Bug 296691 Change new Groups API to Virtual Resource API
If we decide that 'virtual' is the right naming for new resources concept, I will make the following changes. Add IResource#VIRTUAL flag to use in #create methods Add IResource#isVirtual indicating that a resource is virtual Remove IResource#isGroup Remove IFolder#createGroup
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/ide/dialogs/IDEResourceInfoUtils.java
if (location == null) {
			if (resource.isLinked()) {
				return MISSING_PATH_VARIABLE_TEXT;
			}
			return NOT_EXIST_TEXT;
		}
		IFileInfo info = getFileInfo(location);
		if (info == null) {
			return UNKNOWN_LABEL;
		}
		if (info.exists()) {
			DateFormat format = DateFormat.getDateTimeInstance(DateFormat.LONG,
					DateFormat.MEDIUM);
			return format.format(new Date(info.getLastModified()));
		}
		return NOT_EXIST_TEXT;
	}
	/**
	 * Return the fileInfo at pathName or <code>null</code> if the format is
	 * invalid or if the file info cannot be determined.
	 * 
	 * @param pathName
	 * @return IFileInfo or <code>null</code>
	 */
	public static IFileInfo getFileInfo(IPath pathName) {
		IFileStore store = getFileStore(pathName.toFile().toURI());
		if (store == null) {
			return null;
		}
		return store.fetchInfo();