KeyPairEntity.java, KeyPairEntityRepository.java

src/main/java/ru/tvey/cloudserverapp/entity/KeyPairEntity.java

@@ -0,0 +1,30 @@
+package ru.tvey.cloudserverapp.entity;
+
+import jakarta.persistence.*;
+import lombok.Data;
+import lombok.RequiredArgsConstructor;
+
+@Entity
+@Data
+@Table(name = "user_secret_key_pair")
+@RequiredArgsConstructor
+public class KeyPairEntity {
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    @Column(name = "id")
+    private long id;
+
+
+    @Column(name = "user_id")
+    private long userId;
+
+
+    @Column(name = "public_key")
+    private byte[] publicKey;
+
+    @Column(name = "private_key")
+    private byte[] privateKey;
+
+    @Column(name = "iv")
+    private byte[] iv;
+}

src/main/java/ru/tvey/cloudserverapp/repository/KeyPairEntityRepository.java

@@ -0,0 +1,10 @@
+package ru.tvey.cloudserverapp.repository;
+
+import org.springframework.data.jpa.repository.JpaRepository;
+import ru.tvey.cloudserverapp.entity.KeyPairEntity;
+
+import java.util.Optional;
+
+public interface KeyPairEntityRepository extends JpaRepository<KeyPairEntity, Long> {
+    Optional<KeyPairEntity> findKeyPairEntityByUserId(Long userId);
+}