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// -*- C++ -*- $Id$
#include "Svcconf_Handler.h"
#include "ace/ACE.h"
#include "ace/Log_Msg.h"
#include "ace/Service_Config.h"
#include "ace/Service_Types.h"
#include "ace/Service_Repository.h"
#include "ace/DLL.h"
#include "ace/ARGV.h"
#include "ace/Module.h"
#if (ACE_USES_CLASSIC_SVC_CONF == 0)
#if !defined (__ACEXML_INLINE__)
# include "Svcconf_Handler.i"
#endif /* __ACEXML_INLINE__ */
ACEXML_Svcconf_Handler::ACEXML_Svcconf_Handler (void)
: in_stream_def_ (0),
in_module_ (0),
stream_svc_type_ (0),
stream_ (0)
{
// no-op
}
ACEXML_Svcconf_Handler::~ACEXML_Svcconf_Handler (void)
{
// no-op
}
void
ACEXML_Svcconf_Handler::characters (const ACEXML_Char *,
int,
int ACEXML_ENV_ARG_DECL_NOT_USED)
ACE_THROW_SPEC ((ACEXML_SAXException))
{
// no-op
}
void
ACEXML_Svcconf_Handler::endDocument ( ACEXML_ENV_SINGLE_ARG_DECL_NOT_USED)
ACE_THROW_SPEC ((ACEXML_SAXException))
{
// no-op
}
void
ACEXML_Svcconf_Handler::endElement (const ACEXML_Char *,
const ACEXML_Char *,
const ACEXML_Char *qName ACEXML_ENV_ARG_DECL)
ACE_THROW_SPEC ((ACEXML_SAXException))
{
if (ACE_OS_String::strcmp (qName, ACE_TEXT ("dynamic")) == 0)
{
ACE_Parsed_Info *active_info = (this->in_stream_def_ == 0 ?
&this->parsed_info_ :
&this->stream_info_);
ACE_DLL svc_dll;
if (svc_dll.open (active_info->path ()) == -1)
{
ACEXML_THROW (ACEXML_SAXException (ACE_TEXT("Cannot locate DLL\n")));
}
void *(*func) (ACE_Service_Object_Exterminator *) = 0;
ACE_Service_Object_Exterminator gobbler = 0;
void *symbol = 0;
long temp_ptr =
ACE_reinterpret_cast(long, svc_dll.symbol (active_info->init_func ()));
func = ACE_reinterpret_cast(void *(*)(ACE_Service_Object_Exterminator *),
temp_ptr);
if (func == 0)
{
ACEXML_THROW (ACEXML_SAXException (ACE_TEXT ("Cannot locate init function\n")));
}
symbol = (*func)(&gobbler); // target object created in the loaded DLL.
ACE_Service_Type_Impl *stp = ACE_Service_Config::create_service_type_impl
(active_info->name (),
active_info->service_type (),
symbol,
ACE_Service_Type::DELETE_THIS |
ACE_Service_Type::DELETE_OBJ,
gobbler);
if (this->in_stream_def_)
{
// ACE_DEBUG ((LM_INFO, ACE_TEXT ("Create dynamic %s for stream\n"),
// this->stream_info_.name ()));
if (active_info->service_type () == ACE_Service_Type::STREAM)
{
this->stream_ = (ACE_Stream_Type *) stp;
}
else
{
ACEXML_THROW (ACEXML_SAXException (ACE_TEXT ("Expecting Stream type in stream header\n")));
}
this->stream_svc_type_ =
ACE_Service_Config::create_service_type (this->stream_info_.name (),
this->stream_,
svc_dll,
this->stream_info_.active ());
}
else
{
if (this->in_module_)
{
ACE_ARGV args (active_info->init_params ());
ACE_Module_Type *mt = (ACE_Module_Type *) stp;
ACE_Module<ACE_SYNCH> *mp = (ACE_Module<ACE_SYNCH> *) mt->object ();
if (ACE_OS::strcmp (mp->name (), active_info->name ()) != 0)
{
ACE_DEBUG ((LM_DEBUG,
ACE_TEXT ("warning: assigning Module_Type name %s to Module %s since names differ\n"),
active_info->name (),
mp->name ()));
mp->name (active_info->name ());
}
if (mt->init (args.argc (), args.argv ()) == -1
|| this->stream_->push (mt) == -1)
{
ACEXML_THROW (ACEXML_SAXException (ACE_TEXT ("Error initializing module")));
}
// ACE_DEBUG ((LM_INFO, ACE_TEXT ("Push dynamic %s into stream %s\n"),
// this->parsed_info_.name (),
// this->stream_info_.name ()));
}
else
{
ACE_Service_Type *stype =
ACE_Service_Config::create_service_type (active_info->name (),
stp,
svc_dll,
active_info->active ());
// @@ Check error here.
