<!-- https://search.maven.org/artifact/com.github.xiaoymin/knife4j-spring-boot-starter -->
        <dependency>
            <groupId>com.github.xiaoymin</groupId>
            <artifactId>knife4j-spring-boot-starter</artifactId>
            <version>2.0.4</version>
        </dependency>

@PostMapping("/post")
    @ApiOperation(value = "post测试", notes = "测试接口")
    public ControllerResponse post(@Valid @RequestBody TestRequestParam body) {
        ControllerResponse result = new ControllerResponse();
        return result;
    }

@ApiModel(value = "测试参数")
public class TestRequestParam implements Serializable {
    @ApiModelProperty(value = "令牌", required = true, example = "ABCDEFG")
    @NotNull
    @NotBlank
    private String token;

    public String getToken() {
        return token;
    }

    public void setToken(String token) {
        this.token = token;
    }
}