/*
* 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.viewer.html.context;
import org.apache.isis.core.commons.debug.DebugBuilder;
import org.apache.isis.core.commons.ensure.Assert;
import org.apache.isis.core.metamodel.adapter.ObjectAdapter;
import org.apache.isis.core.metamodel.adapter.oid.Oid;
import org.apache.isis.core.metamodel.adapter.version.Version;
import org.apache.isis.runtimes.dflt.runtime.memento.Memento;
import org.apache.isis.runtimes.dflt.runtime.system.context.IsisContext;
import org.apache.isis.runtimes.dflt.runtime.system.persistence.AdapterManager;
import org.apache.isis.runtimes.dflt.runtime.system.persistence.PersistenceSession;
public class TransientObjectMapping implements ObjectMapping {
private final Oid oid;
private final Memento memento;
public TransientObjectMapping(final ObjectAdapter adapter) {
oid = adapter.getOid();
Assert.assertTrue("OID is for persistent", oid.isTransient());
Assert.assertTrue("adapter is for persistent", adapter.isTransient());
memento = new Memento(adapter);
}
@Override
public void debug(final DebugBuilder debug) {
memento.debug(debug);
}
@Override
public Oid getOid() {
return oid;
}
@Override
public ObjectAdapter getObject() {
return getAdapterManager().getAdapterFor(oid);
}
@Override
public int hashCode() {
return oid.hashCode();
}
@Override
public boolean equals(final Object obj) {
if (obj instanceof TransientObjectMapping) {
return ((TransientObjectMapping) obj).oid.equals(oid);
}
return false;
}
@Override
public String toString() {
return "TRANSIENT : " + oid + " : " + memento;
}
@Override
public Version getVersion() {
return null;
}
@Override
public void checkVersion(final ObjectAdapter object) {
}
@Override
public void restoreToLoader() {
memento.recreateObject();
}
@Override
public void updateVersion() {
}
// ////////////////////////////////////////////////////////////
// Dependencies (from context)
// ////////////////////////////////////////////////////////////
private AdapterManager getAdapterManager() {
return getPersistenceSession().getAdapterManager();
}
private PersistenceSession getPersistenceSession() {
return IsisContext.getPersistenceSession();
}
}