cqlchainedidentifierrep.h

Pegasus is an open-source implementationof the DMTF CIM and WBEM standards. It is designed to be por

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// IBM Corp.; EMC Corporation, The Open Group.
// Copyright (c) 2004 BMC Software; Hewlett-Packard Development Company, L.P.;
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// EMC Corporation; VERITAS Software Corporation; The Open Group.
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//==============================================================================
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// Authors: David Rosckes ([e-mail])
//          Bert Rivero ([e-mail])
//          Chuck Carmack ([e-mail])
//          Brian Lucier ([e-mail])
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// Modified By: David Dillard, VERITAS Software Corp.
//                  ([e-mail])
//              Aruran, IBM([e-mail]) for Bug# 3588
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//%/////////////////////////////////////////////////////////////////////////////

#ifndef Pegasus_CQLChainedIdentifierRep_h
#define Pegasus_CQLChainedIdentifierRep_h

#include <Pegasus/CQL/Linkage.h>
#include <Pegasus/Common/Array.h>
#include <Pegasus/Common/String.h>
#include <Pegasus/CQL/CQLIdentifier.h>
#include <Pegasus/Query/QueryCommon/QueryChainedIdentifierRep.h>

PEGASUS_NAMESPACE_BEGIN
class CQLFactory;
/**
CQLChainedIdentifier class is used for parsing (not resolving)
the identifier portion of a CQL select statement.
A couple examples of a CQLIdentifier:

  Class.EmbeddedObject.Property[3]
  Class.Property#'OK'


The CQLChainedIdentifier class can parse and return each
 section of a CQL identifier.  The possible sections are:

     class (optional)
     zero or more embedded objects
     property

Note:  this must handle wildcard("*"), embedded objects, arrays, symbolic
constants, etc.
   */
class CQLChainedIdentifierRep : public QueryChainedIdentifierRep
{
  public:

    CQLChainedIdentifierRep();
    /**  constructor
          Parses the string into the various components of a CQL identifier.
          Throws parsing errors.
      */
    CQLChainedIdentifierRep(const String& inString);

    CQLChainedIdentifierRep(const CQLIdentifier &id);

    CQLChainedIdentifierRep(const CQLChainedIdentifierRep* rep);

    ~CQLChainedIdentifierRep();

    CQLChainedIdentifierRep& operator=(const CQLChainedIdentifierRep& rhs);

    CQLIdentifier operator[](Uint32 index)const;

    Array<CQLIdentifier> getSubIdentifiers()const;

    CQLIdentifier getLastIdentifier()const;

    friend class CQLFactory;

  private:

    void parse(const String& string);

};

PEGASUS_NAMESPACE_END

#endif /* Pegasus_CQLChainedIdentifierRep_h */