Package com.bc.ceres.binding.converters

Class NumberConverter<T extends Number>

java.lang.Object

com.bc.ceres.binding.converters.NumberConverter<T>

All Implemented Interfaces:

Converter<T>

Direct Known Subclasses:

ByteConverter, DoubleConverter, FloatConverter, IntegerConverter, LongConverter, ShortConverter

public abstract class NumberConverter<T extends Number>
extends Object
implements Converter<T>

Constructor Summary

Constructors

Constructor	Description
NumberConverter()

Method Summary

Modifier and Type	Method	Description
String	format(T value)	Converts a value of the type returned by Converter.getValueType() to its plain text representation.
abstract Class<? extends T>	getValueType()	Gets the value type.
T	parse(String value)	Converts a value from its plain text representation to a Java object instance of the type returned by Converter.getValueType().
protected abstract T	parseNumber(String value)

Methods inherited from class java.lang.Object

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

Constructor Details

NumberConverter

public NumberConverter()

Method Details

getValueType

public abstract Class<? extends T> getValueType()

Description copied from interface: Converter

Gets the value type.

Specified by:

getValueType in interface Converter<T extends Number>

Returns:

The value type.

parse

public T parse(String value)
        throws ConversionException

Description copied from interface: Converter

Converts a value from its plain text representation to a Java object instance of the type returned by Converter.getValueType().

Specified by:

parse in interface Converter<T extends Number>

Parameters:

value - The textual representation of the value.

Returns:

The converted value.

Throws:

ConversionException - If the conversion fails.

parseNumber

protected abstract T parseNumber(String value)
                          throws NumberFormatException

Throws:

NumberFormatException

format

public String format(T value)

Description copied from interface: Converter

Converts a value of the type returned by Converter.getValueType() to its plain text representation.

Specified by:

format in interface Converter<T extends Number>

Parameters:

value - The value to be converted to text.

Returns:

The textual representation of the value.