StringValue.hpp

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/*
 
  This file is part of OpenFLUID software
  Copyright(c) 2021-2026, INRAE
 
 
 == GNU General Public License Usage ==
 
  OpenFLUID 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 3 of the License, or
  (at your option) any later version.
 
  OpenFLUID 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 OpenFLUID. If not, see <http://www.gnu.org/licenses/>.
 
 
 == Other Usage ==
 
  Other Usage means a use of OpenFLUID that is inconsistent with the GPL
  license, and requires a written agreement between You and INRA.
  Licensees for Other Usage of OpenFLUID may use this file in accordance
  with the terms contained in the written agreement between You and INRA.
  
*/
 
 
/**
  @file StringValue.hpp
 
  @author Jean-Christophe FABRE <jean-christophe.fabre@inra.fr>
 */
 
 
#ifndef __OPENFLUID_CORE_STRINGVALUE_HPP__
#define __OPENFLUID_CORE_STRINGVALUE_HPP__
 
 
#include <string>
#include <vector>
 
#include <openfluid/core/SimpleValue.hpp>
#include <openfluid/dllexport.hpp>
 
 
namespace openfluid { namespace core {
 
 
bool OPENFLUID_API stringToBoolean(const std::string& Str);
// first defined here and not in tools because of circular import issue
 
 
/**
  StringValue is a container for a std::string value, with methods for conversion
  to other containers derived from Value.\n
 
@see Value
 
  <I>Example : declaration</I>
  @snippet misc/values.cpp string_decl
 
  <I>Example : getting the contained value</I>
  @snippet misc/values.cpp string_get
 
  <I>Example : setting the contained value</I>
  @snippet misc/values.cpp string_set
 
  @cond OpenFLUID:completion
  {
    "contexts" : ["ANYWARE"],
    "menupath" : ["Types", "Values"],
    "title" : "StringValue",
    "text" : "openfluid::core::StringValue %%SEL_START%%Val%%SEL_END%%"
  }
  @endcond
*/
class OPENFLUID_API StringValue : public SimpleValue
{
  private:
 
    std::string m_Value;
 
    static bool convertStringToDouble(const std::string& Str, double& Dbl);
 
    static std::vector<std::string> splitString(const std::string& StrToSplit,
                                                const std::string& Separators,
                                                bool ReturnsEmpty = false);
 
    std::vector<std::string> split(const std::string& Separators,
                                   bool ReturnsEmpty = false) const;
 
 
  public:
 
    /**
      Default constructor
    */
    StringValue() : SimpleValue(), m_Value("")
    { }
 
    /**
      Copy constructor
    */
    StringValue(const StringValue& Val) : SimpleValue(),
      m_Value(Val.m_Value)
    { }
 
    /**
      Constructor from char*
    */
    StringValue(const char* Val) : SimpleValue(), m_Value(std::string(Val))
    {
 
    }
 
    /**
      Constructor from std::string
    */
    StringValue(const std::string& Val) : SimpleValue(), m_Value(Val)
    {
 
    }
 
    /**
      Constructor from bool
    */
    StringValue(bool Val);
 
    /**
      Constructor from int
    */
    StringValue(int Val);
 
    /**
      Constructor from double
    */
    StringValue(double Val);
 
    StringValue& operator=(const Value& Other) override;
 
    StringValue& operator=(Value&& Other) override;
 
    StringValue& operator=(const StringValue& Other) = default;
 
    StringValue& operator=(StringValue&& Other) = default;
 
    virtual ~StringValue() = default;
 
 
    /**
      Cast operator
    */
    operator std::string() const
    {
      return m_Value;
    }
 
    inline Type getType() const override
    {
      return Value::STRING;
    }
 
    Value* clone() const override
    {
      return new StringValue(*this);
    }
 
    bool convert(Value& Val) const override;
 
    /**
      Returns the string value as std::string type
      @return the string value
    */
    inline std::string get() const
    {
      return m_Value;
    }
 
    /**
      Returns a reference to the string value as std::string type
      @return the string value
    */
    inline std::string& data()
    {
      return m_Value;
    }
 
    /**
      Returns a reference to the string value as std::string type
      @return the string value
    */
    inline const std::string& data() const
    {
      return m_Value;
    }
 
