/usr/include/Poco/Util/Validator.h is in libpoco-dev 1.8.0.1-1ubuntu4.
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// Validator.h
//
// Library: Util
// Package: Options
// Module: Validator
//
// Definition of the Validator class.
//
// Copyright (c) 2006, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// SPDX-License-Identifier: BSL-1.0
//
#ifndef Util_Validator_INCLUDED
#define Util_Validator_INCLUDED
#include "Poco/Util/Util.h"
#include "Poco/RefCountedObject.h"
namespace Poco {
namespace Util {
class Option;
class Util_API Validator: public Poco::RefCountedObject
/// Validator specifies the interface for option validators.
///
/// Option validators provide a simple way for the automatic
/// validation of command line argument values.
{
public:
virtual void validate(const Option& option, const std::string& value) = 0;
/// Validates the value for the given option.
/// Does nothing if the value is valid.
///
/// Throws an OptionException otherwise.
protected:
Validator();
/// Creates the Validator.
virtual ~Validator();
/// Destroys the Validator.
};
} } // namespace Poco::Util
#endif // Util_Validator_INCLUDED
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