static const char *RcsId = "$Id: command.cpp 15556 2011-02-11 08:25:58Z taurel $\n$Name$";

//+============================================================================
//
// file :               Command.cpp
//
// description :        C++ source code for the Command and templCommand classes.
//			The Command class is the root class for all derived 
//			Command classes. The TemplCommand class is a template
//			command class use for command which does take input 
//			nor outout parameters.
//
// project :            TANGO
//
// author(s) :          A.Gotz + E.Taurel
//
// Copyright (C) :      2004,2005,2006,2007,2008,2009,2010,2011
//						European Synchrotron Radiation Facility
//                      BP 220, Grenoble 38043
//                      FRANCE
//
// This file is part of Tango.
//
// Tango is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// 
// Tango is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU Lesser General Public License for more details.
// 
// You should have received a copy of the GNU Lesser General Public License
// along with Tango.  If not, see <http://www.gnu.org/licenses/>.
//
// $Revision: 15556 $
//
// $Log$
// Revision 3.12  2010/09/09 13:44:46  taurel
// - Add year 2010 in Copyright notice
//
// Revision 3.11  2009/01/21 12:49:04  taurel
// - Change CopyRights for 2009
//
// Revision 3.10  2008/10/06 15:00:36  taurel
// - Changed the licensing info from GPL to LGPL
//
// Revision 3.9  2008/10/03 06:51:36  taurel
// - Add some licensing info in each files
//
// Revision 3.8  2007/04/20 14:40:25  taurel
// - Ported to Windows 64 bits x64 architecture
//
// Revision 3.7  2007/04/16 14:56:36  taurel
// - Added 3 new attributes data types (DevULong, DevULong64 and DevState)
// - Ported to omniORB4.1
// - Increased the MAX_TRANSFER_SIZE to 256 MBytes
// - Added a new filterable field in the archive event
//
// Revision 3.6  2007/03/06 08:18:03  taurel
// - Added 64 bits data types for 64 bits computer...
//
// Revision 3.5  2005/05/04 11:50:30  taurel
// - Changes for 32<-->64 bits data exchange
//
// Revision 3.4  2005/04/15 11:34:07  taurel
// - Changes to support Tango on 64 bits computer
// - Support for Linux 2.6 kernel with NPTL (Signal management)
//
// Revision 3.3  2004/07/07 08:39:57  taurel
//
// - Fisrt commit after merge between Trunk and release 4 branch
// - Add EventData copy ctor, asiignement operator and dtor
// - Add Database and DeviceProxy::get_alias() method
// - Add AttributeProxy ctor from "device_alias/attribute_name"
// - Exception thrown when subscribing two times for exactly yhe same event
//
// Revision 3.2.2.2  2004/05/27 14:01:41  taurel
// - Add a casting to make gcc 2.95 quiet
//
// Revision 3.2.2.1  2004/03/09 16:36:36  taurel
// - Added HP aCC port (thanks to Claudio from Elettra)
// - Some last small bugs fixes
//
// Revision 3.2  2003/05/28 14:55:08  taurel
// Add the include (conditionally) of the include files generated by autoconf
//
// Revision 3.1  2003/05/16 08:46:15  taurel
// Many changes for release 3.0.1. The most important ones are :
// - Timeout are backs
// - Multiple db servers (change in TANGO_HOST syntax)
// - Added methods to print DeviceData, DeviceDataHistory, DeviceAttribute and DeviceAttributeHistory instances
// - Attributes name stored in blackbox
// - Remove check if a class is created without any device
// - It's now possible to create a DeviceProxy from its alias name
// - Command, attribute names are case insensitive
// - Change parameters of some DeviceProxy logging methods
// - Change parameters of DeviceProxy asynchronous replies calls
// - New serialization model in device server (no serialization model)
// - Win32 (2000) device server service does not exit at loggoff anymore
// - Miscellaneous bug fixes
//
// Revision 3.0  2003/03/25 16:41:52  taurel
// Many changes for Tango release 3.0 including
// - Added full logging features
// - Added asynchronous calls
// - Host name of clients now stored in black-box
// - Three serialization model in DS
// - Fix miscellaneous bugs
// - Ported to gcc 3.2
// - Added ApiUtil::cleanup() and destructor methods
// - Some internal cleanups
// - Change the way how TangoMonitor class is implemented. It's a recursive
//   mutex
//
// Revision 2.9  2003/01/09 12:03:16  taurel
// - Ported to gcc 3.2
// - Added ApiUtil::cleanup() and ApiUtil::~ApiUtil() methods
// - Replace some ORB * by ORB_ptr
// - Use CORBA::ORB::is_nil() instead of comparing to NULL
//
// Revision 2.8  2002/12/16 12:06:21  taurel
// No change in code at all but only forgot th emost important line in
// list of updates in the previous release :
// - Change underlying ORB from ORBacus to omniORB
//
// Revision 2.7  2002/12/16 10:15:36  taurel
// - New method get_device_list() in Util class
// - Util::get_class_list takes DServer device into account
// - Util::get_device_by_name() takes DServer device into account
// - Util::get_device_list_by_class() takes DServer device into account
// - New parameter to the attribute::set_value() method to enable CORBA to free
// memory allocated for the attribute
//
// Revision 2.6  2002/10/17 07:43:05  taurel
// Fix bug in history stored by the polling thread :
// - We need one copy of the attribute data to build an history!!! It is true
// also for command which return data created by the DeviceImpl::create_xxx
// methods. Chnage in pollring.cpp/pollring.h/dserverpoll.cpp/pollobj.cpp
// and pollobj.h
//
// Revision 2.5  2002/10/15 11:27:18  taurel
// Fix bugs in device.cpp file :
// - Protect the state and status CORBA attribute with the device monitor
// Add the "TgLibVers" string as a #define in tango_config.h
//
// Revision 2.4  2002/08/12 15:06:53  taurel
// Several big fixes and changes
//   - Remove HP-UX specific code
//   - Fix bug in polling alogorithm which cause the thread to enter an infinite
//     loop (pollthread.cpp)
//   - For bug for Win32 device when trying to set attribute config
//     (attribute.cpp)
//
// Revision 2.3  2002/07/02 15:22:24  taurel
// Miscellaneous small changes/bug fixes for Tango CPP release 2.1.0
//     - classes reference documentation now generated using doxygen instead of doc++
//     - A little file added to the library which summarizes version number.
//       The RCS/CVS "ident" command will now tells you that release library x.y.z is composed
//       by C++ client classes set release a.b and C++ server classes set release c.d
//     - Fix incorrect field setting for DevFailed exception re-thrown from a CORBA exception
//     - It's now not possible to poll the Init command
//     - It's now possible to define a default class doc. per control system
//       instance (using property)
//     - The test done to check if attribute value has been set before it is
//       returned to caller is done only if the attribute quality is set to VALID
//     - The JTCInitialize object is now stored in the Util
//     - Windows specific : The tango.h file now also include winsock.h
//
// Revision 2.2  2002/04/30 10:50:40  taurel
// Don't check alarm on attribute if attribute quality factor is INVALID
//
// Revision 2.1  2002/04/29 12:24:03  taurel
// Fix bug in attribute::set_value method and on the check against min and max value when writing attributes
//
// Revision 2.0  2002/04/09 14:45:09  taurel
// See Tango WEB pages for list of changes
//
// Revision 1.6  2001/10/08 09:03:11  taurel
// See tango WEB pages for list of changes
//
// Revision 1.5  2001/07/04 12:27:09  taurel
// New methods re_throw_exception(). Read_attributes supports AllAttr mnemonic A new add_attribute()method in DeviceImpl class New way to define attribute properties New pattern to prevent full re-compile For multi-classes DS, it is now possible to use the Util::get_device_by_name() method in device constructor Adding << operator ovebloading Fix devie CORBA ref. number when device constructor sends an excep.
//
// Revision 1.4  2001/05/04 09:28:12  taurel
// Fix bugs in DServer::restart() method and in Util::get_device_by_name() method
//
// Revision 1.3  2001/03/30 08:03:44  taurel
// Fix bugs in attributes. For linux, add signal_handler in its own thread, change the way to kill server. For all system, change DevRestart philosophy.
//
// Revision 1.2  2001/03/09 08:20:14  taurel
// Fix bug in the MultiClassAttribute::init_class_attribute() method. Also remove the DbErr_DeviceNotDefined define.
//
// Revision 1.1.1.1  2001/02/27 08:46:20  taurel
// Imported sources
//
// Revision 1.3  2000/04/13 10:40:40  taurel
// Added attribute support
//
// Revision 1.2  2000/02/04 11:00:13  taurel
// Just update revision number
//
// Revision 1.1.1.1  2000/02/04 10:58:29  taurel
// Imported sources
//
//-============================================================================

