development/ghidra
development/ghidra
1
0
Fork 0
mirror of https://github.com/NationalSecurityAgency/ghidra synced 2024-08-28 05:20:21 +00:00
Code Issues Packages Projects Releases Wiki Activity

Test Fixes

Browse source
This commit is contained in:
dragonmacher 2022-09-15 12:00:17 -04:00
parent 6a5265d570
commit eeb8e24786
1 changed files with 10 additions and 13 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

23
Ghidra/Framework/Project/src/main/java/ghidra/framework/data/DomainObjectChangeSupport.java
View file

@ -37,7 +37,7 @@ import ghidra.util.datastruct.WeakSet;
class DomainObjectChangeSupport {
private WeakSet<DomainObjectListener> listeners =
WeakDataStructureFactory.createThreadUnsafeWeakSet();
WeakDataStructureFactory.createCopyOnWriteWeakSet();
private List<EventNotification> notificationQueue = new ArrayList<>();
private List<DomainObjectChangeRecord> recordsQueue = new ArrayList<>();
@ -95,8 +95,6 @@ class DomainObjectChangeSupport {
// a new set of listeners so that any events already posted to the Swing thread do not
// see the newly added listener.
Collection<DomainObjectListener> previousListeners = listeners.values();
listeners = WeakDataStructureFactory.createThreadUnsafeWeakSet();
listeners.addAll(previousListeners);
listeners.add(listener);
DomainObjectChangedEvent pendingEvent = createEventFromQueuedRecords();
@ -112,6 +110,10 @@ class DomainObjectChangeSupport {
return;
}
//
// Note: any events posted to the Swing thread may still notify this listener after it has
// been removed, since a copy of the set will be used.
//
withLock(() -> listeners.remove(listener));
}
@ -136,19 +138,14 @@ class DomainObjectChangeSupport {
List<EventNotification> notifications = withLock(() -> {
DomainObjectChangedEvent e = createEventFromQueuedRecords();
if (e == null) {
if (e != null) {
notificationQueue.add(new EventNotification(e, listeners.values()));
}
if (notificationQueue.isEmpty()) {
return Collections.emptyList();
}
//
// Note: we do not copy the listeners that are used by the event notification. This
// provides a couple benefits:
// -if a listener is removed, it will no longer get the event, without us having to
// processes the already posted event notifications, and
// -we avoid excessive copying of relatively large listener sets for frequent event
// notifications.
//
notificationQueue.add(new EventNotification(e, listeners.values()));
List<EventNotification> existingNotifications = new ArrayList<>(notificationQueue);
notificationQueue.clear();
return existingNotifications;