use of jakarta.faces.view.facelets.TagException in project myfaces by apache.
the class CompositeComponentResourceTagHandler method createComponent.
@Override
public UIComponent createComponent(FaceletContext ctx) {
FacesContext facesContext = ctx.getFacesContext();
UIComponent component = facesContext.getApplication().createComponent(facesContext, _resource);
if (getBinding() != null) {
ValueExpression bindingVE = getBinding().getValueExpression(ctx, Object.class);
component.setValueExpression("binding", bindingVE);
if (!bindingVE.isReadOnly(facesContext.getELContext())) {
if (PhaseId.RESTORE_VIEW.equals(facesContext.getCurrentPhaseId())) {
bindingVE.setValue(ctx, component);
}
ComponentSupport.getViewRoot(ctx, component).getAttributes().put(NavigationHandlerImpl.CALL_PRE_DISPOSE_VIEW, Boolean.TRUE);
component.subscribeToEvent(PreDisposeViewEvent.class, new ClearBindingValueExpressionListener());
}
}
// have a viewId.
if (!facesContext.isProjectStage(ProjectStage.Production)) {
BeanInfo beanInfo = (BeanInfo) component.getAttributes().get(UIComponent.BEANINFO_KEY);
for (PropertyDescriptor propertyDescriptor : beanInfo.getPropertyDescriptors()) {
ValueExpression ve = (ValueExpression) propertyDescriptor.getValue("required");
if (ve != null) {
Object value = ve.getValue(facesContext.getELContext());
Boolean required;
if (value instanceof Boolean) {
required = (Boolean) value;
} else {
required = Boolean.valueOf(value.toString());
}
if (required != null && required) {
Object attrValue = this.tag.getAttributes().get(propertyDescriptor.getName());
if (attrValue == null) {
throw new TagException(this.tag, "Attribute '" + propertyDescriptor.getName() + "' is required");
}
}
}
}
}
return component;
}
use of jakarta.faces.view.facelets.TagException in project myfaces by apache.
the class CompositeComponentResourceTagHandler method applyNextHandlerIfNotApplied.
@SuppressWarnings("unchecked")
protected void applyNextHandlerIfNotApplied(FaceletContext ctx, UIComponent c) throws IOException {
// Apply all facelets not applied yet.
CompositeComponentBeanInfo beanInfo = (CompositeComponentBeanInfo) c.getAttributes().get(UIComponent.BEANINFO_KEY);
BeanDescriptor beanDescriptor = beanInfo.getBeanDescriptor();
boolean insertChildrenUsed = (beanDescriptor.getValue(InsertChildrenHandler.INSERT_CHILDREN_USED) != null);
List<String> insertFacetList = (List<String>) beanDescriptor.getValue(InsertFacetHandler.INSERT_FACET_USED);
if (nextHandler instanceof jakarta.faces.view.facelets.CompositeFaceletHandler) {
for (FaceletHandler handler : ((jakarta.faces.view.facelets.CompositeFaceletHandler) nextHandler).getHandlers()) {
if (handler instanceof jakarta.faces.view.facelets.FacetHandler) {
if (insertFacetList == null || !insertFacetList.contains(((jakarta.faces.view.facelets.FacetHandler) handler).getFacetName(ctx))) {
handler.apply(ctx, c);
}
} else if (handler instanceof InsertFacetHandler) {
if (insertFacetList == null || !insertFacetList.contains(((InsertFacetHandler) handler).getFacetName(ctx))) {
handler.apply(ctx, c);
}
} else if (insertChildrenUsed) {
if (!(handler instanceof jakarta.faces.view.facelets.ComponentHandler || handler instanceof ComponentContainerHandler || handler instanceof TextHandler)) {
handler.apply(ctx, c);
}
} else {
handler.apply(ctx, c);
}
}
} else {
if (nextHandler instanceof jakarta.faces.view.facelets.FacetHandler) {
if (insertFacetList == null || !insertFacetList.contains(((jakarta.faces.view.facelets.FacetHandler) nextHandler).getFacetName(ctx))) {
nextHandler.apply(ctx, c);
}
} else if (nextHandler instanceof InsertFacetHandler) {
if (insertFacetList == null || !insertFacetList.contains(((InsertFacetHandler) nextHandler).getFacetName(ctx))) {
nextHandler.apply(ctx, c);
}
} else if (insertChildrenUsed) {
if (!(nextHandler instanceof jakarta.faces.view.facelets.ComponentHandler || nextHandler instanceof ComponentContainerHandler || nextHandler instanceof TextHandler)) {
nextHandler.apply(ctx, c);
}
} else {
nextHandler.apply(ctx, c);
}
}
// Check for required facets
Map<String, PropertyDescriptor> facetPropertyDescriptorMap = (Map<String, PropertyDescriptor>) beanDescriptor.getValue(UIComponent.FACETS_KEY);
if (facetPropertyDescriptorMap != null) {
List<String> facetsRequiredNotFound = null;
for (Map.Entry<String, PropertyDescriptor> entry : facetPropertyDescriptorMap.entrySet()) {
ValueExpression requiredExpr = (ValueExpression) entry.getValue().getValue("required");
if (requiredExpr != null) {
Boolean required = (Boolean) requiredExpr.getValue(ctx.getFacesContext().getELContext());
if (Boolean.TRUE.equals(required)) {
initFacetHandlersMap(ctx);
if (!_facetHandlersMap.containsKey(entry.getKey())) {
if (facetsRequiredNotFound == null) {
facetsRequiredNotFound = new ArrayList(facetPropertyDescriptorMap.size());
}
facetsRequiredNotFound.add(entry.getKey());
}
}
}
}
if (facetsRequiredNotFound != null && !facetsRequiredNotFound.isEmpty()) {
throw new TagException(getTag(), "The following facets are required by the component: " + facetsRequiredNotFound);
}
}
}
use of jakarta.faces.view.facelets.TagException in project myfaces by apache.
the class CompositeMetaRulesetImpl method _getBaseMetadataTarget.
private MetadataTarget _getBaseMetadataTarget() {
Map<String, MetadataTarget> metadata = getMetaData();
String key = _type.getName();
MetadataTarget meta = metadata.get(key);
if (meta == null) {
try {
if (PropertyDescriptorUtils.isUseLambdaMetafactory(FacesContext.getCurrentInstance().getExternalContext())) {
meta = new LambdaMetadataTargetImpl(_type);
} else {
meta = new MetadataTargetImpl(_type);
}
} catch (IntrospectionException e) {
throw new TagException(_tag, "Error Creating TargetMetadata", e);
}
metadata.put(key, meta);
}
return meta;
}
use of jakarta.faces.view.facelets.TagException in project myfaces by apache.
the class ComponentTagHandlerDelegate method apply.
/**
* Method handles UIComponent tree creation in accordance with the JSF 1.2 spec.
* <ol>
* <li>First determines this UIComponent's id by calling {@link #getId(FaceletContext) getId(FaceletContext)}.</li>
* <li>Search the parent for an existing UIComponent of the id we just grabbed</li>
* <li>If found, {@link FaceletCompositionContext#markForDeletion(UIComponent) mark} its children for deletion.</li>
* <li>If <i>not</i> found, call {@link #createComponent(FaceletContext) createComponent}.
* <ol>
* <li>Only here do we apply TagHandler#setAttributes(FaceletCompositionContext, Object)</li>
* <li>Set the UIComponent's id</li>
* <li>Set the RendererType of this instance</li>
* </ol>
* </li>
* <li>Now apply the nextHandler, passing the UIComponent we've created/found.</li>
* <li>Now add the UIComponent to the passed parent</li>
* <li>Lastly, if the UIComponent already existed (found),
* then #finalizeForDeletion(FaceletCompositionContext, UIComponent)
* for deletion.</li>
* </ol>
*
* See jakarta.faces.view.facelets.FaceletHandler#apply(jakarta.faces.view.facelets.FaceletContext,
* jakarta.faces.component.UIComponent)
*
* @throws TagException
* if the UIComponent parent is null
*/
@SuppressWarnings("unchecked")
@Override
public void apply(FaceletContext ctx, UIComponent parent) throws IOException {
// make sure our parent is not null
if (parent == null) {
throw new TagException(_delegate.getTag(), "Parent UIComponent was null");
}
FacesContext facesContext = ctx.getFacesContext();
// possible facet scoped
String facetName = this.getFacetName(ctx, parent);
// our id
String id = ctx.generateUniqueId(_delegate.getTagId());
// Cast to use UniqueIdVendor stuff
FaceletCompositionContext mctx = (FaceletCompositionContext) FaceletCompositionContext.getCurrentInstance(ctx);
// grab our component
UIComponent c = null;
// Used to preserve the original parent. Note when the view is being refreshed, the real parent could be
// another component.
UIComponent oldParent = parent;
if (mctx.isRefreshingSection()) {
if (_relocatableResourceHandler != null) {
c = _relocatableResourceHandler.findChildByTagId(ctx, parent, id);
} else {
if (facetName != null) {
c = ComponentSupport.findChildInFacetByTagId(parent, id, facetName);
} else {
c = ComponentSupport.findChildInChildrenByTagId(parent, id);
}
}
}
boolean componentFound = false;
if (c != null) {
componentFound = true;
// preserve the same context
if (_delegate.getBinding() != null && c.getAttributes().containsKey(FaceletDynamicComponentRefreshTransientBuildEvent.DYNAMIC_COMPONENT_BINDING_NEEDS_REFRESH)) {
VisitContext visitContext = (VisitContext) mctx.getVisitContextFactory().getVisitContext(facesContext, null, MyFacesVisitHints.SET_SKIP_ITERATION);
c.visitTree(visitContext, PublishFaceletDynamicComponentRefreshTransientBuildCallback.INSTANCE);
}
mctx.incrementUniqueComponentId();
// mark all children for cleaning
if (log.isLoggable(Level.FINE)) {
log.fine(_delegate.getTag() + " Component[" + id + "] Found, marking children for cleanup");
}
// The call for mctx.markForDeletion(c) is always necessary, because
// component resource relocation occur as an effect of PostAddToViewEvent,
// so at this point it is unknown if the component was relocated or not.
mctx.markForDeletion(c);
if (_relocatableResourceHandler != null) {
mctx.markRelocatableResourceForDeletion(c);
}
} else {
c = this.createComponent(ctx);
if (log.isLoggable(Level.FINE)) {
log.fine(_delegate.getTag() + " Component[" + id + "] Created: " + c.getClass().getName());
}
_delegate.setAttributes(ctx, c);
// mark it owned by a facelet instance
c.getAttributes().put(ComponentSupport.MARK_CREATED, id);
if (facesContext.isProjectStage(ProjectStage.Development)) {
c.getAttributes().put(UIComponent.VIEW_LOCATION_KEY, _delegate.getTag().getLocation());
}
// assign our unique id
if (this._id != null) {
mctx.incrementUniqueComponentId();
c.setId(this._id.getValue(ctx));
} else {
String componentId = mctx.generateUniqueComponentId();
UniqueIdVendor uniqueIdVendor = mctx.getUniqueIdVendorFromStack();
if (uniqueIdVendor == null) {
uniqueIdVendor = facesContext.getViewRoot();
if (uniqueIdVendor == null) {
// facesContext.getViewRoot() returns null here if we are in
// phase restore view, so we have to try to get the view root
// via the method in ComponentSupport and our parent
uniqueIdVendor = ComponentSupport.getViewRoot(ctx, parent);
}
}
if (uniqueIdVendor != null) {
// UIViewRoot implements UniqueIdVendor, so there is no need to cast to UIViewRoot
// and call createUniqueId()
String uid = uniqueIdVendor.createUniqueId(facesContext, componentId);
c.setId(uid);
}
}
if (this._rendererType != null) {
c.setRendererType(this._rendererType);
}
// hook method
_delegate.onComponentCreated(ctx, c, parent);
if (_relocatableResourceHandler != null && _relocatableResourceHandler instanceof ComponentRelocatableResourceHandler) {
UIComponent parentCompositeComponent = mctx.getCompositeComponentFromStack();
if (parentCompositeComponent != null) {
c.getAttributes().put(CompositeComponentELUtils.LOCATION_KEY, parentCompositeComponent.getAttributes().get(CompositeComponentELUtils.LOCATION_KEY));
}
}
if (mctx.isRefreshingTransientBuild() && _relocatableResourceHandler != null) {
mctx.markRelocatableResourceForDeletion(c);
}
}
c.pushComponentToEL(facesContext, c);
if (c instanceof UniqueIdVendor) {
mctx.pushUniqueIdVendorToStack((UniqueIdVendor) c);
}
if (mctx.isDynamicComponentTopLevel()) {
mctx.setDynamicComponentTopLevel(false);
_delegate.applyNextHandler(ctx, c);
mctx.setDynamicComponentTopLevel(true);
} else {
// first allow c to get populated
_delegate.applyNextHandler(ctx, c);
}
boolean oldProcessingEvents = facesContext.isProcessingEvents();
// finish cleaning up orphaned children
if (componentFound && !mctx.isDynamicComponentTopLevel()) {
mctx.finalizeForDeletion(c);
if (mctx.isRefreshingSection()) {
facesContext.setProcessingEvents(false);
if (_relocatableResourceHandler != null && parent != null && !parent.equals(c.getParent())) {
// Replace parent with the relocated parent.
parent = c.getParent();
// Since we changed the parent, the facetName becomes invalid, because it points
// to the component before relocation. We need to find the right facetName (if any) so we can
// refresh the component properly.
UIComponent c1 = ComponentSupport.findChildInChildrenByTagId(parent, id);
if (c1 == null) {
facetName = ComponentSupport.findChildInFacetsByTagId(parent, id);
} else {
facetName = null;
}
}
ComponentSupport.setCachedFacesContext(c, facesContext);
}
if (facetName == null) {
parent.getChildren().remove(c);
} else {
ComponentSupport.removeFacet(ctx, parent, c, facetName);
}
if (mctx.isRefreshingSection()) {
ComponentSupport.setCachedFacesContext(c, null);
facesContext.setProcessingEvents(oldProcessingEvents);
}
}
if (!componentFound) {
if (c instanceof ClientBehaviorHolder && !UIComponent.isCompositeComponent(c)) {
Iterator<AjaxHandler> it = ((AbstractFaceletContext) ctx).getAjaxHandlers();
if (it != null) {
while (it.hasNext()) {
it.next().applyAttachedObject(facesContext, c);
}
}
}
if (c instanceof EditableValueHolder) {
// add default validators here, because this feature
// is only available in facelets (see MYFACES-2362 for details)
addEnclosingAndDefaultValidators(ctx, mctx, facesContext, (EditableValueHolder) c);
}
}
_delegate.onComponentPopulated(ctx, c, oldParent);
if (!mctx.isDynamicComponentTopLevel() || !componentFound) {
if (componentFound && mctx.isRefreshingSection()) {
facesContext.setProcessingEvents(false);
ComponentSupport.setCachedFacesContext(c, facesContext);
}
if (facetName == null) {
parent.getChildren().add(c);
} else {
ComponentSupport.addFacet(ctx, parent, c, facetName);
}
if (componentFound && mctx.isRefreshingSection()) {
ComponentSupport.setCachedFacesContext(c, null);
facesContext.setProcessingEvents(oldProcessingEvents);
}
}
if (c instanceof UniqueIdVendor) {
mctx.popUniqueIdVendorToStack();
}
c.popComponentFromEL(facesContext);
if (mctx.isMarkInitialState()) {
// Call it only if we are using partial state saving
c.markInitialState();
}
}
use of jakarta.faces.view.facelets.TagException in project myfaces by apache.
the class RenderFacetHandler method onComponentPopulated.
@Override
public void onComponentPopulated(FaceletContext ctx, UIComponent c, UIComponent parent) {
if (!((AbstractFaceletContext) ctx).isBuildingCompositeComponentMetadata()) {
UIComponent parentCompositeComponent = FaceletCompositionContext.getCurrentInstance(ctx).getCompositeComponentFromStack();
String facetName = _name.getValue(ctx);
if (_required != null && _required.getBoolean(ctx) && parentCompositeComponent.getFacet(facetName) == null) {
throw new TagException(this.tag, "Cannot find facet with name '" + facetName + "' in composite component");
}
c.getAttributes().put(UIComponent.FACETS_KEY, facetName);
}
}
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