So essentially once you have a overlay type corresponding to a model on the server, and the server model has a method returning a Long, there is no way to have the overlay type return Long? On May 24, 2011 6:38 PM, "Chris Conroy" <con...@google.com> wrote: > Javascript cannot deal with longs properly since the VM only speaks in terms > of doubles. Longs are emulated in GWT: > http://code.google.com/p/google-web-toolkit/source/browse/trunk/#trunk%2Fdev%2Fcore%2Fsuper%2Fcom%2Fgoogle%2Fgwt%2Flang > > The reason this doesn't work is the compiler can only emulate the longs you > use in Java code. Once you drop to JSNI the compiler isn't touching your > code, and therefore it doesn't make any sense to have a JSNI method return a > long. > > On Tue, May 24, 2011 at 5:17 AM, Eugen Paraschiv <hanrisel...@gmail.com >wrote: > >> I'm having a problem with the conversion of a JSON to a JNI overlay type. >> The java code has to following method: >> >> long nr = 10l; >> public Long getNr() { >> >> return nr; >> } >> >> The JNI overlay type is: >> >> public final native Long getNr() /*-{ >> return this.nr; >> >> }-*/; >> >> I'm avoiding operating with the long primitive in the overlay type, as the >> compiler doesn't allow it. The official documentation says that this is >> inefficient but it should work. However, I'm getting: >> >> java.lang.IllegalArgumentException: Something other than a Java object was returned from JSNI method '@com.avaya.thunder.portal.client.shared.model.Customer::getNr1()': JS value of type int, expected java.lang.Object >> >> at com.google.gwt.dev.shell.JsValueGlue.get(JsValueGlue.java:178) >> >> at com.google.gwt.dev.shell.ModuleSpace.invokeNativeObject(ModuleSpace.java:271) >> >> I'm using GWT 2.2.0. >> >> Is it something I'm doing wrong? Should this work? Any help is appreciated. >> Thanks. >> >> -- >> 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. >> 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-toolkit@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. >
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