Package org.jbehave.core.steps
Class ParameterConverters.NumberConverter
- java.lang.Object
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- org.jbehave.core.steps.ParameterConverters.AbstractParameterConverter<String,T>
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- org.jbehave.core.steps.ParameterConverters.FromStringParameterConverter<Number>
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- org.jbehave.core.steps.ParameterConverters.NumberConverter
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- All Implemented Interfaces:
ParameterConverters.ParameterConverter<String,Number>
- Enclosing class:
- ParameterConverters
public static class ParameterConverters.NumberConverter extends ParameterConverters.FromStringParameterConverter<Number>
Converts values to numbers, supporting any subclass ofNumber
(including generic Number type), and it unboxed counterpart, using aNumberFormat
to parse to aNumber
and to convert it to a specific number type:- Byte, byte:
Number.byteValue()
- Short, short:
Number.shortValue()
- Integer, int:
Number.intValue()
- Float, float:
Number.floatValue()
- Long, long:
Number.longValue()
- Double, double:
Number.doubleValue()
- BigInteger:
BigInteger.valueOf(long)
- BigDecimal:
BigDecimal.valueOf(double)
NumberFormat.getInstance()
.The localized instance
NumberFormat.getInstance(Locale)
can be used to convert numbers in specific locales.
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Constructor Summary
Constructors Constructor Description NumberConverter()
NumberConverter(NumberFormat numberFormat)
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Method Summary
Modifier and Type Method Description boolean
canConvertTo(Type type)
Returntrue
if the converter can convert to the desired target type.Number
convertValue(String value, Type type)
Convert the value from one type to another, for example from aboolean
to aString
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Methods inherited from class org.jbehave.core.steps.ParameterConverters.AbstractParameterConverter
canConvertFrom, getSourceType, getTargetType
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Constructor Detail
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NumberConverter
public NumberConverter()
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NumberConverter
public NumberConverter(NumberFormat numberFormat)
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Method Detail
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canConvertTo
public boolean canConvertTo(Type type)
Description copied from interface:ParameterConverters.ParameterConverter
Returntrue
if the converter can convert to the desired target type.- Specified by:
canConvertTo
in interfaceParameterConverters.ParameterConverter<String,Number>
- Overrides:
canConvertTo
in classParameterConverters.AbstractParameterConverter<String,Number>
- Parameters:
type
- the type descriptor that describes the requested result type- Returns:
true
if that conversion can be performed
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convertValue
public Number convertValue(String value, Type type)
Description copied from interface:ParameterConverters.ParameterConverter
Convert the value from one type to another, for example from aboolean
to aString
.- Parameters:
value
- the value to be convertedtype
- the type descriptor that supplies extra information about the requested result type- Returns:
- the converted value
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