### Question:
XmlGatewayDescriptorExporter implements GatewayDescriptorExporter, XmlGatewayDescriptorTags { @Override public String getFormat() { return "xml"; }  @Override String getFormat(); @Override void store( GatewayDescriptor descriptor, Writer writer );  }### Answer:
@Test public void testFormat() { XmlGatewayDescriptorExporter exporter = new XmlGatewayDescriptorExporter(); assertThat( exporter.getFormat(), is( "xml" ) ); }