connectivity/source/drivers/ado/AResultSetMetaData.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 <sal/config.h>
  21
  22 #include <string_view>
  23
  24 #include <ado/AResultSetMetaData.hxx>
  25 #include <com/sun/star/sdbc/DataType.hpp>
  26 #include <com/sun/star/sdbc/ColumnValue.hpp>
  27 #include <ado/Awrapado.hxx>
  28 #include <connectivity/dbexception.hxx>
  29
  30 using namespace connectivity;
  31 using namespace connectivity::ado;
  32 using namespace com::sun::star::uno;
  33 using namespace com::sun::star::lang;
  34 using namespace com::sun::star::beans;
  35 using namespace com::sun::star::sdbc;
  36
  37 OResultSetMetaData::OResultSetMetaData( ADORecordset* _pRecordSet)
  38                     :   m_pRecordSet(_pRecordSet),
  39                         m_nColCount(-1)
  40 {
  41     if ( m_pRecordSet )
  42         m_pRecordSet->AddRef();
  43 }
  44
  45 OResultSetMetaData::~OResultSetMetaData()
  46 {
  47     if ( m_pRecordSet )
  48         m_pRecordSet->Release();
  49 }
  50
  51 sal_Int32 SAL_CALL OResultSetMetaData::getColumnDisplaySize( sal_Int32 column )
  52 {
  53     WpADOField aField = ADOS::getField(m_pRecordSet,column);
  54     if(aField.IsValid() && aField.GetActualSize() != -1)
  55         return aField.GetActualSize();
  56     return 0;
  57 }
  58
  59
  60 sal_Int32 SAL_CALL OResultSetMetaData::getColumnType( sal_Int32 column )
  61 {
  62     WpADOField aField = ADOS::getField(m_pRecordSet,column);
  63     return ADOS::MapADOType2Jdbc(aField.GetADOType());
  64 }
  65
  66
  67 sal_Int32 SAL_CALL OResultSetMetaData::getColumnCount(  )
  68 {
  69     if(m_nColCount != -1 )
  70         return m_nColCount;
  71
  72     if ( !m_pRecordSet )
  73         return 0;
  74
  75     WpOLEAppendCollection<ADOFields, WpADOField> pFields;
  76     m_pRecordSet->get_Fields(&pFields);
  77     m_nColCount = pFields.GetItemCount();
  78     return m_nColCount;
  79 }
  80
  81
  82 sal_Bool SAL_CALL OResultSetMetaData::isCaseSensitive( sal_Int32 column )
  83 {
  84     bool bRet = false;
  85     WpADOField aField = ADOS::getField(m_pRecordSet,column);
  86     if ( aField.IsValid() )
  87     {
  88         WpADOProperties aProps( aField.get_Properties() );
  89         if ( aProps.IsValid() )
  90             bRet = OTools::getValue(aProps, std::u16string_view(u"ISCASESENSITIVE")).getBool();
  91     }
  92     return bRet;
  93 }
  94
  95
  96 OUString SAL_CALL OResultSetMetaData::getSchemaName( sal_Int32 /*column*/ )
  97 {
  98     return OUString();
  99 }
 100
 101
 102 OUString SAL_CALL OResultSetMetaData::getColumnName( sal_Int32 column )
 103 {
 104     WpADOField aField = ADOS::getField(m_pRecordSet,column);
 105     if(aField.IsValid())
 106         return aField.GetName();
 107
 108     return OUString();
 109 }
 110
 111 OUString SAL_CALL OResultSetMetaData::getTableName( sal_Int32 column )
 112 {
 113     OUString sTableName;
 114
 115     WpADOField aField = ADOS::getField(m_pRecordSet,column);
 116     if ( aField.IsValid() )
 117     {
 118         WpADOProperties aProps( aField.get_Properties() );
 119         if ( aProps.IsValid() )
 120             sTableName
 121                 = OTools::getValue(aProps, std::u16string_view(u"BASETABLENAME")).getString();
 122     }
 123     return sTableName;
 124 }
 125
 126 OUString SAL_CALL OResultSetMetaData::getCatalogName( sal_Int32 /*column*/ )
 127 {
 128     return OUString();
 129 }
 130
