Dear Abdallah, if your server side is java, for sure will be Servlet. why you don't try to used Asynchronous HTTP Requests technique instead of JSON or XML. I guess the below link helpful for you :)
http://www.gwtapps.com/doc/html/com.google.gwt.http.client.html I hope that helpful for you . Best Regards, Moayad Abu Jaber SCJP 1.5, SCWCD 1.4, SCBCD 1.5 On Thu, Jan 28, 2010 at 11:14 AM, Abdullah Shaikh < abdullah.shaik...@gmail.com> wrote: > Hi Roger, > > Then the only option left is xml, of course if we are not going GWT-RPC > way. > > So what do you think will be better JSON or XML ? > > I have created a GWT application, the communication with server part is > pending, the server side is java but its an already existing application, so > I need to hook something in between the service side application & GWT to > communicate, so I am looking out if it should be json or xml. > > > - Abdullah > > On Wed, Jan 27, 2010 at 5:11 PM, Roger Studner <rstud...@gmail.com> wrote: > >> And to add one thing. >> >> Using JSON w/ GWT is well.. "awful". >> >> The main reason for this, is that you get JSON back to the client, and >> either use Overlay Types (can't use instanceof with there, and about 500 >> other issues).. or you hve to take a "simple" OverlayType and then >> re-instantiate all of your objects (i.e. you do eval() once on the JSON, >> then for-loop etc to re-instantiate objects from that JSONObject). >> >> And then, the joy doesn't stop. When you want to say, post JSON back to >> the server, you have to redo this process, converting all the "java objects" >> (which are of course actually javascript) into JSON. >> >> All in all, using JSON w/ GWT is a very (very) painful experience. >> >> THe humor of course, is that you have to convert objects "to and from >> Java" so that you can then use all the "java" API's etc that GWT (just >> converts into Javascript). >> >> Heh >> >> Roger >> >> On Jan 27, 2010, at 1:30 AM, Jan Ehrhardt wrote: >> >> The problem is the GWT RPC's serialization, which can't work with objects >> created by hibernate. You can use the DTO Grails plugin ( >> http://www.grails.org/plugin/dto) or you can use JSON / REST for >> communication. >> >> In the case of a Grails app, which comes with great support for REST / >> JSON, I would prefer the second way. >> >> Regards >> Jan Ehrhardt >> >> On Wed, Jan 27, 2010 at 4:37 AM, Don Ruby, R&D < >> donald.r...@mindspring.com> wrote: >> >>> GWT is the obvious choice for UI. But if you want to use Grails/Groovy >>> for server side, you have to either code messy DTOs or client side >>> POJOs. It would be nice if GWT would support using the Grails/Groovy >>> domain objects directly on the client. Any chance of that happening? >>> >>> -- >>> 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 >>> google-web-toolkit+unsubscr...@googlegroups.com<google-web-toolkit%2bunsubscr...@googlegroups.com> >>> . >>> For more options, visit this group at >>> http://groups.google.com/group/google-web-toolkit?hl=en. >>> >>> >> >> -- >> 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-tool...@googlegroups.com. >> To unsubscribe from this group, send email to >> google-web-toolkit+unsubscr...@googlegroups.com. >> For more options, visit this group at >> http://groups.google.com/group/google-web-toolkit?hl=en. >> >> >> -- >> 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-tool...@googlegroups.com. >> To unsubscribe from this group, send email to >> google-web-toolkit+unsubscr...@googlegroups.com<google-web-toolkit%2bunsubscr...@googlegroups.com> >> . >> For more options, visit this group at >> http://groups.google.com/group/google-web-toolkit?hl=en. >> > > -- > 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-tool...@googlegroups.com. > To unsubscribe from this group, send email to > google-web-toolkit+unsubscr...@googlegroups.com<google-web-toolkit%2bunsubscr...@googlegroups.com> > . > For more options, visit this group at > http://groups.google.com/group/google-web-toolkit?hl=en. > -- 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-tool...@googlegroups.com. To unsubscribe from this group, send email to google-web-toolkit+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/google-web-toolkit?hl=en.
