assert sys_class != null
var sys_jni_env_meth = modelbuilder.try_get_mproperty_by_name2(self, mmodule, sys_class.mclass_type, "jni_env")
if sys_jni_env_meth == null or not sys_jni_env_meth isa MMethod then
assert sys_class != null
var sys_jni_env_meth = modelbuilder.try_get_mproperty_by_name2(self, mmodule, sys_class.mclass_type, "jni_env")
if sys_jni_env_meth == null or not sys_jni_env_meth isa MMethod then