Bug 307405 [CommonNavigator] Deadlock in NavigatorContentServiceContentProvider
We are using an adopting product and one of our users encountered this deadlock when starting up their workspace: 1LKDEADLOCK Deadlock detected !!! NULL --------------------- NULL 2LKDEADLOCKTHR Thread "main" (0x41591300) 3LKDEADLOCKWTR is waiting for: 4LKDEADLOCKMON sys_mon_t:0x43134548 infl_mon_t: 0x43134580: 4LKDEADLOCKOBJ org/eclipse/ui/internal/navigator/NavigatorSaveablesService@0x05DB48A8/0x05DB48B4: 3LKDEADLOCKOWN which is owned by: 2LKDEADLOCKTHR Thread "Framework Event Dispatcher" (0x42467700) 3LKDEADLOCKWTR which is waiting for: 4LKDEADLOCKMON sys_mon_t:0x43BA6AB8 infl_mon_t: 0x43BA6AF0: 4LKDEADLOCKOBJ org/eclipse/ui/internal/navigator/NavigatorContentServiceContentProvider@0x0306F6E8/0x0306F6F4: 3LKDEADLOCKOWN which is owned by: 2LKDEADLOCKTHR Thread "main" (0x41591300) I will attach the stack trace.
bundles/org.eclipse.ui.navigator/src/org/eclipse/ui/internal/navigator/NavigatorContentService.java
}
		return (INavigatorContentDescriptor[]) visibleDescriptors
				.toArray(new INavigatorContentDescriptor[visibleDescriptors
						.size()]);
	}
	INavigatorContentDescriptor[] getActiveDescriptorsWithSaveables() {
		List result = new ArrayList();
		NavigatorContentDescriptor[] descriptors = CONTENT_DESCRIPTOR_REGISTRY
				.getContentDescriptorsWithSaveables();
		for (int i = 0; i < descriptors.length; i++) {
			if (assistant.isVisible(descriptors[i].getId())
					&& assistant.isActive(descriptors[i])) {
				result.add(descriptors[i]);
			}
		}
		if (result.isEmpty()) {
			return NO_DESCRIPTORS;
		}
		return (INavigatorContentDescriptor[]) result
				.toArray(new INavigatorContentDescriptor[result.size()]);
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see
	 * org.eclipse.ui.navigator.INavigatorContentService#bindExtensions(java
	 * .lang.String[], boolean)
	 */
	public INavigatorContentDescriptor[] bindExtensions(String[] extensionIds,
			boolean isRoot) {