init

2026-06-12 16:14:58 +08:00
parent cf71897528
commit a7ba0f21e5
235 changed files with 33574 additions and 0 deletions
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+/**
+ * Copyright (c) 2018-2028, Chill Zhuang 庄骞 (smallchill@163.com).
+ * <p>
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * <p>
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * <p>
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.springblade.seata.storage;
+
+import org.springblade.common.constant.LauncherConstant;
+import org.springblade.core.cloud.feign.EnableBladeFeign;
+import org.springblade.core.launch.BladeApplication;
+import org.springblade.core.transaction.annotation.SeataCloudApplication;
+
+/**
+ * Storage启动器
+ *
+ * @author Chill
+ */
+@EnableBladeFeign
+@SeataCloudApplication
+public class SeataStorageApplication {
+
+	public static void main(String[] args) {
+		BladeApplication.run(LauncherConstant.APPLICATION_SEATA_STORAGE_NAME, SeataStorageApplication.class, args);
+	}
+
+}
+
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+package org.springblade.seata.storage.controller;
+
+import lombok.AllArgsConstructor;
+import org.springblade.seata.storage.service.IStorageService;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+/**
+ * StorageController
+ *
+ * @author Chill
+ */
+@RestController
+@AllArgsConstructor
+@RequestMapping("storage")
+public class StorageController {
+
+	private final IStorageService storageService;
+
+	/**
+	 * 减库存
+	 *
+	 * @param commodityCode 商品代码
+	 * @param count         数量
+	 */
+	@RequestMapping(path = "/deduct")
+	public int deduct(String commodityCode, Integer count) {
+		return storageService.deduct(commodityCode, count);
+	}
+
+}
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+package org.springblade.seata.storage.entity;
+
+
+import com.baomidou.mybatisplus.annotation.TableName;
+import lombok.Data;
+
+import java.io.Serial;
+import java.io.Serializable;
+
+/**
+ * storage
+ *
+ * @author Chill
+ */
+@Data
+@TableName("tb_storage")
+public class Storage implements Serializable {
+
+	@Serial
+	private static final long serialVersionUID = 1L;
+
+	private Long id;
+	private String commodityCode;
+	private Long count;
+
+}
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+package org.springblade.seata.storage.mapper;
+
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+import org.springblade.seata.storage.entity.Storage;
+
+/**
+ * StorageMapper
+ *
+ * @author Chill
+ */
+public interface StorageMapper extends BaseMapper<Storage> {
+}
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+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="org.springblade.seata.storage.mapper.StorageMapper">
+
+</mapper>
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+package org.springblade.seata.storage.service;
+
+import com.baomidou.mybatisplus.extension.service.IService;
+import org.springblade.seata.storage.entity.Storage;
+
+/**
+ * IStorageService
+ *
+ * @author Chill
+ */
+public interface IStorageService extends IService<Storage> {
+
+	/**
+	 * 减库存
+	 *
+	 * @param commodityCode 商品代码
+	 * @param count         数量
+	 * @return boolean
+	 */
+	int deduct(String commodityCode, int count);
+
+}
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+package org.springblade.seata.storage.service.impl;
+
+import com.baomidou.mybatisplus.core.toolkit.Wrappers;
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import org.springblade.seata.storage.entity.Storage;
+import org.springblade.seata.storage.mapper.StorageMapper;
+import org.springblade.seata.storage.service.IStorageService;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+/**
+ * StorageServiceImpl
+ *
+ * @author Chill
+ */
+@Service
+public class StorageServiceImpl extends ServiceImpl<StorageMapper, Storage> implements IStorageService {
+
+	@Override
+	@Transactional(rollbackFor = Exception.class)
+	public int deduct(String commodityCode, int count) {
+		Storage storage = baseMapper.selectOne(Wrappers.<Storage>query().lambda().eq(Storage::getCommodityCode, commodityCode));
+		if (storage.getCount() < count) {
+			throw new RuntimeException("超过库存数，扣除失败！");
+		}
+		storage.setCount(storage.getCount() - count);
+		return baseMapper.updateById(storage);
+	}
+
+}
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+#服务器端口
+server:
+  port: 8502
+
+#数据源配置
+spring:
+  datasource:
+    url: jdbc:mysql://localhost:3306/seata_storage?useSSL=false&useUnicode=true&characterEncoding=utf-8&zeroDateTimeBehavior=convertToNull&transformedBitIsBoolean=true&serverTimezone=GMT%2B8&nullCatalogMeansCurrent=true&allowPublicKeyRetrieval=true
+    username: root
+    password: root
+
+#常规配置
+blade:
+  mybatis-plus:
+    tenant-mode: false