boolean isHoversPlugInActivated= fElement.getDeclaringExtension().getDeclaringPluginDescriptor().isPluginActivated();
String pluginId = fElement.getDeclaringExtension().getNamespace(); boolean isHoversPlugInActivated= Platform.getBundle(pluginId).getState() == Bundle.ACTIVE;
	public IJavaEditorTextHover createTextHover() {		boolean isHoversPlugInActivated= fElement.getDeclaringExtension().getDeclaringPluginDescriptor().isPluginActivated();		if (isHoversPlugInActivated || canActivatePlugIn()) {			try {				return (IJavaEditorTextHover)fElement.createExecutableExtension(CLASS_ATTRIBUTE);			} catch (CoreException x) {				JavaPlugin.log(new Status(IStatus.ERROR, JavaPlugin.getPluginId(), 0, JavaHoverMessages.getString("JavaTextHover.createTextHover"), null)); //$NON-NLS-1$			}		}				return null;	}