/*
* 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.wicket.viewer.integration.wicket;
import java.util.Locale;
import org.apache.wicket.util.convert.IConverter;
import org.apache.isis.core.metamodel.adapter.ObjectAdapter;
import org.apache.isis.core.metamodel.adapter.mgr.AdapterManager;
import org.apache.isis.core.metamodel.adapter.oid.Oid;
import org.apache.isis.core.metamodel.adapter.oid.OidMarshaller;
import org.apache.isis.core.metamodel.adapter.oid.RootOidDefault;
import org.apache.isis.core.runtime.system.context.IsisContext;
/**
* Implementation of a Wicket {@link IConverter} for {@link ObjectAdapter}s,
* converting to-and-from their {@link Oid}'s string representation.
*/
public class ConverterForObjectAdapter implements IConverter {
private static final long serialVersionUID = 1L;
/**
* Converts string representation of {@link Oid} to
* {@link ObjectAdapter}.
*/
@Override
public Object convertToObject(final String value, final Locale locale) {
final Oid oid = RootOidDefault.deStringEncoded(value, getOidMarshaller());
return getAdapterManager().getAdapterFor(oid);
}
/**
* Converts {@link ObjectAdapter} to string representation of {@link Oid}.
*/
@Override
public String convertToString(final Object object, final Locale locale) {
final ObjectAdapter adapter = (ObjectAdapter) object;
final Oid oid = adapter.getOid();
if (oid == null) {
// values don't have an Oid
return null;
}
return oid.enString(getOidMarshaller());
}
// //////////////////////////////////////////////////////////
// Dependencies (from context)
// //////////////////////////////////////////////////////////
protected AdapterManager getAdapterManager() {
return IsisContext.getPersistenceSession().getAdapterManager();
}
protected OidMarshaller getOidMarshaller() {
return IsisContext.getOidMarshaller();
}
}