feat(初始化): 登录请求实现，和全局异常错误捕获

.idea/inspectionProfiles/Project_Default.xml

@@ -0,0 +1,7 @@
+<component name="InspectionProjectProfileManager">
+  <profile version="1.0">
+    <option name="myName" value="Project Default" />
+    <inspection_tool class="RawUseOfParameterizedType" enabled="false" level="WARNING" enabled_by_default="false" />
+    <inspection_tool class="UNCHECKED_WARNING" enabled="false" level="WARNING" enabled_by_default="false" />
+  </profile>
+</component>

spzx-common/common-service/pom.xml

@@ -19,11 +19,6 @@
 
     <dependencies>
         <!-- 自己的模块 -->
-        <dependency>
-            <groupId>com.atguigu</groupId>
-            <artifactId>common-util</artifactId>
-            <version>1.0-SNAPSHOT</version>
-        </dependency>
         <dependency>
             <groupId>com.atguigu</groupId>
             <artifactId>spzx-model</artifactId>

spzx-common/common-service/src/main/java/com/atguigu/config/Knife4jConfig.java

@@ -12,7 +12,7 @@ public class Knife4jConfig {
     @Bean
     public GroupedOpenApi adminApi() {
         return GroupedOpenApi.builder() // 分组名称
-                .group("admin-api").pathsToMatch("/admin/**")  // 接口请求路径规则
+                .group("admin请求接口").pathsToMatch("/admin/**")  // 接口请求路径规则
                 .build();
     }
 
@@ -20,6 +20,6 @@ public class Knife4jConfig {
     public OpenAPI customOpenAPI() {
         return new OpenAPI().info(new Info().title("尚品甑选API接口文档")
                 .version("1.0").description("尚品甑选API接口文档")
-                .contact(new Contact().name("atguigu"))); // 设定作者
+                .contact(new Contact().name("bunny"))); // 设定作者
     }
 }

spzx-common/common-service/src/main/java/com/atguigu/exception/BunnyException.java

@@ -23,7 +23,7 @@ public class BunnyException extends RuntimeException {
 
     public BunnyException(String message) {
         super(message);
-        log.error("业务异常:{}", message);
+        this.message = message;
     }
 
     public BunnyException(ResultCodeEnum codeEnum) {

spzx-common/common-service/src/main/java/com/atguigu/exception/EnumException.java

@@ -0,0 +1,12 @@
+package com.atguigu.exception;
+
+
+import lombok.Data;
+
+@Data
+public class EnumException {
+    public static final String USER_NOT_FOUND = "用户不存在";
+    public static final String USERNAME_IS_EMPTY = "用户名不能为空";
+    public static final String PASSWORD_ERROR = "密码错误";
+    public static final String PASSWORD_IS_EMPTY = "密码不能为空";
+}

spzx-common/common-service/src/main/java/com/atguigu/handler/GlobalExceptionHandler.java

@@ -0,0 +1,74 @@
+package com.atguigu.handler;
+
+
+import com.atguigu.constant.MessageConstant;
+import com.atguigu.exception.BunnyException;
+import com.atguigu.spzx.model.vo.result.Result;
+import com.atguigu.spzx.model.vo.result.ResultCodeEnum;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+import org.springframework.web.bind.annotation.ResponseBody;
+import org.springframework.web.bind.annotation.RestControllerAdvice;
+
+import java.nio.file.AccessDeniedException;
+import java.sql.SQLIntegrityConstraintViolationException;
+
+@RestControllerAdvice
+@Slf4j
+public class GlobalExceptionHandler {
+    // 自定义异常信息
+    @ExceptionHandler(BunnyException.class)
+    @ResponseBody
+    public Result<Object> exceptionHandler(BunnyException exception) {
+        log.error("自定义异常信息：{}", exception.getMessage());
+        return Result.error(exception.getCode(), exception.getMessage());
+    }
+
+    // 运行时异常信息
+    @ExceptionHandler(RuntimeException.class)
+    @ResponseBody
+    public Result<Object> exceptionHandler(RuntimeException exception) {
+        log.error("运行时异常信息：{}", exception.getMessage());
+        return Result.error(500, exception.getMessage());
+    }
+
+    // 捕获系统异常
+    @ExceptionHandler(Exception.class)
+    @ResponseBody
+    public Result<Object> error(Exception exception) {
+        log.error("系统异常信息：{}", exception.getMessage());
+        return Result.error(exception.getMessage());
+    }
+
+    // 特定异常处理
+    @ExceptionHandler(ArithmeticException.class)
+    @ResponseBody
+    public Result<Object> error(ArithmeticException exception) {
+        log.error("特定异常信息：{}", exception.getMessage());
+        return Result.error(null, exception.getMessage());
+    }
+
+    // spring security异常
+    @ExceptionHandler(AccessDeniedException.class)
+    @ResponseBody
+    public Result<String> error(AccessDeniedException e) throws AccessDeniedException {
+        return Result.error(ResultCodeEnum.PERMISSION);
+    }
+
+    // 处理SQL异常
+    @ExceptionHandler(SQLIntegrityConstraintViolationException.class)
+    @ResponseBody
+    public Result<String> exceptionHandler(SQLIntegrityConstraintViolationException exception) {
+        log.error("处理SQL异常:{}", exception.getMessage());
+        String message = exception.getMessage();
+        if (message.contains("Duplicate entry")) {
+            // 截取用户名
+            String username = message.split(" ")[2];
+            // 错误信息
+            String errorMessage = username + MessageConstant.ALREADY_EXISTS;
+            return Result.error(exception.getMessage());
+        } else {
+            return Result.error(MessageConstant.UNKNOWN_ERROR);
+        }
+    }
+}

spzx-common/common-util/pom.xml

@@ -40,5 +40,10 @@
             <artifactId>minio</artifactId>
             <version>8.5.9</version>
         </dependency>
+        <dependency>
+            <groupId>com.atguigu</groupId>
+            <artifactId>common-service</artifactId>
+            <version>1.0-SNAPSHOT</version>
+        </dependency>
     </dependencies>
 </project>

spzx-common/common-util/src/main/java/com/atguigu/exception/LoginFailedException.java

@@ -1,22 +0,0 @@
-package com.atguigu.exception;
-
-import lombok.extern.slf4j.Slf4j;
-
-/**
- * 登录失败
- */
-@Slf4j
-public class LoginFailedException extends BunnyException {
-    /**
-     * Constructs a new runtime exception with {@code null} as its
-     * detail message.  The cause is not initialized, and may subsequently be
-     * initialized by a call to {@link #initCause}.
-     */
-    public LoginFailedException() {
-    }
-
-    public LoginFailedException(String message) {
-        super(message);
-        log.error("登录失败:{}", message);
-    }
-}

spzx-common/common-util/src/main/java/com/atguigu/exception/PasswordErrorException.java

@@ -1,22 +0,0 @@
-package com.atguigu.exception;
-
-import lombok.extern.slf4j.Slf4j;
-
-/**
- * 密码错误异常
- */
-@Slf4j
-public class PasswordErrorException extends BunnyException {
-    /**
-     * Constructs a new runtime exception with {@code null} as its
-     * detail message.  The cause is not initialized, and may subsequently be
-     * initialized by a call to {@link #initCause}.
-     */
-    public PasswordErrorException() {
-    }
-
-    public PasswordErrorException(String message) {
-        super(message);
-        log.error("密码错误异常:{}", message);
-    }
-}

spzx-common/common-util/src/main/java/com/atguigu/exception/UserNotLoginException.java

@@ -1,22 +0,0 @@
-package com.atguigu.exception;
-
-import lombok.extern.slf4j.Slf4j;
-
-/**
- * 用户未登录异常
- */
-@Slf4j
-public class UserNotLoginException extends BunnyException {
-    /**
-     * Constructs a new runtime exception with {@code null} as its
-     * detail message.  The cause is not initialized, and may subsequently be
-     * initialized by a call to {@link #initCause}.
-     */
-    public UserNotLoginException() {
-    }
-
-    public UserNotLoginException(String message) {
-        super(message);
-        log.error("用户未登录异常:{}", message);
-    }
-}

spzx-common/common-util/src/main/java/com/atguigu/utils/MD5.java

@@ -0,0 +1,32 @@
+package com.atguigu.utils;
+
+import java.security.MessageDigest;
+import java.security.NoSuchAlgorithmException;
+
+public final class MD5 {
+    public static String encrypt(String strSrc) {
+        try {
+            char[] hexChars = {'0', '1', '2', '3', '4', '5', '6', '7', '8',
+                    '9', 'a', 'b', 'c', 'd', 'e', 'f'};
+            byte[] bytes = strSrc.getBytes();
+            MessageDigest md = MessageDigest.getInstance("MD5");
+            md.update(bytes);
+            bytes = md.digest();
+            int j = bytes.length;
+            char[] chars = new char[j * 2];
+            int k = 0;
+            for (byte b : bytes) {
+                chars[k++] = hexChars[b >>> 4 & 0xf];
+                chars[k++] = hexChars[b & 0xf];
+            }
+            return new String(chars);
+        } catch (NoSuchAlgorithmException e) {
+            e.printStackTrace();
+            throw new RuntimeException("MD5加密出错！！+" + e);
+        }
+    }
+
+    public static void main(String[] args) {
+        System.out.println(MD5.encrypt("111111"));
+    }
+}

