1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one or more
3 * contributor license agreements. See the NOTICE file distributed with
4 * this work for additional information regarding copyright ownership.
5 * The ASF licenses this file to You under the Apache License, Version 2.0
6 * (the "License"); you may not use this file except in compliance with
7 * the License. You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17 package org.apache.commons.transaction.file;
18
19 /**
20 * Maps transaction ids to paths and back.
21 *
22 * @version $Id: TransactionIdToPathMapper.java 493632 2007-01-07 01:57:31Z joerg $
23 * @since 1.2
24 */
25 public interface TransactionIdToPathMapper {
26
27 /**
28 * Maps the transaction id object to a path string.
29 *
30 * @param txId the transaction id
31 * @return the path string
32 */
33 String getPathForId(Object txId);
34
35 /**
36 * Maps the path string to a transaction id object.
37 *
38 * @param path the path
39 * @return the path string
40 */
41 Object getIdForPath(String path);
42
43 }