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这篇文章主要介绍“knife4j3.0.3怎么整合gateway和注册中心”的相关知识，小编通过实际案例向大家展示操作过程，操作方法简单快捷，实用性强，希望这篇“knife4j3.0.3怎么整合gateway和注册中心”文章能帮助大家解决问题。
<properties>
<java.version>1.8</java.version>
<spring-boot.version>2.3.12.RELEASE</spring-boot.version>
<spring-cloud.version>Hoxton.SR12</spring-cloud.version>
<spring-cloud-alibaba.version>2.2.10-RC1</spring-cloud-alibaba.version>
<knife4j.version>3.0.3</knife4j.version>
</properties>
<dependencyManagement>
<dependencies>
<!-- https://mvnrepository.com/artifact/org.springframework.boot/spring-boot-dependencies -->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-dependencies</artifactId>
<version>${spring-boot.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>
<!-- https://mvnrepository.com/artifact/org.springframework.cloud/spring-cloud-dependencies -->
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-dependencies</artifactId>
<version>${spring-cloud.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>
<!-- https://mvnrepository.com/artifact/com.alibaba.cloud/spring-cloud-alibaba-dependencies -->
<dependency>
<groupId>com.alibaba.cloud</groupId>
<artifactId>spring-cloud-alibaba-dependencies</artifactId>
<version>${spring-cloud-alibaba.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>
<!-- https://mvnrepository.com/artifact/com.github.xiaoymin/knife4j-dependencies -->
<dependency>
<groupId>com.github.xiaoymin</groupId>
<artifactId>knife4j-dependencies</artifactId>
<version>${knife4j.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>
</dependencies>
</dependencyManagement><!--网关--> <dependency> <groupId>org.springframework.cloud</groupId> <artifactId>spring-cloud-starter-gateway</artifactId> </dependency> <!--nacos注册中心--> <dependency> <groupId>com.alibaba.cloud</groupId> <artifactId>spring-cloud-starter-alibaba-nacos-discovery</artifactId> </dependency> <!--swagger美化——knife4j--> <dependency> <groupId>com.github.xiaoymin</groupId> <artifactId>knife4j-spring-boot-starter</artifactId> </dependency>
server: port: 8888 spring: main: web-application-type: reactive application: name: gateway
spring: cloud: nacos: server-addr: localhost:8848 username: nacos password: nacos discovery: enabled: true namespace: 776074db-06ad-4991-bb68-99b41ae971c9 gateway: routes: - id: news uri: lb://news predicates: - Path=/news/** filters: - StripPrefix=1
import lombok.RequiredArgsConstructor;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;
import reactor.core.publisher.Mono;
import springfox.documentation.swagger.web.SwaggerResource;
import springfox.documentation.swagger.web.SwaggerResourcesProvider;
import java.util.List;
/**
* @author √Angelの爱灬
* @date 2023/3/23
*/
@RestController
@RequiredArgsConstructor
public class SwaggerController {
private final SwaggerResourcesProvider swaggerResources;
@GetMapping("/swagger-resources")
public Mono<ResponseEntity<List<SwaggerResource>>> swaggerResources() {
return Mono.just((new ResponseEntity<>(swaggerResources.get(), HttpStatus.OK)));
}
}import com.msf.gateway.enums.ServiceEnum;
import lombok.RequiredArgsConstructor;
import org.springframework.cloud.gateway.config.GatewayProperties;
import org.springframework.cloud.gateway.route.RouteDefinition;
import org.springframework.cloud.gateway.support.NameUtils;
import org.springframework.context.annotation.Primary;
import org.springframework.stereotype.Component;
import springfox.documentation.swagger.web.SwaggerResource;
import springfox.documentation.swagger.web.SwaggerResourcesProvider;
import java.util.ArrayList;
import java.util.List;
/**
* 获取网关路由判断哪些路由需要使用文档
*
* @author √Angelの爱灬
* @date 2023/3/23
*/
@Primary
@Component
@RequiredArgsConstructor
public class SwaggerResourceConfig implements SwaggerResourcesProvider {
private final String API_URI = "v2/api-docs";
private final GatewayProperties gatewayProperties;
@Override
public List<SwaggerResource> get() {
// 接口资源列表
List<SwaggerResource> resources = new ArrayList<>();
// resources为所有路由都加载到文档，如果需要部分显示，在下方使用filter进行过滤即可
for (RouteDefinition route : gatewayProperties.getRoutes()) {
route.getPredicates().stream()
.filter(predicateDefinition -> ("Path").equalsIgnoreCase(predicateDefinition.getName()))
.forEach(predicateDefinition -> resources.add(swaggerResource(ServiceEnum.getServiceName(route.getId()),
predicateDefinition.getArgs().get(NameUtils.GENERATED_NAME_PREFIX + "0").replace("**", API_URI))));
}
return resources;
}
private SwaggerResource swaggerResource(String name, String url) {
SwaggerResource swaggerResource = new SwaggerResource();
swaggerResource.setName(name);
swaggerResource.setLocation(url);
swaggerResource.setUrl(url);
swaggerResource.setSwaggerVersion("2.0");
return swaggerResource;
}
}import lombok.AllArgsConstructor;
/**
* 服务列表
*
* @author √Angelの爱灬
* @date 2023/3/23
*/
@AllArgsConstructor
public enum ServiceEnum {
//新闻模块
news("新闻模块");
private final String serviceName;
public static String getServiceName(String name) {
for (ServiceEnum service : ServiceEnum.values()) {
if (name.equals(service.name())) {
return service.serviceName;
}
}
return "服务路由字典错误！";
}
}此后如果新增了其他子服务，在服务枚举类中添加对应的模块即可：枚举name=spring.cloud.gateway.routes.id，serviceName=服务名称
<dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-web</artifactId> </dependency> <!--nacos服务注册发现--> <dependency> <groupId>com.alibaba.cloud</groupId> <artifactId>spring-cloud-starter-alibaba-nacos-discovery</artifactId> </dependency> <!--swagger美化——knife4j--> <dependency> <groupId>com.github.xiaoymin</groupId> <artifactId>knife4j-micro-spring-boot-starter</artifactId> <exclusions> <exclusion> <groupId>javax.validation</groupId> <artifactId>validation-api</artifactId> </exclusion> </exclusions> </dependency>
server: port: 8080 spring: application: name: news
spring: cloud: nacos: server-addr: localhost:8848 username: nacos password: nacos discovery: enabled: true namespace: 776074db-06ad-4991-bb68-99b41ae971c9 knife4j: enable: true
import com.msf.common.constant.Constant;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.http.HttpMethod;
import springfox.documentation.builders.*;
import springfox.documentation.service.*;
import springfox.documentation.spi.DocumentationType;
import springfox.documentation.spring.web.plugins.Docket;
import springfox.documentation.swagger2.annotations.EnableSwagger2;
import java.util.ArrayList;
import java.util.List;
/**
* Swagger配置
*
* @author √Angelの爱灬
* @date 2023/3/21
*/
@Slf4j
@Configuration
@EnableSwagger2
public class SwaggerConfig {
@Value("${spring.profiles.active:}")
private String active;
@Bean
public Docket docDocket() {
boolean enableSwagger = !Constant.SPRING_PROFILES_ACTIVE_PRO.equalsIgnoreCase(active);
return new Docket(DocumentationType.SWAGGER_2)
// 非生产环境启用
.enable(enableSwagger)
.apiInfo(apiInfo())
.globalResponses(HttpMethod.GET, globalResponse())
.globalResponses(HttpMethod.POST, globalResponse())
.globalResponses(HttpMethod.PUT, globalResponse())
.globalResponses(HttpMethod.DELETE, globalResponse())
.select()
.apis(RequestHandlerSelectors.withClassAnnotation(Api.class))
.apis(RequestHandlerSelectors.withMethodAnnotation(ApiOperation.class))
.paths(PathSelectors.any())
.build()
.globalRequestParameters(globalRequestParameters());
}
private ApiInfo apiInfo() {
String title = "新闻模块";
String description = "<div style='font-size:14px;color:red;'>新闻模块knife4j接口文档</div>";
String version = "1.0.0";
String termsOfServiceUrl = "";
Contact contact = new Contact("√Angelの爱灬", "", "");
return new ApiInfoBuilder()
.title(title)
.description(description)
.version(version)
.termsOfServiceUrl(termsOfServiceUrl)
.contact(contact)
.build();
}
private List<Response> globalResponse(){
List<Response> responseList = new ArrayList<>();
responseList.add(new ResponseBuilder().code("401").description("未认证").build());
responseList.add(new ResponseBuilder().code("403").description("请求被禁止").build());
responseList.add(new ResponseBuilder().code("404").description("找不到资源").build());
return responseList;
}
private List<RequestParameter> globalRequestParameters() {
List<RequestParameter> parameters = new ArrayList<>();
RequestParameterBuilder requestParameterBuilder = new RequestParameterBuilder();
RequestParameter username = requestParameterBuilder
.name("username").description("用户账号").in(ParameterType.HEADER)
.build();
RequestParameter token = requestParameterBuilder
.name("token").description("token").in(ParameterType.HEADER)
.build();
parameters.add(username);
parameters.add(token);
return parameters;
}
}关于“knife4j3.0.3怎么整合gateway和注册中心”的内容就介绍到这里了，感谢大家的阅读。如果想了解更多行业相关的知识，可以关注亿速云行业资讯频道，小编每天都会为大家更新不同的知识点。
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