#if HAVE_CONFIG_H
#include <ac_config.h>
#endif

#include <tango.h>
#include <new>

namespace Tango
{

//+-------------------------------------------------------------------------
//
// method : 		Command::Command 
// 
// description : 	constructors for abstract class Command
//
//--------------------------------------------------------------------------

Command::Command(const char *s,
		 Tango::CmdArgType in,
		 Tango::CmdArgType out)
:name(s),in_type(in),out_type(out)
{
	lower_name = name;
	transform(lower_name.begin(),lower_name.end(),lower_name.begin(),::tolower);
	ext = new CommandExt();
}

Command::Command(string &s,
		 Tango::CmdArgType in,
		 Tango::CmdArgType out)
:name(s),in_type(in),out_type(out)
{
	lower_name = name;
	transform(lower_name.begin(),lower_name.end(),lower_name.begin(),::tolower);
	ext = new CommandExt();
}

Command::Command(const char *s,
		 Tango::CmdArgType in,
		 Tango::CmdArgType out,
		 const char *in_desc,
		 const char *out_desc)
:name(s),in_type(in),out_type(out)
{
	ext = new CommandExt();
	if (in_desc != NULL)
		in_type_desc = in_desc;
	if (out_desc != NULL)
		out_type_desc = out_desc;
	lower_name = name;
	transform(lower_name.begin(),lower_name.end(),lower_name.begin(),::tolower);
}

Command::Command(string &s,
		 Tango::CmdArgType in,
		 Tango::CmdArgType out,
		 string &in_desc,
		 string &out_desc)
:name(s),in_type(in),out_type(out),
in_type_desc(in_desc),out_type_desc(out_desc)
{
	ext = new CommandExt();
	lower_name = name;
	transform(lower_name.begin(),lower_name.end(),lower_name.begin(),::tolower);
}

