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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 "comphelper/anytostring.hxx"
22 : #include "osl/diagnose.h"
23 : #include "rtl/ustrbuf.hxx"
24 : #include "typelib/typedescription.h"
25 : #include "com/sun/star/lang/XServiceInfo.hpp"
26 :
27 : using namespace ::com::sun::star;
28 :
29 : namespace comphelper {
30 : namespace {
31 :
32 0 : void appendTypeError(
33 : rtl::OUStringBuffer & buf, typelib_TypeDescriptionReference * typeRef )
34 : {
35 : buf.appendAscii(
36 0 : RTL_CONSTASCII_STRINGPARAM("<cannot get type description of type ") );
37 0 : buf.append( rtl::OUString::unacquired( &typeRef->pTypeName ) );
38 0 : buf.append( static_cast< sal_Unicode >('>') );
39 0 : }
40 :
41 0 : inline void appendChar( rtl::OUStringBuffer & buf, sal_Unicode c )
42 : {
43 0 : if (c < ' ' || c > '~') {
44 0 : buf.appendAscii( RTL_CONSTASCII_STRINGPARAM("\\X") );
45 : rtl::OUString const s(
46 0 : rtl::OUString::valueOf( static_cast< sal_Int32 >(c), 16 ) );
47 0 : for ( sal_Int32 f = 4 - s.getLength(); f > 0; --f )
48 0 : buf.append( static_cast< sal_Unicode >('0') );
49 0 : buf.append( s );
50 : }
51 : else {
52 0 : buf.append( c );
53 : }
54 0 : }
55 :
56 : //------------------------------------------------------------------------------
57 0 : void appendValue( rtl::OUStringBuffer & buf,
58 : void const * val, typelib_TypeDescriptionReference * typeRef,
59 : bool prependType )
60 : {
61 0 : if (typeRef->eTypeClass == typelib_TypeClass_VOID) {
62 0 : buf.appendAscii( RTL_CONSTASCII_STRINGPARAM("void") );
63 0 : return;
64 : }
65 : OSL_ASSERT( val != 0 );
66 :
67 0 : if (prependType &&
68 : typeRef->eTypeClass != typelib_TypeClass_STRING &&
69 : typeRef->eTypeClass != typelib_TypeClass_CHAR &&
70 : typeRef->eTypeClass != typelib_TypeClass_BOOLEAN)
71 : {
72 0 : buf.append( static_cast< sal_Unicode >('(') );
73 0 : buf.append( rtl::OUString::unacquired( &typeRef->pTypeName ) );
74 0 : buf.appendAscii( RTL_CONSTASCII_STRINGPARAM(") ") );
75 : }
76 :
77 0 : switch (typeRef->eTypeClass) {
78 : case typelib_TypeClass_INTERFACE: {
79 0 : buf.append( static_cast<sal_Unicode>('@') );
80 : buf.append( reinterpret_cast< sal_Int64 >(
81 0 : *static_cast< void * const * >(val) ), 16 );
82 : uno::Reference< lang::XServiceInfo > xServiceInfo(
83 : *static_cast< uno::XInterface * const * >(val),
84 0 : uno::UNO_QUERY );
85 0 : if (xServiceInfo.is()) {
86 : buf.appendAscii( RTL_CONSTASCII_STRINGPARAM(
87 0 : " (ImplementationName = \"") );
88 0 : buf.append( xServiceInfo->getImplementationName() );
89 0 : buf.appendAscii( RTL_CONSTASCII_STRINGPARAM("\")") );
90 : }
91 0 : break;
92 : }
93 : case typelib_TypeClass_STRUCT:
94 : case typelib_TypeClass_EXCEPTION: {
95 0 : buf.appendAscii( RTL_CONSTASCII_STRINGPARAM("{ ") );
96 0 : typelib_TypeDescription * typeDescr = 0;
97 0 : typelib_typedescriptionreference_getDescription( &typeDescr, typeRef );
98 0 : if (typeDescr == 0 || !typelib_typedescription_complete( &typeDescr )) {
99 0 : appendTypeError( buf, typeRef );
100 : }
101 : else {
102 : typelib_CompoundTypeDescription * compType =
103 : reinterpret_cast< typelib_CompoundTypeDescription * >(
104 0 : typeDescr );
105 0 : sal_Int32 nDescr = compType->nMembers;
106 :
107 0 : if (compType->pBaseTypeDescription) {
108 : appendValue(
109 : buf, val, reinterpret_cast<
110 : typelib_TypeDescription * >(
111 0 : compType->pBaseTypeDescription)->pWeakRef, false );
112 0 : if (nDescr > 0)
113 0 : buf.appendAscii( RTL_CONSTASCII_STRINGPARAM(", ") );
114 : }
115 :
116 : typelib_TypeDescriptionReference ** ppTypeRefs =
117 0 : compType->ppTypeRefs;
