org.apache.tapestry.internal.translator
Class IntegerTranslator

java.lang.Object
  org.apache.tapestry.internal.translator.IntegerTranslator

All Implemented Interfaces:

Translator<Integer>

public final class IntegerTranslator
extends Object
implements Translator<Integer>

A translator for type integer.

Constructor Summary

IntegerTranslator()

Method Summary

Class<Integer>	getType() Returns the type of the server-side value.
Integer	parseClient(String clientValue, Messages messages) Parses blank values to null, otherwise parses the client value to an integer.
String	toClient(Integer value) Converts null to the blank string, non-null to a string representation.

Methods inherited from class java.lang.Object

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

Constructor Detail

IntegerTranslator

public IntegerTranslator()

Method Detail

getType

public Class<Integer> getType()

Description copied from interface: Translator

Returns the type of the server-side value.

Specified by:

getType in interface Translator<Integer>

Returns:

a type

parseClient

public Integer parseClient(String clientValue,
                           Messages messages)
                    throws ValidationException

Parses blank values to null, otherwise parses the client value to an integer.

Specified by:

parseClient in interface Translator<Integer>

Parameters:

clientValue - to convert to a server value; this will not be null, but may be blank

messages - validator messages assembled by ValidationMessagesSource

Returns:

equivalent server-side value (possibly null)

Throws:

ValidationException - if the clientValue can not be parsed as an integer

toClient

public String toClient(Integer value)

Converts null to the blank string, non-null to a string representation.

Specified by:

toClient in interface Translator<Integer>

Parameters:

value - the server side value (which will not be null)

Returns:

client-side value to present to the user