65 lines
1.8 KiB
C
65 lines
1.8 KiB
C
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/*++
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Copyright (C) 1996-1999 Microsoft Corporation
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Module Name:
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DUMBNODE.H
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Abstract:
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WBEM Dumb Node
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History:
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--*/
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#ifndef __WMI_DUMBNODE__H_
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#define __WMI_DUMBNODE__H_
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#include "evaltree.h"
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//
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// This node is used when not enough information exists about the objects being
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// tested to perform fast, strongly typed, handle-based comparisons. Instead,
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// it is based on the core query engine code for evaluating a token. Having
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// evaluated a token, it can take a NULL, TRUE, or FALSE branches.
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//
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class CDumbNode : public CBranchingNode
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{
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protected:
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QL_LEVEL_1_TOKEN m_Token;
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int EvaluateToken(IWbemPropertySource *pTestObj, QL_LEVEL_1_TOKEN& Tok);
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LPWSTR NormalizePath(LPCWSTR wszObjectPath);
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public:
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CDumbNode(QL_LEVEL_1_TOKEN& Token);
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CDumbNode(const CDumbNode& Other, BOOL bChildren = TRUE);
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virtual ~CDumbNode();
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HRESULT Validate(IWbemClassObject* pClass);
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virtual CEvalNode* Clone() const {return new CDumbNode(*this);}
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virtual CBranchingNode* CloneSelf() const
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{return new CDumbNode(*this, FALSE);}
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virtual HRESULT Compile(CContextMetaData* pNamespace,
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CImplicationList& Implications);
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virtual HRESULT CombineBranchesWith(CBranchingNode* pArg2, int nOp,
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CContextMetaData* pNamespace,
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CImplicationList& Implications,
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bool bDeleteThis, bool bDeleteArg2,
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CEvalNode** ppRes);
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virtual long GetSubType();
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virtual int SubCompare(CEvalNode* pOther);
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virtual int ComparePrecedence(CBranchingNode* pOther);
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virtual HRESULT Evaluate(CObjectInfo& ObjInfo, INTERNAL CEvalNode** ppNext);
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virtual void Dump(FILE* f, int nOffset);
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virtual HRESULT OptimizeSelf();
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};
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#endif
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