01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one or more
03: * contributor license agreements. See the NOTICE file distributed with
04: * this work for additional information regarding copyright ownership.
05: * The ASF licenses this file to You under the Apache License, Version 2.0
06: * (the "License"); you may not use this file except in compliance with
07: * the License. You may obtain a copy of the License at
08: *
09: * 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: }
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