fix(grid): 修复网格元素索引并发访问问题

Administrator

5 days ago 4e87645247bb1d5236e1bd7588f72a3495e46fd5

 src/main/java/com/xcong/excoin/modules/gateApi/GridElement.java

@@ -92,6 +92,9 @@
    /** 空仓止损订单 ID */
    private String shortStopLossOrderId;

    /** 索引重建锁，保证 refreshIndices() 与计数读取之间互斥，避免 clear→rebuild 窗口期读到 0 */
    private static final Object INDEX_LOCK = new Object();

    /** 全局 ID 索引，由 {@link GateConfig#setGridElements(List)} 触发重建，O(1) 查找 */
    private static final Map<Integer, GridElement> INDEX = new ConcurrentHashMap<>();
    /** 全局价格索引，由 {@link GateConfig#setGridElements(List)} 触发重建，O(1) 查找 */
@@ -169,6 +172,16 @@
        return SHORT_TP_ORDER_ID_INDEX.get(orderId);
    }

    /** @return 当前多仓止盈单数量（与 refreshIndices 互斥，避免清空窗口读到 0） */
    public static int getLongTakeProfitCount() {
        synchronized (INDEX_LOCK) { return LONG_TP_ORDER_ID_INDEX.size(); }
    }

    /** @return 当前空仓止盈单数量（与 refreshIndices 互斥，避免清空窗口读到 0） */
    public static int getShortTakeProfitCount() {
        synchronized (INDEX_LOCK) { return SHORT_TP_ORDER_ID_INDEX.size(); }
    }

    /**
     * 根据多仓止损订单 ID 快速查找网格元素（O(1)）。
     */
@@ -210,16 +223,19 @@
     * 使快速查找方法获取到最新数据。
     */
    public static void refreshIndices() {
        PRICE_INDEX.clear();
        LONG_ORDER_ID_INDEX.clear();
        SHORT_ORDER_ID_INDEX.clear();
        LONG_TP_ORDER_ID_INDEX.clear();
        SHORT_TP_ORDER_ID_INDEX.clear();
        LONG_SL_ORDER_ID_INDEX.clear();
        SHORT_SL_ORDER_ID_INDEX.clear();
        for (GridElement e : INDEX.values()) {
            putDynamicIndices(e);
        synchronized (INDEX_LOCK) {
            PRICE_INDEX.clear();
            LONG_ORDER_ID_INDEX.clear();
            SHORT_ORDER_ID_INDEX.clear();
            LONG_TP_ORDER_ID_INDEX.clear();
            SHORT_TP_ORDER_ID_INDEX.clear();
            LONG_SL_ORDER_ID_INDEX.clear();
            SHORT_SL_ORDER_ID_INDEX.clear();
            for (GridElement e : INDEX.values()) {
                putDynamicIndices(e);
            }
        }
        // logAll 在锁外执行，不阻塞计数查询
        logAll();
    }