org.springframework.binding.format.support
Class NumberFormatter

java.lang.Object
  org.springframework.binding.format.support.AbstractFormatter
      org.springframework.binding.format.support.NumberFormatter

All Implemented Interfaces:

Formatter

public class NumberFormatter
extends AbstractFormatter

Converts from various Number specializations to String and back.

Author:

Keith Donald

Constructor Summary

NumberFormatter()
Default constructor.

NumberFormatter(java.text.NumberFormat numberFormat)
Create a new number formatter.

NumberFormatter(java.text.NumberFormat numberFormat, boolean allowEmpty)
Create a new number formatter.

Method Summary

protected java.lang.String	doFormatValue(java.lang.Object number) Template method subclasses should override to encapsulate formatting logic.
protected java.lang.Object	doParseValue(java.lang.String text, java.lang.Class targetClass) Template method subclasses should override to encapsulate parsing logic.
java.math.BigDecimal	parseBigDecimal(java.lang.String formattedString)
java.math.BigInteger	parseBigInteger(java.lang.String formattedString)
java.lang.Byte	parseByte(java.lang.String formattedString)
java.lang.Double	parseDouble(java.lang.String formattedString)
java.lang.Float	parseFloat(java.lang.String formattedString)
java.lang.Integer	parseInteger(java.lang.String formattedString)
java.lang.Long	parseLong(java.lang.String formattedString)
java.lang.Short	parseShort(java.lang.String formattedString)

Methods inherited from class org.springframework.binding.format.support.AbstractFormatter

formatValue, getEmptyFormattedValue, getEmptyValue, getExpectedFormat, isAllowEmpty, isEmpty, parseValue

Methods inherited from class java.lang.Object

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

Constructor Detail

NumberFormatter

public NumberFormatter()

Default constructor. The formatter will use "toString" when formatting a value and "valueOf" when parsing a value.

NumberFormatter

public NumberFormatter(java.text.NumberFormat numberFormat)

Create a new number formatter.

Parameters:

numberFormat - the number format to use

NumberFormatter

public NumberFormatter(java.text.NumberFormat numberFormat,
                       boolean allowEmpty)

Create a new number formatter.

Parameters:

numberFormat - the number format to use

allowEmpty - should this formatter allow empty input arguments?

Method Detail

doFormatValue

protected java.lang.String doFormatValue(java.lang.Object number)

Description copied from class: AbstractFormatter

Template method subclasses should override to encapsulate formatting logic.

Specified by:

doFormatValue in class AbstractFormatter

Parameters:

number - the value to format

Returns:

the formatted string representation

doParseValue

protected java.lang.Object doParseValue(java.lang.String text,
                                        java.lang.Class targetClass)
                                 throws java.lang.IllegalArgumentException

Description copied from class: AbstractFormatter

Template method subclasses should override to encapsulate parsing logic.

Specified by:

doParseValue in class AbstractFormatter

Parameters:

text - the formatted string to parse

Returns:

the parsed value

Throws:

java.lang.IllegalArgumentException

parseByte

public java.lang.Byte parseByte(java.lang.String formattedString)
                         throws InvalidFormatException

Throws:

InvalidFormatException

parseShort

public java.lang.Short parseShort(java.lang.String formattedString)
                           throws InvalidFormatException

Throws:

InvalidFormatException

parseInteger

public java.lang.Integer parseInteger(java.lang.String formattedString)
                               throws InvalidFormatException

Throws:

InvalidFormatException

parseLong

public java.lang.Long parseLong(java.lang.String formattedString)
                         throws InvalidFormatException

Throws:

InvalidFormatException

parseFloat

public java.lang.Float parseFloat(java.lang.String formattedString)
                           throws InvalidFormatException

Throws:

InvalidFormatException

parseDouble

public java.lang.Double parseDouble(java.lang.String formattedString)
                             throws InvalidFormatException

Throws:

InvalidFormatException

parseBigInteger

public java.math.BigInteger parseBigInteger(java.lang.String formattedString)
                                     throws InvalidFormatException

Throws:

InvalidFormatException

parseBigDecimal

public java.math.BigDecimal parseBigDecimal(java.lang.String formattedString)
                                     throws InvalidFormatException

Throws:

InvalidFormatException