[1단계 - 지하철 정보 관리 기능] 제이(이재윤) 미션 제출합니다.

README.md

@@ -1 +1,238 @@
-# jwp-subway-path
+# jwp-subway-path
+
+---
+
+## 기능 구현 목록
+
+- [x] 테이블 설계
+    - [x] station(station_id, name)
+    - [x] line(line_id, color, name)
+    - [x] section(section_id, sectionA_id, sectionB_id)
+    - [x] station_in_line(station_point_id, section_id, line_id)
+    - [x] station_end_point (id, upStation_id, downStation_id)
+
+- [ ] 테스트 작성
+    - [ ] 통합 테스트로 전체 플로우 테스트
+    - [ ] TDD 단위 테스트
+    - [ ] 계층 통합 테스트
+
+- [ ] 도메인 로직 구현
+    - [ ] Graph 구현
+
+## API 명세서
+
+## Line Controller
+
+### POST(/lines)
+
+지하철 노선을 만든다.
+
+**request**
+
+```json
+{
+  "name": "name",
+  "color": "color"
+}
+```
+
+**response**
+
+```json
+{
+  "id": 1,
+  "name": "name",
+  "color": "color"
+}
+```
+
+---
+
+### GET(/lines)
+
+지하철 전체 노선을 가져온다.
+
+**request**
+
+x
+
+**response**
+
+```json
+[
+  {
+    "id": 1,
+    "name": "name",
+    "color": "color"
+  },
+  {
+    "id": 2,
+    "name": "name2",
+    "color": "color2"
+  }
+]
+```
+
+---
+
+### GET(/lines/{id})
+
+id값에 해당하는 노선을 가져온다.
+
+**request**
+
+param : “id”
+
+**response**
+
+```json
+{
+  "id": 1,
+  "name": "name",
+  "color": "color"
+}
+```
+
+---
+
+### PUT(/lines/{id})
+
+id값에 해당하는 노선을 수정한다.
+
+**request**
+
+param : “id”
+
+LineRequest
+
+```json
+{
+  "name": "nameEdit",
+  "color": "colorEdit"
+}
+```
+
+**response**
+
+x
+
+---
+
+### DELETE(/lines/{id})
+
+id값에 해당하는 노선을 삭제한다.
+
+**request**
+
+param : “id”
+
+**response**
+
+x
+
+---
+
+---
+
+## Station Controller
+
+### POST(/stations)
+
+지하철 역을 만든다.
+
+**request**
+
+```json
+{
+  "name": "name"
+}
+```
+
+**response**
+
+```json
+{
+  "id": 1,
+  "name": "name"
+}
+```
+
+---
+
+### GET(/stations)
+
+지하철 전체 역을 가져온다.
+
+**request**
+
+x
+
+**response**
+
+```json
+[
+  {
+    "id": 1,
+    "name": "name"
+  },
+  {
+    "id": 2,
+    "name": "name2"
+  }
+]
+```
+
+---
+
+### GET(/stations/{id})
+
+id값에 해당하는 역을 가져온다.
+
+**request**
+
+param : “id”
+
+**response**
+
+```json
+{
+  "id": 1,
+  "name": "name"
+}
+```
+
+---
+
+### PUT(/stations/{id})
+
+id값에 해당하는 역을 수정한다.
+
+**request**
+
+param : “id”
+
+LineRequest
+
+```json
+{
+  "name": "nameEdit"
+}
+```
+
+**response**
+
+x
+
+---
+
+### DELETE(/stations/{id})
+
+id값에 해당하는 역을 삭제한다.
+
+**request**
+
+param : “id”
+
+**response**
+
+x

build.gradle

@@ -15,6 +15,8 @@ dependencies {
 	implementation 'org.springframework.boot:spring-boot-starter-jdbc'
 
 	implementation 'net.rakugakibox.spring.boot:logback-access-spring-boot-starter:2.7.1'
+	implementation group: 'org.springframework.boot', name: 'spring-boot-starter-validation'
+	implementation 'org.slf4j:slf4j-api:1.7.31'
 
 	testImplementation 'io.rest-assured:rest-assured:4.4.0'
 	testImplementation 'org.springframework.boot:spring-boot-starter-test'
@@ -24,4 +26,4 @@ dependencies {
 
 test {
 	useJUnitPlatform()
-}
+}

src/main/java/subway/advice/GlobalExceptionHandler.java

@@ -0,0 +1,93 @@
+package subway.advice;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.context.support.DefaultMessageSourceResolvable;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.MethodArgumentNotValidException;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+import org.springframework.web.bind.annotation.RestControllerAdvice;
+import subway.dto.exception.ExceptionResponse;
+import subway.exception.*;
+
+import java.util.stream.Collectors;
+
+@RestControllerAdvice
+public class GlobalExceptionHandler {
+
+    @ExceptionHandler(MethodArgumentNotValidException.class)
+    public ResponseEntity<ExceptionResponse> methodArgumentNotValidExceptionHandler(final MethodArgumentNotValidException exception) {
+        String message = exception.getFieldErrors().stream()
+                .map(DefaultMessageSourceResolvable::getDefaultMessage)
+                .collect(Collectors.joining(", "));
+
+        return ResponseEntity.status(HttpStatus.BAD_REQUEST)
+                .body(ExceptionResponse.from(message, HttpStatus.BAD_REQUEST.value()));
+    }
+
+    private static ResponseEntity<ExceptionResponse> getResponseOfBadRequest(final RuntimeException exception) {
+        return ResponseEntity.status(HttpStatus.BAD_REQUEST)
+                .body(ExceptionResponse.from(exception.getMessage(), HttpStatus.BAD_REQUEST.value()));
+    }
+
+    @ExceptionHandler(DistanceForkedException.class)
+    public ResponseEntity<ExceptionResponse> distanceInvalidExceptionHandler(final DistanceForkedException exception) {
+        return getResponseOfBadRequest(exception);
+    }
+
+    @ExceptionHandler(SectionDuplicatedException.class)
+    public ResponseEntity<ExceptionResponse> sectionDuplicatedExceptionHandler(final SectionDuplicatedException exception) {
+        return getResponseOfBadRequest(exception);
+    }
+
+    @ExceptionHandler(NameIsBlankException.class)
+    public ResponseEntity<ExceptionResponse> nameIsBlankExceptionHandler(final NameIsBlankException exception) {
+        return getResponseOfBadRequest(exception);
+    }
+
+    @ExceptionHandler(InvalidDistanceException.class)
+    public ResponseEntity<ExceptionResponse> invalidDistanceExceptionHandler(final InvalidDistanceException exception) {
+        return getResponseOfBadRequest(exception);
+    }
+
+    @ExceptionHandler(LineNumberUnderMinimumNumber.class)
+    public ResponseEntity<ExceptionResponse> lineNumberUnderMinimumNumberHandler(final LineNumberUnderMinimumNumber exception) {
+        return getResponseOfBadRequest(exception);
+    }
+
+    @ExceptionHandler(SectionNotFoundException.class)
+    public ResponseEntity<ExceptionResponse> sectionNotFoundExceptionHandler(final SectionNotFoundException exception) {
+        return getResponseOfNotFound(exception);
+    }
+
+    private static ResponseEntity<ExceptionResponse> getResponseOfNotFound(final RuntimeException exception) {
+        return ResponseEntity.status(HttpStatus.NOT_FOUND)
+                .body(ExceptionResponse.from(exception.getMessage(), HttpStatus.NOT_FOUND.value()));
+    }
+
+    @ExceptionHandler(UpStationNotFoundException.class)
+    public ResponseEntity<ExceptionResponse> upStationNotFoundExceptionHandler(final UpStationNotFoundException exception) {
+        return getResponseOfNotFound(exception);
+    }
+
+    @ExceptionHandler(ColorNotBlankException.class)
+    public ResponseEntity<ExceptionResponse> colorNotBlankExceptionHandler(final ColorNotBlankException exception) {
+        return getResponseOfNotFound(exception);
+    }
+
+    @ExceptionHandler(SectionNotConnectException.class)
+    public ResponseEntity<ExceptionResponse> sectionNotConnectExceptionHandler(final SectionNotConnectException exception) {
+        return getResponseOfNotFound(exception);
+    }
+
+    @ExceptionHandler(Exception.class)
+    public ResponseEntity<ExceptionResponse> internalServerErrorHandler(final Exception exception) {
+        Logger logger = LoggerFactory.getLogger(GlobalExceptionHandler.class);
+        logger.error("Server error : " + exception.getMessage());
+
+        String internalServerErrorMessage = "내부 서버의 문제입니다. 관리자에게 문의해주세요.";
+        return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR)
+                .body(ExceptionResponse.from(internalServerErrorMessage, HttpStatus.INTERNAL_SERVER_ERROR.value()));
+    }
+}