NamedColumnsParser.h

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/****************************************************************************/
// Eclipse SUMO, Simulation of Urban MObility; see https://eclipse.dev/sumo
// Copyright (C) 2001-2024 German Aerospace Center (DLR) and others.
// This program and the accompanying materials are made available under the
// terms of the Eclipse Public License 2.0 which is available at
// https://www.eclipse.org/legal/epl-2.0/
// This Source Code may also be made available under the following Secondary
// Licenses when the conditions for such availability set forth in the Eclipse
// Public License 2.0 are satisfied: GNU General Public License, version 2
// or later which is available at
// https://www.gnu.org/licenses/old-licenses/gpl-2.0-standalone.html
// SPDX-License-Identifier: EPL-2.0 OR GPL-2.0-or-later
/****************************************************************************/
// A parser to retrieve information from a table with known columns
/****************************************************************************/
#pragma once
#include <config.h>
 
#include <map>
#include <string>
#include <utils/common/StringTokenizer.h>
 
 
// ===========================================================================
// class definitions
// ===========================================================================
class NamedColumnsParser {
public:
    NamedColumnsParser();
 
 
    NamedColumnsParser(const std::string& def, const std::string& defDelim = ";",
                       const std::string& lineDelim = ";", bool chomp = false,
                       bool ignoreCase = true);
 
 
    ~NamedColumnsParser();
 
 
    void reinit(const std::string& def, const std::string& defDelim = ";",
                const std::string& lineDelim = ";", bool chomp = false,
                bool ignoreCase = true);
 
 
    void parseLine(const std::string& line);
 
 
    std::string get(const std::string& name,
                    bool prune = false) const;
 
 
    bool know(const std::string& name) const;
 
 
    bool hasFullDefinition() const;
 
 
private:
    void reinitMap(std::string def, const std::string& delim = ";",
                   bool chomp = false);
 
 
    void checkPrune(std::string& str, bool prune) const;
 
 
private:
    typedef std::map<std::string, int> PosMap;
 
    PosMap myDefinitionsMap;
 
    std::string myLineDelimiter;
 
    StringTokenizer myLineParser;
 
    bool myAmCaseInsensitive;
 
};