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108 changes: 108 additions & 0 deletions
108
common/src/main/kotlin/com/aiyostudio/esync/common/repository/impl/PostgresRepositoryImpl.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,108 @@ | ||
| package com.aiyostudio.esync.common.repository.impl | ||
|
|
||
| import com.aiyostudio.esync.common.enums.SyncState | ||
| import java.sql.Types | ||
| import java.util.* | ||
| import java.util.concurrent.atomic.AtomicBoolean | ||
| import java.util.concurrent.atomic.AtomicReference | ||
|
|
||
| class PostgresRepositoryImpl( | ||
| url: String, | ||
| user: String, | ||
| password: String | ||
| ) : MysqlRepositoryImpl(url, user, password) { | ||
| override val sql = arrayOf( | ||
| """ | ||
| DO | ||
| ${'$'}${'$'} | ||
| BEGIN | ||
| CREATE TYPE sync_state AS ENUM ('COMPLETE', 'WAITING', 'LOCKED'); | ||
| EXCEPTION | ||
| WHEN duplicate_object THEN null; | ||
| END | ||
| ${'$'}${'$'}; | ||
| """.trimIndent(), | ||
| """ | ||
| CREATE TABLE IF NOT EXISTS $esyncDataTable | ||
| ( | ||
| id SERIAL PRIMARY KEY NOT NULL, | ||
| owner_uuid CHARACTER(40) NOT NULL, | ||
| module CHARACTER(100) NOT NULL, | ||
| data BYTEA NOT NULL, | ||
| state sync_state NOT NULL | ||
| ); | ||
| CREATE INDEX IF NOT EXISTS idx_owner ON $esyncDataTable (owner_uuid); | ||
| CREATE INDEX IF NOT EXISTS idx_state ON $esyncDataTable (state); | ||
| CREATE INDEX IF NOT EXISTS idx_module ON $esyncDataTable (module); | ||
| """.trimIndent() | ||
| ) | ||
| override val id: String = "PostgreSQL" | ||
|
|
||
| init { | ||
| Class.forName("org.postgresql.Driver") | ||
| } | ||
|
|
||
| override fun queryData(uuid: UUID, module: String): ByteArray? { | ||
| val result = AtomicReference<ByteArray>() | ||
| this.connect { conn -> | ||
| val sql = "SELECT data FROM $esyncDataTable WHERE owner_uuid = ? AND module = ?" | ||
| conn.prepareStatement(sql).use { statement -> | ||
| statement.setString(1, uuid.toString()) | ||
| statement.setString(2, module) | ||
| statement.executeQuery().use rsUse@{ rs -> | ||
| if (!rs.next()) { | ||
| return@rsUse | ||
| } | ||
| result.set(rs.getBytes(1)) | ||
| } | ||
| } | ||
| } | ||
| return result.get() | ||
| } | ||
|
|
||
| override fun insert(uuid: UUID, module: String, bytea: ByteArray, state: SyncState): Boolean { | ||
| if (this.isExists(uuid, module)) { | ||
| return this.updateData(uuid, module, bytea) && this.updateState(uuid, module, state) | ||
| } | ||
| val result = AtomicBoolean(false) | ||
| this.connect { | ||
| val sql = "INSERT INTO $esyncDataTable(owner_uuid, module, data, state) VALUES (?, ?, ?, ?)" | ||
| it.prepareStatement(sql).use { statement -> | ||
| statement.setString(1, uuid.toString()) | ||
| statement.setString(2, module) | ||
| statement.setBytes(3, bytea) | ||
| statement.setObject(4, state.name, Types.OTHER) | ||
| result.set(statement.executeUpdate() > 0) | ||
| } | ||
| } | ||
| return result.get() | ||
| } | ||
|
|
||
| override fun updateData(uuid: UUID, module: String, bytea: ByteArray): Boolean { | ||
| if (!this.isExists(uuid, module)) return false | ||
| val result = AtomicBoolean(false) | ||
| this.connectTransaction(uuid, module) { conn, id -> | ||
| val sql = "UPDATE $esyncDataTable SET data = ? WHERE id = ?" | ||
| conn.prepareStatement(sql).use { statement -> | ||
| statement.setBytes(1, bytea) | ||
| statement.setInt(2, id) | ||
| result.set(statement.executeUpdate() > 0) | ||
| } | ||
| } | ||
| return result.get() | ||
| } | ||
|
|
||
| override fun updateState(uuid: UUID, module: String, state: SyncState): Boolean { | ||
| if (!this.isExists(uuid, module)) return false | ||
| val result = AtomicBoolean(false) | ||
| this.connectTransaction(uuid, module) { conn, id -> | ||
| val sql = "UPDATE $esyncDataTable SET state = ? WHERE id = ?" | ||
| conn.prepareStatement(sql).use { statement -> | ||
| statement.setObject(1, state.name, Types.OTHER) | ||
| statement.setInt(2, id) | ||
| result.set(statement.executeUpdate() > 0) | ||
| } | ||
| } | ||
| return result.get() | ||
| } | ||
| } |