File: | bridges/source/jni_uno/jni_bridge.cxx |
Location: | line 172, column 22 |
Description: | Dereference of null pointer (loaded from variable 'ppJavaI') |
1 | /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ | |||
2 | /************************************************************************* | |||
3 | * | |||
4 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |||
5 | * | |||
6 | * Copyright 2000, 2010 Oracle and/or its affiliates. | |||
7 | * | |||
8 | * OpenOffice.org - a multi-platform office productivity suite | |||
9 | * | |||
10 | * This file is part of OpenOffice.org. | |||
11 | * | |||
12 | * OpenOffice.org is free software: you can redistribute it and/or modify | |||
13 | * it under the terms of the GNU Lesser General Public License version 3 | |||
14 | * only, as published by the Free Software Foundation. | |||
15 | * | |||
16 | * OpenOffice.org is distributed in the hope that it will be useful, | |||
17 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |||
18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |||
19 | * GNU Lesser General Public License version 3 for more details | |||
20 | * (a copy is included in the LICENSE file that accompanied this code). | |||
21 | * | |||
22 | * You should have received a copy of the GNU Lesser General Public License | |||
23 | * version 3 along with OpenOffice.org. If not, see | |||
24 | * <http://www.openoffice.org/license.html> | |||
25 | * for a copy of the LGPLv3 License. | |||
26 | * | |||
27 | ************************************************************************/ | |||
28 | ||||
29 | ||||
30 | #include "jni_bridge.h" | |||
31 | ||||
32 | #include "jvmaccess/unovirtualmachine.hxx" | |||
33 | #include "rtl/ref.hxx" | |||
34 | #include "rtl/unload.h" | |||
35 | #include "rtl/strbuf.hxx" | |||
36 | #include "uno/lbnames.h" | |||
37 | ||||
38 | ||||
39 | using namespace ::std; | |||
40 | using namespace ::rtl; | |||
41 | using namespace ::osl; | |||
42 | using namespace ::jni_uno; | |||
43 | ||||
44 | namespace | |||
45 | { | |||
46 | extern "C" | |||
47 | { | |||
48 | ||||
49 | //------------------------------------------------------------------------------ | |||
50 | void SAL_CALL Mapping_acquire( uno_Mapping * mapping ) | |||
51 | SAL_THROW_EXTERN_C()throw () | |||
52 | { | |||
53 | Mapping const * that = static_cast< Mapping const * >( mapping ); | |||
54 | that->m_bridge->acquire(); | |||
55 | } | |||
56 | ||||
57 | //------------------------------------------------------------------------------ | |||
58 | void SAL_CALL Mapping_release( uno_Mapping * mapping ) | |||
59 | SAL_THROW_EXTERN_C()throw () | |||
60 | { | |||
61 | Mapping const * that = static_cast< Mapping const * >( mapping ); | |||
62 | that->m_bridge->release(); | |||
63 | } | |||
64 | ||||
65 | //------------------------------------------------------------------------------ | |||
66 | void SAL_CALL Mapping_map_to_uno( | |||
67 | uno_Mapping * mapping, void ** ppOut, | |||
68 | void * pIn, typelib_InterfaceTypeDescription * td ) | |||
69 | SAL_THROW_EXTERN_C()throw () | |||
70 | { | |||
71 | uno_Interface ** ppUnoI = (uno_Interface **)ppOut; | |||
72 | jobject javaI = (jobject) pIn; | |||
73 | ||||
74 | OSL_ASSERT( sizeof (void *) == sizeof (jobject) )do { if (true && (!(sizeof (void *) == sizeof (jobject )))) { sal_detail_logFormat((SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl" ), ("/usr/local/src/libreoffice/bridges/source/jni_uno/jni_bridge.cxx" ":" "74" ": "), "OSL_ASSERT: %s", "sizeof (void *) == sizeof (jobject)" ); } } while (false); | |||
75 | OSL_ENSURE( ppUnoI && td, "### null ptr!" )do { if (true && (!(ppUnoI && td))) { sal_detail_logFormat ((SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl"), ("/usr/local/src/libreoffice/bridges/source/jni_uno/jni_bridge.cxx" ":" "75" ": "), "%s", "### null ptr!"); } } while (false); | |||
76 | ||||
77 | if (0 == javaI) | |||
78 | { | |||
79 | if (0 != *ppUnoI) | |||
80 | { | |||
81 | uno_Interface * p = *(uno_Interface **)ppUnoI; | |||
82 | (*p->release)( p ); | |||
83 | *ppUnoI = 0; | |||
84 | } | |||
85 | } | |||
86 | else | |||
87 | { | |||
88 | try | |||
89 | { | |||
90 | Bridge const * bridge = | |||
91 | static_cast< Mapping const * >( mapping )->m_bridge; | |||
92 | JNI_guarded_context jni( | |||
93 | bridge->m_jni_info, | |||
94 | reinterpret_cast< ::jvmaccess::UnoVirtualMachine * >( | |||
95 | bridge->m_java_env->pContext ) ); | |||
96 | ||||
97 | JNI_interface_type_info const * info = | |||
98 | static_cast< JNI_interface_type_info const * >( | |||
99 | bridge->m_jni_info->get_type_info( | |||
100 | jni, (typelib_TypeDescription *)td ) ); | |||
101 | uno_Interface * pUnoI = bridge->map_to_uno( jni, javaI, info ); | |||
102 | if (0 != *ppUnoI) | |||
103 | { | |||
104 | uno_Interface * p = *(uno_Interface **)ppUnoI; | |||
105 | (*p->release)( p ); | |||
106 | } | |||
107 | *ppUnoI = pUnoI; | |||
108 | } | |||
109 | catch (const BridgeRuntimeError & err) | |||
110 | { | |||
111 | #if OSL_DEBUG_LEVEL1 > 0 | |||
112 | OString cstr_msg( | |||
113 | OUStringToOString( | |||
114 | OUSTR("[jni_uno bridge error] ")::rtl::OUString( (&("[jni_uno bridge error] ")[0]), ((sal_Int32 )((sizeof ("[jni_uno bridge error] ") / sizeof (("[jni_uno bridge error] " )[0]))-1)), (((rtl_TextEncoding) 11)) ) + err.m_message, | |||
115 | RTL_TEXTENCODING_ASCII_US(((rtl_TextEncoding) 11)) ) ); | |||
116 | OSL_FAIL( cstr_msg.getStr() )do { if (true && (((sal_Bool)1))) { sal_detail_logFormat ((SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl"), ("/usr/local/src/libreoffice/bridges/source/jni_uno/jni_bridge.cxx" ":" "116" ": "), "%s", cstr_msg.getStr()); } } while (false); | |||
117 | #else | |||
118 | (void) err; // unused | |||
119 | #endif | |||
120 | } | |||
121 | catch (const ::jvmaccess::VirtualMachine::AttachGuard::CreationException &) | |||
122 | { | |||
123 | OSL_FAIL(do { if (true && (((sal_Bool)1))) { sal_detail_logFormat ((SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl"), ("/usr/local/src/libreoffice/bridges/source/jni_uno/jni_bridge.cxx" ":" "125" ": "), "%s", "[jni_uno bridge error] attaching current thread " "to java failed!"); } } while (false) | |||
124 | "[jni_uno bridge error] attaching current thread "do { if (true && (((sal_Bool)1))) { sal_detail_logFormat ((SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl"), ("/usr/local/src/libreoffice/bridges/source/jni_uno/jni_bridge.cxx" ":" "125" ": "), "%s", "[jni_uno bridge error] attaching current thread " "to java failed!"); } } while (false) | |||
125 | "to java failed!" )do { if (true && (((sal_Bool)1))) { sal_detail_logFormat ((SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl"), ("/usr/local/src/libreoffice/bridges/source/jni_uno/jni_bridge.cxx" ":" "125" ": "), "%s", "[jni_uno bridge error] attaching current thread " "to java failed!"); } } while (false); | |||
126 | } | |||
127 | } | |||
128 | } | |||
129 | ||||
130 | //------------------------------------------------------------------------------ | |||
131 | void SAL_CALL Mapping_map_to_java( | |||
132 | uno_Mapping * mapping, void ** ppOut, | |||
133 | void * pIn, typelib_InterfaceTypeDescription * td ) | |||
134 | SAL_THROW_EXTERN_C()throw () | |||
135 | { | |||
136 | jobject * ppJavaI = (jobject *) ppOut; | |||
137 | uno_Interface * pUnoI = (uno_Interface *)pIn; | |||
138 | ||||
139 | OSL_ASSERT( sizeof (void *) == sizeof (jobject) )do { if (true && (!(sizeof (void *) == sizeof (jobject )))) { sal_detail_logFormat((SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl" ), ("/usr/local/src/libreoffice/bridges/source/jni_uno/jni_bridge.cxx" ":" "139" ": "), "OSL_ASSERT: %s", "sizeof (void *) == sizeof (jobject)" ); } } while (false); | |||
140 | OSL_ENSURE( ppJavaI && td, "### null ptr!" )do { if (true && (!(ppJavaI && td))) { sal_detail_logFormat ((SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl"), ("/usr/local/src/libreoffice/bridges/source/jni_uno/jni_bridge.cxx" ":" "140" ": "), "%s", "### null ptr!"); } } while (false); | |||
141 | ||||
142 | try | |||
143 | { | |||
144 | if (0 == pUnoI) | |||
| ||||
145 | { | |||
146 | if (0 != *ppJavaI) | |||
147 | { | |||
148 | Bridge const * bridge = | |||
149 | static_cast< Mapping const * >( mapping )->m_bridge; | |||
150 | JNI_guarded_context jni( | |||
151 | bridge->m_jni_info, | |||
152 | reinterpret_cast< ::jvmaccess::UnoVirtualMachine * >( | |||
153 | bridge->m_java_env->pContext ) ); | |||
154 | jni->DeleteGlobalRef( *ppJavaI ); | |||
155 | *ppJavaI = 0; | |||
156 | } | |||
157 | } | |||
158 | else | |||
159 | { | |||
160 | Bridge const * bridge = | |||
161 | static_cast< Mapping const * >( mapping )->m_bridge; | |||
162 | JNI_guarded_context jni( | |||
163 | bridge->m_jni_info, | |||
164 | reinterpret_cast< ::jvmaccess::UnoVirtualMachine * >( | |||
165 | bridge->m_java_env->pContext ) ); | |||
166 | ||||
167 | JNI_interface_type_info const * info = | |||
168 | static_cast< JNI_interface_type_info const * >( | |||
169 | bridge->m_jni_info->get_type_info( | |||
170 | jni, (typelib_TypeDescription *)td ) ); | |||
171 | jobject jlocal = bridge->map_to_java( jni, pUnoI, info ); | |||
172 | if (0 != *ppJavaI) | |||
| ||||
173 | jni->DeleteGlobalRef( *ppJavaI ); | |||
174 | *ppJavaI = jni->NewGlobalRef( jlocal ); | |||
175 | jni->DeleteLocalRef( jlocal ); | |||
176 | } | |||
177 | } | |||
178 | catch (const BridgeRuntimeError & err) | |||
179 | { | |||
180 | #if OSL_DEBUG_LEVEL1 > 0 | |||
181 | OString cstr_msg( | |||
182 | OUStringToOString( | |||
183 | OUSTR("[jni_uno bridge error] ")::rtl::OUString( (&("[jni_uno bridge error] ")[0]), ((sal_Int32 )((sizeof ("[jni_uno bridge error] ") / sizeof (("[jni_uno bridge error] " )[0]))-1)), (((rtl_TextEncoding) 11)) ) + err.m_message, | |||
184 | RTL_TEXTENCODING_ASCII_US(((rtl_TextEncoding) 11)) ) ); | |||
185 | OSL_FAIL( cstr_msg.getStr() )do { if (true && (((sal_Bool)1))) { sal_detail_logFormat ((SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl"), ("/usr/local/src/libreoffice/bridges/source/jni_uno/jni_bridge.cxx" ":" "185" ": "), "%s", cstr_msg.getStr()); } } while (false); | |||
186 | #else | |||
187 | (void) err; // unused | |||
188 | #endif | |||
189 | } | |||
190 | catch (const ::jvmaccess::VirtualMachine::AttachGuard::CreationException &) | |||
191 | { | |||
192 | OSL_FAIL(do { if (true && (((sal_Bool)1))) { sal_detail_logFormat ((SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl"), ("/usr/local/src/libreoffice/bridges/source/jni_uno/jni_bridge.cxx" ":" "193" ": "), "%s", "[jni_uno bridge error] attaching current thread to java failed!" ); } } while (false) | |||
193 | "[jni_uno bridge error] attaching current thread to java failed!" )do { if (true && (((sal_Bool)1))) { sal_detail_logFormat ((SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl"), ("/usr/local/src/libreoffice/bridges/source/jni_uno/jni_bridge.cxx" ":" "193" ": "), "%s", "[jni_uno bridge error] attaching current thread to java failed!" ); } } while (false); | |||
194 | } | |||
195 | } | |||
196 | ||||
197 | //______________________________________________________________________________ | |||
198 | void SAL_CALL Bridge_free( uno_Mapping * mapping ) | |||
199 | SAL_THROW_EXTERN_C()throw () | |||
200 | { | |||
201 | Mapping * that = static_cast< Mapping * >( mapping ); | |||
202 | delete that->m_bridge; | |||
203 | } | |||
204 | ||||
205 | } | |||
206 | ||||
207 | rtl_StandardModuleCount g_moduleCount = MODULE_COUNT_INIT{ {rtl_moduleCount_acquire,rtl_moduleCount_release}, rtl_moduleCount_canUnload , 0, {0, 0}}; | |||
208 | ||||
209 | } | |||
210 | ||||
211 | namespace jni_uno | |||
212 | { | |||
213 | ||||
214 | //______________________________________________________________________________ | |||
215 | void Bridge::acquire() const SAL_THROW(()) | |||
216 | { | |||
217 | if (1 == osl_incrementInterlockedCount( &m_ref )) | |||
218 | { | |||
219 | if (m_registered_java2uno) | |||
220 | { | |||
221 | uno_Mapping * mapping = const_cast< Mapping * >( &m_java2uno ); | |||
222 | uno_registerMapping( | |||
223 | &mapping, Bridge_free, | |||
224 | m_java_env, (uno_Environment *)m_uno_env, 0 ); | |||
225 | } | |||
226 | else | |||
227 | { | |||
228 | uno_Mapping * mapping = const_cast< Mapping * >( &m_uno2java ); | |||
