SegrulesFSA.hpp
1.89 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
/*
* File: SegrulesFSA.hpp
* Author: mlenart
*
* Created on 12 marzec 2014, 17:52
*/
#ifndef SEGRULESFSA_HPP
#define SEGRULESFSA_HPP
#include <set>
#include <iostream>
#include "deserialization/deserializationUtils.hpp"
namespace morfeusz {
struct SegrulesState {
uint16_t offset;
bool accepting;
bool weak;
bool shiftOrthFromPrevious;
bool sink;
bool failed;
SegrulesState() : offset(0), accepting(false), weak(false), shiftOrthFromPrevious(false), sink(true), failed(true) {}
};
inline bool operator<(const SegrulesState& s1, const SegrulesState& s2) {
return s1.offset < s2.offset;
}
class SegrulesFSA {
public:
SegrulesFSA(const unsigned char* ptr) : initialState(), ptr(ptr), initialTransitions() {
SegrulesState state;
state.accepting = false;
state.weak = false;
state.shiftOrthFromPrevious = false;
state.sink = false;
state.failed = false;
initialState = state;
initialTransitions = createInitialTransitionsVector();
}
void proceedToNext(
const unsigned char segnum,
const SegrulesState& state,
bool atEndOfWord,
SegrulesState& resState) const;
virtual ~SegrulesFSA() {
}
SegrulesState initialState;
private:
const unsigned char* ptr;
std::vector< SegrulesState > initialTransitions;
SegrulesState transition2State(const unsigned char* transitionPtr) const;
std::vector< SegrulesState > createInitialTransitionsVector();
void doProceedFromInitialState(
const unsigned char segnum,
bool atEndOfWord,
SegrulesState& resState) const;
void doProceedFromNonInitialState(
const unsigned char segnum,
const SegrulesState& state,
bool atEndOfWord,
SegrulesState& resState) const;
};
}
#endif /* SEGRULESFSA_HPP */