reverseCalculationByMainCurrencyUnit(ExchangeRate, BigDecimal) method

Syntax

BigDecimal reverseCalculationByMainCurrencyUnit ( ExchangeRate exchangeRate , BigDecimal targetAmount )

Parameters

• exchangeRate – the exchange rate to use
• targetAmount – the BigDecimal amount that is the intended result of a currency conversion

Returns

the required amount of the source currency to convert as BigDecimal

Usage

Performs a "reverse conversion", calculating the necessary amount of the source currency required to receive the specified amount of the target currency.

Note

that this method should NOT be used for a currency conversion in the other direction; it is intended to be used to calculate the "appropriate" source amount.

the required amount of the source currency to convert as BigDecimal