/**
* Cache the <code>ModuleConfig</code> and <code>MessageResources</code> instances for the
* sub-application module to be used for processing this request.
*
* @param actionCtx The <code>Context</code> for the current request
* @return <code>false</code> so that processing continues
* @throws IllegalArgumentException if no valid ModuleConfig or MessageResources can be identified
* for this request
* @throws Exception if thrown by the Action class
*/
public boolean execute(ActionContext actionCtx) throws Exception {
String prefix = getPrefix(actionCtx);
// Cache the corresponding ModuleConfig and MessageResources instances
ModuleConfig moduleConfig =
(ModuleConfig) actionCtx.getApplicationScope().get(Globals.MODULE_KEY + prefix);
if (moduleConfig == null) {
throw new IllegalArgumentException("No module config for prefix '" + prefix + "'");
}
actionCtx.setModuleConfig(moduleConfig);
String key = Globals.MESSAGES_KEY + prefix;
MessageResources messageResources = (MessageResources) actionCtx.getApplicationScope().get(key);
if (messageResources == null) {
throw new IllegalArgumentException(
"No message resources found in application scope under " + key);
}
actionCtx.setMessageResources(messageResources);
return (false);
}
/**
* Set common properties on the given <code>ActionContext</code> instance so that commands in the
* chain can count on their presence. Note that while this method does not require that its
* argument be an instance of <code>ServletActionContext</code>, at this time many common Struts
* commands will be expecting to receive an <code>ActionContext</code> which is also a <code>
* ServletActionContext</code>.
*
* @param context The ActionContext we are processing
*/
protected void initializeActionContext(ActionContext context) {
if (context instanceof ServletActionContext) {
((ServletActionContext) context).setActionServlet(this.servlet);
}
context.setModuleConfig(this.moduleConfig);
}