Command::Command(const char *s,
		 Tango::CmdArgType in,
		 Tango::CmdArgType out,
		 Tango::DispLevel level)
:name(s),in_type(in),out_type(out)
{
	ext = new CommandExt(level);
	lower_name = name;
	transform(lower_name.begin(),lower_name.end(),lower_name.begin(),::tolower);
}

Command::Command(string &s,
		 Tango::CmdArgType in,
		 Tango::CmdArgType out,
		 Tango::DispLevel level)
:name(s),in_type(in),out_type(out),ext(NULL)
{
	ext = new CommandExt(level);
	lower_name = name;
	transform(lower_name.begin(),lower_name.end(),lower_name.begin(),::tolower);
}

Command::Command(const char *s,
		 Tango::CmdArgType in,
		 Tango::CmdArgType out,
		 const char *in_desc,
		 const char *out_desc,
		 Tango::DispLevel level)
:name(s),in_type(in),out_type(out)
{
	ext = new CommandExt(level);
	if (in_desc != NULL)
		in_type_desc = in_desc;
	if (out_desc != NULL)
		out_type_desc = out_desc;
	lower_name = name;
	transform(lower_name.begin(),lower_name.end(),lower_name.begin(),::tolower);
}

Command::Command(string &s,
		 Tango::CmdArgType in,
		 Tango::CmdArgType out,
		 string &in_desc,
		 string &out_desc,
		 Tango::DispLevel level)
:name(s),in_type(in),out_type(out),
in_type_desc(in_desc),out_type_desc(out_desc)
{
	ext = new CommandExt(level);
	lower_name = name;
	transform(lower_name.begin(),lower_name.end(),lower_name.begin(),::tolower);
}

//+----------------------------------------------------------------------------
//
// method : 		Command::extract()
// 
// description : 	Command extract methods. These are very simple methods
//			but overloaded many times for all Tango types.
//
//-----------------------------------------------------------------------------

void Command::throw_bad_type(const char *type)
{
	TangoSys_OMemStream o;
	
	o << "Incompatible command argument type, expected type is : Tango::" << type << ends;
	Except::throw_exception((const char *)"API_IncompatibleCmdArgumentType",
			      o.str(),
			      (const char *)"Command::extract()");
}

void Command::extract(const CORBA::Any &in,Tango::DevBoolean &data)
{
	if ((in >>= CORBA::Any::to_boolean(data)) == false)
		throw_bad_type("DevBoolean");
}

void Command::extract(const CORBA::Any &in,Tango::DevShort &data)
{
	if ((in >>= data) == false)
		throw_bad_type("DevShort");
}

void Command::extract(const CORBA::Any &in,Tango::DevLong &data)
{
	if ((in >>= data) == false)
		throw_bad_type("DevLong");
}

void Command::extract(const CORBA::Any &in,Tango::DevLong64 &data)
{
	if ((in >>= data) == false)
		throw_bad_type("DevLong64");
}

void Command::extract(const CORBA::Any &in,Tango::DevFloat &data)
{
	if ((in >>= data) == false)
		throw_bad_type("DevFloat");
}

void Command::extract(const CORBA::Any &in,Tango::DevDouble &data)
{
	if ((in >>= data) == false)
		throw_bad_type("DevDouble");
}

void Command::extract(const CORBA::Any &in,Tango::DevUShort &data)
{
	if ((in >>= data) == false)
		throw_bad_type("DevUShort");
}

void Command::extract(const CORBA::Any &in,Tango::DevULong &data)
{
	if ((in >>= data) == false)
		throw_bad_type("DevULong");
}

void Command::extract(const CORBA::Any &in,Tango::DevULong64 &data)
{
	if ((in >>= data) == false)
		throw_bad_type("DevULong64");
}

void Command::extract(const CORBA::Any &in,Tango::DevString &data)
{
	if ((in >>= const_cast<const char *&>(data)) == false)
		throw_bad_type("DevString");
}

void Command::extract(const CORBA::Any &in,const char *&data)
{
	if ((in >>= data) == false)
		throw_bad_type("ConstDevString");
}

void Command::extract(const CORBA::Any &in,const Tango::DevVarCharArray *&data)
{
	if ((in >>= data) == false)
		throw_bad_type("DevVarCharArray");
}

void Command::extract(const CORBA::Any &in,const Tango::DevVarShortArray *&data)
{
	if ((in >>= data) == false)
		throw_bad_type("DevVarShortArray");
}

void Command::extract(const CORBA::Any &in,const Tango::DevVarLongArray *&data)
{
	if ((in >>= data) == false)
		throw_bad_type("DevVarLongArray");
}

void Command::extract(const CORBA::Any &in,const Tango::DevVarLong64Array *&data)
{
	if ((in >>= data) == false)
		throw_bad_type("DevVarLong64Array");
}

void Command::extract(const CORBA::Any &in,const Tango::DevVarFloatArray *&data)
{
	if ((in >>= data) == false)
		throw_bad_type("DevVarFloatArray");
}

void Command::extract(const CORBA::Any &in,const Tango::DevVarDoubleArray *&data)
{
	if ((in >>= data) == false)
		throw_bad_type("DevVarDoubleArray");
}

void Command::extract(const CORBA::Any &in,const Tango::DevVarUShortArray *&data)
{
	if ((in >>= data) == false)
		throw_bad_type("DevVarUShortArray");
}

