298 if (k != NULL) {
299 if (k->local_interfaces()->length() != _interfaces->length()) {
300 print_specified_interfaces();
301 print_actual_interfaces(k);
302 error("The number of interfaces (%d) specified in class list does not match the class file (%d)",
303 _interfaces->length(), k->local_interfaces()->length());
304 }
305
306 if (!SystemDictionaryShared::add_non_builtin_klass(class_name, ClassLoaderData::the_null_class_loader_data(),
307 k, THREAD)) {
308 error("Duplicated class %s", _class_name);
309 }
310
311 // This tells JVM_FindLoadedClass to not find this class.
312 k->set_shared_classpath_index(UNREGISTERED_INDEX);
313 }
314
315 return k;
316 }
317
318 InstanceKlass* ClassListParser::load_current_class(TRAPS) {
319 TempNewSymbol class_name_symbol = SymbolTable::new_symbol(_class_name, THREAD);
320 guarantee(!HAS_PENDING_EXCEPTION, "Exception creating a symbol.");
321
322 InstanceKlass *klass = NULL;
323 if (!is_loading_from_source()) {
324 if (is_super_specified()) {
325 error("If source location is not specified, super class must not be specified");
326 }
327 if (are_interfaces_specified()) {
328 error("If source location is not specified, interface(s) must not be specified");
329 }
330
331 bool non_array = !FieldType::is_array(class_name_symbol);
332
333 Handle s = java_lang_String::create_from_symbol(class_name_symbol, CHECK_0);
334 // Translate to external class name format, i.e., convert '/' chars to '.'
335 Handle string = java_lang_String::externalize_classname(s, CHECK_0);
336 JavaValue result(T_OBJECT);
337 InstanceKlass* spec_klass = non_array ?
338 SystemDictionary::ClassLoader_klass() : SystemDictionary::Class_klass();
339 Symbol* method_name = non_array ?
340 vmSymbols::loadClass_name() : vmSymbols::forName_name();
341 Handle loader = Handle(THREAD, SystemDictionary::java_system_loader());
342
343 if (non_array) {
344 JavaCalls::call_virtual(&result,
345 loader, //SystemDictionary::java_system_loader(),
346 spec_klass,
347 method_name, //vmSymbols::loadClass_name(),
348 vmSymbols::string_class_signature(),
349 string,
350 THREAD);
351 } else {
352 JavaCalls::call_static(&result,
353 spec_klass,
354 method_name,
355 vmSymbols::string_class_signature(),
356 string,
357 CHECK_NULL);
358 }
359 assert(result.get_type() == T_OBJECT, "just checking");
360 oop obj = (oop) result.get_jobject();
361 if (!HAS_PENDING_EXCEPTION && (obj != NULL)) {
362 if (non_array) {
363 klass = InstanceKlass::cast(java_lang_Class::as_Klass(obj));
364 } else {
365 klass = static_cast<InstanceKlass*>(java_lang_Class::array_klass_acquire(obj));
366 }
367 } else { // load classes in bootclasspath/a
368 if (HAS_PENDING_EXCEPTION) {
369 CLEAR_PENDING_EXCEPTION;
370 }
371
372 if (non_array) {
373 Klass* k = SystemDictionary::resolve_or_null(class_name_symbol, CHECK_NULL);
374 if (k != NULL) {
375 klass = InstanceKlass::cast(k);
376 } else {
377 if (!HAS_PENDING_EXCEPTION) {
378 THROW_NULL(vmSymbols::java_lang_ClassNotFoundException());
379 }
380 }
381 }
382 }
383 } else {
384 // If "source:" tag is specified, all super class and super interfaces must be specified in the
385 // class list file.
386 if (UseAppCDS) {
387 klass = load_class_from_source(class_name_symbol, CHECK_NULL);
388 }
389 }
390
391 if (klass != NULL && is_id_specified()) {
392 int id = this->id();
393 SystemDictionaryShared::update_shared_entry(klass, id);
394 InstanceKlass* old = table()->lookup(id);
395 if (old != NULL && old != klass) {
396 error("Duplicated ID %d for class %s", id, _class_name);
397 }
398 table()->add(id, klass);
399 }
400
401 return klass;
402 }
403
404 bool ClassListParser::is_loading_from_source() {
405 return (_source != NULL);
406 }
407
408 InstanceKlass* ClassListParser::lookup_class_by_id(int id) {
409 InstanceKlass* klass = table()->lookup(id);
410 if (klass == NULL) {
411 error("Class ID %d has not been defined", id);
412 }
413 return klass;
414 }
415
416
417 InstanceKlass* ClassListParser::lookup_super_for_current_class(Symbol* super_name) {
418 if (!is_loading_from_source()) {
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298 if (k != NULL) {
299 if (k->local_interfaces()->length() != _interfaces->length()) {
300 print_specified_interfaces();
301 print_actual_interfaces(k);
302 error("The number of interfaces (%d) specified in class list does not match the class file (%d)",
303 _interfaces->length(), k->local_interfaces()->length());
304 }
305
306 if (!SystemDictionaryShared::add_non_builtin_klass(class_name, ClassLoaderData::the_null_class_loader_data(),
307 k, THREAD)) {
308 error("Duplicated class %s", _class_name);
309 }
310
311 // This tells JVM_FindLoadedClass to not find this class.
312 k->set_shared_classpath_index(UNREGISTERED_INDEX);
313 }
314
315 return k;
316 }
317
318 Klass* ClassListParser::load_current_class(TRAPS) {
319 TempNewSymbol class_name_symbol = SymbolTable::new_symbol(_class_name, THREAD);
320 guarantee(!HAS_PENDING_EXCEPTION, "Exception creating a symbol.");
321
322 Klass *klass = NULL;
323 if (!is_loading_from_source()) {
324 // Load classes for the boot/platform/app loaders only.
325 if (is_super_specified()) {
326 error("If source location is not specified, super class must not be specified");
327 }
328 if (are_interfaces_specified()) {
329 error("If source location is not specified, interface(s) must not be specified");
330 }
331
332 bool non_array = !FieldType::is_array(class_name_symbol);
333
334 JavaValue result(T_OBJECT);
335 if (non_array) {
336 // At this point, we are executing in the context of the boot loader. We
337 // cannot call Class.forName because that is context dependent and
338 // would load only classes for the boot loader.
339 //
340 // Instead, let's call java_system_loader().loadClass() directly, which will
341 // delegate to the correct loader (boot, platform or app) depending on
342 // the class name.
343
344 Handle s = java_lang_String::create_from_symbol(class_name_symbol, CHECK_0);
345 // ClassLoader.loadClass() wants external class name format, i.e., convert '/' chars to '.'
346 Handle ext_class_name = java_lang_String::externalize_classname(s, CHECK_0);
347 Handle loader = Handle(THREAD, SystemDictionary::java_system_loader());
348
349 JavaCalls::call_virtual(&result,
350 loader, //SystemDictionary::java_system_loader(),
351 SystemDictionary::ClassLoader_klass(),
352 vmSymbols::loadClass_name(),
353 vmSymbols::string_class_signature(),
354 ext_class_name,
355 THREAD);
356 } else {
357 // array classes are not supported in class list.
358 THROW_NULL(vmSymbols::java_lang_ClassNotFoundException());
359 }
360 assert(result.get_type() == T_OBJECT, "just checking");
361 oop obj = (oop) result.get_jobject();
362 if (!HAS_PENDING_EXCEPTION && (obj != NULL)) {
363 klass = java_lang_Class::as_Klass(obj);
364 } else { // load classes in bootclasspath/a
365 if (HAS_PENDING_EXCEPTION) {
366 CLEAR_PENDING_EXCEPTION;
367 }
368
369 if (non_array) {
370 Klass* k = SystemDictionary::resolve_or_null(class_name_symbol, CHECK_NULL);
371 if (k != NULL) {
372 klass = k;
373 } else {
374 if (!HAS_PENDING_EXCEPTION) {
375 THROW_NULL(vmSymbols::java_lang_ClassNotFoundException());
376 }
377 }
378 }
379 }
380 } else {
381 // If "source:" tag is specified, all super class and super interfaces must be specified in the
382 // class list file.
383 if (UseAppCDS) {
384 klass = load_class_from_source(class_name_symbol, CHECK_NULL);
385 }
386 }
387
388 if (klass != NULL && klass->is_instance_klass() && is_id_specified()) {
389 InstanceKlass* ik = InstanceKlass::cast(klass);
390 int id = this->id();
391 SystemDictionaryShared::update_shared_entry(ik, id);
392 InstanceKlass* old = table()->lookup(id);
393 if (old != NULL && old != ik) {
394 error("Duplicated ID %d for class %s", id, _class_name);
395 }
396 table()->add(id, ik);
397 }
398
399 return klass;
400 }
401
402 bool ClassListParser::is_loading_from_source() {
403 return (_source != NULL);
404 }
405
406 InstanceKlass* ClassListParser::lookup_class_by_id(int id) {
407 InstanceKlass* klass = table()->lookup(id);
408 if (klass == NULL) {
409 error("Class ID %d has not been defined", id);
410 }
411 return klass;
412 }
413
414
415 InstanceKlass* ClassListParser::lookup_super_for_current_class(Symbol* super_name) {
416 if (!is_loading_from_source()) {
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