@Test public void prefix7()
{
String uri1 = "http://example/" ;
String uri2 = "http://example/ns#" ;
PrefixMapping pmap = new PrefixMappingSDB(defaultPrefixURI, sdb) ;
pmap.setNsPrefix("ex1", uri1) ;
pmap.setNsPrefix("ex2", uri2) ;
assertEquals("ex2:foo", pmap.qnameFor("http://example/ns#foo")) ;
}