These are good questions, David T., and I should have thought to ask them myself.
David H. probably does mean accessing Isis "remotely" rather than my guess, accessing from a co-located EJB... On 24 July 2015 at 10:37, David Tildesley <davo...@yahoo.co.nz> wrote: > Hi David, > When you say "via EJB" do you mean that you want to "front end" ISIS > application with session beans and invoke those from another application > via remote EJB invocation? > Are you are saying that you want to do that just because you want to avoid > having to learn REST/Json? > Or you are thinking you need to expose some coarse grained services via > session beans as opposed to having to deal with the fine grained RO that > would be the case if you didn't make use of ISIS View objects? > Have you considered using using ISIS View objects (a view over the Domain > layer) to achieve a coarse grained RO interface to match the granularity > that you need? > If this is the case, David H., then also be aware that in 1.9.0-SNAPSHOT we have improved content negotiation support, so you quick easily return any representation you want according to the client's Accept HTTP header and a suitable implementation of the ContentMappingService, [4], [5] > Or is it the case that you are required to wrap and use remote EJB > invocation to enlist the ISIS based application service in a distributed > managed transaction? But presumably because you were already considering > using the RO interface, then this is not a requirement? > I think more information about your architecture constraints and > requirements is needed. > Regards.David. > > Thx Dan [4] http://isis.apache.org/guides/rg.html#_rg_services-spi_manpage-ContentMappingService [5] http://isis.apache.org/guides/ug.html#_ug_extending_restfulobjects-viewer > On Friday, 24 July 2015 7:52 AM, David Harrison < > dharri...@psionline.com> wrote: > > > > Hello, > > We are interested in integrating Apache ISIS Domain Services (and Domain > Objects) in an existing application architecture, via EJB. We briefly > investigated using the RESTful interface, but the HATEOAS (hypertext as the > engine of application state) style of interacting with ISIS was a bit more > involved than we feel comfortable using as this point in time. > > Is there a way to access ISIS Domain Services via EJB ? > > If someone can point me (and my colleagues) in the right direction, we > would be grateful. > > Best Regards, > David Harrison and Ashwin Shimpi > > Environment: > Apache Tomee 1.6.2 and EJB 3 > OpenJDK Java 1.8.0 > Apache ISIS - latest version, 1.8.0 > > > > On 24 July 2015 at 10:37, David Tildesley <davo...@yahoo.co.nz> wrote: > Hi David, > When you say "via EJB" do you mean that you want to "front end" ISIS > application with session beans and invoke those from another application > via remote EJB invocation? > Are you are saying that you want to do that just because you want to avoid > having to learn REST/Json? > Or you are thinking you need to expose some coarse grained services via > session beans as opposed to having to deal with the fine grained RO that > would be the case if you didn't make use of ISIS View objects? > Have you considered using using ISIS View objects (a view over the Domain > layer) to achieve a coarse grained RO interface to match the granularity > that you need? > Or is it the case that you are required to wrap and use remote EJB > invocation to enlist the ISIS based application service in a distributed > managed transaction? But presumably because you were already considering > using the RO interface, then this is not a requirement? > I think more information about your architecture constraints and > requirements is needed. > Regards.David. > > On Friday, 24 July 2015 7:52 AM, David Harrison < > dharri...@psionline.com> wrote: > > > > Hello, > > We are interested in integrating Apache ISIS Domain Services (and Domain > Objects) in an existing application architecture, via EJB. We briefly > investigated using the RESTful interface, but the HATEOAS (hypertext as the > engine of application state) style of interacting with ISIS was a bit more > involved than we feel comfortable using as this point in time. > > Is there a way to access ISIS Domain Services via EJB ? > > If someone can point me (and my colleagues) in the right direction, we > would be grateful. > > Best Regards, > David Harrison and Ashwin Shimpi > > Environment: > Apache Tomee 1.6.2 and EJB 3 > OpenJDK Java 1.8.0 > Apache ISIS - latest version, 1.8.0 > > > >