1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one
3 * or more contributor license agreements. See the NOTICE file
4 * distributed with this work for additional information
5 * regarding copyright ownership. The ASF licenses this file
6 * to you under the Apache License, Version 2.0 (the
7 * "License"); you may not use this file except in compliance
8 * with the License. You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing,
13 * software distributed under the License is distributed on an
14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15 * KIND, either express or implied. See the License for the
16 * specific language governing permissions and limitations
17 * under the License.
18 */
19 package org.apache.myfaces.custom.conversation;
20
21 /**
22 * the interface to help the conversation framework to deal with your persistence manager (EntityManager)
23 *
24 * @author imario@apache.org
25 */
26 public interface PersistenceManager
27 {
28 /**
29 * commit the transaction
30 */
31 public void commit();
32
33 /**
34 * rollback the transaction
35 */
36 public void rollback();
37
38 /**
39 * attach to your underlaying persistence
40 */
41 public void attach();
42
43 /**
44 * detach from your underlaying persistence
45 */
46 public void detach();
47
48 /**
49 * purge this persistence manager - e.g. throw away your session due to some exceptions
50 */
51 void purge();
52 }