connectivity/source/drivers/dbase/DDatabaseMetaData.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include "dbase/DDatabaseMetaData.hxx"
  21 #include <com/sun/star/sdbc/DataType.hpp>
  22 #include <com/sun/star/sdbc/ResultSetType.hpp>
  23 #include <com/sun/star/sdbc/ColumnValue.hpp>
  24 #include <com/sun/star/beans/XPropertySet.hpp>
  25 #include <com/sun/star/sdbc/ResultSetConcurrency.hpp>
  26 #include <com/sun/star/sdbcx/XColumnsSupplier.hpp>
  27 #include <com/sun/star/sdbcx/XIndexesSupplier.hpp>
  28 #include "FDatabaseMetaDataResultSet.hxx"
  29 #include <com/sun/star/lang/XUnoTunnel.hpp>
  30 #include "dbase/DIndex.hxx"
  31 #include "connectivity/FValue.hxx"
  32 #include <comphelper/processfactory.hxx>
  33 #include <comphelper/types.hxx>
  34 #include <ucbhelper/content.hxx>
  35
  36 using namespace ::comphelper;
  37 using namespace connectivity::dbase;
  38 using namespace connectivity;
  39 using namespace ::com::sun::star::uno;
  40 using namespace ::com::sun::star::beans;
  41 using namespace ::com::sun::star::sdbcx;
  42 using namespace ::com::sun::star::sdbc;
  43 using namespace ::com::sun::star::container;
  44 using namespace ::com::sun::star::ucb;
  45 using namespace ::com::sun::star::lang;
  46
  47 ODbaseDatabaseMetaData::ODbaseDatabaseMetaData(::connectivity::file::OConnection* _pCon)    :ODatabaseMetaData(_pCon)
  48 {
  49 }
  50
  51 ODbaseDatabaseMetaData::~ODbaseDatabaseMetaData()
  52 {
  53 }
  54
  55 Reference< XResultSet > ODbaseDatabaseMetaData::impl_getTypeInfo_throw(  )
  56 {
  57     ::osl::MutexGuard aGuard( m_aMutex );
  58
  59     ::connectivity::ODatabaseMetaDataResultSet* pResult = new ::connectivity::ODatabaseMetaDataResultSet(::connectivity::ODatabaseMetaDataResultSet::eTypeInfo);
  60     Reference< XResultSet > xRef = pResult;
  61
  62     static ODatabaseMetaDataResultSet::ORows aRows;
  63     if(aRows.empty())
  64     {
  65         ODatabaseMetaDataResultSet::ORow aRow;
  66         aRow.reserve(19);
  67
  68         aRow.push_back(ODatabaseMetaDataResultSet::getEmptyValue());
  69         aRow.push_back(new ORowSetValueDecorator(OUString("VARCHAR")));
  70         aRow.push_back(new ORowSetValueDecorator(DataType::VARCHAR));
  71         aRow.push_back(new ORowSetValueDecorator((sal_Int32)254));
  72         aRow.push_back(ODatabaseMetaDataResultSet::getQuoteValue());
  73         aRow.push_back(ODatabaseMetaDataResultSet::getQuoteValue());
  74         aRow.push_back(new ORowSetValueDecorator(OUString("length")));
  75         aRow.push_back(new ORowSetValueDecorator((sal_Int32)ColumnValue::NULLABLE));
  76         aRow.push_back(ODatabaseMetaDataResultSet::get1Value());
  77         aRow.push_back(new ORowSetValueDecorator((sal_Int32)ColumnSearch::FULL));
  78         aRow.push_back(ODatabaseMetaDataResultSet::get1Value());
  79         aRow.push_back(ODatabaseMetaDataResultSet::get0Value());
  80         aRow.push_back(ODatabaseMetaDataResultSet::get0Value());
  81         aRow.push_back(new ORowSetValueDecorator(OUString("C")));
  82         aRow.push_back(ODatabaseMetaDataResultSet::get0Value());
  83         aRow.push_back(ODatabaseMetaDataResultSet::get0Value());
  84         aRow.push_back(ODatabaseMetaDataResultSet::getEmptyValue());
  85         aRow.push_back(ODatabaseMetaDataResultSet::getEmptyValue());
  86         aRow.push_back(new ORowSetValueDecorator((sal_Int32)10));
  87
  88         aRows.push_back(aRow);
  89
  90         aRow[1] = new ORowSetValueDecorator(OUString("LONGVARCHAR"));
  91         aRow[2] = new ORowSetValueDecorator(DataType::LONGVARCHAR);
  92         aRow[3] = new ORowSetValueDecorator((sal_Int32)2147483647);
  93         aRow[6] = new ORowSetValueDecorator();
  94         aRow[13] = new ORowSetValueDecorator(OUString("M"));
  95         aRows.push_back(aRow);
  96
  97         aRow[1] = new ORowSetValueDecorator(OUString("DATE"));
  98         aRow[2] = new ORowSetValueDecorator(DataType::DATE);
  99         aRow[3] = new ORowSetValueDecorator((sal_Int32)10);
 100         aRow[13] = new ORowSetValueDecorator(OUString("D"));
 101         aRows.push_back(aRow);
 102
 103         aRow[1] = new ORowSetValueDecorator(OUString("BOOLEAN"));
 104         aRow[2] = new ORowSetValueDecorator(DataType::BIT);
 105         aRow[3] = ODatabaseMetaDataResultSet::get1Value();
 106         aRow[4] = ODatabaseMetaDataResultSet::getEmptyValue();
 107         aRow[5] = ODatabaseMetaDataResultSet::getEmptyValue();
 108         aRow[6] = new ORowSetValueDecorator(OUString());
 109         aRow[9] = ODatabaseMetaDataResultSet::getBasicValue();
 110         aRow[13] = new ORowSetValueDecorator(OUString("L"));
 111         aRows.push_back(aRow);
 112
 113         aRow[1] = new ORowSetValueDecorator(OUString("DOUBLE"));
 114         aRow[2] = new ORowSetValueDecorator(DataType::DOUBLE);
 115         aRow[3] = new ORowSetValueDecorator((sal_Int32)8);
 116         aRow[13] = new ORowSetValueDecorator(OUString("B"));
 117         aRows.push_back(aRow);
 118
 119         aRow[11] = new ORowSetValueDecorator(sal_True);
 120         aRow[13] = new ORowSetValueDecorator(OUString("Y"));
 121         aRows.push_back(aRow);
 122
 123         aRow[1] = new ORowSetValueDecorator(OUString("TIMESTAMP"));
 124         aRow[2] = new ORowSetValueDecorator(DataType::TIMESTAMP);
 125         aRow[11] = new ORowSetValueDecorator(sal_False);
 126         aRow[13] = new ORowSetValueDecorator(OUString("T"));
 127         aRows.push_back(aRow);
 128
 129         aRow[1] = new ORowSetValueDecorator(OUString("INTEGER"));
 130         aRow[2] = new ORowSetValueDecorator(DataType::INTEGER);
 131         aRow[3] = new ORowSetValueDecorator((sal_Int32)10);
 132         aRow[13] = new ORowSetValueDecorator(OUString("I"));
 133         aRows.push_back(aRow);
 134
 135         aRow[1] = new ORowSetValueDecorator(OUString("DECIMAL"));
 136         aRow[2] = new ORowSetValueDecorator(DataType::DECIMAL);
 137         aRow[3] = new ORowSetValueDecorator((sal_Int32)20);
 138         aRow[6] = new ORowSetValueDecorator(OUString("length,scale"));
 139         aRow[13] = new ORowSetValueDecorator(OUString("F"));
 140         aRows.push_back(aRow);
 141
 142         aRow[1] = new ORowSetValueDecorator(OUString("NUMERIC"));
 143         aRow[2] = new ORowSetValueDecorator(DataType::DECIMAL);
 144         aRow[3] = new ORowSetValueDecorator((sal_Int32)16);
 145         aRow[13] = new ORowSetValueDecorator(OUString("N"));
 146         aRow[15] = new ORowSetValueDecorator((sal_Int32)16);
 147         aRows.push_back(aRow);
 148     }
 149
 150     pResult->setRows(aRows);
 151     return xRef;
 152 }
 153
 154 Reference< XResultSet > SAL_CALL ODbaseDatabaseMetaData::getColumns(
 155     const Any& /*catalog*/, const OUString& /*schemaPattern*/, const OUString& tableNamePattern,
 156         const OUString& columnNamePattern ) throw(SQLException, RuntimeException, std::exception)
 157 {
 158     ::osl::MutexGuard aGuard( m_aMutex );
 159
 160
 161     Reference< XTablesSupplier > xTables = m_pConnection->createCatalog();
 162     if(!xTables.is())
 163         throw SQLException();
 164
 165     Reference< XNameAccess> xNames = xTables->getTables();
 166     if(!xNames.is())
 167         throw SQLException();
 168
 169     ODatabaseMetaDataResultSet::ORows aRows;
 170     ODatabaseMetaDataResultSet::ORow aRow(19);
 171
 172     aRow[10] = new ORowSetValueDecorator((sal_Int32)10);
 173     Sequence< OUString> aTabNames(xNames->getElementNames());
 174     const OUString* pTabBegin    = aTabNames.getConstArray();
 175     const OUString* pTabEnd      = pTabBegin + aTabNames.getLength();
 176     for(;pTabBegin != pTabEnd;++pTabBegin)
 177     {
 178         if(match(tableNamePattern,*pTabBegin,'\0'))
 179         {
 180             Reference< XColumnsSupplier> xTable(
 181                 xNames->getByName(*pTabBegin), css::uno::UNO_QUERY);
 182             OSL_ENSURE(xTable.is(),"Table not found! Normallya exception had to be thrown here!");
 183             aRow[3] = new ORowSetValueDecorator(*pTabBegin);
 184
 185             Reference< XNameAccess> xColumns = xTable->getColumns();
 186             if(!xColumns.is())
 187                 throw SQLException();
 188
 189             Sequence< OUString> aColNames(xColumns->getElementNames());
 190
 191             const OUString* pBegin = aColNames.getConstArray();
 192             const OUString* pEnd = pBegin + aColNames.getLength();
 193             Reference< XPropertySet> xColumn;
 194             for(sal_Int32 i=1;pBegin != pEnd;++pBegin,++i)
 195             {
 196                 if(match(columnNamePattern,*pBegin,'\0'))
 197                 {
 198                     aRow[4] = new ORowSetValueDecorator(*pBegin);
 199
 200                     xColumn.set(
 201                         xColumns->getByName(*pBegin), css::uno::UNO_QUERY);
 202                     OSL_ENSURE(xColumn.is(),"Columns contains a column who isn't a fastpropertyset!");
 203                     aRow[5] = new ORowSetValueDecorator(getINT32(xColumn->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_TYPE))));
 204                     aRow[6] = new ORowSetValueDecorator(getString(xColumn->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_TYPENAME))));
 205                     aRow[7] = new ORowSetValueDecorator(getINT32(xColumn->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_PRECISION))));
 206                     aRow[9] = new ORowSetValueDecorator(getINT32(xColumn->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_SCALE))));
 207                     aRow[11] = new ORowSetValueDecorator(getINT32(xColumn->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_ISNULLABLE))));
 208                     aRow[13] = new ORowSetValueDecorator(getString(xColumn->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_DEFAULTVALUE))));
 209                     switch((sal_Int32)aRow[5]->getValue())
 210                     {
 211                     case DataType::CHAR:
 212                     case DataType::VARCHAR:
 213                         aRow[16] = new ORowSetValueDecorator((sal_Int32)254);
 214                         break;
 215                     case DataType::LONGVARCHAR:
 216                         aRow[16] = new ORowSetValueDecorator((sal_Int32)65535);
 217                         break;
 218                     default:
 219                         aRow[16] = new ORowSetValueDecorator((sal_Int32)0);
 220                     }
 221                     aRow[17] = new ORowSetValueDecorator(i);
 222                     switch(sal_Int32(aRow[11]->getValue()))
 223                     {
 224                     case ColumnValue::NO_NULLS:
 225                         aRow[18] = new ORowSetValueDecorator(OUString("NO"));
 226                         break;
 227                     case ColumnValue::NULLABLE:
 228                         aRow[18] = new ORowSetValueDecorator(OUString("YES"));
 229                         break;
 230                     default:
 231                         aRow[18] = new ORowSetValueDecorator(OUString());
 232                     }
 233                     aRows.push_back(aRow);
 234                 }
 235             }
 236         }
 237     }
 238     ::connectivity::ODatabaseMetaDataResultSet* pResult = new ::connectivity::ODatabaseMetaDataResultSet(::connectivity::ODatabaseMetaDataResultSet::eColumns);
 239     Reference< XResultSet > xRef = pResult;
 240     pResult->setRows(aRows);
 241
 242     return xRef;
 243 }
 244
 245 Reference< XResultSet > SAL_CALL ODbaseDatabaseMetaData::getIndexInfo(
 246     const Any& /*catalog*/, const OUString& /*schema*/, const OUString& table,
 247         sal_Bool unique, sal_Bool /*approximate*/ ) throw(SQLException, RuntimeException, std::exception)
 248 {
 249     ::osl::MutexGuard aGuard( m_aMutex );
 250
 251         Reference< XTablesSupplier > xTables = m_pConnection->createCatalog();
 252     if(!xTables.is())
 253                 throw SQLException();
 254
 255     Reference< XNameAccess> xNames = xTables->getTables();
 256     if(!xNames.is())
 257                 throw SQLException();
 258
 259     ODatabaseMetaDataResultSet::ORows aRows;
 260     ODatabaseMetaDataResultSet::ORow aRow(14);
 261
 262     aRow[5]     = new ORowSetValueDecorator(OUString());
 263     aRow[10]    = new ORowSetValueDecorator(OUString("A"));
 264
 265     Reference< XIndexesSupplier> xTable(
 266         xNames->getByName(table), css::uno::UNO_QUERY);
 267     aRow[3] = new ORowSetValueDecorator(table);
 268     aRow[7] = new ORowSetValueDecorator((sal_Int32)3);
 269
 270     Reference< XNameAccess> xIndexes = xTable->getIndexes();
 271     if(!xIndexes.is())
 272         throw SQLException();
 273
 274     Sequence< OUString> aIdxNames(xIndexes->getElementNames());
 275
 276     const OUString* pBegin = aIdxNames.getConstArray();
 277     const OUString* pEnd = pBegin + aIdxNames.getLength();
 278     Reference< XPropertySet> xIndex;
 279     for(;pBegin != pEnd;++pBegin)
 280     {
 281         xIndex.set(xIndexes->getByName(*pBegin), css::uno::UNO_QUERY);
 282         OSL_ENSURE(xIndex.is(),"Indexes contains a column who isn't a fastpropertyset!");
 283
 284         if(unique && !getBOOL(xIndex->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_ISUNIQUE))))
 285             continue;
 286         aRow[4] = new ORowSetValueDecorator(getBOOL(xIndex->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_ISUNIQUE))));
 287         aRow[6] = new ORowSetValueDecorator(*pBegin);
 288
 289         Reference< XUnoTunnel> xTunnel(xIndex,UNO_QUERY);
 290         if(xTunnel.is())
 291         {
 292             ODbaseIndex* pIndex = reinterpret_cast< ODbaseIndex* >( xTunnel->getSomething(ODbaseIndex::getUnoTunnelImplementationId()) );
 293             if(pIndex)
 294             {
