MongoDB 의존성 제거

build.gradle

@@ -27,8 +27,9 @@ repositories {
 }
 
 dependencies {
-	// MONGO
-	implementation 'org.springframework.boot:spring-boot-starter-data-mongodb'
+
+    //Hypersistence Utils
+    implementation 'io.hypersistence:hypersistence-utils-hibernate-63:3.7.3'
 
 	// REDIS
 	implementation 'org.springframework.boot:spring-boot-starter-data-redis'

docker-compose.yaml

@@ -5,12 +5,12 @@ services:
     env_file:
       - .env
     depends_on:
-      mongodb:
-        condition: service_started
       postgresql:
         condition: service_started
       redis:
         condition: service_started
+      elasticsearch:
+        condition: service_started
     environment:
       - POSTGRES_DB=${POSTGRES_DB}
       - POSTGRES_USER=${POSTGRES_USER}
@@ -24,10 +24,9 @@ services:
 
       - SPRING_JPA_DDL_AUTO=${SPRING_JPA_DDL_AUTO}
 
-      # MongoDB 설정
-      - MONGO_DB_URI=${MONGO_DB_URI}
-
       - ELASTICSEARCH_URL=${ELASTICSEARCH_URL}
+      - ELASTIC_USERNAME=${ELASTIC_USERNAME}
+      - ELASTIC_PASSWORD=${ELASTIC_PASSWORD}
 
       - REDIS_URL=${REDIS_URL}
 
@@ -41,21 +40,6 @@ services:
     networks:
       - remedy-network
 
-  mongodb:
-    image: mongo:8.0
-    container_name: mongodb
-    ports:
-      - "27017:27017"
-    command: [--auth]
-    volumes:
-      - mongodb_data:/data/db
-    environment:
-      - MONGO_INITDB_ROOT_USERNAME=${MONGO_USER}
-      - MONGO_INITDB_ROOT_PASSWORD=${MONGO_PASSWORD}
-      - MONGO_INITDB_DATABASE=${MONGO_DB}
-    networks:
-      - remedy-network
-
   postgresql:
     image: postgres:17
     container_name: postgresql
@@ -78,14 +62,29 @@ services:
     networks:
       - remedy-network
 
+  elasticsearch:
+    image: docker.elastic.co/elasticsearch/elasticsearch:8.11.0
+    container_name: elasticsearch
+    environment:
+      - discovery.type=single-node
+      - xpack.security.enabled=true
+      - ELASTIC_PASSWORD=${ELASTIC_PASSWORD}
+    ports:
+      - "9200:9200"
+      - "9300:9300"
+    volumes:
+      - elasticsearch_data:/usr/share/elasticsearch/data
+    networks:
+      - remedy-network
+
 networks:
   remedy-network:
     driver: bridge
 
 volumes:
-  mongodb_data:
-    driver: local
   postgresql_data:
     driver: local
   redis_data:
     driver: local
+  elasticsearch_data:
+    driver: local

src/main/java/org/example/remedy/domain/comment/application/service/CommentService.java

@@ -30,7 +30,8 @@ public class CommentService {
     @Transactional
     public void createComment(String content, User user, String droppingId) {
 
-        Dropping dropping = droppingRepository.findById(droppingId)
+        Long droppingIdValue = parseDroppingId(droppingId);
+        Dropping dropping = droppingRepository.findById(droppingIdValue)
                 .orElseThrow(() -> DroppingNotFoundException.EXCEPTION);
 
         Comment comment = CommentMapper.toEntity(content, user, droppingId);
@@ -63,7 +64,8 @@ public List<CommentResponse> getCommentsByDropping(String droppingId) {
 
         List<Comment> comments = commentRepository.findAllByDroppingIdDesc(droppingId);
 
-        if (comments.isEmpty() && !droppingRepository.existsById(droppingId)) {
+        Long droppingIdValue = parseDroppingId(droppingId);
+        if (comments.isEmpty() && !droppingRepository.existsById(droppingIdValue)) {
             throw DroppingNotFoundException.EXCEPTION;
         }
 
@@ -105,10 +107,19 @@ private void validateCommentOwnership(Long userId, Comment comment) {
     @Transactional(readOnly = true)
     public long countByDroppingId(String droppingId) {
 
-        if (!droppingRepository.existsById(droppingId)) {
+        Long droppingIdValue = parseDroppingId(droppingId);
+        if (!droppingRepository.existsById(droppingIdValue)) {
             throw DroppingNotFoundException.EXCEPTION;
         }
 
         return commentRepository.countByDroppingId(droppingId);
     }
+
+    private Long parseDroppingId(String droppingId) {
+        try {
+            return Long.valueOf(droppingId);
+        } catch (NumberFormatException ex) {
+            throw DroppingNotFoundException.EXCEPTION;
+        }
+    }
 }

src/main/java/org/example/remedy/domain/dropping/application/dto/request/DroppingCreateRequest.java

@@ -19,7 +19,7 @@ public record DroppingCreateRequest(
         List<String> options,
 
 		//PLAYLIST
-        String playlistId,
+        Long playlistId,
 
         String playlistName,
         List<String> songIds,

src/main/java/org/example/remedy/domain/dropping/application/dto/response/DroppingResponse.java

@@ -5,7 +5,7 @@
 
 public interface DroppingResponse {
     DroppingType type();
-    String droppingId();
+    Long droppingId();
     Long userId();
     Double latitude();
     Double longitude();

src/main/java/org/example/remedy/domain/dropping/application/dto/response/MusicDroppingResponse.java

@@ -3,7 +3,7 @@
 import java.time.LocalDateTime;
 
 public record MusicDroppingResponse(
-        String droppingId,
+        Long droppingId,
         String songId,
         Long userId,
         String username,

src/main/java/org/example/remedy/domain/dropping/application/dto/response/MusicDroppingSearchResponse.java

@@ -4,7 +4,7 @@
 
 public record MusicDroppingSearchResponse(
         DroppingType type,
-        String droppingId,
+        Long droppingId,
         Long userId,
         String songId,
         String title,

src/main/java/org/example/remedy/domain/dropping/application/dto/response/PlaylistDroppingResponse.java

@@ -4,7 +4,7 @@
 import java.util.List;
 
 public record PlaylistDroppingResponse(
-        String droppingId,
+        Long droppingId,
         Long userId,
         String playlistName,
         List<SongInfo> songs,

src/main/java/org/example/remedy/domain/dropping/application/dto/response/PlaylistDroppingSearchResponse.java

@@ -6,7 +6,7 @@
 
 public record PlaylistDroppingSearchResponse(
         DroppingType type,
-        String droppingId,
+        Long droppingId,
         Long userId,
         String playlistName,
         List<String> songIds,

src/main/java/org/example/remedy/domain/dropping/application/dto/response/VoteDroppingResponse.java

@@ -4,7 +4,7 @@
 import java.util.List;
 
 public record VoteDroppingResponse(
-        String droppingId,
+        Long droppingId,
         Long userId,
         String topic,
         List<VoteOptionInfo> options,

src/main/java/org/example/remedy/domain/dropping/application/dto/response/VoteDroppingSearchResponse.java

@@ -6,7 +6,7 @@
 
 public record VoteDroppingSearchResponse(
         DroppingType type,
-        String droppingId,
+        Long droppingId,
         Long userId,
         String topic,
         List<String> options,

src/main/java/org/example/remedy/domain/dropping/application/mapper/DroppingMapper.java

@@ -26,7 +26,7 @@ public static DroppingSearchListResponse toDroppingSearchListResponse(
   public static MusicDroppingResponse toMusicDroppingResponse(
       Dropping dropping, String songId, String username, String albumImageUrl) {
     return new MusicDroppingResponse(
-        dropping.getDroppingId(),
+        dropping.getId(),
         songId,
         dropping.getUserId(),
         username,
@@ -42,7 +42,7 @@ public static MusicDroppingSearchResponse toMusicDroppingSearchResponse(
 
     return new MusicDroppingSearchResponse(
         DroppingType.MUSIC,
-        dropping.getDroppingId(),
+        dropping.getId(),
         dropping.getUserId(),
         payload.getSongId(),
         song.getTitle(),
@@ -61,7 +61,7 @@ public static VoteDroppingSearchResponse toVoteDroppingSearchResponse(Dropping d
 
 	return new VoteDroppingSearchResponse(
         DroppingType.VOTE,
-        dropping.getDroppingId(),
+        dropping.getId(),
         dropping.getUserId(),
         payload.getTopic(),
         List.copyOf(payload.getOptionVotes().keySet()),
@@ -78,7 +78,7 @@ public static PlaylistDroppingSearchResponse toPlaylistDroppingSearchResponse(Dr
 
     return new PlaylistDroppingSearchResponse(
         DroppingType.PLAYLIST,
-        dropping.getDroppingId(),
+        dropping.getId(),
         dropping.getUserId(),
         payload.getPlaylistName(),
         payload.getSongIds(),
@@ -119,7 +119,7 @@ public static VoteDroppingResponse toVoteDroppingResponse(
         VoteCalculator.calculate(payload, currentUserId, songFinder);
 
     return new VoteDroppingResponse(
-        dropping.getDroppingId(),
+        dropping.getId(),
         dropping.getUserId(),
         payload.getTopic(),
         calc.options(),
@@ -172,7 +172,7 @@ public static PlaylistDroppingResponse toPlaylistDroppingResponse(
             .toList();
 
     return new PlaylistDroppingResponse(
-        dropping.getDroppingId(),
+        dropping.getId(),
         dropping.getUserId(),
         payload.getPlaylistName(),
         songs,

src/main/java/org/example/remedy/domain/dropping/application/service/DroppingService.java

@@ -38,7 +38,7 @@ public DroppingSearchListResponse searchDroppings(Long userId, double longitude,
         return DroppingMapper.toDroppingSearchListResponse(droppings);
     }
 
-    public Dropping getDroppingEntity(String droppingId) {
+    public Dropping getDroppingEntity(Long droppingId) {
         return droppingRepository.findById(droppingId)
                 .orElseThrow(() -> DroppingNotFoundException.EXCEPTION);
     }
@@ -63,7 +63,7 @@ private DroppingResponse convertToResponse(Dropping dropping, Long userId) {
     }
 
     @Transactional
-    public void deleteDropping(String droppingId, Long userId) {
+    public void deleteDropping(Long droppingId, Long userId) {
         Dropping dropping = getDroppingEntity(droppingId);
 
         if (!dropping.getUserId().equals(userId)) {

src/main/java/org/example/remedy/domain/dropping/application/service/DroppingServiceFacade.java

@@ -30,7 +30,7 @@ public DroppingSearchListResponse searchDroppings(Long userId, double longitude,
         return droppingQueryService.searchDroppings(userId, longitude, latitude, distance);
     }
 
-    public Object getDropping(String droppingId, Long userId) {
+    public Object getDropping(Long droppingId, Long userId) {
         Dropping dropping = droppingQueryService.getDroppingEntity(droppingId);
 
         return switch (dropping.getDroppingType()) {
@@ -44,19 +44,19 @@ public DroppingSearchListResponse getUserDroppings(Long userId) {
         return droppingQueryService.getUserDroppings(userId);
     }
 
-    public void deleteDropping(String droppingId, Long userId) {
+    public void deleteDropping(Long droppingId, Long userId) {
         droppingQueryService.deleteDropping(droppingId, userId);
     }
 
     public void cleanupExpiredDroppings() {
         droppingQueryService.cleanupExpiredDroppings();
     }
 
-    public void vote(String droppingId, Long userId, String songId) {
+    public void vote(Long droppingId, Long userId, String songId) {
         voteDroppingService.vote(droppingId, userId, songId);
     }
 
-    public void cancelVote(String droppingId, Long userId) {
+    public void cancelVote(Long droppingId, Long userId) {
         voteDroppingService.cancelVote(droppingId, userId);
     }
 }

src/main/java/org/example/remedy/domain/dropping/application/service/MusicDroppingService.java

@@ -40,7 +40,7 @@ public void createDropping(AuthDetails authDetails, DroppingCreateRequest reques
         publishDroppingCreatedEvent(authDetails.getUserId(), payload.getSongId());
     }
 
-    public MusicDroppingResponse getMusicDropping(String droppingId) {
+    public MusicDroppingResponse getMusicDropping(Long droppingId) {
         Dropping dropping = droppingRepository.findById(droppingId)
                 .orElseThrow(() -> DroppingNotFoundException.EXCEPTION);
 

src/main/java/org/example/remedy/domain/dropping/application/service/PlaylistDroppingService.java

@@ -33,7 +33,7 @@ public class PlaylistDroppingService {
     public void createPlaylistDropping(AuthDetails authDetails, DroppingCreateRequest request) {
         PlaylistDroppingPayload payload;
 
-        if (request.playlistId() != null && !request.playlistId().isBlank()) {
+        if (request.playlistId() != null) {
 
             Playlist playlist = playlistRepository.findById(request.playlistId())
                     .orElseThrow(() -> PlaylistNotFoundException.EXCEPTION);
@@ -54,7 +54,7 @@ public void createPlaylistDropping(AuthDetails authDetails, DroppingCreateReques
         droppingRepository.createDropping(dropping);
     }
 
-    public PlaylistDroppingResponse getPlaylistDropping(String droppingId) {
+    public PlaylistDroppingResponse getPlaylistDropping(Long droppingId) {
         Dropping dropping = droppingRepository.findById(droppingId)
                 .orElseThrow(() -> DroppingNotFoundException.EXCEPTION);
         return DroppingMapper.toPlaylistDroppingResponse(

src/main/java/org/example/remedy/domain/dropping/application/service/VoteDroppingService.java

@@ -33,22 +33,22 @@ public void createVoteDropping(AuthDetails authDetails, DroppingCreateRequest re
     }
 
     @Transactional
-    public void vote(String droppingId, Long userId, String songId) {
+    public void vote(Long droppingId, Long userId, String songId) {
         Dropping dropping = droppingRepository.findById(droppingId)
                 .orElseThrow(() -> DroppingNotFoundException.EXCEPTION);
         dropping.vote(userId, songId);
         droppingRepository.save(dropping);
     }
 
     @Transactional
-    public void cancelVote(String droppingId, Long userId) {
+    public void cancelVote(Long droppingId, Long userId) {
         Dropping dropping = droppingRepository.findById(droppingId)
                 .orElseThrow(() -> DroppingNotFoundException.EXCEPTION);
         dropping.cancelVote(userId);
         droppingRepository.save(dropping);
     }
 
-    public VoteDroppingResponse getVoteDropping(String droppingId, Long userId) {
+    public VoteDroppingResponse getVoteDropping(Long droppingId, Long userId) {
         Dropping dropping = droppingRepository.findById(droppingId)
                 .orElseThrow(() -> DroppingNotFoundException.EXCEPTION);
         return DroppingMapper.toVoteDroppingResponse(

src/main/java/org/example/remedy/domain/dropping/application/validation/DroppingTypeValidator.java

@@ -127,7 +127,7 @@ private boolean validatePlaylistType(DroppingCreateRequest request, ConstraintVa
         boolean isValid = true;
 
         // playlistId와 (playlistName + songIds) 중 하나만 있어야 함
-        boolean hasPlaylistId = request.playlistId() != null && !request.playlistId().isBlank();
+        boolean hasPlaylistId = request.playlistId() != null;
         boolean hasNewPlaylist = (request.playlistName() != null && !request.playlistName().isBlank()) ||
                                   (request.songIds() != null && !request.songIds().isEmpty());