void Command::extract(const CORBA::Any &in,const Tango::DevVarULongArray *&data)
{
	if ((in >>= data) == false)
		throw_bad_type("DevVarULongArray");
}

void Command::extract(const CORBA::Any &in,const Tango::DevVarULong64Array *&data)
{
	if ((in >>= data) == false)
		throw_bad_type("DevVarULong64Array");
}

void Command::extract(const CORBA::Any &in,const Tango::DevVarStringArray *&data)
{
	if ((in >>= data) == false)
		throw_bad_type("DevVarStringArray");
}

void Command::extract(const CORBA::Any &in,const Tango::DevVarLongStringArray *&data)
{
	if ((in >>= data) == false)
		throw_bad_type("DevVarLongStringArray");
}

void Command::extract(const CORBA::Any &in,const Tango::DevVarDoubleStringArray *&data)
{
	if ((in >>= data) == false)
		throw_bad_type("DevVarDoubleStringArray");
}

void Command::extract(const CORBA::Any &in,Tango::DevState &data)
{
	if ((in >>= data) == false)
		throw_bad_type("DevState");
}

//+----------------------------------------------------------------------------
//
// method : 		Command::insert()
// 
// description : 	Command insert methods. These are very simple methods
//			but overloaded many times for all Tango types.
//
//-----------------------------------------------------------------------------

void Command::alloc_any(CORBA::Any *&any_ptr)
{
	try
	{
		any_ptr = new CORBA::Any();
	}
	catch (bad_alloc)
	{
		Except::throw_exception((const char *)"API_MemoryAllocation",
				      (const char *)"Can't allocate memory in server",
				      (const char *)"Command::alloc_any()");
	}
}

CORBA::Any *Command::insert()
{
	CORBA::Any *out_any;
	alloc_any(out_any);	
	return out_any;
}

CORBA::Any *Command::insert(Tango::DevBoolean data)
{
	CORBA::Any *out_any;
	alloc_any(out_any);
	CORBA::Any::from_boolean tmp(data);
	
	(*out_any) <<= tmp;	
	return out_any;
}

CORBA::Any *Command::insert(Tango::DevShort data)
{
	CORBA::Any *out_any;
	alloc_any(out_any);
	
	(*out_any) <<= data;	
	return out_any;
}
	
CORBA::Any *Command::insert(Tango::DevLong data)
{
	CORBA::Any *out_any;
	alloc_any(out_any);
	
	(*out_any) <<= data;	
	return out_any;
}

CORBA::Any *Command::insert(Tango::DevLong64 data)
{
	CORBA::Any *out_any;
	alloc_any(out_any);
	
	(*out_any) <<= data;	
	return out_any;
}

CORBA::Any *Command::insert(Tango::DevFloat data)
{
	CORBA::Any *out_any;
	alloc_any(out_any);
	
	(*out_any) <<= data;	
	return out_any;
}

CORBA::Any *Command::insert(Tango::DevDouble data)
{
	CORBA::Any *out_any;
	alloc_any(out_any);
	
	(*out_any) <<= data;	
	return out_any;
}

CORBA::Any *Command::insert(Tango::DevUShort data)
{
	CORBA::Any *out_any;
	alloc_any(out_any);
	
	(*out_any) <<= data;	
	return out_any;
}
	
CORBA::Any *Command::insert(Tango::DevULong data)
{
	CORBA::Any *out_any;
	alloc_any(out_any);
	
	(*out_any) <<= data;	
	return out_any;
}

CORBA::Any *Command::insert(Tango::DevULong64 data)
{
	CORBA::Any *out_any;
	alloc_any(out_any);
	
	(*out_any) <<= data;	
	return out_any;
}

CORBA::Any *Command::insert(Tango::DevString data)
{
	CORBA::Any *out_any;
	alloc_any(out_any);
	
	(*out_any) <<= data;
	delete [] data;
		
	return out_any;
}

CORBA::Any *Command::insert(const char *data)
{
	CORBA::Any *out_any;
	alloc_any(out_any);
	
	(*out_any) <<= data;	
	return out_any;
}

CORBA::Any *Command::insert(Tango::DevVarCharArray &data)
{
	CORBA::Any *out_any;
	alloc_any(out_any);
	
	(*out_any) <<= data;		
	return out_any;
}

CORBA::Any *Command::insert(Tango::DevVarCharArray *data)
{
	CORBA::Any *out_any;
	alloc_any(out_any);
	
	(*out_any) <<= (*data);
	delete data;	

	return out_any;
}

CORBA::Any *Command::insert(Tango::DevVarShortArray &data)
{
	CORBA::Any *out_any;
	alloc_any(out_any);
	
	(*out_any) <<= data;		
	return out_any;
}

CORBA::Any *Command::insert(Tango::DevVarShortArray *data)
{
	CORBA::Any *out_any;
	alloc_any(out_any);
	
	(*out_any) <<= (*data);
	delete data;
	
	return out_any;
}

CORBA::Any *Command::insert(Tango::DevVarLongArray &data)
{
	CORBA::Any *out_any;
	alloc_any(out_any);
	
	(*out_any) <<= data;		
	return out_any;
}

CORBA::Any *Command::insert(Tango::DevVarLongArray *data)
{
	CORBA::Any *out_any;
	alloc_any(out_any);
	
	(*out_any) <<= (*data);
	delete data;
	
	return out_any;
}

CORBA::Any *Command::insert(Tango::DevVarLong64Array &data)
{
	CORBA::Any *out_any;
	alloc_any(out_any);
	
