springboot怎麼整合swagger3與knife4j

springboot整合swagger3

swagger3的springboot啟動器jar套件

<!-- https://mvnrepository.com/artifact/io.springfox/springfox-boot-starter -->
<dependency>
    <groupId>io.springfox</groupId>
    <artifactId>springfox-boot-starter</artifactId>
    <version>3.0.0</version>
</dependency>

注意：目前SpringBoot版本為2.5.6，Swagger3.0目前無法完全相容於SpringBoot2.6. x！

#寫TestController程式碼

@RestController
@RequestMapping("test")
public class TestController {
    @GetMapping
    public Map<String, Object> get(@RequestParam String id) {
        Map<String, Object> r = new HashMap<>(1);
        r.put("id", id);
        return r;
    }

    @PostMapping
    public Map<String, Object> post() {
        Map<String, Object> r = new HashMap<>(1);
        r.put("code", 200);
        return r;
    }
    @PutMapping
    public Map<String, Object> put(String id) {
        Map<String, Object> r = new HashMap<>(1);
        r.put("id", id);
        return r;
    }

    @DeleteMapping
    public Map<String, Object> delete(String id) {
        Map<String, Object> r = new HashMap<>(1);
        r.put("id", id);
        return r;
    }
}

建立Swagger3Configuration

@Configuration
@EnableOpenApi
public class SwaggerConfig {
    private static final String VERSION = "0.0.1";
    @Bean
    public Docket createRestApi() {
        return new Docket(DocumentationType.OAS_30)
                .groupName("分组名称")
                .apiInfo(apiInfo())
                .select()
                //要扫描的包
                .apis(RequestHandlerSelectors.basePackage("com.example.swagger.controller"))
                .paths(PathSelectors.any())
                .build();
    }
    private ApiInfo apiInfo() {
        return new ApiInfoBuilder()
                // 设置标题
                .title("文档标题")
                //联系人
                .contact(contact())
                //描述
                .description("xxx文档")
                //服务
                .termsOfServiceUrl("https://spring.io/")
                //许可证
                .license("Apache 2.0")
                .licenseUrl("https://www.apache.org/licenses/LICENSE-2.0")
                .version(VERSION)
                .build();
    }
    private Contact contact (){
        return new Contact("SpringBoot", "https://spring.io/", "email");
    }
}

對介面進行註解

swagger中常用的註解

#註解	作用	使用位置
@Api	表示對類別的說明常用參數	類別
@ApiOperation	說明方法的用途
#@ApiImplicitParams	裡面可以包含多個@ApiImplicitParam	方法
@ApiImplicitParam	描述參數的用途	方法
@ApiModel	表示一個資料類別的資訊	類別
@ApiModelProperty	描述資料類別的屬性	屬性
#@ApiIgnore	忽略某個欄位使之不顯示在文件中	屬性

介面基本上使用

1.新一個使用者實體類別

@ApiModel("用户")
@Data
public class User {
    @ApiModelProperty("用户名")
    private String username;
    @ApiModelProperty("密码")
    private String password;
}

2.為TestController添加註解

@Api(tags = "测试接口")
@RestController
@RequestMapping("test")
public class TestController {
    @ApiOperation("get请求")
    @GetMapping
    @ApiImplicitParam(name = "id", value = "测试用id", dataTypeClass = String.class)
    public Map<String, Object> get(@RequestParam String id) {
        Map<String, Object> r = new HashMap<>(1);
        r.put("id", id);
        return r;
    }

    @ApiOperation("post请求")
    @PostMapping
    public Map<String, Object> post(@RequestBody User user) {
        Map<String, Object> r = new HashMap<>(1);
        r.put("code", 200);
        return r;
    }

    @ApiOperation("put请求")
    @PutMapping
    @ApiImplicitParam(name = "id", value = "put请求id", dataTypeClass = String.class)
    public Map<String, Object> put(String id) {
        Map<String, Object> r = new HashMap<>(1);
        r.put("id", id);
        return r;
    }

    @ApiOperation("delete请求")
    @DeleteMapping
    @ApiImplicitParam(name = "id", value = "delete请求id", dataTypeClass = String.class)
    public Map<String, Object> delete(String id) {
        Map<String, Object> r = new HashMap<>(1);
        r.put("id", id);
        return r;
    }
}

運行結果

##集成更好的UI-knife4j

maven

<dependency>
   <groupId>com.github.xiaoymin</groupId>
   <artifactId>knife4j-micro-spring-boot-starter</artifactId>
   <version>3.0.3</version>
</dependency>

啟動器

在SwaggerConfig類別上新增**@EnableKnife4j**

#

@Configuration
@EnableOpenApi
@EnableKnife4j
public class SwaggerConfig

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