Spring Boot整合Swagger-Bootstrap-UI(2019-09-24 編寫)


1. Swagger簡介

Swagger是一個API接口管理工具,支持在線測試接口數據,根據配置自動生成API文檔,結合spring mvc而提供界面化方法文檔的一個開源框架。

1.1 Swagger主要的項目

Swagger是一組開源項目,主要項目如下:

Swagger-tools:提供各種與Swagger進行集成和交互的工具。例如模式檢驗、Swagger 1.2文檔轉換成Swagger 2.0文檔等功能。
Swagger-core: 用於Java/Scala的的Swagger實現。與JAX-RS(Jersey、Resteasy、CXF…)、Servlets和Play框架進行集成。
Swagger-js: 用於JavaScript的Swagger實現。
Swagger-node-express: Swagger模塊,用於node.js的Express web應用框架。
Swagger-ui:一個無依賴的HTML、JS和CSS集合,可以為Swagger兼容API動態生成優雅文檔。
Swagger-codegen:一個模板驅動引擎,通過分析用戶Swagger資源聲明以各種語言生成客戶端代碼。
Swagger-editor:可讓使用者在瀏覽器里以YAML格式編輯Swagger API規范並實時預覽文檔。可以生成有效的Swagger JSON描述,並用於所有Swagger工具(代碼生成、文檔等等)中。

2. Swagger-Bootstrap-UI簡介

Swagger-Bootstrap-UI是springfox-swagger的增強UI實現,為Java開發者在使用Swagger的時候,能擁有一份簡潔、強大的接口文檔體驗。

2.1 Swagger-Bootstrap-UI核心功能

官方文檔:https://doc.xiaominfo.com/guide/#%E7%AE%80%E4%BB%8B

效果:http://swagger-bootstrap-ui.xiaominfo.com/doc.html

示例:https://gitee.com/xiaoym/swagger-bootstrap-ui-demo

該UI增強包主要包括兩大核心功能:文檔說明在線調試

  • 文檔說明:根據Swagger的規范說明,詳細列出接口文檔的說明,包括接口地址、類型、請求示例、請求參數、響應示例、響應參數、響應碼等信息,使用swagger-bootstrap-ui能根據該文檔說明,對該接口的使用情況一目了然。
  • 在線調試:提供在線接口聯調的強大功能,自動解析當前接口參數,同時包含表單驗證,調用參數可返回接口響應內容、headers、Curl請求命令實例、響應時間、響應狀態碼等信息,幫助開發者在線調試,而不必通過其他測試工具測試接口是否正確,簡介、強大

3. 創建spring Boot項目

本案例是基於spring boot+jpa+mysql+swagger,編譯器選擇IDEA。

3.1 創建maven 項目,引入依賴

image

spring Boot父包和編碼格式設置

<!-- 定義公共資源版本 -->
    <parent>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-parent</artifactId>
        <version>2.0.1.RELEASE</version>
        <relativePath/> <!-- lookup parent from repository -->
    </parent>

    <properties>
        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
        <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
        <java.version>1.8</java.version>
    </properties>

spring boot常用依賴包

<dependencies>
        <!-- 上邊引入 parent,因此 下邊無需指定版本 -->
        <!-- 包含 mvc,aop 等jar資源 -->
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-web</artifactId>
        </dependency>

        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-test</artifactId>
            <scope>test</scope>
        </dependency>

        <!--spring操作數據庫jpa  用於將數據存入數據庫的類和方法的集-->
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-data-jpa</artifactId>
        </dependency>

        <!-- 熱部署 -->
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-devtools</artifactId>
            <optional>true</optional>
            <scope>true</scope>
        </dependency>

        <!--spring模板引擎-->
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-thymeleaf</artifactId>
        </dependency>

        <!--數據庫相關-->
        <dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
        </dependency>
    </dependencies>

其他

<build>
        <plugins>
            <plugin>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-maven-plugin</artifactId>
                <configuration>
                    <!-- 沒有該配置,devtools 不生效 -->
                    <fork>true</fork>
                </configuration>
            </plugin>
        </plugins>
    </build>

引入swagger和的swagger-bootstrap-ui包

<!-- 引入swagger-ui包  -->
        <dependency>
            <groupId>io.springfox</groupId>
            <artifactId>springfox-swagger-ui</artifactId>
            <version>2.2.2</version>
        </dependency>

        <!-- 引入swagger包  -->
        <dependency>
            <groupId>io.springfox</groupId>
            <artifactId>springfox-swagger2</artifactId>
            <version>2.2.2</version>
        </dependency>

        <!-- 引入swagger-bootstrap-ui包 -->
        <dependency>
            <groupId>com.github.xiaoymin</groupId>
            <artifactId>swagger-bootstrap-ui</artifactId>
            <version>1.8.3</version>
        </dependency>

全部:

<!-- 定義公共資源版本 -->
    <parent>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-parent</artifactId>
        <version>2.0.1.RELEASE</version>
        <relativePath/> <!-- lookup parent from repository -->
    </parent>

    <properties>
        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
        <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
        <java.version>1.8</java.version>
    </properties>

    <dependencies>
        <!-- 上邊引入 parent,因此 下邊無需指定版本 -->
        <!-- 包含 mvc,aop 等jar資源 -->
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-web</artifactId>
        </dependency>

        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-test</artifactId>
            <scope>test</scope>
        </dependency>

        <!-- 引入swagger-ui包  -->
        <dependency>
            <groupId>io.springfox</groupId>
            <artifactId>springfox-swagger-ui</artifactId>
            <version>2.2.2</version>
        </dependency>

        <!-- 引入swagger包  -->
        <dependency>
            <groupId>io.springfox</groupId>
            <artifactId>springfox-swagger2</artifactId>
            <version>2.2.2</version>
        </dependency>

        <!-- 引入swagger-bootstrap-ui包 -->
        <dependency>
            <groupId>com.github.xiaoymin</groupId>
            <artifactId>swagger-bootstrap-ui</artifactId>
            <version>1.8.3</version>
        </dependency>

        <!--spring操作數據庫jpa  用於將數據存入數據庫的類和方法的集-->
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-data-jpa</artifactId>
        </dependency>

        <!-- 熱部署 -->
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-devtools</artifactId>
            <optional>true</optional>
            <scope>true</scope>
        </dependency>

        <!--spring模板引擎-->
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-thymeleaf</artifactId>
        </dependency>

        <!--數據庫相關-->
        <dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
        </dependency>
    </dependencies>
    <build>
        <plugins>
            <plugin>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-maven-plugin</artifactId>
                <configuration>
                    <!-- 沒有該配置,devtools 不生效 -->
                    <fork>true</fork>
                </configuration>
            </plugin>
        </plugins>
    </build>

3.2 編寫數據表

image

3.3 利用JPA編寫基本的增刪改查

在 resources 目錄下新建 application.properties 文件,內容如下

#修改tomcat默認端口號
server.port=8090

#配置數據源信息
spring.datasource.driver-class-name=com.mysql.jdbc.Driver
spring.datasource.url=jdbc:mysql://localhost:3306/jpastudy
spring.datasource.username=root
spring.datasource.password=1234567
#配置jpa
spring.jpa.hibernate.ddl-auto=update
spring.jpa.show-sql=true
spring.jackson.serialization.indent_output=true
##控制台打印sql

entitiy層

/**
 * @Auther: Newbe
 * @Date: 2019/9/24 10:34
 * @Description:
 */
@Entity
public class User {
    @Id
    @GeneratedValue(strategy= GenerationType.AUTO)
    private  Integer id;
    private  String username;
    private  String password;

    public Integer getId() {
        return id;
    }

    public void setId(Integer id) {
        this.id = id;
    }

    public String getUserName() {
        return username;
    }

    public void setUserName(String username) {
        this.username = username;
    }

    public String getPassword() {
        return password;
    }

    public void setPassword(String password) {
        this.password = password;
    }

}

service 接口層

package com.newbe.service;

import com.newbe.entity.User;

import java.util.List;
import java.util.Optional;

/**
 * @Auther: Newbe
 * @Date: 2019/9/24 23:48
 * @Description:
 */
public interface UserService {

    //根據id查詢用戶
    Optional<User> getUserById(Integer id);
    //查詢所有用戶
    List<User> getUserAll();
    //根據id刪除用戶
    void del(int id);
    //更新保存
    User save(User user);

}

service impl

package com.newbe.service;

import com.newbe.entity.User;
import com.newbe.repository.UserDAO;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.util.List;
import java.util.Optional;

/**
 * @Auther: Newbe
 * @Date: 2019/9/24 23:53
 * @Description:
 */
@Service
public class UserServiceImpl implements  UserService{

    @Autowired
    private UserDAO userDAO;

    @Override
    public Optional<User> getUserById(Integer id) {
        return userDAO.findById(id);
    }

    @Override
    public List<User> getUserAll() {
        return userDAO.findAll();
    }

    @Override
    public void del(int id) {
         userDAO.deleteById(id);
    }

    @Override
    public User save(User user) {
        userDAO.save(user);
        return user;
    }
}

controller層

package com.newbe.controller;

import com.newbe.entity.User;
import com.newbe.service.UserService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import java.util.List;
import java.util.Optional;

/**
 * @Auther: Newbe
 * @Date: 2019/9/24 23:58
 * @Description:
 */
@RestController
public class UserController {

    @Autowired
    private UserService userService;

    @RequestMapping("/findUserById")
    public Optional<User> getUserById(int id){
        return userService.getUserById(id);
    }

    @RequestMapping("/findAll")
    public List<User> findUserAll(){
        return userService.getUserAll();
    }

    @RequestMapping("/del")
    public void del(int id){
        userService.del(id);
    }

    @RequestMapping("/save")
    public User save(User user){
        return userService.save(user);
    }

}

啟動類

package com.newbe;

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.web.client.RestTemplateBuilder;
import org.springframework.context.annotation.Bean;
import org.springframework.web.client.RestTemplate;

/**
 * @Auther: Newbe
 * @Date: 2019/9/25 00:05
 * @Description:
 */
@SpringBootApplication
public class UserApp {

    public static void main(String[] args) {

        SpringApplication.run(UserApp.class,args);
    }
}

項目結構:

image

以上代碼的項目地址:https://gitee.com/fbyluohua/SwaggerStudy.git 以上是源代碼,后面直接對源代碼進行使用Swagger生成文檔

image

4. 配置Swagger信息

新建config文件夾

image

SwaggerConfiguration.java

package com.newbe.comfig;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import springfox.documentation.builders.ApiInfoBuilder;
import springfox.documentation.builders.PathSelectors;
import springfox.documentation.builders.RequestHandlerSelectors;
import springfox.documentation.service.ApiInfo;
import springfox.documentation.spi.DocumentationType;
import springfox.documentation.spring.web.plugins.Docket;
import springfox.documentation.swagger2.annotations.EnableSwagger2;

@Configuration
@EnableSwagger2
public class SwaggerConfiguration {

 @Bean
 public Docket createRestApi() {
     return new Docket(DocumentationType.SWAGGER_2)
     .apiInfo(apiInfo())
     .select()
         //掃描端口
     .apis(RequestHandlerSelectors.basePackage("com.newebe"))
     .paths(PathSelectors.any())
     .build();
 }

 private ApiInfo apiInfo() {
     return new ApiInfoBuilder()
     .title("swagger-bootstrap-ui RESTful APIs")
     .description("swagger-bootstrap-ui")
     .termsOfServiceUrl("http://localhost:8999/")
     .contact("1160285648@mail.com")
     .version("1.0")
     .build();
 }
}

啟動項目,在瀏覽器輸入:http://localhost:8090/doc.html

image

以上表示swagger界面生成成功,接着需要配置注釋來生成API文檔

5. 添加swagger注解

為controller層添加注解

**
 * @Auther: Newbe
 * @Date: 2019/9/24 23:58
 * @Description:
 */
@Api(value="用戶接口",description = "用戶信息接口")
@RestController
public class UserController {

    @Autowired
    private UserService userService;
    @ApiOperation(value="根據id獲取用戶信息",notes="方法備注說明")
    @ApiImplicitParams({ @ApiImplicitParam(paramType = "query", dataType = "Integer", name = "id", value = "編號", required = true) })
    @RequestMapping(value = "/findUserById", method=RequestMethod.GET )
    public Optional<User> getUserById(int id){
        return userService.getUserById(id);
    }
    @ApiOperation(value="查詢所有用戶信息",notes="方法備注說明")
    @RequestMapping(value = "/findAll", method=RequestMethod.GET  )
    public List<User> findUserAll(){
        return userService.getUserAll();
    }


    @ApiOperation(value="根據id刪除用戶信息",notes="方法備注說明")
    @RequestMapping(value ="/del", method=RequestMethod.GET)
    public void del(int id){
        userService.del(id);
    }


    @ApiOperation(value="保存用戶信息",notes="方法備注說明")
    @RequestMapping(value ="/save",method=RequestMethod.GET)
    public User save(User user){
        return userService.save(user);
    }

}

為實體層添加注解

/**
 * @Auther: Newbe
 * @Date: 2019/9/24 10:34
 * @Description:
 */
@ApiModel(value = "User",description = "用戶信息")
@Entity
public class User {
    @Id
    @GeneratedValue(strategy= GenerationType.AUTO)
    @ApiModelProperty(value = "用戶ID",name = "id")
    private  Integer id;

    @ApiModelProperty(value = "用戶名",name = "userName")
    private  String username;

    @ApiModelProperty(value = "密碼",name = "password")
    private  String password;

    public Integer getId() {
        return id;
    }

    public void setId(Integer id) {
        this.id = id;
    }

    public String getUserName() {
        return username;
    }

    public void setUserName(String username) {
        this.username = username;
    }

    public String getPassword() {
        return password;
    }

    public void setPassword(String password) {
        this.password = password;
    }

    @Override
    public String toString() {
        return "User{" +
                "id=" + id +
                ", username='" + username + '\'' +
                ", password='" + password + '\'' +
                '}';
    }
}

6. 生成API文檔

啟動項目,在瀏覽器輸入:http://localhost:8090/doc.html

image

展開用戶接口image測試接口image測試成功,其他接口也一樣這樣測試image
關於項目代碼image

7. 關於API接口詳解

請參考:https://blog.csdn.net/xiaojin21cen/article/details/78654652


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