dbaccess/source/core/inc/querycontainer.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
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  19
  20 #ifndef INCLUDED_DBACCESS_SOURCE_CORE_INC_QUERYCONTAINER_HXX
  21 #define INCLUDED_DBACCESS_SOURCE_CORE_INC_QUERYCONTAINER_HXX
  22
  23 #include <cppuhelper/implbase5.hxx>
  24 #include <cppuhelper/interfacecontainer.hxx>
  25
  26 #include <com/sun/star/beans/XPropertySet.hpp>
  27 #include <com/sun/star/container/XEnumerationAccess.hpp>
  28 #include <com/sun/star/container/XContainerListener.hpp>
  29 #include <com/sun/star/container/XNameContainer.hpp>
  30 #include <com/sun/star/container/XNameAccess.hpp>
  31 #include <com/sun/star/container/XIndexAccess.hpp>
  32 #include <com/sun/star/container/XContainer.hpp>
  33 #include <com/sun/star/util/XRefreshable.hpp>
  34 #include <com/sun/star/lang/XServiceInfo.hpp>
  35 #include <com/sun/star/uno/Sequence.hxx>
  36 #include <com/sun/star/sdbcx/XDataDescriptorFactory.hpp>
  37 #include <com/sun/star/sdbcx/XAppend.hpp>
  38 #include <com/sun/star/sdbcx/XDrop.hpp>
  39 #include <com/sun/star/sdbc/XConnection.hpp>
  40 #include <com/sun/star/beans/XPropertyChangeListener.hpp>
  41 #include <com/sun/star/container/XContainerApproveListener.hpp>
  42
  43 #include "definitioncontainer.hxx"
  44 #include "apitools.hxx"
  45
  46 namespace dbtools
  47 {
  48     class WarningsContainer;
  49 }
  50
  51 namespace dbaccess
  52 {
  53
  54     typedef ::cppu::ImplHelper5 <   css::container::XContainerListener
  55                                 ,   css::container::XContainerApproveListener
  56                                 ,   css::sdbcx::XDataDescriptorFactory
  57                                 ,   css::sdbcx::XAppend
  58                                 ,   css::sdbcx::XDrop
  59                                 >   OQueryContainer_Base;
  60
  61     // OQueryContainer
  62     class OQueryContainer   : public ODefinitionContainer
  63                             , public OQueryContainer_Base
  64     {
  65     private:
  66         ::dbtools::WarningsContainer*  m_pWarnings;
  67         css::uno::Reference< css::container::XNameContainer >
  68                                         m_xCommandDefinitions;
  69         css::uno::Reference< css::sdbc::XConnection >
  70                                         m_xConnection;
  71         // possible actions on our "aggregate"
  72         enum AGGREGATE_ACTION { NONE, INSERTING, FLUSHING };
  73         AGGREGATE_ACTION        m_eDoingCurrently;
  74
  75         /** a class which automatically resets m_eDoingCurrently in its destructor
  76         */
  77         class OAutoActionReset; // just for the following friend declaration
  78         friend class OAutoActionReset;
  79         class OAutoActionReset
  80         {
  81             OQueryContainer*        m_pActor;
  82         public:
  83             OAutoActionReset(OQueryContainer* _pActor) : m_pActor(_pActor) { }
  84             ~OAutoActionReset() { m_pActor->m_eDoingCurrently = NONE; }
  85         };
  86
  87         // ODefinitionContainer
  88         virtual css::uno::Reference< css::ucb::XContent > createObject( const OUString& _rName) override;
  89         virtual bool checkExistence(const OUString& _rName) override;
  90
  91         // helper
  92         virtual void SAL_CALL disposing() override;
  93         virtual ~OQueryContainer() override;
  94
  95         /** ctor of the container. The parent has to support the <type scope="css::sdbc">XConnection</type>
  96             interface.<BR>
  97
  98             @param _pWarnings
  99                 specifies a warnings container (May be <NULL/>)
 100
 101                 Any errors which occur during the lifetime of the query container,
 102                 which cannot be reported as exceptions (for instance in methods where throwing an SQLException is
 103                 not allowed) will be appended to this container.</p>
 104                 <p>The caller is responsible for ensuring the lifetime of the object pointed to by this parameter.
 105         */
 106         OQueryContainer(
 107             const css::uno::Reference< css::container::XNameContainer >& _rxCommandDefinitions,
 108             const css::uno::Reference< css::sdbc::XConnection >& _rxConn,
 109             const css::uno::Reference< css::uno::XComponentContext >& _rxORB,
 110             ::dbtools::WarningsContainer* _pWarnings
 111             );
 112
 113         void init();
 114
 115     public:
 116         static rtl::Reference<OQueryContainer> create(
 117             const css::uno::Reference< css::container::XNameContainer >& _rxCommandDefinitions,
 118             const css::uno::Reference< css::sdbc::XConnection >& _rxConn,
 119             const css::uno::Reference< css::uno::XComponentContext >& _rxORB,
 120             ::dbtools::WarningsContainer* _pWarnings
 121             );
 122
 123         DECLARE_XINTERFACE( )
 124         DECLARE_XTYPEPROVIDER( )
 125         DECLARE_SERVICE_INFO();
 126
 127     // css::container::XContainerListener
 128         virtual void SAL_CALL elementInserted( const css::container::ContainerEvent& Event ) throw(css::uno::RuntimeException, std::exception) override;
 129         virtual void SAL_CALL elementRemoved( const css::container::ContainerEvent& Event ) throw(css::uno::RuntimeException, std::exception) override;
 130         virtual void SAL_CALL elementReplaced( const css::container::ContainerEvent& Event ) throw(css::uno::RuntimeException, std::exception) override;
 131
 132         // XContainerApproveListener
 133         virtual css::uno::Reference< css::util::XVeto > SAL_CALL approveInsertElement( const css::container::ContainerEvent& Event ) throw (css::lang::WrappedTargetException, css::uno::RuntimeException, std::exception) override;
 134         virtual css::uno::Reference< css::util::XVeto > SAL_CALL approveReplaceElement( const css::container::ContainerEvent& Event ) throw (css::lang::WrappedTargetException, css::uno::RuntimeException, std::exception) override;
 135         virtual css::uno::Reference< css::util::XVeto > SAL_CALL approveRemoveElement( const css::container::ContainerEvent& Event ) throw (css::lang::WrappedTargetException, css::uno::RuntimeException, std::exception) override;
 136
 137     // css::lang::XEventListener
 138         virtual void SAL_CALL disposing( const css::lang::EventObject& Source ) throw(css::uno::RuntimeException, std::exception) override;
 139
 140     // css::sdbcx::XDataDescriptorFactory
 141         virtual css::uno::Reference< css::beans::XPropertySet > SAL_CALL createDataDescriptor(  ) throw(css::uno::RuntimeException, std::exception) override;
 142
 143     // css::sdbcx::XAppend
 144         virtual void SAL_CALL appendByDescriptor( const css::uno::Reference< css::beans::XPropertySet >& descriptor ) throw(css::sdbc::SQLException, css::container::ElementExistException, css::uno::RuntimeException, std::exception) override;
 145
 146     // css::sdbcx::XDrop
 147         virtual void SAL_CALL dropByName( const OUString& elementName ) throw(css::sdbc::SQLException, css::container::NoSuchElementException, css::uno::RuntimeException, std::exception) override;
 148         virtual void SAL_CALL dropByIndex( sal_Int32 index ) throw(css::sdbc::SQLException, css::lang::IndexOutOfBoundsException, css::uno::RuntimeException, std::exception) override;
 149
 150     // css::container::XElementAccess
 151         virtual sal_Bool SAL_CALL hasElements(  ) throw(css::uno::RuntimeException, std::exception) override;
 152     // css::container::XIndexAccess
 153         virtual sal_Int32 SAL_CALL getCount(  ) throw(css::uno::RuntimeException, std::exception) override;
 154     // css::container::XNameAccess
 155         virtual css::uno::Sequence< OUString > SAL_CALL getElementNames(  ) throw(css::uno::RuntimeException, std::exception) override;
 156
 157     private:
 158         // OContentHelper overridables
 159         virtual OUString determineContentType() const override;
 160
 161         // helper
 162         /** create a query object wrapping a CommandDefinition given by name. To retrieve the object, the CommandDescription
 163             container will be asked for the given name.<BR>
 164             The returned object is acquired once.
 165         */
 166         css::uno::Reference< css::ucb::XContent > implCreateWrapper(const OUString& _rName);
 167         /// create a query object wrapping a CommandDefinition. The returned object is acquired once.
 168         css::uno::Reference< css::ucb::XContent > implCreateWrapper(const css::uno::Reference< css::ucb::XContent >& _rxCommandDesc);
 169
 170     };
 171 }   // namespace dbaccess
 172
 173 #endif // INCLUDED_DBACCESS_SOURCE_CORE_INC_QUERYCONTAINER_HXX
 174
 175 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */