package com.xcong.excoin.modules.gateApi;
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import java.math.BigDecimal;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.Map;
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import java.util.concurrent.ConcurrentHashMap;
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/**
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* 网格元素,表示网格交易策略中的一个价格层级。
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*
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* <p>每个网格层级包含该价格位置上的多仓和空仓挂单信息,
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* 通过编号和网格价格唯一标识一个网格层级。
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*
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* <h3>关键字段</h3>
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* <ul>
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* <li><b>编号</b>:网格层级的唯一标识</li>
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* <li><b>网格价格</b>:该层级对应的触发价格</li>
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* <li><b>多仓挂单</b>:是否已有多头挂单、多头挂单参数</li>
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* <li><b>空仓挂单</b>:是否有空头挂单、空头挂单参数</li>
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* </ul>
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*
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* <h3>使用示例</h3>
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* <pre>
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* GridElement element = GridElement.builder()
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* .id(1)
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* .gridPrice(new BigDecimal("2300.0"))
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* .build();
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*
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* // 挂多仓单
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* TraderParam longParam = TraderParam.builder()
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* .direction(TraderParam.Direction.LONG)
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* .entryPrice(new BigDecimal("2293.7"))
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* .takeProfitPrice(new BigDecimal("2301.6"))
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* .build();
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* element.setHasLongOrder(true);
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* element.setLongTraderParam(longParam);
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* </pre>
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*
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* @author Administrator
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*/
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public class GridElement {
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/** 网格层级编号 */
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private int id;
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/** 网格触发价格 */
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private BigDecimal gridPrice;
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/** 是否存在多仓挂单 */
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private boolean hasLongOrder;
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/** 是否存在空仓挂单 */
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private boolean hasShortOrder;
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/** 多仓挂单参数 */
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private TraderParam longTraderParam;
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/** 空仓挂单参数 */
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private TraderParam shortTraderParam;
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/** 上一个网格编号,null 表示无上一级 */
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private Integer upId;
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/** 下一个网格编号,null 表示无下一级 */
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private Integer downId;
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/** 多仓挂单订单 ID */
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private String longOrderId;
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/** 空仓挂单订单 ID */
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private String shortOrderId;
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/** 多仓止盈订单 ID */
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private String longTakeProfitOrderId;
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/** 空仓止盈订单 ID */
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private String shortTakeProfitOrderId;
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/** 全局 ID 索引,由 {@link GateConfig#setGridElements(List)} 触发重建,O(1) 查找 */
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private static final Map<Integer, GridElement> INDEX = new ConcurrentHashMap<>();
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/** 全局价格索引,由 {@link GateConfig#setGridElements(List)} 触发重建,O(1) 查找 */
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private static final Map<BigDecimal, GridElement> PRICE_INDEX = new ConcurrentHashMap<>();
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/** 全局多仓订单 ID 索引,由 {@link GateConfig#setGridElements(List)} 触发重建,O(1) 查找 */
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private static final Map<String, GridElement> LONG_ORDER_ID_INDEX = new ConcurrentHashMap<>();
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/** 全局空仓订单 ID 索引,由 {@link GateConfig#setGridElements(List)} 触发重建,O(1) 查找 */
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private static final Map<String, GridElement> SHORT_ORDER_ID_INDEX = new ConcurrentHashMap<>();
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/** 全局多仓止盈订单 ID 索引,由 {@link GateConfig#setGridElements(List)} 触发重建,O(1) 查找 */
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private static final Map<String, GridElement> LONG_TP_ORDER_ID_INDEX = new ConcurrentHashMap<>();
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/** 全局空仓止盈订单 ID 索引,由 {@link GateConfig#setGridElements(List)} 触发重建,O(1) 查找 */
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private static final Map<String, GridElement> SHORT_TP_ORDER_ID_INDEX = new ConcurrentHashMap<>();
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/**
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* 根据 ID 快速查找网格元素(O(1))。
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*
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* @param id 网格层级编号
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* @return 对应的 GridElement,不存在则返回 null
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*/
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public static GridElement findById(int id) {
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return INDEX.get(id);
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}
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/**
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* 根据价格快速查找网格元素(O(1))。
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*
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* @param price 网格价格
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* @return 对应的 GridElement,不存在则返回 null
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*/
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public static GridElement findByPrice(BigDecimal price) {
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return PRICE_INDEX.get(price);
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}
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/**
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* 根据多仓挂单订单 ID 快速查找网格元素(O(1))。
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*
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* @param orderId 多仓挂单订单 ID
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* @return 对应的 GridElement,不存在则返回 null
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*/
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public static GridElement findByLongOrderId(String orderId) {
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return LONG_ORDER_ID_INDEX.get(orderId);
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}
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/**
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* 根据空仓挂单订单 ID 快速查找网格元素(O(1))。
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*
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* @param orderId 空仓挂单订单 ID
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* @return 对应的 GridElement,不存在则返回 null
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*/
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public static GridElement findByShortOrderId(String orderId) {
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return SHORT_ORDER_ID_INDEX.get(orderId);
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}
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/**
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* 根据多仓止盈订单 ID 快速查找网格元素(O(1))。
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*
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* @param orderId 多仓止盈订单 ID
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* @return 对应的 GridElement,不存在则返回 null
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*/
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public static GridElement findByLongTakeProfitOrderId(String orderId) {
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return LONG_TP_ORDER_ID_INDEX.get(orderId);
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}
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/**
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* 根据空仓止盈订单 ID 快速查找网格元素(O(1))。
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*
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* @param orderId 空仓止盈订单 ID
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* @return 对应的 GridElement,不存在则返回 null
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*/
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public static GridElement findByShortTakeProfitOrderId(String orderId) {
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return SHORT_TP_ORDER_ID_INDEX.get(orderId);
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}
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/**
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* 从列表中重建全局 ID 索引和价格索引。
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* 由 {@link GateConfig#setGridElements(List)} 在每次列表变更后调用。
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*/
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public static void rebuildIndex(List<GridElement> elements) {
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INDEX.clear();
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PRICE_INDEX.clear();
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LONG_ORDER_ID_INDEX.clear();
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SHORT_ORDER_ID_INDEX.clear();
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LONG_TP_ORDER_ID_INDEX.clear();
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SHORT_TP_ORDER_ID_INDEX.clear();
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for (GridElement e : elements) {
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INDEX.put(e.getId(), e);
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putDynamicIndices(e);
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}
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logAll();
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}
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/**
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* 刷新动态索引(价格索引、多仓/空仓订单 ID 索引)。
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* 在对 GridElement 的 {@link #longOrderId}、{@link #shortOrderId}、
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* {@link #longTraderParam}、{@link #shortTraderParam} 等字段修改后调用,
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* 使快速查找方法获取到最新数据。
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*/
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public static void refreshIndices() {
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PRICE_INDEX.clear();
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LONG_ORDER_ID_INDEX.clear();
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SHORT_ORDER_ID_INDEX.clear();
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LONG_TP_ORDER_ID_INDEX.clear();
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SHORT_TP_ORDER_ID_INDEX.clear();
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for (GridElement e : INDEX.values()) {
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putDynamicIndices(e);
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}
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logAll();
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}
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/**
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* 打印全部网格数据到日志。
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*/
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public static void logAll() {
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List<GridElement> sorted = new ArrayList<>(INDEX.values());
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sorted.sort((a, b) -> Integer.compare(a.getId(), b.getId()));
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StringBuilder sb = new StringBuilder("\n========== 网格数据 ==========\n");
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for (GridElement e : sorted) {
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if (e.isHasLongOrder() || e.isHasShortOrder()){
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sb.append(String.format(
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" ID=%4d 价格=%s up=%s down=%s 多仓=%s(%s) 空仓=%s(%s) 多止盈=%s 空止盈=%s\n",
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e.getId(),
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e.getGridPrice(),
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e.getUpId(),
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e.getDownId(),
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e.isHasLongOrder() ? "有" : "无",
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e.getLongOrderId() != null ? e.getLongOrderId() : "-",
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e.isHasShortOrder() ? "有" : "无",
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e.getShortOrderId() != null ? e.getShortOrderId() : "-",
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e.getLongTakeProfitOrderId() != null ? e.getLongTakeProfitOrderId() : "-",
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e.getShortTakeProfitOrderId() != null ? e.getShortTakeProfitOrderId() : "-"
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));
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}
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}
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sb.append(String.format(
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"------------------------------------------------------------\n" +
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" 索引统计: ID=%d 价格=%d 多仓订单ID=%d 空仓订单ID=%d 多止盈ID=%d 空止盈ID=%d\n",
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INDEX.size(),
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PRICE_INDEX.size(),
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LONG_ORDER_ID_INDEX.size(),
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SHORT_ORDER_ID_INDEX.size(),
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LONG_TP_ORDER_ID_INDEX.size(),
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SHORT_TP_ORDER_ID_INDEX.size()
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));
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sb.append(String.format(" 多仓订单ID索引: %s\n", LONG_ORDER_ID_INDEX.keySet()));
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sb.append(String.format(" 空仓订单ID索引: %s\n", SHORT_ORDER_ID_INDEX.keySet()));
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sb.append(String.format(" 多止盈ID索引: %s\n", LONG_TP_ORDER_ID_INDEX.keySet()));
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sb.append(String.format(" 空止盈ID索引: %s\n", SHORT_TP_ORDER_ID_INDEX.keySet()));
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sb.append("================================\n");
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System.out.println(sb);
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}
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/**
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* 获取所有已挂多仓条件单的网格元素。
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* 小于空仓仓位线的多单
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*
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* @return 已挂多仓条件单的 GridElement 列表
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*/
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public static List<GridElement> findAllLongOrders(BigDecimal currentPrice) {
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List<GridElement> result = new ArrayList<>();
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for (GridElement e : INDEX.values()) {
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if (e.isHasLongOrder() && e.getGridPrice().compareTo(currentPrice) < 0) {
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result.add(e);
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}
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}
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return result;
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}
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/**
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* 获取所有已挂空仓条件单的网格元素。
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* 大于多仓仓位线的空单
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*
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* @return 已挂空仓条件单的 GridElement 列表
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*/
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public static List<GridElement> findAllShortOrders(BigDecimal currentPrice) {
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List<GridElement> result = new ArrayList<>();
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for (GridElement e : INDEX.values()) {
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if (e.isHasShortOrder() && e.getGridPrice().compareTo(currentPrice) < 0) {
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result.add(e);
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}
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}
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return result;
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}
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private static void putDynamicIndices(GridElement e) {
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PRICE_INDEX.put(e.getGridPrice(), e);
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if (e.getLongOrderId() != null) {
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LONG_ORDER_ID_INDEX.put(e.getLongOrderId(), e);
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}
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if (e.getShortOrderId() != null) {
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SHORT_ORDER_ID_INDEX.put(e.getShortOrderId(), e);
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}
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if (e.getLongTakeProfitOrderId() != null) {
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LONG_TP_ORDER_ID_INDEX.put(e.getLongTakeProfitOrderId(), e);
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}
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if (e.getShortTakeProfitOrderId() != null) {
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SHORT_TP_ORDER_ID_INDEX.put(e.getShortTakeProfitOrderId(), e);
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}
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}
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/**
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* @return 根据 upId 获取上一个网格元素,无上一级则返回 null
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*/
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public GridElement getUp() {
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return upId != null ? INDEX.get(upId) : null;
