/**
* 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.guvnor.server.util;
import org.drools.guvnor.client.rpc.DiscussionRecord;
import com.thoughtworks.xstream.XStream;
import java.util.List;
import java.util.Collections;
import java.util.ArrayList;
/**
* Utility methods for persisting discussion data as a property on an asset.
* @author Michael Neale
*/
public class Discussion {
public static final String DISCUSSION_PROPERTY_KEY = "discussion";
private XStream xs = getXStream();
public String toString(List<DiscussionRecord> recs) {
return xs.toXML(recs);
}
public List<DiscussionRecord> fromString(String data) {
if (data == null || data.equals("")) return new ArrayList<DiscussionRecord>();
return (List<DiscussionRecord>) xs.fromXML(data);
}
public XStream getXStream() {
XStream xs = new XStream();
xs.alias("discussion-record", DiscussionRecord.class);
xs.alias("discussion", List.class);
return xs;
}
}