--- a/hotspot/src/share/vm/classfile/systemDictionary.cpp Thu Jan 24 23:30:45 2013 -0800
+++ b/hotspot/src/share/vm/classfile/systemDictionary.cpp Fri Jan 25 10:04:08 2013 -0500
@@ -1199,66 +1199,6 @@
return ik;
}
-#ifdef KERNEL
-// Some classes on the bootstrap class path haven't been installed on the
-// system yet. Call the DownloadManager method to make them appear in the
-// bootstrap class path and try again to load the named class.
-// Note that with delegation class loaders all classes in another loader will
-// first try to call this so it'd better be fast!!
-static instanceKlassHandle download_and_retry_class_load(
- Symbol* class_name,
- TRAPS) {
-
- Klass* dlm = SystemDictionary::DownloadManager_klass();
- instanceKlassHandle nk;
-
- // If download manager class isn't loaded just return.
- if (dlm == NULL) return nk;
-
- { HandleMark hm(THREAD);
- ResourceMark rm(THREAD);
- Handle s = java_lang_String::create_from_symbol(class_name, CHECK_(nk));
- Handle class_string = java_lang_String::externalize_classname(s, CHECK_(nk));
-
- // return value
- JavaValue result(T_OBJECT);
-
- // Call the DownloadManager. We assume that it has a lock because
- // multiple classes could be not found and downloaded at the same time.
- // class sun.misc.DownloadManager;
- // public static String getBootClassPathEntryForClass(String className);
- JavaCalls::call_static(&result,
- KlassHandle(THREAD, dlm),
- vmSymbols::getBootClassPathEntryForClass_name(),
- vmSymbols::string_string_signature(),
- class_string,
- CHECK_(nk));
-
- // Get result.string and add to bootclasspath
- assert(result.get_type() == T_OBJECT, "just checking");
- oop obj = (oop) result.get_jobject();
- if (obj == NULL) { return nk; }
-
- Handle h_obj(THREAD, obj);
- char* new_class_name = java_lang_String::as_platform_dependent_str(h_obj,
- CHECK_(nk));
-
- // lock the loader
- // we use this lock because JVMTI does.
- Handle loader_lock(THREAD, SystemDictionary::system_loader_lock());
-
- ObjectLocker ol(loader_lock, THREAD);
- // add the file to the bootclasspath
- ClassLoader::update_class_path_entry_list(new_class_name, true);
- } // end HandleMark
-
- if (TraceClassLoading) {
- ClassLoader::print_bootclasspath();
- }
- return ClassLoader::load_classfile(class_name, CHECK_(nk));
-}
-#endif // KERNEL
-
instanceKlassHandle SystemDictionary::load_instance_class(Symbol* class_name, Handle class_loader, TRAPS) {
instanceKlassHandle nh = instanceKlassHandle(); // null Handle
@@ -1278,15 +1218,6 @@
k = ClassLoader::load_classfile(class_name, CHECK_(nh));
}
-#ifdef KERNEL
- // If the VM class loader has failed to load the class, call the
- // DownloadManager class to make it magically appear on the classpath
- // and try again. This is only configured with the Kernel VM.
- if (k.is_null()) {
- k = download_and_retry_class_load(class_name, CHECK_(nh));
- }
-#endif // KERNEL
-
// find_or_define_instance_class may return a different InstanceKlass
if (!k.is_null()) {
k = find_or_define_instance_class(class_name, class_loader, k, CHECK_(nh));
@@ -1822,13 +1753,7 @@
Symbol* symbol = vmSymbols::symbol_at((vmSymbols::SID)sid);
Klass** klassp = &_well_known_klasses[id];
bool must_load = (init_opt < SystemDictionary::Opt);
- bool try_load = true;
- if (init_opt == SystemDictionary::Opt_Kernel) {
-#ifndef KERNEL
- try_load = false;
-#endif //KERNEL
- }
- if ((*klassp) == NULL && try_load) {
+ if ((*klassp) == NULL) {
if (must_load) {
(*klassp) = resolve_or_fail(symbol, true, CHECK_0); // load required class
} else {
@@ -1918,12 +1843,6 @@
//_box_klasses[T_OBJECT] = WK_KLASS(object_klass);
//_box_klasses[T_ARRAY] = WK_KLASS(object_klass);
-#ifdef KERNEL
- if (DownloadManager_klass() == NULL) {
- warning("Cannot find sun/jkernel/DownloadManager");
- }
-#endif // KERNEL
-
{ // Compute whether we should use loadClass or loadClassInternal when loading classes.
Method* method = InstanceKlass::cast(ClassLoader_klass())->find_method(vmSymbols::loadClassInternal_name(), vmSymbols::string_class_signature());
_has_loadClassInternal = (method != NULL);