Merge: (#33) Element, Closure Entity 생성

src/main/kotlin/team/sfe/server/domain/closure/domain/Closure.kt

@@ -0,0 +1,27 @@
+package team.sfe.server.domain.closure.domain
+
+import jakarta.persistence.Column
+import jakarta.persistence.Embeddable
+import jakarta.persistence.EmbeddedId
+import jakarta.persistence.Entity
+import jakarta.validation.constraints.NotNull
+import java.io.Serializable
+
+@Entity
+class Closure(
+    @EmbeddedId
+    val closureId: ClosureId,
+
+    @field:NotNull
+    @Column(columnDefinition = "TINYINT UNSIGNED")
+    val depth: Int
+)
+
+@Embeddable
+data class ClosureId(
+    @Column(columnDefinition = "INT UNSIGNED")
+    val ancestorId: Long,
+
+    @Column(columnDefinition = "INT UNSIGNED")
+    val descendantId: Long
+) : Serializable

src/main/kotlin/team/sfe/server/domain/closure/domain/repository/ClosureRepository.kt

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+package team.sfe.server.domain.closure.domain.repository
+
+import org.springframework.data.repository.CrudRepository
+import team.sfe.server.domain.closure.domain.Closure
+import team.sfe.server.domain.closure.domain.ClosureId
+
+interface ClosureRepository : CrudRepository<Closure, ClosureId>

src/main/kotlin/team/sfe/server/domain/element/domain/Element.kt

@@ -0,0 +1,21 @@
+package team.sfe.server.domain.element.domain
+
+import jakarta.persistence.Column
+import jakarta.persistence.Entity
+import jakarta.validation.constraints.NotNull
+import team.sfe.server.domain.element.domain.type.Type
+import team.sfe.server.global.entity.BaseIdEntity
+
+@Entity
+class Element(
+    override val id: Long = 0L,
+
+    @field:NotNull
+    @Column(columnDefinition = "VARCHAR(20)")
+    val name: String,
+
+    @field:NotNull
+    @Column(columnDefinition = "CHAR(10)")
+    val type: Type
+
+) : BaseIdEntity(id)

src/main/kotlin/team/sfe/server/domain/element/domain/repository/ElementRepository.kt

@@ -0,0 +1,6 @@
+package team.sfe.server.domain.element.domain.repository
+
+import org.springframework.data.repository.CrudRepository
+import team.sfe.server.domain.element.domain.Element
+
+interface ElementRepository : CrudRepository<Element, Long>

src/main/kotlin/team/sfe/server/domain/element/domain/type/Type.kt

@@ -0,0 +1,7 @@
+package team.sfe.server.domain.element.domain.type
+
+enum class Type {
+    POLICY,
+    MANAGEMENT,
+    SERVICE
+}