118 0 : sal_Int32 * memberOffsets = compType->pMemberOffsets;
119 0 : rtl_uString ** ppMemberNames = compType->ppMemberNames;
120 :
121 0 : for ( sal_Int32 nPos = 0; nPos < nDescr; ++nPos )
122 : {
123 0 : buf.append( ppMemberNames[ nPos ] );
124 0 : buf.appendAscii( RTL_CONSTASCII_STRINGPARAM(" = ") );
125 0 : typelib_TypeDescription * memberType = 0;
126 0 : TYPELIB_DANGER_GET( &memberType, ppTypeRefs[ nPos ] );
127 0 : if (memberType == 0) {
128 0 : appendTypeError( buf, ppTypeRefs[ nPos ] );
129 : }
130 : else {
131 : appendValue( buf,
132 : static_cast< char const * >(
133 0 : val ) + memberOffsets[ nPos ],
134 0 : memberType->pWeakRef, true );
135 0 : TYPELIB_DANGER_RELEASE( memberType );
136 : }
137 0 : if (nPos < (nDescr - 1))
138 0 : buf.appendAscii( RTL_CONSTASCII_STRINGPARAM(", ") );
139 : }
140 : }
141 0 : buf.appendAscii( RTL_CONSTASCII_STRINGPARAM(" }") );
142 0 : if (typeDescr != 0)
143 0 : typelib_typedescription_release( typeDescr );
144 : break;
145 : }
146 : case typelib_TypeClass_SEQUENCE: {
147 0 : typelib_TypeDescription * typeDescr = 0;
148 0 : TYPELIB_DANGER_GET( &typeDescr, typeRef );
149 0 : if (typeDescr == 0) {
150 0 : appendTypeError( buf,typeRef );
151 : }
152 : else {
153 : typelib_TypeDescriptionReference * elementTypeRef =
154 : reinterpret_cast<
155 0 : typelib_IndirectTypeDescription * >(typeDescr)->pType;
156 0 : typelib_TypeDescription * elementTypeDescr = 0;
157 0 : TYPELIB_DANGER_GET( &elementTypeDescr, elementTypeRef );
158 0 : if (elementTypeDescr == 0)
159 : {
160 0 : appendTypeError( buf, elementTypeRef );
161 : }
162 : else
163 : {
164 0 : sal_Int32 nElementSize = elementTypeDescr->nSize;
165 : uno_Sequence * seq =
166 0 : *static_cast< uno_Sequence * const * >(val);
167 0 : sal_Int32 nElements = seq->nElements;
168 :
169 0 : if (nElements > 0)
170 : {
171 0 : buf.appendAscii( RTL_CONSTASCII_STRINGPARAM("{ ") );
172 0 : char const * pElements = seq->elements;
173 0 : for ( sal_Int32 nPos = 0; nPos < nElements; ++nPos )
174 : {
175 : appendValue(
176 0 : buf, pElements + (nElementSize * nPos),
177 0 : elementTypeDescr->pWeakRef, false );
178 0 : if (nPos < (nElements - 1))
179 0 : buf.appendAscii( RTL_CONSTASCII_STRINGPARAM(", ") );
180 : }
181 0 : buf.appendAscii( RTL_CONSTASCII_STRINGPARAM(" }") );
182 : }
183 : else
184 : {
185 0 : buf.appendAscii( RTL_CONSTASCII_STRINGPARAM("{}") );
186 : }
187 0 : TYPELIB_DANGER_RELEASE( elementTypeDescr );
188 : }
189 0 : TYPELIB_DANGER_RELEASE( typeDescr );
190 : }
191 : break;
192 : }
193 : case typelib_TypeClass_ANY: {
194 0 : buf.appendAscii( RTL_CONSTASCII_STRINGPARAM("{ ") );
195 0 : uno_Any const * pAny = static_cast< uno_Any const * >(val);
196 0 : appendValue( buf, pAny->pData, pAny->pType, true );
197 0 : buf.appendAscii( RTL_CONSTASCII_STRINGPARAM(" }") );
198 0 : break;
199 : }
200 : case typelib_TypeClass_TYPE:
201 : buf.append( (*reinterpret_cast<
202 : typelib_TypeDescriptionReference * const * >(val)
203 0 : )->pTypeName );
204 0 : break;
205 : case typelib_TypeClass_STRING: {
206 0 : buf.append( static_cast< sal_Unicode >('\"') );
207 : rtl::OUString const & str = rtl::OUString::unacquired(
208 0 : static_cast< rtl_uString * const * >(val) );
209 0 : sal_Int32 len = str.getLength();
210 0 : for ( sal_Int32 pos = 0; pos < len; ++pos )
211 : {
212 0 : sal_Unicode c = str[ pos ];
213 0 : if (c == '\"')
214 0 : buf.appendAscii( RTL_CONSTASCII_STRINGPARAM("\\\"") );
215 0 : else if (c == '\\')
216 0 : buf.appendAscii( RTL_CONSTASCII_STRINGPARAM("\\\\") );
217 : else
218 0 : appendChar( buf, c );
219 : }
220 0 : buf.append( static_cast< sal_Unicode >('\"') );
221 0 : break;
222 : }