229 | uno_registerMapping( | |||
230 | &mapping, Bridge_free, | |||
231 | (uno_Environment *)m_uno_env, m_java_env, 0 ); | |||
232 | } | |||
233 | } | |||
234 | } | |||
235 | ||||
236 | //______________________________________________________________________________ | |||
237 | void Bridge::release() const SAL_THROW(()) | |||
238 | { | |||
239 | if (! osl_decrementInterlockedCount( &m_ref )) | |||
240 | { | |||
241 | uno_revokeMapping( | |||
242 | m_registered_java2uno | |||
243 | ? const_cast< Mapping * >( &m_java2uno ) | |||
244 | : const_cast< Mapping * >( &m_uno2java ) ); | |||
245 | } | |||
246 | } | |||
247 | ||||
248 | //______________________________________________________________________________ | |||
249 | Bridge::Bridge( | |||
250 | uno_Environment * java_env, uno_ExtEnvironment * uno_env, | |||
251 | bool registered_java2uno ) | |||
252 | : m_ref( 1 ), | |||
253 | m_uno_env( uno_env ), | |||
254 | m_java_env( java_env ), | |||
255 | m_registered_java2uno( registered_java2uno ) | |||
256 | { | |||
257 | // bootstrapping bridge jni_info | |||
258 | m_jni_info = JNI_info::get_jni_info( | |||
259 | reinterpret_cast< ::jvmaccess::UnoVirtualMachine * >( | |||
260 | m_java_env->pContext ) ); | |||
261 | ||||
262 | OSL_ASSERT( 0 != m_java_env && 0 != m_uno_env )do { if (true && (!(0 != m_java_env && 0 != m_uno_env ))) { sal_detail_logFormat((SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl" ), ("/usr/local/src/libreoffice/bridges/source/jni_uno/jni_bridge.cxx" ":" "262" ": "), "OSL_ASSERT: %s", "0 != m_java_env && 0 != m_uno_env" ); } } while (false); | |||
263 | (*((uno_Environment *)m_uno_env)->acquire)( (uno_Environment *)m_uno_env ); | |||
264 | (*m_java_env->acquire)( m_java_env ); | |||
265 | ||||
266 | // java2uno | |||
267 | m_java2uno.acquire = Mapping_acquire; | |||
268 | m_java2uno.release = Mapping_release; | |||
269 | m_java2uno.mapInterface = Mapping_map_to_uno; | |||
270 | m_java2uno.m_bridge = this; | |||
271 | // uno2java | |||
272 | m_uno2java.acquire = Mapping_acquire; | |||
273 | m_uno2java.release = Mapping_release; | |||
274 | m_uno2java.mapInterface = Mapping_map_to_java; | |||
275 | m_uno2java.m_bridge = this; | |||
276 | ||||
277 | (*g_moduleCount.modCnt.acquire)( &g_moduleCount.modCnt ); | |||
278 | } | |||
279 | ||||
280 | //______________________________________________________________________________ | |||
281 | Bridge::~Bridge() SAL_THROW(()) | |||
282 | { | |||
283 | (*m_java_env->release)( m_java_env ); | |||
284 | (*((uno_Environment *)m_uno_env)->release)( (uno_Environment *)m_uno_env ); | |||
285 | ||||
286 | (*g_moduleCount.modCnt.release)( &g_moduleCount.modCnt ); | |||
287 | } | |||
288 | ||||
289 | ||||
290 | //______________________________________________________________________________ | |||
291 | void JNI_context::java_exc_occurred() const | |||
292 | { | |||
293 | // !don't rely on JNI_info! | |||
294 | ||||
295 | JLocalAutoRef jo_exc( *this, m_env->ExceptionOccurred() ); | |||
296 | m_env->ExceptionClear(); | |||
297 | OSL_ASSERT( jo_exc.is() )do { if (true && (!(jo_exc.is()))) { sal_detail_logFormat ((SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl"), ("/usr/local/src/libreoffice/bridges/source/jni_uno/jni_bridge.cxx" ":" "297" ": "), "OSL_ASSERT: %s", "jo_exc.is()"); } } while (false); | |||
298 | if (! jo_exc.is()) | |||
299 | { | |||
300 | throw BridgeRuntimeError( | |||
301 | OUSTR("java exception occurred, but not available!?")::rtl::OUString( (&("java exception occurred, but not available!?" )[0]), ((sal_Int32)((sizeof ("java exception occurred, but not available!?" ) / sizeof (("java exception occurred, but not available!?")[ 0]))-1)), (((rtl_TextEncoding) 11)) ) + | |||
302 | get_stack_trace() ); | |||
303 | } | |||
304 | ||||
305 | // call toString(); don't rely on m_jni_info | |||
306 | jclass jo_class = m_env->FindClass( "java/lang/Object" ); | |||
307 | if (JNI_FALSE0 != m_env->ExceptionCheck()) | |||
308 | { | |||
309 | m_env->ExceptionClear(); | |||
310 | throw BridgeRuntimeError( | |||