// ACE_DEBUG ((LM_INFO, ACE_TEXT ("Apply dynamic %s\n"),
// this->parsed_info_.name ()));
if (ACE_Service_Config::initialize (stype,
active_info->init_params ()) == -1)
{
ACEXML_THROW (ACEXML_SAXException (ACE_TEXT ("Failed to initialize dynamic service\n")));
}
}
this->parsed_info_.reset ();
}
}
else if (ACE_OS_String::strcmp (qName, ACE_TEXT ("static")) == 0)
{
if (this->in_stream_def_)
{
// @@ Couldn't make sense out of the original Svc_Conf.y.
ACE_DEBUG ((LM_ERROR, ACE_TEXT ("Create static %s for stream\n"),
this->stream_info_.name ()));
}
else
{
if (this->in_module_)
{
// @@ Couldn't make sense out of the original Svc_Conf.y.
ACE_DEBUG ((LM_ERROR, ACE_TEXT ("Push static %s into stream %s\n"),
this->parsed_info_.name (),
this->stream_info_.name ()));
}
else
{
// ACE_DEBUG ((LM_INFO, ACE_TEXT ("Apply static %s\n"),
// this->parsed_info_.name ()));
if (ACE_Service_Config::initialize (this->parsed_info_.name (),
this->parsed_info_.init_params ()) == -1)
{
ACEXML_THROW (ACEXML_SAXException (ACE_TEXT ("Failed to initialize static service\n")));
}
}
this->parsed_info_.reset ();
}
}
else if (ACE_OS_String::strcmp (qName, ACE_TEXT ("module")) == 0)
{
this->in_module_ = 0;
}
else if (ACE_OS_String::strcmp (qName, ACE_TEXT ("streamdef")) == 0)
{
// ACE_DEBUG ((LM_INFO, ACE_TEXT ("Apply stream %s of type %s\n"),
// this->stream_info_.name (),
// this->stream_info_.name ()));
ACE_Service_Config::initialize (this->stream_svc_type_,
this->stream_info_.init_params ());
this->stream_info_.reset ();
this->stream_svc_type_ = 0;
this->stream_ = 0;
}
else if (ACE_OS_String::strcmp (qName, ACE_TEXT ("stream")) == 0)
{
// ACE_DEBUG ((LM_INFO, ACE_TEXT ("Apply stream %s of type %s\n"),
// this->stream_info_.name (),
// this->stream_info_.name ()));
this->stream_info_.reset ();
}
else
{
}
}
void
ACEXML_Svcconf_Handler::endPrefixMapping (const ACEXML_Char * ACEXML_ENV_ARG_DECL_NOT_USED)
ACE_THROW_SPEC ((ACEXML_SAXException))
{
// no-op
}
void
ACEXML_Svcconf_Handler::ignorableWhitespace (const ACEXML_Char *,
int,
int ACEXML_ENV_ARG_DECL_NOT_USED)
ACE_THROW_SPEC ((ACEXML_SAXException))
{
// no-op
}
void
ACEXML_Svcconf_Handler::processingInstruction (const ACEXML_Char *,
const ACEXML_Char * ACEXML_ENV_ARG_DECL_NOT_USED)
ACE_THROW_SPEC ((ACEXML_SAXException))
{
// no-op
}
void
ACEXML_Svcconf_Handler::setDocumentLocator (ACEXML_Locator* locator)
{
this->locator_ = locator;
}
void
ACEXML_Svcconf_Handler::skippedEntity (const ACEXML_Char * ACEXML_ENV_ARG_DECL_NOT_USED)
ACE_THROW_SPEC ((ACEXML_SAXException))
{
// no-op
}
void
ACEXML_Svcconf_Handler::startDocument ( ACEXML_ENV_SINGLE_ARG_DECL_NOT_USED)
ACE_THROW_SPEC ((ACEXML_SAXException))
{
// no-op
}
void
ACEXML_Svcconf_Handler::startElement (const ACEXML_Char *,
const ACEXML_Char *,
const ACEXML_Char *qName,
ACEXML_Attributes *alist ACEXML_ENV_ARG_DECL)
ACE_THROW_SPEC ((ACEXML_SAXException))
{
if (ACE_OS_String::strcmp (qName, ACE_TEXT ("dynamic")) == 0)
{
this->get_dynamic_attrs (alist ACEXML_ENV_ARG_PARAMETER);
}
else if (ACE_OS_String::strcmp (qName, ACE_TEXT ("initializer")) == 0)
{
this->get_initializer_attrs (alist ACEXML_ENV_ARG_PARAMETER);
}
else if (ACE_OS_String::strcmp (qName, ACE_TEXT ("static")) == 0)
{
