[Docs/#71] Add annotation using Javadoc entirely

src/main/java/api/goraebab/config/AppConfig.java

@@ -4,9 +4,24 @@
 import org.springframework.context.annotation.Configuration;
 import org.springframework.web.client.RestClient;
 
+/**
+ * Configuration class for application-level beans.
+ *
+ * <p>This class defines beans that are required across the application, ensuring centralized management and
+ * reusability of these components.</p>
+ *
+ * @author whitem4rk
+ * @version 1.0
+ */
 @Configuration
 public class AppConfig {
 
+  /**
+   * Creates and returns a {@link RestClient} bean for making HTTP requests.
+   *
+   * @return a configured instance of {@link RestClient}.
+   * @see api.goraebab.global.util.ConnectionUtil
+   */
   @Bean
   public RestClient restClient() {
     return RestClient.create();

src/main/java/api/goraebab/config/CorsConfig.java

@@ -4,6 +4,21 @@
 import org.springframework.web.servlet.config.annotation.CorsRegistry;
 import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
 
+ /**
+  * Configuration class for setting up Cross-Origin Resource Sharing (CORS) rules.
+  *
+  * <p>This configuration allows the application to handle requests from different origins,
+  * enabling cross-origin communication for frontend-backend interactions in a secure and configurable way.</p>
+  *
+  * <p>Note: While this configuration is useful for rapid development and testing, a more restrictive policy
+  * is recommended for production environments to prevent potential security risks such as unauthorized
+  * access from malicious origins.</p>
+  *
+  * <p>For more details about CORS in Spring, refer to the <a href="https://docs.spring.io/spring-framework/docs/current/reference/html/web.html#mvc-cors">Spring Documentation</a>.</p>
+  *
+  * @author whitem4rk
+  * @version 1.0
+  */
 @Configuration
 public class CorsConfig implements WebMvcConfigurer {
 

src/main/java/api/goraebab/config/JpaConfig.java

@@ -14,6 +14,28 @@
 import org.springframework.context.annotation.Configuration;
 import org.springframework.data.jpa.repository.config.EnableJpaAuditing;
 
+/**
+ * Configuration class for JPA and database connection setup.
+ *
+ * <p>This class configures database-related properties, including dialect detection based on the
+ * {@code spring.datasource.url}, and provides a {@link DataSource} bean for database access.</p>
+ *
+ * <p>Additionally, this configuration enables JPA auditing, allowing automatic management of entity audit fields.</p>
+ *
+ * <p>Supported DBMS dialects include:</p>
+ * <ul>
+ *     <li>MySQL</li>
+ *     <li>MariaDB</li>
+ *     <li>PostgreSQL</li>
+ *     <li>Oracle</li>
+ *     <li>SQL Server</li>
+ * </ul>
+ *
+ * @author whitem4rk
+ * @version 1.0
+ * @see JpaProperties
+ * @see DataSource
+ */
 @Configuration
 @EnableJpaAuditing
 public class JpaConfig {

src/main/java/api/goraebab/config/SwaggerConfig.java

@@ -6,6 +6,18 @@
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 
+/**
+ * Configuration class for Swagger/OpenAPI documentation.
+ *
+ * <p>This configuration sets up the OpenAPI documentation for the application, providing metadata about
+ * the API such as its title, description, and version. The documentation helps developers understand
+ * and interact with the API effectively.</p>
+ *
+ * @author whitem4rk
+ * @version 1.0
+ * @see OpenAPI
+ * @see Info
+ */
 @Configuration
 public class SwaggerConfig {
 

src/main/java/api/goraebab/domain/remote/database/dto/StorageReqDto.java

@@ -13,6 +13,14 @@
 import lombok.Getter;
 import lombok.NoArgsConstructor;
 
+/**
+ * Request DTO which client sends when connect to DBMS.
+ * Strict validation check is required.
+ *
+ * @author whitem4rk
+ * @version 1.0
+ * @see DBMS
+ */
 @Getter
 @NoArgsConstructor
 public class StorageReqDto {

src/main/java/api/goraebab/domain/remote/database/dto/StorageResDto.java

@@ -6,6 +6,14 @@
 import lombok.Getter;
 import lombok.NoArgsConstructor;
 
+/**
+ * Response DTO which client request details of connected DBMS.
+ * Password must not be contained.
+ *
+ * @author whitem4rk
+ * @version 1.0
+ * @see DBMS
+ */
 @Getter
 @NoArgsConstructor
 @Schema(description = "Represents the storage info.")

