connectivity/source/drivers/dbase/DResultSet.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.
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   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 <com/sun/star/sdbcx/CompareBookmark.hpp>
  21 #include <dbase/DResultSet.hxx>
  22 #include <com/sun/star/beans/PropertyAttribute.hpp>
  23 #include <comphelper/sequence.hxx>
  24 #include <comphelper/servicehelper.hxx>
  25 #include <cppuhelper/supportsservice.hxx>
  26 #include <dbase/DIndex.hxx>
  27 #include <dbase/DIndexIter.hxx>
  28 #include <comphelper/types.hxx>
  29 #include <connectivity/dbexception.hxx>
  30 #include <strings.hrc>
  31
  32 using namespace ::comphelper;
  33
  34 using namespace connectivity::dbase;
  35 using namespace connectivity::file;
  36 using namespace ::cppu;
  37 using namespace com::sun::star::uno;
  38 using namespace com::sun::star::lang;
  39 using namespace com::sun::star::beans;
  40 using namespace com::sun::star::sdbc;
  41 using namespace com::sun::star::sdbcx;
  42
  43 ODbaseResultSet::ODbaseResultSet( OStatement_Base* pStmt,connectivity::OSQLParseTreeIterator&   _aSQLIterator)
  44                 : file::OResultSet(pStmt,_aSQLIterator)
  45                 ,m_bBookmarkable(true)
  46 {
  47     registerProperty(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_ISBOOKMARKABLE),         PROPERTY_ID_ISBOOKMARKABLE,       PropertyAttribute::READONLY,&m_bBookmarkable,                cppu::UnoType<bool>::get());
  48 }
  49
  50 OUString SAL_CALL ODbaseResultSet::getImplementationName(  )
  51 {
  52     return "com.sun.star.sdbcx.dbase.ResultSet";
  53 }
  54
  55 Sequence< OUString > SAL_CALL ODbaseResultSet::getSupportedServiceNames(  )
  56 {
  57     return { "com.sun.star.sdbc.ResultSet", "com.sun.star.sdbcx.ResultSet" };
  58 }
  59
  60 sal_Bool SAL_CALL ODbaseResultSet::supportsService( const OUString& _rServiceName )
  61 {
  62     return cppu::supportsService(this, _rServiceName);
  63 }
  64
  65 Any SAL_CALL ODbaseResultSet::queryInterface( const Type & rType )
  66 {
  67     Any aRet = ODbaseResultSet_BASE::queryInterface(rType);
  68     return aRet.hasValue() ? aRet : OResultSet::queryInterface(rType);
  69 }
  70
  71  Sequence<  Type > SAL_CALL ODbaseResultSet::getTypes(  )
  72 {
  73     return ::comphelper::concatSequences(OResultSet::getTypes(),ODbaseResultSet_BASE::getTypes());
  74 }
  75
  76
  77 // XRowLocate
  78 Any SAL_CALL ODbaseResultSet::getBookmark(  )
  79 {
  80     ::osl::MutexGuard aGuard( m_aMutex );
  81     checkDisposed(OResultSet_BASE::rBHelper.bDisposed);
  82     OSL_ENSURE((m_bShowDeleted || !m_aRow->isDeleted()),"getBookmark called for deleted row");
  83
  84     return makeAny(static_cast<sal_Int32>((*m_aRow)[0]->getValue()));
  85 }
  86
  87 sal_Bool SAL_CALL ODbaseResultSet::moveToBookmark( const  Any& bookmark )
  88 {
  89     ::osl::MutexGuard aGuard( m_aMutex );
  90     checkDisposed(OResultSet_BASE::rBHelper.bDisposed);
  91
  92
  93     m_bRowDeleted = m_bRowInserted = m_bRowUpdated = false;
  94
  95     return m_pTable.is() && Move(IResultSetHelper::BOOKMARK,comphelper::getINT32(bookmark),true);
  96 }
  97
  98 sal_Bool SAL_CALL ODbaseResultSet::moveRelativeToBookmark( const  Any& bookmark, sal_Int32 rows )
  99 {
 100     ::osl::MutexGuard aGuard( m_aMutex );
 101     checkDisposed(OResultSet_BASE::rBHelper.bDisposed);
 102     if(!m_pTable.is())
