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8140485: Class load and creation cleanup

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Reviewed-by: hseigel, coleenp, sspitsyn
This commit is contained in:
Markus Grönlund 2015-12-08 20:04:03 +01:00
parent 24c8c40bb8
commit 2ad9d3192f
59 changed files with 4174 additions and 3258 deletions
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19
hotspot/src/share/vm/prims/unsafe.cpp
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@ -23,6 +23,7 @@
*/
#include "precompiled.hpp"
#include "classfile/classFileStream.hpp"
#include "classfile/vmSymbols.hpp"
#include "memory/allocation.inline.hpp"
#include "oops/objArrayOop.inline.hpp"
@ -997,7 +998,9 @@ Unsafe_DefineAnonymousClass_impl(JNIEnv *env,
cp_patches_h = objArrayHandle(THREAD, (objArrayOop)p);
}
KlassHandle host_klass(THREAD, java_lang_Class::as_Klass(JNIHandles::resolve_non_null(host_class)));
const Klass* host_klass = java_lang_Class::as_Klass(JNIHandles::resolve_non_null(host_class));
assert(host_klass != NULL, "invariant");
const char* host_source = host_klass->external_name();
Handle host_loader(THREAD, host_klass->class_loader());
Handle host_domain(THREAD, host_klass->protection_domain());
@ -1016,15 +1019,21 @@ Unsafe_DefineAnonymousClass_impl(JNIEnv *env,
}
}
ClassFileStream st(class_bytes, class_bytes_length, (char*) host_source);
ClassFileStream st(class_bytes,
class_bytes_length,
host_source,
ClassFileStream::verify);
instanceKlassHandle anon_klass;
{
Symbol* no_class_name = NULL;
Klass* anonk = SystemDictionary::parse_stream(no_class_name,
host_loader, host_domain,
&st, host_klass, cp_patches,
CHECK_NULL);
host_loader,
host_domain,
&st,
host_klass,
cp_patches,
CHECK_NULL);
if (anonk == NULL) return NULL;
anon_klass = instanceKlassHandle(THREAD, anonk);
}