使用spring boot如何实现对Swagger2进行整合

 <dependency> 
   <groupId>io.springfox</groupId> 
   <artifactId>springfox-swagger2</artifactId> 
   <version>2.6.1</version>
  </dependency> 
  <dependency> 
   <groupId>io.springfox</groupId> 
   <artifactId>springfox-swagger-ui</artifactId> 
   <version>2.6.1</version>
  </dependency>

package com.example;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import springfox.documentation.builders.ApiInfoBuilder;
import springfox.documentation.builders.PathSelectors;
import springfox.documentation.builders.RequestHandlerSelectors;
import springfox.documentation.service.ApiInfo;
import springfox.documentation.spi.DocumentationType;
import springfox.documentation.spring.web.plugins.Docket;
import springfox.documentation.swagger2.annotations.EnableSwagger2;
@Configuration
@EnableSwagger2
public class Swagger2Config {
 @Bean
 public Docket createRestApi() {
  return new Docket(DocumentationType.SWAGGER_2)
    .apiInfo(apiInfo())
    .select()
    .apis(RequestHandlerSelectors.basePackage("com.example"))
    .paths(PathSelectors.any())
    .build();
 }
 private ApiInfo apiInfo() {
  return new ApiInfoBuilder()
    .title("Spring Boot中使用Swagger2构建RESTful APIs")
    .description("spring boot整合swagger2")
    .termsOfServiceUrl("www.baidu.com")
    .contact("牛头人")
    .version("1.0")
    .build();
 }
}

package com.example.swagger2;
public class User {
 private String id;
 private String name;
 public String getId() {
  return id;
 }
 public void setId(String id) {
  this.id = id;
 }
 public String getName() {
  return name;
 }
 public void setName(String name) {
  this.name = name;
 }
}

package com.example.swagger2;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RestController;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiImplicitParam;
import io.swagger.annotations.ApiImplicitParams;
import io.swagger.annotations.ApiOperation;
import io.swagger.annotations.ApiResponse;
import io.swagger.annotations.ApiResponses;
@RestController
@RequestMapping(value="/api") 
@Api("SwaggerDemoController相关api")
public class SwaggerDemoController {
 static Map<String, User> users = Collections.synchronizedMap(new HashMap<String, User>());
 @ApiOperation(value="获取用户列表", notes="")
 @ApiResponses({
  @ApiResponse(code=400,message="请求参数没填好"),
  @ApiResponse(code=404,message="请求路径没有或页面跳转路径不对")
 })
 @RequestMapping(value={""}, method=RequestMethod.GET)
 public List<User> getUserList() {
  List<User> r = new ArrayList<User>(users.values());
  return r;
 }
 @ApiOperation(value="创建用户", notes="根据User对象创建用户")
 @ApiImplicitParam(name = "user", value = "用户详细实体user", required = true, dataType = "User")
 @ApiResponses({
  @ApiResponse(code=400,message="请求参数没填好"),
  @ApiResponse(code=404,message="请求路径没有或页面跳转路径不对")
 })
 @RequestMapping(value="", method=RequestMethod.POST)
 public String postUser(@RequestBody User user) {
  users.put(user.getId(), user);
  return "success";
 }
 @ApiOperation(value="获取用户详细信息", notes="根据url的id来获取用户详细信息")
 @ApiImplicitParam(name = "id", value = "用户ID",paramType="path", required = true, dataType = "String")
 @ApiResponses({
  @ApiResponse(code=400,message="请求参数没填好"),
  @ApiResponse(code=404,message="请求路径没有或页面跳转路径不对")
 })
 @RequestMapping(value="/{id}", method=RequestMethod.GET)
 public User getUser(@PathVariable String id) {
  System.out.println("id="+id);
  return users.get(id);
 }
 @ApiOperation(value="更新用户详细信息", notes="根据url的id来指定更新对象，并根据传过来的user信息来更新用户详细信息")
 @ApiImplicitParams({
   @ApiImplicitParam(name = "id", value = "用户ID",paramType="path", required = true, dataType = "String"),
   @ApiImplicitParam(name = "user", value = "用户详细实体user", required = true, dataType = "User")
 })
 @ApiResponses({
  @ApiResponse(code=400,message="请求参数没填好"),
  @ApiResponse(code=404,message="请求路径没有或页面跳转路径不对")
 })
 @RequestMapping(value="/{id}", method=RequestMethod.PUT)
 public String putUser(@PathVariable String id, @RequestBody User user) {
  System.out.println("id="+id);
  User u = users.get(id);
  u.setName(user.getName());
  users.put(id, u);
  return "success";
 }
 @ApiOperation(value="删除用户", notes="根据url的id来指定删除对象")
 @ApiImplicitParam(name = "id", value = "用户ID",paramType="path", required = true, dataType = "String")
 @ApiResponses({
  @ApiResponse(code=400,message="请求参数没填好"),
  @ApiResponse(code=404,message="请求路径没有或页面跳转路径不对")
 })
 @RequestMapping(value="/{id}", method=RequestMethod.DELETE)
 public String deleteUser(@PathVariable String id) {
  System.out.println("id="+id);
  users.remove(id);
  return "success";
 }
}