IJavaSearchScope scope= ReferenceScopeFactory.create(publicMethod);
IJavaSearchScope scope= ReferenceScopeFactory.createWorkspaceScope(true);
	public void testPublicMethod() throws JavaModelException {		IType type= fCompilationUnit.findPrimaryType();		IMethod publicMethod= type.getMethod("publicMethod", new String[0]); //$NON-NLS-1$		IJavaSearchScope scope= ReferenceScopeFactory.create(publicMethod);		checkNoJreRoots(scope, fProject1);		checkNoJreRoots(scope, fProject2);		checkNoRoots(scope, fProject3);	}