1 /*
2 * Copyright (c) 2011. The Apache Software Foundation
3 *
4 * Licensed to the Apache Software Foundation (ASF) under one
5 * or more contributor license agreements. See the NOTICE file
6 * distributed with this work for additional information
7 * regarding copyright ownership. The ASF licenses this file
8 * to you under the Apache License, Version 2.0 (the
9 * "License"); you may not use this file except in compliance
10 * with the License. You may obtain a copy of the License at
11 *
12 * http://www.apache.org/licenses/LICENSE-2.0
13 *
14 * Unless required by applicable law or agreed to in writing, software
15 * distributed under the License is distributed on an "AS IS" BASIS,
16 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17 * See the License for the specific language governing permissions and
18 * limitations under the License.
19 */
20
21 package org.apache.hadoop.hbase.hbql.util;
22
23 import java.lang.annotation.ElementType;
24 import java.lang.annotation.Retention;
25 import java.lang.annotation.RetentionPolicy;
26 import java.lang.annotation.Target;
27
28 /**
29 * A package attribute that captures the version of hbase that was compiled.
30 * Copied down from hadoop. All is same except name of interface.
31 */
32 @Retention(RetentionPolicy.RUNTIME)
33 @Target(ElementType.PACKAGE)
34 public @interface VersionAnnotation {
35
36 /**
37 * Get the Hadoop version
38 *
39 * @return the version string "0.6.3-dev"
40 */
41 String version();
42
43 /**
44 * Get the username that compiled Hadoop.
45 */
46 String user();
47
48 /**
49 * Get the date when Hadoop was compiled.
50 *
51 * @return the date in unix 'date' format
52 */
53 String date();
54
55 /**
56 * Get the url for the subversion repository.
57 */
58 String url();
59
60 /**
61 * Get the subversion revision.
62 *
63 * @return the revision number as a string (eg. "451451")
64 */
65 String revision();
66 }