去掉模板中没用代码，增加状态机示例。

win-module-wms/win-module-wms-api/src/main/java/com/win/module/wms/enums/order/OrderStatusEnum.java

@@ -0,0 +1,39 @@
+package com.win.module.wms.enums.order;
+
+/**
+ * 订单状态枚举
+ */
+public enum OrderStatusEnum {
+
+    CREATED(1), // 待支付
+    PAID(2), // 已支付
+    SHIPPED(3), // 已发货
+    COMPLETED(4), // 已完成
+    CANCELLING(5), // 取消中
+    CANCELLED(6); // 已取消
+
+    private final Integer code;
+
+    OrderStatusEnum(int code) {
+        this.code = code;
+    }
+
+    public int getCode() {
+        return code;
+    }
+
+    /**
+     * 用状态值获取枚举
+     * @param status
+     * @return
+     */
+    static OrderStatusEnum getOrderStatusEnum(int status) {
+        for (OrderStatusEnum orderStatusEnum : values()) {
+            if (orderStatusEnum.getCode() == status) {
+                return orderStatusEnum;
+            }
+        }
+        return CREATED;
+    }
+
+}

win-module-wms/win-module-wms-api/src/main/java/com/win/module/wms/enums/order/OrderStatusState.java

@@ -0,0 +1,70 @@
+package com.win.module.wms.enums.order;
+
+/**
+ * 订单状态机
+ */
+public class OrderStatusState {
+
+    /**
+     * 当前状态枚举
+     */
+    private OrderStatusEnum orderStatusEnum;
+
+    /**
+     * 构造函数，默认创建
+     */
+    public OrderStatusState() {
+        this.orderStatusEnum = OrderStatusEnum.CREATED;
+    }
+
+    /**
+     * 构造函数，当前状态
+     * @param status
+     */
+    public OrderStatusState(int status) {
+        this.orderStatusEnum = OrderStatusEnum.getOrderStatusEnum(status);
+    }
+
+    /**
+     * 构造函数，当前状态枚举
+     * @param orderStatusEnum
+     */
+    public OrderStatusState(OrderStatusEnum orderStatusEnum) {
+        this.orderStatusEnum = orderStatusEnum;
+    }
+
+    /**
+     * 当前状态是否允许支付
+     * @return
+     */
+    public boolean pay() {
+        if(this.orderStatusEnum.getCode() == OrderStatusEnum.CREATED.getCode()) {
+            this.orderStatusEnum = OrderStatusEnum.PAID;
+            return Boolean.TRUE;
+        } else {
+            return Boolean.FALSE;
+        }
+    }
+
+    /**
+     * 当前状态是否允许发货
+     * @return
+     */
+    public boolean ship() {
+        if(this.orderStatusEnum.getCode() == OrderStatusEnum.PAID.getCode()) {
+            this.orderStatusEnum = OrderStatusEnum.SHIPPED;
+            return Boolean.TRUE;
+        } else {
+            return Boolean.FALSE;
+        }
+    }
+
+    /**
+     * 获取可执行的状态机
+     * @return
+     */
+    public OrderStatusEnum getState() {
+        return orderStatusEnum;
+    }
+
+}