 295                 aRow[11] = new ORowSetValueDecorator((sal_Int32)pIndex->getHeader().db_maxkeys);
 296                 aRow[12] = new ORowSetValueDecorator((sal_Int32)pIndex->getHeader().db_pagecount);
 297             }
 298         }
 299
 300         Reference<XColumnsSupplier> xColumnsSup(xIndex,UNO_QUERY);
 301         Reference< XNameAccess> xColumns = xColumnsSup->getColumns();
 302         Sequence< OUString> aColNames(xColumns->getElementNames());
 303
 304         const OUString* pColBegin = aColNames.getConstArray();
 305         const OUString* pColEnd = pColBegin + aColNames.getLength();
 306         Reference< XPropertySet> xColumn;
 307         for(sal_Int32 j=1;pColBegin != pColEnd;++pColBegin,++j)
 308         {
 309             aRow[8] = new ORowSetValueDecorator(j);
 310             aRow[9] = new ORowSetValueDecorator(*pColBegin);
 311             aRows.push_back(aRow);
 312         }
 313     }
 314
 315     ::connectivity::ODatabaseMetaDataResultSet* pResult = new ::connectivity::ODatabaseMetaDataResultSet(::connectivity::ODatabaseMetaDataResultSet::eIndexInfo);
 316     Reference< XResultSet > xRef = pResult;
 317     pResult->setRows(aRows);
 318     return xRef;
 319 }
 320
 321 OUString SAL_CALL ODbaseDatabaseMetaData::getURL(  ) throw(SQLException, RuntimeException, std::exception)
 322 {
 323     ::osl::MutexGuard aGuard( m_aMutex );
 324     return OUString("sdbc:dbase:") + m_pConnection->getURL();
 325 }
 326
 327 sal_Int32 SAL_CALL ODbaseDatabaseMetaData::getMaxBinaryLiteralLength(  ) throw(SQLException, RuntimeException, std::exception)
 328 {
 329     return SAL_MAX_INT32;
 330 }
 331
 332 sal_Int32 SAL_CALL ODbaseDatabaseMetaData::getMaxCharLiteralLength(  ) throw(SQLException, RuntimeException, std::exception)
 333 {
 334     return 254;
 335 }
 336
 337 sal_Int32 SAL_CALL ODbaseDatabaseMetaData::getMaxColumnNameLength(  ) throw(SQLException, RuntimeException, std::exception)
 338 {
 339     return 10;
 340 }
 341
 342 sal_Int32 SAL_CALL ODbaseDatabaseMetaData::getMaxColumnsInIndex(  ) throw(SQLException, RuntimeException, std::exception)
 343 {
 344     return 1;
 345 }
 346
 347 sal_Int32 SAL_CALL ODbaseDatabaseMetaData::getMaxColumnsInTable(  ) throw(SQLException, RuntimeException, std::exception)
 348 {
 349     return 128;
 350 }
 351
 352 sal_Bool SAL_CALL ODbaseDatabaseMetaData::supportsAlterTableWithAddColumn(  ) throw(SQLException, RuntimeException, std::exception)
 353 {
 354     return sal_True;
 355 }
 356
 357 sal_Bool SAL_CALL ODbaseDatabaseMetaData::supportsAlterTableWithDropColumn(  ) throw(SQLException, RuntimeException, std::exception)
 358 {
 359     return sal_False;
 360 }
 361
 362 sal_Bool SAL_CALL ODbaseDatabaseMetaData::isReadOnly(  ) throw(SQLException, RuntimeException, std::exception)
 363 {
 364     ::osl::MutexGuard aGuard( m_aMutex );
 365
 366     bool bReadOnly = false;
 367     static OUString sReadOnly(  "IsReadOnly" );
 368     ::ucbhelper::Content aFile(m_pConnection->getContent(),Reference< XCommandEnvironment >(), comphelper::getProcessComponentContext());
 369     aFile.getPropertyValue(sReadOnly) >>= bReadOnly;
 370
 371     return bReadOnly;
 372 }
 373
 374 bool ODbaseDatabaseMetaData::impl_storesMixedCaseQuotedIdentifiers_throw(  )
 375 {
 376     return true;
 377 }
 378
 379 bool ODbaseDatabaseMetaData::impl_supportsMixedCaseQuotedIdentifiers_throw(  )
 380 {
 381     return true;
 382 }
 383
 384
 385
 386 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */