🔄Update: 新增全局跨域配置

.gitignore

@@ -1 +1,2 @@
 .idea/
+target/

pom.xml

@@ -13,8 +13,60 @@
         <java.version>21</java.version>
     </properties>
 
-    <dependencies>
+    <parent>
+        <groupId>org.springframework.boot</groupId>
+        <artifactId>spring-boot-starter-parent</artifactId>
+        <version>3.2.2</version>
+    </parent>
 
+    <dependencies>
+        <dependency>
+            <groupId>com.github.xiaoymin</groupId>
+            <artifactId>knife4j-openapi3-jakarta-spring-boot-starter</artifactId>
+            <version>4.4.0</version>
+        </dependency>
+
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-web</artifactId>
+        </dependency>
+
+        <dependency>
+            <groupId>org.projectlombok</groupId>
+            <artifactId>lombok</artifactId>
+            <scope>provided</scope>
+        </dependency>
+
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-devtools</artifactId>
+            <scope>runtime</scope>
+            <optional>true</optional>
+        </dependency>
+
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-test</artifactId>
+            <scope>test</scope>
+        </dependency>
+
+        <dependency>
+            <groupId>cn.hutool</groupId>
+            <artifactId>hutool-all</artifactId>
+            <version>5.8.9</version>
+        </dependency>
+
+        <dependency>
+            <groupId>com.baomidou</groupId>
+            <artifactId>mybatis-plus-spring-boot3-starter</artifactId>
+            <version>3.5.14</version>
+        </dependency>
+
+        <dependency>
+            <groupId>com.mysql</groupId>
+            <artifactId>mysql-connector-j</artifactId>
+            <scope>runtime</scope>
+        </dependency>
     </dependencies>
 
 

src/main/java/cn/hezhaohui/thumb/Application.java

@@ -0,0 +1,11 @@
+package cn.hezhaohui.thumb;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class Application {
+    public static void main(String[] args) {
+        SpringApplication.run(Application.class, args);
+    }
+}

src/main/java/cn/hezhaohui/thumb/common/BaseResponse.java

@@ -0,0 +1,32 @@
+package cn.hezhaohui.thumb.common;
+
+import cn.hezhaohui.thumb.exception.ErrorCode;
+import lombok.Data;
+
+import java.io.Serializable;
+
+@Data
+public class BaseResponse<T> implements Serializable {
+
+    private int code;
+
+    private T data;
+
+    private String message;
+
+
+    public BaseResponse(int code, T data, String message) {
+        this.code = code;
+        this.data = data;
+        this.message = message;
+    }
+
+
+    public BaseResponse(int code, T data) {
+        this(code, data, "");
+    }
+
+    public BaseResponse(ErrorCode errorCode) {
+        this(errorCode.getCode(), null, errorCode.getMessage());
+    }
+}

src/main/java/cn/hezhaohui/thumb/common/DeleteRequest.java

@@ -0,0 +1,13 @@
+package cn.hezhaohui.thumb.common;
+
+import lombok.Data;
+
+import java.io.Serializable;
+
+@Data
+public class DeleteRequest implements Serializable {
+
+    private Long id;
+
+    private static final long serialVersionUID = 1L;
+}

src/main/java/cn/hezhaohui/thumb/common/PageRequest.java

@@ -0,0 +1,29 @@
+package cn.hezhaohui.thumb.common;
+
+import lombok.Data;
+
+@Data
+public class PageRequest {
+
+    /**
+     * 当前页号
+     */
+    private int current = 1;
+
+    /**
+     * 页面大小
+     */
+    private int pageize = 10;
+
+    /**
+     * 排序字段
+     */
+    private String sortField;
+
+    /**
+     * 排序顺序（默认降序）
+     */
+    private String sortOrder = "descend";
+
+
+}

src/main/java/cn/hezhaohui/thumb/common/ResultUtils.java

@@ -0,0 +1,22 @@
+package cn.hezhaohui.thumb.common;
+
+import cn.hezhaohui.thumb.exception.ErrorCode;
+
+public class ResultUtils {
+
+    public static <T> BaseResponse<T> sucess(T data) {
+        return new BaseResponse<>(ErrorCode.SUCCESS.getCode(), data, ErrorCode.SUCCESS.getMessage());
+    }
+
+    public static BaseResponse<?> error(ErrorCode errorCode) {
+        return new BaseResponse<>(errorCode);
+    }
+
+    public static BaseResponse<?> error(int code, String message) {
+        return new BaseResponse<>(code, null, message);
+    }
+
+    public static BaseResponse<?> error(ErrorCode errorCode, String message) {
+        return new BaseResponse<>(errorCode.getCode(), null, message);
+    }
+}

src/main/java/cn/hezhaohui/thumb/config/CorsConfig.java

@@ -0,0 +1,19 @@
+package cn.hezhaohui.thumb.config;
+
+import org.springframework.context.annotation.Configuration;
+import org.springframework.web.servlet.config.annotation.CorsRegistry;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
+
+@Configuration
+public class CorsConfig implements WebMvcConfigurer {
+
+    @Override
+    public void addCorsMappings(CorsRegistry registry) {
+        registry.addMapping("/**")
+                .allowCredentials(true)
+                .allowedOriginPatterns("*")
+                .allowedMethods("GET", "POST", "PUT", "DELETE", "OPTIONS")
+                .allowedHeaders("*")
+                .exposedHeaders("*");
+    }
+}