spzx-common/common-util/src/main/java/com/atguigu/utils/StringEmptyUtil.java

@@ -0,0 +1,19 @@
+package com.atguigu.utils;
+
+import com.atguigu.exception.BunnyException;
+import org.springframework.stereotype.Component;
+
+@Component
+public class StringEmptyUtil {
+    /**
+     * 判断内容是否为空
+     *
+     * @param val          值
+     * @param errorMessage 如果为空的错误信息
+     */
+    public void isEmpty(Object val, String errorMessage) {
+        if (val == null || val.toString().isEmpty()) {
+            throw new BunnyException(null, errorMessage);
+        }
+    }
+}

spzx-manager/pom.xml

@@ -54,5 +54,11 @@
             <groupId>com.github.pagehelper</groupId>
             <artifactId>pagehelper-spring-boot-starter</artifactId>
         </dependency>
+        <dependency>
+            <groupId>com.atguigu</groupId>
+            <artifactId>common-util</artifactId>
+            <version>1.0-SNAPSHOT</version>
+            <scope>compile</scope>
+        </dependency>
     </dependencies>
 </project>

spzx-manager/src/main/java/com/atguigu/spzx/manger/controller/IndexController.java

@@ -1,6 +1,15 @@
 package com.atguigu.spzx.manger.controller;
 
+import com.atguigu.spzx.manger.service.SysUserService;
+import com.atguigu.spzx.model.dto.system.LoginDto;
+import com.atguigu.spzx.model.vo.result.Result;
+import com.atguigu.spzx.model.vo.result.ResultCodeEnum;
+import com.atguigu.spzx.model.vo.system.LoginVo;
+import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
 
@@ -8,4 +17,13 @@ import org.springframework.web.bind.annotation.RestController;
 @RestController
 @RequestMapping("/admin/system/index")
 public class IndexController {
+    @Autowired
+    private SysUserService sysUserService;
+
+    @Operation(summary = "登录请求", description = "登录请求实现")
+    @PostMapping("login")
+    public Result<LoginVo> login(@RequestBody LoginDto loginDto) {
+        LoginVo vo = sysUserService.login(loginDto);
+        return Result.success(vo, ResultCodeEnum.SUCCESS);
+    }
 }

spzx-manager/src/main/java/com/atguigu/spzx/manger/mapper/SysUserMapper.java

@@ -1,7 +1,15 @@
 package com.atguigu.spzx.manger.mapper;
 
+import com.atguigu.spzx.model.entity.system.SysUser;
 import org.apache.ibatis.annotations.Mapper;
 
 @Mapper
 public interface SysUserMapper {
+    /**
+     * * 根据username查询用户信息
+     *
+     * @param username 用户名
+     * @return 用户信息
+     */
+    SysUser selectByUsername(String username);
 }

spzx-manager/src/main/java/com/atguigu/spzx/manger/service/SysUserService.java

@@ -1,4 +1,14 @@
 package com.atguigu.spzx.manger.service;
 
+import com.atguigu.spzx.model.dto.system.LoginDto;
+import com.atguigu.spzx.model.vo.system.LoginVo;
+
 public interface SysUserService {
+    /**
+     * * 登录请求实现
+     *
+     * @param loginDto 登录请求参数
+     * @return 登录后结果
+     */
+    LoginVo login(LoginDto loginDto);
 }

spzx-manager/src/main/java/com/atguigu/spzx/manger/service/impl/SysUserServiceImpl.java

@@ -1,7 +1,57 @@
 package com.atguigu.spzx.manger.service.impl;
 
+import com.atguigu.exception.BunnyException;
+import com.atguigu.exception.EnumException;
+import com.atguigu.spzx.manger.mapper.SysUserMapper;
+import com.atguigu.spzx.manger.service.SysUserService;
+import com.atguigu.spzx.model.dto.system.LoginDto;
+import com.atguigu.spzx.model.entity.system.SysUser;
+import com.atguigu.spzx.model.vo.system.LoginVo;
+import com.atguigu.utils.MD5;
+import com.atguigu.utils.StringEmptyUtil;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.data.redis.core.RedisTemplate;
 import org.springframework.stereotype.Service;
 
