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// -*- C++ -*-
// $Id$
// ============================================================================
//
// = LIBRARY
// TAO
//
// = FILENAME
// IORManipulation.cpp
//
// = DESCRIPTION
//
// = AUTHOR
// Fred Kuhns <fredk@cs.wustl.edu>
//
// ============================================================================
#include "tao/IORManipulation.h"
#include "tao/MProfile.h"
#include "tao/Stub.h"
#include "ace/Auto_Ptr.h"
ACE_RCSID(tao, IORManipulation, "$Id$")
TAO_IOR_Manipulation_impl::TAO_IOR_Manipulation_impl (void)
{
}
TAO_IOR_Manipulation_impl::~TAO_IOR_Manipulation_impl (void)
{
}
CORBA::Object_ptr
TAO_IOR_Manipulation_impl::merge_iors (
const TAO_IOP::TAO_IOR_Manipulation::IORList & iors,
CORBA::Environment &ACE_TRY_ENV)
ACE_THROW_SPEC ((CORBA::SystemException,
TAO_IOP::TAO_IOR_Manipulation::EmptyProfileList,
TAO_IOP::TAO_IOR_Manipulation::Duplicate,
TAO_IOP::TAO_IOR_Manipulation::Invalid_IOR))
{
// we need to create a new CORBA::Object which has the union of the
// two profile lists. However, if any profiles are duplicates (i.e. in
// bott lisis) then an exception is raised.
// Deterinine how many profiles we have
// Get an estimate of the size - pfile count could change since we
// neither lock nor get a copy in this loop.
CORBA::ULong i, count=0;
for (i = 0; i < iors.length (); i++)
{
count += iors[i]->_stubobj ()->base_profiles ().profile_count ();
}
// make sure we have some profiles
if (count == 0)
ACE_THROW_RETURN (TAO_IOP::TAO_IOR_Manipulation::EmptyProfileList (),
CORBA::Object::_nil ());
// initialize with estimated pfile count.
TAO_MProfile Merged_Profiles (count);
// get the profile lists, start by initialize the composite reference
// by using the first Object. Then for each subsequent Object verify
// they are the same type and they do not have duplicate profiles.
auto_ptr<TAO_MProfile> tmp_pfiles (iors[0]->_stubobj ()->make_profiles ());
if (Merged_Profiles.add_profiles (tmp_pfiles.get ())< 0)
ACE_THROW_RETURN (TAO_IOP::TAO_IOR_Manipulation::Invalid_IOR (),
CORBA::Object::_nil ());
CORBA::String_var id =
CORBA::string_dup (iors[0]->_stubobj ()->type_id.in ());
for (i = 1; i < iors.length () ; i++)
{
// this gets a copy of the MProfile, hense the auto_ptr;
ACE_AUTO_PTR_RESET (tmp_pfiles,
iors[i]->_stubobj ()->make_profiles (),
TAO_MProfile);
// check to see if any of the profile in tmp_pfiles are already
// in Merged_Profiles. If so raise exception.
if (Merged_Profiles.is_equivalent (tmp_pfiles.get ()))
ACE_THROW_RETURN (TAO_IOP::TAO_IOR_Manipulation::Duplicate (),
CORBA::Object::_nil ());
// If the object type_id's differ then raise an exception.
if (id.in () && iors[i]->_stubobj ()->type_id.in () &&
ACE_OS::strcmp (id.in (), iors[i]->_stubobj ()->type_id.in ()))
ACE_THROW_RETURN (TAO_IOP::TAO_IOR_Manipulation::Invalid_IOR (),
CORBA::Object::_nil ());
// append profiles
if (Merged_Profiles.add_profiles (tmp_pfiles.get ()) < 0)
ACE_THROW_RETURN (TAO_IOP::TAO_IOR_Manipulation::Invalid_IOR (),
CORBA::Object::_nil ());
}
// MS C++ knows nothing about reset!
