springboot项目配置swagger2示例详解

<!--引入web相关依赖-->
<dependency>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-web</artifactId>
</dependency>
<!--引入swagger2-->
<dependency>
    <groupId>io.springfox</groupId>
    <artifactId>springfox-swagger2</artifactId>
    <version>2.9.2</version>
</dependency>
<!--引入swagger-ui-->
<dependency>
     <groupId>io.springfox</groupId>
     <artifactId>springfox-swagger-ui</artifactId>
     <version>2.9.2</version>
 </dependency>

server:
  port: 8001 #端口
  servlet:
    context-path: /springSecurity #配置项目名称

package com.xz.springsecuritydemo.config;

import com.Google.common.base.Predicate;
import io.swagger.annotations.ApiOperation;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.http.ResponseEntity;
import springfox.documentation.builders.ApiInfoBuilder;
import springfox.documentation.builders.RequestHandlerSelectors;
import springfox.documentation.service.ApiInfo;
import springfox.documentation.service.Contact;
import springfox.documentation.spi.DocumentationType;
import springfox.documentation.spring.web.plugins.Docket;
import springfox.documentation.swagger2.annotations.EnableSwagger2;
import static com.google.common.base.Predicates.or;
import static springfox.documentation.builders.PathSelectors.regex;


@Configuration
@EnableSwagger2//开启Swagger2
public class SwaggerConfig {

    //注入配置文件中的项目名称
    @Value("${server.servlet.context-path}")
    private String contextPath;

    
    private ApiInfo initApiInfo() {
        ApiInfo apiInfo = new ApiInfoBuilder()
                .title("springSecurity测试项目 PlatfORM API")//大标题
                .version( "1.0.0")//版本
                .description(initContextInfo())//描述
                .contact(new Contact("xz", "https://wwwxz.blog.csdn.net/", "123456@qq.com"))//作者信息
                .license("The System Server, Version 1.0")//网站链接显示文字
                .licenseUrl("https://wwwxz.blog.csdn.net/")//网站链接
                .build();

        return apiInfo;
    }

    private String initContextInfo() {
        StringBuffer sb = new StringBuffer();
        sb.append("REST API 设计在细节上有很多自己独特的需要注意的技巧，并且对开发人员在构架设计能力上比传统 API 有着更高的要求。")
                .append("<br/>")
                .append("本文通过翔实的叙述和一系列的范例，从整体结构，到局部细节，分析和解读了为了提高易用性和高效性，REST API 设计应该注意哪些问题以及如何解决这些问题。");

        return sb.toString();
    }

    
    @Bean
    public Docket restfulApi() {
        System.out.println("http://localhost:8001" + contextPath + "/swagger-ui.html");
        return new Docket(DocumentationType.SWAGGER_2)
                .apiInfo(initApiInfo())
                .groupName("RestfulApi")
                //.genericModelSubstitutes(DeferredResult.class)
                .genericModelSubstitutes(ResponseEntity.class)
                .useDefaultResponseMessages(true)
                .forCodeGeneration(false)
                .pathMapping(contextPath) // base，最终调用接口后会和paths拼接在一起
                .select()
                 //加了ApiOperation注解的类，才生成接口文档
                 //.apis(RequestHandlerSelectors.withMethodAnnotation(ApiOperation.class))
                 //暴露接口地址的包路径（即此包下的类，才生成接口文档）
                .apis(RequestHandlerSelectors.basePackage("com.xz.springsecuritydemo.modules.sys.controller"))
                .paths(doFilteringRules())//自定义的过滤规则
                .build();
    }

    
    private Predicate<String> doFilteringRules() {
        return or(
                regex("/testUser.*"),
                regex("/hello.*")
        );
    }
}

package com.xz.springsecuritydemo.modules.sys.entity;

import io.swagger.annotations.ApiModelProperty;

public class UserQueryCondition {
    private int id;
    @ApiModelProperty(value = "用户名称")
    private String name;
    private int age;

    public int getId() {
        return id;
    }

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

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public int getAge() {
        return age;
    }

    public void setAge(int age) {
        this.age = age;
    }
}

package com.xz.springsecuritydemo.modules.sys.controller;

import com.xz.springsecuritydemo.modules.sys.entity.User;
import com.xz.springsecuritydemo.modules.sys.entity.UserQueryCondition;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import io.swagger.annotations.ApiParam;
import org.apache.commons.lang.builder.ReflectionToStringBuilder;
import org.apache.commons.lang.builder.ToStringStyle;
import org.springframework.web.bind.annotation.*;

@Api(value = "API - UserController",description = "用户模块接口详情")
@RestController
@RequestMapping("/testUser")
public class UserController {

    
    @RequestMapping(value = "/queryUserByName",method = RequestMethod.GET)
    @ApiOperation(value = "根据用户名称查询服务")
    public void queryUserByName(@ApiParam(value = "用户username") @RequestParam(name="username",required = false, defaultValue ="tom" ) String name){
        System.out.println("queryUser====="+name);
    }

    
    @RequestMapping(value = "/queryUserAll",method = RequestMethod.GET)
    @ApiOperation(value = "根据用户id、名称和年龄查询服务")
    public void queryUserAll(UserQueryCondition userQueryCondition){
        //利用反射工具把对象输出
        System.out.println(ReflectionToStringBuilder.toString(userQueryCondition, ToStringStyle.MULTI_LINE_STYLE));
    }

    
    @PostMapping(value = "/createUser")
    @ApiOperation(value = "用户新增服务")
    public User userCreate1(@RequestBody User user){
        System.out.println(user.getName()+"----"+user.getPassword());
        user.setId(1);
        return user;
    }

    
    @PutMapping("/{id:\\d+}")
    @ApiOperation(value = "用户修改服务")
    public User update(@RequestBody User user){
        System.out.println(user.getId()+"======"+user.getName()+"----"+user.getPassword());
        user.setId(1);
        return user;
    }

    
    @DeleteMapping("/{id:\\d+}")
    @ApiOperation(value = "用户删除服务")
    public void delete(@PathVariable String id){
        System.out.println(id);
    }
}