SpringBoot系统搭建集成-006-集成swagger2

Lison , v1.0.0, 2019.10.13

SpringBoot系统搭建集成-006-集成swagger2

简介和配置

Swagger2是一款RESTFUL接口的文档在线自动生成和功能测试功能软件
Swagger 是一个规范和完整的框架,用于生成、描述、调用和可视化 RESTful 风格的 Web 服务。总体目标是使客户端和文件系统作为服务器以同样的速度来更新。文件的方法,参数和模型紧密集成到服务器端的代码,允许API来始终保持同步。Swagger 让部署管理和使用功能强大的API从未如此简单 。

修改pom.添加依赖:

<io.springfox.swagger.version>2.8.0io.springfox.swagger.version><dependency><groupId>io.springfoxgroupId><artifactId>springfox-swagger2artifactId><version>${io.springfox.swagger.version}version>dependency><dependency><groupId>io.springfoxgroupId><artifactId>springfox-swagger-uiartifactId><version>${io.springfox.swagger.version}version>dependency>

添加配置类

/*** @author : Lison* @Date: 2019/10/16 15:08* @Description:*/
@Configuration
@EnableSwagger2
public class SwaggerConfig {@Beanpublic Docket docket(){return new Docket(DocumentationType.SWAGGER_2).useDefaultResponseMessages(false).select().apis(RequestHandlerSelectors.basePackage("com.github.cundream")).paths(PathSelectors.regex("(?!auth).*$")).build().securityContexts(securityContexts());}private List<SecurityContext> securityContexts() {return Lists.newArrayList(SecurityContext.builder().securityReferences(defaultAuth()).forPaths(PathSelectors.regex("^(?!auth).*$")).build());}private List<SecurityReference> defaultAuth() {AuthorizationScope authorizationScope = new AuthorizationScope("global", "accessEverything");AuthorizationScope[] authorizationScopes = new AuthorizationScope[]{authorizationScope};SecurityReference securityReference = new SecurityReference("X-Authorization", authorizationScopes);return Lists.newArrayList(securityReference);}private ApiInfo getApiInfo(){return new ApiInfoBuilder().title("API接口文档").description("swagger2  api").termsOfServiceUrl("http://localhost/swagger-ui.html").version("1.0").contact(new Contact("Lison", "http://localhost/swagger-ui.html", "cundream@163.com")).build();}}
.apis(RequestHandlerSelectors.basePackage("com.github.cundream"))
会将包下的所有被@Api标记的类带有@RequestMapping或者XxxMapping都会给暴露给swagger.apis(RequestHandlerSelectors.withMethodAnnotation(ApiOperation.class))
只有在类上使用@Api注解标注并且在方法上使用@ApiOperation注解才会暴露给swagger,这种方式没有包名的限制,可以将需要暴露的接口分散到各个包里,只要类上有@Api注解方法上有@ApiOperation注解就能暴露出来,如果不想暴露出来就不用使用这两个注解

Swagger 各注解说明

@RestController
@RequestMapping("/user")
@Api(value = "UserController", tags = "user", description = "User相关接口")
public class UserController

@Api用来标识Class

 @ApiOperation(value = "获取用户信息", notes = "获取用户信息")@ApiResponses({@ApiResponse(code = 200, message = "success"),@ApiResponse(code = 10001, message = "secret_key与token不符合"),@ApiResponse(code = 10002, message = "获取用户信息错误", response = Exception.class)})@PostMapping("/getUserinfo")public String getUsesrInfo(@ApiParam(name = "secret_key", value = "秘钥", required = true) @RequestParam String secret_key,@ApiParam(name = "token", value = "token", required = true) @RequestParam String token,@ApiParam(name = "type", value = "用户类型", required = true) @RequestParam String type){return "{'type': " + type + ", 'url': 'rtmp://localhost/user', 'urlHD': 'rtmp://localhost/hd/user'}";}

@ApiOperation(value = “接口方法的名称”, notes = “备注说明”)
@ApiParam(name = “参数名称”, value = “备注说明”, required = 是否必须):标注在方法的参数上 用于描述参数的名称、备注、是否必须等信息
@ApiImplicitParams: 用于包含多个@ApiImplicitParam
@ApiResponse(code = 0, message = “success”),

  • code:响应码,例如400
  • message:信息,一般是对code的描述
  • response:抛出异常的类
    @ApiOperation(value = "修改用户信息", notes = "修改用户信息")@ApiImplicitParams({@ApiImplicitParam(dataTypeClass = String.class, paramType = "header", name = "id", value = "id标识", required = true),@ApiImplicitParam(dataTypeClass = String.class, paramType = "query", name = "userName", value = "登陆名", required = true),@ApiImplicitParam(dataTypeClass = String.class, paramType = "path", name = "passWord", value = "密码", required = true),@ApiImplicitParam(dataTypeClass = String.class, paramType = "body", name = "realName", value = "名字", required = true)})@PutMapping("/updateUserInfo")public String updateUser(@RequestHeader String id, @RequestParam String userName, @PathVariable String passWord, @RequestBody String realName){return "{'id': " + id + ", 'userName':" + userName + ", 'passWord':" + passWord + ", 'realName':" + realName +"}";}

@ApiImplicitParam用于描述方法的参数,标注在方法上,和@ApiParam功能一样,只是标注的位置不同而已

  • paramType:参数类型,即参数放在哪个地方
    • header–>请求参数的获取:@RequestHeader,参数放在请求头
    • query–>请求参数的获取:@RequestParam,参数追加在url后面
    • path(用于restful接口)–>请求参数的获取:@PathVariable
    • body 使用@RequestBody接收数据 POST有效,参数放在请求体中
  • name:参数名
  • dataType:参数的数据类型
  • required:参数是否必须传
  • value:参数的描述
  • defaultValue:参数的默认值
    @ApiImplicitParams: 用于包含多个@ApiImplicitParam
	@ApiModelProperty(value = "当前页", required = true)private Integer page;@ApiModelProperty(value = "每页记录数", required = true)private Integer pageSize;

@ApiModel:描述一个Model的信息(这种一般用在post创建的时候,使用@RequestBody这样的场景,请求参数无法使用@ApiImplicitParam注解进行描述的时候)
@ApiModelProperty:描述一个model的属性

  • value 参数名称
  • required 是否必须 boolean
  • hidden 是否隐藏 boolean

@ApiIgnore:用于或略该接口,不生成该接口的文档

测试

启动项目后访问http://localhost:8082/bootbuliding/swagger-ui.html

[外链图片转存失败,源站可能有防盗链机制,建议将图片保存下来直接上传(img-ia59JoV5-1572488875744)(....\springboot\typora-user-images\1571211495174.png)]

扩展

集成第三方的 swagger 来替换原生的 swagger,美化文档样式

pom.xml

去除原有的swagger依赖更换为如下配置

		<dependency><groupId>com.battcngroupId><artifactId>swagger-spring-boot-starterartifactId><version>${battcn.swagger.version}version>dependency>

application.yml

spring:swagger:#是否开启enabled: truetitle: SpringBootBuilding系统构建description: 这是一个描述version: 1.0.0-SNAPSHOTcontact:name: Lisonemail: cundream@163.com# swagger扫描的基础包,默认:全扫描#base-package:#需要处理的基础URL规则,默认:/**#base-path:#需要排除的URL规则,默认:空#exclude-path:security:filter-plugin: trueusername: Lisonpassword: 123456#是否启用 swagger登陆验证global-response-messages:GET[0]:code: 400message: Bad Request,一般为请求参数不对GET[1]:code: 404message: NOT FOUND,一般为请求路径不对GET[2]:code: 500message: ERROR,一般为程序内部错误POST[0]:code: 400message: Bad Request,一般为请求参数不对POST[1]:code: 404message: NOT FOUND,一般为请求路径不对POST[2]:code: 500message: ERROR,一般为程序内部错误

参考文档

  • https://github.com/battcn/swagger-spring-boot/blob/master/README.md
  • 几款比较好看的swagger-ui,具体使用方法参见各个依赖的官方文档:
    • battcn 的 swagger-spring-boot-starter 文档:https://github.com/battcn/swagger-spring-boot/blob/master/README.md
    • swagger-ui-layer 文档:https://gitee.com/caspar-chen/Swagger-UI-layer#%E5%A6%82%E4%BD%95%E4%BD%BF%E7%94%A8
    • swagger-bootstrap-ui 文档:https://gitee.com/xiaoym/swagger-bootstrap-ui#%E4%BD%BF%E7%94%A8%E8%AF%B4%E6%98%8E
    • swagger-ui-themes 文档:https://github.com/ostranme/swagger-ui-themes#getting-started

项目GitHub地址


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