dbaccess/source/core/api/querydescriptor.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 "querydescriptor.hxx"
  21 #include <apitools.hxx>
  22 #include <stringconstants.hxx>
  23 #include <comphelper/servicehelper.hxx>
  24 #include <cppuhelper/supportsservice.hxx>
  25 #include <cppuhelper/typeprovider.hxx>
  26 #include <com/sun/star/beans/PropertyAttribute.hpp>
  27
  28 using namespace ::com::sun::star::uno;
  29 using namespace ::com::sun::star::awt;
  30 using namespace ::com::sun::star::lang;
  31 using namespace ::com::sun::star::beans;
  32 using namespace ::com::sun::star::container;
  33 using namespace ::com::sun::star::util;
  34 using namespace ::osl;
  35 using namespace ::cppu;
  36
  37 namespace dbaccess
  38 {
  39
  40 // OQueryDescriptor
  41
  42 OQueryDescriptor::OQueryDescriptor()
  43     :OQueryDescriptor_Base(m_aMutex,*this)
  44     ,ODataSettings(m_aBHelper,true)
  45 {
  46     registerProperties();
  47     ODataSettings::registerPropertiesFor(this);
  48 }
  49
  50 OQueryDescriptor::OQueryDescriptor(const OQueryDescriptor_Base& _rSource)
  51     :OQueryDescriptor_Base(_rSource,*this)
  52     ,ODataSettings(m_aBHelper,true)
  53 {
  54     registerProperties();
  55     ODataSettings::registerPropertiesFor(this);
  56 }
  57
  58 OQueryDescriptor::~OQueryDescriptor()
  59 {
  60 }
  61
  62 css::uno::Sequence<sal_Int8> OQueryDescriptor::getImplementationId()
  63 {
  64     return css::uno::Sequence<sal_Int8>();
  65 }
  66
  67 IMPLEMENT_GETTYPES2(OQueryDescriptor,OQueryDescriptor_Base,ODataSettings);
  68 IMPLEMENT_FORWARD_XINTERFACE3( OQueryDescriptor,OWeakObject,OQueryDescriptor_Base,ODataSettings)
  69
  70 void OQueryDescriptor::registerProperties()
  71 {
  72     // the properties which OCommandBase supplies (it has no own registration, as it's not derived from
  73     // an OPropertyStateContainer)
  74     registerProperty(PROPERTY_NAME, PROPERTY_ID_NAME, PropertyAttribute::BOUND|PropertyAttribute::CONSTRAINED,
  75                     &m_sElementName, cppu::UnoType<decltype(m_sElementName)>::get());
  76
  77     registerProperty(PROPERTY_COMMAND, PROPERTY_ID_COMMAND, PropertyAttribute::BOUND,
  78                     &m_sCommand, cppu::UnoType<decltype(m_sCommand)>::get());
  79
  80     registerProperty(PROPERTY_ESCAPE_PROCESSING, PROPERTY_ID_ESCAPE_PROCESSING, PropertyAttribute::BOUND,
  81                     &m_bEscapeProcessing, cppu::UnoType<bool>::get());
  82
  83     registerProperty(PROPERTY_UPDATE_TABLENAME, PROPERTY_ID_UPDATE_TABLENAME, PropertyAttribute::BOUND,
  84                     &m_sUpdateTableName, cppu::UnoType<decltype(m_sUpdateTableName)>::get());
  85
  86     registerProperty(PROPERTY_UPDATE_SCHEMANAME, PROPERTY_ID_UPDATE_SCHEMANAME, PropertyAttribute::BOUND,
  87                     &m_sUpdateSchemaName, cppu::UnoType<decltype(m_sUpdateSchemaName)>::get());
  88
  89     registerProperty(PROPERTY_UPDATE_CATALOGNAME, PROPERTY_ID_UPDATE_CATALOGNAME, PropertyAttribute::BOUND,
  90                     &m_sUpdateCatalogName, cppu::UnoType<decltype(m_sUpdateCatalogName)>::get());
  91
  92     registerProperty(PROPERTY_LAYOUTINFORMATION, PROPERTY_ID_LAYOUTINFORMATION, PropertyAttribute::BOUND,
  93                     &m_aLayoutInformation, cppu::UnoType<decltype(m_aLayoutInformation)>::get());
  94 }
  95
  96 Reference< XPropertySetInfo > SAL_CALL OQueryDescriptor::getPropertySetInfo(  )
  97 {
  98     return createPropertySetInfo( getInfoHelper() ) ;
  99 }
 100
 101 ::cppu::IPropertyArrayHelper& OQueryDescriptor::getInfoHelper()
 102 {
 103     return *getArrayHelper();
 104 }
 105
 106 ::cppu::IPropertyArrayHelper* OQueryDescriptor::createArrayHelper( ) const
 107 {
 108     Sequence< Property > aProps;
 109     describeProperties(aProps);
 110     return new ::cppu::OPropertyArrayHelper(aProps);
 111 }
 112
 113
 114 OQueryDescriptor_Base::OQueryDescriptor_Base(::osl::Mutex&  _rMutex,::cppu::OWeakObject& _rMySelf)
 115     :m_bColumnsOutOfDate(true)
 116     ,m_rMutex(_rMutex)
 117 {
 118     m_pColumns.reset( new OColumns(_rMySelf, m_rMutex, true,std::vector< OUString>(), this,this) );
 119 }
 120
 121 OQueryDescriptor_Base::OQueryDescriptor_Base(const OQueryDescriptor_Base& _rSource,::cppu::OWeakObject& _rMySelf)
 122     :m_bColumnsOutOfDate(true)
 123     ,m_rMutex(_rSource.m_rMutex)
 124 {
 125     m_pColumns.reset( new OColumns(_rMySelf, m_rMutex, true,std::vector< OUString>(), this,this) );
 126
 127     m_sCommand = _rSource.m_sCommand;
 128     m_bEscapeProcessing = _rSource.m_bEscapeProcessing;
 129     m_sUpdateTableName = _rSource.m_sUpdateTableName;
 130     m_sUpdateSchemaName = _rSource.m_sUpdateSchemaName;
 131     m_sUpdateCatalogName = _rSource.m_sUpdateCatalogName;
 132     m_aLayoutInformation = _rSource.m_aLayoutInformation;
 133 }
 134
 135 OQueryDescriptor_Base::~OQueryDescriptor_Base()
 136 {
 137     m_pColumns->acquire();
 138     m_pColumns->disposing();
 139 }
 140
 141 sal_Int64 SAL_CALL OQueryDescriptor_Base::getSomething( const Sequence< sal_Int8 >& _rIdentifier )
 142 {
 143     if (isUnoTunnelId<OQueryDescriptor_Base>(_rIdentifier))
 144         return reinterpret_cast<sal_Int64>(this);
 145
 146     return 0;
 147 }
 148
 149 css::uno::Sequence<sal_Int8> OQueryDescriptor_Base::getUnoTunnelId()
 150 {
 151     static cppu::OImplementationId aId;
 152     return aId.getImplementationId();
 153 }
 154
 155 css::uno::Sequence<sal_Int8> OQueryDescriptor_Base::getImplementationId()
 156 {
 157     return css::uno::Sequence<sal_Int8>();
 158 }
 159
 160 void OQueryDescriptor_Base::setColumnsOutOfDate( bool _bOutOfDate )
 161 {
 162     m_bColumnsOutOfDate = _bOutOfDate;
 163     if ( !m_bColumnsOutOfDate )
 164         m_pColumns->setInitialized();
 165 }
 166
 167 void OQueryDescriptor_Base::implAppendColumn( const OUString& _rName, OColumn* _pColumn )
 168 {
 169     m_pColumns->append( _rName, _pColumn );
 170 }
 171
 172 void OQueryDescriptor_Base::clearColumns( )
 173 {
 174     m_pColumns->clearColumns();
 175
 176     setColumnsOutOfDate();
 177 }
 178
 179 Reference< XNameAccess > SAL_CALL OQueryDescriptor_Base::getColumns( )
 180 {
 181     MutexGuard aGuard(m_rMutex);
 182
 183     if ( m_bColumnsOutOfDate )
 184     {
 185         // clear the current columns
 186         clearColumns();
 187
 188         // do this before rebuildColumns. This prevents recursion, e.g. in the case where we
 189         // have queries with cyclic references:
 190         // foo := SELECT * FROM bar
 191         // bar := SELECT * FROM foo
 192         setColumnsOutOfDate( false );
 193
 194         // rebuild them
 195         try
 196         {
 197             rebuildColumns();
 198         }
 199         catch ( const Exception& )
 200         {
 201             setColumnsOutOfDate();
 202             throw;
 203         }
 204     }
 205
 206     return m_pColumns.get();
 207 }
 208
 209 OUString SAL_CALL OQueryDescriptor_Base::getImplementationName(  )
 210 {
 211     return "com.sun.star.sdb.OQueryDescriptor";
 212 }
 213
 214 sal_Bool SAL_CALL OQueryDescriptor_Base::supportsService( const OUString& _rServiceName )
 215 {
 216     return cppu::supportsService(this, _rServiceName);
 217 }
 218
 219 Sequence< OUString > SAL_CALL OQueryDescriptor_Base::getSupportedServiceNames(  )
 220 {
 221     return { SERVICE_SDB_DATASETTINGS, SERVICE_SDB_QUERYDESCRIPTOR };
 222 }
 223
 224 void OQueryDescriptor_Base::disposeColumns()
 225 {
 226     m_pColumns->disposing();
 227 }
 228
 229 void OQueryDescriptor_Base::columnAppended( const Reference< XPropertySet >& /*_rxSourceDescriptor*/ )
 230 {
 231     // not interested in
 232 }
 233
 234 void OQueryDescriptor_Base::columnDropped(const OUString& /*_sName*/)
 235 {
 236     // not interested in
 237 }
 238
 239 Reference< XPropertySet > OQueryDescriptor_Base::createColumnDescriptor()
 240 {
 241     OSL_FAIL( "OQueryDescriptor_Base::createColumnDescriptor: called why?" );
 242     return nullptr;
 243 }
 244
 245 void OQueryDescriptor_Base::rebuildColumns( )
 246 {
 247 }
 248
 249 // IRefreshableColumns
 250 void OQueryDescriptor_Base::refreshColumns()
 251 {
 252     MutexGuard aGuard( m_rMutex );
 253
 254     clearColumns();
 255     rebuildColumns();
 256 }
 257
 258 OColumn* OQueryDescriptor_Base::createColumn( const OUString& /*_rName*/ ) const
 259 {
 260     // creating a column/descriptor for a query/descriptor does not make sense at all
 261     return nullptr;
 262 }
 263
 264 }
 265
 266 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */