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//===-- MICmdArgSet.h -------------------------------------------*- C++ -*-===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//

//++
// File:		MICmdArgSet.h
//
// Overview:	CMICmdArgSet interface.
//
// Environment:	Compilers:	Visual C++ 12.
//							gcc (Ubuntu/Linaro 4.8.1-10ubuntu9) 4.8.1
//				Libraries:	See MIReadmetxt. 
//
// Copyright:	None.
//--

#pragma once

// Third party headers:
#include <vector>

// In-house headers:
#include "MICmnBase.h"
#include "MICmdArgContext.h"

// Declarations:
class CMICmdArgValBase;

//++ ============================================================================
// Details:	MI common code class. Command arguments container class.
//			A command may have one or more arguments of which some may be optional.
//			*this class contains a list of the command's arguments which are 
//			validates against the commands argument options string (context string).
//			Each argument tries to extract the value it is looking for.
//			Argument objects added to *this container are owned by this container
//			and are deleted when this container goes out of scope. Allocate argument
//			objects on the heap.
//			It is assummed the arguments to be parsed are read from left to right in
//			order. The order added to *this container is the order they will parsed.
// Gotchas:	None.
// Authors:	Illya Rudkin 14/04/2014.
// Changes:	None.
//--
class CMICmdArgSet : public CMICmnBase
{
// Classes:
public:
	//++
	// Description: ArgSet's interface for command arguments to implement.
	//--
	class IArg
	{
	public:
		virtual bool					GetFound( void ) const = 0;
		virtual bool					GetIsHandledByCmd( void ) const = 0;
		virtual	bool					GetIsMandatory( void ) const = 0;
		virtual	bool					GetIsMissingOptions( void ) const = 0;
		virtual const CMIUtilString &	GetName( void ) const = 0;
		virtual	bool					GetValid( void ) const = 0;
		virtual bool					Validate( CMICmdArgContext & vwArgContext ) = 0;
	
		/* dtor */ virtual ~IArg( void ) {};
	};

// Typedefs:
public:
	typedef std::vector< CMICmdArgValBase * >	SetCmdArgs_t;

// Methods:
public:
	/* ctor */	CMICmdArgSet( void );
	
	bool					Add( const CMICmdArgValBase & vArg );
	bool 					GetArg( const CMIUtilString & vArgName, CMICmdArgValBase *& vpArg ) const;
	const SetCmdArgs_t &	GetArgsThatAreMissing( void ) const;
	const SetCmdArgs_t &	GetArgsThatInvalid( void ) const;
	MIuint					GetCount( void ) const;
	bool					IsArgContextEmpty( void ) const;
	bool					IsArgsPresentButNotHandledByCmd( void ) const;
	void					WarningArgsNotHandledbyCmdLogFile( const CMIUtilString & vrCmdName );
	bool					Validate( const CMIUtilString & vStrMiCmd, CMICmdArgContext & vwCmdArgsText );

// Overrideable:
public:
	/* dtor */ virtual ~CMICmdArgSet( void );

// Methods:
private:
	const SetCmdArgs_t &	GetArgsNotHandledByCmd( void ) const;
	void					Destroy( void );						// Release resources used by *this object
	bool					ValidationFormErrorMessages( const CMICmdArgContext & vwCmdArgsText );

// Attributes:
private:
	bool					m_bIsArgsPresentButNotHandledByCmd;	// True = The driver's client presented the command with options recognised but not handled by a command, false = all args handled
	SetCmdArgs_t			m_setCmdArgs;						// The set of arguments that are that the command is expecting to find in the options string
	SetCmdArgs_t			m_setCmdArgsThatAreMissing;			// The set of arguments that are required by the command but are missing
	SetCmdArgs_t			m_setCmdArgsThatNotValid;			// The set of arguments found in the text but for some reason unable to extract a value
	SetCmdArgs_t			m_setCmdArgsNotHandledByCmd;		// The set of arguments specified by the command which were present to the command but not handled
	SetCmdArgs_t			m_setCmdArgsMissingInfo;			// The set of arguments that were present but were found to be missing additional information i.e. --thread 3 but 3 is missing
	CMICmdArgContext		m_cmdArgContext;					// Copy of the command's argument options text before validate takes place (empties it of content)
	const CMIUtilString		m_constStrCommaSpc;
};