/*
* 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.runtime.persistence.adaptermanager;
import org.apache.isis.core.metamodel.adapter.ObjectAdapter;
import org.apache.isis.core.metamodel.adapter.oid.RootOid;
import org.apache.isis.core.metamodel.adapter.oid.TypedOid;
import org.apache.isis.core.metamodel.facets.object.viewmodel.ViewModelFacet;
import org.apache.isis.core.metamodel.spec.ObjectSpecification;
import org.apache.isis.core.metamodel.spec.SpecificationLoaderSpi;
import org.apache.isis.core.runtime.system.context.IsisContext;
class PojoRecreatorDefault implements PojoRecreator {
public Object recreatePojo(final TypedOid oid) {
final ObjectSpecification spec = getSpecificationLoader().lookupBySpecId(oid.getObjectSpecId());
final Object pojo = spec.createObject();
if(oid.isViewModel()) {
// initialize the view model pojo from the oid's identifier
final ViewModelFacet facet = spec.getFacet(ViewModelFacet.class);
if(facet == null) {
throw new IllegalArgumentException("spec does not have ViewModelFacet; " + oid.toString() + "; spec is " + spec.getFullIdentifier());
}
// a slight compromise? close enough.
if(!(oid instanceof RootOid)) {
throw new IllegalArgumentException("oid is view model but not a RootOid; " + oid.toString());
}
final RootOid rootOid = (RootOid) oid;
final String memento = rootOid.getIdentifier();
facet.initialize(pojo, memento);
}
return pojo;
}
protected SpecificationLoaderSpi getSpecificationLoader() {
return IsisContext.getSpecificationLoader();
}
/**
* Default implementation simply returns <tt>null</tt>.
*/
@Override
public ObjectAdapter lazilyLoaded(Object pojo) {
return null;
}
}