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VwCacheWriter.h
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1 /*
2  * Copyright (c) 2009 Yahoo! Inc. All rights reserved. The copyrights
3  * embodied in the content of this file are licensed under the BSD
4  * (revised) open source license.
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation; either version 3 of the License, or
9  * (at your option) any later version.
10  *
11  * Written (W) 2011 Shashwat Lal Das
12  * Adaptation of Vowpal Wabbit v5.1.
13  * Copyright (C) 2011 Berlin Institute of Technology and Max-Planck-Society.
14  */
15 
16 #ifndef _VW_CACHEWRITE_H__
17 #define _VW_CACHEWRITE_H__
18 
19 #include <shogun/base/SGObject.h>
20 #include <shogun/lib/common.h>
21 #include <shogun/io/IOBuffer.h>
24 
25 namespace shogun
26 {
27 
36 {
37 public:
38 
43 
50  CVwCacheWriter(char * fname, CVwEnvironment* env_to_use);
51 
58  CVwCacheWriter(int32_t f, CVwEnvironment* env_to_use);
59 
63  virtual ~CVwCacheWriter();
64 
70  virtual void set_file(int32_t f);
71 
77  virtual void set_env(CVwEnvironment* env_to_use);
78 
84  virtual CVwEnvironment* get_env();
85 
91  virtual void cache_example(VwExample* &ex) = 0;
92 
93 protected:
94 
96  int32_t fd;
97 
100 };
101 
102 }
103 #endif

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