ART: Add GetMethodModifiers
Support GetMethodModifiers to retrieve the modifiers of a JNI
method.
Extend test 910.
Bug: 31684812
Test: m test-art-host-run-test-910-methods
Change-Id: Ib44df099bc056c557e526d5fa267df48ac2fd86c
diff --git a/runtime/openjdkjvmti/ti_method.cc b/runtime/openjdkjvmti/ti_method.cc
index 4aae4d1..7b82e7c 100644
--- a/runtime/openjdkjvmti/ti_method.cc
+++ b/runtime/openjdkjvmti/ti_method.cc
@@ -34,6 +34,7 @@
#include "art_jvmti.h"
#include "art_method-inl.h"
#include "base/enums.h"
+#include "modifiers.h"
#include "scoped_thread_state_change-inl.h"
namespace openjdkjvmti {
@@ -114,4 +115,30 @@
return ERR(NONE);
}
+jvmtiError MethodUtil::GetMethodModifiers(jvmtiEnv* env ATTRIBUTE_UNUSED,
+ jmethodID method,
+ jint* modifiers_ptr) {
+ if (modifiers_ptr == nullptr) {
+ return ERR(NULL_POINTER);
+ }
+
+ art::ScopedObjectAccess soa(art::Thread::Current());
+ art::ArtMethod* art_method = soa.DecodeMethod(method);
+
+ uint32_t modifiers = art_method->GetAccessFlags();
+
+ // Note: Keep this code in sync with Executable.fixMethodFlags.
+ if ((modifiers & art::kAccAbstract) != 0) {
+ modifiers &= ~art::kAccNative;
+ }
+ modifiers &= ~art::kAccSynchronized;
+ if ((modifiers & art::kAccDeclaredSynchronized) != 0) {
+ modifiers |= art::kAccSynchronized;
+ }
+ modifiers &= art::kAccJavaFlagsMask;
+
+ *modifiers_ptr = modifiers;
+ return ERR(NONE);
+}
+
} // namespace openjdkjvmti