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Diffstat (limited to 'ACE/TAO/orbsvcs/examples/RtEC/Simple/Service.cpp')
-rw-r--r-- | ACE/TAO/orbsvcs/examples/RtEC/Simple/Service.cpp | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/ACE/TAO/orbsvcs/examples/RtEC/Simple/Service.cpp b/ACE/TAO/orbsvcs/examples/RtEC/Simple/Service.cpp new file mode 100644 index 00000000000..3d40a284ca5 --- /dev/null +++ b/ACE/TAO/orbsvcs/examples/RtEC/Simple/Service.cpp @@ -0,0 +1,128 @@ +// $Id$ + +#include "orbsvcs/Event/EC_Event_Channel.h" +#include "orbsvcs/Event/EC_Default_Factory.h" +#include "ace/Get_Opt.h" +#include "orbsvcs/CosNamingC.h" +#include "ace/OS_NS_stdio.h" + +ACE_RCSID (EC_Examples, + Service, + "$Id$") + +const ACE_TCHAR *ior_output_file = ACE_TEXT("ec.ior"); + +int parse_args (int argc, ACE_TCHAR *argv[]); + +int +ACE_TMAIN(int argc, ACE_TCHAR *argv[]) +{ + TAO_EC_Default_Factory::init_svcs (); + + try + { + // ORB initialization boiler plate... + CORBA::ORB_var orb = + CORBA::ORB_init (argc, argv); + + CORBA::Object_var object = + orb->resolve_initial_references ("RootPOA"); + PortableServer::POA_var poa = + PortableServer::POA::_narrow (object.in ()); + PortableServer::POAManager_var poa_manager = + poa->the_POAManager (); + poa_manager->activate (); + + // Obtain the naming service + CORBA::Object_var naming_obj = + orb->resolve_initial_references ("NameService"); + + if (CORBA::is_nil (naming_obj.in ())) + ACE_ERROR_RETURN ((LM_ERROR, + " (%P|%t) Unable to get the Naming Service.\n"), + 1); + + CosNaming::NamingContext_var naming_context = + CosNaming::NamingContext::_narrow (naming_obj.in ()); + + TAO_EC_Event_Channel_Attributes attributes (poa.in (), + poa.in ()); + + TAO_EC_Event_Channel ec_impl (attributes); + ec_impl.activate (); + + RtecEventChannelAdmin::EventChannel_var event_channel = + ec_impl._this (); + + // Create a name. + CosNaming::Name name; + name.length (1); + name[0].id = CORBA::string_dup ("EventService"); + name[0].kind = CORBA::string_dup (""); + + // Register with the name server + naming_context->bind (name, event_channel.in ()); + + // Example code: How to write ior to file + CORBA::String_var ior = + orb->object_to_string (event_channel.in ()); + ACE_DEBUG ((LM_DEBUG, "Activated as <%C>\n", ior.in ())); + // If the ior_output_file exists, output the ior to it + if (ior_output_file != 0) + { + FILE *output_file= ACE_OS::fopen (ior_output_file, "w"); + if (output_file == 0) + ACE_ERROR_RETURN ((LM_ERROR, + "Cannot open output file for writing IOR: %s", + ior_output_file), + 1); + ACE_OS::fprintf (output_file, "%s", ior.in ()); + ACE_OS::fclose (output_file); + } + + // Wait for events, using work_pending()/perform_work() may help + // or using another thread, this example is too simple for that. + orb->run (); + + // We don't do any cleanup, it is hard to do it after shutdown, + // and would complicate the example; plus it is almost + // impossible to do cleanup after ORB->run() because the POA is + // in the holding state. Applications should use + // work_pending()/perform_work() to do more interesting stuff. + // Check the supplier for the proper way to do cleanup. + } + catch (const CORBA::Exception& ex) + { + ex._tao_print_exception ("Service"); + return 1; + } + return 0; +} + +// **************************************************************** + +int parse_args (int argc, ACE_TCHAR *argv[]) +{ + ACE_Get_Opt get_opts (argc, argv, ACE_TEXT("o:")); + int c; + + while ((c = get_opts ()) != -1) + switch (c) + { + case 'o': + ior_output_file = get_opts.opt_arg (); + break; + + case '?': + default: + ACE_ERROR_RETURN ((LM_ERROR, + "usage: %s " + "-o <iorfile>" + "\n", + argv [0]), + -1); + } + // Indicates sucessful parsing of the command line + return 0; +} + |