@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());
}
}
// Tests whether we should perform immediate processing. Note
// that we "inherit" immediate from the parent if not specified
// on the behavior.
private static boolean isImmediate(UIComponent component, AjaxBehavior ajaxBehavior) {
boolean immediate = false;
if (ajaxBehavior.isImmediateSet()) {
immediate = ajaxBehavior.isImmediate();
} else if (component instanceof EditableValueHolder) {
immediate = ((EditableValueHolder) component).isImmediate();
} else if (component instanceof ActionSource) {
immediate = ((ActionSource) component).isImmediate();
}
return immediate;
}
@Override
public void addClientBehavior(String eventName, ClientBehavior clientBehavior) {
// If the specified client behavior is an Ajax behavior, then the alloy:accordion component tag
// has an f:ajax
// child tag. Register a listener that can respond to the Ajax behavior by invoking the
// tabCollapseListener or
// tabExpandListener that may have been specified.
if (clientBehavior instanceof AjaxBehavior) {
AjaxBehavior ajaxBehavior = (AjaxBehavior) clientBehavior;
ajaxBehavior.addAjaxBehaviorListener(new AccordionBehaviorListener());
}
super.addClientBehavior(eventName, clientBehavior);
}
public AjaxParameters(InputFile inputFile, String clientId, String formClientId) {
// Default value of execute is "@this" which maps to name and id of the rendered input element.
this.execute = clientId.concat(StringPool.SPACE).concat(clientId);
// Default value of render is "@none" which maps to an empty string.
this.render = StringPool.BLANK;
// For each Ajax behavior associated with the specified component:
Map<String, List<ClientBehavior>> clientBehaviorMap = inputFile.getClientBehaviors();
List<ClientBehavior> clientBehaviors = clientBehaviorMap.get(inputFile.getDefaultEventName());
for (ClientBehavior clientBehavior : clientBehaviors) {
if (clientBehavior instanceof AjaxBehavior) {
// Interpret the value of the f:ajax "execute" attribute.
AjaxBehavior ajaxBehavior = (AjaxBehavior) clientBehavior;
Collection<String> executeIds = ajaxBehavior.getExecute();
if ((executeIds != null) && (executeIds.size() > 0)) {
boolean foundAllKeyword = false;
boolean foundNoneKeyword = false;
StringBuilder buf = new StringBuilder(clientId);
for (String executeId : executeIds) {
if ("@all".equals(executeId)) {
foundAllKeyword = true;
break;
} else if ("@none".equals(executeId)) {
foundNoneKeyword = true;
this.execute = StringPool.BLANK;
break;
} else if (executeId.length() > 0) {
buf.append(StringPool.SPACE);
buf.append(executeId);
}
}
if (!foundNoneKeyword) {
if (foundAllKeyword) {
this.execute = "@all";
} else {
this.execute = buf.toString();
this.execute = this.execute.replace("@form", formClientId);
this.execute = this.execute.replace("@this", clientId);
boolean foundClientId = false;
String[] executeIdArray = this.execute.split(StringPool.SPACE);
for (String executeId : executeIdArray) {
if (clientId.equals(executeId)) {
foundClientId = true;
break;
}
}
if (!foundClientId) {
this.execute = clientId.concat(StringPool.SPACE).concat(this.execute);
}
}
}
}
// Interpret the value of the f:ajax "render" attribute.
Collection<String> renderIds = ajaxBehavior.getRender();
if ((renderIds != null) && (renderIds.size() > 0)) {
boolean first = true;
boolean foundAllKeyword = false;
boolean foundNoneKeyword = false;
StringBuilder buf = new StringBuilder();
for (String renderId : renderIds) {
if ("@all".equals(renderId)) {
foundAllKeyword = true;
break;
} else if ("@none".equals(renderId)) {
foundNoneKeyword = true;
this.render = StringPool.BLANK;
break;
} else {
if (renderId.length() > 0) {
if (first) {
first = false;
} else {
buf.append(StringPool.SPACE);
}
buf.append(renderId);
}
}
}
if (!foundNoneKeyword) {
if (foundAllKeyword) {
this.render = "@all";
} else {
this.render = buf.toString();
this.render = this.render.replace("@form", formClientId);
this.render = this.render.replace("@this", clientId);
}
}
}
}
}
}
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();
}
