// This function does what TAO does in order to get a transport.
CORBA::Boolean
first_request_flag (CORBA::Object_ptr obj)
{
TAO_Stub *const stub = obj->_stubobj ();
if (0 == stub)
{
ACE_ERROR_RETURN ((LM_DEBUG,
"CORBA::Object has stub = 0\n"),
1);
}
TAO::Profile_Transport_Resolver resolver (obj, stub, true);
resolver.resolve (0);
TAO_Transport *transport = resolver.transport ();
if (0 == transport)
{
ACE_ERROR_RETURN ((LM_DEBUG,
"Transport is 0\n"),
1);
}
return transport->first_request ();
}
// Constructor used in Thru-POA collocation code.
TAO_ServerRequest::TAO_ServerRequest (TAO_ORB_Core * orb_core,
TAO_Operation_Details const & details,
CORBA::Object_ptr target)
: mesg_base_ (0),
operation_ (details.opname ()),
operation_len_ (details.opname_len ()),
release_operation_ (false),
is_forwarded_ (false),
incoming_ (0),
outgoing_ (0),
response_expected_ (details.response_flags () == TAO_TWOWAY_RESPONSE_FLAG
|| details.response_flags () == static_cast<CORBA::Octet> (Messaging::SYNC_WITH_SERVER)
|| details.response_flags () == static_cast<CORBA::Octet> (Messaging::SYNC_WITH_TARGET)),
deferred_reply_ (false),
sync_with_server_ (details.response_flags () == static_cast<CORBA::Octet> (Messaging::SYNC_WITH_SERVER)),
is_queued_ (false),
is_dsi_ (false),
reply_status_ (GIOP::NO_EXCEPTION),
orb_core_ (orb_core),
request_id_ (0),
profile_ (orb_core),
requesting_principal_ (0),
dsi_nvlist_align_ (0),
operation_details_ (&details),
argument_flag_ (false)
#if TAO_HAS_INTERCEPTORS == 1
, interceptor_count_ (0)
, rs_pi_current_ (0)
, caught_exception_ (0)
, pi_reply_status_ (-1)
#endif /* TAO_HAS_INTERCEPTORS == 1 */
, transport_ (0)
{
// Have to use a const_cast<>. *sigh*
this->profile_.object_key (
const_cast<TAO::ObjectKey &> (target->_stubobj ()->object_key ()));
// Shallow copy the request service context list. This way the operation
// details and server request share the request context.
IOP::ServiceContextList & dest_request_contexts =
this->request_service_context_.service_info ();
IOP::ServiceContextList & src_request_contexts =
(const_cast <TAO_Operation_Details&> (details)).request_service_info ();
dest_request_contexts.replace (src_request_contexts.maximum (),
src_request_contexts.length (),
src_request_contexts.get_buffer (),
false /* Do not release. */);
// Don't shallow copy the reply service context. It is probably empty,
// when then during the request it is used, the buffer gets allocated and
// then the operation details don't get the reply service context
}
// Expensive comparison of objref data, to see if two objrefs
// certainly point at the same object. (It's quite OK for this to
// return FALSE, and yet have the two objrefs really point to the same
// object.)
//
// NOTE that this must NOT go across the network!
// @@ Two object references are the same if any two profiles are the
// same! This function is only test the profile in use!!!
CORBA::Boolean
TAO_Stub::is_equivalent (CORBA::Object_ptr other_obj)
{
if (CORBA::is_nil (other_obj))
return false;
TAO_Profile * const other_profile = other_obj->_stubobj ()->profile_in_use_;
TAO_Profile * const this_profile = this->profile_in_use_;
if (other_profile == 0 || this_profile == 0)
return false;
// Compare the profiles
return this_profile->is_equivalent (other_profile);
}
PortableGroup::ObjectGroup_ptr
TAO::FT_PG_Object_Group_Storable::add_member_to_iogr (CORBA::Object_ptr member)
{
// If this is the first member added to the group and it's type_id does
// not match the member, then the object group should assume the same
// type id as the first member. We will need to replace the object
// reference with an empty reference of the specified type id.
if (CORBA::is_nil (member))
{// A null object reference is not an acceptable member of the group.
