NLSHint hint = new NLSHint(nlsHolder.getLines(), cu);
NLSHint hint = new NLSHint(nlsHolder.getSubstitutions(), cu);
    public void testPackageHintWithNoPackage() throws Exception {        IPackageFragment pack = fSourceFolder.createPackageFragment("", false, null);        ICompilationUnit cu= pack.createCompilationUnit("Test.java", TEST_KLAZZ, false, null);                	                pack.createCompilationUnit("TestMessages.java", ACCESSOR_KLAZZ, false, null);                        NLSHolder nlsHolder = NLSHolder.create(cu);        NLSHint hint = new NLSHint(nlsHolder.getLines(), cu);                assertEquals(pack, hint.getMessageClassPackage());    }