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// $Id$
#include "tao/ZIOP/ZIOP_Stub.h"
#if defined (TAO_HAS_CORBA_MESSAGING) && TAO_HAS_CORBA_MESSAGING != 0
#include "tao/ZIOP/ZIOP_Policy_i.h"
#include "tao/ORB_Core.h"
#include "tao/Policy_Set.h"
#include "tao/Policy_Manager.h"
#include "tao/SystemException.h"
ACE_RCSID (ZIOP,
ZIOP_Stub,
"$Id$")
TAO_BEGIN_VERSIONED_NAMESPACE_DECL
TAO_ZIOP_Stub::TAO_ZIOP_Stub (const char *repository_id,
const TAO_MProfile &profiles,
TAO_ORB_Core *orb_core)
: TAO_Stub (repository_id,
profiles,
orb_core),
are_policies_parsed_ (false)
{
}
TAO_ZIOP_Stub::~TAO_ZIOP_Stub (void)
{
if (!CORBA::is_nil (this->compression_enabling_policy_.in ()))
this->compression_enabling_policy_->destroy ();
if (!CORBA::is_nil (this->compression_id_list_policy_.in ()))
this->compression_id_list_policy_->destroy ();
}
void
TAO_ZIOP_Stub::parse_policies (void)
{
CORBA::PolicyList_var policy_list
= this->base_profiles_.policy_list ();
CORBA::ULong const length = policy_list->length ();
// Cache away the policies that we'll need later.
for (CORBA::ULong i = 0; i < length; ++i)
{
switch (policy_list[i]->policy_type ())
{
case ZIOP::COMPRESSION_ENABLING_POLICY_ID:
{
this->exposed_compression_enabling_policy (policy_list[i]);
}
break;
case ZIOP::COMPRESSOR_ID_LEVEL_LIST_POLICY_ID:
{
this->exposed_compression_id_list_policy (policy_list[i]);
}
break;
}
}
this->are_policies_parsed_ = true;
}
CORBA::Policy *
TAO_ZIOP_Stub::exposed_compression_id_list_policy (void)
{
if (!this->are_policies_parsed_)
{
this->parse_policies ();
}
return CORBA::Policy::_duplicate (this->compression_id_list_policy_.in ());
}
void
TAO_ZIOP_Stub::exposed_compression_id_list_policy (CORBA::Policy_ptr policy)
{
this->compression_id_list_policy_ = CORBA::Policy::_duplicate (policy);
}
CORBA::Policy *
TAO_ZIOP_Stub::exposed_compression_enabling_policy (void)
{
if (!this->are_policies_parsed_)
{
this->parse_policies ();
}
return CORBA::Policy::_duplicate (this->compression_enabling_policy_.in ());
}
void
TAO_ZIOP_Stub::exposed_compression_enabling_policy (CORBA::Policy_ptr policy)
{
this->compression_enabling_policy_ = CORBA::Policy::_duplicate (policy);
}
CORBA::Policy_ptr
TAO_ZIOP_Stub::get_policy (CORBA::PolicyType type)
{
// If we are dealing with a client exposed policy, check if any
// value came in the IOR/reconcile IOR value and overrides.
switch (type)
{
case ZIOP::COMPRESSION_ENABLING_POLICY_ID :
{
return this->effective_compression_enabling_policy ();
}
case ZIOP::COMPRESSOR_ID_LEVEL_LIST_POLICY_ID :
{
return this->effective_compression_id_list_policy ();
}
}
return this->TAO_Stub::get_policy (type);
}
CORBA::Policy_ptr
TAO_ZIOP_Stub::get_cached_policy (TAO_Cached_Policy_Type type)
{
// If we are dealing with a client exposed policy, check if any
// value came in the IOR/reconcile IOR value and overrides.
switch (type)
{
case TAO_CACHED_COMPRESSION_ENABLING_POLICY:
{
return this->effective_compression_enabling_policy ();
}
case TAO_CACHED_COMPRESSION_ID_LEVEL_LIST_POLICY:
{
return this->effective_compression_id_list_policy ();
}
default:
break;
}
return this->TAO_Stub::get_cached_policy (type);
}
CORBA::Policy *
TAO_ZIOP_Stub::effective_compression_enabling_policy (void)
{
// Get effective override.
CORBA::Policy_var override =
this->TAO_Stub::get_cached_policy (
TAO_CACHED_COMPRESSION_ENABLING_POLICY);
// Get the value from the ior.
CORBA::Policy_var exposed = this->exposed_compression_enabling_policy ();
// Reconcile client-exposed and locally set values.
if (CORBA::is_nil (exposed.in ()))
return override._retn ();
if (CORBA::is_nil (override.in ()))
return exposed._retn ();
ZIOP::CompressionEnablingPolicy_var override_policy_var =
ZIOP::CompressionEnablingPolicy::_narrow (override.in ());
ZIOP::CompressionEnablingPolicy_var exposed_policy_var =
ZIOP::CompressionEnablingPolicy::_narrow (exposed.in ());
// Both override and exposed have been set.
// See if either of them has empty priority bands.
if (override_policy_var->compression_enabled () && exposed_policy_var->compression_enabled ())
return override._retn ();
if (!override_policy_var->compression_enabled ())
return override._retn ();
return exposed._retn ();
}
CORBA::Policy *
TAO_ZIOP_Stub::effective_compression_id_list_policy (void)
{
// Get effective override.
CORBA::Policy_var override =
this->TAO_Stub::get_cached_policy (TAO_CACHED_COMPRESSION_ID_LEVEL_LIST_POLICY);
// Get the value from the ior.
CORBA::Policy_var exposed =
this->exposed_compression_id_list_policy ();
// Reconcile client-exposed and locally set values.
if (CORBA::is_nil (exposed.in ()))
return override._retn ();
if (CORBA::is_nil (override.in ()))
return exposed._retn ();
ZIOP::CompressorIdLevelListPolicy_var override_policy_var =
ZIOP::CompressorIdLevelListPolicy::_narrow (override.in ());
ZIOP::CompressorIdLevelListPolicy_var exposed_policy_var =
ZIOP::CompressorIdLevelListPolicy::_narrow (exposed.in ());
// Check which compressor id we should use and which level
return exposed._retn ();
}
TAO_END_VERSIONED_NAMESPACE_DECL
#endif
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