001/*
002 * Copyright 2006-2007 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 */
016
017package org.springframework.batch.sample.domain.trade;
018
019import java.math.BigDecimal;
020
021import org.springframework.batch.item.file.mapping.FieldSetMapper;
022import org.springframework.batch.item.file.transform.FieldSet;
023
024/**
025 * {@link FieldSetMapper} for mapping to a {@link CustomerUpdate}.
026 * 
027 * @author Lucas Ward
028 * 
029 */
030public class CustomerUpdateFieldSetMapper implements FieldSetMapper<CustomerUpdate> {
031
032        @Override
033        public CustomerUpdate mapFieldSet(FieldSet fs) {
034
035                if (fs == null) {
036                        return null;
037                }
038
039                CustomerOperation operation = CustomerOperation.fromCode(fs.readChar(0));
040                String name = fs.readString(1);
041                BigDecimal credit = fs.readBigDecimal(2);
042
043                return new CustomerUpdate(operation, name, credit);
044
045        }
046
047}