Thank you very much, I guess i can return the String "IllegalDateRangeException" when throwing that exception from my Service and check for that in my onFailure class.
public void onFailure( Throwable caught ) { if ( caught.getMessage().contains ( "IllegalDateRangeException" ) ) //handle my class. } Thnak you, Satya On Nov 25, 1:38 pm, "olivier nouguier" <[EMAIL PROTECTED]> wrote: > On Tue, Nov 25, 2008 at 8:14 PM, satya <[EMAIL PROTECTED]> wrote: > > > Also > > > when i call the actual method, does the exception get caught in the > > failure method or in my catch method? > > > For example: > > > AsyncCallback callBack = new AsyncCallback() { > > public void onFailure( Throwable caught ) > > { > > //Is the exception caught here????? > here ! > > } > > > public void onSuccess( Object result ) > > { > > > } > > try > > { > > createNewRuleService.createRule( screenType, > > eventRuleForm, callBack ); > > } > > catch ( IllegalDateRangeException e ) > > { > > //// or the exception is caught here? > > > } > > You should notice the differences between RemoteInterface and its > Asyn counter part: > * return type: the asyn interface method doesn't have return value > ===> it will be pass as parameter asynchronously in onSuccess > callback. > * exception: are not part of the async method ===> it will be pass > as parameter asynchronously in onFailure callback. > > > > > > > Thank you very much for your help. I appreciate it. > > > Satya > > > On Nov 25, 1:10 pm, satya <[EMAIL PROTECTED]> wrote: > >> How do i specify in the service signature that this is GWT > >> serializable? > > >> my method signature looks like: > >> public String create(Rule rule) throws IllegalDateRangeException; > > >> On Nov 23, 5:23 am, "olivier nouguier" <[EMAIL PROTECTED]> > >> wrote: > > >> > On Sun, Nov 23, 2008 at 6:58 AM, satya <[EMAIL PROTECTED]> wrote: > > >> > > Hi, > > >> > > Can i pass exceptions between client and server. > >> > > Can i have an RPC serice with method that throw an user defined > >> > > exception and handle that exception in the client side? > > >> > Yes as long as your exeption is declared in the Service Signature (to > >> > be declared as "GWT serialisable"). > > >> > > I created an userdefined exception: > >> > > ------------------------------------------------------ > >> > > public class IllegalDateRangeException extends SerializationException > >> > > implements IsSerializable > >> > > { > >> > > private String errorMessage = null; > > >> > > public IllegalDateRangeException ( String error ) > >> > > { > >> > > errorMessage = error; > >> > > } > > >> > > public String toString() > >> > > { > >> > > return "Exception occurred: " + errorMessage; > >> > > } > > >> > > public String getErrorMessage() > >> > > { > >> > > return errorMessage; > >> > > } > > >> > > public void setErrorMessage( String errorMessage ) > >> > > { > >> > > this.errorMessage = errorMessage; > >> > > } > > >> > > } > > >> > > and my RPC method throws this exception: > >> > > ------------------------------------------------ > >> > > public String create(Rule rule) throws IllegalDateRangeException; > > >> > > and i want to catch this exception in the client side and perform > >> > > actions. > > >> > > But i get the following error from GWT: > >> > > [ERROR] Type > >> > > 'com.cerner.cwx.ruleswizard.client.IllegalDateRangeException' was not > >> > > serializable and has no concrete serializable subtypes > > >> > > Any suggestions? > >> > > Any help on this is greatly appreciated. > > >> > > Thank you > >> > > Satya > > >> > -- > >> > Si l'ignorance peut servir de consolation, elle n'en est pas moins > >> > illusoire. > > -- > Si l'ignorance peut servir de consolation, elle n'en est pas moins illusoire. --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Google Web Toolkit" group. To post to this group, send email to Google-Web-Toolkit@googlegroups.com To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/Google-Web-Toolkit?hl=en -~----------~----~----~----~------~----~------~--~---