public static class House { @XStreamAlias("total-number-of-rooms") private int rooms; protected House(int rooms) { this.rooms = rooms; } public int getRooms() { return rooms; } } public void testAnnotationForFieldAliases() { Annotations.configureAliases(xstream, House.class); House house = new House(5); String expectedXml = "<com.thoughtworks.acceptance.annotations.AnnotationsTest-House>\n"+ " <total-number-of-rooms>5</total-number-of-rooms>\n" + "</com.thoughtworks.acceptance.annotations.AnnotationsTest-House>"; assertBothWays(house, expectedXml); }