this->get_static_attrs (alist ACEXML_ENV_ARG_PARAMETER);
}
else if (ACE_OS_String::strcmp (qName, ACE_TEXT ("stream")) == 0)
{
this->get_stream_id (alist ACEXML_ENV_ARG_PARAMETER);
if (ACE_Service_Repository::instance()->find
(this->stream_info_.name (),
(const ACE_Service_Type **) &this->stream_svc_type_) == -1)
{
ACEXML_THROW (ACEXML_SAXException (ACE_TEXT ("Cannot find stream\n")));
}
this->stream_ = this->stream_svc_type_ == 0
? 0
: ACE_dynamic_cast (ACE_Stream_Type *,
ACE_const_cast (ACE_Service_Type_Impl *,
this->stream_svc_type_->type ()));
// ACE_DEBUG ((LM_INFO, ACE_TEXT ("Retrieve stream %s from repository\n"),
// this->stream_info_.name ()));
}
else if (ACE_OS_String::strcmp (qName, ACE_TEXT ("streamdef")) == 0)
{
this->in_stream_def_ = 1;
// @@ Set up stream service object
}
else if (ACE_OS_String::strcmp (qName, ACE_TEXT ("module")) == 0)
{
this->in_stream_def_ = 0;
this->in_module_ = 1;
}
else if (ACE_OS_String::strcmp (qName, ACE_TEXT ("resume")) == 0)
{
this->get_id (alist ACEXML_ENV_ARG_PARAMETER);
if (this->in_module_)
{
// ACE_DEBUG ((LM_INFO, ACE_TEXT ("Resume %s in stream %s\n"),
// this->parsed_info_.name (),
// this->stream_info_.name ()));
ACE_Module_Type *mt = (this->stream_ == 0)
? 0
: this->stream_->find (this->parsed_info_.name ());
if (mt == 0)
{
ACEXML_THROW (ACEXML_SAXException (ACE_TEXT ("Can't locate module\n")));
}
mt->resume ();
}
else
{
// ACE_DEBUG ((LM_INFO, ACE_TEXT ("Resume %s\n"),
// this->parsed_info_.name ()));
if (ACE_Service_Config::resume (this->parsed_info_.name ()) == -1)
{
ACEXML_THROW (ACEXML_SAXException (ACE_TEXT ("Resume fail\n")));
}
}
this->parsed_info_.reset ();
}
else if (ACE_OS_String::strcmp (qName, ACE_TEXT ("suspend")) == 0)
{
this->get_id (alist ACEXML_ENV_ARG_PARAMETER);
if (this->in_module_)
{
// ACE_DEBUG ((LM_INFO, ACE_TEXT ("Suspend %s in stream %s\n"),
// this->parsed_info_.name (),
// this->stream_info_.name ()));
ACE_Module_Type *mt = (this->stream_ == 0)
? 0
: this->stream_->find (this->parsed_info_.name ());
if (mt == 0)
{
ACEXML_THROW (ACEXML_SAXException (ACE_TEXT ("Can't locate module\n")));
}
mt->suspend ();
}
else
{
// ACE_DEBUG ((LM_INFO, ACE_TEXT ("Suspend %s\n"),
// this->parsed_info_.name ()));
if (ACE_Service_Config::suspend (this->parsed_info_.name ()) == -1)
{
ACEXML_THROW (ACEXML_SAXException (ACE_TEXT ("Suspend failed\n")));
}
}
this->parsed_info_.reset ();
}
else if (ACE_OS_String::strcmp (qName, ACE_TEXT ("remove")) == 0)
{
this->get_id (alist ACEXML_ENV_ARG_PARAMETER);
if (this->in_module_)
{
// ACE_DEBUG ((LM_INFO, ACE_TEXT ("Remove %s in stream %s\n"),
// this->parsed_info_.name (),
// this->stream_info_.name ()));
ACE_Module_Type *mt = (this->stream_ == 0)
? 0
: this->stream_->find (this->parsed_info_.name ());
if (mt == 0)
{
ACEXML_THROW (ACEXML_SAXException (ACE_TEXT ("Can't locate module\n")));
}
this->stream_->remove (mt);
}
else
{
// ACE_DEBUG ((LM_INFO, ACE_TEXT ("Remove %s\n"),
// this->parsed_info_.name ()));
if (ACE_Service_Config::remove (this->parsed_info_.name ()) == -1)
{
ACEXML_THROW (ACEXML_SAXException (ACE_TEXT ("Remove failed\n")));
}
}
this->parsed_info_.reset ();
}
else if (ACE_OS_String::strcmp (qName, ACE_TEXT ("ACE_Svc_Conf")) == 0)
{
// Main document tag. no-op.
