summaryrefslogtreecommitdiff
path: root/connectivity/source/drivers/firebird/Connection.hxx
blob: 8f84b3f001138cad413e9784e2f16c38a32bcab0 (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
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
/* -*- 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_FIREBIRD_CONNECTION_HXX
#define INCLUDED_CONNECTIVITY_SOURCE_DRIVERS_FIREBIRD_CONNECTION_HXX

#include "Clob.hxx"
#include "Blob.hxx"
#include "SubComponent.hxx"

#include <ibase.h>

#include <connectivity/CommonTools.hxx>
#include <cppuhelper/compbase.hxx>
#include <cppuhelper/weakref.hxx>
#include <map>
#include <memory>
#include <OTypeInfo.hxx>
#include <unotools/tempfile.hxx>

#include <com/sun/star/beans/PropertyValue.hpp>
#include <com/sun/star/document/DocumentEvent.hpp>
#include <com/sun/star/document/XDocumentEventListener.hpp>
#include <com/sun/star/embed/XStorage.hpp>
#include <com/sun/star/lang/DisposedException.hpp>
#include <com/sun/star/lang/XServiceInfo.hpp>
#include <com/sun/star/lang/XUnoTunnel.hpp>
#include <com/sun/star/sdbc/SQLWarning.hpp>
#include <com/sun/star/sdbc/XConnection.hpp>
#include <com/sun/star/sdbc/XWarningsSupplier.hpp>
#include <com/sun/star/sdbcx/XTablesSupplier.hpp>
#include <com/sun/star/util/XModifiable.hpp>

namespace connectivity
{
    namespace firebird
    {

        typedef ::cppu::WeakComponentImplHelper< css::document::XDocumentEventListener,
                                                 css::lang::XServiceInfo,
                                                 css::sdbc::XConnection,
                                                 css::sdbc::XWarningsSupplier
                                               > Connection_BASE;

        class OStatementCommonBase;
        class FirebirdDriver;
        class ODatabaseMetaData;


        typedef std::vector< ::connectivity::OTypeInfo>   TTypeInfoVector;
        typedef std::vector< css::uno::WeakReferenceHelper > OWeakRefArray;

        class Connection : public Connection_BASE
        {
            ::osl::Mutex        m_aMutex;

            TTypeInfoVector     m_aTypeInfo;    //  vector containing an entry
                                                                    //  for each row returned by
                                                                    //  DatabaseMetaData.getTypeInfo.
            /** The parent driver that created this connection. */
            ::rtl::Reference<FirebirdDriver>     m_xDriver;

            /** The URL passed to us when opening, i.e. of the form sdbc:* */
            ::rtl::OUString     m_sConnectionURL;
            /**
             * The URL passed to firebird, i.e. either a local file (for a
             * temporary .fdb extracted from a .odb or a normal local file) or
             * a remote url.
             */
            ::rtl::OUString     m_sFirebirdURL;

            /* EMBEDDED MODE DATA */
            /** Denotes that we have a database stored within a .odb file. */
            bool            m_bIsEmbedded;

            /**
             * Handle for the parent DatabaseDocument. We need to notify this
             * whenever any data is written to our temporary database so that
             * the user is able to save this back to the .odb file.
             *
             * Note that this is ONLY set in embedded mode.
             */
            css::uno::Reference< css::util::XModifiable >
                m_xParentDocument;

            /**
             * Handle for the folder within the .odb where we store our .fbk
             * (Only used if m_bIsEmbedded is true).
             */
            css::uno::Reference< css::embed::XStorage >
                m_xEmbeddedStorage;
            /**
             * The temporary folder where we extract the .fbk from a .odb,
             * and also store the temporary .fdb
             * It is only valid if m_bIsEmbedded is true.
             *
             * The extracted .fbk is written in firebird.fbk, the temporary
             * .fdb is stored as firebird.fdb.
             */
            std::unique_ptr< ::utl::TempFile >  m_pDatabaseFileDir;
            /**
             * Path for our extracted .fbk file.
             *
             * (The temporary .fdb is our m_sFirebirdURL.)
             */
            ::rtl::OUString m_sFBKPath;

            void loadDatabaseFile(const OUString& pSrcLocation, const OUString& pTmpLocation);

            /**
             * Run the backup service, use nAction =
             * isc_action_svc_backup to backup, nAction = isc_action_svc_restore
             * to restore.
             */
            void runBackupService(const short nAction);

            isc_svc_handle attachServiceManager();

            void detachServiceManager(isc_svc_handle pServiceHandle);

            /** We are using an external (local) file */
            bool                m_bIsFile;

