public ComponentEventRequestParameters decodeComponentEventRequest(String requestPath) {
Matcher matcher = COMPONENT_EVENT_REQUEST_PATH_PATTERN.matcher(requestPath);
if (!matcher.matches()) return null;
String nestedComponentId = matcher.group(NESTED_ID);
String eventType = matcher.group(EVENT_NAME);
if (nestedComponentId == null && eventType == null) return null;
String activePageName = matcher.group(LOGICAL_PAGE_NAME);
if (!componentClassResolver.isPageName(activePageName)) return null;
activePageName = componentClassResolver.canonicalizePageName(activePageName);
EventContext eventContext = new EmptyEventContext();
// we first encode the value because the link is not built by tapestry and can contain
// white spaces and other characters that need to be encoded.
String context = matcher.group(CONTEXT);
if (context != null) {
String[] contextSplit = context.split("/");
StringBuilder encodedContext = new StringBuilder();
for (String contextToEncode : contextSplit) {
encodedContext.append(contextPathEncoder.encodeValue(contextToEncode));
encodedContext.append("/");
}
eventContext = contextPathEncoder.decodePath(encodedContext.toString());
}
EventContext activationContext = new EmptyEventContext();
// .decodePath(request.getParameter(InternalConstants.PAGE_CONTEXT_NAME));
// The event type is often omitted, and defaults to "action".
if (eventType == null) eventType = EventConstants.ACTION;
if (nestedComponentId == null) nestedComponentId = "";
String containingPageName = activePageName;
return new ComponentEventRequestParameters(
activePageName,
containingPageName,
nestedComponentId,
eventType,
activationContext,
eventContext);
}
protected final void train_canonicalizePageName(
ComponentClassResolver resolver, String pageName, String canonicalized) {
expect(resolver.canonicalizePageName(pageName)).andReturn(canonicalized);
}