日考18

.gitignore

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+target/
+!.mvn/wrapper/maven-wrapper.jar
+!**/src/main/**/target/
+!**/src/test/**/target/
+
+### IntelliJ IDEA ###
+.idea/modules.xml
+.idea/jarRepositories.xml
+.idea/compiler.xml
+.idea/libraries/
+*.iws
+*.iml
+*.ipr
+
+### Eclipse ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+build/
+!**/src/main/**/build/
+!**/src/test/**/build/
+
+### VS Code ###
+.vscode/
+
+### Mac OS ###
+.DS_Store

pom.xml

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+<?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>
+    <parent>
+        <groupId>com.bwie</groupId>
+        <artifactId>bwie-modules</artifactId>
+        <version>1.0-SNAPSHOT</version>
+    </parent>
+
+    <artifactId>bwie-jisuan</artifactId>
+
+    <properties>
+        <maven.compiler.source>17</maven.compiler.source>
+        <maven.compiler.target>17</maven.compiler.target>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    </properties>
+
+    <dependencies>
+        <!-- 系统公共 依赖 -->
+        <dependency>
+            <groupId>com.bwie</groupId>
+            <artifactId>bwie-common</artifactId>
+        </dependency>
+        <!-- SpringBoot Web-->
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-web</artifactId>
+        </dependency>
+        <!-- Druid -->
+        <dependency>
+            <groupId>com.alibaba</groupId>
+            <artifactId>druid-spring-boot-starter</artifactId>
+            <version>1.2.8</version>
+        </dependency>
+        <!-- Mysql Connector -->
+        <dependency>
+            <groupId>mysql</groupId>
+            <artifactId>mysql-connector-java</artifactId>
+        </dependency>
+        <!-- Mybatis 依赖配置 -->
+        <dependency>
+            <groupId>org.mybatis.spring.boot</groupId>
+            <artifactId>mybatis-spring-boot-starter</artifactId>
+            <version>2.2.2</version>
+        </dependency>
+        <!-- Pagehelper -->
+        <dependency>
+            <groupId>com.github.pagehelper</groupId>
+            <artifactId>pagehelper-spring-boot-starter</artifactId>
+            <version>1.4.1</version>
+        </dependency>
+        <!-- test -->
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-test</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>com.github.tobato</groupId>
+            <artifactId>fastdfs-client</artifactId>
+            <version>1.26.5</version>
+        </dependency>
+
+    </dependencies>
+
+</project>

src/main/java/com/bwie/jisuan/JiSuanApplication.java

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+package com.bwie.jisuan;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+/**
+ * @Author：weiran
+ * @Package：com.bwie.jisuan
+ * @Project：day13
+ * @name：JiSuanApplication
+ * @Date：2024/8/7 8:43
+ */
+@SpringBootApplication
+public class JiSuanApplication {
+    public static void main(String[] args) {
+        SpringApplication.run(JiSuanApplication.class, args);
+    }
+}

src/main/java/com/bwie/jisuan/controller/JiSuanCController.java

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+package com.bwie.jisuan.controller;
+
+import com.bwie.common.result.Result;
+import com.bwie.jisuan.service.JiSuanService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+/**
+ * @Author：weiran
+ * @Package：com.bwie.jisuan.controller
+ * @Project：day13
+ * @name：JiSuanCController
+ * @Date：2024/8/7 8:38
+ */
+@RestController
+@RequestMapping("/jisuan")
+public class JiSuanCController {
+    @Autowired
+    private JiSuanService jiSuanService;
+
+    /**
+     * 加法
+     */
+    @PostMapping("/add")
+    public Result add(){
+      return   jiSuanService.add();
+    }
+
+
+    /**
+     * 减法
+     */
+    @PostMapping("/subtract")
+    public Result subtract(){
+        return   jiSuanService.subtract();
+    }
+
+    /**
+     * 乘法
+     */
+    @PostMapping("/multiply")
+    public Result multiply(){
+        return   jiSuanService.multiply();
+    }
+
+
+    /**
+     * 除法
+     */
+    @PostMapping("/divide")
+    public Result divide(){
+        return   jiSuanService.divide();
+    }
+}

src/main/java/com/bwie/jisuan/mapper/JiSuanMapper.java

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+package com.bwie.jisuan.mapper;
+
+import org.apache.ibatis.annotations.Mapper;
+
+/**
+ * @Author：weiran
+ * @Package：com.bwie.jisuan.mapper
+ * @Project：day13
+ * @name：JiSuanMapper
+ * @Date：2024/8/7 8:38
+ */
+@Mapper
+public interface JiSuanMapper {
+}

