/**
* 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.testing.ExecutionTrace;
import org.drools.ide.common.client.modeldriven.testing.Expectation;
import org.drools.ide.common.client.modeldriven.testing.FactData;
import org.drools.ide.common.client.modeldriven.testing.FieldData;
import org.drools.ide.common.client.modeldriven.testing.Fixture;
import org.drools.ide.common.client.modeldriven.testing.RetractFact;
import org.drools.ide.common.client.modeldriven.testing.Scenario;
import org.drools.ide.common.client.modeldriven.testing.VerifyFact;
import org.drools.ide.common.client.modeldriven.testing.VerifyField;
import org.drools.ide.common.client.modeldriven.testing.VerifyRuleFired;
import com.thoughtworks.xstream.XStream;
import com.thoughtworks.xstream.io.xml.DomDriver;
/**
* Persists the scenario model.
* @author Michael Neale
*/
public class ScenarioXMLPersistence {
private XStream xt;
private static final ScenarioXMLPersistence INSTANCE = new ScenarioXMLPersistence();
private ScenarioXMLPersistence() {
xt = new XStream(new DomDriver());
xt.alias("scenario", Scenario.class);
xt.alias("execution-trace", ExecutionTrace.class);
xt.alias("expectation", Expectation.class);
xt.alias("fact-data", FactData.class);
xt.alias("field-data", FieldData.class);
xt.alias("fixture", Fixture.class);
xt.alias("retract-fact", RetractFact.class);
xt.alias("expect-fact", VerifyFact.class);
xt.alias("expect-field", VerifyField.class);
xt.alias("expect-rule", VerifyRuleFired.class);
xt.omitField(ExecutionTrace.class, "rulesFired");
}
public static ScenarioXMLPersistence getInstance() {
return INSTANCE;
}
public String marshal(Scenario sc) {
if (sc.fixtures.size() > 1 && sc.fixtures.get(sc.fixtures.size() - 1) instanceof ExecutionTrace) {
Object f = sc.fixtures.get(sc.fixtures.size() - 2);
if (f instanceof Expectation) {
sc.fixtures.remove(sc.fixtures.size() - 1);
}
}
return xt.toXML(sc);
}
public Scenario unmarshal(String xml) {
if (xml == null) return new Scenario();
if (xml.trim().equals("")) return new Scenario();
return (Scenario) xt.fromXML(xml);
}
}