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Java > Open Source Codes > org > apache > derby > iapi > services > locks > C_LockFactory


1 /*
2
3    Derby - Class org.apache.derby.iapi.services.locks.C_LockFactory
4
5    Licensed to the Apache Software Foundation (ASF) under one or more
6    contributor license agreements. See the NOTICE file distributed with
7    this work for additional information regarding copyright ownership.
8    The ASF licenses this file to you under the Apache License, Version 2.0
9    (the "License"); you may not use this file except in compliance with
10    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
22 package org.apache.derby.iapi.services.locks;
23
24 /**
25     Constants for the LockFactory
26 */
27 public interface C_LockFactory {
28
29     /**
30         Timeout value that indicates wait for the lock or latch forever.
31     */
32     public static final int WAIT_FOREVER = -1;
33
34     /**
35         Timeout value that indicates wait for the lock according to
36         derby.locks.waitTimeout.
37     */
38     public static final int TIMED_WAIT = -2;
39
40     /**
41         Timeout value that indicates do not wait for the lock or latch at all
42         */
43     public static final int NO_WAIT = 0;
44 }
45
46
47
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