public void setElementAt(final int index, final Element element) {
switch (index) {
case 0:
setHeader((GroupHeader) element);
break;
case 1:
setBody((GroupBody) element);
break;
case 2:
setFooter((GroupFooter) element);
break;
default:
throw new IndexOutOfBoundsException();
}
}
public void testMethods() {
final RelationalGroup g = new RelationalGroup();
try {
g.setHeader(null);
fail();
} catch (NullPointerException npe) {
// expected, ignored
}
try {
g.setFooter(null);
fail();
} catch (NullPointerException npe) {
// expected, ignored
}
try {
g.addField(null);
fail();
} catch (NullPointerException npe) {
// expected, ignored
}
}