Searchable.h

Go to the documentation of this file.

/*
 * SPDX-FileCopyrightText: 2006-2021 Istituto Italiano di Tecnologia (IIT)
 * SPDX-FileCopyrightText: 2006-2010 RobotCub Consortium
 * SPDX-License-Identifier: BSD-3-Clause
 */
 
#ifndef YARP_OS_SEARCHABLE_H
#define YARP_OS_SEARCHABLE_H
 
#include <yarp/os/api.h>
 
#include <cstddef>
#include <string>
 
namespace yarp::os {
class Value;
class Bottle;
} // namespace yarp::os
 
namespace yarp::os {
 
class YARP_os_API Searchable
{
public:
    explicit Searchable();
 
    Searchable(const Searchable& rhs) = default;
 
    Searchable(Searchable&& rhs) noexcept = default;
 
    virtual ~Searchable();
 
    Searchable& operator=(const Searchable& rhs) = default;
 
    Searchable& operator=(Searchable&& rhs) noexcept = default;
 
    virtual bool check(const std::string& key) const = 0;
 
 
    virtual bool check(const std::string& key,
                       const std::string& comment) const;
 
    virtual Value& find(const std::string& key) const = 0;
 
    virtual Bottle& findGroup(const std::string& key) const = 0;
 
    Bottle& findGroup(const std::string& key, const std::string& comment) const;
 
    virtual bool check(const std::string& key,
                       Value*& result,
                       const std::string& comment = "") const;
 
 
    virtual Value check(const std::string& key,
                        const Value& fallback,
                        const std::string& comment = "") const;
 
    virtual bool isNull() const;
 
    virtual std::string toString() const = 0;
};
 
} // namespace yarp::os
 
#endif // YARP_OS_SEARCHABLE_H