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package javax.faces.component.visit;

import java.util.Collection;
import java.util.Set;
import javax.faces.FacesWrapper;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;

/**
 * <p class="changed_added_2_0">Provides a simple implementation of
 * {@link VisitContext} that can be subclassed by developers wishing to
 * provide specialized behavior to an existing {@link VisitContext}
 * instance.  The default implementation of all methods is to call
 * through to the wrapped {@link VisitContext} instance.</p>
 *
 * <p class="changed_added_2_0">Usage: extend this class and override
 * {@link #getWrapped} to return the instance we are wrapping.</p>
 *
 * @since 2.0
 */
public abstract class VisitContextWrapper extends VisitContext implements FacesWrapper<VisitContext>{

    @Override
    public FacesContext getFacesContext() {
        return getWrapped().getFacesContext();
    }

    @Override
    public Set<VisitHint> getHints() {
        return getWrapped().getHints();
    }

    @Override
    public Collection<String> getIdsToVisit() {
        return getWrapped().getIdsToVisit();
    }

    @Override
    public Collection<String> getSubtreeIdsToVisit(UIComponent component) {
        return getWrapped().getSubtreeIdsToVisit(component);
    }

    @Override
    public VisitResult invokeVisitCallback(UIComponent component, VisitCallback callback) {
        return getWrapped().invokeVisitCallback(component, callback);
    }

    @Override
    public abstract VisitContext getWrapped();

    
    
}