src/main/java/api/goraebab/domain/remote/database/entity/DBMS.java

@@ -3,6 +3,14 @@
 import com.fasterxml.jackson.annotation.JsonCreator;
 import java.util.Arrays;
 
+/**
+ * The list of compatible DBMS.
+ * You can check connection logic in config package.
+ *
+ * @author whitem4rk
+ * @version 1.0
+ * @see api.goraebab.config.JpaConfig
+ */
 public enum DBMS {
   MYSQL, MARIADB, POSTGRESQL, ORACLE, SQLSERVER;
 

src/main/java/api/goraebab/domain/remote/database/entity/Storage.java

@@ -15,6 +15,16 @@
 import lombok.Getter;
 import lombok.NoArgsConstructor;
 
+/**
+ * Represents a storage entity that contains information about a database connection.
+ *
+ * <p>Instances of this class are typically used to persist and retrieve storage configurations
+ * from the database.</p>
+ *
+ * @author whitem4rk
+ * @version 1.0
+ * @see BaseEntity
+ */
 @Getter
 @Entity
 @Table(name = "storage")
@@ -44,6 +54,16 @@ public class Storage extends BaseEntity {
   @Column(nullable = false)
   private String password;
 
+  /**
+   * Constructs a new {@link Storage} instance using the specified parameters.
+   *
+   * @param host the host address of the database server.
+   * @param port the port number of the database server.
+   * @param dbms the type of database management system.
+   * @param name the custom name of the connection.
+   * @param username the username for database authentication.
+   * @param password the password for database authentication.
+   */
   @Builder
   public Storage(String host, Integer port, DBMS dbms, String name, String username,
       String password) {

src/main/java/api/goraebab/domain/remote/database/mapper/StorageMapper.java

@@ -8,6 +8,14 @@
 import org.mapstruct.Mapping;
 import org.mapstruct.factory.Mappers;
 
+/**
+ * Mapper interface for converting between {@link Storage} entities and their corresponding DTOs.
+ *
+ * <p>This interface uses MapStruct for generating implementation code at compile time.</p>
+ *
+ * @author whitem4rk
+ * @version 1.0
+ */
 @Mapper
 public interface StorageMapper {
 

src/main/java/api/goraebab/domain/remote/database/repository/StorageRepository.java

@@ -3,6 +3,23 @@
 import api.goraebab.domain.remote.database.entity.Storage;
 import org.springframework.data.jpa.repository.JpaRepository;
 
+/**
+ * Repository interface for managing {@link Storage} entities.
+ *
+ * <p>Extends the {@link JpaRepository} interface to provide CRUD operations and
+ * additional query methods for {@link Storage} objects.</p>
+ *
+ * <p>This interface is a Spring Data JPA repository and will be implemented automatically
+ * by Spring at runtime.</p>
+ *
+ * <p>Note: This repository currently does not include QueryDSL integration.
+ * If you need to perform complex dynamic queries with type safety, you may consider
+ * adding a custom repository interface and implementing QueryDSL functionality.</p>
+ *
+ * @author whitem4rk
+ * @version 1.0
+ * @see org.springframework.data.jpa.repository.JpaRepository
+ */
 public interface StorageRepository extends JpaRepository<Storage, Long> {
 
 }

src/main/java/api/goraebab/domain/remote/database/service/StorageService.java

@@ -4,6 +4,14 @@
 import api.goraebab.domain.remote.database.dto.StorageResDto;
 import java.util.List;
 
+/**
+ * Service interface for managing storage entities and their operations.
+ *
+ * <p>This interface provides methods for retrieving, connecting, deleting, and copying storage configurations.</p>
+ *
+ * @author whitem4rk
+ * @version 1.0
+ */
 public interface StorageService {
 
   List<StorageResDto> getStorages();

src/main/java/api/goraebab/domain/remote/database/service/StorageServiceImpl.java

@@ -18,6 +18,12 @@
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
+/**
+ * Service implementation for managing storage entities and their operations.
+ *
+ * @author whitem4rk
+ * @version 1.0
+ */
 @Service
 @RequiredArgsConstructor
 public class StorageServiceImpl implements StorageService {
@@ -39,6 +45,16 @@ public List<StorageResDto> getStorages() {
     }
   }
 
+  /**
+   * Connects to a storage system using the provided configuration and saves the storage information to the repository.
+   *
+   * <p>This method validates the storage configuration by attempting to execute a query on the target storage.
+   * If the connection is successful, the storage details are mapped to a {@link Storage} entity and persisted in the repository.</p>
+   *
+   * @param storageReqDto the {@link StorageReqDto} containing the storage configuration details, such as host, port, username, and password.
+   * @throws CustomException if the connection fails ({@link ErrorCode#CONNECTION_FAILED}).
+   * @see ConnectionUtil
+   */
   @Override
   @Transactional
   public void connectStorage(StorageReqDto storageReqDto) {
@@ -64,6 +80,13 @@ public void deleteStorage(Long storageId) {
       }
     }
 
