summaryrefslogtreecommitdiff
path: root/connectivity/source/drivers/mork/MQueryHelper.hxx
blob: 0aabc5aed26f48ef7e27c3ef7b7fc1c8448decf4 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
 */

#ifndef INCLUDED_CONNECTIVITY_SOURCE_DRIVERS_MORK_MQUERYHELPER_HXX
#define INCLUDED_CONNECTIVITY_SOURCE_DRIVERS_MORK_MQUERYHELPER_HXX

#include <connectivity/FValue.hxx>
#include "MErrorResource.hxx"

namespace connectivity
{
    namespace mork
    {
        class OConnection;
        class MQueryHelper;
        class ErrorDescriptor;

        namespace MQueryOp {
             typedef enum {
                 Exists         = 0,
                 DoesNotExist   = 1,
                 Contains       = 2,
                 DoesNotContain = 3,
                 Is             = 4,
                 IsNot          = 5,
                 BeginsWith     = 6,
                 EndsWith       = 7,
                 RegExp         = 8
            } cond_type;
        }

        class MQueryExpressionBase {
        public:
            enum class node_type {
                StringExpr,
                Expr
            };

        protected:
            node_type   m_eNodeType;

            explicit MQueryExpressionBase( node_type _eNodeType ) : m_eNodeType( _eNodeType ) {}

        public:
            virtual ~MQueryExpressionBase() {}

            bool   isStringExpr( ) const { return m_eNodeType == node_type::StringExpr; }
            bool   isExpr( ) const { return m_eNodeType == node_type::Expr; }
        };

        class MQueryExpressionString final : public MQueryExpressionBase {
            OUString     m_aName;         // LHS
            MQueryOp::cond_type m_aBooleanCondition;
            OUString     m_aValue;        // RHS

        public:

            MQueryExpressionString( const OUString&     lhs,
                                    MQueryOp::cond_type cond,
                                    const OUString&     rhs )
                : MQueryExpressionBase( MQueryExpressionBase::node_type::StringExpr )
                , m_aName( lhs )
                , m_aBooleanCondition( cond )
                , m_aValue( rhs )
            {
            }

            MQueryExpressionString( const OUString&     lhs,
                                    MQueryOp::cond_type cond )
                : MQueryExpressionBase( MQueryExpressionBase::node_type::StringExpr )
                , m_aName( lhs )
                , m_aBooleanCondition( cond )
                , m_aValue( OUString() )
            {
            }

            const OUString&    getName() const { return m_aName; }
            MQueryOp::cond_type getCond() const { return m_aBooleanCondition; }
            const OUString&    getValue() const { return m_aValue; }
        };

        class MQueryExpression final : public MQueryExpressionBase
        {
            friend class MQueryHelper;

        public:
            typedef std::vector< MQueryExpressionBase* > ExprVector;

            typedef enum {
                AND,
                OR
            } bool_cond;

            // All expressions on a peer level use same condition operator
            void setExpressionCondition( bool_cond _cond )
                            { m_aExprCondType = _cond; }

            void addExpression(MQueryExpressionBase * expr)
                            { m_aExprVector.push_back(expr); }

            ExprVector const & getExpressions( ) const
                            { return m_aExprVector; }

            // All expressions on a peer level use same condition operator
            bool_cond getExpressionCondition( ) const
                            { return m_aExprCondType; }

            MQueryExpression() : MQueryExpressionBase( MQueryExpressionBase::node_type::Expr ),
                                 m_aExprCondType( OR )
                            {}

        private:
            ExprVector          m_aExprVector;
            bool_cond           m_aExprCondType;

           MQueryExpression(const MQueryExpression&) = delete;
           MQueryExpression& operator=(const MQueryExpression&) = delete;
        };

        class MQueryHelperResultEntry
        {
        private:
            typedef std::unordered_map< OString, OUString >  FieldMap;

            FieldMap                m_Fields;

        public:
            MQueryHelperResultEntry();
            ~MQueryHelperResultEntry();

            OUString   getValue( const OString &key ) const;
            void            setValue( const OString &key, const OUString & rValue);
        };

        class MQueryHelper final
        {
        private:
            typedef std::vector< std::unique_ptr<MQueryHelperResultEntry> > resultsArray;

            mutable ::osl::Mutex        m_aMutex;
            resultsArray        m_aResults;
            void            append(std::unique_ptr<MQueryHelperResultEntry> resEnt );
            void            clear_results();
            OColumnAlias        m_rColumnAlias;
            ErrorDescriptor     m_aError;
            OUString     m_aAddressbook;

        public:
            explicit                   MQueryHelper(const OColumnAlias& _ca);
                                       ~MQueryHelper();

            void                       reset();
            MQueryHelperResultEntry*   getByIndex( sal_uInt32 nRow );
            sal_Int32                  getResultCount() const;
            bool                       checkRowAvailable( sal_Int32 nDBRow );
            bool                       getRowValue( ORowSetValue& rValue, sal_Int32 nDBRow,const OUString& aDBColumnName, sal_Int32 nType );
            sal_Int32                  executeQuery(OConnection* xConnection, MQueryExpression & expr);
            const OColumnAlias&        getColumnAlias() const { return m_rColumnAlias; }
            bool                       hadError() const { return m_aError.is(); }
            ErrorDescriptor&    getError() { return m_aError; }

            void                       setAddressbook( OUString const &);
        };
    }
}

#endif // INCLUDED_CONNECTIVITY_SOURCE_DRIVERS_MORK_MQUERYHELPER_HXX

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */