xref: /trunk/main/dbaccess/source/core/inc/column.hxx (revision cdf0e10c4e3984b49a9502b011690b615761d4a3)
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27 
28 #ifndef _DBA_COREAPI_COLUMN_HXX_
29 #define _DBA_COREAPI_COLUMN_HXX_
30 
31 #include "columnsettings.hxx"
32 
33 #include <com/sun/star/container/XChild.hpp>
34 #include <com/sun/star/container/XEnumerationAccess.hpp>
35 #include <com/sun/star/container/XIndexAccess.hpp>
36 #include <com/sun/star/container/XNameAccess.hpp>
37 #include <com/sun/star/container/XNamed.hpp>
38 #include <com/sun/star/io/IOException.hpp>
39 #include <com/sun/star/io/XObjectInputStream.hpp>
40 #include <com/sun/star/io/XObjectOutputStream.hpp>
41 #include <com/sun/star/lang/WrappedTargetException.hpp>
42 #include <com/sun/star/lang/XMultiServiceFactory.hpp>
43 #include <com/sun/star/lang/XServiceInfo.hpp>
44 #include <com/sun/star/lang/XUnoTunnel.hpp>
45 #include <com/sun/star/sdbc/XResultSet.hpp>
46 #include <com/sun/star/sdbcx/XAppend.hpp>
47 #include <com/sun/star/sdbcx/XDrop.hpp>
48 #include <com/sun/star/util/XNumberFormatsSupplier.hpp>
49 
50 #include <comphelper/broadcasthelper.hxx>
51 #include <comphelper/proparrhlp.hxx>
52 #include <comphelper/propertycontainer.hxx>
53 #include <comphelper/stl_types.hxx>
54 #include <connectivity/CommonTools.hxx>
55 #include <connectivity/FValue.hxx>
56 #include <connectivity/TColumnsHelper.hxx>
57 #include <connectivity/sdbcx/IRefreshable.hxx>
58 #include <cppuhelper/compbase2.hxx>
59 #include <cppuhelper/compbase4.hxx>
60 #include <cppuhelper/implbase1.hxx>
61 #include <cppuhelper/propshlp.hxx>
62 #include <osl/diagnose.h>
63 
64 #include <hash_map>
65 
66 namespace dbaccess
67 {
68 
69     //************************************************************
70     //  OColumn
71     //************************************************************
72     typedef ::cppu::WeakComponentImplHelper2<   ::com::sun::star::lang::XServiceInfo,
73                                                 ::com::sun::star::container::XNamed
74                                             >   OColumnBase;
75 
76     //------------------------------------------------------------
77     class OColumn   :public comphelper::OBaseMutex
78                     ,public OColumnBase
79                     ,public ::comphelper::OPropertyContainer
80                     ,public IPropertyContainer  // convenience for the derived class which also derive from OColumnSettings
81     {
82         friend class OColumns;
83 
84     protected:
85         // <properties>
86         ::rtl::OUString m_sName;
87         // </properties>
88 
89     protected:
90         OColumn( const bool _bNameIsReadOnly );
91 
92     public:
93         virtual ~OColumn();
94 
95     // com::sun::star::lang::XTypeProvider
96         virtual ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Type > SAL_CALL getTypes() throw (::com::sun::star::uno::RuntimeException);
97         virtual ::com::sun::star::uno::Sequence< sal_Int8 > SAL_CALL getImplementationId() throw (::com::sun::star::uno::RuntimeException) = 0;
98 
99     // com::sun::star::uno::XInterface
100         virtual ::com::sun::star::uno::Any SAL_CALL queryInterface( const ::com::sun::star::uno::Type & rType ) throw (::com::sun::star::uno::RuntimeException);
101         virtual void SAL_CALL acquire() throw();
102         virtual void SAL_CALL release() throw();
103 
104     // com::sun::star::beans::XPropertySet
105         virtual ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySetInfo > SAL_CALL getPropertySetInfo(  ) throw(::com::sun::star::uno::RuntimeException);
106 
107     // cppu::OComponentHelper
108         virtual void SAL_CALL disposing(void);
109 
110     // ::com::sun::star::lang::XServiceInfo
111         virtual ::rtl::OUString SAL_CALL getImplementationName(  ) throw(::com::sun::star::uno::RuntimeException);
112         virtual sal_Bool SAL_CALL supportsService( const ::rtl::OUString& ServiceName ) throw(::com::sun::star::uno::RuntimeException);
113         virtual ::com::sun::star::uno::Sequence< ::rtl::OUString > SAL_CALL getSupportedServiceNames(  ) throw(::com::sun::star::uno::RuntimeException);
114 
115         // XNamed
116         virtual ::rtl::OUString SAL_CALL getName(  ) throw(::com::sun::star::uno::RuntimeException);
117         virtual void SAL_CALL setName( const ::rtl::OUString& _rName ) throw(::com::sun::star::uno::RuntimeException);
118 
119         virtual void fireValueChange( const ::connectivity::ORowSetValue& _rOldValue );
120 
121     protected:
122         // IPropertyContainer
123         virtual void registerProperty( const ::rtl::OUString& _rName, sal_Int32 _nHandle, sal_Int32 _nAttributes, void* _pPointerToMember, const ::com::sun::star::uno::Type& _rMemberType );
124         virtual void registerMayBeVoidProperty( const ::rtl::OUString& _rName, sal_Int32 _nHandle, sal_Int32 _nAttributes, ::com::sun::star::uno::Any* _pPointerToMember, const ::com::sun::star::uno::Type& _rExpectedType );
125         virtual void registerPropertyNoMember( const ::rtl::OUString& _rName, sal_Int32 _nHandle, sal_Int32 _nAttributes, const ::com::sun::star::uno::Type& _rType, const void* _pInitialValue );
126     };
127 
128     //============================================================
129     //= IColumnFactory - used by OColumns for creating new columns
130     //============================================================
131     class SAL_NO_VTABLE IColumnFactory
132     {
133     public:
134         /** creates a OColumn object which should represent the column with a given name
135         */
136         virtual OColumn*
137             createColumn( const ::rtl::OUString& _rName ) const = 0;
138 
139         /** creates a column descriptor object.
140 
141             A column descriptor object is used to append new columns to the collection. If such an append
142             actually happened, columnAppended is called afterwards.
143         */
144         virtual ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet > createColumnDescriptor() = 0;
145 
146         /** notifies that a column, created from a column descriptor, has been appended
147         */
148         virtual void columnAppended( const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet >& _rxSourceDescriptor ) = 0;
149 
150         /** notifies that a column with a given name has been dropped
151         */
152         virtual void columnDropped( const ::rtl::OUString& _sName ) = 0;
153     };
154 
155     //============================================================
156     //= OColumns
157     //= general columns map, could be used for readonly access
158     //= no appending and dropping is supported
159     //============================================================
160     typedef ::std::hash_map<rtl::OUString, OColumn*, ::comphelper::UStringMixHash, ::comphelper::UStringMixEqual> OColumnMap;
161     typedef ::std::vector<OColumn*> OColumnArray;
162 
163     class OContainerMediator;
164     typedef ::cppu::ImplHelper1< ::com::sun::star::container::XChild > TXChild;
165     typedef connectivity::OColumnsHelper OColumns_BASE;
166     //------------------------------------------------------------
167     class OColumns : public OColumns_BASE
168                     ,public TXChild
169     {
170         OContainerMediator*     m_pMediator;
171 
172     protected:
173         // comes from the driver can be null
174         ::com::sun::star::uno::Reference< ::com::sun::star::container::XNameAccess >    m_xDrvColumns;
175         ::com::sun::star::uno::WeakReference< ::com::sun::star::uno::XInterface >       m_xParent;
176         IColumnFactory*                             m_pColFactoryImpl;
177         ::connectivity::sdbcx::IRefreshableColumns* m_pRefreshColumns;
178 
179         sal_Bool                                    m_bInitialized  : 1;
180         sal_Bool                                    m_bAddColumn    : 1;
181         sal_Bool                                    m_bDropColumn   : 1;
182 
183         virtual void impl_refresh() throw(::com::sun::star::uno::RuntimeException);
184         virtual connectivity::sdbcx::ObjectType createObject(const ::rtl::OUString& _rName);
185         virtual ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet > createDescriptor();
186         virtual connectivity::sdbcx::ObjectType appendObject( const ::rtl::OUString& _rForName, const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet >& descriptor );
187         virtual void dropObject(sal_Int32 _nPos,const ::rtl::OUString _sElementName);
188 
189     public:
190         connectivity::sdbcx::ObjectType createBaseObject(const ::rtl::OUString& _rName)
191         {
192             return OColumns_BASE::createObject(_rName);
193         }
194         /** flag which determines whether the container is filled or not
195         */
196         inline sal_Bool isInitialized() const { return m_bInitialized; }
197         inline void     setInitialized() {m_bInitialized = sal_True;}
198         inline void     setMediator(OContainerMediator* _pMediator) { m_pMediator = _pMediator; }
199 
200     public:
201         /** constructs an empty container without configuration location.
202             @param      rParent             the parent object. This instance will be used for refcounting, so the parent
203                                             cannot die before the container does.
204             @param      _rMutex             the mutex of the parent.
205             @param      _bCaseSensitive     the initial case sensitivity flag
206             @see        setCaseSensitive
207         */
208         OColumns(
209                 ::cppu::OWeakObject& _rParent,
210                 ::osl::Mutex& _rMutex,
211                 sal_Bool _bCaseSensitive,
212                 const ::std::vector< ::rtl::OUString>& _rVector,
213                 IColumnFactory* _pColFactory,
214                 ::connectivity::sdbcx::IRefreshableColumns* _pRefresh,
215                 sal_Bool _bAddColumn = sal_False,
216                 sal_Bool _bDropColumn = sal_False,
217                 sal_Bool _bUseHardRef = sal_True);
218 
219         OColumns(
220             ::cppu::OWeakObject& _rParent,
221             ::osl::Mutex& _rMutex,
222             const ::com::sun::star::uno::Reference< ::com::sun::star::container::XNameAccess >& _rxDrvColumns,
223             sal_Bool _bCaseSensitive,
224             const ::std::vector< ::rtl::OUString> &_rVector,
225             IColumnFactory* _pColFactory,
226             ::connectivity::sdbcx::IRefreshableColumns* _pRefresh,
227             sal_Bool _bAddColumn = sal_False,
228             sal_Bool _bDropColumn = sal_False,
229             sal_Bool _bUseHardRef = sal_True);
230         virtual ~OColumns();
231 
232         //XInterface
233         virtual ::com::sun::star::uno::Any SAL_CALL queryInterface( const ::com::sun::star::uno::Type & rType ) throw(::com::sun::star::uno::RuntimeException);
234         virtual void SAL_CALL acquire() throw() { OColumns_BASE::acquire(); }
235         virtual void SAL_CALL release() throw() { OColumns_BASE::release(); }
236         //XTypeProvider
237         virtual ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Type > SAL_CALL getTypes(  ) throw(::com::sun::star::uno::RuntimeException);
238 
239     // ::com::sun::star::lang::XServiceInfo
240         virtual ::rtl::OUString SAL_CALL getImplementationName(  ) throw(::com::sun::star::uno::RuntimeException);
241         virtual sal_Bool SAL_CALL supportsService( const ::rtl::OUString& ServiceName ) throw(::com::sun::star::uno::RuntimeException);
242         virtual ::com::sun::star::uno::Sequence< ::rtl::OUString > SAL_CALL getSupportedServiceNames(  ) throw(::com::sun::star::uno::RuntimeException);
243 
244         // ::com::sun::star::container::XChild
245         virtual ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface > SAL_CALL getParent(  ) throw (::com::sun::star::uno::RuntimeException);
246         virtual void SAL_CALL setParent( const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& Parent ) throw (::com::sun::star::lang::NoSupportException, ::com::sun::star::uno::RuntimeException);
247 
248         void append(const ::rtl::OUString& rName, OColumn*);
249         void clearColumns();
250         // only the name is identical to ::cppu::OComponentHelper
251         virtual void SAL_CALL disposing(void);
252 
253     private:
254         using OColumns_BASE::setParent;
255     };
256 }
257 #endif // _DBA_COREAPI_COLUMN_HXX_
258 
259