+import java.util.UUID;
+import java.util.concurrent.TimeUnit;
+
 @Service
-public class SysUserServiceImpl {
+public class SysUserServiceImpl implements SysUserService {
+    @Autowired
+    StringEmptyUtil stringEmptyUtil;
+    @Autowired
+    private SysUserMapper sysUserMapper;
+    @Autowired
+    private RedisTemplate redisTemplate;
+
+    /**
+     * * 登录请求实现
+     *
+     * @param loginDto 登录请求参数
+     * @return 登录后结果
+     */
+    @Override
+    public LoginVo login(LoginDto loginDto) {
+        String password = loginDto.getPassword();
+        String userName = loginDto.getUserName();
+        stringEmptyUtil.isEmpty(userName, EnumException.USERNAME_IS_EMPTY);
+        stringEmptyUtil.isEmpty(password, EnumException.PASSWORD_IS_EMPTY);
+
+        // 根据username查询用户信息
+        SysUser sysUser = sysUserMapper.selectByUsername(userName);
+        if (sysUser == null) {
+            throw new BunnyException(EnumException.USER_NOT_FOUND);
+        }
+        String encryptedPassword = MD5.encrypt(password);
+        // 比较密码
+        if (!encryptedPassword.equals(sysUser.getPassword())) {
+            throw new BunnyException(EnumException.PASSWORD_ERROR);
+        }
+        // 登录成功
+        String token = UUID.randomUUID().toString().replaceAll("-", "");
+        redisTemplate.opsForValue().set(userName, token, 7, TimeUnit.DAYS);
+        // 返回loginVo对象
+        return LoginVo.builder().token(token).build();
+    }
 }

spzx-manager/src/main/resources/mapper/SysUserMapper.xml

@@ -1,5 +1,15 @@
 <?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.atguigu.spzx.manger.mapper.SysUserMapper">
-
+    <!-- 用于select查询公用抽取的列 -->
+    <sql id="columns">
+        id,username userName ,password,name,phone,avatar,description,status,create_time,update_time,is_deleted
+    </sql>
+    <!-- 根据username查询用户信息 -->
+    <select id="selectByUsername" resultType="com.atguigu.spzx.model.entity.system.SysUser">
+        select
+        <include refid="columns"/>
+        from sys_user
+        where username = #{username};
+    </select>
 </mapper>

spzx-manager/target/classes/mapper/SysUserMapper.xml

@@ -1,5 +1,15 @@
 <?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.atguigu.spzx.manger.mapper.SysUserMapper">
-
+    <!-- 用于select查询公用抽取的列 -->
+    <sql id="columns">
+        id,username userName ,password,name,phone,avatar,description,status,create_time,update_time,is_deleted
+    </sql>
+    <!-- 根据username查询用户信息 -->
+    <select id="selectByUsername" resultType="com.atguigu.spzx.model.entity.system.SysUser">
+        select
+        <include refid="columns"/>
+        from sys_user
+        where username = #{username};
+    </select>
 </mapper>

spzx-model/src/main/java/com/atguigu/spzx/model/vo/result/Result.java

@@ -95,6 +95,27 @@ public class Result<T> {
         return build(data, codeEnum);
     }
 
+    /**
+     * * 操作失败-自定义返回数据和状态码
+     *
+     * @param data    返回体
+     * @param message 错误信息
+     */
+    public static <T> Result<T> success(T data, String message) {
+        return build(data, 200, message);
+    }
+
+    /**
+     * * 操作失败-自定义返回数据和状态码
+     *
+     * @param data    返回体
+     * @param code    状态码
+     * @param message 错误信息
+     */
+    public static <T> Result<T> success(T data, Integer code, String message) {
+        return build(data, code, message);
+    }
+
     /**
      * * 操作失败
      */
@@ -129,4 +150,25 @@ public class Result<T> {
     public static <T> Result<T> error(T data, ResultCodeEnum codeEnum) {
         return build(data, codeEnum);
     }
+
+    /**
+     * * 操作失败-自定义返回数据和状态码
+     *
+     * @param data    返回体
+     * @param code    状态码
+     * @param message 错误信息
+     */
+    public static <T> Result<T> error(T data, Integer code, String message) {
+        return build(data, code, message);
+    }
+
+    /**
+     * * 操作失败-自定义返回数据和状态码
+     *
+     * @param data    返回体
+     * @param message 错误信息
+     */
+    public static <T> Result<T> error(T data, String message) {
+        return build(null, 500, message);
+    }
 }

spzx-model/src/main/java/com/atguigu/spzx/model/vo/system/LoginVo.java

@@ -1,16 +1,20 @@
 package com.atguigu.spzx.model.vo.system;
 
 import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
 import lombok.Data;
+import lombok.NoArgsConstructor;
 
 @Data
+@Builder
+@AllArgsConstructor
+@NoArgsConstructor
 @Schema(description = "登录成功响应结果实体类")
 public class LoginVo {
-
     @Schema(description = "令牌")
-    private String token ;
+    private String token;
 
     @Schema(description = "刷新令牌,可以为空")
-    private String refresh_token ;
+    private String refresh_token;
-
 }