itemNames, itemDescriptions, itemTypes);
HashMap map = new HashMap();
map.put("name1", "value1");
map.put("name2", new Integer(2));
CompositeDataSupport data = new CompositeDataSupport(compositeType, map);
assertTrue("data should contain key name1", data.containsKey("name1") == true);
assertTrue("data should contain key name2", data.containsKey("name2") == true);
assertTrue("data should not contain key nameX", data.containsKey("nameX") == false);
assertTrue("data should not contain key null", data.containsKey(null) == false);
assertTrue("data should not contain key <empty>", data.containsKey("") == false);
}