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Java > Open Source Codes > com > knowgate > hipergate > locale > ITaxCalculator


1 /*
2   Copyright (C) 2006 Know Gate S.L. All rights reserved.
3                       C/Oņa, 107 1š2 28050 Madrid (Spain)
4
5   Redistribution and use in source and binary forms, with or without
6   modification, are permitted provided that the following conditions
7   are met:
8
9   1. Redistributions of source code must retain the above copyright
10      notice, this list of conditions and the following disclaimer.
11
12   2. The end-user documentation included with the redistribution,
13      if any, must include the following acknowledgment:
14      "This product includes software parts from hipergate
15      (http://www.hipergate.org/)."
16      Alternately, this acknowledgment may appear in the software itself,
17      if and wherever such third-party acknowledgments normally appear.
18
19   3. The name hipergate must not be used to endorse or promote products
20      derived from this software without prior written permission.
21      Products derived from this software may not be called hipergate,
22      nor may hipergate appear in their name, without prior written
23      permission.
24
25   This library is distributed in the hope that it will be useful,
26   but WITHOUT ANY WARRANTY; without even the implied warranty of
27   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
28
29   You should have received a copy of hipergate License with this code;
30   if not, visit http://www.hipergate.org or mail to info@hipergate.org
31 */
32
33 package com.knowgate.hipergate.locale;
34
35 import java.math.BigDecimal JavaDoc;
36
37 /**
38  * Interface for taxes calculation
39  * @author Sergio Montoro Ten
40  * @version 1.0
41  */
42 public interface ITaxCalculator {
43
44     /**
45      * Get tax amount for a given base price
46      * @param oBasePrice BigDecimal
47      * @param sTaxZone String Tax Zone
48      * @param sItemType String Type of tax (standard, reduced, tax-free, etc.)
49      * @return BigDecimal
50      * @throws NullPointerException
51      * @throws IllegalArgumentException
52      */
53     BigDecimal JavaDoc getTax(BigDecimal JavaDoc oBasePrice, String JavaDoc sTaxZone, String JavaDoc sItemType) throws NullPointerException JavaDoc,IllegalArgumentException JavaDoc;
54
55     /**
56      * Get tax percentage that applies for a given zone and item type
57      * @param sTaxZone String Tax Zone
58      * @param sItemType String Type of tax (standard, reduced, tax-free, etc.)
59      * @return BigDecimal Typicalle a percentage, expressed as a quantity between 0 and 1
60      * @throws NullPointerException
61      * @throws IllegalArgumentException
62      */
63     BigDecimal JavaDoc getTaxPct(String JavaDoc sTaxZone, String JavaDoc sItemType) throws NullPointerException JavaDoc,IllegalArgumentException JavaDoc;
64
65 }
66
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