@Override
protected synchronized RequestProcessor getRequestProcessor(ModuleConfig moduleConfig)
throws ServletException {
ServletContext servletContext = getServletContext();
String key = Globals.REQUEST_PROCESSOR_KEY + moduleConfig.getPrefix();
RequestProcessor requestProcessor = (RequestProcessor) servletContext.getAttribute(key);
if (requestProcessor == null) {
ControllerConfig controllerConfig = moduleConfig.getControllerConfig();
try {
requestProcessor =
(RequestProcessor)
InstanceFactory.newInstance(
ClassLoaderUtil.getPortalClassLoader(), controllerConfig.getProcessorClass());
} catch (Exception e) {
throw new ServletException(e);
}
requestProcessor.init(this, moduleConfig);
servletContext.setAttribute(key, requestProcessor);
}
return requestProcessor;
}
/**
* Initialize this request processor instance.
*
* @param servlet The ActionServlet we are associated with
* @param moduleConfig The ModuleConfig we are associated with.
* @throws ServletException If an error occurs during initialization
*/
public void init(ActionServlet servlet, ModuleConfig moduleConfig) throws ServletException {
LOG.info(
"Initializing composable request processor for module prefix '"
+ moduleConfig.getPrefix()
+ "'");
super.init(servlet, moduleConfig);
initCatalogFactory(servlet, moduleConfig);
ControllerConfig controllerConfig = moduleConfig.getControllerConfig();
String catalogName = controllerConfig.getCatalog();
catalog = this.catalogFactory.getCatalog(catalogName);
if (catalog == null) {
throw new ServletException("Cannot find catalog '" + catalogName + "'");
}
String commandName = controllerConfig.getCommand();
command = catalog.getCommand(commandName);
if (command == null) {
throw new ServletException("Cannot find command '" + commandName + "'");
}
this.setActionContextClassName(controllerConfig.getProperty(ACTION_CONTEXT_CLASS));
}
/**
* Check to see if the controller is configured to prevent caching, and if so, request no cache
* flags to be set.
*
* @param actionCtx The <code>Context</code> for the current request
* @return <code>false</code> so that processing continues
* @throws Exception if thrown by the Action class
*/
public boolean execute(ActionContext actionCtx) throws Exception {
// Retrieve the ModuleConfig instance
ModuleConfig moduleConfig = actionCtx.getModuleConfig();
// If the module is configured for no caching, request no caching
if (moduleConfig.getControllerConfig().getNocache()) {
requestNoCache(actionCtx);
}
return CONTINUE_PROCESSING;
}
/**
* Check to see if the content type is set, and if so, set it for this response.
*
* @param actionCtx The <code>Context</code> for the current request
* @return <code>false</code> so that processing continues
* @throws Exception if thrown by the Action class
*/
public boolean execute(ActionContext actionCtx) throws Exception {
// Retrieve the ModuleConfig instance
ModuleConfig moduleConfig = actionCtx.getModuleConfig();
// If the content type is configured, set it for the response
String contentType = moduleConfig.getControllerConfig().getContentType();
if (contentType != null) {
setContentType(actionCtx, contentType);
}
return (false);
}