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// $Id$
//===============================================================================
//
//
// = FILENAME
// client.cpp
//
// = DESCRIPTION
// This is a simple foo client implementation.
//
// = AUTHOR
// Irfan Pyarali
//
//==================================================================================
#include "ace/streams.h"
#include "ace/Get_Opt.h"
#include "ace/Profile_Timer.h"
#include "FooC.h"
static char *IOR = 0;
static int iterations = 1;
static int
parse_args (int argc, char **argv)
{
ACE_Get_Opt get_opts (argc, argv, "k:i:");
int c;
while ((c = get_opts ()) != -1)
switch (c)
{
case 'k':
IOR = get_opts.optarg;
break;
case 'i':
iterations = ::atoi (get_opts.optarg);
break;
case '?':
default:
ACE_ERROR_RETURN ((LM_ERROR,
"usage: %s"
"-k IOR"
"\n",
argv [0]),
-1);
}
if (IOR == 0)
ACE_ERROR_RETURN ((LM_ERROR,
"Please specify the IOR for the servant\n"), -1);
// Indicates successful parsing of command line.
return 0;
}
void
print_stats (ACE_Profile_Timer::ACE_Elapsed_Time &elapsed_time,
int iterations)
{
if (iterations > 0)
{
elapsed_time.real_time *= ACE_ONE_SECOND_IN_MSECS;
elapsed_time.user_time *= ACE_ONE_SECOND_IN_MSECS;
elapsed_time.system_time *= ACE_ONE_SECOND_IN_MSECS;
elapsed_time.real_time /= iterations;
elapsed_time.user_time /= iterations;
elapsed_time.system_time /= iterations;
double tmp = 1000 / elapsed_time.real_time;
ACE_DEBUG ((LM_DEBUG,
"\treal_time\t = %0.06f ms, \n"
"\tuser_time\t = %0.06f ms, \n"
"\tsystem_time\t = %0.06f ms, \n"
"\t%0.00f calls/second\n",
elapsed_time.real_time < 0.0 ? 0.0 : elapsed_time.real_time,
elapsed_time.user_time < 0.0 ? 0.0 : elapsed_time.user_time,
elapsed_time.system_time < 0.0 ? 0.0 : elapsed_time.system_time,
tmp < 0.0 ? 0.0 : tmp));
}
else
ACE_ERROR ((LM_ERROR,
"\tNo time stats printed. Zero iterations or error ocurred.\n"));
}
int
main (int argc, char **argv)
{
CORBA::Environment env;
// Initialize the ORB
CORBA::ORB_var orb = CORBA::ORB_init (argc, argv, 0, env);
if (env.exception () != 0)
{
env.print_exception ("CORBA::ORB_init");
return -1;
}
// Initialize options based on command-line arguments.
int parse_args_result = parse_args (argc, argv);
if (parse_args_result != 0)
return parse_args_result;
// Get an object reference from the argument string.
CORBA::Object_var object = orb->string_to_object (IOR, env);
if (env.exception () != 0)
{
env.print_exception ("CORBA::ORB::string_to_object");
return -1;
}
// Try to narrow the object reference to a Foo reference.
Foo_var foo = Foo::_narrow (object.in (), env);
if (env.exception () != 0)
{
env.print_exception ("Foo::_narrow");
return -1;
}
ACE_Profile_Timer timer;
ACE_Profile_Timer::ACE_Elapsed_Time elapsed_time;
// We start an ACE_Profile_Timer here...
timer.start ();
CORBA::Long result = 0;
int i = 0;
for (i = 0; i < iterations; i++ && env.exception () == 0)
{
// Invoke the doit() method of the foo reference.
result = foo->doit (env);
}
// stop the timer.
timer.stop ();
timer.elapsed_time (elapsed_time);
// compute average time.
print_stats (elapsed_time, i);
if (env.exception () != 0)
{
env.print_exception ("Foo::doit");
return -1;
}
// Print the result of doit () method of the foo reference.
cout << result << endl;
return 0;
}
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