ListAdapter.java

/*
 * 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.openejb.config.sys;

import org.apache.openejb.util.Join;

import javax.xml.bind.annotation.adapters.XmlAdapter;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;

/**
 * @version $Rev$ $Date$
 */
public class ListAdapter extends XmlAdapter<String, List<String>> {
    public List<String> unmarshal(final String s) {
        final String[] strings = s.split(", *");
        return new ArrayList<String>(Arrays.asList(strings));
    }

    public String marshal(final List<String> list) {
        return Join.join(", ", list);
    }
}