public static class ParameterConverters.NumberConverter extends Object implements ParameterConverters.ParameterConverter
Converts values to numbers, supporting any subclass of Number
(including generic Number type), and it unboxed counterpart, using a
NumberFormat
to parse to a Number
and to convert it to a
specific number type:
Number.byteValue()
Number.shortValue()
Number.intValue()
Number.floatValue()
Number.longValue()
Number.doubleValue()
BigInteger#valueOf(Long)
BigDecimal#valueOf(Double)
NumberFormat#getInstance(Locale.ENGLISH)
.
The localized instance NumberFormat.getInstance(Locale)
can be
used to convert numbers in specific locales.
Constructor and Description |
---|
NumberConverter() |
NumberConverter(NumberFormat numberFormat) |
Modifier and Type | Method and Description |
---|---|
boolean |
accept(Type type) |
Object |
convertValue(String value,
Type type) |
public NumberConverter()
public NumberConverter(NumberFormat numberFormat)
public boolean accept(Type type)
accept
in interface ParameterConverters.ParameterConverter
public Object convertValue(String value, Type type)
convertValue
in interface ParameterConverters.ParameterConverter
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