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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 : #include <connectivity/paramwrapper.hxx>
20 :
21 : #include <com/sun/star/beans/PropertyAttribute.hpp>
22 : #include <com/sun/star/sdbc/DataType.hpp>
23 : #include <com/sun/star/lang/WrappedTargetException.hpp>
24 : #include <com/sun/star/sdb/XParametersSupplier.hpp>
25 : #include <com/sun/star/lang/DisposedException.hpp>
26 :
27 : #include <tools/diagnose_ex.h>
28 : #include <comphelper/enumhelper.hxx>
29 :
30 : #define PROPERTY_ID_VALUE 1000
31 :
32 :
33 : namespace dbtools
34 : {
35 : namespace param
36 : {
37 :
38 :
39 : using ::com::sun::star::uno::Reference;
40 : using ::com::sun::star::sdbc::XParameters;
41 : using ::com::sun::star::uno::Sequence;
42 : using ::com::sun::star::uno::Type;
43 : using ::com::sun::star::uno::RuntimeException;
44 : using ::com::sun::star::uno::XWeak;
45 : using ::com::sun::star::beans::XPropertySet;
46 : using ::com::sun::star::beans::XFastPropertySet;
47 : using ::com::sun::star::beans::XMultiPropertySet;
48 : using ::com::sun::star::beans::XPropertySetInfo;
49 : using ::com::sun::star::beans::Property;
50 : using ::com::sun::star::uno::Exception;
51 : using ::com::sun::star::uno::UNO_QUERY_THROW;
52 : using ::com::sun::star::uno::Any;
53 : using ::com::sun::star::lang::IllegalArgumentException;
54 : using ::com::sun::star::sdbc::SQLException;
55 : using ::com::sun::star::lang::WrappedTargetException;
56 : using ::com::sun::star::lang::IndexOutOfBoundsException;
57 : using ::com::sun::star::container::XEnumeration;
58 : using ::com::sun::star::sdb::XSingleSelectQueryAnalyzer;
59 : using ::com::sun::star::sdb::XParametersSupplier;
60 : using ::com::sun::star::lang::DisposedException;
61 :
62 : namespace PropertyAttribute = ::com::sun::star::beans::PropertyAttribute;
63 : namespace DataType = ::com::sun::star::sdbc::DataType;
64 :
65 :
66 : //= ParameterWrapper
67 :
68 :
69 3 : ParameterWrapper::ParameterWrapper( const Reference< XPropertySet >& _rxColumn )
70 : :PropertyBase( m_aBHelper )
71 3 : ,m_xDelegator( _rxColumn )
72 : {
73 3 : if ( m_xDelegator.is() )
74 3 : m_xDelegatorPSI = m_xDelegator->getPropertySetInfo();
75 3 : if ( !m_xDelegatorPSI.is() )
76 0 : throw RuntimeException();
77 3 : }
78 :
79 :
80 0 : ParameterWrapper::ParameterWrapper( const Reference< XPropertySet >& _rxColumn,
81 : const Reference< XParameters >& _rxAllParameters, const ::std::vector< sal_Int32 >& _rIndexes )
82 : :PropertyBase( m_aBHelper )
83 : ,m_aIndexes( _rIndexes )
84 : ,m_xDelegator( _rxColumn )
85 0 : ,m_xValueDestination( _rxAllParameters )
86 : {
87 0 : if ( m_xDelegator.is() )
88 0 : m_xDelegatorPSI = m_xDelegator->getPropertySetInfo();
89 0 : if ( !m_xDelegatorPSI.is() )
90 0 : throw RuntimeException();
91 :
92 : OSL_ENSURE( !m_aIndexes.empty(), "ParameterWrapper::ParameterWrapper: sure about the indexes?" );
93 0 : }
94 :
95 :
96 6 : ParameterWrapper::~ParameterWrapper()
97 : {
98 6 : }
99 :
100 :
101 12 : IMPLEMENT_FORWARD_REFCOUNT( ParameterWrapper, UnoBase )
102 :
103 0 : css::uno::Any ParameterWrapper::queryInterface(css::uno::Type const & aType)
104 : throw (css::uno::RuntimeException, std::exception)
105 : {
106 0 : css::uno::Any a(UnoBase::queryInterface(aType));
107 0 : if (!a.hasValue()) {
108 0 : a = PropertyBase::queryInterface(aType);
109 0 : if (!a.hasValue()
110 0 : && aType == cppu::UnoType<css::lang::XTypeProvider>::get())
111 : {
112 0 : a <<= css::uno::Reference<css::lang::XTypeProvider>(this);
113 : }
114 : }
115 0 : return a;
116 : }
117 :
118 :
119 0 : Sequence< Type > SAL_CALL ParameterWrapper::getTypes( ) throw(RuntimeException, std::exception)
120 : {
121 0 : Sequence< Type > aTypes( 5 );
122 0 : aTypes[ 0 ] = ::getCppuType( static_cast< Reference< XWeak >* >( NULL ) );
123 0 : aTypes[ 1 ] = ::getCppuType( static_cast< Reference< XTypeProvider >* >( NULL ) );
124 0 : aTypes[ 2 ] = ::getCppuType( static_cast< Reference< XPropertySet >* >( NULL ) );
125 0 : aTypes[ 3 ] = ::getCppuType( static_cast< Reference< XFastPropertySet >* >( NULL ) );
126 0 : aTypes[ 4 ] = ::getCppuType( static_cast< Reference< XMultiPropertySet >* >( NULL ) );
127 0 : return aTypes;
128 : }
129 :
130 :
131 0 : IMPLEMENT_GET_IMPLEMENTATION_ID( ParameterWrapper )
132 :
133 :
134 0 : OUString ParameterWrapper::impl_getPseudoAggregatePropertyName( sal_Int32 _nHandle ) const
135 : {
136 0 : Reference< XPropertySetInfo > xInfo = const_cast<ParameterWrapper*>( this )->getPropertySetInfo();
137 0 : Sequence< Property > aProperties = xInfo->getProperties();
138 0 : const Property* pProperties = aProperties.getConstArray();
139 0 : for ( sal_Int32 i = 0; i < aProperties.getLength(); ++i, ++pProperties )
140 : {
141 0 : if ( pProperties->Handle == _nHandle )
142 0 : return pProperties->Name;
143 : }
144 :
145 : OSL_FAIL( "ParameterWrapper::impl_getPseudoAggregatePropertyName: invalid argument!" );
146 0 : return OUString();
147 : }
148 :
149 :
150 0 : Reference< XPropertySetInfo > ParameterWrapper::getPropertySetInfo() throw( RuntimeException, std::exception )
151 : {
152 0 : return createPropertySetInfo( getInfoHelper() );
153 : }
154 :
155 :
156 0 : ::cppu::IPropertyArrayHelper& ParameterWrapper::getInfoHelper()
157 : {
158 0 : if ( !m_pInfoHelper.get() )
159 : {
160 0 : Sequence< Property > aProperties;
161 : try
162 : {
163 0 : aProperties = m_xDelegatorPSI->getProperties();
164 0 : sal_Int32 nProperties( aProperties.getLength() );
165 0 : aProperties.realloc( nProperties + 1 );
166 0 : aProperties[ nProperties ] = Property(
167 : OUString( "Value" ),
168 : PROPERTY_ID_VALUE,
169 0 : ::cppu::UnoType< Any >::get(),
170 : PropertyAttribute::TRANSIENT | PropertyAttribute::MAYBEVOID
171 0 : );
172 : }
173 0 : catch( const Exception& )
174 : {
175 : DBG_UNHANDLED_EXCEPTION();
176 : }
177 :
178 0 : m_pInfoHelper.reset( new ::cppu::OPropertyArrayHelper( aProperties, false ) );
179 : }
180 0 : return *m_pInfoHelper;
181 : }
182 :
183 :
184 0 : sal_Bool ParameterWrapper::convertFastPropertyValue(Any& rConvertedValue, Any& rOldValue, sal_Int32 nHandle, const Any& rValue) throw( IllegalArgumentException )
185 : {
186 : OSL_ENSURE( PROPERTY_ID_VALUE == nHandle, "ParameterWrapper::convertFastPropertyValue: the only non-readonly prop should be our PROPERTY_VALUE!" );
187 : (void)nHandle;
188 :
189 : // we're lazy here ...
190 0 : rOldValue = m_aValue.makeAny();
191 0 : rConvertedValue = rValue;
192 0 : return sal_True; // assume "modified" ...
193 : }
194 :
195 :
196 0 : void ParameterWrapper::setFastPropertyValue_NoBroadcast( sal_Int32 nHandle, const Any& rValue ) throw( Exception, std::exception )
197 : {
198 0 : if ( nHandle == PROPERTY_ID_VALUE )
199 : {
200 : try
201 : {
202 : // TODO : aParamType & nScale can be obtained within the constructor ....
203 0 : sal_Int32 nParamType = DataType::VARCHAR;
204 0 : OSL_VERIFY( m_xDelegator->getPropertyValue("Type") >>= nParamType );
205 :
206 0 : sal_Int32 nScale = 0;
207 0 : if ( m_xDelegatorPSI->hasPropertyByName("Scale") )
208 0 : OSL_VERIFY( m_xDelegator->getPropertyValue("Scale") >>= nScale );
209 :
210 0 : if ( m_xValueDestination.is() )
211 : {
212 0 : for ( ::std::vector< sal_Int32 >::iterator aIter = m_aIndexes.begin(); aIter != m_aIndexes.end(); ++aIter )
213 : {
214 0 : m_xValueDestination->setObjectWithInfo( *aIter + 1, rValue, nParamType, nScale );
215 : // (the index of the parameters is one-based)
216 : }
217 : }
218 :
219 0 : m_aValue = rValue;
220 : }
221 0 : catch( SQLException& e )
222 : {
223 0 : WrappedTargetException aExceptionWrapper;
224 0 : aExceptionWrapper.Context = e.Context;
225 0 : aExceptionWrapper.Message = e.Message;
226 0 : aExceptionWrapper.TargetException <<= e;
227 0 : throw WrappedTargetException( aExceptionWrapper );
228 : }
229 : }
230 : else
231 : {
232 0 : OUString aName = impl_getPseudoAggregatePropertyName( nHandle );
233 0 : m_xDelegator->setPropertyValue( aName, rValue );
234 : }
235 0 : }
236 :
237 :
238 0 : void ParameterWrapper::getFastPropertyValue( Any& rValue, sal_Int32 nHandle ) const
239 : {
240 0 : if ( nHandle == PROPERTY_ID_VALUE )
241 : {
242 0 : rValue = m_aValue.makeAny();
243 : }
244 : else
245 : {
246 0 : OUString aName = impl_getPseudoAggregatePropertyName( nHandle );
247 0 : rValue = m_xDelegator->getPropertyValue( aName );
248 : }
249 0 : }
250 :
251 :
252 3 : void SAL_CALL ParameterWrapper::dispose()
253 : {
254 3 : ::osl::MutexGuard aGuard( m_aMutex );
255 :
256 3 : m_aValue.setNull();
257 3 : m_aIndexes.resize(0);
258 3 : m_xDelegator.clear();
259 3 : m_xDelegatorPSI.clear();
260 3 : m_xValueDestination.clear();
261 :
262 3 : m_aBHelper.bDisposed = sal_True;
263 3 : }
264 :
265 :
266 : //= ParameterWrapperContainer
267 :
268 :
269 0 : ParameterWrapperContainer::ParameterWrapperContainer()
270 0 : :ParameterWrapperContainer_Base( m_aMutex )
271 : {
272 0 : }
273 :
274 :
275 18 : ParameterWrapperContainer::ParameterWrapperContainer( const Reference< XSingleSelectQueryAnalyzer >& _rxComposer )
276 18 : :ParameterWrapperContainer_Base( m_aMutex )
277 : {
278 18 : Reference< XParametersSupplier > xSuppParams( _rxComposer, UNO_QUERY_THROW );
279 36 : Reference< XIndexAccess > xParameters( xSuppParams->getParameters(), UNO_QUERY_THROW );
280 18 : sal_Int32 nParamCount( xParameters->getCount() );
281 18 : m_aParameters.reserve( nParamCount );
282 21 : for ( sal_Int32 i=0; i<nParamCount; ++i )
283 : {
284 3 : m_aParameters.push_back( new ParameterWrapper( Reference< XPropertySet >( xParameters->getByIndex( i ), UNO_QUERY_THROW ) ) );
285 18 : }
286 18 : }
287 :
288 :
289 36 : ParameterWrapperContainer::~ParameterWrapperContainer()
290 : {
291 36 : }
292 :
293 :
294 0 : Type SAL_CALL ParameterWrapperContainer::getElementType() throw( RuntimeException, std::exception )
295 : {
296 0 : ::osl::MutexGuard aGuard( m_aMutex );
297 0 : impl_checkDisposed_throw();
298 0 : return ::getCppuType( static_cast< Reference< XPropertySet >* >( NULL ) );
299 : }
300 :
301 :
302 0 : sal_Bool SAL_CALL ParameterWrapperContainer::hasElements() throw( RuntimeException, std::exception )
303 : {
304 0 : ::osl::MutexGuard aGuard( m_aMutex );
305 0 : impl_checkDisposed_throw();
306 0 : return !m_aParameters.empty();
307 : }
308 :
309 :
310 0 : sal_Int32 SAL_CALL ParameterWrapperContainer::getCount() throw( RuntimeException, std::exception )
311 : {
312 0 : ::osl::MutexGuard aGuard( m_aMutex );
313 0 : impl_checkDisposed_throw();
314 0 : return m_aParameters.size();
315 : }
316 :
317 :
318 0 : Any SAL_CALL ParameterWrapperContainer::getByIndex( sal_Int32 _nIndex ) throw( IndexOutOfBoundsException, WrappedTargetException, RuntimeException, std::exception )
319 : {
320 0 : ::osl::MutexGuard aGuard( m_aMutex );
321 0 : impl_checkDisposed_throw();
322 :
323 0 : if ( ( _nIndex < 0 ) || ( _nIndex >= (sal_Int32)m_aParameters.size() ) )
324 0 : throw IndexOutOfBoundsException();
325 :
326 0 : return makeAny( Reference< XPropertySet >( m_aParameters[ _nIndex ].get() ) );
327 : }
328 :
329 :
330 0 : Reference< XEnumeration > ParameterWrapperContainer::createEnumeration() throw( RuntimeException, std::exception )
331 : {
332 0 : ::osl::MutexGuard aGuard( m_aMutex );
333 0 : impl_checkDisposed_throw();
334 :
335 0 : return new ::comphelper::OEnumerationByIndex( static_cast< XIndexAccess* >( this ) );
336 : }
337 :
338 :
339 18 : void ParameterWrapperContainer::impl_checkDisposed_throw()
340 : {
341 18 : if ( rBHelper.bDisposed )
342 0 : throw DisposedException( OUString(), *this );
343 18 : }
344 :
345 :
346 18 : void SAL_CALL ParameterWrapperContainer::disposing()
347 : {
348 18 : ::osl::MutexGuard aGuard( m_aMutex );
349 18 : impl_checkDisposed_throw();
350 :
351 63 : for ( Parameters::const_iterator param = m_aParameters.begin();
352 42 : param != m_aParameters.end();
353 : ++param
354 : )
355 : {
356 3 : (*param)->dispose();
357 : }
358 :
359 36 : Parameters aEmpty;
360 36 : m_aParameters.swap( aEmpty );
361 18 : }
362 :
363 :
364 : } } // namespace dbtools::param
365 :
366 :
367 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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