jidefx.utils.converter

Class NaturalNumberConverter

java.lang.Object

javafx.util.StringConverter<T>

jidefx.utils.converter.DefaultObjectConverter<T>

jidefx.utils.converter.AbstractNumberConverter<java.lang.Number>

jidefx.utils.converter.NaturalNumberConverter

All Implemented Interfaces:

ObjectConverter<java.lang.Number>

public class NaturalNumberConverter
extends AbstractNumberConverter<java.lang.Number>

ObjectConverter implementation for a positive integer (a.k.a natural number)

Field Summary

Fields

Modifier and Type	Field and Description
static ConverterContext	CONTEXT Default ConverterContext for NaturalNumberConverter.

Fields inherited from class jidefx.utils.converter.AbstractNumberConverter

CONTEXT_FIXED_1_DIGIT_FRACTION, CONTEXT_FIXED_2_DIGIT_FRACTION, CONTEXT_FIXED_4_DIGIT_FRACTION, PROPERTY_NUMBER_FORMAT

Constructor Summary

Constructors

Constructor and Description
NaturalNumberConverter()
NaturalNumberConverter(java.text.NumberFormat format)

Method Summary

Modifier and Type	Method and Description
java.lang.Number	fromString(java.lang.String string, ConverterContext context) Converts the String to a Byte.

Methods inherited from class jidefx.utils.converter.AbstractNumberConverter

getNumberFormat, numberFromString, toString

Methods inherited from class jidefx.utils.converter.DefaultObjectConverter

fromString, getObjectConverterManager, toString, toStringConverter

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

CONTEXT

public static final ConverterContext CONTEXT

Default ConverterContext for NaturalNumberConverter.

Constructor Detail

NaturalNumberConverter

public NaturalNumberConverter()

NaturalNumberConverter

public NaturalNumberConverter(java.text.NumberFormat format)

Method Detail

fromString

public java.lang.Number fromString(java.lang.String string,
                                   ConverterContext context)

Converts the String to a Byte. It will use the NumberFormat defined as AbstractNumberConverter.PROPERTY_NUMBER_FORMAT if any. If not there, it will use AbstractNumberConverter.getNumberFormat() to get the NumberFormat to do the conversion.

Please note, the conversion may involve rounding or truncation. If the String represent a negative number, this method will return 0 which is the smallest natural number.

Specified by:

fromString in interface ObjectConverter<java.lang.Number>

Overrides:

fromString in class DefaultObjectConverter<java.lang.Number>

Parameters:

string - the string to be converted.

context - the context

Returns:

the Number converted from the String.