/** Returns a dispatcher for the named servlet. */
public RequestDispatcher getRequestDispatcher(String url) {
// Currently no caching since this is only used for the error-page directive at the host level
if (url == null)
throw new IllegalArgumentException(L.l("request dispatcher url can't be null."));
else if (!url.startsWith("/"))
throw new IllegalArgumentException(L.l("request dispatcher url `{0}' must be absolute", url));
Invocation includeInvocation = new Invocation();
Invocation forwardInvocation = new Invocation();
Invocation errorInvocation = new Invocation();
Invocation dispatchInvocation = new Invocation();
Invocation requestInvocation = dispatchInvocation;
InvocationDecoder decoder = new InvocationDecoder();
String rawURI = url;
try {
decoder.splitQuery(includeInvocation, rawURI);
decoder.splitQuery(forwardInvocation, rawURI);
decoder.splitQuery(errorInvocation, rawURI);
decoder.splitQuery(dispatchInvocation, rawURI);
buildIncludeInvocation(includeInvocation);
buildForwardInvocation(forwardInvocation);
buildErrorInvocation(errorInvocation);
buildDispatchInvocation(dispatchInvocation);
WebAppController controller = getWebAppController(includeInvocation);
WebApp webApp = getWebApp(includeInvocation, controller, false);
RequestDispatcher disp =
new RequestDispatcherImpl(
includeInvocation,
forwardInvocation,
errorInvocation,
dispatchInvocation,
requestInvocation,
webApp);
return disp;
} catch (Exception e) {
log.log(Level.FINE, e.toString(), e);
return null;
}
}
