Bug 286678 UI model and propagation of context values: containers with variables
bundles/org.eclipse.e4.ui.workbench/src/org/eclipse/e4/workbench/ui/internal/Workbench.java
Object adapted = adapters.loadAdapter(newValue, adapterType.getName());
						if (adapted != null) {
							newInput = adapted;
						}
					}
				}
				return newInput;
			}
		});
		mainContext.set(IServiceConstants.ACTIVE_SHELL, new ActiveChildLookupFunction(
				IServiceConstants.ACTIVE_SHELL, LOCAL_ACTIVE_SHELL));
		initializeNullStyling(mainContext);
		return mainContext;
	}
	private MApplication<? extends MWindow> createWorkbenchModel(URI applicationDefinitionInstance) {
		URI restoreLocation = null;
		if (workbenchData != null && saveAndRestore) {
			restoreLocation = URI.createFileURI(workbenchData.getAbsolutePath());
		}
		long restoreLastModified = restoreLocation == null ? 0L : new File(restoreLocation
				.toFileString()).lastModified();
		long appLastModified = 0L;
		ResourceSetImpl resourceSetImpl = new ResourceSetImpl();
		Map<String, ?> attributes = resourceSetImpl.getURIConverter().getAttributes(
				applicationDefinitionInstance,
				Collections.singletonMap(URIConverter.OPTION_REQUESTED_ATTRIBUTES, Collections
						.singleton(URIConverter.ATTRIBUTE_TIME_STAMP)));
		Object timestamp = attributes.get(URIConverter.ATTRIBUTE_TIME_STAMP);
		if (timestamp instanceof Long) {
			appLastModified = ((Long) timestamp).longValue();