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Random.h
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1 // Copyright (c) 2009-2011 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 RANDOM_H
8 #define RANDOM_H
9
10 #include "LuceneObject.h"
11
12 namespace Lucene
13 {
15 class LPPAPI Random : public LuceneObject
16 {
17 public:
18 Random();
19 Random(int64_t seed);
20
21 virtual ~Random();
22
23 protected:
24 int64_t seed;
25
26 public:
27 void setSeed(int64_t seed);
28 int32_t nextInt(int32_t limit = INT_MAX);
29 double nextDouble();
30
31 protected:
32 int32_t next(int32_t bits);
33 };
34 }
35
36 #endif

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