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// $Id$
#include "tao/ZIOP/ZIOP_Service_Context_Handler.h"
#if defined (TAO_HAS_CORBA_MESSAGING) && TAO_HAS_CORBA_MESSAGING != 0
ACE_RCSID (ZIOP,
ZIOP_Service_Context_Handler,
"$Id$")
#include "tao/CDR.h"
#include "tao/Transport.h"
#include "tao/ORB_Core.h"
#include "tao/GIOP_Message_Base.h"
#include "tao/operation_details.h"
#include "tao/Stub.h"
#include "tao/ZIOP/ZIOP_Policy_i.h"
#include "tao/Messaging_PolicyValueC.h"
TAO_BEGIN_VERSIONED_NAMESPACE_DECL
int
TAO_ZIOP_Service_Context_Handler::process_service_context (
TAO_Transport&,
const IOP::ServiceContext &)
{
return 0;
}
int
TAO_ZIOP_Service_Context_Handler::generate_service_context (
TAO_Stub *stub,
TAO_Transport&,
TAO_Operation_Details &opdetails,
TAO_Target_Specification &,
TAO_OutputCDR &)
{
if (stub)
{
CORBA::Policy_var idpolicy =
stub->get_cached_policy (TAO_CACHED_COMPRESSION_ID_LEVEL_LIST_POLICY);
CORBA::Policy_var enabledpolicy =
stub->get_cached_policy (TAO_CACHED_COMPRESSION_ENABLING_POLICY);
::ZIOP::CompressorIdLevelListPolicy_var idpolicyp =
::ZIOP::CompressorIdLevelListPolicy::_narrow (idpolicy.in ());
::ZIOP::CompressionEnablingPolicy_var enabledpolicyp =
::ZIOP::CompressionEnablingPolicy::_narrow (enabledpolicy.in ());
Messaging::PolicyValueSeq policy_value_seq;
policy_value_seq.length (0);
TAO_OutputCDR out_CDR;
CORBA::ULong i = 0;
size_t length = 0;
if (!CORBA::is_nil (idpolicyp.in ()))
{
policy_value_seq.length (i + 1);
policy_value_seq[i].ptype = idpolicyp->policy_type ();
if (!(out_CDR << ACE_OutputCDR::from_boolean (TAO_ENCAP_BYTE_ORDER)))
return 0;
if (!(idpolicyp->_tao_encode (out_CDR)))
return 0;
length = out_CDR.total_length ();
policy_value_seq[i].pvalue.length (static_cast <CORBA::ULong>(length));
CORBA::Octet *buf = policy_value_seq[i].pvalue.get_buffer ();
// Copy the CDR buffer data into the octet sequence buffer.
for (const ACE_Message_Block *iterator = out_CDR.begin ();
iterator != 0;
iterator = iterator->cont ())
{
ACE_OS::memcpy (buf, iterator->rd_ptr (), iterator->length ());
buf += iterator->length ();
}
++i;
}
if (!CORBA::is_nil (enabledpolicyp.in ()))
{
policy_value_seq.length (i + 1);
policy_value_seq[i].ptype = enabledpolicyp->policy_type ();
if (!(out_CDR << ACE_OutputCDR::from_boolean (TAO_ENCAP_BYTE_ORDER)))
return 0;
if (!(enabledpolicyp->_tao_encode (out_CDR)))
return 0;
length = out_CDR.total_length ();
policy_value_seq[i].pvalue.length (static_cast <CORBA::ULong>(length));
CORBA::Octet *buf = policy_value_seq[i].pvalue.get_buffer ();
// Copy the CDR buffer data into the octet sequence buffer.
for (const ACE_Message_Block *iterator = out_CDR.begin ();
iterator != 0;
iterator = iterator->cont ())
{
ACE_OS::memcpy (buf, iterator->rd_ptr (), iterator->length ());
buf += iterator->length ();
}
++i;
}
if (policy_value_seq.length () > 0)
{
TAO_OutputCDR out_cdr;
if (!(out_cdr << ACE_OutputCDR::from_boolean (TAO_ENCAP_BYTE_ORDER)))
return 0;
if (!(out_cdr << policy_value_seq))
return 0;
opdetails.request_service_context ().set_context (IOP::INVOCATION_POLICIES, out_cdr);
}
}
return 0;
}
TAO_END_VERSIONED_NAMESPACE_DECL
#endif
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