	(*out_any) <<= data;		
	return out_any;
}

CORBA::Any *Command::insert(Tango::DevVarLong64Array *data)
{
	CORBA::Any *out_any;
	alloc_any(out_any);
	
	(*out_any) <<= (*data);
	delete data;
	
	return out_any;
}

CORBA::Any *Command::insert(Tango::DevVarFloatArray &data)
{
	CORBA::Any *out_any;
	alloc_any(out_any);
	
	(*out_any) <<= data;		
	return out_any;
}

CORBA::Any *Command::insert(Tango::DevVarFloatArray *data)
{
	CORBA::Any *out_any;
	alloc_any(out_any);
	
	(*out_any) <<= (*data);
	delete data;
	
	return out_any;
}

CORBA::Any *Command::insert(Tango::DevVarDoubleArray &data)
{
	CORBA::Any *out_any;
	alloc_any(out_any);
	
	(*out_any) <<= data;		
	return out_any;
}

CORBA::Any *Command::insert(Tango::DevVarDoubleArray *data)
{
	CORBA::Any *out_any;
	alloc_any(out_any);
	
	(*out_any) <<= (*data);
	delete data;
	
	return out_any;
}

CORBA::Any *Command::insert(Tango::DevVarUShortArray &data)
{
	CORBA::Any *out_any;
	alloc_any(out_any);
	
	(*out_any) <<= data;		
	return out_any;
}

CORBA::Any *Command::insert(Tango::DevVarUShortArray *data)
{
	CORBA::Any *out_any;
	alloc_any(out_any);
	
	(*out_any) <<= (*data);
	delete data;
	
	return out_any;
}

CORBA::Any *Command::insert(Tango::DevVarULongArray &data)
{
	CORBA::Any *out_any;
	alloc_any(out_any);
	
	(*out_any) <<= data;		
	return out_any;
}

CORBA::Any *Command::insert(Tango::DevVarULongArray *data)
{
	CORBA::Any *out_any;
	alloc_any(out_any);
	
	(*out_any) <<= (*data);
	delete data;
	
	return out_any;
}

CORBA::Any *Command::insert(Tango::DevVarULong64Array &data)
{
	CORBA::Any *out_any;
	alloc_any(out_any);
	
	(*out_any) <<= data;		
	return out_any;
}

CORBA::Any *Command::insert(Tango::DevVarULong64Array *data)
{
	CORBA::Any *out_any;
	alloc_any(out_any);
	
	(*out_any) <<= (*data);
	delete data;
	
	return out_any;
}

CORBA::Any *Command::insert(Tango::DevVarStringArray &data)
{
	CORBA::Any *out_any;
	alloc_any(out_any);
	
	(*out_any) <<= data;		
	return out_any;
}

CORBA::Any *Command::insert(Tango::DevVarStringArray *data)
{
	CORBA::Any *out_any;
	alloc_any(out_any);
	
	(*out_any) <<= (*data);
	delete data;
	
	return out_any;
}

CORBA::Any *Command::insert(Tango::DevVarLongStringArray &data)
{
	CORBA::Any *out_any;
	alloc_any(out_any);
	
	(*out_any) <<= data;	
	return out_any;
}

CORBA::Any *Command::insert(Tango::DevVarLongStringArray *data)
{
	CORBA::Any *out_any;
	alloc_any(out_any);
	
	(*out_any) <<= (*data);
	delete data;
	
	return out_any;
}

CORBA::Any *Command::insert(Tango::DevVarDoubleStringArray *data)
{
	CORBA::Any *out_any;
	alloc_any(out_any);
	
	(*out_any) <<= (*data);
	delete data;

	return out_any;
}

CORBA::Any *Command::insert(Tango::DevVarDoubleStringArray &data)
{
	CORBA::Any *out_any;
	alloc_any(out_any);
	
	(*out_any) <<= data;		
	return out_any;
}

CORBA::Any *Command::insert(Tango::DevState data)
{
	CORBA::Any *out_any;
	alloc_any(out_any);
	
	(*out_any) <<= data;	
	return out_any;
}


//+-------------------------------------------------------------------------
//
// method : 		TempCommand class constructors
// 
// description : 	instance constructor
//
//--------------------------------------------------------------------------


TemplCommand::TemplCommand(const char *s,
			   void (DeviceImpl::*f)())
			   :exe_ptr(f),ext(NULL)
{
	name = s;
	allowed_ptr = NULL;
	in_type = out_type = Tango::DEV_VOID;
	lower_name = name;
	transform(lower_name.begin(),lower_name.end(),lower_name.begin(),::tolower);
}

TemplCommand::TemplCommand(const char *s,
			   void (DeviceImpl::*f)(),
			   bool (DeviceImpl::*a)(const CORBA::Any &))
			   :exe_ptr(f),ext(NULL),allowed_ptr(a)
{
	name = s;
	in_type = out_type = Tango::DEV_VOID;
	lower_name = name;
	transform(lower_name.begin(),lower_name.end(),lower_name.begin(),::tolower);
}

TemplCommand::TemplCommand(string &s,
			   void (DeviceImpl::*f)())
			   :exe_ptr(f),ext(NULL)
{
	name = s;
	in_type = out_type = Tango::DEV_VOID;
	allowed_ptr = NULL;
	lower_name = name;
	transform(lower_name.begin(),lower_name.end(),lower_name.begin(),::tolower);
}

