1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 /*************************************************************************
3 *
4 * Effective License of whole file:
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License version 2.1, as published by the Free Software Foundation.
9 *
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
14 *
15 * You should have received a copy of the GNU Lesser General Public
16 * License along with this library; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
18 * MA 02111-1307 USA
19 *
20 * Parts "Copyright by Sun Microsystems, Inc" prior to August 2011:
21 *
22 * The Contents of this file are made available subject to the terms of
23 * the GNU Lesser General Public License Version 2.1
24 *
25 * Copyright: 2000 by Sun Microsystems, Inc.
26 *
27 * Contributor(s): Joerg Budischewski
28 *
29 * All parts contributed on or after August 2011:
30 *
31 * This Source Code Form is subject to the terms of the Mozilla Public
32 * License, v. 2.0. If a copy of the MPL was not distributed with this
33 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
34 *
35 ************************************************************************/
36
37 #include <sal/log.hxx>
38 #include <rtl/ref.hxx>
39 #include <rtl/ustrbuf.hxx>
40 #include <com/sun/star/lang/IndexOutOfBoundsException.hpp>
41 #include <com/sun/star/lang/WrappedTargetRuntimeException.hpp>
42 #include <com/sun/star/sdbc/SQLException.hpp>
43 #include <com/sun/star/sdbc/XRow.hpp>
44 #include <com/sun/star/sdbc/XParameters.hpp>
45 #include <cppuhelper/exc_hlp.hxx>
46
47 #include "pq_xindexes.hxx"
48 #include "pq_xindex.hxx"
49 #include "pq_statics.hxx"
50 #include "pq_tools.hxx"
51
52 using osl::MutexGuard;
53
54
55 using com::sun::star::beans::XPropertySet;
56
57 using com::sun::star::uno::Any;
58 using com::sun::star::uno::makeAny;
59 using com::sun::star::uno::UNO_QUERY;
60 using com::sun::star::uno::Reference;
61 using com::sun::star::uno::Sequence;
62
63 using com::sun::star::container::XEnumerationAccess;
64 using com::sun::star::container::XEnumeration;
65
66
67 using com::sun::star::sdbcx::XColumnsSupplier;
68
69 using com::sun::star::sdbc::XRow;
70 using com::sun::star::sdbc::XResultSet;
71 using com::sun::star::sdbc::XParameters;
72 using com::sun::star::sdbc::XPreparedStatement;
73
74 namespace pq_sdbc_driver
75 {
76
Indexes(const::rtl::Reference<comphelper::RefCountedMutex> & refMutex,const css::uno::Reference<css::sdbc::XConnection> & origin,ConnectionSettings * pSettings,const OUString & schemaName,const OUString & tableName)77 Indexes::Indexes(
78 const ::rtl::Reference< comphelper::RefCountedMutex > & refMutex,
79 const css::uno::Reference< css::sdbc::XConnection > & origin,
80 ConnectionSettings *pSettings,
81 const OUString &schemaName,
82 const OUString &tableName)
83 : Container( refMutex, origin, pSettings, getStatics().KEY ),
84 m_schemaName( schemaName ),
85 m_tableName( tableName )
86 {
87 }
88
~Indexes()89 Indexes::~Indexes()
90 {}
91
refresh()92 void Indexes::refresh()
93 {
94 try
95 {
96 SAL_INFO("connectivity.postgresql", "sdbcx.Indexes get refreshed for table " << m_schemaName << "." << m_tableName);
97
98 osl::MutexGuard guard( m_xMutex->GetMutex() );
99 Statics & st = getStatics();
100
101 Int2StringMap column2NameMap;
102 fillAttnum2attnameMap( column2NameMap, m_origin, m_schemaName, m_tableName );
103
104 // see XDatabaseMetaData::getIndexInfo()
105 Reference< XPreparedStatement > stmt = m_origin->prepareStatement(
106 "SELECT nspname, " // 1
107 "pg_class.relname, " // 2
108 "class2.relname, " // 3
109 "indisclustered, " // 4
110 "indisunique, " // 5
111 "indisprimary, " // 6
112 "indkey " // 7
113 "FROM pg_index INNER JOIN pg_class ON indrelid = pg_class.oid "
114 "INNER JOIN pg_namespace ON pg_class.relnamespace = pg_namespace.oid "
115 "INNER JOIN pg_class as class2 ON pg_index.indexrelid = class2.oid "
116 "WHERE nspname = ? AND pg_class.relname = ?" );
117
118 Reference< XParameters > params( stmt, UNO_QUERY);
119 params->setString( 1, m_schemaName );
120 params->setString( 2, m_tableName );
121 Reference< XResultSet > rs = stmt->executeQuery();
122
123 Reference< XRow > row( rs, UNO_QUERY );
124 String2IntMap map;
125 m_values.clear();
126 sal_Int32 index = 0;
127 while( rs->next() )
128 {
129 // C_SCHEMA = 1
130 // C_TABLENAME = 2
131 static const sal_Int32 C_INDEXNAME = 3;
132 static const sal_Int32 C_IS_CLUSTERED = 4;
133 static const sal_Int32 C_IS_UNIQUE = 5;
134 static const sal_Int32 C_IS_PRIMARY = 6;
135 static const sal_Int32 C_COLUMNS = 7;
136 OUString currentIndexName = row->getString( C_INDEXNAME );
137 rtl::Reference<Index> pIndex =
138 new Index( m_xMutex, m_origin, m_pSettings,
139 m_schemaName, m_tableName );
140
141 bool isUnique = row->getBoolean( C_IS_UNIQUE );
142 bool isPrimary = row->getBoolean( C_IS_PRIMARY );
143 bool isClusterd = row->getBoolean( C_IS_CLUSTERED );
144 Reference< css::beans::XPropertySet > prop = pIndex;
145 pIndex->setPropertyValue_NoBroadcast_public(
146 st.IS_UNIQUE, Any( isUnique ) );
147 pIndex->setPropertyValue_NoBroadcast_public(
148 st.IS_PRIMARY_KEY_INDEX, Any( isPrimary ) );
149 pIndex->setPropertyValue_NoBroadcast_public(
150 st.IS_CLUSTERED, Any( isClusterd ) );
151 pIndex->setPropertyValue_NoBroadcast_public(
152 st.NAME, makeAny( currentIndexName ) );
153
154 std::vector< sal_Int32 > seq = parseIntArray( row->getString( C_COLUMNS ) );
155 Sequence< OUString > columnNames(seq.size());
156 for( size_t columns = 0 ; columns < seq.size() ; columns ++ )
157 {
158 columnNames[columns] = column2NameMap[ seq[columns] ];
159 }
160
161 pIndex->setPropertyValue_NoBroadcast_public(
162 st.PRIVATE_COLUMN_INDEXES, makeAny( columnNames ));
163
164 {
165 m_values.push_back( makeAny( prop ) );
166 map[ currentIndexName ] = index;
167 ++index;
168 }
169 }
170 m_name2index.swap( map );
171 }
172 catch ( css::sdbc::SQLException & e )
173 {
174 css::uno::Any anyEx = cppu::getCaughtException();
175 throw css::lang::WrappedTargetRuntimeException( e.Message,
176 e.Context, anyEx );
177 }
178
179 fire( RefreshedBroadcaster( *this ) );
180 }
181
182
appendByDescriptor(const css::uno::Reference<css::beans::XPropertySet> & descriptor)183 void Indexes::appendByDescriptor(
184 const css::uno::Reference< css::beans::XPropertySet >& descriptor )
185 {
186 Statics & st = getStatics();
187 OUString name = extractStringProperty( descriptor, st.NAME );
188
189 bool isUnique = extractBoolProperty( descriptor, st.IS_UNIQUE );
190
191 OUStringBuffer buf( 128 );
192
193 buf.append( "CREATE " );
194 if( isUnique )
195 buf.append( "UNIQUE " );
196 buf.append( "INDEX " );
197 bufferQuoteIdentifier( buf, name, m_pSettings );
198 buf.append( " ON " );
199 bufferQuoteQualifiedIdentifier( buf, m_schemaName, m_tableName, m_pSettings );
200
201 buf.append( " ( " );
202
203 Reference< XColumnsSupplier > columns( descriptor, UNO_QUERY );
204 if( columns.is() )
205 {
206 Reference< XEnumerationAccess > access( columns->getColumns(), UNO_QUERY );
207 if( access.is() )
208 {
209 Reference< XEnumeration > xEnum( access->createEnumeration() );
210 bool first = true;
211 while( xEnum.is() && xEnum->hasMoreElements() )
212 {
213 Reference< XPropertySet > column( xEnum->nextElement(), UNO_QUERY );
214 if( first )
215 {
216 first = false;
217 }
218 else
219 {
220 buf.append( ", " );
221 }
222 buf.append( extractStringProperty( column, st.NAME ) );
223 }
224 }
225 }
226 buf.append( " ) " );
227
228 m_origin->createStatement()->executeUpdate( buf.makeStringAndClear() );
229 refresh();
230 }
231
dropByIndex(sal_Int32 index)232 void Indexes::dropByIndex( sal_Int32 index )
233 {
234
235
236 osl::MutexGuard guard( m_xMutex->GetMutex() );
237 if( index < 0 || index >= static_cast<sal_Int32>(m_values.size()) )
238 {
239 throw css::lang::IndexOutOfBoundsException(
240 "Indexes: Index out of range (allowed 0 to "
241 + OUString::number( m_values.size() -1 )
242 + ", got " + OUString::number( index )
243 + ")",
244 *this );
245 }
246
247 Reference< XPropertySet > set;
248 m_values[index] >>= set;
249 Statics &st = getStatics();
250
251 OUStringBuffer buf( 128 );
252 buf.append( "DROP INDEX " );
253 bufferQuoteIdentifier( buf, extractStringProperty( set, st.NAME ), m_pSettings );
254 m_origin->createStatement()->executeUpdate( buf.makeStringAndClear() );
255
256 Container::dropByIndex( index );
257 }
258
259
createDataDescriptor()260 css::uno::Reference< css::beans::XPropertySet > Indexes::createDataDescriptor()
261 {
262 return new IndexDescriptor( m_xMutex, m_origin, m_pSettings );
263 }
264
create(const::rtl::Reference<comphelper::RefCountedMutex> & refMutex,const css::uno::Reference<css::sdbc::XConnection> & origin,ConnectionSettings * pSettings,const OUString & schemaName,const OUString & tableName)265 Reference< css::container::XNameAccess > Indexes::create(
266 const ::rtl::Reference< comphelper::RefCountedMutex > & refMutex,
267 const css::uno::Reference< css::sdbc::XConnection > & origin,
268 ConnectionSettings *pSettings,
269 const OUString & schemaName,
270 const OUString & tableName)
271 {
272 rtl::Reference<Indexes> pIndexes
273 = new Indexes( refMutex, origin, pSettings, schemaName, tableName );
274 pIndexes->refresh();
275 return pIndexes;
276 }
277
278
IndexDescriptors(const::rtl::Reference<comphelper::RefCountedMutex> & refMutex,const css::uno::Reference<css::sdbc::XConnection> & origin,ConnectionSettings * pSettings)279 IndexDescriptors::IndexDescriptors(
280 const ::rtl::Reference< comphelper::RefCountedMutex > & refMutex,
281 const css::uno::Reference< css::sdbc::XConnection > & origin,
282 ConnectionSettings *pSettings)
283 : Container( refMutex, origin, pSettings, getStatics().INDEX )
284 {}
285
create(const::rtl::Reference<comphelper::RefCountedMutex> & refMutex,const css::uno::Reference<css::sdbc::XConnection> & origin,ConnectionSettings * pSettings)286 Reference< css::container::XNameAccess > IndexDescriptors::create(
287 const ::rtl::Reference< comphelper::RefCountedMutex > & refMutex,
288 const css::uno::Reference< css::sdbc::XConnection > & origin,
289 ConnectionSettings *pSettings)
290 {
291 return new IndexDescriptors( refMutex, origin, pSettings );
292 }
293
createDataDescriptor()294 css::uno::Reference< css::beans::XPropertySet > IndexDescriptors::createDataDescriptor()
295 {
296 return new IndexDescriptor( m_xMutex, m_origin, m_pSettings );
297 }
298
299 };
300
301 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
302