/**
* 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.specloader.specimpl;
import java.util.List;
import org.apache.isis.applib.Identifier;
import org.apache.isis.applib.annotation.When;
import org.apache.isis.applib.annotation.Where;
import org.apache.isis.applib.filter.Filter;
import org.apache.isis.core.metamodel.adapter.ObjectAdapter;
import org.apache.isis.core.metamodel.facetapi.Facet;
import org.apache.isis.core.metamodel.facetapi.FacetHolder;
import org.apache.isis.core.metamodel.facetapi.FacetHolderImpl;
import org.apache.isis.core.metamodel.facetapi.FacetUtil;
import org.apache.isis.core.metamodel.facetapi.MultiTypedFacet;
import org.apache.isis.core.metamodel.facets.notpersisted.NotPersistedFacet;
import org.apache.isis.core.metamodel.facets.notpersisted.NotPersistedFacetAbstract;
import org.apache.isis.core.metamodel.spec.ObjectSpecification;
import org.apache.isis.core.metamodel.spec.feature.ObjectAction;
import org.apache.isis.core.metamodel.spec.feature.ObjectMemberContext;
import org.apache.isis.core.progmodel.facets.members.disabled.DisabledFacet;
import org.apache.isis.core.progmodel.facets.members.disabled.DisabledFacetImpl;
public class OneToOneAssociationContributee extends OneToOneAssociationImpl implements ContributeeMember {
private final ObjectAdapter serviceAdapter;
private final ObjectAction objectAction;
/**
* Hold facets rather than delegate to the contributed action (different types might
* use layout metadata to position the contributee in different ways)
*/
private final FacetHolder facetHolder = new FacetHolderImpl();
private final Identifier identifier;
public OneToOneAssociationContributee(
final ObjectAdapter serviceAdapter,
final ObjectActionImpl serviceAction,
final ObjectSpecification contributeeType,
final ObjectMemberContext objectMemberContext) {
super(serviceAction.getFacetedMethod(), serviceAction.getReturnType(), objectMemberContext);
this.serviceAdapter = serviceAdapter;
this.objectAction = serviceAction;
// copy over facets from contributed to own.
FacetUtil.copyFacets(serviceAction.getFacetedMethod(), facetHolder);
final NotPersistedFacet notPersistedFacet = new NotPersistedFacetAbstract(this) {};
final DisabledFacet disabledFacet = disabledFacet();
FacetUtil.addFacet(notPersistedFacet);
FacetUtil.addFacet(disabledFacet);
// calculate the identifier
final Identifier contributorIdentifier = serviceAction.getFacetedMethod().getIdentifier();
final String memberName = contributorIdentifier.getMemberName();
List<String> memberParameterNames = contributorIdentifier.getMemberParameterNames();
identifier = Identifier.actionIdentifier(contributeeType.getCorrespondingClass().getName(), memberName, memberParameterNames);
}
private DisabledFacet disabledFacet() {
final DisabledFacet originalFacet = facetHolder.getFacet(DisabledFacet.class);
if( originalFacet != null &&
originalFacet.when() == When.ALWAYS &&
originalFacet.where() == Where.ANYWHERE) {
return originalFacet;
}
// ensure that the contributed association is always disabled
return new DisabledFacetImpl(When.ALWAYS, Where.ANYWHERE, "Contributed property", this);
}
@Override
public ObjectAdapter get(final ObjectAdapter ownerAdapter) {
return objectAction.execute(serviceAdapter, new ObjectAdapter[]{ownerAdapter});
}
@Override
public Identifier getIdentifier() {
return identifier;
}
// //////////////////////////////////////
// FacetHolder
// //////////////////////////////////////
@Override
public Class<? extends Facet>[] getFacetTypes() {
return facetHolder.getFacetTypes();
}
@Override
public <T extends Facet> T getFacet(Class<T> cls) {
return facetHolder.getFacet(cls);
}
@Override
public boolean containsFacet(Class<? extends Facet> facetType) {
return facetHolder.containsFacet(facetType);
}
@Override
public boolean containsDoOpFacet(java.lang.Class<? extends Facet> facetType) {
return facetHolder.containsDoOpFacet(facetType);
}
@Override
public List<Facet> getFacets(Filter<Facet> filter) {
return facetHolder.getFacets(filter);
}
@Override
public void addFacet(Facet facet) {
facetHolder.addFacet(facet);
}
@Override
public void addFacet(MultiTypedFacet facet) {
facetHolder.addFacet(facet);
}
@Override
public void removeFacet(Facet facet) {
facetHolder.removeFacet(facet);
}
@Override
public void removeFacet(Class<? extends Facet> facetType) {
facetHolder.removeFacet(facetType);
}
}