package org.apidesign.apifest08.currency;

import java.math.BigDecimal;

/**

 * Provider for conversion constant from any source

 * @author Ladislav Vitasek

 */

public interface ConversionRatioProvider {

    public BigDecimal getCurrency1ToCurrency2Constant() throws CannotProvideValueException;

    public BigDecimal getCurrency2ToCurrency1Constant() throws CannotProvideValueException;

}