// ACE_DEBUG ((LM_INFO, ACE_TEXT ("ACE_Svc_Conf tag\n")));
}
else
{
// @@ Error. Perhaps we should relay to user event handler here, if available.
}
return;
}
void
ACEXML_Svcconf_Handler::startPrefixMapping (const ACEXML_Char *,
const ACEXML_Char * ACEXML_ENV_ARG_DECL_NOT_USED)
ACE_THROW_SPEC ((ACEXML_SAXException))
{
// No-op.
}
// *** Methods inherit from ACEXML_DTDHandler.
void
ACEXML_Svcconf_Handler::notationDecl (const ACEXML_Char *,
const ACEXML_Char *,
const ACEXML_Char * ACEXML_ENV_ARG_DECL_NOT_USED)
ACE_THROW_SPEC ((ACEXML_SAXException))
{
// No-op.
}
void
ACEXML_Svcconf_Handler::unparsedEntityDecl (const ACEXML_Char *,
const ACEXML_Char *,
const ACEXML_Char *,
const ACEXML_Char * ACEXML_ENV_ARG_DECL_NOT_USED)
ACE_THROW_SPEC ((ACEXML_SAXException))
{
// No-op.
}
// Methods inherit from ACEXML_EnitityResolver.
ACEXML_InputSource *
ACEXML_Svcconf_Handler::resolveEntity (const ACEXML_Char *,
const ACEXML_Char * ACEXML_ENV_ARG_DECL_NOT_USED)
ACE_THROW_SPEC ((ACEXML_SAXException))
{
// No-op.
return 0;
}
// Methods inherit from ACEXML_ErrorHandler.
/*
* Receive notification of a recoverable error.
*/
void
ACEXML_Svcconf_Handler::error (ACEXML_SAXParseException& ex ACEXML_ENV_ARG_DECL_NOT_USED)
ACE_THROW_SPEC ((ACEXML_SAXException))
{
ACE_DEBUG ((LM_DEBUG, "%s: line :%d col: %d ", this->locator_->getSystemId(),
this->locator_->getLineNumber(),
this->locator_->getColumnNumber()));
ex.print();
}
void
ACEXML_Svcconf_Handler::fatalError (ACEXML_SAXParseException& ex ACEXML_ENV_ARG_DECL_NOT_USED)
ACE_THROW_SPEC ((ACEXML_SAXException))
{
ACE_DEBUG ((LM_DEBUG, "%s: line :%d col: %d ", this->locator_->getSystemId(),
this->locator_->getLineNumber(),
this->locator_->getColumnNumber()));
ex.print();
}
void
ACEXML_Svcconf_Handler::warning (ACEXML_SAXParseException& ex ACEXML_ENV_ARG_DECL_NOT_USED)
ACE_THROW_SPEC ((ACEXML_SAXException))
{
ACE_DEBUG ((LM_DEBUG, "%s: line :%d col: %d ", this->locator_->getSystemId(),
this->locator_->getLineNumber(),
this->locator_->getColumnNumber()));
ex.print();
}
int
ACEXML_Svcconf_Handler::get_stream_id (ACEXML_Attributes *alist ACEXML_ENV_ARG_DECL)
{
if (alist != 0)
for (size_t i = 0; i < alist->getLength (); ++i)
{
if (ACE_OS_String::strcmp (alist->getQName (i), ACE_TEXT ("id")) == 0)
{
this->stream_info_.name (alist->getValue (i));
}
else
{
ACEXML_THROW_RETURN (ACEXML_SAXException (ACE_TEXT ("Invalid stream attribute\n")),
-1);
}
}
return 0;
}
int
ACEXML_Svcconf_Handler::get_id (ACEXML_Attributes *alist ACEXML_ENV_ARG_DECL)
{
if (alist != 0)
for (size_t i = 0; i < alist->getLength (); ++i)
{
if (ACE_OS_String::strcmp (alist->getQName (i), ACE_TEXT ("id")) == 0)
{
this->parsed_info_.name (alist->getValue (i));
}
else
{
ACEXML_THROW_RETURN (ACEXML_SAXException (ACE_TEXT ("Invalid attribute, expecting 'id'\n")), -1);
}
}
return 0;
}
int
ACEXML_Svcconf_Handler::get_dynamic_attrs (ACEXML_Attributes *alist ACEXML_ENV_ARG_DECL)
{
if (alist != 0)
{
ACE_Parsed_Info *info = (this->in_stream_def_ == 0 ?
