zalando / jackson-datatype-money / #2246

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100.0
/src/main/java/org/zalando/jackson/datatype/money/DecimalAmountWriter.java
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package org.zalando.jackson.datatype.money;
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import javax.annotation.Nonnull;










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import javax.money.MonetaryAmount;










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import java.math.BigDecimal;










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import java.math.RoundingMode;










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final class DecimalAmountWriter implements BigDecimalAmountWriter {




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    @Override










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    public BigDecimal write(@Nonnull final MonetaryAmount amount) {










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        final BigDecimal decimal = amount.getNumber().numberValueExact(BigDecimal.class);




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        final int defaultFractionDigits = amount.getCurrency().getDefaultFractionDigits();




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        final int scale = Math.max(decimal.scale(), defaultFractionDigits);




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        return decimal.setScale(scale, RoundingMode.UNNECESSARY);




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    }










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}
























    

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