 131 OUString SAL_CALL OResultSetMetaData::getColumnTypeName( sal_Int32 /*column*/ )
 132 {
 133     return OUString();
 134 }
 135
 136 OUString SAL_CALL OResultSetMetaData::getColumnLabel( sal_Int32 column )
 137 {
 138     return getColumnName(column);
 139 }
 140
 141 OUString SAL_CALL OResultSetMetaData::getColumnServiceName( sal_Int32 /*column*/ )
 142 {
 143     return OUString();
 144 }
 145
 146
 147 sal_Bool SAL_CALL OResultSetMetaData::isCurrency( sal_Int32 column )
 148 {
 149     WpADOField aField = ADOS::getField(m_pRecordSet,column);
 150     if(aField.IsValid())
 151     {
 152         return ((aField.GetAttributes() & adFldFixed) == adFldFixed) && (aField.GetADOType() == adCurrency);
 153     }
 154     return false;
 155 }
 156
 157
 158 sal_Bool SAL_CALL OResultSetMetaData::isAutoIncrement( sal_Int32 column )
 159 {
 160     bool bRet = false;
 161     WpADOField aField = ADOS::getField(m_pRecordSet,column);
 162     if ( aField.IsValid() )
 163     {
 164         WpADOProperties aProps( aField.get_Properties() );
 165         if ( aProps.IsValid() )
 166         {
 167             bRet = OTools::getValue(aProps, std::u16string_view(u"ISAUTOINCREMENT")).getBool();
 168         }
 169     }
 170     return bRet;
 171 }
 172
 173
 174 sal_Bool SAL_CALL OResultSetMetaData::isSigned( sal_Int32 column )
 175 {
 176     WpADOField aField = ADOS::getField(m_pRecordSet,column);
 177     if(aField.IsValid())
 178     {
 179         DataTypeEnum eType = aField.GetADOType();
 180         return !(eType == adUnsignedBigInt || eType == adUnsignedInt || eType == adUnsignedSmallInt || eType == adUnsignedTinyInt);
 181     }
 182     return false;
 183 }
 184
 185 sal_Int32 SAL_CALL OResultSetMetaData::getPrecision( sal_Int32 column )
 186 {
 187     WpADOField aField = ADOS::getField(m_pRecordSet,column);
 188     if(aField.IsValid())
 189         return aField.GetPrecision();
 190     return 0;
 191 }
 192
 193 sal_Int32 SAL_CALL OResultSetMetaData::getScale( sal_Int32 column )
 194 {
 195     WpADOField aField = ADOS::getField(m_pRecordSet,column);
 196     if(aField.IsValid())
 197         return aField.GetNumericScale();
 198     return 0;
 199 }
 200
 201
 202 sal_Int32 SAL_CALL OResultSetMetaData::isNullable( sal_Int32 column )
 203 {
 204     WpADOField aField = ADOS::getField(m_pRecordSet,column);
 205     if(aField.IsValid())
 206     {
 207         return sal_Int32((aField.GetAttributes() & adFldIsNullable) == adFldIsNullable);
 208     }
 209     return sal_Int32(false);
 210 }
 211
 212
 213 sal_Bool SAL_CALL OResultSetMetaData::isSearchable( sal_Int32 /*column*/ )
 214 {
 215     return true;
 216 }
 217
 218
 219 sal_Bool SAL_CALL OResultSetMetaData::isReadOnly( sal_Int32 column )
 220 {
 221     WpADOField aField = ADOS::getField(m_pRecordSet,column);
 222     if(aField.IsValid())
 223     {
 224         //  return (aField.GetStatus() & adFieldReadOnly) == adFieldReadOnly;
 225     }
 226     return false;
 227 }
 228
 229
 230 sal_Bool SAL_CALL OResultSetMetaData::isDefinitelyWritable( sal_Int32 column )
 231 {
 232     WpADOField aField = ADOS::getField(m_pRecordSet,column);
 233     if(aField.IsValid())
 234     {
 235         return (aField.GetAttributes() & adFldUpdatable) == adFldUpdatable;
 236     }
 237     return false;
 238 ;
 239 }
 240
 241 sal_Bool SAL_CALL OResultSetMetaData::isWritable( sal_Int32 column )
 242 {
 243     return isDefinitelyWritable(column);
 244 }
 245
 246
 247 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */