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/*
* File: OptionContext.h
*
* Copyright (c) Freescale Semiconductor, Inc. All rights reserved.
* See included license file for license details.
*/
#if !defined(_OptionContext_h_)
#define _OptionContext_h_
#include <string>
#include "Value.h"
namespace elftosb
{
/*!
* \brief Pure abstract interface class to a table of options.
*/
class OptionContext
{
public:
//! \brief Detemine whether the named option is present in the table.
//! \param name The name of the option to query.
//! \retval true The option is present and has a value.
//! \retval false No option with that name is in the table.
virtual bool hasOption(const std::string & name) const=0;
//! \brief Returns the option's value.
//! \param name The name of the option.
//! \return The value for the option named \a name.
//! \retval NULL No option is in the table with that name.
virtual const Value * getOption(const std::string & name) const=0;
//! \brief Adds or changes an option's value.
//!
//! If the option was not already present in the table, it is added.
//! Otherwise the old value is replaced.
//!
//! \param name The option's name.
//! \param value New value for the option.
virtual void setOption(const std::string & name, Value * value)=0;
//! \brief Removes an option from the table.
//! \param name The name of the option to remove.
virtual void deleteOption(const std::string & name)=0;
};
}; // namespace elftosb
#endif // _OptionContext_h_
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