xml_ostream_writer.h

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//    |  /           |
//    ' /   __| _` | __|  _ \   __|
//    . \  |   (   | |   (   |\__ `
//   _|\_\_|  \__,_|\__|\___/ ____/
//                   Multi-Physics
//
//  License:         BSD License
//                   Kratos default license: kratos/license.txt
//
//  Main authors:    Suneth Warnakulasuriya
//
 
#pragma once
 
// System includes
#include <string>
#include <vector>
 
// Project includes
#include "includes/define.h"
#include "expression/literal_flat_expression.h"
#include "utilities/xml_utilities/xml_expression_element.h"
 
namespace Kratos {
 
 
/* @class XmlOStreamWriter
 * @ingroup KratosCore
 * @brief Output stream writer for XML format.
 * @author Suneth Warnakulasuriya
 */
class KRATOS_API(KRATOS_CORE) XmlOStreamWriter
{
public:
 
    using IndexType = std::size_t;
 
 
    XmlOStreamWriter(std::ostream& rOStream);
 
    virtual ~XmlOStreamWriter() = default;
 
 
    void WriteElement(
        const XmlExpressionElement& rElement,
        const IndexType Level = 0);
 
 
protected:
 
    std::ostream& mrOStream; 
 
 
    virtual void WriteExpressions(
        const std::vector<Expression::ConstPointer>& rExpressions,
        const std::string& rTabbing) = 0;
 
};
 
} // namespace Kratos