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8338690: CompactNumberInstance.format incorrectly formats some numbers (few vs many)

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Reviewed-by: joehw, rriggs, jlu
This commit is contained in:
Naoto Sato 2024-08-27 15:34:50 +00:00
parent 1ff5f8d65c
commit fa4ff78bd4
3 changed files with 73 additions and 48 deletions
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61
src/java.base/share/classes/java/text/CompactNumberFormat.java
View file

@ -652,16 +652,16 @@ public final class CompactNumberFormat extends NumberFormat {
double val = getNumberValue(number, divisor);
if (checkIncrement(val, compactDataIndex, divisor)) {
divisor = (Long) divisors.get(++compactDataIndex);
val = getNumberValue(number, divisor);
}
roundedNumber = roundedNumber / divisor;
decimalFormat.setDigitList(roundedNumber, isNegative, getMaximumFractionDigits());
val = decimalFormat.getDigitList().getDouble();
String prefix = getAffix(false, true, isNegative, compactDataIndex, val);
String suffix = getAffix(false, false, isNegative, compactDataIndex, val);
if (!prefix.isEmpty() || !suffix.isEmpty()) {
appendPrefix(result, prefix, delegate);
if (!placeHolderPatterns.get(compactDataIndex).get(val).isEmpty()) {
roundedNumber = roundedNumber / divisor;
decimalFormat.setDigitList(roundedNumber, isNegative, getMaximumFractionDigits());
decimalFormat.subformatNumber(result, delegate, isNegative,
false, getMaximumIntegerDigits(), getMinimumIntegerDigits(),
getMaximumFractionDigits(), getMinimumFractionDigits());
@ -734,31 +734,28 @@ public final class CompactNumberFormat extends NumberFormat {
double val = getNumberValue(number, divisor);
if (checkIncrement(val, compactDataIndex, divisor)) {
divisor = (Long) divisors.get(++compactDataIndex);
val = getNumberValue(number, divisor);
}
String prefix = getAffix(false, true, isNegative, compactDataIndex, val);
String suffix = getAffix(false, false, isNegative, compactDataIndex, val);
if (!prefix.isEmpty() || !suffix.isEmpty()) {
appendPrefix(result, prefix, delegate);
if (!placeHolderPatterns.get(compactDataIndex).get(val).isEmpty()) {
if ((number % divisor == 0)) {
var noFraction = number % divisor == 0;
if (noFraction) {
number = number / divisor;
decimalFormat.setDigitList(number, isNegative, 0);
decimalFormat.subformatNumber(result, delegate,
isNegative, true, getMaximumIntegerDigits(),
getMinimumIntegerDigits(), getMaximumFractionDigits(),
getMinimumFractionDigits());
} else {
// To avoid truncation of fractional part store
// the value in double and follow double path instead of
// long path
double dNumber = (double) number / divisor;
decimalFormat.setDigitList(dNumber, isNegative, getMaximumFractionDigits());
}
val = decimalFormat.getDigitList().getDouble();
String prefix = getAffix(false, true, isNegative, compactDataIndex, val);
String suffix = getAffix(false, false, isNegative, compactDataIndex, val);
if (!prefix.isEmpty() || !suffix.isEmpty()) {
appendPrefix(result, prefix, delegate);
if (!placeHolderPatterns.get(compactDataIndex).get(val).isEmpty()) {
decimalFormat.subformatNumber(result, delegate,
isNegative, false, getMaximumIntegerDigits(),
isNegative, noFraction, getMaximumIntegerDigits(),
getMinimumIntegerDigits(), getMaximumFractionDigits(),
getMinimumFractionDigits());
}
appendSuffix(result, suffix, delegate);
}
} else {
@ -833,15 +830,15 @@ public final class CompactNumberFormat extends NumberFormat {
double val = getNumberValue(number.doubleValue(), divisor.doubleValue());
if (checkIncrement(val, compactDataIndex, divisor.doubleValue())) {
