scalikejdbc.Tx.scala Maven / Gradle / Ivy
/*
* Copyright 2011 Kazuhiro Sera
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
* either express or implied. See the License for the specific language
* governing permissions and limitations under the License.
*/
package scalikejdbc
import java.sql.{ SQLException, Connection }
import scala.util.control.Exception._
/**
* DB Transaction abstraction.
* @param conn connection
*/
class Tx(val conn: Connection) {
/**
* Begins this transaction.
*/
def begin(): Unit = conn.setAutoCommit(false)
/**
* Commits this transaction.
*/
def commit(): Unit = {
conn.commit()
conn.setAutoCommit(true)
}
/**
* Returns is this transaction active.
* @return active
*/
def isActive(): Boolean = !conn.getAutoCommit
/**
* Rolls this transaction back.
*/
def rollback(): Unit = {
conn.rollback()
ignoring(classOf[SQLException]) apply {
conn.setAutoCommit(true)
}
}
/**
* Rolls this transaction back if this transaction is still active.
*/
def rollbackIfActive(): Unit = {
ignoring(classOf[SQLException]) apply {
conn.rollback()
}
ignoring(classOf[SQLException]) apply {
conn.setAutoCommit(true)
}
}
}