/**
* Returns the current option element's action.
*
* @return the current option element's action
*/
public String nodeAction() {
String id = getMenuModel().getSelectedNodeId();
IMenuItem menuItem = (IMenuItem) getMenuModel().getMenuItem(id);
String action = menuItem.getReference();
if (UIComponentTag.isValueReference(action)) {
FacesContext facesContext = FacesContext.getCurrentInstance();
MethodBinding mb = facesContext.getApplication().createMethodBinding(action, null);
action = (String) mb.invoke(facesContext, null);
}
LOGGER.fine("nodeAction: " + id + " action: " + action);
return action;
}
/**
* In addition to to the default {@link UIComponent#broadcast} processing, pass the {@link
* ValueChangeEvent} being broadcast to the method referenced by <code>valueChangeListener</code>
* (if any).
*
* @param event {@link FacesEvent} to be broadcast
* @exception AbortProcessingException Signal the JavaServer Faces implementation that no further
* processing on the current event should be performed
* @exception IllegalArgumentException if the implementation class of this {@link FacesEvent} is
* not supported by this component
* @exception NullPointerException if <code>event</code> is <code>null</code>
*/
public void broadcast(FacesEvent event) throws AbortProcessingException {
// Perform standard superclass processing
super.broadcast(event);
if (event instanceof ValueChangeEvent) {
MethodBinding method = getValueChangeListener();
if (method != null) {
FacesContext context = getFacesContext();
method.invoke(context, new Object[] {event});
}
}
}
public void renderView(FacesContext context, UIViewRoot viewRoot)
throws IOException, FacesException {
String viewId = viewRoot.getViewId();
if (!context.getResponseComplete() && isMapped(viewId)) {
NavigationHandler nh = context.getApplication().getNavigationHandler();
ViewHandler vh = context.getApplication().getViewHandler();
String action = (String) context.getExternalContext().getRequestParameterMap().get("action");
String outcome =
(String) context.getExternalContext().getRequestParameterMap().get("outcome");
if (action != null) {
String method = extractMethodName(action);
MethodBinding mb =
context.getApplication().createMethodBinding("#{" + action + "}", new Class[0]);
outcome = mb.invoke(context, new Object[0]).toString();
nh.handleNavigation(context, method, outcome);
if (!context.getResponseComplete() && context.getViewRoot().equals(viewRoot)) {
throw new FacesException(
"No navigation rules from viewId="
+ viewId
+ ", action="
+ action
+ ", outcome="
+ outcome
+ " found.");
}
} else {
nh.handleNavigation(context, null, outcome);
if (!context.getResponseComplete() && context.getViewRoot().equals(viewRoot)) {
throw new FacesException(
"No navigation rules from viewId=" + viewId + ", outcome=" + outcome + " found.");
}
}
if (!context.getResponseComplete()) {
vh.renderView(context, context.getViewRoot());
}
;
} else {
viewHandler.renderView(context, viewRoot);
}
}
public void validate(FacesContext context, UIComponent component, Object value)
throws ValidatorException {
if (null == context || null == component) {
throw new NullPointerException();
}
try {
methodBinding.invoke(context, new Object[] {context, component, value});
} catch (EvaluationException ee) {
Throwable cause = this.getExpectedCause(ValidatorException.class, ee);
if (cause instanceof ValidatorException) {
throw ((ValidatorException) cause);
}
if (cause instanceof RuntimeException) {
throw ((RuntimeException) cause);
}
throw new IllegalStateException(ee);
}
}
public Object saveState(FacesContext context) {
if (context == null) {
throw new NullPointerException();
}
Object result = null;
if (!tranzient) {
if (methodBinding instanceof StateHolder) {
Object[] stateStruct = new Object[2];
// save the actual state of our wrapped methodBinding
stateStruct[0] = ((StateHolder) methodBinding).saveState(context);
// save the class name of the methodBinding impl
stateStruct[1] = methodBinding.getClass().getName();
result = stateStruct;
} else {
result = methodBinding;
}
}
return result;
}
