项目初始化

.gitignore

+HELP.md
+target/
+!.mvn/wrapper/maven-wrapper.jar
+!**/src/main/**/target/
+!**/src/test/**/target/
+
+### STS ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+
+### IntelliJ IDEA ###
+.idea
+*.iws
+*.iml
+*.ipr
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+build/
+!**/src/main/**/build/
+!**/src/test/**/build/
+
+### VS Code ###
+.vscode/

pom.xml

+<?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 https://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <groupId>com.example</groupId>
+    <artifactId>stdEefficiencyGateway</artifactId>
+    <version>0.0.1-SNAPSHOT</version>
+    <name>std-efficiency-gateway-1.0</name>
+    <description>std-efficiency-gateway-1.0</description>
+    <properties>
+        <java.version>1.8</java.version>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+        <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
+        <spring-boot.version>2.6.13</spring-boot.version>
+    </properties>
+    <dependencies>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter</artifactId>
+        </dependency>
+
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-freemarker</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-web</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-aop</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.mybatis.spring.boot</groupId>
+            <artifactId>mybatis-spring-boot-starter</artifactId>
+            <version>2.2.2</version>
+        </dependency>
+        <dependency>
+            <groupId>com.baomidou</groupId>
+            <artifactId>mybatis-plus-boot-starter</artifactId>
+            <version>3.5.2</version>
+        </dependency>
+        <dependency>
+            <groupId>org.projectlombok</groupId>
+            <artifactId>lombok</artifactId>
+            <optional>true</optional>
+        </dependency>
+
+        <dependency>
+            <groupId>cn.hutool</groupId>
+            <artifactId>hutool-all</artifactId>
+            <version>5.7.5</version>
+        </dependency>
+        <dependency>
+            <groupId>com.google.guava</groupId>
+            <artifactId>guava</artifactId>
+            <version>32.1.3-jre</version>
+        </dependency>
+        <dependency>
+            <groupId>org.ansj</groupId>
+            <artifactId>ansj_seg</artifactId>
+            <version>5.1.1</version>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.commons</groupId>
+            <artifactId>commons-lang3</artifactId>
+            <version>3.12.0</version> <!-- 或更高版本 -->
+        </dependency>
+        <dependency>
+            <groupId>org.apache.poi</groupId>
+            <artifactId>poi-ooxml</artifactId>
+            <version>3.17</version>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.commons</groupId>
+            <artifactId>commons-lang3</artifactId>
+            <version>3.6</version> <!-- 或者适用的旧版本 -->
+        </dependency>
+        <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>mysql</groupId>
+            <artifactId>mysql-connector-java</artifactId>
+            <scope>runtime</scope>
+        </dependency>
+
+       <!--人大金仓-->
+        <dependency>
+            <groupId>cn.com.kingbase</groupId>
+            <artifactId>kingbase8</artifactId>
+            <version>8.6.0</version>
+        </dependency>
+        <dependency>
+            <groupId>org.junit.jupiter</groupId>
+            <artifactId>junit-jupiter</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-test</artifactId>
+            <version>2.6.13</version>
+            <scope>test</scope>
+        </dependency>
+
+
+    </dependencies>
+    <dependencyManagement>
+        <dependencies>
+            <dependency>
+                <groupId>org.springframework.boot</groupId>
+                <artifactId>spring-boot-dependencies</artifactId>
+                <version>${spring-boot.version}</version>
+                <type>pom</type>
+                <scope>import</scope>
+            </dependency>
+        </dependencies>
+    </dependencyManagement>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <version>3.8.1</version>
+                <configuration>
+                    <source>1.8</source>
+                    <target>1.8</target>
+                    <encoding>UTF-8</encoding>
+                </configuration>
+            </plugin>
+            <plugin>
+                <groupId>org.springframework.boot</groupId>
+                <artifactId>spring-boot-maven-plugin</artifactId>
+                <version>${spring-boot.version}</version>
+                <configuration>
+                    <mainClass>cn.iocoder.yudao.module.EfficiencyGateWayApplication</mainClass>
+                </configuration>
+                <executions>
+                    <execution>
+                        <id>repackage</id>
+                        <goals>
+                            <goal>repackage</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
+        </plugins>
+    </build>
+
+</project>

src/main/java/cn/iocoder/yudao/module/EfficiencyGateWayApplication.java

+package cn.iocoder.yudao.module;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class EfficiencyGateWayApplication {
+
+    public static void main(String[] args) {
+        SpringApplication.run(EfficiencyGateWayApplication.class, args);
+    }
+
+}

src/main/java/cn/iocoder/yudao/module/common/BaseResponse.java

+package cn.iocoder.yudao.module.common;
+
+
+
+import java.io.Serializable;
+
+/**
+ * 通用返回类
+ * @param <T>
+ * @author zjf
+ */
+
+
+public class BaseResponse<T> implements Serializable {
+    //序列化编码
+    private static final long serialVersionUID = 3991030040785175994L;
+
+    //状态码
+    private int code;
+
+    //返回数据
+    private T data;
+
+    //具体信息
+    private String message;
+
+    //具体描述
+    private String description;
+
+    public BaseResponse(int code,T data,String message,String description){
+        this.code = code;
+        this.data = data;
+        this.message = message;
+        this.description = description;
+    }
+
+    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(), errorCode.getDescription());
+    }
+
+    public int getCode() {
+        return code;
+    }
+
+    public void setCode(int code) {
+        this.code = code;
+    }
+
+    public T getData() {
+        return data;
+    }
+
+    public void setData(T data) {
+        this.data = data;
+    }
+
+    public String getMessage() {
+        return message;
+    }
+
+    public void setMessage(String message) {
+        this.message = message;
+    }
+
+    public String getDescription() {
+        return description;
+    }
+
+    public void setDescription(String description) {
+        this.description = description;
+    }
+}

src/main/java/cn/iocoder/yudao/module/common/DeleteRequest.java

+package cn.iocoder.yudao.module.common;
+
+import java.io.Serializable;
+
+
+/**
+ * 删除请求
+ */
+public class DeleteRequest implements Serializable {
+
+
+    /**
+     * id
+     */
+    private Long id;
+
+    private static final long serialVersionUID = 1L;
+
+}

src/main/java/cn/iocoder/yudao/module/common/ErrorCode.java

+package cn.iocoder.yudao.module.common;
+
+
+/**
+ * 错误封装类（枚举）
+ *
+ * @author zjf
+ */
+public enum ErrorCode {
+    SUCCESS(0,"OK",""),
+    PARAMS_ERROR(40000,"请求参数错误",""),
+    NULL_ERROR(40001,"请求数据为空",""),
+    NULL_QUERY_ERROR(40003,"暂无数据",""),
+    NO_AUTH(40101,"无权限",""),
+    SYSTEM_ERROR(50000,"系统内部异常","")
+    ;
+
+
+    /**
+     * 状态码
+     */
+    private final int code;
+
+    /**
+     *  状态码信息
+     */
+    private final String message;
+
+    /**
+     * 状态码描述（详情）
+     */
+    private final String description;
+
+    //  构造函数
+    ErrorCode(int code, String message, String description) {
+        this.code = code;
+        this.message = message;
+        this.description = description;
+    }
+
+    public int getCode() {
+        return code;
+    }
+
+    public String getMessage() {
+        return message;
+    }
+
+    public String getDescription() {
+        return description;
+    }
+}

src/main/java/cn/iocoder/yudao/module/common/NameValuePair.java

+package cn.iocoder.yudao.module.common;
+
+import java.io.Serializable;
+import java.math.BigDecimal;
+
+/**
+ * 包装名称与数值的类
+ * Created by Lu Chenwei on 2016/11/21.
+ */
+public class NameValuePair implements Serializable {
+    private String name;
+    private BigDecimal value;
+
+    public NameValuePair(String name, Double value) {
+        this.name = name;
+        this.value = BigDecimal.valueOf(value);
+    }
+
+    public NameValuePair(String name, Integer value) {
+        this.name = name;
+        this.value = BigDecimal.valueOf(value);
+    }
+
+    public NameValuePair(String name, Long value) {
+        this.name = name;
+        this.value = BigDecimal.valueOf(value);
+    }
+
+    public NameValuePair() {
+    }
+
+    public NameValuePair(String name, BigDecimal value) {
+        this.name = name;
+        this.value = value;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public BigDecimal getValue() {
+        return value;
+    }
+
+    public void setValue(BigDecimal value) {
+        this.value = value;
+    }
+
+    @Override
+    public String toString() {
+        return "NameValuePair{" +
+                "name='" + name + '\'' +
+                ", value=" + value +
+                '}';
+    }
+}

src/main/java/cn/iocoder/yudao/module/common/PageRequest.java

+package cn.iocoder.yudao.module.common;
+
+
+import cn.iocoder.yudao.module.constant.CommonConstant;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+/**
+ * 分页请求
+ */
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class PageRequest {
+
+    /**
+     * 当前页号
+     */
+    private int current = 1;
+
+    /**
+     * 页面大小
+     */
+    private int pageSize = 10;
+
+    /**
+     * 排序字段
+     */
+    private String sortField;
+
+    /**
+     * 排序顺序（默认降序）
+     */
+    private String sortOrder = CommonConstant.SORT_ORDER_DESC;
+}

src/main/java/cn/iocoder/yudao/module/common/ResultUtil.java

+package cn.iocoder.yudao.module.common;
+
+/**
+ * 返回工具类
+ * @author zjf
+ */
+public class ResultUtil {
+
+    /**
+     * 成功
+     * @param data
+     * @param <T>
+     * @return <T>BaseResponse<T>
+     */
+    public static <T>BaseResponse<T> success(T data){
+        return new BaseResponse<T>(200,data,"ok");
+    }
+
+
+    /**
+     * 失败
+     * @param errorCode
+     * @return  BaseResponse
+     */
+    public static BaseResponse error(ErrorCode errorCode){
+        return new BaseResponse<>(errorCode);
+    }
+
+
+    /**
+     * 失败
+     * @param code
+     * @param message
+     * @param description
+     * @return
+     */
+    public static BaseResponse error(int code,String message,String description){
+        return new BaseResponse<>(code,null,message,description);
+    }
+
+
+}

src/main/java/cn/iocoder/yudao/module/config/CorsConfig.java

+package cn.iocoder.yudao.module.config;
+
+import org.springframework.context.annotation.Configuration;
+import org.springframework.web.servlet.config.annotation.CorsRegistry;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
+
+/**
+ * 全局跨域配置
+ */
+@Configuration
+public class CorsConfig implements WebMvcConfigurer {
+
+    @Override
+    public void addCorsMappings(CorsRegistry registry) {
+
+        //覆盖所有请求
+        registry.addMapping("/**")
+                //允许发送Cookie
+                .allowCredentials(true)
+                // 放行哪些域名（必须用 patterns，否则 * 会和 allowCredentials 冲突）
+                .allowedOriginPatterns("*")
+                .allowedMethods("GET", "POST", "PUT", "DELETE", "OPTIONS")
+                .allowedHeaders("*")
+                .exposedHeaders("*");
+    }
+
+}

src/main/java/cn/iocoder/yudao/module/config/MyBatisPlusConfig.java

+package cn.iocoder.yudao.module.config;
+
+
+import com.baomidou.mybatisplus.annotation.DbType;
+import com.baomidou.mybatisplus.extension.plugins.MybatisPlusInterceptor;
+import com.baomidou.mybatisplus.extension.plugins.inner.PaginationInnerInterceptor;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+/**
+ * MyBatis Plus 配置
+ *
+ * @author zjf
+ */
+
+@Configuration
+//@MapperScan("cn.iocoder.yudao.module.mapper")
+public class MyBatisPlusConfig {
+
+    /**
+     * 拦截器配置
+     *
+     * @return
+     */
+    @Bean
+    public MybatisPlusInterceptor mybatisPlusInterceptor(){
+        MybatisPlusInterceptor interceptor = new MybatisPlusInterceptor();
+        //分页插件
+        interceptor.addInnerInterceptor(new PaginationInnerInterceptor(DbType.KINGBASE_ES));
+        return interceptor;
+    }
+
+}

src/main/java/cn/iocoder/yudao/module/constant/CommonConstant.java

+package cn.iocoder.yudao.module.constant;
+
+/**
+ * 通用常量
+ *
+ * @author <a href="https://github.com/liyupi">程序员鱼皮</a>
+ * @from <a href="https://yupi.icu">编程导航知识星球</a>
+ */
+public interface CommonConstant {
+
+    /**
+     * 升序
+     */
+    String SORT_ORDER_ASC = "ascend";
+
+    /**
+     * 降序
+     */
+    String SORT_ORDER_DESC = " descend";
+    
+}

src/main/java/cn/iocoder/yudao/module/exception/BusinessException.java

+package cn.iocoder.yudao.module.exception;
+
+
+import cn.iocoder.yudao.module.common.ErrorCode;
+
+/**
+ *自定义异常类
+ */
+public class BusinessException extends RuntimeException {
+
+    /**
+     * 错误码
+     */
+    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();
+    }
+
+    public int getCode() {
+        return code;
+    }
+}

src/main/java/cn/iocoder/yudao/module/exception/GlobalExceptionHandler.java

+package cn.iocoder.yudao.module.exception;
+
+import cn.iocoder.yudao.module.common.BaseResponse;
+import cn.iocoder.yudao.module.common.ErrorCode;
+import cn.iocoder.yudao.module.common.ResultUtil;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+import org.springframework.web.bind.annotation.RestControllerAdvice;
+
+/**
+ * 全局异常处理器
+ *
+ */
+@RestControllerAdvice
+@Slf4j
+public class GlobalExceptionHandler {
+
+    @ExceptionHandler(BusinessException.class)
+    public BaseResponse<?> businessExceptionHandler(BusinessException e) {
+        log.error("BusinessException", e);
+        return ResultUtil.error(e.getCode(), e.getMessage(),"");
+    }
+
+    @ExceptionHandler(RuntimeException.class)
+    public BaseResponse<?> runtimeExceptionHandler(RuntimeException e) {
+        log.error("RuntimeException", e);
+
+        return ResultUtil.error(ErrorCode.SYSTEM_ERROR);
+    }
+}

src/main/java/cn/iocoder/yudao/module/utils/BeanUtils.java

+package cn.iocoder.yudao.module.utils;
+
+import cn.hutool.core.bean.BeanUtil;
+
+import java.util.List;
+
+/**
+ * Bean 工具类
+ *
+ * 1. 默认使用 {@link BeanUtil} 作为实现类，虽然不同 bean 工具的性能有差别，但是对绝大多数同学的项目，不用在意这点性能
+ * 2. 针对复杂的对象转换，可以搜参考 AuthConvert 实现，通过 mapstruct + default 配合实现
+ *
+ * @author 芋道源码
+ */
+public class BeanUtils {
+
+    public static <T> T toBean(Object source, Class<T> targetClass) {
+        return BeanUtil.toBean(source, targetClass);
+    }
+
+    public static <S, T> List<T> toBean(List<S> source, Class<T> targetType) {
+        if (source == null) {
+            return null;
+        }
+        return CollectionUtils.convertList(source, s -> toBean(s, targetType));
+    }
+
+    public static  <S, T> PageResult<T> toBean(PageResult<S> source, Class<T> targetType) {
+        if (source == null) {
+            return null;
+        }
+        return new PageResult<>(toBean(source.getList(), targetType), source.getTotal());
+    }
+
+}
\ No newline at end of file

src/main/java/cn/iocoder/yudao/module/utils/CollectionUtils.java

+package cn.iocoder.yudao.module.utils;
+
+import cn.hutool.core.collection.CollUtil;
+import cn.hutool.core.collection.CollectionUtil;
+import cn.hutool.core.util.ArrayUtil;
+import com.google.common.collect.ImmutableMap;
+
+import java.util.*;
+import java.util.function.*;
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
+
+import static java.util.Arrays.asList;
+
+/**
+ * Collection 工具类
+ *
+ * @author 芋道源码
+ */
+public class CollectionUtils {
+
+    public static boolean containsAny(Object source, Object... targets) {
+        return asList(targets).contains(source);
+    }
+
+    public static boolean isAnyEmpty(Collection<?>... collections) {
+        return Arrays.stream(collections).anyMatch(CollectionUtil::isEmpty);
+    }
+
+    public static <T> boolean anyMatch(Collection<T> from, Predicate<T> predicate) {
+        return from.stream().anyMatch(predicate);
+    }
+
+    public static <T> List<T> filterList(Collection<T> from, Predicate<T> predicate) {
+        if (CollUtil.isEmpty(from)) {
+            return new ArrayList<>();
+        }
+        return from.stream().filter(predicate).collect(Collectors.toList());
+    }
+
+    public static <T, R> List<T> distinct(Collection<T> from, Function<T, R> keyMapper) {
+        if (CollUtil.isEmpty(from)) {
+            return new ArrayList<>();
+        }
+        return distinct(from, keyMapper, (t1, t2) -> t1);
+    }
+
+    public static <T, R> List<T> distinct(Collection<T> from, Function<T, R> keyMapper, BinaryOperator<T> cover) {
+        if (CollUtil.isEmpty(from)) {
+            return new ArrayList<>();
+        }
+        return new ArrayList<>(convertMap(from, keyMapper, Function.identity(), cover).values());
+    }
+
+    public static <T, U> List<U> convertList(T[] from, Function<T, U> func) {
+        if (ArrayUtil.isEmpty(from)) {
+            return new ArrayList<>();
+        }
+        return convertList(Arrays.asList(from), func);
+    }
+
+    public static <T, U> List<U> convertList(Collection<T> from, Function<T, U> func) {
+        if (CollUtil.isEmpty(from)) {
+            return new ArrayList<>();
+        }
+        return from.stream().map(func).filter(Objects::nonNull).collect(Collectors.toList());
+    }
+
+    public static <T, U> List<U> convertList(Collection<T> from, Function<T, U> func, Predicate<T> filter) {
+        if (CollUtil.isEmpty(from)) {
+            return new ArrayList<>();
+        }
+        return from.stream().filter(filter).map(func).filter(Objects::nonNull).collect(Collectors.toList());
+    }
+
+    public static <T, U> List<U> convertListByFlatMap(Collection<T> from,
+                                                      Function<T, ? extends Stream<? extends U>> func) {
+        if (CollUtil.isEmpty(from)) {
+            return new ArrayList<>();
+        }
+        return from.stream().flatMap(func).filter(Objects::nonNull).collect(Collectors.toList());
+    }
+
+    public static <T, U, R> List<R> convertListByFlatMap(Collection<T> from,
+                                                         Function<? super T, ? extends U> mapper,
+                                                         Function<U, ? extends Stream<? extends R>> func) {
+        if (CollUtil.isEmpty(from)) {
+            return new ArrayList<>();
+        }
+        return from.stream().map(mapper).flatMap(func).filter(Objects::nonNull).collect(Collectors.toList());
+    }
+
+    public static <K, V> List<V> mergeValuesFromMap(Map<K, List<V>> map) {
+        return map.values()
+                .stream()
+                .flatMap(List::stream)
+                .collect(Collectors.toList());
+    }
+
+    public static <T, U> Set<U> convertSet(Collection<T> from, Function<T, U> func) {
+        if (CollUtil.isEmpty(from)) {
+            return new HashSet<>();
+        }
+        return from.stream().map(func).filter(Objects::nonNull).collect(Collectors.toSet());
+    }
+
+    public static <T, U> Set<U> convertSet(Collection<T> from, Function<T, U> func, Predicate<T> filter) {
+        if (CollUtil.isEmpty(from)) {
+            return new HashSet<>();
+        }
+        return from.stream().filter(filter).map(func).filter(Objects::nonNull).collect(Collectors.toSet());
+    }
+
+    public static <T, K> Map<K, T> convertMapByFilter(Collection<T> from, Predicate<T> filter, Function<T, K> keyFunc) {
+        if (CollUtil.isEmpty(from)) {
+            return new HashMap<>();
+        }
+        return from.stream().filter(filter).collect(Collectors.toMap(keyFunc, v -> v));
+    }
+
+    public static <T, U> Set<U> convertSetByFlatMap(Collection<T> from,
+                                                    Function<T, ? extends Stream<? extends U>> func) {
+        if (CollUtil.isEmpty(from)) {
+            return new HashSet<>();
+        }
+        return from.stream().flatMap(func).filter(Objects::nonNull).collect(Collectors.toSet());
+    }
+
+    public static <T, U, R> Set<R> convertSetByFlatMap(Collection<T> from,
+                                                       Function<? super T, ? extends U> mapper,
+                                                       Function<U, ? extends Stream<? extends R>> func) {
+        if (CollUtil.isEmpty(from)) {
+            return new HashSet<>();
+        }
+        return from.stream().map(mapper).flatMap(func).filter(Objects::nonNull).collect(Collectors.toSet());
+    }
+
+    public static <T, K> Map<K, T> convertMap(Collection<T> from, Function<T, K> keyFunc) {
+        if (CollUtil.isEmpty(from)) {
+            return new HashMap<>();
+        }
+        return convertMap(from, keyFunc, Function.identity());
+    }
+
+    public static <T, K> Map<K, T> convertMap(Collection<T> from, Function<T, K> keyFunc, Supplier<? extends Map<K, T>> supplier) {
+        if (CollUtil.isEmpty(from)) {
+            return supplier.get();
+        }
+        return convertMap(from, keyFunc, Function.identity(), supplier);
+    }
+
+    public static <T, K, V> Map<K, V> convertMap(Collection<T> from, Function<T, K> keyFunc, Function<T, V> valueFunc) {
+        if (CollUtil.isEmpty(from)) {
+            return new HashMap<>();
+        }
+        return convertMap(from, keyFunc, valueFunc, (v1, v2) -> v1);
+    }
+
+    public static <T, K, V> Map<K, V> convertMap(Collection<T> from, Function<T, K> keyFunc, Function<T, V> valueFunc, BinaryOperator<V> mergeFunction) {
+        if (CollUtil.isEmpty(from)) {
+            return new HashMap<>();
+        }
+        return convertMap(from, keyFunc, valueFunc, mergeFunction, HashMap::new);
+    }
+
+    public static <T, K, V> Map<K, V> convertMap(Collection<T> from, Function<T, K> keyFunc, Function<T, V> valueFunc, Supplier<? extends Map<K, V>> supplier) {
+        if (CollUtil.isEmpty(from)) {
+            return supplier.get();
+        }
+        return convertMap(from, keyFunc, valueFunc, (v1, v2) -> v1, supplier);
+    }
+
+    public static <T, K, V> Map<K, V> convertMap(Collection<T> from, Function<T, K> keyFunc, Function<T, V> valueFunc, BinaryOperator<V> mergeFunction, Supplier<? extends Map<K, V>> supplier) {
+        if (CollUtil.isEmpty(from)) {
+            return new HashMap<>();
+        }
+        return from.stream().collect(Collectors.toMap(keyFunc, valueFunc, mergeFunction, supplier));
+    }
+
+    public static <T, K> Map<K, List<T>> convertMultiMap(Collection<T> from, Function<T, K> keyFunc) {
+        if (CollUtil.isEmpty(from)) {
+            return new HashMap<>();
+        }
+        return from.stream().collect(Collectors.groupingBy(keyFunc, Collectors.mapping(t -> t, Collectors.toList())));
+    }
+
+    public static <T, K, V> Map<K, List<V>> convertMultiMap(Collection<T> from, Function<T, K> keyFunc, Function<T, V> valueFunc) {
+        if (CollUtil.isEmpty(from)) {
+            return new HashMap<>();
+        }
+        return from.stream()
+                .collect(Collectors.groupingBy(keyFunc, Collectors.mapping(valueFunc, Collectors.toList())));
+    }
+
+    // 暂时没想好名字，先以 2 结尾噶
+    public static <T, K, V> Map<K, Set<V>> convertMultiMap2(Collection<T> from, Function<T, K> keyFunc, Function<T, V> valueFunc) {
+        if (CollUtil.isEmpty(from)) {
+            return new HashMap<>();
+        }
+        return from.stream().collect(Collectors.groupingBy(keyFunc, Collectors.mapping(valueFunc, Collectors.toSet())));
+    }
+
+    public static <T, K> Map<K, T> convertImmutableMap(Collection<T> from, Function<T, K> keyFunc) {
+        if (CollUtil.isEmpty(from)) {
+            return Collections.emptyMap();
+        }
+        ImmutableMap.Builder<K, T> builder = ImmutableMap.builder();
+        from.forEach(item -> builder.put(keyFunc.apply(item), item));
+        return builder.build();
+    }
+
+    /**
+     * 对比老、新两个列表，找出新增、修改、删除的数据
+     *
+     * @param oldList  老列表
+     * @param newList  新列表
+     * @param sameFunc 对比函数，返回 true 表示相同，返回 false 表示不同
+     *                 注意，same 是通过每个元素的“标识”，判断它们是不是同一个数据
+     * @return [新增列表、修改列表、删除列表]
+     */
+    public static <T> List<List<T>> diffList(Collection<T> oldList, Collection<T> newList,
+                                             BiFunction<T, T, Boolean> sameFunc) {
+        List<T> createList = new LinkedList<>(newList); // 默认都认为是新增的，后续会进行移除
+        List<T> updateList = new ArrayList<>();
+        List<T> deleteList = new ArrayList<>();
+
+        // 通过以 oldList 为主遍历，找出 updateList 和 deleteList
+        for (T oldObj : oldList) {
+            // 1. 寻找是否有匹配的
+            T foundObj = null;
+            for (Iterator<T> iterator = createList.iterator(); iterator.hasNext(); ) {
+                T newObj = iterator.next();
+                // 1.1 不匹配，则直接跳过
+                if (!sameFunc.apply(oldObj, newObj)) {
+                    continue;
+                }
+                // 1.2 匹配，则移除，并结束寻找
+                iterator.remove();
+                foundObj = newObj;
+                break;
+            }
+            // 2. 匹配添加到 updateList；不匹配则添加到 deleteList 中
+            if (foundObj != null) {
+                updateList.add(foundObj);
+            } else {
+                deleteList.add(oldObj);
+            }
+        }
+        return asList(createList, updateList, deleteList);
+    }
+
+    public static boolean containsAny(Collection<?> source, Collection<?> candidates) {
+        return org.springframework.util.CollectionUtils.containsAny(source, candidates);
+    }
+
+    public static <T> T getFirst(List<T> from) {
+        return !CollectionUtil.isEmpty(from) ? from.get(0) : null;
+    }
+
+    public static <T> T findFirst(List<T> from, Predicate<T> predicate) {
+        return findFirst(from, predicate, Function.identity());
+    }
+
+    public static <T, U> U findFirst(List<T> from, Predicate<T> predicate, Function<T, U> func) {
+        if (CollUtil.isEmpty(from)) {
+            return null;
+        }
+        return from.stream().filter(predicate).findFirst().map(func).orElse(null);
+    }
+
+    public static <T, V extends Comparable<? super V>> V getMaxValue(Collection<T> from, Function<T, V> valueFunc) {
+        if (CollUtil.isEmpty(from)) {
+            return null;
+        }
+        assert !from.isEmpty(); // 断言，避免告警
+        T t = from.stream().max(Comparator.comparing(valueFunc)).get();
+        return valueFunc.apply(t);
+    }
+
+    public static <T, V extends Comparable<? super V>> V getMinValue(List<T> from, Function<T, V> valueFunc) {
+        if (CollUtil.isEmpty(from)) {
+            return null;
+        }
+        assert from.size() > 0; // 断言，避免告警
+        T t = from.stream().min(Comparator.comparing(valueFunc)).get();
+        return valueFunc.apply(t);
+    }
+
+    public static <T, V extends Comparable<? super V>> V getSumValue(List<T> from, Function<T, V> valueFunc,
+                                                                     BinaryOperator<V> accumulator) {
+        if (CollUtil.isEmpty(from)) {
+            return null;
+        }
+        assert from.size() > 0; // 断言，避免告警
+        return from.stream().map(valueFunc).reduce(accumulator).get();
+    }
+
+    public static <T> void addIfNotNull(Collection<T> coll, T item) {
+        if (item == null) {
+            return;
+        }
+        coll.add(item);
+    }
+
+    public static <T> Collection<T> singleton(T deptId) {
+        return deptId == null ? Collections.emptyList() : Collections.singleton(deptId);
+    }
+
+}

src/main/java/cn/iocoder/yudao/module/utils/MapSortUtil.java

+package cn.iocoder.yudao.module.utils;
+
+import java.util.LinkedHashMap;
+import java.util.Map;
+
+/**
+ * map根据value排序类
+ */
+public class MapSortUtil {
+    public static <K, V extends Comparable<? super V>> Map<K, V> sortByValueDescending(Map<K, V> map) {
+        Map<K, V> result = new LinkedHashMap<>();
+        map.entrySet()
+                .stream()
+                .sorted(Map.Entry.<K, V>comparingByValue().reversed()) // 修改这里来实现降序排序
+                .forEachOrdered(x -> result.put(x.getKey(), x.getValue()));
+        return result;
+    }
+}
\ No newline at end of file

src/main/java/cn/iocoder/yudao/module/utils/PageResult.java

+package cn.iocoder.yudao.module.utils;
+
+
+import lombok.Data;
+
+import java.io.Serializable;
+import java.util.ArrayList;
+import java.util.List;
+
+
+@Data
+public final class PageResult<T> implements Serializable {
+
+
+    private List<T> list;
+
+
+    private Long total;
+
+    public PageResult() {
+    }
+
+    public PageResult(List<T> list, Long total) {
+        this.list = list;
+        this.total = total;
+    }
+
+    public PageResult(Long total) {
+        this.list = new ArrayList<>();
+        this.total = total;
+    }
+
+    public static <T> PageResult<T> empty() {
+        return new PageResult<>(0L);
+    }
+
+    public static <T> PageResult<T> empty(Long total) {
+        return new PageResult<>(total);
+    }
+
+    public Object toObject(){
+        return this;
+    }
+
+}

src/main/resources/application-dev.yaml

+#server:
+#  port: 38080
+
+#spring:
+#  driver-class-name: com.mysql.jdbc.Driver
+#  datasource:
+#    name: stdadmin
+#    url: jdbc:mysql://10.3.1.179:33306/org_knowledge?useSSL=false&serverTimezone=Asia/Shanghai&allowPublicKeyRetrieval=true&nullCatalogMeansCurrent=true # MySQL Connector/J 8.X 连接的示例
+#    username: root
+#    password: 1_3#Ma0QmL$p4Wd
+#
+#
+#mybatis-plus:
+#  configuration:
+#    log-impl: org.apache.ibatis.logging.stdout.StdOutImpl
+

src/main/resources/application.yaml

+server:
+  port: 38080
+
+spring:
+  profiles:
+    active: local
+  driver-class-name: com.mysql.jdbc.Driver
+  datasource:
+    name: stdadmin
+    url: jdbc:mysql://112.115.40.201:13306/stdadmin_nx?useSSL=false&serverTimezone=Asia/Shanghai&allowPublicKeyRetrieval=true&nullCatalogMeansCurrent=true # MySQL Connector/J 8.X 连接的示例
+    username: root
+    password: my.Qwert@7891!
+
+#
+#spring:
+#   datasource:
+#      driver-class-name: com.kingbase8.Driver
+#      url: jdbc:kingbase8://localhost:54321/test
+#      username: oa_manager
+#      password: 123456
+
+
+#mybatis-plus:
+#  configuration:
+#    log-impl: org.apache.ibatis.logging.stdout.StdOutImpl