001/*
002 * Copyright 2009-2014 the original author or authors.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *      https://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016package org.springframework.batch.sample.domain.order.internal.extractor;
017
018import java.text.SimpleDateFormat;
019
020import org.springframework.batch.item.file.transform.FieldExtractor;
021import org.springframework.batch.sample.domain.order.Order;
022
023/**
024 * @author Dan Garrette
025 * @since 2.0.1
026 */
027public class HeaderFieldExtractor implements FieldExtractor<Order> {
028        private SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy/MM/dd");
029
030        @Override
031        public Object[] extract(Order order) {
032                return new Object[] { "BEGIN_ORDER:", order.getOrderId(), dateFormat.format(order.getOrderDate()) };
033        }
034}