223 : case typelib_TypeClass_ENUM: {
224 0 : typelib_TypeDescription * typeDescr = 0;
225 0 : typelib_typedescriptionreference_getDescription( &typeDescr, typeRef );
226 0 : if (typeDescr == 0 || !typelib_typedescription_complete( &typeDescr )) {
227 0 : appendTypeError( buf, typeRef );
228 : }
229 : else
230 : {
231 : sal_Int32 * pValues =
232 : reinterpret_cast< typelib_EnumTypeDescription * >(
233 0 : typeDescr )->pEnumValues;
234 : sal_Int32 nPos = reinterpret_cast< typelib_EnumTypeDescription * >(
235 0 : typeDescr )->nEnumValues;
236 0 : while (nPos--)
237 : {
238 0 : if (pValues[ nPos ] == *static_cast< int const * >(val))
239 0 : break;
240 : }
241 0 : if (nPos >= 0)
242 : {
243 : buf.append( reinterpret_cast< typelib_EnumTypeDescription * >(
244 0 : typeDescr )->ppEnumNames[ nPos ] );
245 : }
246 : else
247 : {
248 : buf.appendAscii(
249 0 : RTL_CONSTASCII_STRINGPARAM("?unknown enum value?") );
250 : }
251 : }
252 0 : if (typeDescr != 0)
253 0 : typelib_typedescription_release( typeDescr );
254 : break;
255 : }
256 : case typelib_TypeClass_BOOLEAN:
257 0 : if (*static_cast< sal_Bool const * >(val) != sal_False)
258 0 : buf.appendAscii( RTL_CONSTASCII_STRINGPARAM("true") );
259 : else
260 0 : buf.appendAscii( RTL_CONSTASCII_STRINGPARAM("false") );
261 0 : break;
262 : case typelib_TypeClass_CHAR: {
263 0 : buf.append( static_cast< sal_Unicode >('\'') );
264 0 : sal_Unicode c = *static_cast< sal_Unicode const * >(val);
265 0 : if (c == '\'')
266 0 : buf.appendAscii( RTL_CONSTASCII_STRINGPARAM("\\\'") );
267 0 : else if (c == '\\')
268 0 : buf.appendAscii( RTL_CONSTASCII_STRINGPARAM("\\\\") );
269 : else
270 0 : appendChar( buf, c );
271 0 : buf.append( static_cast< sal_Unicode >('\'') );
272 0 : break;
273 : }
274 : case typelib_TypeClass_FLOAT:
275 0 : buf.append( *static_cast< float const * >(val) );
276 0 : break;
277 : case typelib_TypeClass_DOUBLE:
278 0 : buf.append( *static_cast< double const * >(val) );
279 0 : break;
280 : case typelib_TypeClass_BYTE:
281 : buf.append( static_cast< sal_Int32 >(
282 0 : *static_cast< sal_Int8 const * >(val) ) );
283 0 : break;
284 : case typelib_TypeClass_SHORT:
285 : buf.append( static_cast< sal_Int32 >(
286 0 : *static_cast< sal_Int16 const * >(val) ) );
287 0 : break;
288 : case typelib_TypeClass_UNSIGNED_SHORT:
289 : buf.append( static_cast< sal_Int32 >(
290 0 : *static_cast< sal_uInt16 const * >(val) ) );
291 0 : break;
292 : case typelib_TypeClass_LONG:
293 0 : buf.append( *static_cast< sal_Int32 const * >(val) );
294 0 : break;
295 : case typelib_TypeClass_UNSIGNED_LONG:
296 : buf.append( static_cast< sal_Int64 >(
297 0 : *static_cast< sal_uInt32 const * >(val) ) );
298 0 : break;
299 : case typelib_TypeClass_HYPER:
300 : case typelib_TypeClass_UNSIGNED_HYPER:
301 0 : buf.append( *static_cast< sal_Int64 const * >(val) );
302 0 : break;
303 : // case typelib_TypeClass_UNION:
304 : // case typelib_TypeClass_ARRAY:
305 : // case typelib_TypeClass_UNKNOWN:
306 : // case typelib_TypeClass_SERVICE:
307 : // case typelib_TypeClass_MODULE:
308 : default:
309 0 : buf.append( static_cast< sal_Unicode >('?') );
310 0 : break;
311 : }
312 : }
313 :
314 : } // anon namespace
315 :
316 : //==============================================================================
317 0 : rtl::OUString anyToString( uno::Any const & value )
318 : {
319 0 : rtl::OUStringBuffer buf;
320 0 : appendValue( buf, value.getValue(), value.getValueTypeRef(), true );
321 0 : return buf.makeStringAndClear();
322 : }
323 :
324 : } // namespace comphelper
325 :
326 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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