PickUp SpringBoot REST API Facebook

PickUp

Purpose

1. Understand OAuth.
2. Using facebook account information
3. Implementing a PickUp Backend.

Technical Stack

• Spring Boot(Maven)
• MyBatis
• MySQL
• OAuth
• REST API
• Swagger

Spring Boot

HttpRequest -> Controller -> Service -> Mapper -> MySQL

Applicatin.java

Main Method in Spring Boot.

public class Application {

    public static void main(String[] args) {
        SpringApplication.run(Application.class, args);
    }

}

GlobalExceptionHandler.java

400, 401, 404, 500, etc... Handle exceptions and Return Httpstatus.

@RestControllerAdvice
@RestController
public class GlobalExceptionHandler implements ErrorController {

    @ExceptionHandler(value = Exception.class)
    @ResponseStatus(HttpStatus.INTERNAL_SERVER_ERROR)
    public void baseException (Exception e) {e.printStackTrace();}

}

JWTInterceptor.java

JWT intercepts all requests.

@Component
public class FacebookToken {

    public String isUsable(String facebook) {
        Map<String, Object> map;
        ObjectMapper mapper = new ObjectMapper();
        RestTemplate restTemplate = new RestTemplate();

        URI uri = UriComponentsBuilder.newInstance().scheme("https").host("graph.facebook.com")
                .path("/me")
                .queryParam("fields", "id")
                .queryParam("access_token", facebook)
                .build()
                .encode()
                .toUri();
    }

}

MVCConfig.java

Solve CORS Issues.

@Component
public class CORSFilter implements Filter {

    @Override
    public void init(FilterConfig filterConfig) throws ServletException {

    }

    @Override
    public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain) throws IOException, ServletException {
        HttpServletResponse httpServletResponse = (HttpServletResponse) servletResponse;
        httpServletResponse.setHeader("Access-Control-Allow-Origin", "*");
        httpServletResponse.setHeader("Access-Control-Allow-Method", "POST, GET, PUT, DELETE");
        httpServletResponse.setHeader("Access-Control-Allow-Max-Age", "3600");
        httpServletResponse.setHeader("Access-Control-Allow-Headers", "facebook");

        filterChain.doFilter(servletRequest, servletResponse);
    }

    @Override
    public void destroy() {

    }

}

SqlSession.java

Creating SQL Session.

@Configuration
public class SqlSession {

    @Bean
    public SqlSessionFactory sqlSessionFactory(DataSource dataSource) throws Exception {

        SqlSessionFactoryBean sqlSessionFactoryBean = new SqlSessionFactoryBean();
        sqlSessionFactoryBean.setDataSource(dataSource);

        Resource[] res = new PathMatchingResourcePatternResolver().getResources("classpath:mapper/*.xml");
        sqlSessionFactoryBean.setMapperLocations(res);

        sqlSessionFactoryBean.setTypeAliases(new Class<?>[] { UserModel.class, PostModel.class, ReplyModel.class, FileModel.class});

        return sqlSessionFactoryBean.getObject();

    }

}

SwaggerConfig.java

Swagger Configure

@Configuration
@EnableSwagger2
public class SwaggerConfig {

    @Bean
    public Docket api() {
        return new Docket(DocumentationType.SWAGGER_2)
                .select()
                .apis(RequestHandlerSelectors.basePackage("com.nomsa.bbs.Controller"))
                .paths(PathSelectors.any())
                .build();
    }

}

DataBase

User

Column	Datatype	PK	NN	UQ	UN	AI	Default
id	VARCHAR(16)	Yes	Yes	Yes
name	VARCHAR(70)		Yes
phone	VARCHAR(15)		Yes
email	VARCHAR(255)		Yes
photo	LONGBLOB		Yes

Party

Column	Datatype	PK	NN	UQ	UN	AI	Default
index	INT(11)	Yes	Yes		Yes	Yes
status	VHARCHAR(10)		Yes
departure	VARCHAR(255)		Yes
destination	VARCHAR(255)		Yes
date	VARCHAR(10)		Yes
time	VARCHAR(5)		Yes
recruit	TINYINT(4)		Yes		Yes
attend	TINYINT(4)		Yes		Yes
title	VARCHAR(50)		Yes
content	VARCHAR(300)						NULL

Log

Column	Datatype	PK	NN	UQ	UN	AI	Default
user	VARCHAR(16)		Yes
party	INT(11)		Yes		Yes
status	VARCHAR(10)		Yes

Histories

2018.09.01. ~ 2018.09.01. Default Setting.
2018.09.02. ~ 2018.09.02. Define REST API.
2018.09.03. ~ 2018.09.04. Define Database.
2018.09.05. ~ 2018.09.09. Facebook OAuth.
2018.09.10. ~ 2018.09.10. User.
2018.09.11. ~ 2018.09.11. Party.
2018.09.12. ~ 2018.09.12. Log.