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// -*- C++ -*-
#include "File_i.h"
#include "tao/debug.h"
#include "ace/SString.h"
#include "ace/Get_Opt.h"
#include "ace/Task.h"
#include "ace/OS_NS_unistd.h"
#include "ace/OS_NS_fcntl.h"
ACE_RCSID (File_IO,
server,
"$Id$")
static const char *ior_output_file = "ior";
static const int nthreads = 2;
class Worker : public ACE_Task_Base
{
// = TITLE
// Run a server thread
//
// = DESCRIPTION
// Use the ACE_Task_Base class to run server threads
//
public:
Worker (CORBA::ORB_ptr orb);
// ctor
virtual int svc (void);
// The thread entry point.
private:
CORBA::ORB_var orb_;
// The orb
};
static int
parse_args (int argc, char **argv)
{
ACE_Get_Opt 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 "
"[-oior_output_file]"
"[-d]"
"\n",
argv [0]),
-1);
}
// Indicates successful parsing of command line.
return 0;
}
int
main (int argc, char *argv[])
{
ACE_HANDLE handle = ACE_OS::open ("big.txt",
O_RDWR | O_CREAT,
ACE_DEFAULT_FILE_PERMS);
ACE_OS::lseek (handle, 1024*1024*10, SEEK_SET);
ACE_OS::write (handle, "", 1);
ACE_OS::close (handle);
try
{
// Initialize the ORB
CORBA::ORB_var orb = CORBA::ORB_init (argc, argv);
int result = parse_args (argc, argv);
if (result != 0)
return result;
// Obtain the RootPOA.
CORBA::Object_var obj =
orb->resolve_initial_references ("RootPOA");
// Narrow the object reference to a POA reference
PortableServer::POA_var root_poa =
PortableServer::POA::_narrow (obj.in ());
PortableServer::POAManager_var poa_manager =
root_poa->the_POAManager ();
CORBA::PolicyList policies (5);
policies.length (5);
// ID Assignment Policy
policies[0] =
root_poa->create_id_assignment_policy (PortableServer::USER_ID);
// Lifespan Policy
policies[1] =
root_poa->create_lifespan_policy (PortableServer::PERSISTENT);
// Request Processing Policy
policies[2] =
root_poa->create_request_processing_policy (PortableServer::USE_DEFAULT_SERVANT);
// Servant Retention Policy
policies[3] =
root_poa->create_servant_retention_policy (PortableServer::RETAIN);
// Id Uniqueness Policy
policies[4] =
root_poa->create_id_uniqueness_policy (PortableServer::MULTIPLE_ID);
ACE_CString name = "firstPOA";
PortableServer::POA_var first_poa =
root_poa->create_POA (name.c_str (),
poa_manager.in (),
policies);
for (CORBA::ULong i = 0;
i < policies.length ();
++i)
{
CORBA::Policy_ptr policy = policies[i];
policy->destroy ();
}
// Create a File System Implementation object in first_poa
FileImpl::System file_system_impl (first_poa.in ());
PortableServer::ObjectId_var file_system_oid =
PortableServer::string_to_ObjectId ("FileSystem");
first_poa->activate_object_with_id (file_system_oid.in (),
&file_system_impl);
CORBA::Object_var file_system =
first_poa->id_to_reference (file_system_oid.in ());
// Get the IOR for the "FileSystem" object
CORBA::String_var file_system_ior =
orb->object_to_string (file_system.in ());
ACE_DEBUG ((LM_DEBUG,"%s\n",
file_system_ior.in ()));
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", file_system_ior.in ());
ACE_OS::fclose (output_file);
// set the state of the poa_manager to active i.e ready to
// process requests
poa_manager->activate ();
Worker worker (orb.in ());
if (worker.activate (THR_NEW_LWP | THR_JOINABLE,
nthreads) != 0)
ACE_ERROR_RETURN ((LM_ERROR,
"Cannot activate client threads\n"),
1);
worker.thr_mgr ()->wait ();
first_poa->destroy(1, 1);
root_poa->destroy(1, 1);
orb->destroy();
}
catch (const CORBA::Exception& ex)
{
ex._tao_print_exception ("EXCEPTION CAUGHT");
return -1;
}
return 0;
}
// ****************************************************************
Worker::Worker (CORBA::ORB_ptr orb)
: orb_ (CORBA::ORB::_duplicate (orb))
{
}
int
Worker::svc (void)
{
try
{
// Run the ORB for atmost 75 seconds
ACE_Time_Value tv (75, 0);
this->orb_->run (tv);
}
catch (const CORBA::Exception& ex)
{
ex._tao_print_exception ("Worker::svc");
return -1;
}
return 0;
}
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