wqlqueryexpressionrep.h

Pegasus is an open-source implementationof the DMTF CIM and WBEM standards. It is designed to be por

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// Author: Adrian Schuur ([e-mail])
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// Modified By:
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#ifndef Pegasus_WQLQueryExpressionRep_h
#define Pegasus_WQLQueryExpressionRep_h

#include <Pegasus/Common/Config.h>
#include <Pegasus/Common/String.h>
#include <Pegasus/Common/CIMName.h>
#include <Pegasus/Common/CIMInstance.h>
#include <Pegasus/Common/CIMPropertyList.h>

#include <Pegasus/Common/QueryExpressionRep.h>
#include "WQLSelectStatement.h"

PEGASUS_NAMESPACE_BEGIN

class WQLSelectStatement;

class PEGASUS_WQL_LINKAGE WQLQueryExpressionRep : public QueryExpressionRep {
  friend class QueryExpression;
  public:
    WQLQueryExpressionRep(const String & queryLanguage)
      : QueryExpressionRep(queryLanguage), _stmt(NULL) {}
    WQLQueryExpressionRep(const String & queryLanguage, WQLSelectStatement *s)
      : QueryExpressionRep(queryLanguage), _stmt(s){}
    WQLQueryExpressionRep(const String & queryLanguage, String & query)
      : QueryExpressionRep(queryLanguage,query), _stmt(NULL) {}

    PEGASUS_HIDDEN_LINKAGE
    virtual ~WQLQueryExpressionRep();

    PEGASUS_HIDDEN_LINKAGE
    virtual const CIMPropertyList getPropertyList() const;

    PEGASUS_HIDDEN_LINKAGE
    virtual Boolean evaluate(const CIMInstance &) const;

    PEGASUS_HIDDEN_LINKAGE
    virtual void applyProjection(CIMInstance &, Boolean allowMissing);

    PEGASUS_HIDDEN_LINKAGE
    void _parse();

    WQLSelectStatement *_stmt;
};

PEGASUS_NAMESPACE_END

#endif