task2/solution01/src/org/apidesign/apifest08/currency/ConversionRatioProvider.java
author Jaroslav Tulach <jaroslav.tulach@apidesign.org>
Wed, 01 Oct 2008 10:43:05 +0200
changeset 29 f6073056b9fe
parent 6 task1/solution01/src/org/apidesign/apifest08/currency/ConversionRatioProvider.java@97662396c0fd
permissions -rw-r--r--
Getting ready for task2: copying all solutions to new locations
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package org.apidesign.apifest08.currency;
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import java.math.BigDecimal;
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/**
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 * Provider for conversion constant from any source
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 * @author Ladislav Vitasek
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 */
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public interface ConversionRatioProvider {
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    public BigDecimal getCurrency1ToCurrency2Constant() throws CannotProvideValueException;
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    public BigDecimal getCurrency2ToCurrency1Constant() throws CannotProvideValueException;
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}