src/main/java/com/bwie/jisuan/service/JiSuanService.java

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+package com.bwie.jisuan.service;
+
+import com.bwie.common.result.Result;
+
+/**
+ * @Author：weiran
+ * @Package：com.bwie.jisuan.service
+ * @Project：day13
+ * @name：JiSuanService
+ * @Date：2024/8/7 8:39
+ */
+public interface JiSuanService {
+    Result add();
+
+    Result subtract();
+
+    Result multiply();
+
+    Result divide();
+}

src/main/java/com/bwie/jisuan/service/impl/JiSuanServiceImpl.java

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+package com.bwie.jisuan.service.impl;
+
+import com.bwie.common.result.Result;
+import com.bwie.jisuan.service.JiSuanService;
+import org.springframework.stereotype.Service;
+
+import java.math.BigDecimal;
+
+/**
+ * @Author：weiran
+ * @Package：com.bwie.jisuan.service.impl
+ * @Project：day13
+ * @name：JiSuanServiceImpl
+ * @Date：2024/8/7 8:39
+ */
+@Service
+public class JiSuanServiceImpl implements JiSuanService {
+
+    private  static BigDecimal num1= BigDecimal.valueOf(10);
+    private  static BigDecimal num2= BigDecimal.valueOf(5);
+
+    @Override
+    public Result add() {
+        BigDecimal num3= num1.add(num2);
+        return Result.success(num3);
+    }
+
+    @Override
+    public Result subtract() {
+        BigDecimal num3= num1.subtract(num2);
+        return Result.success(num3);
+    }
+
+    @Override
+    public Result multiply() {
+        BigDecimal num3= num1.multiply(num2);
+        return Result.success(num3);
+    }
+
+    @Override
+    public Result divide() {
+        BigDecimal num3= num1.divide(num2,2);
+        return Result.success(num3);
+
+    }
+}

src/main/java/com/bwie/jisuan/utils/FastUtil.java

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+package com.bwie.jisuan.utils;
+
+import org.springframework.stereotype.Component;
+import com.github.tobato.fastdfs.domain.fdfs.StorePath;
+import com.github.tobato.fastdfs.service.FastFileStorageClient;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.util.StringUtils;
+import org.springframework.web.multipart.MultipartFile;
+
+import javax.annotation.Resource;
+
+/**
+ * @BelongsProject: 0107day02
+ * @BelongsPackage: com.bw.config
+ * @Author: zhupengfei
+ * @CreateTime: 2023-02-01  08:52
+ */
+@Component
+public class FastUtil {
+    private static final Logger log = LoggerFactory.getLogger(FastUtil.class);
+
+    @Resource
+    private FastFileStorageClient storageClient ;
+
+    /**
+     * 上传文件
+     */
+    public String upload(MultipartFile multipartFile) throws Exception{
+        String originalFilename = multipartFile.getOriginalFilename().
+                substring(multipartFile.getOriginalFilename().
+                        lastIndexOf(".") + 1);
+        StorePath storePath = this.storageClient.uploadImageAndCrtThumbImage(
+                multipartFile.getInputStream(),
+                multipartFile.getSize(),originalFilename , null);
+        return storePath.getFullPath() ;
+    }
+    /**
+     * 删除文件
+     */
+    public String deleteFile(String fileUrl) {
+        if (StringUtils.isEmpty(fileUrl)) {
+            log.info("fileUrl == >>文件路径为空...");
+            return "文件路径不能为空";
+        }
+        try {
+            StorePath storePath = StorePath.parseFromUrl(fileUrl);
+            storageClient.deleteFile(storePath.getGroup(), storePath.getPath());
+        } catch (Exception e) {
+            log.error(e.getMessage());
+        }
+        return "删除成功";
+    }
+
+}

src/main/resources/bootstrap.yml

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+# Tomcat
+server:
+  port: 9003
+# Spring
+spring:
+  main:
+    allow-circular-references: true
+  jackson:
+    date-format: yyyy-MM-dd HH:mm:ss
+    time-zone: GMT+8
+  application:
+    # 应用名称
+    name: bwie-jisuan
+  profiles:
+    # 环境配置
+    active: dev
+  cloud:
+    nacos:
+      discovery:
+        # 服务注册地址
+        server-addr: 122.51.12.81:8848
+        namespace: nacos
+      config:
+        # 配置中心地址
+        server-addr: 122.51.12.81:8848
+        namespace: nacos
+        # 配置文件格式
+        file-extension: yml
+        # 共享配置
+        shared-configs:
+          - application-${spring.profiles.active}.${spring.cloud.nacos.config.file-extension}

src/main/resources/mapper/JiSuanMapper.xml

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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="com.bwie.user.mapper.XXXMapper">
+
+</mapper>