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// $Id$
// ============================================================================
//
// = LIBRARY
// TAO/tests/Explicit_Event_Loop
//
// = FILENAME
// server.cpp
//
// = AUTHORS
// Source code used in TAO has been modified and adapted from the
// code provided in the book, "Advanced CORBA Programming with C++"
// by Michi Henning and Steve Vinoski. Copyright
// 1999. Addison-Wesley, Reading, MA. Used with permission of
// Addison-Wesley.
//
// Modified for TAO by Mike Moran <mm4@cs.wustl.edu>
//
// ============================================================================
#include "server.h"
#include "tao/debug.h"
#include "ace/Get_Opt.h"
#include "ace/OS_NS_stdio.h"
#include "ace/OS_NS_unistd.h"
#include "ace/Argv_Type_Converter.h"
const char *ior_output_file = "server.ior";
int done = 0;
int
parse_args (int argc, char *argv[])
{
ACE_Get_Arg_Opt<char> get_opts (argc, argv, "o:d");
int c;
while ((c = get_opts ()) != -1)
switch (c)
{
case 'o':
ior_output_file = get_opts.opt_arg ();
break;
case 'd':
TAO_debug_level++;
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;
}
TimeOfDay
Time_impl::
get_gmt ( ACE_ENV_SINGLE_ARG_DECL_NOT_USED)
ACE_THROW_SPEC ((CORBA::SystemException))
{
time_t time_now = time (0);
struct tm *time_p = gmtime (&time_now);
TimeOfDay tod;
tod.hour = time_p->tm_hour;
tod.minute = time_p->tm_min;
tod.second = time_p->tm_sec;
done = 1;
return tod;
}
void do_something_else()
{
// Sleep a bit so we don't eat up
// a ton of cpu
ACE_OS::sleep(3);
}
int
ACE_TMAIN (int argc, ACE_TCHAR *argv[])
{
ACE_Argv_Type_Converter convert (argc, argv);
ACE_DECLARE_NEW_CORBA_ENV;
ACE_TRY
{
// Initialize orb
CORBA::ORB_var orb = CORBA::ORB_init (convert.get_argc(),
convert.get_ASCII_argv(),
""
ACE_ENV_ARG_PARAMETER);
ACE_TRY_CHECK;
if (parse_args (convert.get_argc(), convert.get_ASCII_argv()) != 0)
{
return 1;
}
// Get reference to Root POA.
CORBA::Object_var obj
= orb->resolve_initial_references ("RootPOA"
ACE_ENV_ARG_PARAMETER);
ACE_TRY_CHECK;
PortableServer::POA_var poa
= PortableServer::POA::_narrow (obj.in ()
ACE_ENV_ARG_PARAMETER);
ACE_TRY_CHECK;
// Activate POA manager.
PortableServer::POAManager_var mgr
= poa->the_POAManager (ACE_ENV_SINGLE_ARG_PARAMETER);
ACE_TRY_CHECK;
mgr->activate (ACE_ENV_SINGLE_ARG_PARAMETER);
ACE_TRY_CHECK;
// Create an object.
Time_impl time_servant;
// Write its stringified reference to stdout.
Time_var tm = time_servant._this (ACE_ENV_SINGLE_ARG_PARAMETER);
ACE_TRY_CHECK;
CORBA::String_var str = orb->object_to_string (tm.in ()
ACE_ENV_ARG_PARAMETER);
ACE_TRY_CHECK;
ACE_DEBUG ((LM_DEBUG,
"%s\n",
str.in ()));
if (ior_output_file != 0)
{
FILE *output_file= ACE_OS::fopen (ior_output_file, ACE_TEXT("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",
str.in ());
ACE_OS::fclose (output_file);
}
// Explicit Event Loop.
while (!done)
{
CORBA::Boolean pending =
orb->work_pending (ACE_ENV_SINGLE_ARG_PARAMETER);
ACE_TRY_CHECK;
if (pending)
{
orb->perform_work (ACE_ENV_SINGLE_ARG_PARAMETER);
ACE_TRY_CHECK;
}
do_something_else ();
}
orb->shutdown ();
orb->destroy ();
}
ACE_CATCHANY
{
ACE_PRINT_EXCEPTION (ACE_ANY_EXCEPTION,
"server: a CORBA exception occured");
return 1;
}
ACE_CATCHALL
{
ACE_ERROR_RETURN ((LM_ERROR,
"%s\n",
"client: an unknown exception was caught\n"),
1);
}
ACE_ENDTRY;
return 0;
}
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