 103         return false;
 104
 105
 106     Move(IResultSetHelper::BOOKMARK,comphelper::getINT32(bookmark),false);
 107
 108     return relative(rows);
 109 }
 110
 111
 112 sal_Int32 SAL_CALL ODbaseResultSet::compareBookmarks( const Any& lhs, const Any& rhs )
 113 {
 114     sal_Int32 nFirst(0),nSecond(0),nResult(0);
 115     if ( !( lhs  >>= nFirst ) || !( rhs >>= nSecond ) )
 116     {
 117         ::connectivity::SharedResources aResources;
 118         const OUString sMessage = aResources.getResourceString(STR_INVALID_BOOKMARK);
 119         ::dbtools::throwGenericSQLException(sMessage ,*this);
 120     } // if ( !( lhs  >>= nFirst ) || !( rhs >>= nSecond ) )
 121
 122     if(nFirst < nSecond)
 123         nResult = CompareBookmark::LESS;
 124     else if(nFirst > nSecond)
 125         nResult = CompareBookmark::GREATER;
 126     else
 127         nResult = CompareBookmark::EQUAL;
 128
 129     return  nResult;
 130 }
 131
 132 sal_Bool SAL_CALL ODbaseResultSet::hasOrderedBookmarks(  )
 133 {
 134     return true;
 135 }
 136
 137 sal_Int32 SAL_CALL ODbaseResultSet::hashBookmark( const  Any& bookmark )
 138 {
 139     ::osl::MutexGuard aGuard( m_aMutex );
 140     checkDisposed(OResultSet_BASE::rBHelper.bDisposed);
 141
 142
 143     return comphelper::getINT32(bookmark);
 144 }
 145
 146 // XDeleteRows
 147 Sequence< sal_Int32 > SAL_CALL ODbaseResultSet::deleteRows( const  Sequence<  Any >& /*rows*/ )
 148 {
 149     ::osl::MutexGuard aGuard( m_aMutex );
 150     checkDisposed(OResultSet_BASE::rBHelper.bDisposed);
 151
 152     ::dbtools::throwFeatureNotImplementedSQLException( "XDeleteRows::deleteRows", *this );
 153     return Sequence< sal_Int32 >();
 154 }
 155
 156 bool ODbaseResultSet::fillIndexValues(const Reference< XColumnsSupplier> &_xIndex)
 157 {
 158     auto pIndex = comphelper::getUnoTunnelImplementation<dbase::ODbaseIndex>(_xIndex);
 159     if(pIndex)
 160     {
 161         std::unique_ptr<dbase::OIndexIterator> pIter = pIndex->createIterator();
 162
 163         if (pIter)
 164         {
 165             sal_uInt32 nRec = pIter->First();
 166             while (nRec != NODE_NOTFOUND)
 167             {
 168                 m_pFileSet->push_back(nRec);
 169                 nRec = pIter->Next();
 170             }
 171             m_pFileSet->setFrozen();
 172             return true;
 173         }
 174     }
 175     return false;
 176 }
 177
 178 ::cppu::IPropertyArrayHelper & ODbaseResultSet::getInfoHelper()
 179 {
 180     return *ODbaseResultSet_BASE3::getArrayHelper();
 181 }
 182
 183 ::cppu::IPropertyArrayHelper* ODbaseResultSet::createArrayHelper() const
 184 {
 185     Sequence< Property > aProps;
 186     describeProperties(aProps);
 187     return new ::cppu::OPropertyArrayHelper(aProps);
 188 }
 189
 190 void SAL_CALL ODbaseResultSet::acquire() noexcept
 191 {
 192     ODbaseResultSet_BASE2::acquire();
 193 }
 194
 195 void SAL_CALL ODbaseResultSet::release() noexcept
 196 {
 197     ODbaseResultSet_BASE2::release();
 198 }
 199
 200 css::uno::Reference< css::beans::XPropertySetInfo > SAL_CALL ODbaseResultSet::getPropertySetInfo(  )
 201 {
 202     return ::cppu::OPropertySetHelper::createPropertySetInfo(getInfoHelper());
 203 }
 204
 205 sal_Int32 ODbaseResultSet::getCurrentFilePos() const
 206 {
 207     return m_pTable->getFilePos();
 208 }
 209
 210
 211 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */