PolicyParser.h

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// -*- lsst-c++ -*-

/* 
 * LSST Data Management System
 * Copyright 2008, 2009, 2010 LSST Corporation.
 * 
 * This product includes software developed by the
 * LSST Project (http://www.lsst.org/).
 *
 * This program 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.
 * 
 * This program 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 LSST License Statement and 
 * the GNU General Public License along with this program.  If not, 
 * see <http://www.lsstcorp.org/LegalNotices/>.
 */
 
#ifndef LSST_PEX_POLICY_PARSER_H
#define LSST_PEX_POLICY_PARSER_H

#include "lsst/daf/base/Citizen.h"
#include "lsst/pex/policy/Policy.h"
#include "lsst/pex/policy/PolicyParserFactory.h"

namespace lsst {
namespace pex {
namespace policy {

class PolicyParser : public lsst::daf::base::Citizen {
public: 

    PolicyParser(Policy& policy, bool strict=true) 
        : lsst::daf::base::Citizen(typeid(this)), _pol(policy), _strict(strict) { }

    virtual ~PolicyParser();

    bool isStrict() { return _strict; }

    void setStrict(bool strict) { _strict = strict; }

    virtual int parse(std::istream& is) = 0;


    Policy& getPolicy() { return _pol; }
    const Policy& getPolicy() const { return _pol; }

protected: 

    Policy& _pol;
    bool _strict;
};

}}}  // end namespace lsst::pex::policy

#endif // LSST_PEX_POLICY_PARSER_H