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#ifndef ServerCommand_h
#define ServerCommand_h
/******************************************************************************
*
* Copyright (C) 2002 Hugo PEREIRA <mailto: hugo.pereira@free.fr>
*
* This is free software; you can redistribute it and/or modify it under the
* terms of the GNU General Public License as published by the Free Software
* Foundation; either version 2 of the License, or (at your option) any later
* version.
*
* This software 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 General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License along with
* this program. If not, see <http://www.gnu.org/licenses/>.
*
*******************************************************************************/
#include "ApplicationId.h"
#include "CommandLineArguments.h"
#include "Counter.h"
#include "CppUtil.h"
#include "Debug.h"
#include "TimeStamp.h"
#include "XmlOption.h"
#include <QDataStream>
#include <QString>
#include <QHash>
#include <QTextStream>
namespace Server
{
//_________________________________________
//* command to be send over the server
class ServerCommand final:private Base::Counter<ServerCommand>
{
public:
//* command type
enum CommandType
{
None,
Accepted,
Alive,
Denied,
Abort,
Identify,
IdentifyServer,
Killed,
Raise,
Request,
Unlock,
GeometryRequest,
Geometry,
Option
};
//* list
using List = QList<ServerCommand>;
//* constructor
explicit ServerCommand( const ApplicationId& id = ApplicationId(), const CommandType& command = None );
//*@name accessors
//@{
//* true if this command is a child of argument
/** this is needed to have commands appear in Tree view */
bool isChild( const ServerCommand& command ) const
{ return timeStamp() >= command.timeStamp() && id() == command.id(); }
//* time stamp
const TimeStamp& timeStamp() const
{ return timestamp_; }
//* client id
quint32 clientId() const
{ return clientId_; }
//* application id
const ApplicationId& id() const
{ return id_; }
//* command
CommandType command() const
{ return command_; }
//* command name
QString commandName() const
{ return _commandNames()[ command() ]; }
//* arguments
const CommandLineArguments& arguments() const
{ return arguments_; }
//* option
const XmlOption& option() const
{
Q_ASSERT( command() == ServerCommand::Option );
return option_;
}
//@}
//*@name modifiers
//@{
//* client id
void setClientId( quint32 value )
{ clientId_ = value; }
//* application id
void setId( const ApplicationId& id )
{ id_ = id; }
//* command
void setCommand( const CommandType& command )
{ command_ = command; }
//* argument
void setArguments( const CommandLineArguments& arguments )
{ arguments_ = arguments; }
//* option
void setXmlOption( const XmlOption& option )
{
Q_ASSERT( command() == ServerCommand::Option );
option_ = option;
}
//@}
private:
//* command names
using CommandMap = QHash<CommandType, QString>;
//* command names
static CommandMap& _commandNames();
//* time stamp
TimeStamp timestamp_;
//* client id
quint32 clientId_ = 0;
//* application id
ApplicationId id_;
//* command
CommandType command_;
//* arguments
CommandLineArguments arguments_;
//* option
XmlOption option_;
//*@name serializer
//@{
friend QDataStream& operator << (QDataStream&, const ServerCommand& );
friend QDataStream& operator >> (QDataStream&, ServerCommand& );
//@}
};
//* equal-to operator
inline bool operator == ( const ServerCommand& first, const ServerCommand& second )
{
return first.timeStamp() == second.timeStamp() &&
first.id() == second.id() &&
first.command() == second.command();
}
//* less-than operator
inline bool operator < ( const ServerCommand& first, const ServerCommand& second )
{
if( first.timeStamp() != second.timeStamp() ) return first.timeStamp() < second.timeStamp();
if( first.id() != second.id() ) return first.id() < second.id();
// to order command, place IdentifyServer first
if( first.command() != second.command() ) return ( first.command() == ServerCommand::IdentifyServer || first.command() < second.command() );
return false;
}
}
#endif
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