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1   /*
2    * Copyright 2006-2007 the original author or authors.
3    *
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    *
8    *      http://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   */
16  
17  package org.springframework.batch.sample.domain.trade;
18  
19  import java.util.List;
20  
21  import org.springframework.batch.item.ItemWriter;
22  
23  /**
24   * @author Lucas Ward
25   *
26   */
27  public class CustomerUpdateWriter implements ItemWriter<CustomerUpdate> {
28  
29  	private CustomerDao customerDao;
30  	
31  	public void write(List<? extends CustomerUpdate> items) throws Exception {
32  		for(CustomerUpdate customerUpdate : items){
33  			if(customerUpdate.getOperation() == CustomerOperation.ADD){
34  				customerDao.insertCustomer(customerUpdate.getCustomerName(), customerUpdate.getCredit());
35  			}
36  			else if(customerUpdate.getOperation() == CustomerOperation.UPDATE){
37  				customerDao.updateCustomer(customerUpdate.getCustomerName(), customerUpdate.getCredit());
38  			}
39  		}
40  		
41  		//flush and/or clear resources
42  	}
43  	
44  	public void setCustomerDao(CustomerDao customerDao) {
45  		this.customerDao = customerDao;
46  	}
47  
48  }