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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 7 : ParameterWrapper::ParameterWrapper( const Reference< XPropertySet >& _rxColumn )
66 : :PropertyBase( m_aBHelper )
67 7 : ,m_xDelegator( _rxColumn )
68 : {
69 7 : if ( m_xDelegator.is() )
70 7 : m_xDelegatorPSI = m_xDelegator->getPropertySetInfo();
71 7 : if ( !m_xDelegatorPSI.is() )
72 0 : throw RuntimeException();
73 7 : }
74 :
75 :
76 0 : ParameterWrapper::ParameterWrapper( const Reference< XPropertySet >& _rxColumn,
77 : const Reference< XParameters >& _rxAllParameters, const ::std::vector< sal_Int32 >& _rIndexes )
78 : :PropertyBase( m_aBHelper )
79 : ,m_aIndexes( _rIndexes )
80 : ,m_xDelegator( _rxColumn )
81 0 : ,m_xValueDestination( _rxAllParameters )
82 : {
83 0 : if ( m_xDelegator.is() )
84 0 : m_xDelegatorPSI = m_xDelegator->getPropertySetInfo();
85 0 : if ( !m_xDelegatorPSI.is() )
86 0 : throw RuntimeException();
87 :
88 : OSL_ENSURE( !m_aIndexes.empty(), "ParameterWrapper::ParameterWrapper: sure about the indexes?" );
89 0 : }
90 :
91 :
92 14 : ParameterWrapper::~ParameterWrapper()
93 : {
94 14 : }
95 :
96 :
97 62 : IMPLEMENT_FORWARD_REFCOUNT( ParameterWrapper, UnoBase )
98 :
99 3 : css::uno::Any ParameterWrapper::queryInterface(css::uno::Type const & aType)
100 : throw (css::uno::RuntimeException, std::exception)
101 : {
102 3 : css::uno::Any a(UnoBase::queryInterface(aType));
103 3 : if (!a.hasValue()) {
104 0 : a = PropertyBase::queryInterface(aType);
105 0 : if (!a.hasValue()
106 0 : && aType == cppu::UnoType<css::lang::XTypeProvider>::get())
107 : {
108 0 : a <<= css::uno::Reference<css::lang::XTypeProvider>(this);
109 : }
110 : }
111 3 : return a;
112 : }
113 :
114 :
115 0 : Sequence< Type > SAL_CALL ParameterWrapper::getTypes( ) throw(RuntimeException, std::exception)
116 : {
117 0 : Sequence< Type > aTypes( 5 );
118 0 : aTypes[ 0 ] = cppu::UnoType<XWeak>::get();
119 0 : aTypes[ 1 ] = cppu::UnoType<XTypeProvider>::get();
120 0 : aTypes[ 2 ] = cppu::UnoType<XPropertySet>::get();
121 0 : aTypes[ 3 ] = cppu::UnoType<XFastPropertySet>::get();
122 0 : aTypes[ 4 ] = cppu::UnoType<XMultiPropertySet>::get();
123 0 : return aTypes;
124 : }
125 :
126 :
127 0 : IMPLEMENT_GET_IMPLEMENTATION_ID( ParameterWrapper )
128 :
129 :
130 2 : OUString ParameterWrapper::impl_getPseudoAggregatePropertyName( sal_Int32 _nHandle ) const
131 : {
132 2 : Reference< XPropertySetInfo > xInfo = const_cast<ParameterWrapper*>( this )->getPropertySetInfo();
133 4 : Sequence< Property > aProperties = xInfo->getProperties();
134 2 : const Property* pProperties = aProperties.getConstArray();
135 26 : for ( sal_Int32 i = 0; i < aProperties.getLength(); ++i, ++pProperties )
136 : {
137 26 : if ( pProperties->Handle == _nHandle )
138 2 : return pProperties->Name;
139 : }
140 :
141 : OSL_FAIL( "ParameterWrapper::impl_getPseudoAggregatePropertyName: invalid argument!" );
142 2 : return OUString();
143 : }
144 :
145 :
146 2 : Reference< XPropertySetInfo > ParameterWrapper::getPropertySetInfo() throw( RuntimeException, std::exception )
147 : {
148 2 : return createPropertySetInfo( getInfoHelper() );
149 : }
150 :
151 :
152 10 : ::cppu::IPropertyArrayHelper& ParameterWrapper::getInfoHelper()
153 : {
154 10 : if ( !m_pInfoHelper.get() )
155 : {
156 3 : Sequence< Property > aProperties;
157 : try
