[Summer code 2022] at-sample-refactor (SpringCloud)

at-sample/pom.xml

@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+
+    <modelVersion>4.0.0</modelVersion>
+    <packaging>pom</packaging>
+    <parent>
+        <groupId>org.springframework.boot</groupId>
+        <artifactId>spring-boot-starter-parent</artifactId>
+        <version>2.3.2.RELEASE</version>
+        <relativePath/>
+    </parent>
+    <groupId>io.seata</groupId>
+    <artifactId>at-sample</artifactId>
+    <version>1.1.0</version>
+
+    <modules>
+        <module>seata-springcloud-nacos-sample</module>
+        <module>seata-springcloud-eureka-sample</module>
+        <module>seata-springcloud-consul-sample</module>
+    </modules>
+
+    <properties>
+        <java.version>1.8</java.version>
+    </properties>
+
+</project>

at-sample/seata-springcloud-consul-sample/account/pom.xml

@@ -0,0 +1,92 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <parent>
+        <groupId>org.seata</groupId>
+        <artifactId>seata-springcloud-consul-sample</artifactId>
+        <version>1.0-SNAPSHOT</version>
+    </parent>
+    <modelVersion>4.0.0</modelVersion>
+    <groupId>com.seata.account</groupId>
+    <artifactId>account-service</artifactId>
+    <version>1.0.0-SNAPSHOT</version>
+    <name>account-service</name>
+    <description>账户服务</description>
+
+    <properties>
+        <java.version>1.8</java.version>
+    </properties>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-web</artifactId>
+        </dependency>
+
+        <dependency>
+            <groupId>org.projectlombok</groupId>
+            <artifactId>lombok</artifactId>
+            <optional>true</optional>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-test</artifactId>
+            <scope>test</scope>
+        </dependency>
+
+        <!--consul作为注册中心和配置中心-->
+        <dependency>
+            <groupId>org.springframework.cloud</groupId>
+            <artifactId>spring-cloud-starter-consul-config</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.cloud</groupId>
+            <artifactId>spring-cloud-starter-consul-discovery</artifactId>
+        </dependency>
+
+        <!--seata-->
+        <dependency>
+            <groupId>com.alibaba.cloud</groupId>
+            <artifactId>spring-cloud-starter-alibaba-seata</artifactId>
+            <exclusions>
+                <exclusion>
+                    <groupId>io.seata</groupId>
+                    <artifactId>seata-spring-boot-starter</artifactId>
+                </exclusion>
+            </exclusions>
+        </dependency>
+        <dependency>
+            <groupId>io.seata</groupId>
+            <artifactId>seata-spring-boot-starter</artifactId>
+            <version>1.3.0</version>
+        </dependency>
+
+        <!--Mybatis通用Mapper-->
+        <dependency>
+            <groupId>tk.mybatis</groupId>
+            <artifactId>mapper-spring-boot-starter</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>tk.mybatis</groupId>
+            <artifactId>mapper</artifactId>
+        </dependency>
+
+        <dependency>
+            <groupId>mysql</groupId>
+            <artifactId>mysql-connector-java</artifactId>
+        </dependency>
+
+        <!--openfeign-->
+        <dependency>
+            <groupId>org.springframework.cloud</groupId>
+            <artifactId>spring-cloud-starter-openfeign</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>io.github.openfeign</groupId>
+            <artifactId>feign-okhttp</artifactId>
+            <version>10.2.3</version>
+        </dependency>
+    </dependencies>
+
+</project>

at-sample/seata-springcloud-consul-sample/account/src/main/java/com/seata/account/AccountApplication.java

@@ -0,0 +1,20 @@
+package com.seata.account;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
+import org.springframework.cloud.openfeign.EnableFeignClients;
+import tk.mybatis.spring.annotation.MapperScan;
+
+@SpringBootApplication
+@MapperScan("com.seata.account.mapper")
+@EnableDiscoveryClient
+@EnableFeignClients
+public class AccountApplication {
+
+
+    public static void main(String[] args) {
+        SpringApplication.run(AccountApplication.class, args);
+    }
+
+}

at-sample/seata-springcloud-consul-sample/account/src/main/java/com/seata/account/controller/AccountController.java

@@ -0,0 +1,21 @@
+package com.seata.account.controller;
+
+
+import com.seata.account.service.AccountService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.GetMapping;
+
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+public class AccountController {
+    @Autowired
+    private AccountService accountService;
+
+    @GetMapping("account/debit")
+    public void debit(String userId, int money){
+
+        accountService.debit(userId,money);
+    };
+
+}

at-sample/seata-springcloud-consul-sample/account/src/main/java/com/seata/account/mapper/AccountMapper.java

@@ -0,0 +1,21 @@
+package com.seata.account.mapper;
+
+
+import com.seata.account.model.Account;
+
+import org.apache.ibatis.annotations.Param;
+import org.apache.ibatis.annotations.Update;
+import org.springframework.stereotype.Repository;
+import tk.mybatis.mapper.common.Mapper;
+
+
+@Repository
+public interface AccountMapper extends Mapper<Account> {
+
+    /**
+     * 从用户账户中借出
+     */
+    @Update("update account_tbl set money = money - #{money} where user_id = #{userId}")
+    void debit(String userId, int money);
+
+}

at-sample/seata-springcloud-consul-sample/account/src/main/java/com/seata/account/model/Account.java