ORBSVCS_ERROR ((LM_ERROR,
ACE_TEXT ("(%P|%t) ERROR: Unable to add null member ")
ACE_TEXT ("to object group with id: %s\n"),
this->tagged_component_.object_group_id));
return CORBA::Object::_nil ();
}
const char* member_type_id = member->_stubobj ()->type_id.in ();
if ((this->members_.current_size () == 0) &&
(ACE_OS::strcmp (this->type_id_, member_type_id) != 0) )
{
try {
this->type_id_ = member_type_id;
this->reference_ = manipulator_.create_object_group_using_id (
this->type_id_,
this->tagged_component_.group_domain_id,
this->tagged_component_.object_group_id);
}
catch (const CORBA::Exception&)
{
ORBSVCS_ERROR ((LM_ERROR,
ACE_TEXT ("(%P|%t) ERROR: Unable to add member ")
ACE_TEXT ("to object group with id: %s for object ")
ACE_TEXT ("of type: %s\n"),
this->tagged_component_.object_group_id,
member_type_id));
return CORBA::Object::_nil ();
}
}
return PG_Object_Group::add_member_to_iogr (member);
}
void
TAO::PG_Object_Group::add_member (const PortableGroup::Location & the_location,
CORBA::Object_ptr member)
{
ACE_GUARD (TAO_SYNCH_MUTEX, guard, this->internals_);
if (CORBA::is_nil (member))
{
if (TAO_debug_level > 3)
{
ORBSVCS_ERROR ((LM_ERROR,
ACE_TEXT ("%T %n (%P|%t) - TAO::PG_Object_Group::add_member")
ACE_TEXT ("Can't add a null member to object group\n")
));
}
throw PortableGroup::ObjectNotAdded ();
}
/////////////////////////////////////////
// Convert the new member to a string IOR
// This keeps a clean IOR (not an IOGR!)
// while we add it to a group. We need a
// IORs, not IOGRs to send new IOGRs out
// to replicas.
// Verify that the member is not using V1.0 profiles
// since IIOP V1.0 does not support tagged components
const TAO_MProfile &member_profiles =
member->_stubobj ()->base_profiles ();
CORBA::ULong member_profile_count =
member_profiles.profile_count ();
if (member_profile_count > 0)
{
const TAO_GIOP_Message_Version & version =
member_profiles.get_profile (0)->version ();
if (version.major_version () == 1 &&
version.minor_version () == 0)
{
if (TAO_debug_level > 3)
{
ORBSVCS_ERROR ((LM_ERROR,
ACE_TEXT ("%T %n (%P|%t) - ")
ACE_TEXT ("Can't add member because first profile ")
ACE_TEXT ("is IIOP version 1.0, which does not ")
ACE_TEXT ("support tagged components.\n")
));
}
throw PortableGroup::ObjectNotAdded ();
}
}
CORBA::String_var member_ior_string =
orb_->object_to_string (member);
PortableGroup::ObjectGroup_var new_reference;
try {
new_reference =
this->add_member_to_iogr (member);
}
catch (const TAO_IOP::Duplicate&)
{
throw PortableGroup::MemberAlreadyPresent ();
}
catch (const TAO_IOP::Invalid_IOR&)
{
throw PortableGroup::ObjectNotAdded ();
}
catch (...)
{
throw;
}
if (CORBA::is_nil (new_reference.in ()))
throw PortableGroup::ObjectNotAdded ();
// Convert new member back to a (non group) ior.