    /**
      Sets the string value
      @param[in] Val the string value
    */
    inline void set(const std::string& Val)
    {
      m_Value = Val;
    }
 
    inline void clear()
    { 
      m_Value.clear();
    }
 
    void writeToStream(std::ostream& OutStm) const override;
 
    void writeQuotedToStream(std::ostream& OutStm) const override
    {
      OutStm << "\"" ; writeToStream(OutStm); OutStm << "\"" ;
    }
 
    /**
      Returns the size of the string
      @return size of the string
    */
    inline unsigned long getSize() const
    {
      return m_Value.size();
    }
 
    /**
      Returns the size of the string
      @return size of the string
    */
    unsigned long size() const
    {
      return m_Value.size();
    }
 
 
    /**
      Replaces all occurences of FindStr by ReplaceStr
      @param[in] FindStr the substring to find
      @param[in] ReplaceStr the substring to replace the found substrings
      @return the number of occurences
    */
    unsigned int replaceAll(const std::string& FindStr,const std::string& ReplaceStr);
 
 
    /**
      Try to find the the most adapted type for conversion
      @return the most adapted type for conversion (if the value is empty)
    */
    Value::Type guessTypeConversion() const;
 
 
    /**
      Converts the contained string to a double value (if possible)
      @return bool true if the conversion is correct, false otherwise
    */
    bool toDouble(double& Val) const;
 
    /**
      Converts the contained string to a DoubleValue (if possible)
      @param[out] Val the converted value
      @return bool true if the conversion is correct, false otherwise
    */
    bool toDoubleValue(DoubleValue& Val) const;
 
    /**
      Converts the contained string to a boolean value (if possible)
      @param[out] Val the converted value
      @return bool true if the conversion is correct, false otherwise
    */
    bool toBoolean(bool& Val) const;
 
    /**
      Converts the contained string to a BooleanValue (if possible)
      @param[out] Val the converted value
      @return bool true if the conversion is correct, false otherwise
    */
    bool toBooleanValue(BooleanValue& Val) const;
 
    /**
      Converts the contained string to an int value (if possible)
      @param[out] Val the converted value
      @return bool true if the conversion is correct, false otherwise
    */
    bool toInteger(int& Val) const;
 
    /**
      Converts the contained string to a long value (if possible)
      @param[out] Val the converted value
      @return bool true if the conversion is correct, false otherwise
    */
    bool toInteger(long& Val) const;
 
    /**
      Converts the contained string to an IntegerValue (if possible)
      @param[out] Val the converted value
      @return bool true if the conversion is correct, false otherwise
    */
    bool toIntegerValue(IntegerValue& Val) const;
 
    /**
      Converts the contained string to a NullValue (if possible)
      @param[out] Val the converted value
      @return bool true if the conversion is correct, false otherwise
    */
    bool toNullValue(NullValue& Val) const;
 
    /**
      Converts the contained string to a VectorValue value (if possible)
      @param[out] Val the converted value
      @return bool true if the conversion is correct, false otherwise
    */
    bool toVectorValue(VectorValue& Val) const;
 
    /**
      Converts the contained string to a MatrixValue value (if possible)
      @param[out] Val the converted value
      @return bool true if the conversion is correct, false otherwise
    */
    bool toMatrixValue(MatrixValue& Val) const;
 
    /**
      Converts the contained string to a MatrixValue value (if possible)
      @param[in] RowLength the size of a row
      @param[out] Val the converted value
      @return bool true if the conversion is correct, false otherwise
    */
    bool toMatrixValue(const unsigned int& RowLength, MatrixValue& Val) const;
 
    /**
      Converts the contained string to a MapValue value (if possible)
      @param[out] Val the converted value
      @return bool true if the conversion is correct, false otherwise
    */
    bool toMapValue(MapValue& Val) const;
 
    /**
      Converts the contained string to a TreeValue value (if possible)
      @param[out] Val the converted value
      @return bool true if the conversion is correct, false otherwise
      @throw FrameworkException when called
      @warning This method is currently not implement and always throws a FrameworkException
    */
    bool toTreeValue(TreeValue& Val) const;
 
};
 
 
} }  // namespaces
 
 
#endif /* __OPENFLUID_CORE_STRINGVALUE_HPP__ */