// Implementation methods
// -------------------------------------------------------------------------
protected void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
try {
WebClient client = WebClient.getWebClient(request);
Session session = client.getSession();
Queue queue = getQueue(request, session);
if (queue == null) {
throw new ServletException("No queue URI specified");
}
String msgId = request.getParameter("msgId");
if (msgId == null) {
MessageRenderer renderer = getMessageRenderer(request);
configureRenderer(request, renderer);
String selector = getSelector(request);
QueueBrowser browser = session.createBrowser(queue, selector);
renderer.renderMessages(request, response, browser);
} else {
XmlMessageRenderer renderer = new XmlMessageRenderer();
QueueBrowser browser = session.createBrowser(queue, "JMSMessageID='" + msgId + "'");
if (!browser.getEnumeration().hasMoreElements()) {
response.sendError(HttpServletResponse.SC_NOT_FOUND);
return;
}
Message message = (Message) browser.getEnumeration().nextElement();
PrintWriter writer = response.getWriter();
renderer.renderMessage(writer, request, response, browser, message);
writer.flush();
}
} catch (JMSException e) {
throw new ServletException(e);
}
}
protected void sendMessage(WebClient client, String[] stocks) throws JMSException {
Session session = client.getSession();
int idx = 0;
while (true) {
idx = (int) Math.round(stocks.length * Math.random());
if (idx < stocks.length) {
break;
}
}
String stock = stocks[idx];
Destination destination = session.createTopic("STOCKS." + stock);
String stockText = createStockText(stock);
log("Sending: " + stockText + " on destination: " + destination);
Message message = session.createTextMessage(stockText);
client.send(destination, message);
}
