第二章：Swagger2

<dependency>
    <groupId>io.springfox</groupId>
    <artifactId>springfox-swagger2</artifactId>
    <version>2.9.2</version>
    <exclusions>
        <exclusion>
            <artifactId>swagger-models</artifactId>
            <groupId>io.swagger</groupId>
        </exclusion>
    </exclusions>
</dependency>
​
<dependency>
    <groupId>com.github.xiaoymin</groupId>
    <artifactId>swagger-bootstrap-ui</artifactId>
    <version>1.8.5</version>
</dependency>
​
<!-- 使用1.5.22-->
<dependency>
    <groupId>io.swagger</groupId>
    <artifactId>swagger-models</artifactId>
    <version>1.5.22</version>
</dependency>

@Configuration
//开启Swagger2
@EnableSwagger2
//配置生产环境下不可用  dev(开发)、test(测试)、prod(生产)
@Profile({"dev","test"})
public class Swagger2Configuration extends WebMvcConfigurationSupport {
    //api接口包扫描路径
    public static final String
            SWAGGER_SCAN_BASE_PACKAGE = "com.lky.swagger2pro.controller";
    //指定当前Swagger API文档版本
    public static final String VERSION = "1.0.0";
​
    /**
     * 创建API应用
     * apiInfo() 增加API相关信息
     * 通过select()函数返回一个ApiSelectorBuilder实例,用来控制哪些接口暴露给Swagger来展现，
     * 本例采用指定扫描的包路径来定义指定要建立API的目录。
     * @return
     */
    @Bean
    public Docket createRestApi() {
        return new Docket(DocumentationType.SWAGGER_2)
                // 接口文档的基本信息
                .apiInfo(apiInfo())
                .select()
                // 方法需要有ApiOperation注解才能生存接口文档
                //.apis(RequestHandlerSelectors.basePackage(SWAGGER_SCAN_BASE_PACKAGE))
                .apis(RequestHandlerSelectors.withMethodAnnotation(ApiOperation.class))
                // 路径使用any风格
                .paths(PathSelectors.any())
                .build();
    }
​
    /**
     * 创建该API的基本信息（这些基本信息会展现在文档页面中）
     * 访问地址：http://项目实际地址/doc.html
     * @return
     */
    private ApiInfo apiInfo() {
        return new ApiInfoBuilder()
                .title("SpringBoot中使用Swagger2构建RestFul APIs")
                .description("测试系统")
                //.termsOfServiceUrl("http://www.**.com")
                .version(VERSION)
                .build();
    }
​
    @Override
    protected void addResourceHandlers(ResourceHandlerRegistry registry) {
        registry.addResourceHandler("doc.html").addResourceLocations("classpath:/META-INF/resources/");
        registry.addResourceHandler("/webjars/**").addResourceLocations("classpath:/META-INF/resources/webjars/");
    }
}

@RestController
@Api(value = "书本管理",tags = {"书本管理"}) //tags可以代替value属性
@RequestMapping("/book")
public class BookController {
    ...
}

@ApiOperation(value = "查询所有书本信息", notes = "查询返回所有书本信息集合",
            produces = "application/json")
@GetMapping(value="/queryAll")
public JsonResponseBody<List<Book>> queryAll(){
    try {
        return bookService.queryAll();
    } catch (Exception e) {
        e.printStackTrace();
        return new JsonResponseBody<>(500,e.getMessage());
    }
}

@ApiOperation(value="查询单个书本信息",notes = "查询单个书本信息")
@ApiImplicitParam(value="书本ID",name="bookid",required = true,dataType = "String",defaultValue = "8f46b5018a6811e9a9c528d24413c293" )
@GetMapping("/querySingleBook")
public Book querySingleBook(String bookid){
    JsonResponseBody<Book> json = bookService.selectByPrimaryKey(bookid);
    return json.getData();
}

@ApiOperation(value = "新增书本信息", notes = "新增书本信息"
            ,produces = "application/json",consumes = "application/json")
@ApiImplicitParams({
            @ApiImplicitParam(name="bookname",value="书本名称",required = true,dataType = "String"),
            @ApiImplicitParam(name="price",value="书本价格",required = true,dataType = "Double"),
            @ApiImplicitParam(name="booktype",value="书本类型",required = true,dataType = "String")
})
@PostMapping("/addBook")
public JsonResponseBody<?> addBook(@RequestParam String bookname,
                                   @RequestParam Double price,
                                   @RequestParam String booktype){
    return bookService.insert(Book.builder()
        .bookid(UUID.randomUUID().toString().replace("-",""))
        .bookname(bookname)
        .booktype(booktype)
        .price(price)
        .build());
}

@ApiOperation(value="修改书本信息",notes = "修改书本信息")
@PostMapping("/editBook")
public JsonResponseBody<?> editBook(@RequestBody Book book){
    return bookService.updateByPrimaryKey(book);
}

@Data
@Builder
@AllArgsConstructor
@NoArgsConstructor
@ApiModel(value="书本对象")
public class Book implements Serializable {
​
    /**
     * 书本编号
     */
    @ApiModelProperty(value="书本编号")
    private String bookid;
​
    /**
     * 书本名称
     */
    @ApiModelProperty(value="书本名称")
    private String bookname;
​
    /**
     * 书本价格
     */
    @ApiModelProperty(value="书本价格")
    private Double price;
​
    /**
     * 书本类型
     */
    @ApiModelProperty(value="书本类型")
    private String booktype;
​
    private static final long serialVersionUID = 1L;
}

@ApiOperation(value="新增书本信息1",notes="新增书本信息1")
@PostMapping("/addBooks")
public JsonResponseBody<?> addBooks(
            @ApiParam(name="bookName",value="bookName",required = true) @RequestParam("bookName") String bookName,
            @ApiParam(name="price",value="price",required = true) @RequestParam("price") float price,
            @ApiParam(name="bookType",value="bookType",required = true) @RequestParam("bookType") String bookType){
      System.out.println("bookName="+bookName+",price="+price+",bookType="+bookType);
    return new JsonResponseBody<>();
}

@Configuration
//开启Swagger2
@EnableSwagger2
//配置生产环境下不可用  dev(开发)、test(测试)、prod(生产)
@Profile({"dev","test"})
public class Swagger2Configuration extends WebMvcConfigurationSupport {
    
    ...

    @Override
    protected void addResourceHandlers(ResourceHandlerRegistry registry) {
        registry.addResourceHandler("doc.html")
.addResourceLocations("classpath:/META-INF/resources/");
        registry.addResourceHandler("/webjars/**")
.addResourceLocations("classpath:/META-INF/resources/webjars/");
    }
}

spring:
  #配置swagger2生产和测试环境不可用
  profiles:
    active: prod