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EE4J Compatible Implementation for Jakarta Faces API
/*
* Copyright (c) 1997, 2018 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0, which is available at
* http://www.eclipse.org/legal/epl-2.0.
*
* This Source Code may also be made available under the following Secondary
* Licenses when the conditions for such availability set forth in the
* Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
* version 2 with the GNU Classpath Exception, which is available at
* https://www.gnu.org/software/classpath/license.html.
*
* SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
*/
package javax.faces.view;
import java.beans.BeanInfo;
import java.io.IOException;
import java.util.List;
import java.util.Map;
import java.util.stream.Stream;
import javax.faces.FacesWrapper;
import javax.faces.application.Resource;
import javax.faces.application.ViewVisitOption;
import javax.faces.component.UIComponent;
import javax.faces.component.UIViewRoot;
import javax.faces.context.FacesContext;
/**
* Provides a simple implementation of
* {@link ViewDeclarationLanguage} that can
* be subclassed by developers wishing to provide specialized behavior
* to an existing {@link ViewDeclarationLanguage} instance. The default
* implementation of all methods is to call through to the wrapped
* {@link ViewDeclarationLanguage} instance.
*
* Usage: extend this class and push the implementation being wrapped to the
* constructor and use {@link #getWrapped} to access the instance being wrapped.
*
* @since 2.2
*/
public abstract class ViewDeclarationLanguageWrapper extends ViewDeclarationLanguage implements FacesWrapper {
private ViewDeclarationLanguage wrapped;
/**
* @deprecated Use the other constructor taking the implementation being wrapped.
*/
@Deprecated
public ViewDeclarationLanguageWrapper() {
}
/**
* If this view declaration language has been decorated,
* the implementation doing the decorating should push the implementation being wrapped to this constructor.
* The {@link #getWrapped()} will then return the implementation being wrapped.
*
* @param wrapped The implementation being wrapped.
* @since 2.3
*/
public ViewDeclarationLanguageWrapper(ViewDeclarationLanguage wrapped) {
this.wrapped = wrapped;
}
@Override
public ViewDeclarationLanguage getWrapped() {
return wrapped;
}
// ----------------------------------------------- Methods from ViewDeclarationLanguage
@Override
public UIViewRoot restoreView(FacesContext context, String viewId) {
return getWrapped().restoreView(context, viewId);
}
@Override
public ViewMetadata getViewMetadata(FacesContext context, String viewId) {
return getWrapped().getViewMetadata(context, viewId);
}
@Override
public UIViewRoot createView(FacesContext context, String viewId) {
return getWrapped().createView(context, viewId);
}
@Override
public void buildView(FacesContext context, UIViewRoot root) throws IOException {
getWrapped().buildView(context, root);
}
@Override
public void renderView(FacesContext context, UIViewRoot view) throws IOException {
getWrapped().renderView(context, view);
}
@Override
public String getId() {
return super.getId();
}
@Override
public void retargetAttachedObjects(FacesContext context, UIComponent topLevelComponent, List handlers) {
getWrapped().retargetAttachedObjects(context, topLevelComponent, handlers);
}
@Override
public void retargetMethodExpressions(FacesContext context, UIComponent topLevelComponent) {
getWrapped().retargetMethodExpressions(context, topLevelComponent);
}
@Override
public boolean viewExists(FacesContext context, String viewId) {
return getWrapped().viewExists(context, viewId);
}
@Override
public Stream getViews(FacesContext context, String path, ViewVisitOption... options) {
return getWrapped().getViews(context, path, options);
}
@Override
public Stream getViews(FacesContext context, String path, int maxDepth, ViewVisitOption... options) {
return getWrapped().getViews(context, path, maxDepth, options);
}
@Override
public List calculateResourceLibraryContracts(FacesContext context, String viewId) {
return getWrapped().calculateResourceLibraryContracts(context, viewId);
}
@Override
public UIComponent createComponent(FacesContext context, String taglibURI, String tagName, Map attributes) {
return getWrapped().createComponent(context, taglibURI, tagName, attributes);
}
@Override
public BeanInfo getComponentMetadata(FacesContext context, Resource componentResource) {
return getWrapped().getComponentMetadata(context, componentResource);
}
@Override
public Resource getScriptComponentResource(FacesContext context, Resource componentResource) {
return getWrapped().getScriptComponentResource(context, componentResource);
}
@Override
public StateManagementStrategy getStateManagementStrategy(FacesContext context, String viewId) {
return getWrapped().getStateManagementStrategy(context, viewId);
}
}