158 : {
159 3 : aProperties = m_xDelegatorPSI->getProperties();
160 3 : sal_Int32 nProperties( aProperties.getLength() );
161 3 : aProperties.realloc( nProperties + 1 );
162 9 : aProperties[ nProperties ] = Property(
163 : OUString( "Value" ),
164 : PROPERTY_ID_VALUE,
165 3 : ::cppu::UnoType< Any >::get(),
166 : PropertyAttribute::TRANSIENT | PropertyAttribute::MAYBEVOID
167 3 : );
168 : }
169 0 : catch( const Exception& )
170 : {
171 : DBG_UNHANDLED_EXCEPTION();
172 : }
173 :
174 3 : m_pInfoHelper.reset( new ::cppu::OPropertyArrayHelper( aProperties, false ) );
175 : }
176 10 : return *m_pInfoHelper;
177 : }
178 :
179 :
180 0 : sal_Bool ParameterWrapper::convertFastPropertyValue(Any& rConvertedValue, Any& rOldValue, sal_Int32 nHandle, const Any& rValue) throw( IllegalArgumentException )
181 : {
182 : OSL_ENSURE( PROPERTY_ID_VALUE == nHandle, "ParameterWrapper::convertFastPropertyValue: the only non-readonly prop should be our PROPERTY_VALUE!" );
183 : (void)nHandle;
184 :
185 : // we're lazy here ...
186 0 : rOldValue = m_aValue.makeAny();
187 0 : rConvertedValue = rValue;
188 0 : return sal_True; // assume "modified" ...
189 : }
190 :
191 :
192 0 : void ParameterWrapper::setFastPropertyValue_NoBroadcast( sal_Int32 nHandle, const Any& rValue ) throw( Exception, std::exception )
193 : {
194 0 : if ( nHandle == PROPERTY_ID_VALUE )
195 : {
196 : try
197 : {
198 : // TODO : aParamType & nScale can be obtained within the constructor ....
199 0 : sal_Int32 nParamType = DataType::VARCHAR;
200 0 : OSL_VERIFY( m_xDelegator->getPropertyValue("Type") >>= nParamType );
201 :
202 0 : sal_Int32 nScale = 0;
203 0 : if ( m_xDelegatorPSI->hasPropertyByName("Scale") )
204 0 : OSL_VERIFY( m_xDelegator->getPropertyValue("Scale") >>= nScale );
205 :
206 0 : if ( m_xValueDestination.is() )
207 : {
208 0 : for ( ::std::vector< sal_Int32 >::iterator aIter = m_aIndexes.begin(); aIter != m_aIndexes.end(); ++aIter )
209 : {
210 0 : m_xValueDestination->setObjectWithInfo( *aIter + 1, rValue, nParamType, nScale );
211 : // (the index of the parameters is one-based)
212 : }
213 : }
214 :
215 0 : m_aValue = rValue;
216 : }
217 0 : catch( SQLException& e )
218 : {
219 0 : WrappedTargetException aExceptionWrapper;
220 0 : aExceptionWrapper.Context = e.Context;
221 0 : aExceptionWrapper.Message = e.Message;
222 0 : aExceptionWrapper.TargetException <<= e;
223 0 : throw WrappedTargetException( aExceptionWrapper );
224 : }
225 : }
226 : else
227 : {
228 0 : OUString aName = impl_getPseudoAggregatePropertyName( nHandle );
229 0 : m_xDelegator->setPropertyValue( aName, rValue );
230 : }
231 0 : }
232 :
233 :
234 4 : void ParameterWrapper::getFastPropertyValue( Any& rValue, sal_Int32 nHandle ) const
235 : {
236 4 : if ( nHandle == PROPERTY_ID_VALUE )
237 : {
238 2 : rValue = m_aValue.makeAny();
239 : }
240 : else
241 : {
242 2 : OUString aName = impl_getPseudoAggregatePropertyName( nHandle );
243 2 : rValue = m_xDelegator->getPropertyValue( aName );
244 : }
245 4 : }
246 :
247 :
248 7 : void SAL_CALL ParameterWrapper::dispose()
249 : {
250 7 : ::osl::MutexGuard aGuard( m_aMutex );
251 :
252 7 : m_aValue.setNull();
253 7 : m_aIndexes.resize(0);
254 7 : m_xDelegator.clear();
255 7 : m_xDelegatorPSI.clear();
256 7 : m_xValueDestination.clear();
257 :
258 7 : m_aBHelper.bDisposed = sal_True;
259 7 : }
260 :
261 0 : ParameterWrapperContainer::ParameterWrapperContainer()
262 0 : :ParameterWrapperContainer_Base( m_aMutex )
263 : {
264 0 : }
265 :
266 :
267 39 : ParameterWrapperContainer::ParameterWrapperContainer( const Reference< XSingleSelectQueryAnalyzer >& _rxComposer )
268 39 : :ParameterWrapperContainer_Base( m_aMutex )
269 : {
270 39 : Reference< XParametersSupplier > xSuppParams( _rxComposer, UNO_QUERY_THROW );
271 78 : Reference< XIndexAccess > xParameters( xSuppParams->getParameters(), UNO_QUERY_THROW );
272 39 : sal_Int32 nParamCount( xParameters->getCount() );
273 39 : m_aParameters.reserve( nParamCount );
274 46 : for ( sal_Int32 i=0; i<nParamCount; ++i )
275 : {
276 7 : m_aParameters.push_back( new ParameterWrapper( Reference< XPropertySet >( xParameters->getByIndex( i ), UNO_QUERY_THROW ) ) );
277 39 : }
278 39 : }
279 :
280 :
281 78 : ParameterWrapperContainer::~ParameterWrapperContainer()
282 : {
283 78 : }
284 :
285 :
286 0 : Type SAL_CALL ParameterWrapperContainer::getElementType() throw( RuntimeException, std::exception )
287 : {
288 0 : ::osl::MutexGuard aGuard( m_aMutex );
289 0 : impl_checkDisposed_throw();
290 0 : return cppu::UnoType<XPropertySet>::get();
291 : }
292 :
293 :
294 0 : sal_Bool SAL_CALL ParameterWrapperContainer::hasElements() throw( RuntimeException, std::exception )
295 : {
296 0 : ::osl::MutexGuard aGuard( m_aMutex );
297 0 : impl_checkDisposed_throw();
298 0 : return !m_aParameters.empty();
299 : }
300 :
301 :
302 4 : sal_Int32 SAL_CALL ParameterWrapperContainer::getCount() throw( RuntimeException, std::exception )
303 : {
304 4 : ::osl::MutexGuard aGuard( m_aMutex );
305 4 : impl_checkDisposed_throw();
306 4 : return m_aParameters.size();
307 : }
308 :
309 :
310 4 : Any SAL_CALL ParameterWrapperContainer::getByIndex( sal_Int32 _nIndex ) throw( IndexOutOfBoundsException, WrappedTargetException, RuntimeException, std::exception )
311 : {
312 4 : ::osl::MutexGuard aGuard( m_aMutex );
313 4 : impl_checkDisposed_throw();
314 :
315 4 : if ( ( _nIndex < 0 ) || ( _nIndex >= (sal_Int32)m_aParameters.size() ) )
316 0 : throw IndexOutOfBoundsException();
317 :
318 4 : return makeAny( Reference< XPropertySet >( m_aParameters[ _nIndex ].get() ) );
319 : }
320 :
321 :
322 0 : Reference< XEnumeration > ParameterWrapperContainer::createEnumeration() throw( RuntimeException, std::exception )
323 : {
324 0 : ::osl::MutexGuard aGuard( m_aMutex );
325 0 : impl_checkDisposed_throw();
326 :
327 0 : return new ::comphelper::OEnumerationByIndex( static_cast< XIndexAccess* >( this ) );
328 : }
329 :
330 :
331 47 : void ParameterWrapperContainer::impl_checkDisposed_throw()
332 : {
333 47 : if ( rBHelper.bDisposed )
334 0 : throw DisposedException( OUString(), *this );
335 47 : }
336 :
337 :
338 39 : void SAL_CALL ParameterWrapperContainer::disposing()
339 : {
340 39 : ::osl::MutexGuard aGuard( m_aMutex );
341 39 : impl_checkDisposed_throw();
342 :
343 138 : for ( Parameters::const_iterator param = m_aParameters.begin();
344 92 : param != m_aParameters.end();
345 : ++param
346 : )
347 : {
348 7 : (*param)->dispose();
349 : }
350 :
351 78 : Parameters aEmpty;
352 78 : m_aParameters.swap( aEmpty );
353 39 : }
354 :
355 :
356 : } } // namespace dbtools::param
357 :
358 :
359 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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