/*
* Copyright 2012 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.guvnor.common.services.project.backend.server.converters;
import com.thoughtworks.xstream.converters.MarshallingContext;
import com.thoughtworks.xstream.converters.UnmarshallingContext;
import com.thoughtworks.xstream.io.HierarchicalStreamReader;
import com.thoughtworks.xstream.io.HierarchicalStreamWriter;
import org.drools.core.util.AbstractXStreamConverter;
import org.guvnor.common.services.project.model.QualifierModel;
import java.util.Map;
public class QualifierConverter
extends AbstractXStreamConverter {
public QualifierConverter() {
super(QualifierModel.class);
}
public void marshal(Object value, HierarchicalStreamWriter writer, MarshallingContext context) {
QualifierModel qualifier = (QualifierModel) value;
writer.addAttribute("type", qualifier.getType());
if (qualifier.getValue() != null) {
writer.addAttribute("value", qualifier.getValue());
} else {
for (Map.Entry<String, String> entry : qualifier.getArguments().entrySet()) {
writer.startNode("arg");
writer.addAttribute("key", entry.getKey());
writer.addAttribute("value", entry.getValue());
writer.endNode();
}
}
}
public Object unmarshal(HierarchicalStreamReader reader, UnmarshallingContext context) {
final QualifierModel qualifier = new QualifierModel();
qualifier.setType(reader.getAttribute("type"));
String value = reader.getAttribute("value");
if (value != null) {
qualifier.setValue(value);
} else {
readNodes( reader, new AbstractXStreamConverter.NodeReader() {
public void onNode(HierarchicalStreamReader reader,
String name,
String value) {
if ( "arg".equals( name ) ) {
qualifier.addArgument(reader.getAttribute("key"), reader.getAttribute("value"));
}
}
} );
}
return qualifier;
}
}