divisor = divisors.get(++compactDataIndex);
val = getNumberValue(number.doubleValue(), divisor.doubleValue());
}
number = number.divide(new BigDecimal(divisor.toString()), getRoundingMode());
decimalFormat.setDigitList(number, isNegative, getMaximumFractionDigits());
val = decimalFormat.getDigitList().getDouble();
String prefix = getAffix(false, true, isNegative, compactDataIndex, val);
String suffix = getAffix(false, false, isNegative, compactDataIndex, val);
if (!prefix.isEmpty() || !suffix.isEmpty()) {
appendPrefix(result, prefix, delegate);
if (!placeHolderPatterns.get(compactDataIndex).get(val).isEmpty()) {
number = number.divide(new BigDecimal(divisor.toString()), getRoundingMode());
decimalFormat.setDigitList(number, isNegative, getMaximumFractionDigits());
decimalFormat.subformatNumber(result, delegate, isNegative,
false, getMaximumIntegerDigits(), getMinimumIntegerDigits(),
getMaximumFractionDigits(), getMinimumFractionDigits());
@ -904,22 +901,12 @@ public final class CompactNumberFormat extends NumberFormat {
double val = getNumberValue(number.doubleValue(), divisor.doubleValue());
if (checkIncrement(val, compactDataIndex, divisor.doubleValue())) {
divisor = divisors.get(++compactDataIndex);
val = getNumberValue(number.doubleValue(), divisor.doubleValue());
}
String prefix = getAffix(false, true, isNegative, compactDataIndex, val);
String suffix = getAffix(false, false, isNegative, compactDataIndex, val);
if (!prefix.isEmpty() || !suffix.isEmpty()) {
appendPrefix(result, prefix, delegate);
if (!placeHolderPatterns.get(compactDataIndex).get(val).isEmpty()) {
if (number.mod(new BigInteger(divisor.toString()))
.compareTo(BigInteger.ZERO) == 0) {
var noFraction = number.mod(new BigInteger(divisor.toString()))
.compareTo(BigInteger.ZERO) == 0;
if (noFraction) {
number = number.divide(new BigInteger(divisor.toString()));
decimalFormat.setDigitList(number, isNegative, 0);
decimalFormat.subformatNumber(result, delegate,
isNegative, true, getMaximumIntegerDigits(),
getMinimumIntegerDigits(), getMaximumFractionDigits(),
getMinimumFractionDigits());
} else {
// To avoid truncation of fractional part store the value in
// BigDecimal and follow BigDecimal path instead of
@ -927,11 +914,17 @@ public final class CompactNumberFormat extends NumberFormat {
BigDecimal nDecimal = new BigDecimal(number)
.divide(new BigDecimal(divisor.toString()), getRoundingMode());
decimalFormat.setDigitList(nDecimal, isNegative, getMaximumFractionDigits());
}
val = decimalFormat.getDigitList().getDouble();
String prefix = getAffix(false, true, isNegative, compactDataIndex, val);
String suffix = getAffix(false, false, isNegative, compactDataIndex, val);
if (!prefix.isEmpty() || !suffix.isEmpty()) {
appendPrefix(result, prefix, delegate);
if (!placeHolderPatterns.get(compactDataIndex).get(val).isEmpty()) {
decimalFormat.subformatNumber(result, delegate,
isNegative, false, getMaximumIntegerDigits(),
isNegative, noFraction, getMaximumIntegerDigits(),
getMinimumIntegerDigits(), getMaximumFractionDigits(),
getMinimumFractionDigits());
}
appendSuffix(result, suffix, delegate);
}
} else {

8
src/java.base/share/classes/java/text/DecimalFormat.java
View file

@ -1799,6 +1799,14 @@ public class DecimalFormat extends NumberFormat {
}
}
/**
* {@return the {@code DigitList} used by this {@code DecimalFormat} instance}
* Declared as package-private, intended for {@code CompactNumberFormat}.
*/
DigitList getDigitList() {
return digitList;
}
// ======== End fast-path formatting logic for double =========================
/**