TemplCommand::TemplCommand(string &s,
			   void (DeviceImpl::*f)(),
			   bool (DeviceImpl::*a)(const CORBA::Any &))
			   :exe_ptr(f),ext(NULL),allowed_ptr(a)
{
	name = s;
	in_type = out_type = Tango::DEV_VOID;
	lower_name = name;
	transform(lower_name.begin(),lower_name.end(),lower_name.begin(),::tolower);
}

TemplCommand::TemplCommand(const char *s,
			   void (DeviceImpl::*f)(),
			   const char *in_desc,const char *out_desc)
			   :exe_ptr(f),ext(NULL)
{
	name = s;
	if (in_desc != NULL)
		in_type_desc = in_desc;
	if (out_desc != NULL)
		out_type_desc = out_desc;
	allowed_ptr = NULL;
	in_type = out_type = Tango::DEV_VOID;
	lower_name = name;
	transform(lower_name.begin(),lower_name.end(),lower_name.begin(),::tolower);
}

TemplCommand::TemplCommand(const char *s,
			   void (DeviceImpl::*f)(),
			   bool (DeviceImpl::*a)(const CORBA::Any &),
			   const char *in_desc,const char *out_desc)
			   :exe_ptr(f),ext(NULL),allowed_ptr(a)
{
	name = s;
	if (in_desc != NULL)
		in_type_desc = in_desc;
	if (out_desc != NULL)
		out_type_desc = out_desc;
	in_type = out_type = Tango::DEV_VOID;
	lower_name = name;
	transform(lower_name.begin(),lower_name.end(),lower_name.begin(),::tolower);
}

TemplCommand::TemplCommand(string &s,
			   void (DeviceImpl::*f)(),
			   bool (DeviceImpl::*a)(const CORBA::Any &),
			   string &in_desc,string &out_desc)
			   :exe_ptr(f),ext(NULL),allowed_ptr(a)
{
	name = s;
	in_type_desc = in_desc;
	out_type_desc = out_desc;
	in_type = out_type = Tango::DEV_VOID;
	lower_name = name;
	transform(lower_name.begin(),lower_name.end(),lower_name.begin(),::tolower);
}

TemplCommand::TemplCommand(string &s,
			   void (DeviceImpl::*f)(),
			   string &in_desc,string &out_desc)
			   :exe_ptr(f),ext(NULL)
{
	name = s;
	in_type_desc = in_desc;
	out_type_desc = out_desc;
	in_type = out_type = Tango::DEV_VOID;
	allowed_ptr = NULL;
	lower_name = name;
	transform(lower_name.begin(),lower_name.end(),lower_name.begin(),::tolower);
}

TemplCommand::TemplCommand(const char *s,
			   void (DeviceImpl::*f)(),
			   Tango::DispLevel level)
			   :exe_ptr(f),ext(NULL)
{
	name = s;
	allowed_ptr = NULL;
	in_type = out_type = Tango::DEV_VOID;
	set_disp_level(level);
	lower_name = name;
	transform(lower_name.begin(),lower_name.end(),lower_name.begin(),::tolower);
}

TemplCommand::TemplCommand(const char *s,
			   void (DeviceImpl::*f)(),
			   bool (DeviceImpl::*a)(const CORBA::Any &),
			   Tango::DispLevel level)
			   :exe_ptr(f),ext(NULL),allowed_ptr(a)
{
	name = s;
	in_type = out_type = Tango::DEV_VOID;
	set_disp_level(level);
	lower_name = name;
	transform(lower_name.begin(),lower_name.end(),lower_name.begin(),::tolower);
}

TemplCommand::TemplCommand(string &s,
			   void (DeviceImpl::*f)(),
			   Tango::DispLevel level)
			   :exe_ptr(f),ext(NULL)
{
	name = s;
	in_type = out_type = Tango::DEV_VOID;
	allowed_ptr = NULL;
	set_disp_level(level);
	lower_name = name;
	transform(lower_name.begin(),lower_name.end(),lower_name.begin(),::tolower);
}

TemplCommand::TemplCommand(string &s,
			   void (DeviceImpl::*f)(),
			   bool (DeviceImpl::*a)(const CORBA::Any &),
			   Tango::DispLevel level)
			   :exe_ptr(f),ext(NULL),allowed_ptr(a)
{
	name = s;
	in_type = out_type = Tango::DEV_VOID;
	set_disp_level(level);
	lower_name = name;
	transform(lower_name.begin(),lower_name.end(),lower_name.begin(),::tolower);
}

TemplCommand::TemplCommand(const char *s,
			   void (DeviceImpl::*f)(),
			   const char *in_desc,const char *out_desc,
			   Tango::DispLevel level)
			   :exe_ptr(f),ext(NULL)
{
	name = s;
	if (in_desc != NULL)
		in_type_desc = in_desc;
	if (out_desc != NULL)
		out_type_desc = out_desc;
	allowed_ptr = NULL;
	in_type = out_type = Tango::DEV_VOID;
	set_disp_level(level);
	lower_name = name;
	transform(lower_name.begin(),lower_name.end(),lower_name.begin(),::tolower);
}