&this->parsed_info_ :
&this->stream_info_);
for (size_t i = 0; i < alist->getLength (); ++i)
{
if (ACE_OS_String::strcmp (alist->getQName (i), ACE_TEXT ("id")) == 0)
{
info->name (alist->getValue (i));
}
else if (ACE_OS_String::strcmp (alist->getQName (i), ACE_TEXT ("status")) == 0)
{
if (ACE_OS_String::strcmp (alist->getValue (i), ACE_TEXT ("inactive")) == 0)
{
info->active (0);
}
else if (ACE_OS_String::strcmp (alist->getValue (i), ACE_TEXT ("active")) == 0)
{
info->active (1);
}
else
{
ACEXML_THROW_RETURN (ACEXML_SAXException (ACE_TEXT ("Invalid attribute value, expecting 'active' or 'inactive'\n")), -1);
}
}
else if (ACE_OS_String::strcmp (alist->getQName (i), ACE_TEXT ("type")) == 0)
{
if (ACE_OS_String::strcasecmp (alist->getValue (i), ACE_TEXT ("service_object")) == 0)
{
info->service_type (ACE_Service_Type::SERVICE_OBJECT);
}
else if (ACE_OS_String::strcasecmp (alist->getValue (i), ACE_TEXT ("stream")) == 0)
{
info->service_type (ACE_Service_Type::STREAM);
}
else if (ACE_OS_String::strcasecmp (alist->getValue (i), ACE_TEXT ("module")) == 0)
{
info->service_type (ACE_Service_Type::MODULE);
}
else
{
ACEXML_THROW_RETURN (ACEXML_SAXException (ACE_TEXT ("Invalid Service_Object attribute value\n")), -1);
}
}
else
{
ACEXML_THROW_RETURN(ACEXML_SAXException(ACE_TEXT ("Invalid attribute\n")), -1);
}
}
}
return 0;
}
int
ACEXML_Svcconf_Handler::get_initializer_attrs (ACEXML_Attributes *alist ACEXML_ENV_ARG_DECL)
{
if (alist != 0)
{
ACE_Parsed_Info *info = (this->in_stream_def_ == 0 ?
&this->parsed_info_ :
&this->stream_info_);
for (size_t i = 0; i < alist->getLength (); ++i)
{
if (ACE_OS_String::strcmp (alist->getQName (i), ACE_TEXT ("init")) == 0)
{
info->init_func (alist->getValue (i));
}
else if (ACE_OS_String::strcmp (alist->getQName (i), ACE_TEXT ("path")) == 0)
{
info->path (alist->getValue (i));
}
else if (ACE_OS_String::strcmp (alist->getQName (i), ACE_TEXT ("params")) == 0)
{
info->init_params (alist->getValue (i));
}
else
{
ACEXML_THROW_RETURN (ACEXML_SAXException (ACE_TEXT ("Invalid initializer attribute.\n")), -1);
}
}
}
return 0;
}
int
ACEXML_Svcconf_Handler::get_static_attrs (ACEXML_Attributes *alist ACEXML_ENV_ARG_DECL)
{
if (alist != 0)
{
ACE_Parsed_Info *info = (this->in_stream_def_ == 0 ?
&this->parsed_info_ :
&this->stream_info_);
for (size_t i = 0; i < alist->getLength (); ++i)
{
if (ACE_OS_String::strcmp (alist->getQName (i), ACE_TEXT ("id")) == 0)
{
info->name (alist->getValue (i));
}
else if (ACE_OS_String::strcmp (alist->getQName (i), ACE_TEXT ("params")) == 0)
{
info->init_params (alist->getValue (i));
}
else
{
ACEXML_THROW_RETURN (ACEXML_SAXException (ACE_TEXT ("Invalid static attribute.\n")), -1);
}
}
}
return 0;
}
#endif /* ACE_USES_CLASSIC_SVC_CONF == 0 */
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