KNIEXPORT jboolean KNI_IsInstanceOf(jobject objectHandle, jclass classHandle) {
// Create handle for objectHandle
Oop::Raw object = kni_read_handle(objectHandle);
if (object.is_null()) {
return KNI_TRUE;
}
JavaClass::Raw object_class = object.blueprint();
// Create handle for classHandle
JavaClassObj::Raw mirror = kni_read_handle(classHandle);
GUARANTEE(mirror.not_null(), "null argument to KNI_IsInstanceOf");
JavaClass::Raw other_class = mirror().java_class();
// Do subtype check
return CAST_TO_JBOOLEAN(object_class().is_subtype_of(&other_class));
}
void InstanceClass::set_initialized() {
TaskMirror::Raw tm;
tm = task_mirror_desc();
GUARANTEE(tm.not_null(), "task mirror must not be null");
if (TaskMirrorDesc::is_being_initialized_mirror((TaskMirrorDesc*)tm.obj())){
tm = TaskMirror::clinit_list_lookup(this);
GUARANTEE(tm.not_null(), "task mirror must not be null");
tm = TaskMirror::clinit_list_remove(this);
}
GUARANTEE(tm.not_null(), "task mirror must not be null");
JavaClassObj::Raw mirror = tm().real_java_mirror();
GUARANTEE(mirror.not_null(), "mirror must not be null");
if (mirror().status() == JavaClassObj::ERROR_FLAG) {
return;
}
mirror().set_initialized();
set_task_mirror(&tm);
}