311 | OUSTR("cannot get class java.lang.Object!")::rtl::OUString( (&("cannot get class java.lang.Object!") [0]), ((sal_Int32)((sizeof ("cannot get class java.lang.Object!" ) / sizeof (("cannot get class java.lang.Object!")[0]))-1)), ( ((rtl_TextEncoding) 11)) ) + get_stack_trace() ); | |||
312 | } | |||
313 | JLocalAutoRef jo_Object( *this, jo_class ); | |||
314 | // method Object.toString() | |||
315 | jmethodID method_Object_toString = m_env->GetMethodID( | |||
316 | (jclass) jo_Object.get(), "toString", "()Ljava/lang/String;" ); | |||
317 | if (JNI_FALSE0 != m_env->ExceptionCheck()) | |||
318 | { | |||
319 | m_env->ExceptionClear(); | |||
320 | throw BridgeRuntimeError( | |||
321 | OUSTR("cannot get method id of java.lang.Object.toString()!")::rtl::OUString( (&("cannot get method id of java.lang.Object.toString()!" )[0]), ((sal_Int32)((sizeof ("cannot get method id of java.lang.Object.toString()!" ) / sizeof (("cannot get method id of java.lang.Object.toString()!" )[0]))-1)), (((rtl_TextEncoding) 11)) ) + | |||
322 | get_stack_trace() ); | |||
323 | } | |||
324 | OSL_ASSERT( 0 != method_Object_toString )do { if (true && (!(0 != method_Object_toString))) { sal_detail_logFormat ((SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl"), ("/usr/local/src/libreoffice/bridges/source/jni_uno/jni_bridge.cxx" ":" "324" ": "), "OSL_ASSERT: %s", "0 != method_Object_toString" ); } } while (false); | |||
325 | ||||
326 | JLocalAutoRef jo_descr( | |||
327 | *this, m_env->CallObjectMethodA( | |||
328 | jo_exc.get(), method_Object_toString, 0 ) ); | |||
329 | if (m_env->ExceptionCheck()) // no chance at all | |||
330 | { | |||
331 | m_env->ExceptionClear(); | |||
332 | throw BridgeRuntimeError( | |||
333 | OUSTR("error examining java exception object!")::rtl::OUString( (&("error examining java exception object!" )[0]), ((sal_Int32)((sizeof ("error examining java exception object!" ) / sizeof (("error examining java exception object!")[0]))-1 )), (((rtl_TextEncoding) 11)) ) + | |||
334 | get_stack_trace() ); | |||
335 | } | |||
336 | ||||
337 | jsize len = m_env->GetStringLength( (jstring) jo_descr.get() ); | |||
338 | SAL_WNODEPRECATED_DECLARATIONS_PUSH | |||
339 | auto_ptr< rtl_mem > ustr_mem( | |||
340 | rtl_mem::allocate( | |||
341 | sizeof (rtl_uString) + (len * sizeof (sal_Unicode)) ) ); | |||
342 | SAL_WNODEPRECATED_DECLARATIONS_POP | |||
343 | rtl_uString * ustr = (rtl_uString *)ustr_mem.get(); | |||
344 | m_env->GetStringRegion( (jstring) jo_descr.get(), 0, len, ustr->buffer ); | |||
345 | if (m_env->ExceptionCheck()) | |||
346 | { | |||
347 | m_env->ExceptionClear(); | |||
348 | throw BridgeRuntimeError( | |||
349 | OUSTR("invalid java string object!")::rtl::OUString( (&("invalid java string object!")[0]), ( (sal_Int32)((sizeof ("invalid java string object!") / sizeof ( ("invalid java string object!")[0]))-1)), (((rtl_TextEncoding ) 11)) ) + get_stack_trace() ); | |||
350 | } | |||
351 | ustr->refCount = 1; | |||
352 | ustr->length = len; | |||
353 | ustr->buffer[ len ] = '\0'; | |||
354 | OUString message( (rtl_uString *)ustr_mem.release(), SAL_NO_ACQUIRE ); | |||
355 | ||||
356 | throw BridgeRuntimeError( message + get_stack_trace( jo_exc.get() ) ); | |||
357 | } | |||
358 | ||||
359 | //______________________________________________________________________________ | |||
360 | void JNI_context::getClassForName( | |||
361 | jclass * classClass, jmethodID * methodForName) const | |||
362 | { | |||
363 | jclass c = m_env->FindClass("java/lang/Class"); | |||
364 | if (c != 0) { | |||
365 | *methodForName = m_env->GetStaticMethodID( | |||
366 | c, "forName", | |||
367 | "(Ljava/lang/String;ZLjava/lang/ClassLoader;)Ljava/lang/Class;"); | |||
368 | } | |||
369 | *classClass = c; | |||
370 | } | |||
371 | ||||
372 | //______________________________________________________________________________ | |||
373 | jclass JNI_context::findClass( | |||
374 | char const * name, jclass classClass, jmethodID methodForName, | |||
375 | bool inException) const | |||
376 | { | |||
377 | jclass c = 0; | |||
378 | JLocalAutoRef s(*this, m_env->NewStringUTF(name)); | |||
379 | if (s.is()) { | |||
380 | jvalue a[3]; | |||
381 | a[0].l = s.get(); | |||
382 | a[1].z = JNI_FALSE0; | |||
383 | a[2].l = m_class_loader; | |||
384 | c = static_cast< jclass >( | |||
385 | m_env->CallStaticObjectMethodA(classClass, methodForName, a)); | |||
386 | } | |||
387 | if (!inException) { | |||
388 | ensure_no_exception(); | |||
389 | } | |||
390 | return c; | |||
391 | } | |||
392 | ||||
393 | //______________________________________________________________________________ | |||
394 | OUString JNI_context::get_stack_trace( jobject jo_exc ) const | |||
395 | { | |||
396 | JLocalAutoRef jo_JNI_proxy( | |||
397 | *this, | |||
398 | find_class( *this, "com.sun.star.bridges.jni_uno.JNI_proxy", true ) ); | |||
399 | if (assert_no_exception()) | |||
400 | { | |||
401 | // static method JNI_proxy.get_stack_trace() | |||
402 | jmethodID method = m_env->GetStaticMethodID( | |||
403 | (jclass) jo_JNI_proxy.get(), "get_stack_trace", | |||
404 | "(Ljava/lang/Throwable;)Ljava/lang/String;" ); | |||
405 | if (assert_no_exception() && (0 != method)) | |||
406 | { | |||
407 | jvalue arg; | |||
408 | arg.l = jo_exc; | |||
409 | JLocalAutoRef jo_stack_trace( | |||
410 | *this, m_env->CallStaticObjectMethodA( | |||
411 | (jclass) jo_JNI_proxy.get(), method, &arg ) ); | |||
412 | if (assert_no_exception()) | |||
413 | { | |||
414 | jsize len = | |||
415 | m_env->GetStringLength( (jstring) jo_stack_trace.get() ); | |||
416 | SAL_WNODEPRECATED_DECLARATIONS_PUSH | |||
417 | auto_ptr< rtl_mem > ustr_mem( | |||
418 | rtl_mem::allocate( | |||
419 | sizeof (rtl_uString) + (len * sizeof (sal_Unicode)) ) ); | |||
420 | SAL_WNODEPRECATED_DECLARATIONS_POP | |||
421 | rtl_uString * ustr = (rtl_uString *)ustr_mem.get(); | |||
422 | m_env->GetStringRegion( | |||
423 | (jstring) jo_stack_trace.get(), 0, len, ustr->buffer ); | |||
424 | if (assert_no_exception()) | |||
425 | { | |||
426 | ustr->refCount = 1; | |||
427 | ustr->length = len; | |||
428 | ustr->buffer[ len ] = '\0'; | |||
429 | return OUString( | |||
430 | (rtl_uString *)ustr_mem.release(), SAL_NO_ACQUIRE ); | |||
431 | } | |||
432 | } | |||
433 | } | |||
434 | } | |||
435 | return OUString(); | |||
436 | } | |||
437 | ||||
438 | } | |||
439 | ||||
440 | using namespace ::jni_uno; | |||
441 | ||||
442 | extern "C" | |||
443 | { | |||
444 | namespace | |||
445 | { | |||
446 | ||||
447 | //------------------------------------------------------------------------------ | |||
448 | void SAL_CALL java_env_disposing( uno_Environment * java_env ) | |||
449 | SAL_THROW_EXTERN_C()throw () | |||
450 | { | |||
451 | ::jvmaccess::UnoVirtualMachine * machine = | |||
452 | reinterpret_cast< ::jvmaccess::UnoVirtualMachine * >( | |||
453 | java_env->pContext ); | |||
454 | java_env->pContext = 0; | |||
455 | machine->release(); | |||
456 | } | |||
457 | } | |||
458 | ||||
459 | //------------------------------------------------------------------------------ | |||
460 | void SAL_CALL uno_initEnvironment( uno_Environment * java_env ) | |||
461 | SAL_THROW_EXTERN_C()throw () | |||
462 | { | |||
463 | java_env->environmentDisposing = java_env_disposing; | |||
464 | java_env->pExtEnv = 0; // no extended support | |||
465 | OSL_ASSERT( 0 != java_env->pContext )do { if (true && (!(0 != java_env->pContext))) { sal_detail_logFormat ((SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl"), ("/usr/local/src/libreoffice/bridges/source/jni_uno/jni_bridge.cxx" ":" "465" ": "), "OSL_ASSERT: %s", "0 != java_env->pContext" ); } } while (false); | |||
466 | ||||
467 | ::jvmaccess::UnoVirtualMachine * machine = | |||
468 | reinterpret_cast< ::jvmaccess::UnoVirtualMachine * >( | |||
469 | java_env->pContext ); | |||
470 | machine->acquire(); | |||
471 | } | |||
472 | ||||
473 | //------------------------------------------------------------------------------ | |||
474 | void SAL_CALL uno_ext_getMapping( | |||
475 | uno_Mapping ** ppMapping, uno_Environment * pFrom, uno_Environment * pTo ) | |||
476 | SAL_THROW_EXTERN_C()throw () | |||
477 | { | |||
