if (elem.exists()) {
if (elem != null && elem.exists()) {
	protected IJavaElement getContainer(IJavaSearchScope scope) {		IWorkspaceRoot root= ResourcesPlugin.getWorkspace().getRoot();		IPath path= new Path(getPath());		IResource resource= root.findMember(path);		if (resource != null) {			IJavaElement elem= JavaCore.create(resource);			if (elem.exists()) {				return elem;			}		}		return null;	}