26
test/jdk/java/text/Format/CompactNumberFormat/TestCompactNumber.java
View file

@ -22,7 +22,7 @@
*/
/*
* @test
* @bug 8177552 8217721 8222756 8295372 8306116 8319990
* @bug 8177552 8217721 8222756 8295372 8306116 8319990 8338690
* @summary Checks the functioning of compact number format
* @modules jdk.localedata
* @run testng/othervm TestCompactNumber
@ -60,6 +60,9 @@ public class TestCompactNumber {
private static final NumberFormat FORMAT_IT_SHORT = NumberFormat
.getCompactNumberInstance(Locale.ITALIAN, NumberFormat.Style.SHORT);
private static final NumberFormat FORMAT_IT_LONG = NumberFormat
.getCompactNumberInstance(Locale.ITALIAN, NumberFormat.Style.LONG);
private static final NumberFormat FORMAT_CA_LONG = NumberFormat
.getCompactNumberInstance(Locale.of("ca"), NumberFormat.Style.LONG);
@ -89,6 +92,13 @@ public class TestCompactNumber {
.getCompactNumberInstance(Locale.ITALIAN, NumberFormat.Style.LONG);
private static final NumberFormat FORMAT_PT_LONG_FD4 = NumberFormat
.getCompactNumberInstance(Locale.of("pt"), NumberFormat.Style.LONG);
private static final NumberFormat FORMAT_PL_LONG = NumberFormat
.getCompactNumberInstance(Locale.of("pl"), NumberFormat.Style.LONG);
private static final NumberFormat FORMAT_FR_LONG = NumberFormat
.getCompactNumberInstance(Locale.FRENCH, NumberFormat.Style.LONG);
static {
FORMAT_ES_LONG_FD1.setMaximumFractionDigits(1);
FORMAT_DE_LONG_FD2.setMaximumFractionDigits(2);
@ -359,6 +369,12 @@ public class TestCompactNumber {
{FORMAT_DE_LONG_FD2, 1_234_500, "1,23 Millionen"},
{FORMAT_IT_LONG_FD3, 1_234_500, "1,234 milioni"},
{FORMAT_PT_LONG_FD4, 1_234_500, "1,2345 milh\u00f5es"},
// 8338690
{FORMAT_PL_LONG, 5_000, "5 tysi\u0119cy"},
{FORMAT_PL_LONG, 4_949, "5 tysi\u0119cy"},
{FORMAT_FR_LONG, 1_949, "2 mille"},
{FORMAT_IT_LONG, 1_949, "2 mila"},
};
}
@ -466,6 +482,10 @@ public class TestCompactNumber {
{FORMAT_DE_LONG_FD2, "1,23 Millionen", 1_230_000L, Long.class},
{FORMAT_IT_LONG_FD3, "1,234 milioni", 1_234_000L, Long.class},
{FORMAT_PT_LONG_FD4, "1,2345 milh\u00f5es", 1_234_500L, Long.class},
// 8338690
{FORMAT_PL_LONG, "5 tysi\u0119cy", 5_000L, Long.class},
{FORMAT_FR_LONG, "2 mille", 2_000L, Long.class},
{FORMAT_IT_LONG, "2 mila", 2_000L, Long.class},
};
}
@ -514,6 +534,10 @@ public class TestCompactNumber {
{FORMAT_SL_LONG, "5 milijon", 5L},
{FORMAT_SL_LONG, "5 milijona", 5L},
{FORMAT_SL_LONG, "5 milijone", 5L},
// 8338690
{FORMAT_PL_LONG, "5 tysiące", 5L},
{FORMAT_FR_LONG, "2 millier", 2L},
{FORMAT_IT_LONG, "2 mille", 2L},
};
}