src/main/java/cn/hezhaohui/thumb/controller/HealthController.java

@@ -0,0 +1,15 @@
+package cn.hezhaohui.thumb.controller;
+
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+@RequestMapping("health")
+public class HealthController {
+
+    @GetMapping
+    public String health() {
+        return "Hello! This is my wonderland.";
+    }
+}

src/main/java/cn/hezhaohui/thumb/exception/BusinessException.java

@@ -0,0 +1,24 @@
+package cn.hezhaohui.thumb.exception;
+
+import lombok.Getter;
+
+@Getter
+public class BusinessException extends RuntimeException{
+
+    private final int code;
+
+    public BusinessException(int code, String message) {
+        super(message);
+        this.code = code;
+    }
+
+    public BusinessException(ErrorCode errorCode) {
+        super(errorCode.getMessage());
+        this.code = errorCode.getCode();
+    }
+
+    public BusinessException(ErrorCode errorCode, String message) {
+        super(message);
+        this.code = errorCode.getCode();
+    }
+}

src/main/java/cn/hezhaohui/thumb/exception/ErrorCode.java

@@ -0,0 +1,32 @@
+package cn.hezhaohui.thumb.exception;
+
+import lombok.Getter;
+
+@Getter
+public enum ErrorCode {
+
+    SUCCESS(0, "ok"),
+    PARAMS_ERROR(40000, "请求参数错误"),
+    NOT_LOGIN_ERROR(40100, "未登录"),
+    NO_AUTH_ERROR(40101, "无权限"),
+    NOT_FOUND_ERROR(40400, "请求数据不存在"),
+    FORBIDDEN_ERROR(40300, "禁止访问"),
+    SYSTEM_ERROR(50000, "系统内部异常"),
+    OPERATION_ERROR(50001, "操作失败");
+
+    /**
+     * 状态码
+     */
+    private final int code;
+
+    /**
+     * 信息
+     */
+    private final String message;
+
+    ErrorCode(int code, String message) {
+        this.code = code;
+        this.message = message;
+    }
+
+}

src/main/java/cn/hezhaohui/thumb/exception/GlobalExceptionHandler.java

@@ -0,0 +1,24 @@
+package cn.hezhaohui.thumb.exception;
+
+import cn.hezhaohui.thumb.common.BaseResponse;
+import cn.hezhaohui.thumb.common.ResultUtils;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+import org.springframework.web.bind.annotation.RestControllerAdvice;
+
+@RestControllerAdvice
+@Slf4j
+public class GlobalExceptionHandler {
+
+    @ExceptionHandler(BusinessException.class)
+    public BaseResponse<?> businessExceptionHandler(BusinessException e) {
+        log.error("BusinessException", e);
+        return ResultUtils.error(e.getCode(), e.getMessage());
+    }
+
+    @ExceptionHandler(RuntimeException.class)
+    public BaseResponse<?> runtimeExceptionHandler(RuntimeException e) {
+        log.error("RuntimeException", e);
+        return ResultUtils.error(ErrorCode.SYSTEM_ERROR, "系统错误");
+    }
+}

src/main/java/cn/hezhaohui/thumb/exception/ThrowUtils.java

@@ -0,0 +1,18 @@
+package cn.hezhaohui.thumb.exception;
+
+public class ThrowUtils {
+
+    public static void throwIf(boolean condition, RuntimeException runtimeException) {
+        if (condition) {
+            throw runtimeException;
+        }
+    }
+
+    public static void throwIf(boolean condition, ErrorCode errorCode) {
+        throwIf(condition, new BusinessException(errorCode));
+    }
+
+    public static void throwIf(boolean condition, ErrorCode errorCode, String message) {
+        throwIf(condition, new BusinessException(errorCode, message));
+    }
+}

src/main/resources/application.yml

@@ -0,0 +1,35 @@
+spring:
+  application:
+    name: thumb-up
+  mvc:
+    servlet:
+      path: /api
+  datasource:
+    driver-class-name: com.mysql.cj.jdbc.Driver
+    url: jdbc:mysql://47.121.181.112:3306/thumb_up
+    username: root
+    password: dn293830
+
+
+mybatis-plus:
+  configuration:
+    map-underscore-to-camel-case: false
+    log-impl: org.apache.ibatis.logging.stdout.StdOutImpl
+
+# springdoc-openapi项目配置
+springdoc:
+  swagger-ui:
+    path: /swagger-ui.html
+    tags-sorter: alpha
+    operations-sorter: alpha
+  api-docs:
+    path: /v3/api-docs
+  group-configs:
+    - group: 'default'
+      paths-to-match: '/**'
+      packages-to-scan: cn.hezhaohui.thumb.controller
+# knife4j的增强配置，不需要增强可以不配
+knife4j:
+  enable: true
+  setting:
+    language: zh_cn

src/main/resources/logback.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<configuration>
+    <include resource="org/springframework/boot/logging/logback/defaults.xml"/>
+    <include resource="org/springframework/boot/logging/logback/console-appender.xml"/>
+    <root level="INFO">
+        <appender-ref ref="CONSOLE"/>
+    </root>
+    <logger name="org.springframework.web" level="DEBUG"/>
+</configuration>

src/test/java/cn/hezhaohui/thumb/ApplicationTest.java

@@ -0,0 +1,12 @@
+package cn.hezhaohui.thumb;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.boot.test.context.SpringBootTest;
+
+@SpringBootTest
+class ApplicationTest {
+
+    @Test
+    void contextLoads() {
+    }
+}