Bug 284180 e4 doesn't start when workspace path contains a space
Attempting to run e4 with a workspace location containing a space fails to start. ava.net.URISyntaxException: Illegal character in path at index 18: file:/C:/Documents and Settings/jarthorn/test/ at java.net.URI$Parser.fail(Unknown Source) at java.net.URI$Parser.checkChars(Unknown Source) at java.net.URI$Parser.parseHierarchical(Unknown Source) at java.net.URI$Parser.parse(Unknown Source) at java.net.URI.<init>(Unknown Source) at java.net.URL.toURI(Unknown Source) at org.eclipse.e4.workbench.ui.internal.Workbench.<init>(Workbench.java:103)
bundles/org.eclipse.e4.ui.workbench/src/org/eclipse/e4/workbench/ui/internal/Workbench.java
if (context != null) {
			EHandlerService hs = (EHandlerService) context.get(EHandlerService.class.getName());
			EList<MHandler> handlers = part.getHandlers();
			for (MHandler handler : handlers) {
				String commandId = handler.getCommand().getId();
				if (handler.getObject() == null) {
					handler.setObject(contributionFactory.create(handler.getURI(), context));
				}
				hs.activateHandler(commandId, handler.getObject());
			}
		}
		EList<MPart<?>> children = part.getChildren();
		for (MPart<?> child : children) {
			processHandlers((MPart<MPart<?>>) child);
		}
	}
	/**
	 * Initialize a part renderer from the extension point.
	 * 
	 * @param registry
	 *            the registry for the EP
	 * @param r
	 *            the created renderer
	 * @param context
	 *            the context for the part factories
	 * @param f
	 *            the IContributionFactory already provided to <code>r</code>
	 */
	public static void initializeRenderer(IExtensionRegistry registry, PartRenderingEngine r,
			IEclipseContext context, IContributionFactory f) {