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}
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/**
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* @return 根据 downId 获取下一个网格元素,无下一级则返回 null
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*/
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public GridElement getDown() {
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return downId != null ? INDEX.get(downId) : null;
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}
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private GridElement(Builder builder) {
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this.id = builder.id;
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this.gridPrice = builder.gridPrice;
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this.hasLongOrder = builder.hasLongOrder;
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this.hasShortOrder = builder.hasShortOrder;
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this.longTraderParam = builder.longTraderParam;
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this.shortTraderParam = builder.shortTraderParam;
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this.upId = builder.upId;
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this.downId = builder.downId;
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this.longOrderId = builder.longOrderId;
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this.shortOrderId = builder.shortOrderId;
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this.longTakeProfitOrderId = builder.longTakeProfitOrderId;
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this.shortTakeProfitOrderId = builder.shortTakeProfitOrderId;
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}
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// ==================== 网格层级编号 ====================
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/** @return 网格层级编号 */
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public int getId() { return id; }
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/** 设置网格层级编号 */
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public void setId(int id) { this.id = id; }
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// ==================== 网格价格 ====================
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/** @return 网格触发价格 */
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public BigDecimal getGridPrice() { return gridPrice; }
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/** 设置网格触发价格 */
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public void setGridPrice(BigDecimal gridPrice) { this.gridPrice = gridPrice; }
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// ==================== 多仓挂单标记 ====================
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/** @return 是否存在多仓挂单 */
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public boolean isHasLongOrder() { return hasLongOrder; }
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/** 标记是否存在多仓挂单 */
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public void setHasLongOrder(boolean hasLongOrder) { this.hasLongOrder = hasLongOrder; }
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// ==================== 空仓挂单标记 ====================
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/** @return 是否存在空仓挂单 */
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public boolean isHasShortOrder() { return hasShortOrder; }
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/** 标记是否存在空仓挂单 */
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public void setHasShortOrder(boolean hasShortOrder) { this.hasShortOrder = hasShortOrder; }
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// ==================== 多仓挂单参数 ====================
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/** @return 多仓挂单参数 */
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public TraderParam getLongTraderParam() { return longTraderParam; }
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/** 设置多仓挂单参数 */
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public void setLongTraderParam(TraderParam longTraderParam) { this.longTraderParam = longTraderParam; }
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// ==================== 空仓挂单参数 ====================
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/** @return 空仓挂单参数 */
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public TraderParam getShortTraderParam() { return shortTraderParam; }
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/** 设置空仓挂单参数 */
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public void setShortTraderParam(TraderParam shortTraderParam) { this.shortTraderParam = shortTraderParam; }
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// ==================== 上一个网格编号 ====================
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/** @return 上一个网格编号,null 表示无上一级 */
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public Integer getUpId() { return upId; }
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/** 设置上一个网格编号 */
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public void setUpId(Integer upId) { this.upId = upId; }
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// ==================== 下一个网格编号 ====================
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/** @return 下一个网格编号,null 表示无下一级 */
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public Integer getDownId() { return downId; }
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/** 设置下一个网格编号 */
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public void setDownId(Integer downId) { this.downId = downId; }
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// ==================== 多仓挂单订单 ID ====================
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/** @return 多仓挂单订单 ID */
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public String getLongOrderId() { return longOrderId; }
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/** 设置多仓挂单订单 ID */
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public void setLongOrderId(String longOrderId) { this.longOrderId = longOrderId; }
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// ==================== 空仓挂单订单 ID ====================
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/** @return 空仓挂单订单 ID */
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public String getShortOrderId() { return shortOrderId; }
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/** 设置空仓挂单订单 ID */
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public void setShortOrderId(String shortOrderId) { this.shortOrderId = shortOrderId; }
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// ==================== 多仓止盈订单 ID ====================
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/** @return 多仓止盈订单 ID */
