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Random.h
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1 // 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 RANDOM_H
8 #define RANDOM_H
9
10 #include "LuceneObject.h"
11
12 namespace Lucene {
13
15 class LPPAPI Random : public LuceneObject {
16 public:
17 Random();
18 Random(int64_t seed);
19
20 virtual ~Random();
21
22 protected:
23 int64_t seed;
24
25 public:
26 void setSeed(int64_t seed);
27 int32_t nextInt(int32_t limit = INT_MAX);
28 double nextDouble();
29
30 protected:
31 int32_t next(int32_t bits);
32 };
33
34 }
35
36 #endif
Lucene
Definition: AbstractAllTermDocs.h:12
Lucene::LuceneObject
Base class for all Lucene classes.
Definition: LuceneObject.h:31
Lucene::Random::seed
int64_t seed
Definition: Random.h:23
Lucene::Random
Utility class to generate a stream of pseudorandom numbers.
Definition: Random.h:15
LuceneObject.h

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