public void setCurrency(ExpenseCurrency currency) {
        this.currency = currency;
    }
<p>
Shows the kind of currency, both the code and confidence associated with any monatary value detected.
</p>

@param currency
       Shows the kind of currency, both the code and confidence associated with any monatary value detected.
aws-java-sdk-textract/src/main/java/com/amazonaws/services/textract/model/ExpenseField.java