/*
* Copyright 2009-2014 the original author or authors.
*
* 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.springframework.batch.sample.domain.order.internal.extractor;
import org.springframework.batch.item.file.transform.FieldExtractor;
import org.springframework.batch.sample.domain.order.Customer;
import org.springframework.batch.sample.domain.order.Order;
/**
* @author Dan Garrette
* @since 2.0.1
*/
public class CustomerFieldExtractor implements FieldExtractor<Order> {
@Override
public Object[] extract(Order order) {
Customer customer = order.getCustomer();
return new Object[] { "CUSTOMER:", customer.getRegistrationId(), emptyIfNull(customer.getFirstName()),
emptyIfNull(customer.getMiddleName()), emptyIfNull(customer.getLastName()) };
}
private String emptyIfNull(String s) {
return s != null ? s : "";
}
}