TransactionalContextWrapper.scala

/*
 * Copyright (c) 2002-2016 "Neo Technology,"
 * Network Engine for Objects in Lund AB [http://neotechnology.com]
 *
 * This file is part of Neo4j.
 *
 * Neo4j is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.neo4j.cypher.internal.spi

import org.neo4j.cypher.internal.compiler.v3_0.spi.QueryTransactionalContext
import org.neo4j.graphdb.{Lock, PropertyContainer}
import org.neo4j.kernel.GraphDatabaseQueryService
import org.neo4j.kernel.api.KernelTransaction.Revertable
import org.neo4j.kernel.api.security.AccessMode
import org.neo4j.kernel.api.txstate.TxStateHolder
import org.neo4j.kernel.api.{DbmsOperations, ReadOperations, Statement}
import org.neo4j.kernel.impl.query.TransactionalContext

case class TransactionalContextWrapper(tc: TransactionalContext) extends QueryTransactionalContext {

  override type ReadOps = ReadOperations

  override type DbmsOps = DbmsOperations

  def provideContext(): TransactionalContextWrapper = TransactionalContextWrapper(tc.provideContext())

  def isOpen: Boolean = tc.isOpen

  def graph: GraphDatabaseQueryService = tc.graph()

  def statement: Statement = tc.statement()

  def stateView: TxStateHolder = tc.stateView()

  def cleanForReuse() = tc.cleanForReuse()

  // needed only for compatibility with 2.3
  def acquireWriteLock(p: PropertyContainer): Lock = tc.acquireWriteLock(p)

  override def readOperations: ReadOperations = tc.readOperations()

  override def dbmsOperations: DbmsOperations = tc.dbmsOperations()

  override def commitAndRestartTx() { tc.commitAndRestartTx() }

  override def isTopLevelTx: Boolean = tc.isTopLevelTx

  override def close(success: Boolean) { tc.close(success) }

  def restrictCurrentTransaction(accessMode: AccessMode): Revertable = tc.restrictCurrentTransaction(accessMode)

  def accessMode: AccessMode = tc.accessMode
}