TemplCommand::TemplCommand(const char *s,
			   void (DeviceImpl::*f)(),
			   bool (DeviceImpl::*a)(const CORBA::Any &),
			   const char *in_desc,const char *out_desc,
			   Tango::DispLevel level)
			   :exe_ptr(f),ext(NULL),allowed_ptr(a)
{
	name = s;
	if (in_desc != NULL)
		in_type_desc = in_desc;
	if (out_desc != NULL)
		out_type_desc = out_desc;
	in_type = out_type = Tango::DEV_VOID;
	set_disp_level(level);
	lower_name = name;
	transform(lower_name.begin(),lower_name.end(),lower_name.begin(),::tolower);
}

TemplCommand::TemplCommand(string &s,
			   void (DeviceImpl::*f)(),
			   bool (DeviceImpl::*a)(const CORBA::Any &),
			   string &in_desc,string &out_desc,
			   Tango::DispLevel level)
			   :exe_ptr(f),ext(NULL),allowed_ptr(a)
{
	name = s;
	in_type_desc = in_desc;
	out_type_desc = out_desc;
	in_type = out_type = Tango::DEV_VOID;
	set_disp_level(level);
	lower_name = name;
	transform(lower_name.begin(),lower_name.end(),lower_name.begin(),::tolower);
}

TemplCommand::TemplCommand(string &s,
			   void (DeviceImpl::*f)(),
			   string &in_desc,string &out_desc,
			   Tango::DispLevel level)
			   :exe_ptr(f),ext(NULL)
{
	name = s;
	in_type_desc = in_desc;
	out_type_desc = out_desc;
	in_type = out_type = Tango::DEV_VOID;
	allowed_ptr = NULL;
	set_disp_level(level);
	lower_name = name;
	transform(lower_name.begin(),lower_name.end(),lower_name.begin(),::tolower);
}

//+-------------------------------------------------------------------------
//
// method : 		set_type
// 
// description : 	Set the Command class type data according to the type
//			of the object passed as parameters
//
// input : - data_type : reference to the type_info object of the parameter
//	   - type : reference to the Command class type data
//
//--------------------------------------------------------------------------

