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PEP#: 138

TITLE: CQL Updates

DESCRIPTION: CQL Updates

#ifndef CQLFACTOR_H_HEADER_INCLUDED_BEE5D279
#define CQLFACTOR_H_HEADER_INCLUDED_BEE5D279

#include <Pegasus/Common/Config.h>
#include <Pegasus/CQL/CQLValue.h>
#include <Pegasus/CQL/CQLScope.h>
#include <Pegasus/CQL/Linkage.h>

PEGASUS_NAMESPACE_BEGIN

class PEGASUS_CQL_LINKAGE CQLExpression;
class PEGASUS_CQL_LINKAGE CQLFunction;

/**  The CQLFactor could contain a CQLValue, CQLExpression or CQLFunction.
       This class evaluates the object to get a CQLValue.
       If it contains a CQLValue, it will resolve the CQLValue. 
  */
//##ModelId=40FC33B7024E
class PEGASUS_CQL_LINKAGE CQLFactor
{
  public:
   CQLFactor(){}

    CQLFactor(CQLValue inCQLVal);

    CQLFactor(CQLExpression& inCQLExp);

    CQLFactor(CQLFunction inCQLFunc);
    CQLFactor(const CQLFactor& inCQLFact);

    ~CQLFactor(){}

    /** 
           The CQLFactor could contain a CQLValue, CQLExpression or CQLFunction.
           This method evaluates the object to get a CQLValue.
           If it contains a CQLValue, it will resolve the CQLValue by calling the
    resolve method
           on the CQLValue object. 
    
           If it contains a CQLFunction this method will invoke the getValue method
    on 
           CQLFunction, and the returned value will already be resolved.
    
           If it contains a CQLExpression this method will invoke the getValue
    method on 
           CQLExpression, and the returned value will already be resolved.
    
      */

    CQLValue getValue(CIMInstance CI, QueryContext& QueryCtx);
   CQLValue resolveValue(CIMInstance CI, QueryContext& QueryCtx);
   Boolean isSimpleValue();
   CQLValue getValue();
   CQLFunction getCQLFunction();
   CQLExpression getCQLExpression();
   String toString();
   void applyScopes(Array<CQLScope> inScopes);

  private:

    CQLExpression* _CQLExp;

    CQLValue _CQLVal;

    CQLFunction* _CQLFunct;

    /** if _invert is TRUE, multiply by -1 to invert the value.
      */

    Boolean _invert;

};

#ifndef PEGASUS_ARRAY_T
#define PEGASUS_ARRAY_T CQLFactor
#include <Pegasus/Common/ArrayInter.h>
#undef PEGASUS_ARRAY_T
#endif

PEGASUS_NAMESPACE_END

#endif /* CQLFACTOR_H_HEADER_INCLUDED_BEE5D279 */