+  /**
+   * Copies all blueprints which are stored in target storage to local storage.
+   * This functionality allows users to import blueprints created on another server into the currently active server.
+   *
+   * @param storageId the ID of the storage whose blueprints are to be copied.
+   * @throws CustomException if the storage is not found ({@link ErrorCode#NOT_FOUND_VALUE}) or if the copy operation fails ({@link ErrorCode#COPY_FAILED}).
+   */
   @Override
   @Transactional
   public void copyStorage(Long storageId) {

src/main/java/api/goraebab/domain/remote/docker/dto/DaemonReqDto.java

@@ -10,6 +10,12 @@
 import lombok.Getter;
 import lombok.NoArgsConstructor;
 
+/**
+ * Request DTO which Client sends when connect to remote Docker daemon
+ *
+ * @author whitem4rk
+ * @version 1.0
+ */
 @Getter
 @NoArgsConstructor
 public class DaemonReqDto {

src/main/java/api/goraebab/domain/remote/docker/dto/DaemonResDto.java

@@ -5,6 +5,12 @@
 import lombok.Getter;
 import lombok.NoArgsConstructor;
 
+/**
+ * Response DTO which client request list of Docker daemon connections.
+ *
+ * @author whitem4rk
+ * @version 1.0
+ */
 @Getter
 @NoArgsConstructor
 public class DaemonResDto {

src/main/java/api/goraebab/domain/remote/docker/entity/Daemon.java

@@ -12,6 +12,18 @@
 import lombok.Getter;
 import lombok.NoArgsConstructor;
 
+/**
+ * Entity class representing a Daemon, which typically refers to a background process running on a
+ * specific host and port with a given name. This class is mapped to the "daemon" table in the
+ * database.
+ *
+ * <p>This class extends {@code BaseEntity}, which may include common fields like
+ * creation and update timestamps.
+ *
+ * @author whitem4rk
+ * @version 1.0
+ * @see BaseEntity
+ */
 @Getter
 @Entity
 @Table(name = "daemon")

src/main/java/api/goraebab/domain/remote/docker/mapper/DaemonMapper.java

@@ -8,6 +8,14 @@
 import org.mapstruct.Mapping;
 import org.mapstruct.factory.Mappers;
 
+/**
+ * Mapper interface for converting between {@link Daemon} entities and their corresponding DTOs.
+ *
+ * <p>This interface uses MapStruct to generate the implementation at compile time, ensuring efficient and type-safe mapping.</p>
+ *
+ * @author whitem4rk
+ * @version 1.0
+ */
 @Mapper
 public interface DaemonMapper {
 

src/main/java/api/goraebab/domain/remote/docker/repository/DaemonRepository.java

@@ -1,7 +1,25 @@
 package api.goraebab.domain.remote.docker.repository;
 
+import api.goraebab.domain.remote.database.entity.Storage;
 import api.goraebab.domain.remote.docker.entity.Daemon;
 import org.springframework.data.jpa.repository.JpaRepository;
 
+/**
+ * Repository interface for managing {@link Storage} entities.
+ *
+ * <p>Extends the {@link JpaRepository} interface to provide CRUD operations and
+ * additional query methods for {@link Storage} objects.</p>
+ *
+ * <p>This interface is a Spring Data JPA repository and will be implemented automatically
+ * by Spring at runtime.</p>
+ *
+ * <p>Note: This repository currently does not include QueryDSL integration.
+ * If you need to perform complex dynamic queries with type safety, you may consider
+ * adding a custom repository interface and implementing QueryDSL functionality.</p>
+ *
+ * @author whitem4rk
+ * @version 1.0
+ * @see org.springframework.data.jpa.repository.JpaRepository
+ */
 public interface DaemonRepository extends JpaRepository<Daemon, Long> {
 }

src/main/java/api/goraebab/domain/remote/docker/service/DaemonService.java

@@ -4,6 +4,14 @@
 import api.goraebab.domain.remote.docker.dto.DaemonResDto;
 import java.util.List;
 
+/**
+ * Service interface for managing daemon entities and their operations.
+ *
+ * <p>This interface provides methods for retrieving, connecting and deleting daemon configurations.</p>
+ *
+ * @author whitem4rk
+ * @version 1.0
+ */
 public interface DaemonService {
 
   List<DaemonResDto> getDaemons();