protected void setUp() throws MalformedURLException {
ChannelIF channelA = new Channel("example.org");
channelId = channelA.getId();
itemA = new Item("Java 1.5 out", "Long awaited...",
new URL("http://example.org/1234"));
channelA.addItem(itemA);
ItemIF itemB = new Item("XML virus found", "All about it here.",
new URL("http://example.org/2345"));
channelA.addItem(itemB);
ItemIF itemC = new Item("Quiet Slashdot", "No news today.",
new URL("http://example.org/3456"));