BaseRule.h

// BaseRule.h:
// -----------
//

#ifndef __IPSDKBASEPROCESSING_BASERULE_H__
#define __IPSDKBASEPROCESSING_BASERULE_H__

// suppression warnings
// warning C4251: 'boost::enable_shared_from_this<T>::weak_this_' : class 'boost::weak_ptr<T>' needs to have dll-interface to be used by clients of class 'boost::enable_shared_from_this<T>'
// warning C4275: non dll-interface class 'boost::noncopyable_::noncopyable' used as base for dll-interface class 'ipsdk::processor::BaseRule'
#pragma warning (push)
#pragma warning (disable : 4251 4275)

#include <IPSDKBaseProcessing/IPSDKBaseProcessingExports.h>
#include <IPSDKBaseProcessing/Rule/RuleTypes.h>
#include <IPSDKUtil/BaseTypes.h>
#include <IPSDKUtil/Tools/ProcessingResult.h>
#include <boost/noncopyable.hpp>

namespace ipsdk {
namespace processor {

class RuleOr;
class RuleAnd;
class RuleNot;
class RuleIf;


class IPSDKBASEPROCESSING_API BaseRule : public boost::noncopyable
{
    // friend class for protected member access
    friend class RuleAnd;
    friend class RuleOr;
    friend class RuleNot;
    friend class RuleIf;

public:
    BaseRule();
    virtual ~BaseRule() = 0;
    
// methods
public:
    virtual eRuleType   getRuleType() const = 0;

    bool                isInit() const;

    BoolResult          isSatisfied() const;

    std::string         getRuleFormalString() const;

    std::string         getRuleEvaluatedString() const;

protected:
    void                initBase();

    std::string         createRuleEvaluatedStartString(const ipUInt32 increment) const;

    virtual bool        testRule() const = 0;

    virtual std::string createRuleFormalString() const = 0;

    virtual std::string createRuleEvaluatedString(const ipUInt32 increment) const = 0;

// attributes
private:
    bool                    _bInit;
};


inline bool
BaseRule::isInit() const
{
    return _bInit;
}


} // end of namespace processor
} // end of namespace ipsdk

#pragma warning (pop)

#endif // __IPSDKBASEPROCESSING_BASERULE_H__