新增订单生成工具

basic-util/src/main/java/ink/wgink/util/OrderUtil.java

@@ -0,0 +1,48 @@
+package ink.wgink.util;
+
+import java.text.SimpleDateFormat;
+import java.util.Date;
+import java.util.UUID;
+import java.util.concurrent.atomic.AtomicInteger;
+
+/**
+ * @ClassName: OrderUtil
+ * @Description: 订单工具
+ * @Author: wanggeng
+ * @Date: 2021/8/20 6:01 下午
+ * @Version: 1.0
+ */
+public class OrderUtil {
+
+    private static final SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyyMMddHHmmss");
+    private static final AtomicInteger atomicInteger = new AtomicInteger(1000000);
+
+    /**
+     * 创建不连续的订单号
+     *
+     * @param no 数据中心编号
+     * @return 唯一的、不连续订单号
+     */
+    public static synchronized String getUUIDOrder(String no) {
+        Integer uuidHashCode = UUID.randomUUID().toString().hashCode();
+        if (uuidHashCode < 0) {
+            uuidHashCode = uuidHashCode * (-1);
+        }
+        String date = simpleDateFormat.format(new Date());
+        return no + date + uuidHashCode;
+    }
+
+    /**
+     * 获取同一秒钟 生成的订单号连续
+     *
+     * @param no 数据中心编号
+     * @return 同一秒内订单连续的编号
+     */
+    public static synchronized String getAtomicOrder(String no) {
+        atomicInteger.getAndIncrement();
+        int i = atomicInteger.get();
+        String date = simpleDateFormat.format(new Date());
+        return no + date + i;
+    }
+
+}