boolean contains(StateEvent matchingEvent,
                        IndexedEventHolder indexedEventHolder)

Description copied from interface: CollectionExecutor

Checks if a matching event exist in indexedEventHolder

Specified by:

contains in interface CollectionExecutor

Parameters:

matchingEvent - matching input event

indexedEventHolder - indexed EventHolder containing data

Returns:

true if a matching event is available in indexedEventHolder else false

delete

public void delete(StateEvent deletingEvent,
                   IndexedEventHolder indexedEventHolder)

Description copied from interface: CollectionExecutor

Delete matching events exists from indexedEventHolder

Specified by:

delete in interface CollectionExecutor

Parameters:

deletingEvent - matching input event

indexedEventHolder - indexed EventHolder containing data

getDefaultCost

public CollectionExecutor.Cost getDefaultCost()

Specified by:

getDefaultCost in interface CollectionExecutor