Package io.jmix.flowui.model.impl

Class WeakCollectionChangeListener<E>

java.lang.Object

io.jmix.flowui.model.impl.WeakCollectionChangeListener<E>

Type Parameters:

E - the type of elements in the collection container

All Implemented Interfaces:

Consumer<CollectionContainer.CollectionChangeEvent<E>>

public class WeakCollectionChangeListener<E>
extends Object
implements Consumer<CollectionContainer.CollectionChangeEvent<E>>

A weak wrapper for a Consumer that listens to CollectionContainer.CollectionChangeEvents. This class ensures that the listener does not prevent garbage collection of the original Consumer, thus avoiding memory leaks.

Constructor Summary

Constructors

Constructor	Description
WeakCollectionChangeListener(CollectionContainer container, Consumer<CollectionContainer.CollectionChangeEvent<E>> collectionChangeListener)

Method Summary

Modifier and Type	Method	Description
void	accept(CollectionContainer.CollectionChangeEvent<E> e)
void	removeItself()	Removes the associated listener from the event source, ensuring that this instance no longer listens to changes in the underlying collection or data source.

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.function.Consumer

andThen

Constructor Details

WeakCollectionChangeListener

public WeakCollectionChangeListener(CollectionContainer container,
 Consumer<CollectionContainer.CollectionChangeEvent<E>> collectionChangeListener)

Method Details

accept

public void accept(CollectionContainer.CollectionChangeEvent<E> e)

Specified by:

accept in interface Consumer<E>

removeItself

public void removeItself()

Removes the associated listener from the event source, ensuring that this instance no longer listens to changes in the underlying collection or data source.