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// $Id$
#include "Connector_Registry.h"
#include "ORB_Core.h"
#include "Profile.h"
#include "Transport_Connector.h"
#include "Protocol_Factory.h"
#include "debug.h"
#include "ORB_Constants.h"
#if !defined(__ACE_INLINE__)
#include "tao/Connector_Registry.i"
#endif /* __ACE_INLINE__ */
ACE_RCSID (tao,
Connector_Registry,
"$Id$")
TAO_Connector_Registry::TAO_Connector_Registry (void)
: connectors_ (0),
size_ (0)
{
}
TAO_Connector_Registry::~TAO_Connector_Registry (void)
{
this->close_all ();
delete [] this->connectors_;
}
TAO_Connector *
TAO_Connector_Registry::get_connector (CORBA::ULong tag)
{
const TAO_ConnectorSetIterator end = this->end ();
for (TAO_ConnectorSetIterator connector = this->begin ();
connector != end;
++connector)
{
if ((*connector)->tag () == tag)
return *connector;
}
return 0;
}
int
TAO_Connector_Registry::open (TAO_ORB_Core *orb_core)
{
TAO_ProtocolFactorySet *pfs = orb_core->protocol_factories ();
// The array containing the TAO_Connectors will never contain more
// than the number of loaded protocols in the ORB core.
if (this->connectors_ == 0)
ACE_NEW_RETURN (this->connectors_,
TAO_Connector *[pfs->size ()],
-1);
// Open one connector for each loaded protocol!
const TAO_ProtocolFactorySetItor end = pfs->end ();
for (TAO_ProtocolFactorySetItor factory = pfs->begin ();
factory != end;
++factory)
{
TAO_Connector * connector =
(*factory)->factory ()->make_connector ();
if (connector && connector->open (orb_core) != 0)
{
delete connector;
ACE_ERROR_RETURN ((LM_ERROR,
ACE_LIB_TEXT ("TAO (%P|%t) unable to open connector for ")
ACE_LIB_TEXT ("<%s>.\n"),
ACE_TEXT_CHAR_TO_TCHAR((*factory)->protocol_name ().c_str ())),
-1);
}
else
this->connectors_[this->size_++] = connector;
}
return 0;
}
int
TAO_Connector_Registry::close_all (void)
{
const TAO_ConnectorSetIterator end = this->end ();
for (TAO_ConnectorSetIterator i = this->begin ();
i != end;
++i)
{
if (*i == 0)
continue;
(*i)->close ();
delete *i;
}
this->size_ = 0;
return 0;
}
int
TAO_Connector_Registry::make_mprofile (const char *ior,
TAO_MProfile &mprofile
ACE_ENV_ARG_DECL)
{
if (!ior)
// Failure: Null IOR string pointer
ACE_THROW_RETURN (CORBA::INV_OBJREF (
CORBA::SystemException::_tao_minor_code (
TAO_DEFAULT_MINOR_CODE,
EINVAL),
CORBA::COMPLETED_NO),
-1);
const TAO_ConnectorSetIterator first_connector = this->begin ();
const TAO_ConnectorSetIterator last_connector = this->end ();
for (TAO_ConnectorSetIterator connector = first_connector;
connector != last_connector;
++connector)
{
if (*connector)
{
const int mp_result =
(*connector)->make_mprofile (ior,
mprofile
ACE_ENV_ARG_PARAMETER);
ACE_CHECK_RETURN (mp_result);
if (mp_result == 0)
return 0; // Success
}
else
// Failure: Null pointer to connector in connector registry.
ACE_THROW_RETURN (CORBA::INV_OBJREF (
CORBA::SystemException::_tao_minor_code (
TAO_DEFAULT_MINOR_CODE,
EINVAL),
CORBA::COMPLETED_NO),
-1);
}
// Failure: None of the connectors were able to parse the URL style
// IOR into an MProfile.
ACE_THROW_RETURN (CORBA::INV_OBJREF (
CORBA::SystemException::_tao_minor_code (
TAO_CONNECTOR_REGISTRY_NO_USABLE_PROTOCOL,
0),
CORBA::COMPLETED_NO),
-1);
}
TAO_Profile *
TAO_Connector_Registry::create_profile (TAO_InputCDR &cdr)
{
CORBA::ULong tag = 0;
// If there is an error we abort.
if ((cdr >> tag) == 0)
return 0;
TAO_Connector *connector =
this->get_connector (tag);
if (connector == 0)
{
if (TAO_debug_level > 0)
{
ACE_DEBUG ((LM_DEBUG,
ACE_LIB_TEXT ("TAO (%P|%t) Unknown profile tag 0x%x\n"),
tag));
}
TAO_Profile *pfile = 0;
ACE_NEW_RETURN (pfile,
TAO_Unknown_Profile (tag,
cdr.orb_core ()),
0);
if (pfile->decode (cdr) == -1)
{
pfile->_decr_refcnt ();
pfile = 0;
}
return pfile;
}
// OK, we've got a known profile. It's going to be encapsulated
// ProfileData. Create a new decoding stream and context for it,
// and skip the data in the parent stream
// ProfileData is encoded as a sequence of octet. So first get the
// length of the sequence.
CORBA::ULong encap_len = 0;
if ((cdr >> encap_len) == 0)
return 0;
// Create the decoding stream from the encapsulation in the buffer,
// and skip the encapsulation.
TAO_InputCDR str (cdr, encap_len);
if (str.good_bit () == 0
|| cdr.skip_bytes (encap_len) == 0)
return 0;
return connector->create_profile (str);
}
char
TAO_Connector_Registry::object_key_delimiter (const char *ior)
{
if (!ior)
{
errno = EINVAL;
return 0; // Failure: Null IOR string pointer
}
const TAO_ConnectorSetIterator first_connector = this->begin ();
const TAO_ConnectorSetIterator last_connector = this->end ();
for (TAO_ConnectorSetIterator connector = first_connector;
connector != last_connector;
++connector)
{
if (*connector)
{
if ((*connector)->check_prefix (ior) == 0)
return (*connector)->object_key_delimiter ();
}
}
// Failure: None of the connectors were able to match their protocol
// against the provided string.
return 0;
}
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