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1   /*
2    * Copyright 2006 Christian Kalkhoff <me@ninan.info>
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 net.sf.plausj.bank.german.strategy;
18  
19  import net.sf.plausj.bank.german.AccountCode;
20  import net.sf.plausj.bank.german.BankCode;
21  import net.sf.plausj.bank.german.CheckDigit;
22  import net.sf.plausj.bank.german.strategy.util.Strategy00AlikeHelper;
23  
24  /**
25   * Implements check strategy 00
26   * 
27   * @author ninan
28   * 
29   */
30  public class Strategy00 implements Strategy {
31  
32  	private static int[] multiplicators = { 2, 1, 2, 1, 2, 1, 2, 1, 2 };
33  
34  	/**
35  	 * Default CTOR
36  	 */
37  	public Strategy00() {
38  		super();
39  	}
40  
41  	/**
42  	 * @see net.sf.plausj.bank.german.strategy.Strategy#calculateCheckDigit(net.sf.plausj.bank.german.BankCode,
43  	 *      net.sf.plausj.bank.german.AccountCode)
44  	 */
45  	public CheckDigit calculateCheckDigit(final BankCode bankCode,
46  			final AccountCode accountCode) {
47  
48  		int sum = Strategy00AlikeHelper.calculateSum(accountCode,
49  				multiplicators);
50  
51  		return new CheckDigit(9, Strategy00AlikeHelper
52  				.getCheckDigitFromSum(sum));
53  	}
54  
55  }