            /* CONNECTION PROPERTIES */
            bool                m_bIsAutoCommit;
            bool                m_bIsReadOnly;
            sal_Int32           m_aTransactionIsolation;

            isc_db_handle       m_aDBHandle;
            isc_tr_handle       m_aTransactionHandle;

            css::uno::WeakReference< css::sdbcx::XTablesSupplier>
                                m_xCatalog;
            css::uno::WeakReference< css::sdbc::XDatabaseMetaData >
                                m_xMetaData;
            /** Statements owned by this connection. */
            OWeakRefArray       m_aStatements;

            /// @throws css::sdbc::SQLException
            void buildTypeInfo();

            /**
             * Creates a new transaction with the desired parameters, if
             * necessary discarding an existing transaction. This has to be done
             * anytime we change the transaction isolation, or autocommitting.
             *
             * @throws css::sdbc::SQLException
             */
            void setupTransaction();
            void disposeStatements();

        public:
            explicit Connection(FirebirdDriver* _pDriver);
            virtual ~Connection() override;

            /// @throws css::sdbc::SQLException
            /// @throws css::uno::RuntimeException
            void construct( const ::rtl::OUString& url,
                                    const css::uno::Sequence< css::beans::PropertyValue >& info);

            const OUString& getConnectionURL()  const   {return m_sConnectionURL;}
            bool            isEmbedded()        const   {return m_bIsEmbedded;}
            isc_db_handle&  getDBHandle()               {return m_aDBHandle;}
            /// @throws css::sdbc::SQLException
            isc_tr_handle&  getTransaction();

            /**
              * Must be called anytime the underlying database is likely to have
              * changed.
              *
              * This is used to notify the database document of any changes, so
              * that the user is informed of any pending changes needing to be
              * saved.
              */
            void notifyDatabaseModified();

            /**
             * Create a new Blob tied to this connection. Blobs are tied to a
             * transaction and not to a statement, hence the connection should
             * deal with their management.
             *
             * @throws css::sdbc::SQLException
             * @throws css::uno::RuntimeException
             */
            css::uno::Reference< css::sdbc::XBlob>
                createBlob(ISC_QUAD const * pBlobID);
            /// @throws css::sdbc::SQLException
            /// @throws css::uno::RuntimeException
            css::uno::Reference< css::sdbc::XClob>
                createClob(ISC_QUAD const * pBlobID);

            /**
             * Create and/or connect to the sdbcx Catalog. This is completely
             * unrelated to the SQL "Catalog".
             */
            css::uno::Reference< css::sdbcx::XTablesSupplier >
                createCatalog();

            // OComponentHelper
            virtual void SAL_CALL disposing() override;

            // XServiceInfo
            DECLARE_SERVICE_INFO();
            // XConnection
            virtual css::uno::Reference< css::sdbc::XStatement > SAL_CALL createStatement(  ) override;
            virtual css::uno::Reference< css::sdbc::XPreparedStatement > SAL_CALL prepareStatement( const ::rtl::OUString& sql ) override;
            virtual css::uno::Reference< css::sdbc::XPreparedStatement > SAL_CALL prepareCall( const ::rtl::OUString& sql ) override;
            virtual ::rtl::OUString SAL_CALL nativeSQL( const ::rtl::OUString& sql ) override;
            virtual void SAL_CALL setAutoCommit( sal_Bool autoCommit ) override;
            virtual sal_Bool SAL_CALL getAutoCommit(  ) override;
            virtual void SAL_CALL commit(  ) override;
            virtual void SAL_CALL rollback(  ) override;
            virtual sal_Bool SAL_CALL isClosed(  ) override;
            virtual css::uno::Reference< css::sdbc::XDatabaseMetaData > SAL_CALL getMetaData(  ) override;
            virtual void SAL_CALL setReadOnly( sal_Bool readOnly ) override;
            virtual sal_Bool SAL_CALL isReadOnly(  ) override;
            virtual void SAL_CALL setCatalog( const ::rtl::OUString& catalog ) override;
            virtual ::rtl::OUString SAL_CALL getCatalog(  ) override;
            virtual void SAL_CALL setTransactionIsolation( sal_Int32 level ) override;
            virtual sal_Int32 SAL_CALL getTransactionIsolation(  ) override;
            virtual css::uno::Reference< css::container::XNameAccess > SAL_CALL getTypeMap(  ) override;
            virtual void SAL_CALL setTypeMap( const css::uno::Reference< css::container::XNameAccess >& typeMap ) override;
            // XCloseable
            virtual void SAL_CALL close(  ) override;
            // XWarningsSupplier
            virtual css::uno::Any SAL_CALL getWarnings(  ) override;
            virtual void SAL_CALL clearWarnings(  ) override;
            // XDocumentEventListener
            virtual void SAL_CALL documentEventOccured( const css::document::DocumentEvent& Event ) override;
            // css.lang.XEventListener
            virtual void SAL_CALL disposing( const css::lang::EventObject& Source ) override;

        };
    }
}
#endif // INCLUDED_CONNECTIVITY_SOURCE_DRIVERS_FIREBIRD_CONNECTION_HXX

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