1 karl  1.3 //%2005////////////////////////////////////////////////////////////////////////

 2 schuur 1.1 //

 3 karl   1.2 // Copyright (c) 2000, 2001, 2002 BMC Software; Hewlett-Packard Development
 4            // Company, L.P.; IBM Corp.; The Open Group; Tivoli Systems.
 5            // Copyright (c) 2003 BMC Software; Hewlett-Packard Development Company, L.P.;

 6 schuur 1.1 // IBM Corp.; EMC Corporation, The Open Group.

 7 karl   1.2 // Copyright (c) 2004 BMC Software; Hewlett-Packard Development Company, L.P.;
 8            // IBM Corp.; EMC Corporation; VERITAS Software Corporation; The Open Group.

 9 karl   1.3 // Copyright (c) 2005 Hewlett-Packard Development Company, L.P.; IBM Corp.;
10            // EMC Corporation; VERITAS Software Corporation; The Open Group.

11 schuur 1.1 //
12            // Permission is hereby granted, free of charge, to any person obtaining a copy
13            // of this software and associated documentation files (the "Software"), to
14            // deal in the Software without restriction, including without limitation the
15            // rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
16            // sell copies of the Software, and to permit persons to whom the Software is
17            // furnished to do so, subject to the following conditions:

18 karl   1.2 // 

19 schuur 1.1 // THE ABOVE COPYRIGHT NOTICE AND THIS PERMISSION NOTICE SHALL BE INCLUDED IN
20            // ALL COPIES OR SUBSTANTIAL PORTIONS OF THE SOFTWARE. THE SOFTWARE IS PROVIDED
21            // "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT
22            // LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
23            // PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
24            // HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
25            // ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
26            // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
27            //
28            //==============================================================================
29            //
30            // Author: Adrian Schuur (schuur@de.ibm.com)
31            //
32            // Modified By:
33            //
34            //%/////////////////////////////////////////////////////////////////////////////
35            
36            #include "WQLQueryExpressionRep.h"
37            #include "WQLParser.h"
38            #include "WQLInstancePropertySource.h"
39            
40 schuur 1.1 PEGASUS_NAMESPACE_BEGIN
41            
42            
43            const CIMPropertyList WQLQueryExpressionRep::getPropertyList() const
44            {
45               if (_stmt==NULL) ((WQLQueryExpressionRep*)this)->_parse();
46            
47               return _stmt->getSelectPropertyList();
48            }
49            
50            WQLQueryExpressionRep::~WQLQueryExpressionRep() {
51               if (_stmt) delete _stmt;
52            }
53            
54            void WQLQueryExpressionRep::_parse()
55            {
56               if (_queryLanguage=="WQL") {
57                  _stmt=new WQLSelectStatement();
58                  WQLParser::parse(_query, *_stmt);
59               }
60               else throw
61 schuur 1.1      PEGASUS_CIM_EXCEPTION(CIM_ERR_QUERY_LANGUAGE_NOT_SUPPORTED, _queryLanguage);
62            }
63            
64            Boolean WQLQueryExpressionRep::evaluate(const CIMInstance & inst) const
65            {
66                if (_stmt==NULL) ((WQLQueryExpressionRep*)this)->_parse();
67            
68                WQLInstancePropertySource ips(inst);
69                try {
70                   if (_stmt->evaluateWhereClause(&ips)) return true;
71                }
72                catch (...) {
73                     return false;
74                }
75                return false; 
76            }
77            
78            void WQLQueryExpressionRep::applyProjection(CIMInstance & ci) {
79               if (_stmt==NULL) ((WQLQueryExpressionRep*)this)->_parse();
80            
81               _stmt->applyProjection(ci);
82 schuur 1.1 }
83            
84            PEGASUS_NAMESPACE_END