@@ -0,0 +1,25 @@
+package com.seata.account.model;
+
+import lombok.Data;
+import lombok.experimental.Accessors;
+
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
+import javax.persistence.Id;
+import javax.persistence.Table;
+
+
+@Table(name = "account_tbl")
+@Data
+@Accessors(chain = true)
+public class Account {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Integer id;
+
+    private String userId;
+
+    private Integer money;
+
+}

at-sample/seata-springcloud-consul-sample/account/src/main/java/com/seata/account/service/AccountService.java

@@ -0,0 +1,8 @@
+package com.seata.account.service;
+
+
+
+public interface AccountService {
+
+    void debit(String userId, int money);
+}

at-sample/seata-springcloud-consul-sample/account/src/main/java/com/seata/account/service/impl/AccountServiceImpl.java

@@ -0,0 +1,24 @@
+package com.seata.account.service.impl;
+
+
+import com.seata.account.mapper.AccountMapper;
+import com.seata.account.service.AccountService;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+
+
+@Slf4j
+@Service
+public class AccountServiceImpl implements AccountService {
+
+    @Autowired
+    private AccountMapper accountMapper;
+
+
+    @Override
+    public void debit(String userId, int money) {
+        accountMapper.debit(userId,money);
+    }
+}

at-sample/seata-springcloud-consul-sample/account/src/main/resources/bootstrap.yml

@@ -0,0 +1,34 @@
+server:
+  port: 6760
+spring:
+  application:
+    name: account-service
+  datasource:
+    driver-class-name: com.mysql.cj.jdbc.Driver
+    username: root
+    password: root
+    url: jdbc:mysql://127.0.0.1:3306/seata_samples?serverTimezone=Asia/Shanghai&useUnicode=true&characterEncoding=utf8
+
+  cloud:
+    consul:
+      discovery:
+        service-name: ${spring.application.name}
+        heartbeat:
+          enabled: true
+
+seata:
+  enabled: true
+  application-id: ${spring.application.name}
+  # 事务群组（可以每个应用独立取名，也可以使用相同的名字），要与服务端nacos-config.txt中service.vgroup_mapping的后缀对应
+  tx-service-group: ${spring.application.name}-tx-group
+  service:
+    vgroup-mapping:
+      account-service-tx-group: "default"
+    grouplist:
+      default: 127.0.0.1:9080
+  registry:
+    consul:
+      server-addr: 127.0.0.1:8500
+
+mybatis:
+  mapperLocations: classpath:mapper/*.xml

at-sample/seata-springcloud-consul-sample/business/pom.xml

@@ -0,0 +1,77 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <parent>
+        <groupId>org.seata</groupId>
+        <artifactId>seata-springcloud-consul-sample</artifactId>
+        <version>1.0-SNAPSHOT</version>
+    </parent>
+    <modelVersion>4.0.0</modelVersion>
+    <groupId>com.seata.business</groupId>
+    <artifactId>business-service</artifactId>
+    <version>1.0.0-SNAPSHOT</version>
+    <name>business-service</name>
+
+    <properties>
+        <java.version>1.8</java.version>
+    </properties>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-web</artifactId>
+        </dependency>
+
+        <dependency>
+            <groupId>org.projectlombok</groupId>
+            <artifactId>lombok</artifactId>
+            <optional>true</optional>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-test</artifactId>
+            <scope>test</scope>
+        </dependency>
+
+        <!--consul作为注册中心和配置中心-->
+        <dependency>
+            <groupId>org.springframework.cloud</groupId>
+            <artifactId>spring-cloud-starter-consul-config</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.cloud</groupId>
+            <artifactId>spring-cloud-starter-consul-discovery</artifactId>
+        </dependency>
+
+        <!--seata-->
+        <dependency>
+            <groupId>com.alibaba.cloud</groupId>
+            <artifactId>spring-cloud-starter-alibaba-seata</artifactId>
+            <exclusions>
+                <exclusion>
+                    <groupId>io.seata</groupId>
+                    <artifactId>seata-spring-boot-starter</artifactId>
+                </exclusion>
+            </exclusions>
+        </dependency>
+        <dependency>
+            <groupId>io.seata</groupId>
+            <artifactId>seata-spring-boot-starter</artifactId>
+            <version>1.3.0</version>
+        </dependency>
+
+
+        <!--openfeign-->
+        <dependency>
+            <groupId>org.springframework.cloud</groupId>
+            <artifactId>spring-cloud-starter-openfeign</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>io.github.openfeign</groupId>
+            <artifactId>feign-okhttp</artifactId>
+            <version>10.2.3</version>
+        </dependency>
+    </dependencies>
+
+</project>

springcloud-jpa-seata/business-service/src/main/java/io/seata/sample/BusinessApplication.java → at-sample/seata-springcloud-consul-sample/business/src/main/java/com/seata/business/BusinessApplication.java

@@ -1,13 +1,17 @@
-package io.seata.sample;
+package com.seata.business;
 
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
 import org.springframework.cloud.openfeign.EnableFeignClients;
 
+
 @SpringBootApplication
+@EnableDiscoveryClient
 @EnableFeignClients
 public class BusinessApplication {
 
+
     public static void main(String[] args) {
         SpringApplication.run(BusinessApplication.class, args);
     }