de.saxsys.synchronizefx.core.metamodel

Class TemporaryReferenceKeeper

java.lang.Object

de.saxsys.synchronizefx.core.metamodel.TemporaryReferenceKeeper

public class TemporaryReferenceKeeper
extends Object

Keeps hard references to arbitrary objects for at least 1 minute to prevent them from being garbage-collected to early.

To prevent usage of background threads, users of this class must call cleanReferenceCache() to trigger the clean up.

Author:

Raik Bieniek

Constructor Summary

Constructors

Constructor and Description
TemporaryReferenceKeeper(Supplier<Date> currentDateSupplier) Initializes an instance with all its dependencies.

Method Summary

Methods

Modifier and Type	Method and Description
void	cleanReferenceCache() Checks and cleans cached references that have timed out.
void	keepReferenceTo(Object object) Keeps a hard reference to the passed object for 1 minute.

Methods inherited from class java.lang.Object

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

Constructor Detail

TemporaryReferenceKeeper

public TemporaryReferenceKeeper(Supplier<Date> currentDateSupplier)

Initializes an instance with all its dependencies.

Parameters:

currentDateSupplier - A supplier that should return the current date each time it is called.

Method Detail

keepReferenceTo

public void keepReferenceTo(Object object)

Keeps a hard reference to the passed object for 1 minute.

When using this method you must call cleanReferenceCache() to trigger a clean up.

Parameters:

object - The object to keep a hard reference to.

cleanReferenceCache

public void cleanReferenceCache()

Checks and cleans cached references that have timed out.