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EE4J Compatible Implementation for Jakarta Faces API
/*
* Copyright (c) 2011, 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.flow;
import javax.faces.FacesWrapper;
import javax.faces.context.FacesContext;
/**
* FlowHandlerFactoryWrapper
* provides a simple implementation of {@link FlowHandlerFactory} that
* can be subclassed by developers wishing to provide specialized
* behavior to an existing {@link FlowHandlerFactory} instance. The
* default implementation of all methods is to call through to the
* wrapped {@link FlowHandlerFactory} 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 FlowHandlerFactoryWrapper extends FlowHandlerFactory implements FacesWrapper {
private FlowHandlerFactory wrapped;
/**
* @deprecated Use the other constructor taking the implementation being wrapped.
*/
@Deprecated
public FlowHandlerFactoryWrapper() {
}
/**
* If this flow handler factory 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 FlowHandlerFactoryWrapper(FlowHandlerFactory wrapped) {
this.wrapped = wrapped;
}
@Override
public FlowHandlerFactory getWrapped() {
return wrapped;
}
@Override
public FlowHandler createFlowHandler(FacesContext context) {
return getWrapped().createFlowHandler(context);
}
}