PsiJavaCodeReferenceElement () { return CachedValuesManager.getCachedValue(this, () -> { PsiJavaCodeReferenceElement[] refs = getExtendsList().getReferenceElements(); if (refs.length == 0) { refs = getImplementsList().getReferenceElements(); } return CachedValueProvider.Result.create( refs.length == 0 ? new ClsJavaCodeReferenceElementImpl(this, CommonClassNames.JAVA_LANG_OBJECT) : refs[0], this); }); }