pkgs/jni/tool/templates/retrieve_static_fields.dart.tmpl

  {TARGET_TYPE} retrieve{PTYPE}Field(String className, String fieldName, String signature) {
	return using((Arena arena) {
		final arena = Arena();
		final env = getEnv();
		final classNameChars = className.toNativeChars(arena);
		final fieldNameChars = fieldName.toNativeChars(arena);
		final signatueChars = signature.toNativeChars(arena);
		final cls = _bindings.LoadClass(classNameChars);
		if (cls == nullptr) {
			env.checkException();
		}
		final fieldID = env.GetStaticFieldID(cls, fieldNameChars, signatueChars);
		if (fieldID == nullptr) {
			try {
				env.checkException();
			} catch (e) {
				env.DeleteLocalRef(cls);
				rethrow;
			}
		}
		final result = env.GetStatic{TYPE}Field(cls, fieldID);
		{CLS_REF_DEL}
		{STR_REF_DEL}
		env.checkException();
		{INVOKE_RESULT};
	});
  }