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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 :
20 :
21 : #include "connectivity/sqlerror.hxx"
22 :
23 : #include <com/sun/star/sdbc/SQLException.hpp>
24 :
25 : #include <comphelper/officeresourcebundle.hxx>
26 : #include <cppuhelper/exc_hlp.hxx>
27 : #include <rtl/ustrbuf.hxx>
28 :
29 : #include <string.h>
30 :
31 :
32 : namespace connectivity
33 : {
34 :
35 :
36 : using ::com::sun::star::uno::Reference;
37 : using ::com::sun::star::uno::UNO_QUERY;
38 : using ::com::sun::star::uno::UNO_QUERY_THROW;
39 : using ::com::sun::star::uno::Exception;
40 : using ::com::sun::star::uno::RuntimeException;
41 : using ::com::sun::star::uno::Any;
42 : using ::com::sun::star::uno::makeAny;
43 : using ::com::sun::star::uno::XInterface;
44 : using ::com::sun::star::uno::XComponentContext;
45 : using ::com::sun::star::sdbc::SQLException;
46 : using ::com::sun::star::uno::Type;
47 :
48 : //using SQLError::ParamValue; // GCC (unxlngi6) does not like this
49 : namespace
50 : {
51 : typedef SQLError::ParamValue ParamValue;
52 : }
53 :
54 :
55 : //= SQLError_Impl - declaration
56 :
57 : class SQLError_Impl
58 : {
59 : public:
60 : SQLError_Impl( const Reference<XComponentContext> & _rxContext );
61 : ~SQLError_Impl();
62 :
63 : // versions of the public SQLError methods which are just delegated to this impl-class
64 : static const OUString& getMessagePrefix();
65 : OUString getErrorMessage( const ErrorCondition _eCondition, const ParamValue& _rParamValue1, const ParamValue& _rParamValue2, const ParamValue& _rParamValue3 );
66 : OUString getSQLState( const ErrorCondition _eCondition );
67 : static ErrorCode getErrorCode( const ErrorCondition _eCondition );
68 : void raiseException( const ErrorCondition _eCondition, const Reference< XInterface >& _rxContext, const ParamValue& _rParamValue1, const ParamValue& _rParamValue2, const ParamValue& _rParamValue3 );
69 : void raiseException( const ErrorCondition _eCondition, const ParamValue& _rParamValue1, const ParamValue& _rParamValue2, const ParamValue& _rParamValue3 );
70 : void raiseTypedException( const ErrorCondition _eCondition, const Reference< XInterface >& _rxContext, const Type& _rExceptionType, const ParamValue& _rParamValue1, const ParamValue& _rParamValue2, const ParamValue& _rParamValue3 );
71 : SQLException getSQLException( const ErrorCondition _eCondition, const Reference< XInterface >& _rxContext, const ParamValue& _rParamValue1, const ParamValue& _rParamValue2, const ParamValue& _rParamValue3 );
72 :
73 : private:
74 : /// returns the basic error message associated with the given error condition, without any parameter replacements
75 : OUString
76 : impl_getErrorMessage( const ErrorCondition& _eCondition );
77 :
78 : /// returns the SQLState associated with the given error condition
79 : OUString
80 : impl_getSQLState( const ErrorCondition& _eCondition );
81 :
82 : /// returns an SQLException describing the given error condition
83 : SQLException
84 : impl_buildSQLException( const ErrorCondition _eCondition, const Reference< XInterface >& _rxContext,
85 : const ParamValue& _rParamValue1, const ParamValue& _rParamValue2, const ParamValue& _rParamValue3 );
86 :
87 : /// initializes our resource bundle
88 : bool impl_initResources();
89 :
90 : private:
91 : ::osl::Mutex m_aMutex;
92 : Reference<XComponentContext> m_aContext;
93 : ::std::auto_ptr< ::comphelper::OfficeResourceBundle > m_pResources;
94 : bool m_bAttemptedInit;
95 : };
96 :
97 :
98 : //= SQLError_Impl - implementation
99 :
100 :
101 0 : SQLError_Impl::SQLError_Impl( const Reference<XComponentContext> & _rxContext )
102 : :m_aContext( _rxContext )
103 : ,m_pResources( )
104 0 : ,m_bAttemptedInit( false )
105 : {
106 0 : }
107 :
108 :
109 0 : SQLError_Impl::~SQLError_Impl()
110 : {
111 0 : }
112 :
113 :
114 0 : const OUString& SQLError_Impl::getMessagePrefix()
115 : {
116 0 : static const OUString s_sMessagePrefix( "[OOoBase]" );
117 0 : return s_sMessagePrefix;
118 : }
119 :
120 :
121 : namespace
122 : {
123 :
124 : /** substitutes a given placeholder in the given message with the given value
125 : */
