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 2 martin 1.9 //

 3 martin 1.8 // Licensed to The Open Group (TOG) under one or more contributor license
 4            // agreements.  Refer to the OpenPegasusNOTICE.txt file distributed with
 5            // this work for additional information regarding copyright ownership.
 6            // Each contributor licenses this file to you under the OpenPegasus Open
 7            // Source License; you may not use this file except in compliance with the
 8            // License.

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28 martin 1.8 //////////////////////////////////////////////////////////////////////////

29 schuur 1.1 //
30            //%/////////////////////////////////////////////////////////////////////////////
31            
32            #ifndef Pegasus_CIMInstanceQueryProvider_h
33            #define Pegasus_CIMInstanceQueryProvider_h
34            
35            #include "CIMInstanceProvider.h"

36 chuck  1.3 #include <Pegasus/Query/QueryExpression/QueryExpression.h>

37 schuur 1.1 
38            PEGASUS_NAMESPACE_BEGIN
39            

40 kumpf  1.6 /**
41                This class extends then CIMInstanceProvider class enabling query support.

42 schuur 1.1 

43 kumpf  1.6     <p>The Instance Query Provider receives operation requests from
44                clients through calls to these functions by the CIM Server. Its
45                purpose is to convert these to calls to system services,
46                operations on system resources, or whatever platform-specific
47                behavior is required to perform the operation modeled by
48                the request. The specific requirements for each of the interface
49                functions are discussed in their respective sections.</p>

50 schuur 1.1 */
51            

52 kumpf  1.6 class PEGASUS_PROVIDER_LINKAGE CIMInstanceQueryProvider :
53                public CIMInstanceProvider

54 schuur 1.1 {
55            public:
56                /**

57 kumpf  1.6         Constructor.
58                    The constructor should not do anything.

59 schuur 1.1     */

60 kumpf  1.6     CIMInstanceQueryProvider();

61 schuur 1.1 
62                /**

63 kumpf  1.6         Destructor.
64                    The destructor should not do anything.

65 schuur 1.1     */

66 kumpf  1.6     virtual ~CIMInstanceQueryProvider();

67 schuur 1.1 
68                /**

69 kumpf  1.6         Return all instances of the specified class filtered by the query.

70 schuur 1.1 

71 kumpf  1.6         @param context contains security and locale information relevant
72                    for the lifetime of this operation.
73                    @param objectPath contains namespace and classname for which the
74                    query is to be performed.
75                    @param query enables access to query details like query statement
76                    and language.
77                    @param handler asynchronusly processes the results of this operation.
78            
79                    @exception CIMNotSupportedException
80                    @exception CIMAccessDeniedException
81                    @exception CIMOperationFailedException

82 schuur 1.1     */
83                virtual void execQuery(

84 kumpf  1.6        const OperationContext& context,
85                   const CIMObjectPath& objectPath,
86                   const QueryExpression& query,
87                   InstanceResponseHandler& handler) = 0;

88 schuur 1.1 };
89            
90            PEGASUS_NAMESPACE_END
91            
92            #endif