1 karl  1.5 //%2005////////////////////////////////////////////////////////////////////////

  2 chuck 1.2 //

  3 karl  1.5 // Copyright (c) 2000, 2001, 2002 BMC Software; Hewlett-Packard Development
  4           // Company, L.P.; IBM Corp.; The Open Group; Tivoli Systems.
  5           // Copyright (c) 2003 BMC Software; Hewlett-Packard Development Company, L.P.;

  6 chuck 1.2 // IBM Corp.; EMC Corporation, The Open Group.

  7 karl  1.5 // Copyright (c) 2004 BMC Software; Hewlett-Packard Development Company, L.P.;
  8           // IBM Corp.; EMC Corporation; VERITAS Software Corporation; The Open Group.
  9           // Copyright (c) 2005 Hewlett-Packard Development Company, L.P.; IBM Corp.;
 10           // EMC Corporation; VERITAS Software Corporation; The Open Group.

 11 chuck 1.2 //
 12           // Permission is hereby granted, free of charge, to any person obtaining a copy
 13           // of this software and associated documentation files (the "Software"), to
 14           // deal in the Software without restriction, including without limitation the
 15           // rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
 16           // sell copies of the Software, and to permit persons to whom the Software is
 17           // furnished to do so, subject to the following conditions:
 18           // 
 19           // THE ABOVE COPYRIGHT NOTICE AND THIS PERMISSION NOTICE SHALL BE INCLUDED IN
 20           // ALL COPIES OR SUBSTANTIAL PORTIONS OF THE SOFTWARE. THE SOFTWARE IS PROVIDED
 21           // "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT
 22           // LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
 23           // PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 24           // HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
 25           // ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 26           // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 27           //
 28           //==============================================================================
 29           //
 30           // Authors: David Rosckes (rosckes@us.ibm.com)
 31           //          Bert Rivero (hurivero@us.ibm.com)
 32 chuck 1.2 //          Chuck Carmack (carmack@us.ibm.com)
 33           //          Brian Lucier (lucier@us.ibm.com)
 34           //
 35           // Modified By: 
 36           //
 37           //%/////////////////////////////////////////////////////////////////////////////
 38           
 39           #ifndef Pegasus_CQLExpressionRep_h
 40           #define Pegasus_CQLExpressionRep_h
 41           
 42           #include <Pegasus/Common/Config.h>
 43           #include <Pegasus/CQL/CQLValue.h>
 44           #include <Pegasus/CQL/Linkage.h>
 45           #include <Pegasus/CQL/CQLTerm.h>
 46           
 47           PEGASUS_NAMESPACE_BEGIN
 48           
 49           class PEGASUS_CQL_LINKAGE CQLFactory;
 50           class PEGASUS_QUERYCOMMON_LINKAGE QueryContext;
 51           
 52           class PEGASUS_CQL_LINKAGE CQLExpressionRep
 53 chuck 1.2 {
 54             public:
 55             CQLExpressionRep(){}
 56           
 57             CQLExpressionRep(const CQLTerm& theTerm);
 58             CQLExpressionRep(const CQLExpressionRep* rep);
 59           
 60             ~CQLExpressionRep();
 61             
 62             CQLValue resolveValue(const CIMInstance& CI, const QueryContext& QueryCtx);
 63             
 64             void appendOperation(const TermOpType theTermOpType, const CQLTerm& theTerm);
 65             
 66             String toString()const;
 67             
 68             Boolean isSimple()const;
 69             
 70             Boolean isSimpleValue()const;
 71             
 72             Array<CQLTerm> getTerms()const;
 73             
 74 chuck 1.2   Array<TermOpType> getOperators()const;
 75             
 76             void applyContext(QueryContext& inContext,
 77           		    CQLChainedIdentifier& inCid);

 78 humberto 1.4 /*  

 79 chuck    1.2   Boolean operator==(const CQLExpressionRep& rep)const;
 80                
 81                Boolean operator!=(const CQLExpressionRep& rep)const;

 82 humberto 1.4   */

 83 chuck    1.2   friend class CQLFactory;
 84                
 85               private:
 86                
 87                /**  The _TermOperators member variable is an 
 88                     array of operators that are valid to operate on Terms in a CQL
 89                     expression. 

 90 chuck    1.3        Valid operators include concatentation, add and subtract.

 91 chuck    1.2        
 92                     The array is ordered according to the operation from left to right.
 93                */
 94                Array<TermOpType> _TermOperators;
 95                
 96                /**  The _CQLTerms member variable is an 
 97                     array of operands that are valid in a CQL expression. 
 98                     
 99                     The array is ordered according to the operation from left to right.
100                */
101                Array<CQLTerm> _CQLTerms;
102                
103              };
104              
105              PEGASUS_NAMESPACE_END
106              
107              
108              #endif /* CQLEXPRESSION_H_HEADER_INCLUDED_BEE5929F */