/*
* Copyright 2010 JBoss Inc
*
* Licensed 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.drools.ide.common.server.util;
import org.drools.ide.common.client.modeldriven.brl.RuleModel;
import org.drools.ide.common.client.modeldriven.brl.templates.TemplateModel;
/**
* This class persists the template rule model to XML and back. This is the
* 'brl' xml format (Business Rule Language).
*/
public class BRDRTXMLPersistence extends BRXMLPersistence {
private static final BRLPersistence INSTANCE = new BRDRTXMLPersistence();
private static final TemplateModelUpgradeHelper UPGRADER = new TemplateModelUpgradeHelper();
private BRDRTXMLPersistence() {
super();
}
public static BRLPersistence getInstance() {
return INSTANCE;
}
@Override
public String marshal(RuleModel model) {
((TemplateModel) model).putInSync();
return super.marshal( model );
}
@Override
public TemplateModel unmarshal(String xml) {
TemplateModel model = (TemplateModel) super.unmarshal( xml );
model.putInSync();
//Upgrade model changes to legacy artifacts
UPGRADER.upgrade( model );
return model;
}
@Override
protected RuleModel createEmptyModel() {
return new TemplateModel();
}
}