/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.isis.core.metamodel.interactions;
import org.apache.isis.core.metamodel.consent.Allow;
import org.apache.isis.core.metamodel.consent.Consent;
import org.apache.isis.core.metamodel.consent.InteractionAdvisor;
import org.apache.isis.core.metamodel.consent.Veto;
import org.apache.isis.core.metamodel.facetapi.Facet;
import org.apache.isis.core.metamodel.facetapi.FacetHolder;
/**
* Used by {@link Consent} (specifically the main implementations {@link Allow}
* and {@link Veto}), with the idea being that the only things that can create
* {@link Consent} objects are {@link Facet}s.
*
* <p>
* TODO: note, this is a work-in-progress, because the DnD viewer in particular
* creates its own {@link Allow}s and {@link Veto}s. The constructors that it
* uses have been deprecated to flag that the DnD logic should move into
* {@link Facet}s that implement this interface.
*
* @author Dan Haywood
*
*/
public interface InteractionAdvisorFacet extends InteractionAdvisor, Facet {
/**
* For testing purposes only.
*/
public static InteractionAdvisorFacet NOOP = new InteractionAdvisorFacet() {
@Override
public boolean alwaysReplace() {
return false;
}
@Override
public Class<? extends Facet> facetType() {
return null;
}
@Override
public FacetHolder getFacetHolder() {
return null;
}
@Override
public boolean isNoop() {
return true;
}
@Override
public void setFacetHolder(final FacetHolder facetHolder) {
}
@Override
public Facet getUnderlyingFacet() {
return null;
}
@Override
public void setUnderlyingFacet(final Facet underlyingFacet) {
throw new UnsupportedOperationException();
}
@Override
public boolean isDerived() {
return false;
}
};
}