### Question:
Attribute extends Feature { @Override public void accept(final Visitor visitor) { visitor.visit(this); } Attribute(final Identifier id, final String name, final Identifier type, final Multiplicity multiplicity,
            final List<TaggedValue> taggedValues); @Override void accept(final Visitor visitor); @Override boolean isAssociationEnd(); @Override boolean isAttribute(); @Override String toString();  }### Answer:
@Test public void testAccept() { attribute.accept(visitor); }