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File: [Pegasus] / pegasus / src / Pegasus / CQL / CQLTermRep.h
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Revision: 1.1.2.7, Mon Oct 18 20:50:07 2004 UTC (19 years, 8 months ago) by humberto Branch: CQL_2_5_BRANCH Changes since 1.1.2.6: +6 -6 lines PEP#: 193 TITLE: CQL Stage 1 DESCRIPTION: Code cleanup |
//%2003//////////////////////////////////////////////////////////////////////// // // Copyright (c) 2000, 2001, 2002 BMC Software, Hewlett-Packard Development // Company, L. P., IBM Corp., The Open Group, Tivoli Systems. // Copyright (c) 2003 BMC Software; Hewlett-Packard Development Company, L. P.; // IBM Corp.; EMC Corporation, The Open Group. // // Permission is hereby granted, free of charge, to any person obtaining a copy // of this software and associated documentation files (the "Software"), to // deal in the Software without restriction, including without limitation the // rights to use, copy, modify, merge, publish, distribute, sublicense, and/or // sell copies of the Software, and to permit persons to whom the Software is // furnished to do so, subject to the following conditions: // // THE ABOVE COPYRIGHT NOTICE AND THIS PERMISSION NOTICE SHALL BE INCLUDED IN // ALL COPIES OR SUBSTANTIAL PORTIONS OF THE SOFTWARE. THE SOFTWARE IS PROVIDED // "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT // LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR // PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT // HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN // ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. // //============================================================================== // // Authors: David Rosckes (rosckes@us.ibm.com) // Bert Rivero (hurivero@us.ibm.com) // Chuck Carmack (carmack@us.ibm.com) // Brian Lucier (lucier@us.ibm.com) // // Modified By: // //%///////////////////////////////////////////////////////////////////////////// #ifndef Pegasus_CQLTermRep_h #define Pegasus_CQLTermRep_h #include <Pegasus/Common/Config.h> #include <Pegasus/CQL/CQLValue.h> #include <Pegasus/CQL/Linkage.h> #include <Pegasus/CQL/CQLFactor.h> PEGASUS_NAMESPACE_BEGIN class PEGASUS_CQL_LINKAGE CQLFactory; class PEGASUS_CQL_LINKAGE QueryContext; /** The CQLTerm class encapsulates each CQL term in a CQL expression. This class contains an array of CQLFactor objects and an array of CQLOperator objects. */ // /** The CQLTerm class encapsulates a generic CQL term to make it easier to break into pieces (factors) and process the term. A CQL term is made up of factors and operators. For example, 'A * B' is a CQLTerm, where 'A' and 'B' are factors, and '*' is an operator on a factor. There must be exactly one more factor than there are operators. */ class PEGASUS_CQL_LINKAGE CQLTermRep { public: CQLTermRep(); /** constructor takes one CQLFactor object. */ CQLTermRep(const CQLFactor & theFactor); CQLTermRep(const CQLTermRep* rep); ~CQLTermRep(); /** the getValue method evaluates the CQL term and returns the value. Any property that need to be resolved into a value is taken from the CIMInstance. */ CQLValue resolveValue(CIMInstance CI, QueryContext& QueryCtx); /** The appendOperation is used by Bison. It is invoked 0 or more times for the CQLTerm, and when invoked will always pass in an integer that is the Factor operation type and a CQLFactor object. */ void appendOperation(FactorOpType inFactorOpType, CQLFactor inFactor); String toString()const; Boolean isSimple()const; Boolean isSimpleValue()const; Array<CQLFactor> getFactors()const; Array<FactorOpType> getOperators()const; void applyContext(QueryContext& inContext, CQLChainedIdentifier& inCid); friend class CQLFactory; private: Array<FactorOpType> _FactorOperators; Array<CQLFactor> _Factors; }; PEGASUS_NAMESPACE_END #endif
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