| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 org.apache.guacamole.auth.jdbc.base; |
| |
| import org.apache.guacamole.GuacamoleException; |
| import org.apache.guacamole.net.auth.AtomicDirectoryOperation; |
| import org.apache.guacamole.net.auth.Directory; |
| import org.apache.guacamole.net.auth.Identifiable; |
| import org.mybatis.guice.transactional.Transactional; |
| |
| /** |
| * An implementation of Directory that uses database transactions to guarantee |
| * atomicity for any operations supplied to tryAtomically(). |
| */ |
| public abstract class JDBCDirectory<ObjectType extends Identifiable> |
| extends RestrictedObject implements Directory<ObjectType> { |
| |
| @Override |
| @Transactional |
| public void tryAtomically(AtomicDirectoryOperation<ObjectType> operation) |
| throws GuacamoleException { |
| |
| // Execute the operation atomically - the @Transactional annotation |
| // specifies that the entire operation will be performed in a transaction |
| operation.executeOperation(true, this); |
| |
| } |
| } |
