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| package com.yami.trading.api.controller;
|
| import java.util.HashSet;
| import java.util.Set;
|
| public class ItemLock {
|
| private static final Set<String> filter = new HashSet<String>();
|
| public static boolean add(String order_no) {
| if (!filter.add(order_no)) {
| return false;
| } else {
| return true;
| }
| }
|
| public static void remove(String order_no) {
| filter.remove(order_no);
|
| }
|
| }
|
|