126 0 : void lcl_substitutePlaceholder( OUString& _rMessage, const sal_Char* _pPlaceholder, ParamValue _rParamValue )
127 : {
128 0 : size_t nPlaceholderLen( strlen( _pPlaceholder ) );
129 0 : sal_Int32 nIndex = _rMessage.indexOfAsciiL( _pPlaceholder, nPlaceholderLen );
130 :
131 0 : bool bHasPlaceholder = ( nIndex != -1 );
132 0 : bool bWantsPlaceholder = _rParamValue.is();
133 : OSL_ENSURE( bHasPlaceholder == bWantsPlaceholder, "lcl_substitutePlaceholder: placeholder where none is expected, or no placeholder where one is needed!" );
134 :
135 0 : if ( bHasPlaceholder && bWantsPlaceholder )
136 0 : _rMessage = _rMessage.replaceAt( nIndex, nPlaceholderLen, *_rParamValue );
137 0 : }
138 :
139 :
140 0 : sal_Int32 lcl_getResourceID( const ErrorCondition _eCondition, bool _bSQLState )
141 : {
142 : return 256
143 0 : + 2 * ::sal::static_int_cast< sal_Int32, ErrorCondition >( _eCondition )
144 0 : + ( _bSQLState ? 1 : 0 );
145 : }
146 : }
147 :
148 :
149 0 : OUString SQLError_Impl::getErrorMessage( const ErrorCondition _eCondition, const ParamValue& _rParamValue1, const ParamValue& _rParamValue2, const ParamValue& _rParamValue3 )
150 : {
151 0 : OUString sErrorMessage( impl_getErrorMessage( _eCondition ) );
152 :
153 0 : lcl_substitutePlaceholder( sErrorMessage, "$1$", _rParamValue1 );
154 0 : lcl_substitutePlaceholder( sErrorMessage, "$2$", _rParamValue2 );
155 0 : lcl_substitutePlaceholder( sErrorMessage, "$3$", _rParamValue3 );
156 :
157 0 : return sErrorMessage;
158 : }
159 :
160 :
161 0 : OUString SQLError_Impl::getSQLState( const ErrorCondition _eCondition )
162 : {
163 0 : return impl_getSQLState( _eCondition );
164 : }
165 :
166 :
167 0 : ErrorCode SQLError_Impl::getErrorCode( const ErrorCondition _eCondition )
168 : {
169 0 : return 0 - ::sal::static_int_cast< ErrorCode, ErrorCondition >( _eCondition );
170 : }
171 :
172 :
173 0 : void SQLError_Impl::raiseException( const ErrorCondition _eCondition, const Reference< XInterface >& _rxContext, const ParamValue& _rParamValue1, const ParamValue& _rParamValue2, const ParamValue& _rParamValue3 )
174 : {
175 : raiseTypedException(
176 : _eCondition,
177 : _rxContext,
178 0 : ::cppu::UnoType< SQLException >::get(),
179 : _rParamValue1,
180 : _rParamValue2,
181 : _rParamValue3
182 0 : );
183 0 : }
184 :
185 :
186 0 : void SQLError_Impl::raiseException( const ErrorCondition _eCondition, const ParamValue& _rParamValue1, const ParamValue& _rParamValue2, const ParamValue& _rParamValue3 )
187 : {
188 : raiseTypedException(
189 : _eCondition,
190 : NULL,
191 0 : ::cppu::UnoType< SQLException >::get(),
192 : _rParamValue1,
193 : _rParamValue2,
194 : _rParamValue3
195 0 : );
196 0 : }
197 :
198 :
199 0 : void SQLError_Impl::raiseTypedException( const ErrorCondition _eCondition, const Reference< XInterface >& _rxContext,
200 : const Type& _rExceptionType, const ParamValue& _rParamValue1, const ParamValue& _rParamValue2, const ParamValue& _rParamValue3 )
201 : {
202 0 : if ( !::cppu::UnoType< SQLException >::get().isAssignableFrom( _rExceptionType ) )
203 0 : throw ::std::bad_cast();
204 :
205 : // default-construct an exception of the desired type
206 0 : Any aException( NULL, _rExceptionType );
207 :
208 : // fill it
209 0 : SQLException* pException = static_cast< SQLException* >( aException.pData );
210 0 : *pException = impl_buildSQLException( _eCondition, _rxContext, _rParamValue1, _rParamValue2, _rParamValue3 );
211 :
212 : // throw it
213 0 : ::cppu::throwException( aException );
214 0 : }
215 :
216 :
217 0 : SQLException SQLError_Impl::getSQLException( const ErrorCondition _eCondition, const Reference< XInterface >& _rxContext,
218 : const ParamValue& _rParamValue1, const ParamValue& _rParamValue2, const ParamValue& _rParamValue3 )
219 : {
220 0 : return impl_buildSQLException( _eCondition, _rxContext, _rParamValue1, _rParamValue2, _rParamValue3 );
221 : }
222 :
223 :
224 0 : SQLException SQLError_Impl::impl_buildSQLException( const ErrorCondition _eCondition, const Reference< XInterface >& _rxContext,
225 : const ParamValue& _rParamValue1, const ParamValue& _rParamValue2, const ParamValue& _rParamValue3 )
226 : {
227 : return SQLException(
