use of org.apache.myfaces.view.facelets.AbstractFaceletContext in project myfaces by apache.
the class InsertChildrenHandler method apply.
@Override
public void apply(FaceletContext ctx, UIComponent parent) throws IOException {
UIComponent parentCompositeComponent = FaceletCompositionContext.getCurrentInstance(ctx).getCompositeComponentFromStack();
AbstractFaceletContext actx = (AbstractFaceletContext) ctx;
if (actx.isBuildingCompositeComponentMetadata()) {
CompositeComponentBeanInfo beanInfo = (CompositeComponentBeanInfo) parentCompositeComponent.getAttributes().get(UIComponent.BEANINFO_KEY);
if (beanInfo == null) {
if (log.isLoggable(Level.SEVERE)) {
log.severe("Cannot find composite bean descriptor UIComponent.BEANINFO_KEY ");
}
return;
}
beanInfo.getBeanDescriptor().setValue(INSERT_CHILDREN_USED, Boolean.TRUE);
} else {
actx.includeCompositeComponentDefinition(parent, null);
}
}
use of org.apache.myfaces.view.facelets.AbstractFaceletContext in project myfaces by apache.
the class InsertFacetHandler method apply.
@SuppressWarnings("unchecked")
@Override
public void apply(FaceletContext ctx, UIComponent parent) throws IOException {
if (((AbstractFaceletContext) ctx).isBuildingCompositeComponentMetadata()) {
String facetName = _name.getValue(ctx);
UIComponent compositeBaseParent = FaceletCompositionContext.getCurrentInstance(ctx).getCompositeComponentFromStack();
CompositeComponentBeanInfo beanInfo = (CompositeComponentBeanInfo) compositeBaseParent.getAttributes().get(UIComponent.BEANINFO_KEY);
if (beanInfo == null) {
if (log.isLoggable(Level.SEVERE)) {
log.severe("Cannot find composite bean descriptor UIComponent.BEANINFO_KEY ");
}
return;
}
BeanDescriptor beanDescriptor = beanInfo.getBeanDescriptor();
List<String> facetList = (List<String>) beanDescriptor.getValue(INSERT_FACET_USED);
if (facetList == null) {
// 2. If not found create it and set
facetList = new ArrayList<String>(5);
beanDescriptor.setValue(INSERT_FACET_USED, facetList);
}
facetList.add(facetName);
Map<String, PropertyDescriptor> insertFacetPropertyDescriptorMap = (Map<String, PropertyDescriptor>) beanDescriptor.getValue(INSERT_FACET_KEYS);
if (insertFacetPropertyDescriptorMap == null) {
insertFacetPropertyDescriptorMap = new HashMap<>(5);
beanDescriptor.setValue(INSERT_FACET_KEYS, insertFacetPropertyDescriptorMap);
}
PropertyDescriptor facetDescriptor = _createFacetPropertyDescriptor(facetName, ctx);
insertFacetPropertyDescriptorMap.put(facetName, facetDescriptor);
} else {
String facetName = _name.getValue(ctx);
AbstractFaceletContext actx = (AbstractFaceletContext) ctx;
actx.includeCompositeComponentDefinition(parent, facetName);
}
}
use of org.apache.myfaces.view.facelets.AbstractFaceletContext 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 org.apache.myfaces.view.facelets.AbstractFaceletContext in project myfaces by apache.
the class UserTagHandler method apply.
@Override
public boolean apply(FaceletContext ctx, UIComponent parent, String name) throws IOException, FacesException, FaceletException, ELException {
if (name != null) {
if (this._handlers == null) {
return false;
}
DefineHandler handler = (DefineHandler) this._handlers.get(name);
if (handler != null) {
AbstractFaceletContext actx = (AbstractFaceletContext) ctx;
TemplateContext itc = actx.popTemplateContext();
try {
handler.applyDefinition(ctx, parent);
} finally {
actx.pushTemplateContext(itc);
}
return true;
} else {
return false;
}
} else {
AbstractFaceletContext actx = (AbstractFaceletContext) ctx;
TemplateContext itc = actx.popTemplateContext();
try {
this.nextHandler.apply(ctx, parent);
} finally {
actx.pushTemplateContext(itc);
}
return true;
}
}
use of org.apache.myfaces.view.facelets.AbstractFaceletContext in project myfaces by apache.
the class CompositionHandler method apply.
/*
* (non-Javadoc)
*
* @see jakarta.faces.view.facelets.FaceletHandler#apply(jakarta.faces.view.facelets.FaceletContext,
* jakarta.faces.component.UIComponent)
*/
@Override
public void apply(FaceletContext ctx, UIComponent parent) throws IOException, FacesException, FaceletException, ELException {
if (_template != null) {
AbstractFaceletContext actx = (AbstractFaceletContext) ctx;
FaceletCompositionContext fcc = FaceletCompositionContext.getCurrentInstance(ctx);
actx.extendClient(this);
if (_params != null) {
String uniqueId = fcc.generateUniqueComponentId();
for (int i = 0; i < _params.length; i++) {
_params[i].apply(ctx, parent, _params[i].getName(ctx), _params[i].getValue(ctx), uniqueId);
}
}
try {
ctx.includeFacelet(parent, _template.getValue(ctx));
} finally {
actx.popExtendedClient(this);
}
} else {
this.nextHandler.apply(ctx, parent);
}
}
Aggregations