UnconditionalGuardEncoding.hh

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/*
    Copyright (c) 2002-2009 Tampere University.
 
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/**
 * @file UnconditionalGuardEncoding.hh
 *
 * Declaration of UnconditionalGuardEncoding class.
 *
 * @author Lasse Laasonen 2005 (lasse.laasonen-no.spam-tut.fi)
 * @note rating: red
 */
 
#ifndef TTA_UNCONDITIONAL_GUARD_ENCODING_HH
#define TTA_UNCONDITIONAL_GUARD_ENCODING_HH
 
#include <string>
 
#include "GuardEncoding.hh"
#include "Exception.hh"
 
/**
 * The UnconditionalGuardEncoding class maps always true guard term to a
 * control code.
 *
 * Instances of this class are always registered to a guard field.
 */
class UnconditionalGuardEncoding : public GuardEncoding {
public:
    UnconditionalGuardEncoding(
        bool inverted, unsigned int encoding, GuardField& parent);
    UnconditionalGuardEncoding(const ObjectState* state, GuardField& parent);
    virtual ~UnconditionalGuardEncoding();
 
    virtual ObjectState* saveState() const;
 
    /// ObjectState name for unconditional guard encoding.
    static const std::string OSNAME_UNCONDITIONAL_GUARD_ENCODING;
};
 
#endif