in 3-extensions/protocol/dubbo-samples-triple/src/main/java/org/apache/dubbo/sample/tri/stub/GreeterImpl.java [68:77]
public GreeterReply greetReturnBigAttachment(GreeterRequest request) {
final String key = "user-attachment";
StringBuilder stringBuilder = new StringBuilder();
for (int i = 0; i < 8000; i++) {
stringBuilder.append(i);
}
String value = stringBuilder.toString();
RpcContext.getServerContext().setObjectAttachment(key, value);
return GreeterReply.newBuilder().setMessage("hello," + request.getName()).build();
}