// tmp_pfiles.reset (0); // get rid of last MProfile
TAO_ORB_Core *orb_core = TAO_ORB_Core_instance ();
TAO_Stub *stub = 0;
ACE_NEW_THROW_EX (stub,
TAO_Stub (id._retn (), // give the id string to stub
Merged_Profiles,
orb_core),
CORBA::NO_MEMORY ());
ACE_CHECK_RETURN (CORBA::Object::_nil ());
// Make the stub memory allocation exception safe for the duration
// of this method.
TAO_Stub_Auto_Ptr safe_stub (stub);
// Create the CORBA level proxy
CORBA::Object_ptr temp_obj = CORBA::Object::_nil ();
ACE_NEW_THROW_EX (temp_obj,
CORBA::Object (safe_stub.get ()),
CORBA::NO_MEMORY ());
CORBA::Object_var new_obj = temp_obj;
ACE_CHECK_RETURN (CORBA::Object::_nil ());
// Clean up in case of errors.
if (CORBA::is_nil (new_obj.in ()))
{
ACE_THROW_RETURN (TAO_IOP::TAO_IOR_Manipulation::Invalid_IOR (),
CORBA::Object::_nil ());
}
// Release ownership of the pointers protected by the auto_ptrs since they
// no longer need to be protected by this point.
stub = safe_stub.release ();
return new_obj._retn ();
}
CORBA::Object_ptr
TAO_IOR_Manipulation_impl::add_profiles (
CORBA::Object_ptr ior1,
CORBA::Object_ptr ior2,
CORBA::Environment &ACE_TRY_ENV)
ACE_THROW_SPEC ((
CORBA::SystemException,
TAO_IOP::TAO_IOR_Manipulation::EmptyProfileList,
TAO_IOP::TAO_IOR_Manipulation::Duplicate,
TAO_IOP::TAO_IOR_Manipulation::Invalid_IOR
))
{
// Get an estimate of the number of profiles
CORBA::Object_ptr buffer [2];
buffer [0] = ior1;
buffer [1] = ior2;
TAO_IOP::TAO_IOR_Manipulation::IORList iors (2, 2, buffer, 0);
return this->merge_iors (iors, ACE_TRY_ENV);
}
CORBA::Object_ptr
TAO_IOR_Manipulation_impl::remove_profiles (
CORBA::Object_ptr ior1,
CORBA::Object_ptr ior2,
CORBA::Environment &ACE_TRY_ENV)
ACE_THROW_SPEC ((
CORBA::SystemException,
TAO_IOP::TAO_IOR_Manipulation::Invalid_IOR,
TAO_IOP::TAO_IOR_Manipulation::EmptyProfileList,
TAO_IOP::TAO_IOR_Manipulation::NotFound
))
{
// First verify they are the same type!
CORBA::String_var id =
CORBA::string_dup (ior1->_stubobj ()->type_id.in ());
if (id.in () && ior2->_stubobj ()->type_id.in () &&
ACE_OS::strcmp (id.in (), ior2->_stubobj ()->type_id.in ()))
ACE_THROW_RETURN (TAO_IOP::TAO_IOR_Manipulation::Invalid_IOR (),
CORBA::Object::_nil ());
// Since we are removing from ior1 ...
CORBA::ULong count = ior1->_stubobj ()->base_profiles ().profile_count ();
// make sure we have some profiles
if (count == 0 ||
ior2->_stubobj ()->base_profiles ().profile_count () == 0)
ACE_THROW_RETURN (TAO_IOP::TAO_IOR_Manipulation::EmptyProfileList (),
CORBA::Object::_nil ());
// initialize with estimated pfile count.
TAO_MProfile Diff_Profiles (count);
auto_ptr<TAO_MProfile> tmp_pfiles (ior1->_stubobj ()->make_profiles ());
if (Diff_Profiles.add_profiles (tmp_pfiles.get ()) < 0)
ACE_THROW_RETURN (TAO_IOP::TAO_IOR_Manipulation::Invalid_IOR (),
CORBA::Object::_nil ());
ACE_AUTO_PTR_RESET (tmp_pfiles,
ior2->_stubobj ()->make_profiles (),
TAO_MProfile);
if (Diff_Profiles.remove_profiles (tmp_pfiles.get ()) < 0)
ACE_THROW_RETURN (TAO_IOP::TAO_IOR_Manipulation::NotFound (),
CORBA::Object::_nil ());
// MS C++ knows nothing about reset!