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public String getLongTakeProfitOrderId() { return longTakeProfitOrderId; }
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/** 设置多仓止盈订单 ID */
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public void setLongTakeProfitOrderId(String longTakeProfitOrderId) { this.longTakeProfitOrderId = longTakeProfitOrderId; }
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// ==================== 空仓止盈订单 ID ====================
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/** @return 空仓止盈订单 ID */
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public String getShortTakeProfitOrderId() { return shortTakeProfitOrderId; }
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/** 设置空仓止盈订单 ID */
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public void setShortTakeProfitOrderId(String shortTakeProfitOrderId) { this.shortTakeProfitOrderId = shortTakeProfitOrderId; }
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public static Builder builder() {
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return new Builder();
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}
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/**
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* GridElement 的流式构造器。
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*
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* <h3>必填项</h3>
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* {@code id}、{@code gridPrice} 必须设置。
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*
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* <h3>默认值</h3>
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* hasLongOrder/hasShortOrder 默认为 false,upId/downId/TraderParam 默认为 null
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*/
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public static class Builder {
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/** 网格层级编号(必填) */
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private int id;
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/** 网格触发价格(必填) */
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private BigDecimal gridPrice;
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/** 是否有多仓挂单,默认 false */
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private boolean hasLongOrder = false;
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/** 是否有空仓挂单,默认 false */
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private boolean hasShortOrder = false;
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/** 多仓挂单参数 */
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private TraderParam longTraderParam;
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/** 空仓挂单参数 */
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private TraderParam shortTraderParam;
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/** 上一个网格编号,默认 null(无上一级) */
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private Integer upId;
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/** 下一个网格编号,默认 null(无下一级) */
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private Integer downId;
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/** 多仓挂单订单 ID */
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private String longOrderId;
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/** 空仓挂单订单 ID */
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private String shortOrderId;
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/** 多仓止盈订单 ID */
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private String longTakeProfitOrderId;
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/** 空仓止盈订单 ID */
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private String shortTakeProfitOrderId;
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/** 设置网格层级编号 */
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public Builder id(int id) { this.id = id; return this; }
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/** 设置网格触发价格 */
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public Builder gridPrice(BigDecimal gridPrice) { this.gridPrice = gridPrice; return this; }
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/** 设置是否存在多仓挂单 */
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public Builder hasLongOrder(boolean hasLongOrder) { this.hasLongOrder = hasLongOrder; return this; }
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/** 设置是否存在空仓挂单 */
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public Builder hasShortOrder(boolean hasShortOrder) { this.hasShortOrder = hasShortOrder; return this; }
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/** 设置多仓挂单参数 */
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public Builder longTraderParam(TraderParam longTraderParam) { this.longTraderParam = longTraderParam; return this; }
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/** 设置空仓挂单参数 */
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public Builder shortTraderParam(TraderParam shortTraderParam) { this.shortTraderParam = shortTraderParam; return this; }
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/** 设置上一个网格编号 */
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public Builder upId(Integer upId) { this.upId = upId; return this; }
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/** 设置下一个网格编号 */
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public Builder downId(Integer downId) { this.downId = downId; return this; }
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/** 设置多仓挂单订单 ID */
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public Builder longOrderId(String longOrderId) { this.longOrderId = longOrderId; return this; }
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/** 设置空仓挂单订单 ID */
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public Builder shortOrderId(String shortOrderId) { this.shortOrderId = shortOrderId; return this; }
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/** 设置多仓止盈订单 ID */
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public Builder longTakeProfitOrderId(String longTakeProfitOrderId) { this.longTakeProfitOrderId = longTakeProfitOrderId; return this; }
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/** 设置空仓止盈订单 ID */
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public Builder shortTakeProfitOrderId(String shortTakeProfitOrderId) { this.shortTakeProfitOrderId = shortTakeProfitOrderId; return this; }
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public GridElement build() {
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return new GridElement(this);
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}
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}
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}
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