It has been fixed in the newest 5.0.6-SNAPSHOT
2007/9/26, Nick Westgate <[EMAIL PROTECTED]>: > > Probably this: > https://issues.apache.org/jira/browse/TAPESTRY-1648 > > Cheers, > Nick. > > > Josh Penza wrote: > > I have build my own BigDecimalTranslator, because this translator was > not > > in the current Tapestry Release 5.0.5. > > > > The textfield on my html page has a BigDecimalTranslator attached. But > when > > the textfield is empty and I submit the page it results in a > > NullpointerException: > > > > Coercion of null to type java.math.BigDecimal (via null --> String, > String > > --> java.math.BigDecimal) failed: *java.lang.NullPointerException > > * > > Below is the my BigDecimalTranslator Java class, it is almost the same > as > > other Translator Classes > > These classes also return null when the clientValue is blank. But why do > I > > get a nullpointer then? > > > > > > > > *public* *class* BigDecimalTranslator *implements* > Translator<BigDecimal> > > > > { > > > > *private* NumberFormat nf = NumberFormat.*getInstance*(Locale.*GERMAN*); > > > > /** > > > > * Parses blank values to null, otherwise parses the client value to a > > BigDecimal > > > > * > > > > * [EMAIL PROTECTED] ValidationException > > > > * if the clientValue can not be parsed > > > > */ > > > > *public* BigDecimal parseClient(String clientValue, Messages messages) * > > throws* ValidationException > > > > { > > > > *if* (InternalUtils.*isBlank*(clientValue)) { > > > > *return* *null*; > > > > } > > > > *try > > * > > > > { > > > > *return* *new* BigDecimal(nf.parse(clientValue.trim()).toString()); > > > > } > > > > *catch* (NumberFormatException ex) > > > > { > > > > *throw* *new* ValidationException(messages.format > ("number-format-exception", > > clientValue)); > > > > } > > > > *catch* (ParseException ex) > > > > { > > > > *throw* *new* ValidationException(messages.format > ("number-parse-exception", > > clientValue)); > > > > } > > > > } > > > > /** > > > > * Converts null to the blank string, non-null to a string > representation. > > > > */ > > > > *public* String toClient(BigDecimal value) > > > > { > > > > *return* value == *null* ? "" : nf.format(value).toString(); > > > > } > > > > } > > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > >
