提交

.gitignore

@@ -0,0 +1,33 @@
+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

@@ -0,0 +1,145 @@
+<?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.test</groupId>
+    <artifactId>demo</artifactId>
+    <version>0.0.1-SNAPSHOT</version>
+    <name>demo</name>
+    <description>demo</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>
+        <druid.version>1.2.20</druid.version>
+        <mybatisplus.version>3.5.1</mybatisplus.version>
+        <hutool.version>5.8.4</hutool.version>
+    </properties>
+    <dependencies>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-data-jdbc</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-web</artifactId>
+        </dependency>
+
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-devtools</artifactId>
+            <scope>runtime</scope>
+            <optional>true</optional>
+        </dependency>
+        <dependency>
+            <groupId>com.mysql</groupId>
+            <artifactId>mysql-connector-j</artifactId>
+            <scope>runtime</scope>
+        </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>
+        <dependency>
+            <groupId>org.apache.commons</groupId>
+            <artifactId>commons-lang3</artifactId>
+            <version>3.12.0</version>
+
+        </dependency>
+        <dependency>
+            <groupId>com.alibaba</groupId>
+            <artifactId>druid-spring-boot-starter</artifactId>
+            <version>${druid.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>com.baomidou</groupId>
+            <artifactId>mybatis-plus-boot-starter</artifactId>
+            <version>${mybatisplus.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>com.baomidou</groupId>
+            <artifactId>mybatis-plus-extension</artifactId>
+            <version>${mybatisplus.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>com.baomidou</groupId>
+            <artifactId>mybatis-plus-core</artifactId>
+            <version>${mybatisplus.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>com.baomidou</groupId>
+            <artifactId>mybatis-plus</artifactId>
+            <version>${mybatisplus.version}</version>
+        </dependency>
+
+        <dependency>
+            <groupId>cn.hutool</groupId>
+            <artifactId>hutool-all</artifactId>
+            <version>${hutool.version}</version>
+        </dependency>
+        <!-- 分页插件 -->
+<!--        <dependency>-->
+<!--            <groupId>com.github.pagehelper</groupId>-->
+<!--            <artifactId>pagehelper-spring-boot-starter</artifactId>-->
+<!--            <version>1.2.5</version>-->
+<!--            &lt;!&ndash;            mybatis plus 和 pagehelper 冲突&ndash;&gt;-->
+<!--            <exclusions>-->
+<!--                <exclusion>-->
+<!--                    <groupId>org.mybatis</groupId>-->
+<!--                    <artifactId>mybatis</artifactId>-->
+<!--                </exclusion>-->
+<!--            </exclusions>-->
+<!--        </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>com.example.demo.DemoApplication</mainClass>
+                    <skip>true</skip>
+                </configuration>
+                <executions>
+                    <execution>
+                        <id>repackage</id>
+                        <goals>
+                            <goal>repackage</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
+        </plugins>
+    </build>
+
+</project>

src/main/java/com/example/demo/DemoApplication.java

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+package com.example.demo;
+
+import org.mybatis.spring.annotation.MapperScan;
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.boot.autoconfigure.jdbc.DataSourceAutoConfiguration;
+
+@SpringBootApplication(exclude = {DataSourceAutoConfiguration.class})
+@MapperScan(basePackages = {"com.example.demo.**.mapper"})
+public class DemoApplication {
+
+    public static void main(String[] args) {
+        SpringApplication.run(DemoApplication.class, args);
+    }
+
+}

src/main/java/com/example/demo/demos/web/config/MybatisPlusConfig.java

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+package com.example.demo.demos.web.config;
+
+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;
+
+@Configuration
+//@MapperScan("com.example.demo.demos.web.mapper")
+public class MybatisPlusConfig {
+    @Bean
+    public MybatisPlusInterceptor mybatisPlusInterceptor(){
+        MybatisPlusInterceptor interceptor = new MybatisPlusInterceptor();
+        interceptor.addInnerInterceptor(new PaginationInnerInterceptor());
+        return interceptor;
+    }
+
+}

src/main/java/com/example/demo/demos/web/constant/Constants.java

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+package com.example.demo.demos.web.constant;
+
+
+import java.util.Locale;
+
+/**
+ * 通用常量信息
+ * 
+ * @author aivideo
+ */
+public class Constants
+{
+    /**
+     * UTF-8 字符集
+     */
+    public static final String UTF8 = "UTF-8";
+
+    /**
+     * GBK 字符集
+     */
+    public static final String GBK = "GBK";
+
+    /**
+     * 系统语言
+     */
+    public static final Locale DEFAULT_LOCALE = Locale.SIMPLIFIED_CHINESE;
+
+    /**
+     * www主域
+     */
+    public static final String WWW = "www.";
+
+    /**
+     * http请求
+     */
+    public static final String HTTP = "http://";
+
+    /**
+     * https请求
+     */
+    public static final String HTTPS = "https://";
+
+    /**
+     * 通用成功标识
+     */
+    public static final String SUCCESS = "0";
+
+    /**
+     * 通用失败标识
+     */
+    public static final String FAIL = "1";
+
+    /**
+     * 登录成功
+     */
+    public static final String LOGIN_SUCCESS = "Success";
+
+    /**
+     * 注销
+     */
+    public static final String LOGOUT = "Logout";
+
+    /**
+     * 注册
+     */
+    public static final String REGISTER = "Register";
+
+    /**
+     * 登录失败
+     */
+    public static final String LOGIN_FAIL = "Error";
+
+    /**
+     * 所有权限标识
+     */
+    public static final String ALL_PERMISSION = "*:*:*";
+
+    /**
+     * 管理员角色权限标识
+     */
+    public static final String SUPER_ADMIN = "admin";
+
+    /**
+     * 角色权限分隔符
+     */
+    public static final String ROLE_DELIMETER = ",";
+
+    /**
+     * 权限标识分隔符
+     */
+    public static final String PERMISSION_DELIMETER = ",";
+
+    /**
+     * 验证码有效期（分钟）
+     */
+    public static final Integer CAPTCHA_EXPIRATION = 2;
+
+    /**
+     * 令牌
+     */
+    public static final String TOKEN = "token";
+
+    /**
+     * 令牌前缀
+     */
+    public static final String TOKEN_PREFIX = "Bearer ";
+
+    /**
+     * 令牌前缀
+     */
+    public static final String LOGIN_USER_KEY = "login_user_key";
+
+    /**
+     * 用户ID
+     */
+    public static final String JWT_USERID = "userid";
+
+    /**
+     * 用户头像
+     */
+    public static final String JWT_AVATAR = "avatar";
+
+    /**
+     * 创建时间
+     */
+    public static final String JWT_CREATED = "created";
+
+    /**
+     * 用户权限
+     */
+    public static final String JWT_AUTHORITIES = "authorities";
+
+    /**
+     * 资源映射路径 前缀
+     */
+    public static final String RESOURCE_PREFIX = "/profile";
+
+    /**
+     * RMI 远程方法调用
+     */
+    public static final String LOOKUP_RMI = "rmi:";
+
+    /**
+     * LDAP 远程方法调用
+     */
+    public static final String LOOKUP_LDAP = "ldap:";
+
+    /**
+     * LDAPS 远程方法调用
+     */
+    public static final String LOOKUP_LDAPS = "ldaps:";
+
+    /**
+     * 自动识别json对象白名单配置（仅允许解析的包名，范围越小越安全）
+     */
+    public static final String[] JSON_WHITELIST_STR = { "org.springframework", "com.aivideo" };
+
+    /**
+     * 定时任务白名单配置（仅允许访问的包名，如其他需要可以自行添加）
+     */
+    public static final String[] JOB_WHITELIST_STR = { "com.aivideo.quartz.task","com.aivideo.business" };
+
+    /**
+     * 定时任务违规的字符
+     */
+    public static final String[] JOB_ERROR_STR = { "java.net.URL", "javax.naming.InitialContext", "org.yaml.snakeyaml",
+            "org.springframework", "org.apache", "com.aivideo.common.utils.file", "com.aivideo.common.config", "com.aivideo.generator" };
+
+    public static final int DEFAULT_PAGE = 1;
+
+    //默认分页
+    public static final int DEFAULT_LIMIT = 20;
+}

src/main/java/com/example/demo/demos/web/constant/HttpStatus.java

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+package com.example.demo.demos.web.constant;
+
+/**
+ * 返回状态码
+ * 
+ * @author aivideo
+ */
+public class HttpStatus
+{
+    /**
+     * 操作成功
+     */
+    public static final int SUCCESS = 200;
+
+    /**
+     * 对象创建成功
+     */
+    public static final int CREATED = 201;
+
+    /**
+     * 请求已经被接受
+     */
+    public static final int ACCEPTED = 202;
+
+    /**
+     * 操作已经执行成功，但是没有返回数据
+     */
+    public static final int NO_CONTENT = 204;
+
+    /**
+     * 资源已被移除
+     */
+    public static final int MOVED_PERM = 301;
+
+    /**
+     * 重定向
+     */
+    public static final int SEE_OTHER = 303;
+
+    /**
+     * 资源没有被修改
+     */
+    public static final int NOT_MODIFIED = 304;
+
+    /**
+     * 参数列表错误（缺少，格式不匹配）
+     */
+    public static final int BAD_REQUEST = 400;
+
+    /**
+     * 未授权
+     */
+    public static final int UNAUTHORIZED = 401;
+
+    /**
+     * 访问受限，授权过期
+     */
+    public static final int FORBIDDEN = 403;
+
+    /**
+     * 资源，服务未找到
+     */
+    public static final int NOT_FOUND = 404;
+
+    /**
+     * 不允许的http方法
+     */
+    public static final int BAD_METHOD = 405;
+
+    /**
+     * 资源冲突，或者资源被锁
+     */
+    public static final int CONFLICT = 409;
+
+    /**
+     * 不支持的数据，媒体类型
+     */
+    public static final int UNSUPPORTED_TYPE = 415;
+
+    /**
+     * 系统内部错误
+     */
+    public static final int ERROR = 500;
+
+    /**
+     * 接口未实现
+     */
+    public static final int NOT_IMPLEMENTED = 501;
+
+    /**
+     * 系统警告消息
+     */
+    public static final int WARN = 601;
+}

src/main/java/com/example/demo/demos/web/controller/EcsController.java

@@ -0,0 +1,38 @@
+package com.example.demo.demos.web.controller;
+
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.example.demo.demos.web.service.EcsInfoService;
+import com.example.demo.demos.web.service.EcsService;
+import com.example.demo.demos.web.domain.EcsInfo;
+import com.example.demo.demos.web.domain.Result;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.*;
+
+import java.security.cert.Certificate;
+import java.util.List;
+
+@RestController
+@RequestMapping("/ecs")
+public class EcsController {
+    @Autowired
+    private EcsService ecsService;
+
+    @Autowired
+    private EcsInfoService ecsInfoService;
+
+    @PostMapping("/get")
+    public Result getCertificate(@RequestBody String url){
+        Certificate certificate = ecsService.getCertificate(url);
+        return Result.success(certificate);
+    }
+
+    @GetMapping("/list")
+    public Result getCertificateList(@RequestParam(defaultValue = "1") Integer page,
+                                     @RequestParam(defaultValue = "10") Integer size){
+//        List<EcsInfo> list = ecsInfoService.list();
+        Page<EcsInfo> pageInfo = new Page<>(page, size);
+//        pageInfo.setRecords(list);
+        Page<EcsInfo> infoPage = ecsInfoService.page(pageInfo);
+        return Result.success(infoPage);
+    }
+}

src/main/java/com/example/demo/demos/web/domain/EcsInfo.java

@@ -0,0 +1,32 @@
+package com.example.demo.demos.web.domain;
+
+import com.baomidou.mybatisplus.annotation.IdType;
+import com.baomidou.mybatisplus.annotation.TableField;
+import com.baomidou.mybatisplus.annotation.TableId;
+import com.baomidou.mybatisplus.annotation.TableName;
+import lombok.Data;
+
+import java.util.Date;
+
+@Data
+@TableName(value = "ecs_info")
+public class EcsInfo{
+    @TableId(value = "id",type = IdType.AUTO)
+    private Integer id;
+    // 版本号
+    private String version;
+    // 序列号
+    private String serialNumber;
+    // 颁发给
+    @TableField(value = "subject_dn_name")
+    private String subjectDNName;
+    // 颁发者
+    @TableField(value = "issuer_dn_name")
+    private String issuerDNName;
+    // 签名算法
+    private String sigAlgName;
+    // 证书有效期开始
+    private Date notBefore;
+    // 证书有效期结束
+    private Date notAfter;
+}

src/main/java/com/example/demo/demos/web/domain/Result.java

@@ -0,0 +1,219 @@
+package com.example.demo.demos.web.domain;
+
+import com.example.demo.demos.web.constant.HttpStatus;
+import org.apache.commons.lang3.ObjectUtils;
+
+import java.util.HashMap;
+import java.util.Objects;
+
+public class Result extends HashMap<String, Object> {
+    private static final long serialVersionUID = 1L;
+
+    /** 状态码 */
+    public static final String CODE_TAG = "code";
+
+    /** 返回内容 */
+    public static final String MSG_TAG = "msg";
+
+    /** 数据对象 */
+    public static final String DATA_TAG = "data";
+
+    /**
+     * 初始化一个新创建的 AjaxResult 对象，使其表示一个空消息。
+     */
+    public Result() {
+    }
+
+    /**
+     * 初始化一个新创建的 AjaxResult 对象
+     *
+     * @param code 状态码
+     * @param msg 返回内容
+     */
+    public Result(int code, String msg) {
+        super.put(CODE_TAG, code);
+        super.put(MSG_TAG, msg);
+    }
+
+    /**
+     * 初始化一个新创建的 AjaxResult 对象
+     *
+     * @param code 状态码
+     * @param msg 返回内容
+     * @param data 数据对象
+     */
+    public Result(int code, String msg, Object data)
+    {
+        super.put(CODE_TAG, code);
+        super.put(MSG_TAG, msg);
+        if (ObjectUtils.isNotEmpty(data))
+        {
+            super.put(DATA_TAG, data);
+        }
+    }
+
+    /**
+     * 返回成功消息
+     *
+     * @return 成功消息
+     */
+    public static Result success()
+    {
+        return Result.success("操作成功");
+    }
+
+    /**
+     * 返回成功数据
+     *
+     * @return 成功消息
+     */
+    public static Result success(Object data)
+    {
+        return Result.success("操作成功", data);
+    }
+
+    /**
+     * 返回成功消息
+     *
+     * @param msg 返回内容
+     * @return 成功消息
+     */
+    public static Result success(String msg)
+    {
+        return Result.success(msg, null);
+    }
+
+    /**
+     * 返回成功消息
+     *
+     * @param msg 返回内容
+     * @param data 数据对象
+     * @return 成功消息
+     */
+    public static Result success(String msg, Object data)
+    {
+        return new Result(HttpStatus.SUCCESS, msg, data);
+    }
+
+    /**
+     * 返回警告消息
+     *
+     * @param msg 返回内容
+     * @return 警告消息
+     */
+    public static Result warn(String msg)
+    {
+        return Result.warn(msg, null);
+    }
+
+    /**
+     * 返回警告消息
+     *
+     * @param msg 返回内容
+     * @param data 数据对象
+     * @return 警告消息
+     */
+    public static Result warn(String msg, Object data)
+    {
+        return new Result(HttpStatus.WARN, msg, data);
+    }
+
+    /**
+     * 返回错误消息
+     *
+     * @return 错误消息
+     */
+    public static Result error()
+    {
+        return Result.error("操作失败");
+    }
+
+    /**
+     * 返回错误消息
+     *
+     * @param msg 返回内容
+     * @return 错误消息
+     */
+    public static Result error(String msg)
+    {
+        return Result.error(msg, null);
+    }
+
+    /**
+     * 返回错误消息
+     *
+     * @param msg 返回内容
+     * @param data 数据对象
+     * @return 错误消息
+     */
+    public static Result error(String msg, Object data)
+    {
+        return new Result(HttpStatus.ERROR, msg, data);
+    }
+
+    /**
+     * 返回错误消息
+     *
+     * @param code 状态码
+     * @param msg 返回内容
+     * @return 错误消息
+     */
+    public static Result error(int code, String msg)
+    {
+        return new Result(code, msg, null);
+    }
+
+    /**
+     * 是否为成功消息
+     *
+     * @return 结果
+     */
+    public boolean isSuccess()
+    {
+        return Objects.equals(HttpStatus.SUCCESS, this.get(CODE_TAG));
+    }
+
+    /**
+     * 是否为警告消息
+     *
+     * @return 结果
+     */
+    public boolean isWarn()
+    {
+        return Objects.equals(HttpStatus.WARN, this.get(CODE_TAG));
+    }
+
+    /**
+     * 是否为错误消息
+     *
+     * @return 结果
+     */
+    public boolean isError()
+    {
+        return Objects.equals(HttpStatus.ERROR, this.get(CODE_TAG));
+    }
+
+    /**
+     * 方便链式调用
+     *
+     * @param key 键
+     * @param value 值
+     * @return 数据对象
+     */
+    @Override
+    public Result put(String key, Object value)
+    {
+        super.put(key, value);
+        return this;
+    }
+
+    /**
+     * 响应返回结果
+     *
+     * @param result 结果
+     * @return 操作结果
+     */
+    public static Result toAjax(boolean result) {
+        return result ? Result.success() : Result.error();
+    }
+}

src/main/java/com/example/demo/demos/web/exception/UtilException.java

@@ -0,0 +1,26 @@
+package com.example.demo.demos.web.exception;
+
+/**
+ * 工具类异常
+ * 
+ * @author aivideo
+ */
+public class UtilException extends RuntimeException
+{
+    private static final long serialVersionUID = 8247610319171014183L;
+
+    public UtilException(Throwable e)
+    {
+        super(e.getMessage(), e);
+    }
+
+    public UtilException(String message)
+    {
+        super(message);
+    }
+
+    public UtilException(String message, Throwable throwable)
+    {
+        super(message, throwable);
+    }
+}

src/main/java/com/example/demo/demos/web/mapper/EcsInfoMapper.java

@@ -0,0 +1,9 @@
+package com.example.demo.demos.web.mapper;
+
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+import com.example.demo.demos.web.domain.EcsInfo;
+import org.apache.ibatis.annotations.Mapper;
+
+@Mapper
+public interface EcsInfoMapper extends BaseMapper<EcsInfo> {
+}

src/main/java/com/example/demo/demos/web/page/PageDomain.java

@@ -0,0 +1,102 @@
+package com.example.demo.demos.web.page;
+
+
+import com.example.demo.demos.web.util.StringUtils;
+
+/**
+ * 分页数据
+ * 
+ * @author aivideo
+ */
+public class PageDomain
+{
+    /** 当前记录起始索引 */
+    private Integer pageNum;
+
+    /** 每页显示记录数 */
+    private Integer pageSize;
+
+    /** 排序列 */
+    private String orderByColumn;
+
+    /** 排序的方向desc或者asc */
+    private String isAsc = "asc";
+
+    /** 分页参数合理化 */
+    private Boolean reasonable = true;
+
+    public String getOrderBy()
+    {
+        if (StringUtils.isEmpty(orderByColumn))
+        {
+            return "";
+        }
+        return StringUtils.toUnderScoreCase(orderByColumn) + " " + isAsc;
+    }
+
+    public Integer getPageNum()
+    {
+        return pageNum;
+    }
+
+    public void setPageNum(Integer pageNum)
+    {
+        this.pageNum = pageNum;
+    }
+
+    public Integer getPageSize()
+    {
+        return pageSize;
+    }
+
+    public void setPageSize(Integer pageSize)
+    {
+        this.pageSize = pageSize;
+    }
+
+    public String getOrderByColumn()
+    {
+        return orderByColumn;
+    }
+
+    public void setOrderByColumn(String orderByColumn)
+    {
+        this.orderByColumn = orderByColumn;
+    }
+
+    public String getIsAsc()
+    {
+        return isAsc;
+    }
+
+    public void setIsAsc(String isAsc)
+    {
+        if (StringUtils.isNotEmpty(isAsc))
+        {
+            // 兼容前端排序类型
+            if ("ascending".equals(isAsc))
+            {
+                isAsc = "asc";
+            }
+            else if ("descending".equals(isAsc))
+            {
+                isAsc = "desc";
+            }
+            this.isAsc = isAsc;
+        }
+    }
+
+    public Boolean getReasonable()
+    {
+        if (StringUtils.isNull(reasonable))
+        {
+            return Boolean.TRUE;
+        }
+        return reasonable;
+    }
+
+    public void setReasonable(Boolean reasonable)
+    {
+        this.reasonable = reasonable;
+    }
+}

src/main/java/com/example/demo/demos/web/page/TableDataInfo.java

@@ -0,0 +1,85 @@
+package com.example.demo.demos.web.page;
+
+import java.io.Serializable;
+import java.util.List;
+
+/**
+ * 表格分页数据对象
+ * 
+ * @author aivideo
+ */
+public class TableDataInfo implements Serializable
+{
+    private static final long serialVersionUID = 1L;
+
+    /** 总记录数 */
+    private long total;
+
+    /** 列表数据 */
+    private List<?> rows;
+
+    /** 消息状态码 */
+    private int code;
+
+    /** 消息内容 */
+    private String msg;
+
+    /**
+     * 表格数据对象
+     */
+    public TableDataInfo()
+    {
+    }
+
+    /**
+     * 分页
+     * 
+     * @param list 列表数据
+     * @param total 总记录数
+     */
+    public TableDataInfo(List<?> list, int total)
+    {
+        this.rows = list;
+        this.total = total;
+    }
+
+    public long getTotal()
+    {
+        return total;
+    }
+
+    public void setTotal(long total)
+    {
+        this.total = total;
+    }
+
+    public List<?> getRows()
+    {
+        return rows;
+    }
+
+    public void setRows(List<?> rows)
+    {
+        this.rows = rows;
+    }
+
+    public int getCode()
+    {
+        return code;
+    }
+
+    public void setCode(int code)
+    {
+        this.code = code;
+    }
+
+    public String getMsg()
+    {
+        return msg;
+    }
+
+    public void setMsg(String msg)
+    {
+        this.msg = msg;
+    }
+}

src/main/java/com/example/demo/demos/web/page/TableSupport.java

@@ -0,0 +1,57 @@
+package com.example.demo.demos.web.page;
+
+
+import com.example.demo.demos.web.text.Convert;
+import com.example.demo.demos.web.util.ServletUtils;
+
+/**
+ * 表格数据处理
+ * 
+ * @author aivideo
+ */
+public class TableSupport
+{
+    /**
+     * 当前记录起始索引
+     */
+    public static final String PAGE_NUM = "pageNum";
+
+    /**
+     * 每页显示记录数
+     */
+    public static final String PAGE_SIZE = "pageSize";
+
+    /**
+     * 排序列
+     */
+    public static final String ORDER_BY_COLUMN = "orderByColumn";
+
+    /**
+     * 排序的方向 "desc" 或者 "asc".
+     */
+    public static final String IS_ASC = "isAsc";
+
+    /**
+     * 分页参数合理化
+     */
+    public static final String REASONABLE = "reasonable";
+
+    /**
+     * 封装分页对象
+     */
+    public static PageDomain getPageDomain()
+    {
+        PageDomain pageDomain = new PageDomain();
+        pageDomain.setPageNum(Convert.toInt(ServletUtils.getParameter(PAGE_NUM), 1));
+        pageDomain.setPageSize(Convert.toInt(ServletUtils.getParameter(PAGE_SIZE), 10));
+        pageDomain.setOrderByColumn(ServletUtils.getParameter(ORDER_BY_COLUMN));
+        pageDomain.setIsAsc(ServletUtils.getParameter(IS_ASC));
+        pageDomain.setReasonable(ServletUtils.getParameterToBool(REASONABLE));
+        return pageDomain;
+    }
+
+    public static PageDomain buildPageRequest()
+    {
+        return getPageDomain();
+    }
+}

src/main/java/com/example/demo/demos/web/service/EcsInfoService.java

@@ -0,0 +1,7 @@
+package com.example.demo.demos.web.service;
+
+import com.baomidou.mybatisplus.extension.service.IService;
+import com.example.demo.demos.web.domain.EcsInfo;
+
+public interface EcsInfoService extends IService<EcsInfo> {
+}

src/main/java/com/example/demo/demos/web/service/EcsService.java

@@ -0,0 +1,9 @@
+package com.example.demo.demos.web.service;
+
+import org.springframework.stereotype.Service;
+
+import java.security.cert.Certificate;
+
+public interface EcsService {
+    Certificate getCertificate(String url);
+}

src/main/java/com/example/demo/demos/web/service/impl/EcsInfoServiceImpl.java

@@ -0,0 +1,12 @@
+package com.example.demo.demos.web.service.impl;
+
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.example.demo.demos.web.mapper.EcsInfoMapper;
+import com.example.demo.demos.web.service.EcsInfoService;
+import com.example.demo.demos.web.domain.EcsInfo;
+import org.springframework.stereotype.Service;
+
+@Service
+public class EcsInfoServiceImpl extends ServiceImpl<EcsInfoMapper, EcsInfo> implements EcsInfoService {
+
+}

src/main/java/com/example/demo/demos/web/service/impl/EcsServiceImpl.java

@@ -0,0 +1,68 @@
+package com.example.demo.demos.web.service.impl;
+
+import com.example.demo.demos.web.service.EcsInfoService;
+import com.example.demo.demos.web.service.EcsService;
+import com.example.demo.demos.web.domain.EcsInfo;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import javax.net.ssl.HttpsURLConnection;
+import java.net.URL;
+import java.security.cert.Certificate;
+import java.security.cert.X509Certificate;
+
+@Service
+public class EcsServiceImpl implements EcsService {
+
+    @Autowired
+    private EcsInfoService ecsInfoService;
+
+    @Override
+    public Certificate getCertificate(String url) {
+        URL u = null;
+        HttpsURLConnection conn = null;
+        try {
+            u = new URL(url);
+            conn = (HttpsURLConnection) u.openConnection();
+            conn.connect();
+
+            // 获取服务器证书链
+            Certificate[] certificates = conn.getServerCertificates();
+            // 通常证书链的第一个证书是服务器证书
+            X509Certificate serverCert = (X509Certificate) certificates[0];
+
+            EcsInfo ecsInfo = getEcsInfo(serverCert);
+            ecsInfoService.save(ecsInfo);
+
+            // 打印证书信息
+//            System.out.println("证书版本: " + serverCert.getVersion());
+//            System.out.println("证书序列号: " + serverCert.getSerialNumber());
+//            System.out.println("颁发给: " + serverCert.getSubjectDN().getName());
+//            System.out.println("颁发者: " + serverCert.getIssuerDN().getName());
+//            System.out.println("证书有效期开始: " + serverCert.getNotBefore());
+//            System.out.println("证书有效期结束: " + serverCert.getNotAfter());
+//            System.out.println("签名算法: " + serverCert.getSigAlgName());
+            return serverCert;
+        } catch (Exception e) {
+            e.printStackTrace();
+        }finally {
+            if (conn != null) {
+                conn.disconnect();
+            }
+        }
+        return null;
+    }
+
+    private static EcsInfo getEcsInfo(X509Certificate serverCert) {
+        EcsInfo ecsInfo = new EcsInfo();
+        ecsInfo.setVersion(String.valueOf(serverCert.getVersion()));
+        ecsInfo.setSerialNumber(String.valueOf(serverCert.getSerialNumber()));
+        ecsInfo.setSubjectDNName(serverCert.getSubjectDN().getName());
+        ecsInfo.setIssuerDNName(serverCert.getIssuerDN().getName());
+        ecsInfo.setNotBefore(serverCert.getNotBefore());
+        ecsInfo.setNotAfter(serverCert.getNotAfter());
+        ecsInfo.setSigAlgName(serverCert.getSigAlgName());
+        return ecsInfo;
+    }
+
+}

src/main/java/com/example/demo/demos/web/text/CharsetKit.java

@@ -0,0 +1,89 @@
+package com.example.demo.demos.web.text;
+
+
+
+import com.example.demo.demos.web.util.StringUtils;
+
+import java.nio.charset.Charset;
+import java.nio.charset.StandardCharsets;
+
+/**
+ * 字符集工具类
+ * 
+ * @author aivideo
+ */
+public class CharsetKit
+{
+    /** ISO-8859-1 */
+    public static final String ISO_8859_1 = "ISO-8859-1";
+    /** UTF-8 */
+    public static final String UTF_8 = "UTF-8";
+    /** GBK */
+    public static final String GBK = "GBK";
+
+    /** ISO-8859-1 */
+    public static final Charset CHARSET_ISO_8859_1 = Charset.forName(ISO_8859_1);
+    /** UTF-8 */
+    public static final Charset CHARSET_UTF_8 = Charset.forName(UTF_8);
+    /** GBK */
+    public static final Charset CHARSET_GBK = Charset.forName(GBK);
+
+    /**
+     * 转换为Charset对象
+     * 
+     * @param charset 字符集，为空则返回默认字符集
+     * @return Charset
+     */
+    public static Charset charset(String charset)
+    {
+        return StringUtils.isEmpty(charset) ? Charset.defaultCharset() : Charset.forName(charset);
+    }
+
+    /**
+     * 转换字符串的字符集编码
+     * 
+     * @param source 字符串
+     * @param srcCharset 源字符集，默认ISO-8859-1
+     * @param destCharset 目标字符集，默认UTF-8
+     * @return 转换后的字符集
+     */
+    public static String convert(String source, String srcCharset, String destCharset)
+    {
+        return convert(source, Charset.forName(srcCharset), Charset.forName(destCharset));
+    }
+
+    /**
+     * 转换字符串的字符集编码
+     * 
+     * @param source 字符串
+     * @param srcCharset 源字符集，默认ISO-8859-1
+     * @param destCharset 目标字符集，默认UTF-8
+     * @return 转换后的字符集
+     */
+    public static String convert(String source, Charset srcCharset, Charset destCharset)
+    {
+        if (null == srcCharset)
+        {
+            srcCharset = StandardCharsets.ISO_8859_1;
+        }
+
+        if (null == destCharset)
+        {
+            destCharset = StandardCharsets.UTF_8;
+        }
+
+        if (StringUtils.isEmpty(source) || srcCharset.equals(destCharset))
+        {
+            return source;
+        }
+        return new String(source.getBytes(srcCharset), destCharset);
+    }
+
+    /**
+     * @return 系统字符集编码
+     */
+    public static String systemCharset()
+    {
+        return Charset.defaultCharset().name();
+    }
+}

src/main/java/com/example/demo/demos/web/text/StrFormatter.java

@@ -0,0 +1,93 @@
+package com.example.demo.demos.web.text;
+
+
+import com.example.demo.demos.web.util.StringUtils;
+
+/**
+ * 字符串格式化
+ * 
+ * @author aivideo
+ */
+public class StrFormatter
+{
+    public static final String EMPTY_JSON = "{}";
+    public static final char C_BACKSLASH = '\\';
+    public static final char C_DELIM_START = '{';
+    public static final char C_DELIM_END = '}';
+
+    /**
+     * 格式化字符串<br>
+     * 此方法只是简单将占位符 {} 按照顺序替换为参数<br>
+     * 如果想输出 {} 使用 \\转义 { 即可，如果想输出 {} 之前的 \ 使用双转义符 \\\\ 即可<br>
+     * 例：<br>
+     * 通常使用：format("this is {} for {}", "a", "b") -> this is a for b<br>
+     * 转义{}： format("this is \\{} for {}", "a", "b") -> this is \{} for a<br>
+     * 转义\： format("this is \\\\{} for {}", "a", "b") -> this is \a for b<br>
+     * 
+     * @param strPattern 字符串模板
+     * @param argArray 参数列表
+     * @return 结果
+     */
+    public static String format(final String strPattern, final Object... argArray)
+    {
+        if (StringUtils.isEmpty(strPattern) || StringUtils.isEmpty(argArray))
+        {
+            return strPattern;
+        }
+        final int strPatternLength = strPattern.length();
+
+        // 初始化定义好的长度以获得更好的性能
+        StringBuilder sbuf = new StringBuilder(strPatternLength + 50);
+
+        int handledPosition = 0;
+        int delimIndex;// 占位符所在位置
+        for (int argIndex = 0; argIndex < argArray.length; argIndex++)
+        {
+            delimIndex = strPattern.indexOf(EMPTY_JSON, handledPosition);
+            if (delimIndex == -1)
+            {
+                if (handledPosition == 0)
+                {
+                    return strPattern;
+                }
+                else
+                { // 字符串模板剩余部分不再包含占位符，加入剩余部分后返回结果
+                    sbuf.append(strPattern, handledPosition, strPatternLength);
+                    return sbuf.toString();
+                }
+            }
+            else
+            {
+                if (delimIndex > 0 && strPattern.charAt(delimIndex - 1) == C_BACKSLASH)
+                {
+                    if (delimIndex > 1 && strPattern.charAt(delimIndex - 2) == C_BACKSLASH)
+                    {
+                        // 转义符之前还有一个转义符，占位符依旧有效
+                        sbuf.append(strPattern, handledPosition, delimIndex - 1);
+                        sbuf.append(Convert.utf8Str(argArray[argIndex]));
+                        handledPosition = delimIndex + 2;
+                    }
+                    else
+                    {
+                        // 占位符被转义
+                        argIndex--;
+                        sbuf.append(strPattern, handledPosition, delimIndex - 1);
+                        sbuf.append(C_DELIM_START);
+                        handledPosition = delimIndex + 1;
+                    }
+                }
+                else
+                {
+                    // 正常占位符
+                    sbuf.append(strPattern, handledPosition, delimIndex);
+                    sbuf.append(Convert.utf8Str(argArray[argIndex]));
+                    handledPosition = delimIndex + 2;
+                }
+            }
+        }
+        // 加入最后一个占位符后所有的字符
+        sbuf.append(strPattern, handledPosition, strPattern.length());
+
+        return sbuf.toString();
+    }
+}

src/main/java/com/example/demo/demos/web/util/DateUtil.java

@@ -0,0 +1,202 @@
+package com.example.demo.demos.web.util;
+
+import org.apache.commons.lang3.time.DateFormatUtils;
+import org.apache.commons.lang3.time.DateUtils;
+
+import java.lang.management.ManagementFactory;
+import java.text.ParseException;
+import java.text.SimpleDateFormat;
+import java.time.*;
+import java.time.format.DateTimeFormatter;
+import java.time.temporal.ChronoUnit;
+import java.util.Date;
+
+public class DateUtil extends DateUtils {
+    public static String YYYY = "yyyy";
+
+    public static String YYYY_MM = "yyyy-MM";
+
+    public static String YYYY_MM_DD = "yyyy-MM-dd";
+
+    public static String YYYYMMDDHHMMSS = "yyyyMMddHHmmss";
+
+    public static String YYYY_MM_DD_HH_MM_SS = "yyyy-MM-dd HH:mm:ss";
+
+    private static String[] parsePatterns = {
+            "yyyy-MM-dd", "yyyy-MM-dd HH:mm:ss", "yyyy-MM-dd HH:mm", "yyyy-MM",
+            "yyyy/MM/dd", "yyyy/MM/dd HH:mm:ss", "yyyy/MM/dd HH:mm", "yyyy/MM",
+            "yyyy.MM.dd", "yyyy.MM.dd HH:mm:ss", "yyyy.MM.dd HH:mm", "yyyy.MM"};
+
+    /**
+     * 获取当前Date型日期
+     *
+     * @return Date() 当前日期
+     */
+    public static Date getNowDate()
+    {
+        return new Date();
+    }
+
+    /**
+     * 获取当前日期, 默认格式为yyyy-MM-dd
+     *
+     * @return String
+     */
+    public static String getDate()
+    {
+        return dateTimeNow(YYYY_MM_DD);
+    }
+
+    public static final String getTime()
+    {
+        return dateTimeNow(YYYY_MM_DD_HH_MM_SS);
+    }
+
+    public static final String dateTimeNow()
+    {
+        return dateTimeNow(YYYYMMDDHHMMSS);
+    }
+
+    public static final String dateTimeNow(final String format)
+    {
+        return parseDateToStr(format, new Date());
+    }
+
+    public static final String dateTime(final Date date)
+    {
+        return parseDateToStr(YYYY_MM_DD, date);
+    }
+
+    public static final String parseDateToStr(final String format, final Date date)
+    {
+        return new SimpleDateFormat(format).format(date);
+    }
+
+    public static final Date dateTime(final String format, final String ts)
+    {
+        try
+        {
+            return new SimpleDateFormat(format).parse(ts);
+        }
+        catch (ParseException e)
+        {
+            throw new RuntimeException(e);
+        }
+    }
+
+    /**
+     * 日期路径 即年/月/日 如2018/08/08
+     */
+    public static final String datePath()
+    {
+        Date now = new Date();
+        return DateFormatUtils.format(now, "yyyy/MM/dd");
+    }
+
+    /**
+     * 日期路径 即年/月/日 如20180808
+     */
+    public static final String dateTime()
+    {
+        Date now = new Date();
+        return DateFormatUtils.format(now, "yyyyMMdd");
+    }
+
+    /**
+     * 日期型字符串转化为日期 格式
+     */
+    public static Date parseDate(Object str)
+    {
+        if (str == null)
+        {
+            return null;
+        }
+        try
+        {
+            return parseDate(str.toString(), parsePatterns);
+        }
+        catch (ParseException e)
+        {
+            return null;
+        }
+    }
+
+    /**
+     * 获取服务器启动时间
+     */
+    public static Date getServerStartDate()
+    {
+        long time = ManagementFactory.getRuntimeMXBean().getStartTime();
+        return new Date(time);
+    }
+
+    /**
+     * 计算相差天数
+     */
+    public static int differentDaysByMillisecond(Date date1, Date date2)
+    {
+        return Math.abs((int) ((date2.getTime() - date1.getTime()) / (1000 * 3600 * 24)));
+    }
+
+    /**
+     * 计算时间差
+     *
+     * @param endDate 最后时间
+     * @param startTime 开始时间
+     * @return 时间差（天/小时/分钟）
+     */
+    public static String timeDistance(Date endDate, Date startTime)
+    {
+        long nd = 1000 * 24 * 60 * 60;
+        long nh = 1000 * 60 * 60;
+        long nm = 1000 * 60;
+        // long ns = 1000;
+        // 获得两个时间的毫秒时间差异
+        long diff = endDate.getTime() - startTime.getTime();
+        // 计算差多少天
+        long day = diff / nd;
+        // 计算差多少小时
+        long hour = diff % nd / nh;
+        // 计算差多少分钟
+        long min = diff % nd % nh / nm;
+        // 计算差多少秒//输出结果
+        // long sec = diff % nd % nh % nm / ns;
+        return day + "天" + hour + "小时" + min + "分钟";
+    }
+
+    /**
+     * 增加 LocalDateTime ==> Date
+     */
+    public static Date toDate(LocalDateTime temporalAccessor)
+    {
+        ZonedDateTime zdt = temporalAccessor.atZone(ZoneId.systemDefault());
+        return Date.from(zdt.toInstant());
+    }
+
+    /**
+     * 增加 LocalDate ==> Date
+     */
+    public static Date toDate(LocalDate temporalAccessor)
+    {
+        LocalDateTime localDateTime = LocalDateTime.of(temporalAccessor, LocalTime.of(0, 0, 0));
+        ZonedDateTime zdt = localDateTime.atZone(ZoneId.systemDefault());
+        return Date.from(zdt.toInstant());
+    }
+
+    /**
+     * 计算两个日期相差多久
+     * @param startDate
+     * @param endDate
+     * @return
+     */
+    public static Long[] computeDate(String startDate,String endDate){
+        LocalDate start = LocalDate.parse(startDate, DateTimeFormatter.ISO_LOCAL_DATE);
+        LocalDate end = LocalDate.parse(endDate, DateTimeFormatter.ISO_LOCAL_DATE);
+
+        long monthsBetween = ChronoUnit.MONTHS.between(start, end);
+        LocalDate tempDate = start.plusMonths(monthsBetween);
+
+        long daysBetween = ChronoUnit.DAYS.between(tempDate, end);
+        return new Long[]{monthsBetween,daysBetween};
+    }
+}

src/main/java/com/example/demo/demos/web/util/ServletUtils.java

@@ -0,0 +1,219 @@
+package com.example.demo.demos.web.util;
+
+import com.example.demo.demos.web.constant.Constants;
+import com.example.demo.demos.web.text.Convert;
+import org.springframework.web.context.request.RequestAttributes;
+import org.springframework.web.context.request.RequestContextHolder;
+import org.springframework.web.context.request.ServletRequestAttributes;
+
+import javax.servlet.ServletRequest;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.servlet.http.HttpSession;
+import java.io.IOException;
+import java.io.UnsupportedEncodingException;
+import java.net.URLDecoder;
+import java.net.URLEncoder;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * 客户端工具类
+ * 
+ * @author aivideo
+ */
+public class ServletUtils
+{
+    /**
+     * 获取String参数
+     */
+    public static String getParameter(String name)
+    {
+        return getRequest().getParameter(name);
+    }
+
+    /**
+     * 获取String参数
+     */
+    public static String getParameter(String name, String defaultValue)
+    {
+        return Convert.toStr(getRequest().getParameter(name), defaultValue);
+    }
+
+    /**
+     * 获取Integer参数
+     */
+    public static Integer getParameterToInt(String name)
+    {
+        return Convert.toInt(getRequest().getParameter(name));
+    }
+
+    /**
+     * 获取Integer参数
+     */
+    public static Integer getParameterToInt(String name, Integer defaultValue)
+    {
+        return Convert.toInt(getRequest().getParameter(name), defaultValue);
+    }
+
+    /**
+     * 获取Boolean参数
+     */
+    public static Boolean getParameterToBool(String name)
+    {
+        return Convert.toBool(getRequest().getParameter(name));
+    }
+
+    /**
+     * 获取Boolean参数
+     */
+    public static Boolean getParameterToBool(String name, Boolean defaultValue)
+    {
+        return Convert.toBool(getRequest().getParameter(name), defaultValue);
+    }
+
+    /**
+     * 获得所有请求参数
+     *
+     * @param request 请求对象{@link ServletRequest}
+     * @return Map
+     */
+    public static Map<String, String[]> getParams(ServletRequest request)
+    {
+        final Map<String, String[]> map = request.getParameterMap();
+        return Collections.unmodifiableMap(map);
+    }
+
+    /**
+     * 获得所有请求参数
+     *
+     * @param request 请求对象{@link ServletRequest}
+     * @return Map
+     */
+    public static Map<String, String> getParamMap(ServletRequest request)
+    {
+        Map<String, String> params = new HashMap<>();
+        for (Map.Entry<String, String[]> entry : getParams(request).entrySet())
+        {
+            params.put(entry.getKey(), StringUtils.join(entry.getValue(), ","));
+        }
+        return params;
+    }
+
+    /**
+     * 获取request
+     */
+    public static HttpServletRequest getRequest()
+    {
+        return getRequestAttributes().getRequest();
+    }
+
+    /**
+     * 获取response
+     */
+    public static HttpServletResponse getResponse()
+    {
+        return getRequestAttributes().getResponse();
+    }
+
+    /**
+     * 获取session
+     */
+    public static HttpSession getSession()
+    {
+        return getRequest().getSession();
+    }
+
+    public static ServletRequestAttributes getRequestAttributes()
+    {
+        RequestAttributes attributes = RequestContextHolder.getRequestAttributes();
+        return (ServletRequestAttributes) attributes;
+    }
+
+    /**
+     * 将字符串渲染到客户端
+     * 
+     * @param response 渲染对象
+     * @param string 待渲染的字符串
+     */
+    public static void renderString(HttpServletResponse response, String string)
+    {
+        try
+        {
+            response.setStatus(200);
+            response.setContentType("application/json");
+            response.setCharacterEncoding("utf-8");
+            response.getWriter().print(string);
+        }
+        catch (IOException e)
+        {
+            e.printStackTrace();
+        }
+    }
+
+    /**
+     * 是否是Ajax异步请求
+     * 
+     * @param request
+     */
+    public static boolean isAjaxRequest(HttpServletRequest request)
+    {
+        String accept = request.getHeader("accept");
+        if (accept != null && accept.contains("application/json"))
+        {
+            return true;
+        }
+
+        String xRequestedWith = request.getHeader("X-Requested-With");
+        if (xRequestedWith != null && xRequestedWith.contains("XMLHttpRequest"))
+        {
+            return true;
+        }
+
+        String uri = request.getRequestURI();
+        if (StringUtils.inStringIgnoreCase(uri, ".json", ".xml"))
+        {
+            return true;
+        }
+
+        String ajax = request.getParameter("__ajax");
+        return StringUtils.inStringIgnoreCase(ajax, "json", "xml");
+    }
+
+    /**
+     * 内容编码
+     * 
+     * @param str 内容
+     * @return 编码后的内容
+     */
+    public static String urlEncode(String str)
+    {
+        try
+        {
+            return URLEncoder.encode(str, Constants.UTF8);
+        }
+        catch (UnsupportedEncodingException e)
+        {
+            return StringUtils.EMPTY;
+        }
+    }
+
+    /**
+     * 内容解码
+     * 
+     * @param str 内容
+     * @return 解码后的内容
+     */
+    public static String urlDecode(String str)
+    {
+        try
+        {
+            return URLDecoder.decode(str, Constants.UTF8);
+        }
+        catch (UnsupportedEncodingException e)
+        {
+            return StringUtils.EMPTY;
+        }
+    }
+}

src/main/java/com/example/demo/demos/web/util/SqlUtil.java

@@ -0,0 +1,70 @@
+package com.example.demo.demos.web.util;
+
+
+import com.example.demo.demos.web.exception.UtilException;
+
+/**
+ * sql操作工具类
+ * 
+ * @author aivideo
+ */
+public class SqlUtil
+{
+    /**
+     * 定义常用的 sql关键字
+     */
+    public static String SQL_REGEX = "and |extractvalue|updatexml|exec |insert |select |delete |update |drop |count |chr |mid |master |truncate |char |declare |or |+|user()";
+
+    /**
+     * 仅支持字母、数字、下划线、空格、逗号、小数点（支持多个字段排序）
+     */
+    public static String SQL_PATTERN = "[a-zA-Z0-9_\\ \\,\\.]+";
+
+    /**
+     * 限制orderBy最大长度
+     */
+    private static final int ORDER_BY_MAX_LENGTH = 500;
+
+    /**
+     * 检查字符，防止注入绕过
+     */
+    public static String escapeOrderBySql(String value)
+    {
+        if (StringUtils.isNotEmpty(value) && !isValidOrderBySql(value))
+        {
+            throw new UtilException("参数不符合规范，不能进行查询");
+        }
+        if (StringUtils.length(value) > ORDER_BY_MAX_LENGTH)
+        {
+            throw new UtilException("参数已超过最大限制，不能进行查询");
+        }
+        return value;
+    }
+
+    /**
+     * 验证 order by 语法是否符合规范
+     */
+    public static boolean isValidOrderBySql(String value)
+    {
+        return value.matches(SQL_PATTERN);
+    }
+
+    /**
+     * SQL关键字检查
+     */
+    public static void filterKeyword(String value)
+    {
+        if (StringUtils.isEmpty(value))
+        {
+            return;
+        }
+        String[] sqlKeywords = StringUtils.split(SQL_REGEX, "\\|");
+        for (String sqlKeyword : sqlKeywords)
+        {
+            if (StringUtils.indexOfIgnoreCase(value, sqlKeyword) > -1)
+            {
+                throw new UtilException("参数存在SQL注入风险");
+            }
+        }
+    }
+}

src/main/java/com/example/demo/demos/web/util/StringUtils.java

@@ -0,0 +1,681 @@
+package com.example.demo.demos.web.util;
+
+
+import cn.hutool.core.text.StrFormatter;
+import com.example.demo.demos.web.constant.Constants;
+import org.springframework.util.AntPathMatcher;
+
+import java.util.*;
+
+/**
+ * 字符串工具类
+ * 
+ * @author aivideo
+ */
+public class StringUtils extends org.apache.commons.lang3.StringUtils
+{
+    /** 空字符串 */
+    private static final String NULLSTR = "";
+
+    /** 下划线 */
+    private static final char SEPARATOR = '_';
+
+    /** 星号 */
+    private static final char ASTERISK = '*';
+
+    /**
+     * 获取参数不为空值
+     * 
+     * @param value defaultValue 要判断的value
+     * @return value 返回值
+     */
+    public static <T> T nvl(T value, T defaultValue)
+    {
+        return value != null ? value : defaultValue;
+    }
+
+    /**
+     * * 判断一个Collection是否为空， 包含List，Set，Queue
+     * 
+     * @param coll 要判断的Collection
+     * @return true：为空 false：非空
+     */
+    public static boolean isEmpty(Collection<?> coll)
+    {
+        return isNull(coll) || coll.isEmpty();
+    }
+
+    /**
+     * * 判断一个Collection是否非空，包含List，Set，Queue
+     * 
+     * @param coll 要判断的Collection
+     * @return true：非空 false：空
+     */
+    public static boolean isNotEmpty(Collection<?> coll)
+    {
+        return !isEmpty(coll);
+    }
+
+    /**
+     * * 判断一个对象数组是否为空
+     * 
+     * @param objects 要判断的对象数组
+     ** @return true：为空 false：非空
+     */
+    public static boolean isEmpty(Object[] objects)
+    {
+        return isNull(objects) || (objects.length == 0);
+    }
+
+    /**
+     * * 判断一个对象数组是否非空
+     * 
+     * @param objects 要判断的对象数组
+     * @return true：非空 false：空
+     */
+    public static boolean isNotEmpty(Object[] objects)
+    {
+        return !isEmpty(objects);
+    }
+
+    /**
+     * * 判断一个Map是否为空
+     * 
+     * @param map 要判断的Map
+     * @return true：为空 false：非空
+     */
+    public static boolean isEmpty(Map<?, ?> map)
+    {
+        return isNull(map) || map.isEmpty();
+    }
+
+    /**
+     * * 判断一个Map是否为空
+     * 
+     * @param map 要判断的Map
+     * @return true：非空 false：空
+     */
+    public static boolean isNotEmpty(Map<?, ?> map)
+    {
+        return !isEmpty(map);
+    }
+
+    /**
+     * * 判断一个字符串是否为空串
+     * 
+     * @param str String
+     * @return true：为空 false：非空
+     */
+    public static boolean isEmpty(String str)
+    {
+        return isNull(str) || NULLSTR.equals(str.trim());
+    }
+
+    /**
+     * * 判断一个字符串是否为非空串
+     * 
+     * @param str String
+     * @return true：非空串 false：空串
+     */
+    public static boolean isNotEmpty(String str)
+    {
+        return !isEmpty(str);
+    }
+
+    /**
+     * * 判断一个对象是否为空
+     * 
+     * @param object Object
+     * @return true：为空 false：非空
+     */
+    public static boolean isNull(Object object)
+    {
+        return object == null;
+    }
+
+    /**
+     * * 判断一个对象是否非空
+     * 
+     * @param object Object
+     * @return true：非空 false：空
+     */
+    public static boolean isNotNull(Object object)
+    {
+        return !isNull(object);
+    }
+
+    /**
+     * * 判断一个对象是否是数组类型（Java基本型别的数组）
+     * 
+     * @param object 对象
+     * @return true：是数组 false：不是数组
+     */
+    public static boolean isArray(Object object)
+    {
+        return isNotNull(object) && object.getClass().isArray();
+    }
+
+    /**
+     * 去空格
+     */
+    public static String trim(String str)
+    {
+        return (str == null ? "" : str.trim());
+    }
+
+    /**
+     * 替换指定字符串的指定区间内字符为"*"
+     *
+     * @param str 字符串
+     * @param startInclude 开始位置（包含）
+     * @param endExclude 结束位置（不包含）
+     * @return 替换后的字符串
+     */
+    public static String hide(CharSequence str, int startInclude, int endExclude)
+    {
+        if (isEmpty(str))
+        {
+            return NULLSTR;
+        }
+        final int strLength = str.length();
+        if (startInclude > strLength)
+        {
+            return NULLSTR;
+        }
+        if (endExclude > strLength)
+        {
+            endExclude = strLength;
+        }
+        if (startInclude > endExclude)
+        {
+            // 如果起始位置大于结束位置，不替换
+            return NULLSTR;
+        }
+        final char[] chars = new char[strLength];
+        for (int i = 0; i < strLength; i++)
+        {
+            if (i >= startInclude && i < endExclude)
+            {
+                chars[i] = ASTERISK;
+            }
+            else
+            {
+                chars[i] = str.charAt(i);
+            }
+        }
+        return new String(chars);
+    }
+
+    /**
+     * 截取字符串
+     * 
+     * @param str 字符串
+     * @param start 开始
+     * @return 结果
+     */
+    public static String substring(final String str, int start)
+    {
+        if (str == null)
+        {
+            return NULLSTR;
+        }
+
+        if (start < 0)
+        {
+            start = str.length() + start;
+        }
+
+        if (start < 0)
+        {
+            start = 0;
+        }
+        if (start > str.length())
+        {
+            return NULLSTR;
+        }
+
+        return str.substring(start);
+    }
+
+    /**
+     * 截取字符串
+     * 
+     * @param str 字符串
+     * @param start 开始
+     * @param end 结束
+     * @return 结果
+     */
+    public static String substring(final String str, int start, int end)
+    {
+        if (str == null)
+        {
+            return NULLSTR;
+        }
+
+        if (end < 0)
+        {
+            end = str.length() + end;
+        }
+        if (start < 0)
+        {
+            start = str.length() + start;
+        }
+
+        if (end > str.length())
+        {
+            end = str.length();
+        }
+
+        if (start > end)
+        {
+            return NULLSTR;
+        }
+
+        if (start < 0)
+        {
+            start = 0;
+        }
+        if (end < 0)
+        {
+            end = 0;
+        }
+
+        return str.substring(start, end);
+    }
+
+    /**
+     * 判断是否为空，并且不是空白字符
+     * 
+     * @param str 要判断的value
+     * @return 结果
+     */
+    public static boolean hasText(String str)
+    {
+        return (str != null && !str.isEmpty() && containsText(str));
+    }
+
+    private static boolean containsText(CharSequence str)
+    {
+        int strLen = str.length();
+        for (int i = 0; i < strLen; i++)
+        {
+            if (!Character.isWhitespace(str.charAt(i)))
+            {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    /**
+     * 格式化文本, {} 表示占位符<br>
+     * 此方法只是简单将占位符 {} 按照顺序替换为参数<br>
+     * 如果想输出 {} 使用 \\转义 { 即可，如果想输出 {} 之前的 \ 使用双转义符 \\\\ 即可<br>
+     * 例：<br>
+     * 通常使用：format("this is {} for {}", "a", "b") -> this is a for b<br>
+     * 转义{}： format("this is \\{} for {}", "a", "b") -> this is \{} for a<br>
+     * 转义\： format("this is \\\\{} for {}", "a", "b") -> this is \a for b<br>
+     * 
+     * @param template 文本模板，被替换的部分用 {} 表示
+     * @param params 参数值
+     * @return 格式化后的文本
+     */
+    public static String format(String template, Object... params)
+    {
+        if (isEmpty(params) || isEmpty(template))
+        {
+            return template;
+        }
+        return StrFormatter.format(template, params);
+    }
+
+    /**
+     * 是否为http(s)://开头
+     * 
+     * @param link 链接
+     * @return 结果
+     */
+    public static boolean ishttp(String link)
+    {
+        return StringUtils.startsWithAny(link, Constants.HTTP, Constants.HTTPS);
+    }
+
+    /**
+     * 字符串转set
+     * 
+     * @param str 字符串
+     * @param sep 分隔符
+     * @return set集合
+     */
+    public static final Set<String> str2Set(String str, String sep)
+    {
+        return new HashSet<String>(str2List(str, sep, true, false));
+    }
+
+    /**
+     * 字符串转list
+     * 
+     * @param str 字符串
+     * @param sep 分隔符
+     * @param filterBlank 过滤纯空白
+     * @param trim 去掉首尾空白
+     * @return list集合
+     */
+    public static final List<String> str2List(String str, String sep, boolean filterBlank, boolean trim)
+    {
+        List<String> list = new ArrayList<String>();
+        if (StringUtils.isEmpty(str))
+        {
+            return list;
+        }
+
+        // 过滤空白字符串
+        if (filterBlank && StringUtils.isBlank(str))
+        {
+            return list;
+        }
+        String[] split = str.split(sep);
+        for (String string : split)
+        {
+            if (filterBlank && StringUtils.isBlank(string))
+            {
+                continue;
+            }
+            if (trim)
+            {
+                string = string.trim();
+            }
+            list.add(string);
+        }
+
+        return list;
+    }
+
+    /**
+     * 判断给定的collection列表中是否包含数组array 判断给定的数组array中是否包含给定的元素value
+     *
+     * @param collection 给定的集合
+     * @param array 给定的数组
+     * @return boolean 结果
+     */
+    public static boolean containsAny(Collection<String> collection, String... array)
+    {
+        if (isEmpty(collection) || isEmpty(array))
+        {
+            return false;
+        }
+        else
+        {
+            for (String str : array)
+            {
+                if (collection.contains(str))
+                {
+                    return true;
+                }
+            }
+            return false;
+        }
+    }
+
+    /**
+     * 查找指定字符串是否包含指定字符串列表中的任意一个字符串同时串忽略大小写
+     *
+     * @param cs 指定字符串
+     * @param searchCharSequences 需要检查的字符串数组
+     * @return 是否包含任意一个字符串
+     */
+    public static boolean containsAnyIgnoreCase(CharSequence cs, CharSequence... searchCharSequences)
+    {
+        if (isEmpty(cs) || isEmpty(searchCharSequences))
+        {
+            return false;
+        }
+        for (CharSequence testStr : searchCharSequences)
+        {
+            if (containsIgnoreCase(cs, testStr))
+            {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    /**
+     * 驼峰转下划线命名
+     */
+    public static String toUnderScoreCase(String str)
+    {
+        if (str == null)
+        {
+            return null;
+        }
+        StringBuilder sb = new StringBuilder();
+        // 前置字符是否大写
+        boolean preCharIsUpperCase = true;
+        // 当前字符是否大写
+        boolean curreCharIsUpperCase = true;
+        // 下一字符是否大写
+        boolean nexteCharIsUpperCase = true;
+        for (int i = 0; i < str.length(); i++)
+        {
+            char c = str.charAt(i);
+            if (i > 0)
+            {
+                preCharIsUpperCase = Character.isUpperCase(str.charAt(i - 1));
+            }
+            else
+            {
+                preCharIsUpperCase = false;
+            }
+
+            curreCharIsUpperCase = Character.isUpperCase(c);
+
+            if (i < (str.length() - 1))
+            {
+                nexteCharIsUpperCase = Character.isUpperCase(str.charAt(i + 1));
+            }
+
+            if (preCharIsUpperCase && curreCharIsUpperCase && !nexteCharIsUpperCase)
+            {
+                sb.append(SEPARATOR);
+            }
+            else if ((i != 0 && !preCharIsUpperCase) && curreCharIsUpperCase)
+            {
+                sb.append(SEPARATOR);
+            }
+            sb.append(Character.toLowerCase(c));
+        }
+
+        return sb.toString();
+    }
+
+    /**
+     * 是否包含字符串
+     * 
+     * @param str 验证字符串
+     * @param strs 字符串组
+     * @return 包含返回true
+     */
+    public static boolean inStringIgnoreCase(String str, String... strs)
+    {
+        if (str != null && strs != null)
+        {
+            for (String s : strs)
+            {
+                if (str.equalsIgnoreCase(trim(s)))
+                {
+                    return true;
+                }
+            }
+        }
+        return false;
+    }
+
+    /**
+     * 将下划线大写方式命名的字符串转换为驼峰式。如果转换前的下划线大写方式命名的字符串为空，则返回空字符串。 例如：HELLO_WORLD->HelloWorld
+     * 
+     * @param name 转换前的下划线大写方式命名的字符串
+     * @return 转换后的驼峰式命名的字符串
+     */
+    public static String convertToCamelCase(String name)
+    {
+        StringBuilder result = new StringBuilder();
+        // 快速检查
+        if (name == null || name.isEmpty())
+        {
+            // 没必要转换
+            return "";
+        }
+        else if (!name.contains("_"))
+        {
+            // 不含下划线，仅将首字母大写
+            return name.substring(0, 1).toUpperCase() + name.substring(1);
+        }
+        // 用下划线将原始字符串分割
+        String[] camels = name.split("_");
+        for (String camel : camels)
+        {
+            // 跳过原始字符串中开头、结尾的下换线或双重下划线
+            if (camel.isEmpty())
+            {
+                continue;
+            }
+            // 首字母大写
+            result.append(camel.substring(0, 1).toUpperCase());
+            result.append(camel.substring(1).toLowerCase());
+        }
+        return result.toString();
+    }
+
+    /**
+     * 驼峰式命名法
+     * 例如：user_name->userName
+     */
+    public static String toCamelCase(String s)
+    {
+        if (s == null)
+        {
+            return null;
+        }
+        if (s.indexOf(SEPARATOR) == -1)
+        {
+            return s;
+        }
+        s = s.toLowerCase();
+        StringBuilder sb = new StringBuilder(s.length());
+        boolean upperCase = false;
+        for (int i = 0; i < s.length(); i++)
+        {
+            char c = s.charAt(i);
+
+            if (c == SEPARATOR)
+            {
+                upperCase = true;
+            }
+            else if (upperCase)
+            {
+                sb.append(Character.toUpperCase(c));
+                upperCase = false;
+            }
+            else
+            {
+                sb.append(c);
+            }
+        }
+        return sb.toString();
+    }
+
+    /**
+     * 查找指定字符串是否匹配指定字符串列表中的任意一个字符串
+     * 
+     * @param str 指定字符串
+     * @param strs 需要检查的字符串数组
+     * @return 是否匹配
+     */
+    public static boolean matches(String str, List<String> strs)
+    {
+        if (isEmpty(str) || isEmpty(strs))
+        {
+            return false;
+        }
+        for (String pattern : strs)
+        {
+            if (isMatch(pattern, str))
+            {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    /**
+     * 判断url是否与规则配置: 
+     * ? 表示单个字符; 
+     * * 表示一层路径内的任意字符串，不可跨层级; 
+     * ** 表示任意层路径;
+     * 
+     * @param pattern 匹配规则
+     * @param url 需要匹配的url
+     * @return
+     */
+    public static boolean isMatch(String pattern, String url)
+    {
+        AntPathMatcher matcher = new AntPathMatcher();
+        return matcher.match(pattern, url);
+    }
+
+    @SuppressWarnings("unchecked")
+    public static <T> T cast(Object obj)
+    {
+        return (T) obj;
+    }
+
+    /**
+     * 数字左边补齐0，使之达到指定长度。注意，如果数字转换为字符串后，长度大于size，则只保留 最后size个字符。
+     * 
+     * @param num 数字对象
+     * @param size 字符串指定长度
+     * @return 返回数字的字符串格式，该字符串为指定长度。
+     */
+    public static final String padl(final Number num, final int size)
+    {
+        return padl(num.toString(), size, '0');
+    }
+
+    /**
+     * 字符串左补齐。如果原始字符串s长度大于size，则只保留最后size个字符。
+     * 
+     * @param s 原始字符串
+     * @param size 字符串指定长度
+     * @param c 用于补齐的字符
+     * @return 返回指定长度的字符串，由原字符串左补齐或截取得到。
+     */
+    public static final String padl(final String s, final int size, final char c)
+    {
+        final StringBuilder sb = new StringBuilder(size);
+        if (s != null)
+        {
+            final int len = s.length();
+            if (s.length() <= size)
+            {
+                for (int i = size - len; i > 0; i--)
+                {
+                    sb.append(c);
+                }
+                sb.append(s);
+            }
+            else
+            {
+                return s.substring(len - size, len);
+            }
+        }
+        else
+        {
+            for (int i = size; i > 0; i--)
+            {
+                sb.append(c);
+            }
+        }
+        return sb.toString();
+    }
+}

src/main/resources/application.yml

@@ -0,0 +1,22 @@
+server:
+  port: 8888
+mybatis-plus:
+  # 搜索指定包别名
+  typeAliasesPackage: com.example.demo.**.domain
+  # 配置mapper的扫描，找到所有的mapper.xml映射文件
+  mapperLocations: classpath*:mapper/**/*Mapper.xml
+  # 加载全局的配置文件
+  configLocation: classpath:mybatis/mybatis-config.xml
+
+pagehelper:
+  helperDialect: mysql
+  supportMethodsArguments: true
+  params: count=countSql
+
+spring:
+  datasource:
+    type: com.alibaba.druid.pool.DruidDataSource
+    driver-class-name: com.mysql.cj.jdbc.Driver
+    url: jdbc:mysql://localhost:3306/ecs?useUnicode=true&characterEncoding=utf8
+    username: root
+    password: 123456

src/main/resources/mybatis/mybatis-config.xml

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+<!DOCTYPE configuration
+PUBLIC "-//mybatis.org//DTD Config 3.0//EN"
+"http://mybatis.org/dtd/mybatis-3-config.dtd">
+<configuration>
+    <!-- 全局参数 -->
+    <settings>
+        <!-- 使全局的映射器启用或禁用缓存 -->
+        <setting name="cacheEnabled"             value="true"   />
+        <!-- 允许JDBC 支持自动生成主键 -->
+        <setting name="useGeneratedKeys"         value="true"   />
+        <setting name="defaultExecutorType"      value="REUSE" />
+        <!-- 配置默认的执行器.SIMPLE就是普通执行器;REUSE执行器会重用预处理语句(prepared statements);BATCH执行器将重用语句并执行批量更新 -->
+        <setting name="defaultExecutorType"      value="SIMPLE" />
+		<!-- 指定 MyBatis 所用日志的具体实现 -->
+        <setting name="logImpl"                  value="SLF4J"  />
+        <!-- 使用驼峰命名法转换字段 -->
+		<!-- <setting name="mapUnderscoreToCamelCase" value="true"/> -->
+	</settings>
+
+</configuration>

src/main/resources/static/index.html

@@ -0,0 +1,6 @@
+<html>
+    <body>
+        <h1>hello word!!!</h1>
+        <p>this is a html page</p>
+    </body>
+</html>

src/test/java/com/example/demo/DemoApplicationTests.java

@@ -0,0 +1,13 @@
+package com.example.demo;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.boot.test.context.SpringBootTest;
+
+@SpringBootTest
+class DemoApplicationTests {
+
+    @Test
+    void contextLoads() {
+    }
+
+}