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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  
23  /**
24   * @author ninan
25   * 
26   */
27  public class StrategyB4 implements Strategy {
28  
29  	/**
30  	 * @see net.sf.plausj.bank.german.strategy.Strategy#calculateCheckDigit(net.sf.plausj.bank.german.BankCode,
31  	 *      net.sf.plausj.bank.german.AccountCode)
32  	 */
33  	public CheckDigit calculateCheckDigit(final BankCode bankCode,
34  			final AccountCode accountCode) {
35  
36  		CheckDigit cd = null;
37  		if (9 == accountCode.getDigitAtPos(0)) {
38  			cd = new Strategy00().calculateCheckDigit(bankCode, accountCode);
39  		} else {
40  			cd = new Strategy02().calculateCheckDigit(bankCode, accountCode);
41  		}
42  
43  		return cd;
44  
45  	}
46  
47  }