Package org.apache.tapestry5.internal.translator

Class NumericTranslatorSupportImpl

java.lang.Object

org.apache.tapestry5.internal.translator.NumericTranslatorSupportImpl

All Implemented Interfaces:

NumericTranslatorSupport

public class NumericTranslatorSupportImpl
extends java.lang.Object
implements NumericTranslatorSupport

Constructor Summary

Constructors

Constructor	Description
NumericTranslatorSupportImpl(TypeCoercer typeCoercer, ThreadLocale threadLocale, JavaScriptSupport javascriptSupport)

Method Summary

Modifier and Type	Method	Description
<T extends java.lang.Number> java.lang.String	getMessageKey(java.lang.Class<T> type)	Returns the default message key for parse failures for the indicated type.
<T extends java.lang.Number> T	parseClient(java.lang.Class<T> type, java.lang.String clientValue)	Parses a client-submitted value in a localized manner.
<T extends java.lang.Number> void	setupTranslation(java.lang.Class<T> type, Element element, java.lang.String message)	Adds client-side format validation for the field, appropriate to the indicated type.
<T extends java.lang.Number> java.lang.String	toClient(java.lang.Class<T> type, T value)	Converts a server-side value to a client-side string.

Methods inherited from class java.lang.Object

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

Constructor Detail

NumericTranslatorSupportImpl

public NumericTranslatorSupportImpl(TypeCoercer typeCoercer,
                                    ThreadLocale threadLocale,
                                    JavaScriptSupport javascriptSupport)

Method Detail

setupTranslation

public <T extends java.lang.Number> void setupTranslation(java.lang.Class<T> type,
                                                          Element element,
                                                          java.lang.String message)

Description copied from interface: NumericTranslatorSupport

Adds client-side format validation for the field, appropriate to the indicated type.

Specified by:

setupTranslation in interface NumericTranslatorSupport

Parameters:

type - value type

message - message if the client-side value can't be parsed as a number

parseClient

public <T extends java.lang.Number> T parseClient(java.lang.Class<T> type,
                                                  java.lang.String clientValue)
                                           throws java.text.ParseException

Description copied from interface: NumericTranslatorSupport

Parses a client-submitted value in a localized manner.

Specified by:

parseClient in interface NumericTranslatorSupport

Parameters:

type - desired type of value

clientValue - value from client; this will be trimmed of leading/trailing whitespace

Returns:

the parsed value

Throws:

java.text.ParseException

See Also:

Translator.parseClient(org.apache.tapestry5.Field, String, String)

toClient

public <T extends java.lang.Number> java.lang.String toClient(java.lang.Class<T> type,
                                                              T value)

Description copied from interface: NumericTranslatorSupport

Converts a server-side value to a client-side string. Integer types are formatted simply; decimal types may be formatted using thousands-seperator commas.

Specified by:

toClient in interface NumericTranslatorSupport

Parameters:

type - type of value to convert

value - current (non-null) value

Returns:

value formatted

getMessageKey

public <T extends java.lang.Number> java.lang.String getMessageKey(java.lang.Class<T> type)

Description copied from interface: NumericTranslatorSupport

Returns the default message key for parse failures for the indicated type.

Specified by:

getMessageKey in interface NumericTranslatorSupport

Returns:

a message key: either "integer-format-exception" or "number-format-exception"