/*
 * Copyright 2008 National Library of Sweden 
 * 
 * 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 se.kb.oai.pmh;

import java.util.LinkedList;

import org.dom4j.Document;
import org.dom4j.Node;

/**
 * Class that represents the response from a <code>ListRecords</code> request.
 * Can be used to get the list of <code>Records</code> that made up the
 * response.
 * 
 * @author Oskar Grenholm, National Library of Sweden
 */
public class RecordsList extends ListBase<Record> {

    private static final String RECORD_XPATH = "oai:ListRecords/oai:record";
    
    /**
     * Creates a <code>RecordsList</code> from the returned response.
     * 
     * @param document the response
     * @throws ErrorResponseException
     */    
    public RecordsList(Document document) throws ErrorResponseException {
        super(document);
        
        super.list = new LinkedList<Record>();
        for (Node record : xpath.selectNodes(RECORD_XPATH)) {
            list.add(new Record(document, record));
        }
    }    
}