void TemplCommand::set_type(const type_info &data_type,Tango::CmdArgType &type)
{
	if (data_type == typeid(void))
	{
		cout4 << "Command : " << name << ", Type is void" << endl;
		type = Tango::DEV_VOID;
	}	
	else if (data_type == typeid(Tango::DevBoolean))
	{
		cout4 << "Command : " << name << ", Type is a boolean" << endl;
		type = Tango::DEV_BOOLEAN;
	}
	else if (data_type == typeid(Tango::DevShort))
	{
		cout4 << "Command : " << name << ", Type is a short" << endl;
		type = Tango::DEV_SHORT;
	}
	else if (data_type == typeid(Tango::DevLong))
	{
		cout4 << "Command : " << name << ", Type is a long" << endl;
		type = Tango::DEV_LONG;
	}
	else if (data_type == typeid(Tango::DevLong64))
	{
		cout4 << "Command : " << name << ", Type is a long64" << endl;
		type = Tango::DEV_LONG64;
	}
	else if (data_type == typeid(Tango::DevFloat))
	{
		cout4 << "Command : " << name << ", Type is a float" << endl;
		type = Tango::DEV_FLOAT;
	}
	else if (data_type == typeid(Tango::DevDouble))
	{
		cout4 << "Command : " << name << ", Type is a double" << endl;
		type = Tango::DEV_DOUBLE;
	}
	else if (data_type == typeid(Tango::DevUShort))
	{
		cout4 << "Command : " << name << ", Type is an unsigned short" << endl;
		type = Tango::DEV_USHORT;
	}
	else if (data_type == typeid(Tango::DevULong))
	{
		cout4 << "Command : " << name << ", Type is an unsigned long" << endl;
		type = Tango::DEV_ULONG;
	}
	else if (data_type == typeid(Tango::DevULong64))
	{
		cout4 << "Command : " << name << ", Type is an unsigned long64" << endl;
		type = Tango::DEV_ULONG64;
	}
	else if (data_type == typeid(Tango::DevString))
	{
		cout4 << "Command : " << name << ", Type is a string" << endl;
		type = Tango::DEV_STRING;
	}
	else if ((data_type == typeid(Tango::DevVarCharArray)) || 
		 (data_type == typeid(const Tango::DevVarCharArray *)) ||
		 (data_type == typeid(Tango::DevVarCharArray *)))
	{
		cout4 << "Command : " << name << ", Type is a char array" << endl;
		type = Tango::DEVVAR_CHARARRAY;
	}
	else if ((data_type == typeid(Tango::DevVarShortArray)) ||
		 (data_type == typeid(const Tango::DevVarShortArray *)) ||
		 (data_type == typeid(Tango::DevVarShortArray *)))
	{
		cout4 << "Command : " << name << ", Type is a short array" << endl;
		type = Tango::DEVVAR_SHORTARRAY;
	}
	else if ((data_type == typeid(Tango::DevVarLongArray)) ||
		 (data_type == typeid(const Tango::DevVarLongArray *)) ||
		 (data_type == typeid(Tango::DevVarLongArray *)))
	{
		cout4 << "Command : " << name << ", Type is a long array" << endl;
		type = Tango::DEVVAR_LONGARRAY;
	}
	else if ((data_type == typeid(Tango::DevVarLong64Array)) ||
		 (data_type == typeid(const Tango::DevVarLong64Array *)) ||
		 (data_type == typeid(Tango::DevVarLong64Array *)))
	{
		cout4 << "Command : " << name << ", Type is a long64 array" << endl;
		type = Tango::DEVVAR_LONG64ARRAY;
	}
	else if ((data_type == typeid(Tango::DevVarFloatArray)) ||
		 (data_type == typeid(const Tango::DevVarFloatArray *)) ||
		 (data_type == typeid(Tango::DevVarFloatArray *)))
	{
		cout4 << "Command : " << name << ", Type is a float array" << endl;
		type = Tango::DEVVAR_FLOATARRAY;
	}
	else if ((data_type == typeid(Tango::DevVarDoubleArray)) ||
		 (data_type == typeid(const Tango::DevVarDoubleArray *)) ||
		 (data_type == typeid(Tango::DevVarDoubleArray *)))
	{
		cout4 << "Command : " << name << ", Type is a double array" << endl;
		type = Tango::DEVVAR_DOUBLEARRAY;
	}
	else if ((data_type == typeid(Tango::DevVarUShortArray)) ||
		 (data_type == typeid(const Tango::DevVarUShortArray *)) ||
		 (data_type == typeid(Tango::DevVarUShortArray *)))
	{
		cout4 << "Command : " << name << ", Type is a unsigned short array" << endl;
		type = Tango::DEVVAR_USHORTARRAY;
	}
	else if ((data_type == typeid(Tango::DevVarULongArray)) ||
		 (data_type == typeid(const Tango::DevVarULongArray *)) ||
		 (data_type == typeid(Tango::DevVarULongArray *)))
	{
		cout4 << "Command : " << name << ", Type is a undigned long array" << endl;
		type = Tango::DEVVAR_ULONGARRAY;
	}
	else if ((data_type == typeid(Tango::DevVarULong64Array)) ||
		 (data_type == typeid(const Tango::DevVarULong64Array *)) ||
		 (data_type == typeid(Tango::DevVarULong64Array *)))
	{
		cout4 << "Command : " << name << ", Type is a unsigned long64 array" << endl;
		type = Tango::DEVVAR_ULONG64ARRAY;
	}
	else if ((data_type == typeid(Tango::DevVarStringArray)) ||
		 (data_type == typeid(const Tango::DevVarStringArray *)) ||
		 (data_type == typeid(Tango::DevVarStringArray *)))
	{
		cout4 << "Command : " << name << ", Type is a string array" << endl;
		type = Tango::DEVVAR_STRINGARRAY;
	}
	else if ((data_type == typeid(Tango::DevVarLongStringArray)) ||
		 (data_type == typeid(const Tango::DevVarLongStringArray *)) ||
		 (data_type == typeid(Tango::DevVarLongStringArray *)))
	{
		cout4 << "Command : " << name << ", Type is a long + string array" << endl;
		type = Tango::DEVVAR_LONGSTRINGARRAY;
	}
	else if ((data_type == typeid(Tango::DevVarDoubleStringArray)) ||
		 (data_type == typeid(const Tango::DevVarDoubleStringArray *)) ||
		 (data_type == typeid(Tango::DevVarDoubleStringArray *)))
	{
		cout4 << "Command : " << name << ", Type is a double + string array" << endl;
		type = Tango::DEVVAR_DOUBLESTRINGARRAY;
	}
	else if (data_type == typeid(Tango::DevState))
	{
		cout4 << "Command : " << name << ", Type is a DevState" << endl;
		type = Tango::DEV_STATE;
	}
	else
	{
		cout4 << "Command : " << name << ", Unknown type" << endl;
		TangoSys_OMemStream o;
		
		o << "Command " << name << " defined with an unsuported type"  << ends;
		Except::throw_exception((const char *)"API_CmdArgumentTypeNotSupported",
				      o.str(),(const char *)"TemplCommand::set_type");
	}	
}

//+-------------------------------------------------------------------------
//
// method : 		is_allowed
// 
// description : 	Check if the command is allowed. If the pointer to 
//			DeviceImpl class method "allowed_ptr" is null, the 
//			default mode id used (command always executed). 
//			Otherwise, the method is executed
//
// input : - dev_ptr : pointer to the device on which the command must be
//		       executed
//	   - in_any : Incoming command data
//
// This method returns a boolean set to true if the command is allowed
//
//--------------------------------------------------------------------------

bool TemplCommand::is_allowed(DeviceImpl *dev_ptr,const CORBA::Any &in_any)
{
#if ((defined _TG_WINDOWS_) || (defined __SUNPRO_CC) || (defined GCC_STD))
	if (allowed_ptr == NULL)
#else
	if (allowed_ptr == (ALLO_PTR)NULL)
#endif
		return true;
	else
		return ((dev_ptr->*allowed_ptr)(in_any));
}

//+-------------------------------------------------------------------------
//
// method : 		execute
// 
// description : 	Execute the method associated with the command
//			(stored in the exe_ptr data)
//
// input : - dev_ptr : pointer to the device on which the command must be
//		       executed
//	   - in_any : Incoming command data
//
// This method returns a pointer to an CORBA::Any object with the command outing
// data.
//
//--------------------------------------------------------------------------

CORBA::Any *TemplCommand::execute(DeviceImpl *dev_ptr,const CORBA::Any &in_any)
{

//
// Execute the command associated method
//

	(dev_ptr->*exe_ptr)();
	return insert();
}

} // End of Tango namespace