478 | OSL_ASSERT( 0 != ppMapping && 0 != pFrom && 0 != pTo )do { if (true && (!(0 != ppMapping && 0 != pFrom && 0 != pTo))) { sal_detail_logFormat((SAL_DETAIL_LOG_LEVEL_WARN ), ("legacy.osl"), ("/usr/local/src/libreoffice/bridges/source/jni_uno/jni_bridge.cxx" ":" "478" ": "), "OSL_ASSERT: %s", "0 != ppMapping && 0 != pFrom && 0 != pTo" ); } } while (false); | |||
479 | if (0 != *ppMapping) | |||
480 | { | |||
481 | (*(*ppMapping)->release)( *ppMapping ); | |||
482 | *ppMapping = 0; | |||
483 | } | |||
484 | ||||
485 | OSL_ASSERT( JNI_FALSE == sal_False )do { if (true && (!(0 == ((sal_Bool)0)))) { sal_detail_logFormat ((SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl"), ("/usr/local/src/libreoffice/bridges/source/jni_uno/jni_bridge.cxx" ":" "485" ": "), "OSL_ASSERT: %s", "JNI_FALSE == sal_False") ; } } while (false); | |||
486 | OSL_ASSERT( JNI_TRUE == sal_True )do { if (true && (!(1 == ((sal_Bool)1)))) { sal_detail_logFormat ((SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl"), ("/usr/local/src/libreoffice/bridges/source/jni_uno/jni_bridge.cxx" ":" "486" ": "), "OSL_ASSERT: %s", "JNI_TRUE == sal_True"); } } while (false); | |||
487 | OSL_ASSERT( sizeof (jboolean) == sizeof (sal_Bool) )do { if (true && (!(sizeof (jboolean) == sizeof (sal_Bool )))) { sal_detail_logFormat((SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl" ), ("/usr/local/src/libreoffice/bridges/source/jni_uno/jni_bridge.cxx" ":" "487" ": "), "OSL_ASSERT: %s", "sizeof (jboolean) == sizeof (sal_Bool)" ); } } while (false); | |||
488 | OSL_ASSERT( sizeof (jchar) == sizeof (sal_Unicode) )do { if (true && (!(sizeof (jchar) == sizeof (sal_Unicode )))) { sal_detail_logFormat((SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl" ), ("/usr/local/src/libreoffice/bridges/source/jni_uno/jni_bridge.cxx" ":" "488" ": "), "OSL_ASSERT: %s", "sizeof (jchar) == sizeof (sal_Unicode)" ); } } while (false); | |||
489 | OSL_ASSERT( sizeof (jdouble) == sizeof (double) )do { if (true && (!(sizeof (jdouble) == sizeof (double )))) { sal_detail_logFormat((SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl" ), ("/usr/local/src/libreoffice/bridges/source/jni_uno/jni_bridge.cxx" ":" "489" ": "), "OSL_ASSERT: %s", "sizeof (jdouble) == sizeof (double)" ); } } while (false); | |||
490 | OSL_ASSERT( sizeof (jfloat) == sizeof (float) )do { if (true && (!(sizeof (jfloat) == sizeof (float) ))) { sal_detail_logFormat((SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl" ), ("/usr/local/src/libreoffice/bridges/source/jni_uno/jni_bridge.cxx" ":" "490" ": "), "OSL_ASSERT: %s", "sizeof (jfloat) == sizeof (float)" ); } } while (false); | |||
491 | OSL_ASSERT( sizeof (jbyte) == sizeof (sal_Int8) )do { if (true && (!(sizeof (jbyte) == sizeof (sal_Int8 )))) { sal_detail_logFormat((SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl" ), ("/usr/local/src/libreoffice/bridges/source/jni_uno/jni_bridge.cxx" ":" "491" ": "), "OSL_ASSERT: %s", "sizeof (jbyte) == sizeof (sal_Int8)" ); } } while (false); | |||
492 | OSL_ASSERT( sizeof (jshort) == sizeof (sal_Int16) )do { if (true && (!(sizeof (jshort) == sizeof (sal_Int16 )))) { sal_detail_logFormat((SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl" ), ("/usr/local/src/libreoffice/bridges/source/jni_uno/jni_bridge.cxx" ":" "492" ": "), "OSL_ASSERT: %s", "sizeof (jshort) == sizeof (sal_Int16)" ); } } while (false); | |||
493 | OSL_ASSERT( sizeof (jint) == sizeof (sal_Int32) )do { if (true && (!(sizeof (jint) == sizeof (sal_Int32 )))) { sal_detail_logFormat((SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl" ), ("/usr/local/src/libreoffice/bridges/source/jni_uno/jni_bridge.cxx" ":" "493" ": "), "OSL_ASSERT: %s", "sizeof (jint) == sizeof (sal_Int32)" ); } } while (false); | |||
494 | OSL_ASSERT( sizeof (jlong) == sizeof (sal_Int64) )do { if (true && (!(sizeof (jlong) == sizeof (sal_Int64 )))) { sal_detail_logFormat((SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl" ), ("/usr/local/src/libreoffice/bridges/source/jni_uno/jni_bridge.cxx" ":" "494" ": "), "OSL_ASSERT: %s", "sizeof (jlong) == sizeof (sal_Int64)" ); } } while (false); | |||
495 | if ((JNI_FALSE0 == sal_False((sal_Bool)0)) && | |||
