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8004823: Add VM support for type annotation reflection

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Reviewed-by: dholmes, coleenp
This commit is contained in:
Joel Borggren-Franck 2012-12-20 10:22:19 +01:00 • committed by Stefan Karlsson
parent 9c761152db
commit 6ed6cb5375
22 changed files with 302 additions and 11 deletions
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17
hotspot/src/share/vm/prims/jvm.cpp
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@ -1573,6 +1573,23 @@ JVM_ENTRY(jbyteArray, JVM_GetMethodParameterAnnotations(JNIEnv *env, jobject met
Annotations::make_java_array(m->parameter_annotations(), THREAD));
JVM_END
/* Type use annotations support (JDK 1.8) */
JVM_ENTRY(jbyteArray, JVM_GetClassTypeAnnotations(JNIEnv *env, jclass cls))
assert (cls != NULL, "illegal class");
JVMWrapper("JVM_GetClassTypeAnnotations");
ResourceMark rm(THREAD);
// Return null for arrays and primitives
if (!java_lang_Class::is_primitive(JNIHandles::resolve(cls))) {
Klass* k = java_lang_Class::as_Klass(JNIHandles::resolve(cls));
if (k->oop_is_instance()) {
typeArrayOop a = Annotations::make_java_array(InstanceKlass::cast(k)->type_annotations()->class_annotations(), CHECK_NULL);
return (jbyteArray) JNIHandles::make_local(env, a);
}
}
return NULL;
JVM_END
// New (JDK 1.4) reflection implementation /////////////////////////////////////