228 : getErrorMessage( _eCondition, _rParamValue1, _rParamValue2, _rParamValue3 ),
229 : _rxContext,
230 : getSQLState( _eCondition ),
231 0 : getErrorCode( _eCondition ),
232 : Any()
233 0 : );
234 : }
235 :
236 :
237 0 : OUString SQLError_Impl::impl_getErrorMessage( const ErrorCondition& _eCondition )
238 : {
239 0 : OUStringBuffer aMessage;
240 :
241 0 : if ( impl_initResources() )
242 : {
243 0 : OUString sResMessage( m_pResources->loadString( lcl_getResourceID( _eCondition, false ) ) );
244 : OSL_ENSURE( !sResMessage.isEmpty(), "SQLError_Impl::impl_getErrorMessage: illegal error condition, or invalid resource!" );
245 0 : aMessage.append( getMessagePrefix() ).appendAscii( " " ).append( sResMessage );
246 : }
247 :
248 0 : return aMessage.makeStringAndClear();
249 : }
250 :
251 :
252 0 : OUString SQLError_Impl::impl_getSQLState( const ErrorCondition& _eCondition )
253 : {
254 0 : OUString sState;
255 :
256 0 : if ( impl_initResources() )
257 : {
258 0 : sal_Int32 nResourceId( lcl_getResourceID( _eCondition, true ) );
259 0 : if ( m_pResources->hasString( nResourceId ) )
260 0 : sState = m_pResources->loadString( nResourceId );
261 : }
262 :
263 0 : if ( sState.isEmpty() )
264 0 : sState = OUString::intern( RTL_CONSTASCII_USTRINGPARAM( "S1000" ) );
265 :
266 0 : return sState;
267 : }
268 :
269 :
270 0 : bool SQLError_Impl::impl_initResources()
271 : {
272 0 : if ( m_pResources.get() )
273 0 : return true;
274 0 : if ( m_bAttemptedInit )
275 0 : return false;
276 :
277 0 : ::osl::MutexGuard aGuard( m_aMutex );
278 0 : m_bAttemptedInit = true;
279 :
280 0 : m_pResources.reset( new ::comphelper::OfficeResourceBundle( m_aContext, "sdberr" ) );
281 0 : return m_pResources.get() != NULL;
282 : }
283 :
284 :
285 : //= SQLError
286 :
287 :
288 0 : SQLError::SQLError( const Reference<XComponentContext> & _rxContext )
289 0 : :m_pImpl( new SQLError_Impl( _rxContext ) )
290 : {
291 0 : }
292 :
293 :
294 0 : SQLError::~SQLError()
295 : {
296 0 : }
297 :
298 :
299 0 : const OUString& SQLError::getMessagePrefix()
300 : {
301 0 : return SQLError_Impl::getMessagePrefix();
302 : }
303 :
304 :
305 0 : OUString SQLError::getErrorMessage( const ErrorCondition _eCondition, const ParamValue& _rParamValue1, const ParamValue& _rParamValue2, const ParamValue& _rParamValue3 ) const
306 : {
307 0 : return m_pImpl->getErrorMessage( _eCondition, _rParamValue1, _rParamValue2, _rParamValue3 );
308 : }
309 :
310 :
311 0 : ErrorCode SQLError::getErrorCode( const ErrorCondition _eCondition )
312 : {
313 0 : return SQLError_Impl::getErrorCode( _eCondition );
314 : }
315 :
316 :
317 0 : void SQLError::raiseException( const ErrorCondition _eCondition, const Reference< XInterface >& _rxContext, const ParamValue& _rParamValue1, const ParamValue& _rParamValue2, const ParamValue& _rParamValue3 ) const
318 : {
319 0 : m_pImpl->raiseException( _eCondition, _rxContext, _rParamValue1, _rParamValue2, _rParamValue3 );
320 0 : }
321 :
322 :
323 0 : void SQLError::raiseException( const ErrorCondition _eCondition, const ParamValue& _rParamValue1, const ParamValue& _rParamValue2, const ParamValue& _rParamValue3 ) const
324 : {
325 0 : m_pImpl->raiseException( _eCondition, _rParamValue1, _rParamValue2, _rParamValue3 );
326 0 : }
327 :
328 :
329 0 : void SQLError::raiseTypedException( const ErrorCondition _eCondition, const Reference< XInterface >& _rxContext,
330 : const Type& _rExceptionType, const ParamValue& _rParamValue1, const ParamValue& _rParamValue2, const ParamValue& _rParamValue3 ) const
331 : {
332 0 : m_pImpl->raiseTypedException( _eCondition, _rxContext, _rExceptionType, _rParamValue1, _rParamValue2, _rParamValue3 );
333 0 : }
334 :
335 :
336 0 : SQLException SQLError::getSQLException( const ErrorCondition _eCondition, const Reference< XInterface >& _rxContext,
337 : const ParamValue& _rParamValue1, const ParamValue& _rParamValue2, const ParamValue& _rParamValue3 ) const
338 : {
339 0 : return m_pImpl->getSQLException( _eCondition, _rxContext, _rParamValue1, _rParamValue2, _rParamValue3 );
340 : }
341 :
342 :
343 : } // namespace connectivity
344 :
345 :
346 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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