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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  /**
20   * Interface for logging invalid customers.  Customers may need to be logged because
21   * they already existed when attempted to be added.  Or a non existent customer was
22   * updated.
23   * 
24   * @author Lucas Ward
25   *
26   */
27  public interface InvalidCustomerLogger {
28  
29  	void log(CustomerUpdate customerUpdate);
30  	
31  }