CORBA::Object_var member_ior =
this->orb_->string_to_object (member_ior_string.in ());
MemberInfo * info = 0;
ACE_NEW_THROW_EX (info,
MemberInfo (member_ior.in (),
the_location),
CORBA::NO_MEMORY());
if (this->members_.bind (the_location, info) != 0)
{
delete info;
// @@ Dale why this is a NO MEMORY exception?
throw CORBA::NO_MEMORY();
}
this->reference_ = new_reference; // note var-to-var assignment does
// a duplicate
if (this->increment_version ())
{
this->distribute_iogr ();
}
else
{ // Issue with incrementing the version
if (TAO_debug_level > 6)
{
ORBSVCS_DEBUG ((LM_DEBUG,
ACE_TEXT ("PG (%P|%t) Issue incrementing the ")
ACE_TEXT ("version in Object_Group add_member\n")));
}
// Must unbind the new member and delete it.
if (this->members_.unbind (the_location, info) == 0)
delete info;
throw PortableGroup::ObjectNotAdded ();
}
if (TAO_debug_level > 6)
{
ORBSVCS_DEBUG ((LM_DEBUG,
ACE_TEXT("PG (%P|%t) exit Object_Group add_member\n")));
}
}
TAO::Collocation_Strategy
Invocation_Adapter::collocation_strategy (CORBA::Object_ptr object)
{
TAO::Collocation_Strategy strategy = TAO::TAO_CS_REMOTE_STRATEGY;
TAO_Stub *stub = object->_stubobj ();
if (!CORBA::is_nil (stub->servant_orb_var ().in ()) &&
stub->servant_orb_var ()->orb_core () != 0)
{
TAO_ORB_Core *orb_core = stub->servant_orb_var ()->orb_core ();
if (orb_core->collocation_resolver ().is_collocated (object))
{
switch (orb_core->get_collocation_strategy ())
{
case TAO_ORB_Core::TAO_COLLOCATION_THRU_POA:
{
// check opportunity
if (ACE_BIT_ENABLED (this->collocation_opportunity_,
TAO::TAO_CO_THRU_POA_STRATEGY))
{
strategy = TAO::TAO_CS_THRU_POA_STRATEGY;
}
else
{
if (TAO_debug_level > 0)
{
TAOLIB_ERROR ((LM_ERROR,
ACE_TEXT ("Invocation_Adapter::collocation_strategy, ")
ACE_TEXT ("request for through poa collocation ")
ACE_TEXT ("without needed collocation opportunity.\n")));
}
// collocation object, but no collocation_opportunity for Thru_poa
throw ::CORBA::INTERNAL (
CORBA::SystemException::_tao_minor_code (
TAO::VMCID,
EINVAL),
CORBA::COMPLETED_NO);
}
break;
}
case TAO_ORB_Core::TAO_COLLOCATION_DIRECT:
{
if (ACE_BIT_ENABLED (this->collocation_opportunity_,
TAO::TAO_CO_DIRECT_STRATEGY)
&& (object->_servant () != 0))
{
strategy = TAO::TAO_CS_DIRECT_STRATEGY;
}
else
{
if (TAO_debug_level > 0)
{
TAOLIB_ERROR ((LM_ERROR,
ACE_TEXT ("Invocation_Adapter::collocation_strategy, ")
ACE_TEXT ("request for direct collocation ")
ACE_TEXT ("without needed collocation opportunity.\n")));
}
// collocation object, but no collocation_opportunity for Direct
// or servant() == 0
throw ::CORBA::INTERNAL (
CORBA::SystemException::_tao_minor_code (
TAO::VMCID,
EINVAL),
CORBA::COMPLETED_NO);
}
break;
}
case TAO_ORB_Core::TAO_COLLOCATION_BEST:
{
if (ACE_BIT_ENABLED (this->collocation_opportunity_,
TAO::TAO_CO_DIRECT_STRATEGY)
&& (object->_servant () != 0))
{
strategy = TAO::TAO_CS_DIRECT_STRATEGY;
}
else if (ACE_BIT_ENABLED (this->collocation_opportunity_,
TAO::TAO_CO_THRU_POA_STRATEGY))
{
strategy = TAO::TAO_CS_THRU_POA_STRATEGY;
}
else
{
strategy = TAO::TAO_CS_REMOTE_STRATEGY;
}
break;
}
}
}
}
return strategy;
}
