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Split up test method into smaller ones. Correct code formatting

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This commit is contained in:
Marcin Krykowski
2020-05-30 05:32:54 +01:00
parent 5cfe661c8a
commit 3396e92d2d
2 changed files with 60 additions and 52 deletions
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java-numbers-3/src/main/java/com/baeldung/formatNumber/FormatNumber.java
+28 -28
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@@ -7,38 +7,38 @@ import java.text.NumberFormat;
import java.util.Locale;
public class FormatNumber {
public static double withBigDecimal(double value, int places) {
if (places < 0)
throw new IllegalArgumentException();
public static double withBigDecimal(double value, int places) {
if (places < 0)
throw new IllegalArgumentException();
BigDecimal bigDecimal = new BigDecimal(value);
bigDecimal = bigDecimal.setScale(places, RoundingMode.HALF_UP);
return bigDecimal.doubleValue();
}
BigDecimal bigDecimal = new BigDecimal(value);
bigDecimal = bigDecimal.setScale(places, RoundingMode.HALF_UP);
return bigDecimal.doubleValue();
}
public static double withMathRound(double value, int places) {
double scale = Math.pow(10, places);
return Math.round(value * scale) / scale;
}
public static double withMathRound(double value, int places) {
double scale = Math.pow(10, places);
return Math.round(value * scale) / scale;
}
public static double withDecimalFormatPattern(double value, int places) {
DecimalFormat df2 = new DecimalFormat("#,###,###,##0.00");
DecimalFormat df3 = new DecimalFormat("#,###,###,##0.000");
if (places == 2)
return new Double(df2.format(value));
else if (places == 3)
return new Double(df3.format(value));
else
throw new IllegalArgumentException();
}
public static double withDecimalFormatPattern(double value, int places) {
DecimalFormat df2 = new DecimalFormat("#,###,###,##0.00");
DecimalFormat df3 = new DecimalFormat("#,###,###,##0.000");
if (places == 2)
return new Double(df2.format(value));
else if (places == 3)
return new Double(df3.format(value));
else
throw new IllegalArgumentException();
}
public static double withDecimalFormatLocal(double value) {
DecimalFormat df = (DecimalFormat) NumberFormat.getNumberInstance(Locale.getDefault());
return new Double(df.format(value));
}
public static double withDecimalFormatLocal(double value) {
DecimalFormat df = (DecimalFormat) NumberFormat.getNumberInstance(Locale.getDefault());
return new Double(df.format(value));
}
public static String withStringFormat(double value, int places) {
return String.format("%." + places + "f", value);
}
public static String withStringFormat(double value, int places) {
return String.format("%." + places + "f", value);
}
}