From 42ccf285144e1a05d5071a25e1bc5641192bd8ea Mon Sep 17 00:00:00 2001
From: Geonhee Min <baekyangdan@gmail.com>
Date: Tue, 4 Nov 2025 00:05:24 +0000
Subject: [PATCH] =?UTF-8?q?issue=20#=20=EC=97=90=EB=9F=AC=20=ED=95=B8?=
 =?UTF-8?q?=EB=93=A4=EB=A7=81?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../scheduler/config/ExceptionHandler.java    | 48 +++++++++++++++++++
 .../scheduler/{utils => }/exception/.gitkeep  |  0
 .../scheduler/exception/AuthException.java    |  7 +++
 .../exception/BusinessException.java          |  7 +++
 .../exception/ValidationException.java        |  7 +++
 5 files changed, 69 insertions(+)
 create mode 100644 src/main/java/com/baekyangdan/scheduler/config/ExceptionHandler.java
 rename src/main/java/com/baekyangdan/scheduler/{utils => }/exception/.gitkeep (100%)
 create mode 100644 src/main/java/com/baekyangdan/scheduler/exception/AuthException.java
 create mode 100644 src/main/java/com/baekyangdan/scheduler/exception/BusinessException.java
 create mode 100644 src/main/java/com/baekyangdan/scheduler/exception/ValidationException.java

diff --git a/src/main/java/com/baekyangdan/scheduler/config/ExceptionHandler.java b/src/main/java/com/baekyangdan/scheduler/config/ExceptionHandler.java
new file mode 100644
index 0000000..bc22001
--- /dev/null
+++ b/src/main/java/com/baekyangdan/scheduler/config/ExceptionHandler.java
@@ -0,0 +1,48 @@
+package com.baekyangdan.scheduler.config;
+
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+import org.springframework.web.bind.annotation.RestControllerAdvice;
+
+import java.time.LocalDateTime;
+import java.util.HashMap;
+import java.util.Map;
+
+public class ExceptionHandler {
+    // 에러 핸들러 목록
+    // 1. 비즈니스 로직 관련 예외 처리
+    // ex) 중복 데이터
+    @ExceptionHandler(BusinessException.class)
+    public ResponseEntity<Map<String, Object>> handleBusinessException(BusinessException e) {
+        Map<String, Object> body = new HashMap<>();
+        body.put("message", e.getMessage());
+        return ResponseEntity.status(HttpStatus.BAD_REQUEST).body(body);
+    }
+
+    // 2. 입력값 유효성 검사 관련 예외 처리
+    // ex) 데이터 타입 검사
+    @ExceptionHandler(ValidationException.class)
+    public ResponseEntity<Map<String, Object>> handleValidationException(ValidationException e) {
+        Map<String, Object> body = new HashMap<>();
+        body.put("message", e.getMessage());
+        return ResponseEntity.status(HttpStatus.UNPROCESSABLE_ENTITY).body(body);
+    }
+    
+    // 3. 권한/인가 관련 예외 처리
+    // ex) 로그인이 필요한 서비스에 로그인 안 한 사람이 호출
+    @ExceptionHandler(AuthException.class)
+    public ResponseEntity<Map<String, Object>> handleValidationException(ValidationException e) {
+        Map<String, Object> body = new HashMap<>();
+        body.put("message", e.getMessage());
+        return ResponseEntity.status(HttpStatus.UNAUTHORIZED).body(body);
+    }
+
+    // 4. 기타 예외 처리
+    @ExceptionHandler(Exception.class)
+    public ResponseEntity<Map<String, Object>> handleDefaultException(Exception e) {
+        Map<String, Object> body = new HashMap<>();
+        body.put("message", e.getMessage());
+        return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).body(body);
+    }
+}
\ No newline at end of file
diff --git a/src/main/java/com/baekyangdan/scheduler/utils/exception/.gitkeep b/src/main/java/com/baekyangdan/scheduler/exception/.gitkeep
similarity index 100%
rename from src/main/java/com/baekyangdan/scheduler/utils/exception/.gitkeep
rename to src/main/java/com/baekyangdan/scheduler/exception/.gitkeep
diff --git a/src/main/java/com/baekyangdan/scheduler/exception/AuthException.java b/src/main/java/com/baekyangdan/scheduler/exception/AuthException.java
new file mode 100644
index 0000000..66ecc09
--- /dev/null
+++ b/src/main/java/com/baekyangdan/scheduler/exception/AuthException.java
@@ -0,0 +1,7 @@
+package com.baekyangdan.scheduler.exception;
+
+public class AuthException extends RuntimeException {
+    public AuthException(String message) {
+        super(message);
+    }
+}
\ No newline at end of file
diff --git a/src/main/java/com/baekyangdan/scheduler/exception/BusinessException.java b/src/main/java/com/baekyangdan/scheduler/exception/BusinessException.java
new file mode 100644
index 0000000..27e2421
--- /dev/null
+++ b/src/main/java/com/baekyangdan/scheduler/exception/BusinessException.java
@@ -0,0 +1,7 @@
+package com.baekyangdan.scheduler.exception;
+
+public class BusinessException extends RuntimeException {
+    public BusinessException(String message) {
+        super(message);
+    }
+}
\ No newline at end of file
diff --git a/src/main/java/com/baekyangdan/scheduler/exception/ValidationException.java b/src/main/java/com/baekyangdan/scheduler/exception/ValidationException.java
new file mode 100644
index 0000000..0301b54
--- /dev/null
+++ b/src/main/java/com/baekyangdan/scheduler/exception/ValidationException.java
@@ -0,0 +1,7 @@
+package com.baekyangdan.scheduler.exception;
+
+public class ValidationException extends RuntimeException {
+    public ValidationException(String message) {
+        super(message);
+    }
+}
\ No newline at end of file