BSONTypeFormatter.hpp

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/*
 * BSONTypeFormatter.hpp
 *
 *  Created on: Jan 24, 2014
 *      Author: mdeazley
 */

#ifndef BSONTYPEFORMATTER_HPP_
#define BSONTYPEFORMATTER_HPP_

#include <mongotype.hpp>
#include <Parameters.hpp>
#include <BSONTypeMap.hpp>

namespace mongotype {

//----------------------------------------------------------------------------

class BSONTypeFormatter : public BSONTypeMap {

        Parameters& params;

public:

        BSONTypeFormatter(Parameters& pparams, const BSONElement& e) :
                        BSONTypeMap(e), params(pparams) {
        }

        string to_string() {
                string s;
                if (params.getTypeMask()) {
                        const BSONTypeElement& bsts = lookup();
                        s = "(";
                        if (params.getTypeMask() & TYPE_NAME) {
                                s += bsts.getName();
                        }
                        if (params.getTypeMask() & TYPE_DESC) {
                                if (s.length()) {
                                        s += "/";
                                }
                                s += bsts.getDesc();
                        }
                        if (params.getTypeMask() & TYPE_CODE) {
                                if (s.length()) {
                                        s += "/";
                                }
                                s += std::to_string((int)(element.type()));
                        }
                        s += ")";
                }
                return s;
        }

        OSTREAM_FRIEND(BSONTypeFormatter& bstf) {
                return out << bstf.to_string();
        }
};

} /* namespace mongotype */

#endif /* BSONTYPEFORMATTER_HPP_ */