OW_WQLInstancePropertySource.hpp

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00001 /*******************************************************************************
00002 * Copyright (C) 2003-2004 Vintela, Inc. All rights reserved.
00003 *
00004 * Redistribution and use in source and binary forms, with or without
00005 * modification, are permitted provided that the following conditions are met:
00006 *
00007 *  - Redistributions of source code must retain the above copyright notice,
00008 *    this list of conditions and the following disclaimer.
00009 *
00010 *  - Redistributions in binary form must reproduce the above copyright notice,
00011 *    this list of conditions and the following disclaimer in the documentation
00012 *    and/or other materials provided with the distribution.
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00014 *  - Neither the name of Vintela, Inc. nor the names of its
00015 *    contributors may be used to endorse or promote products derived from this
00016 *    software without specific prior written permission.
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00018 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
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00030 
00035 #ifndef OW_WQL_INSTANCE_PROPERTY_SOURCE_HPP_INCLUDE_GUARD
00036 #define OW_WQL_INSTANCE_PROPERTY_SOURCE_HPP_INCLUDE_GUARD
00037 #include "OW_config.h"
00038 #include "OW_WQLPropertySource.hpp"
00039 #include "OW_CIMInstance.hpp"
00040 #include "OW_CIMOMHandleIFC.hpp"
00041 #include "OW_String.hpp"
00042 
00043 namespace OW_NAMESPACE
00044 {
00045 
00046 class OW_WQLCOMMON_API WQLInstancePropertySource : public WQLPropertySource
00047 {
00048 public:
00049    WQLInstancePropertySource(const CIMInstance& ci_,
00050       const CIMOMHandleIFCRef& hdl,
00051       const String& ns)
00052       : ci(ci_)
00053       , m_hdl(hdl)
00054       , m_ns(ns)
00055    {
00056    }
00057    ~WQLInstancePropertySource();
00058    virtual bool evaluateISA(const String &propertyName, const String &className) const;
00059    virtual bool getValue(const String &propertyName, WQLOperand &value) const;
00060 private:
00061    // This is for recursion on embedded instances
00062    bool evaluateISAAux(const CIMInstance& ci, StringArray propNames, const String &className) const;
00063    bool classIsDerivedFrom(const String& cls, const String& className) const;
00064    // This is for recursion on embedded instances
00065    static bool getValueAux(const CIMInstance& ci, const StringArray& propNames, WQLOperand& value);
00066 private:
00067    CIMInstance ci;
00068 
00069 #ifdef OW_WIN32
00070 #pragma warning (push)
00071 #pragma warning (disable: 4251)
00072 #endif
00073 
00074    CIMOMHandleIFCRef m_hdl;
00075 
00076 #ifdef OW_WIN32
00077 #pragma warning (pop)
00078 #endif
00079 
00080    String m_ns;
00081 };
00082 
00083 } // end namespace OW_NAMESPACE
00084 
00085 #endif

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