@Override
public void decode(FacesContext context, UIComponent component, ClientBehavior behavior) {
if (null == context || null == component || null == behavior) {
throw new NullPointerException();
}
if (!(behavior instanceof AjaxBehavior)) {
// TODO: use MessageUtils for this error message?
throw new IllegalArgumentException(
"Instance of javax.faces.component.behavior.AjaxBehavior required: " + behavior);
}
AjaxBehavior ajaxBehavior = (AjaxBehavior) behavior;
// First things first - if AjaxBehavior is disabled, we are done.
if (ajaxBehavior.isDisabled()) {
return;
}
component.queueEvent(createEvent(context, component, ajaxBehavior));
if (logger.isLoggable(Level.FINE)) {
logger.fine("This command resulted in form submission " + " AjaxBehaviorEvent queued.");
logger.log(Level.FINE, "End decoding component {0}", component.getId());
}
}
private static String buildAjaxCommand(
ClientBehaviorContext behaviorContext,
AjaxBehavior ajaxBehavior,
boolean namespaceParameters) {
// First things first - if AjaxBehavior is disabled, we are done.
if (ajaxBehavior.isDisabled()) {
return null;
}
UIComponent component = behaviorContext.getComponent();
String eventName = behaviorContext.getEventName();
StringBuilder ajaxCommand = new StringBuilder(256);
Collection<String> execute = ajaxBehavior.getExecute();
Collection<String> render = ajaxBehavior.getRender();
String onevent = ajaxBehavior.getOnevent();
String onerror = ajaxBehavior.getOnerror();
String sourceId = behaviorContext.getSourceId();
String delay = ajaxBehavior.getDelay();
Boolean resetValues = null;
if (ajaxBehavior.isResetValuesSet()) {
resetValues = ajaxBehavior.isResetValues();
}
Collection<ClientBehaviorContext.Parameter> params = behaviorContext.getParameters();
// Needed workaround for SelectManyCheckbox - if execute doesn't have sourceId,
// we need to add it - otherwise, we use the default, which is sourceId:child, which
// won't work.
ClientBehaviorContext.Parameter foundparam = null;
for (ClientBehaviorContext.Parameter param : params) {
if (param.getName().equals("incExec") && (Boolean) param.getValue()) {
foundparam = param;
}
}
if (foundparam != null && !execute.contains(sourceId)) {
execute = new LinkedList<>(execute);
execute.add(component.getClientId());
}
if (foundparam != null) {
try {
// And since this is a hack, we now try to remove the param
params.remove(foundparam);
} catch (UnsupportedOperationException uoe) {
if (logger.isLoggable(Level.FINEST)) {
logger.log(Level.FINEST, "Unsupported operation", uoe);
}
}
}
ajaxCommand.append("mojarra.ab(");
if (sourceId == null) {
ajaxCommand.append("this");
} else {
ajaxCommand.append("'");
ajaxCommand.append(sourceId);
ajaxCommand.append("'");
}
ajaxCommand.append(",event,'");
ajaxCommand.append(eventName);
ajaxCommand.append("',");
appendIds(component, ajaxCommand, execute);
ajaxCommand.append(",");
appendIds(component, ajaxCommand, render);
String namingContainerId = null;
if (namespaceParameters) {
FacesContext context = behaviorContext.getFacesContext();
UIViewRoot viewRoot = context.getViewRoot();
if (viewRoot instanceof NamingContainer) {
namingContainerId = viewRoot.getContainerClientId(context);
}
}
if ((namingContainerId != null)
|| (onevent != null)
|| (onerror != null)
|| (delay != null)
|| (resetValues != null)
|| !params.isEmpty()) {
ajaxCommand.append(",{");
if (namingContainerId != null) {
// the literal string must exactly match the corresponding value
// in jsf.js.
RenderKitUtils.appendProperty(
ajaxCommand, "com.sun.faces.namingContainerId", namingContainerId, true);
}
if (onevent != null) {
RenderKitUtils.appendProperty(ajaxCommand, "onevent", onevent, false);
}
if (onerror != null) {
RenderKitUtils.appendProperty(ajaxCommand, "onerror", onerror, false);
}
if (delay != null) {
RenderKitUtils.appendProperty(ajaxCommand, "delay", delay, true);
}
if (resetValues != null) {
RenderKitUtils.appendProperty(ajaxCommand, "resetValues", resetValues, false);
}
if (!params.isEmpty()) {
for (ClientBehaviorContext.Parameter param : params) {
RenderKitUtils.appendProperty(ajaxCommand, param.getName(), param.getValue());
}
}
ajaxCommand.append("}");
}
ajaxCommand.append(")");
return ajaxCommand.toString();
}