// tmp_pfiles.reset (0); // get rid of last MProfile
TAO_ORB_Core *orb_core = TAO_ORB_Core_instance ();
TAO_Stub *stub = 0;
ACE_NEW_THROW_EX (stub,
TAO_Stub (id._retn (), // give id string to stub
Diff_Profiles,
orb_core),
CORBA::NO_MEMORY ());
ACE_CHECK_RETURN (CORBA::Object::_nil ());
// Make the stub memory allocation exception safe for the duration
// of this method.
TAO_Stub_Auto_Ptr safe_stub (stub);
// Create the CORBA level proxy
CORBA::Object_ptr temp_obj = CORBA::Object::_nil ();
ACE_NEW_THROW_EX (temp_obj,
CORBA::Object (safe_stub.get ()),
CORBA::NO_MEMORY ());
CORBA::Object_var new_obj = temp_obj;
ACE_CHECK_RETURN (CORBA::Object::_nil ());
// Clean up in case of errors.
if (CORBA::is_nil (new_obj.in ()))
{
ACE_THROW_RETURN (TAO_IOP::TAO_IOR_Manipulation::Invalid_IOR (),
CORBA::Object::_nil ());
}
// Exception safety is no longer an issue by this point so release
// the TAO_Stub from the TAO_Stub_Auto_Ptr.
stub = safe_stub.release ();
return new_obj._retn ();
}
CORBA::ULong
TAO_IOR_Manipulation_impl::is_in_ior (
CORBA::Object_ptr ior1,
CORBA::Object_ptr ior2,
CORBA::Environment &ACE_TRY_ENV)
ACE_THROW_SPEC ((
CORBA::SystemException,
TAO_IOP::TAO_IOR_Manipulation::NotFound
))
{
CORBA::ULong count=0;
TAO_Profile *pfile1, *pfile2;
auto_ptr<TAO_MProfile> tmp_pfiles1 (ior1->_stubobj ()->make_profiles ());
auto_ptr<TAO_MProfile> tmp_pfiles2 (ior2->_stubobj ()->make_profiles ());
tmp_pfiles1->rewind ();
while ((pfile1 = tmp_pfiles1->get_next ()) > 0)
{
tmp_pfiles2->rewind ();
while ((pfile2 = tmp_pfiles2->get_next ()) > 0)
{
if (pfile1->is_equivalent (pfile2))
count++;
}
}
if (count == 0)
ACE_THROW_RETURN (TAO_IOP::TAO_IOR_Manipulation::NotFound (),
0);
return count;
}
CORBA::ULong
TAO_IOR_Manipulation_impl::get_profile_count (
CORBA::Object_ptr ior,
CORBA::Environment &ACE_TRY_ENV)
ACE_THROW_SPEC ((
CORBA::SystemException,
TAO_IOP::TAO_IOR_Manipulation::EmptyProfileList
))
{
CORBA::ULong count;
count = ior->_stubobj ()->base_profiles ().profile_count ();
if (count == 0)
ACE_THROW_RETURN (TAO_IOP::TAO_IOR_Manipulation::EmptyProfileList (),
0);
return count;
}
#if defined (ACE_HAS_EXPLICIT_TEMPLATE_INSTANTIATION)
template class TAO_Object_Manager<CORBA_Object,CORBA_Object_var>;
template class TAO_Unbounded_Object_Sequence<CORBA_Object,CORBA_Object_var>;
#elif defined (ACE_HAS_TEMPLATE_INSTANTIATION_PRAGMA)
#pragma instantiate TAO_Object_Manager<CORBA_Object,CORBA_Object_var>
#pragma instantiate TAO_Unbounded_Object_Sequence<CORBA_Object,CORBA_Object_var>
#endif /* ACE_HAS_EXPLICIT_TEMPLATE_INSTANTIATION */
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