/*
* 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.facets.collections;
import java.util.Collection;
import java.util.Iterator;
import org.apache.isis.core.metamodel.adapter.ObjectAdapter;
import org.apache.isis.core.metamodel.facetapi.FacetAbstract;
import org.apache.isis.core.metamodel.facetapi.FacetHolder;
import org.apache.isis.core.metamodel.facets.collections.modify.CollectionFacet;
import org.apache.isis.core.metamodel.facets.actcoll.typeof.TypeOfFacet;
public abstract class CollectionFacetAbstract extends FacetAbstract implements CollectionFacet {
public CollectionFacetAbstract(final FacetHolder holder) {
super(CollectionFacet.class, holder, Derivation.NOT_DERIVED);
}
@Override
public final boolean contains(final ObjectAdapter collectionAdapter, final ObjectAdapter candidateObjectAdapter) {
final Collection<ObjectAdapter> collection = collection(collectionAdapter);
return collection.contains(candidateObjectAdapter);
}
@Override
public final Iterator<ObjectAdapter> iterator(final ObjectAdapter collectionAdapter) {
final Collection<ObjectAdapter> collection = collection(collectionAdapter);
return collection.iterator();
}
@Override
public Iterable<ObjectAdapter> iterable(final ObjectAdapter collectionAdapter) {
return new Iterable<ObjectAdapter>() {
@Override
public Iterator<ObjectAdapter> iterator() {
return CollectionFacetAbstract.this.iterator(collectionAdapter);
}
};
}
@Override
public final TypeOfFacet getTypeOfFacet() {
return getFacetHolder().getFacet(TypeOfFacet.class);
}
}