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Lock.h
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1 
2 // Copyright (c) 2009-2014 Alan Wright. All rights reserved.
3 // Distributable under the terms of either the Apache License (Version 2.0)
4 // or the GNU Lesser General Public License.
6 
7 #ifndef LOCK_H
8 #define LOCK_H
9 
10 #include "LuceneObject.h"
11 
12 namespace Lucene {
13 
16 class LPPAPI Lock : public LuceneObject {
17 public:
18  virtual ~Lock();
20 
21 public:
23  static const int32_t LOCK_OBTAIN_WAIT_FOREVER;
24 
26  static const int32_t LOCK_POLL_INTERVAL;
27 
28 public:
31  virtual bool obtain() = 0;
32 
34  virtual void release() = 0;
35 
38  virtual bool isLocked() = 0;
39 
45  bool obtain(int32_t lockWaitTimeout);
46 };
47 
48 }
49 
50 #endif

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