496 | (JNI_TRUE1 == sal_True((sal_Bool)1)) && | |||
497 | (sizeof (jboolean) == sizeof (sal_Bool)) && | |||
498 | (sizeof (jchar) == sizeof (sal_Unicode)) && | |||
499 | (sizeof (jdouble) == sizeof (double)) && | |||
500 | (sizeof (jfloat) == sizeof (float)) && | |||
501 | (sizeof (jbyte) == sizeof (sal_Int8)) && | |||
502 | (sizeof (jshort) == sizeof (sal_Int16)) && | |||
503 | (sizeof (jint) == sizeof (sal_Int32)) && | |||
504 | (sizeof (jlong) == sizeof (sal_Int64))) | |||
505 | { | |||
506 | OUString const & from_env_typename = | |||
507 | OUString::unacquired( &pFrom->pTypeName ); | |||
508 | OUString const & to_env_typename = | |||
509 | OUString::unacquired( &pTo->pTypeName ); | |||
510 | ||||
511 | uno_Mapping * mapping = 0; | |||
512 | ||||
513 | try | |||
514 | { | |||
515 | if ( from_env_typename == UNO_LB_JAVA"java" && to_env_typename == UNO_LB_UNO"uno" ) | |||
516 | { | |||
517 | Bridge * bridge = | |||
518 | new Bridge( pFrom, pTo->pExtEnv, true ); // ref count = 1 | |||
519 | mapping = &bridge->m_java2uno; | |||
520 | uno_registerMapping( | |||
521 | &mapping, Bridge_free, | |||
522 | pFrom, (uno_Environment *)pTo->pExtEnv, 0 ); | |||
523 | } | |||
524 | else if ( from_env_typename == UNO_LB_UNO"uno" && to_env_typename == UNO_LB_JAVA"java" ) | |||
525 | { | |||
526 | Bridge * bridge = | |||
527 | new Bridge( pTo, pFrom->pExtEnv, false ); // ref count = 1 | |||
528 | mapping = &bridge->m_uno2java; | |||
529 | uno_registerMapping( | |||
530 | &mapping, Bridge_free, | |||
531 | (uno_Environment *)pFrom->pExtEnv, pTo, 0 ); | |||
532 | } | |||
533 | } | |||
534 | catch (const BridgeRuntimeError & err) | |||
535 | { | |||
536 | #if OSL_DEBUG_LEVEL1 > 0 | |||
537 | OString cstr_msg( | |||
538 | OUStringToOString( | |||
539 | OUSTR("[jni_uno bridge error] ")::rtl::OUString( (&("[jni_uno bridge error] ")[0]), ((sal_Int32 )((sizeof ("[jni_uno bridge error] ") / sizeof (("[jni_uno bridge error] " )[0]))-1)), (((rtl_TextEncoding) 11)) ) + err.m_message, | |||
540 | RTL_TEXTENCODING_ASCII_US(((rtl_TextEncoding) 11)) ) ); | |||
541 | OSL_FAIL( cstr_msg.getStr() )do { if (true && (((sal_Bool)1))) { sal_detail_logFormat ((SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl"), ("/usr/local/src/libreoffice/bridges/source/jni_uno/jni_bridge.cxx" ":" "541" ": "), "%s", cstr_msg.getStr()); } } while (false); | |||
542 | #else | |||
543 | (void) err; // unused | |||
544 | #endif | |||
545 | } | |||
546 | catch (const ::jvmaccess::VirtualMachine::AttachGuard::CreationException &) | |||
547 | { | |||
548 | OSL_FAIL(do { if (true && (((sal_Bool)1))) { sal_detail_logFormat ((SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl"), ("/usr/local/src/libreoffice/bridges/source/jni_uno/jni_bridge.cxx" ":" "550" ": "), "%s", "[jni_uno bridge error] attaching current thread " "to java failed!"); } } while (false) | |||
549 | "[jni_uno bridge error] attaching current thread "do { if (true && (((sal_Bool)1))) { sal_detail_logFormat ((SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl"), ("/usr/local/src/libreoffice/bridges/source/jni_uno/jni_bridge.cxx" ":" "550" ": "), "%s", "[jni_uno bridge error] attaching current thread " "to java failed!"); } } while (false) | |||
550 | "to java failed!" )do { if (true && (((sal_Bool)1))) { sal_detail_logFormat ((SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl"), ("/usr/local/src/libreoffice/bridges/source/jni_uno/jni_bridge.cxx" ":" "550" ": "), "%s", "[jni_uno bridge error] attaching current thread " "to java failed!"); } } while (false); | |||
551 | } | |||
552 | ||||
553 | *ppMapping = mapping; | |||
554 | } | |||
555 | } | |||
556 | ||||
557 | //------------------------------------------------------------------------------ | |||
558 | SAL_DLLPUBLIC_EXPORT__attribute__ ((visibility("default"))) sal_Bool SAL_CALL component_canUnload( TimeValue * pTime ) | |||
559 | SAL_THROW_EXTERN_C()throw () | |||
560 | { | |||
561 | return (*g_moduleCount.canUnload)( &g_moduleCount, pTime ); | |||
562 | } | |||
563 | } | |||
564 | ||||
565 | /* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |