source: src/Parameters/Validators/Ops_Validator_impl.hpp@ c42a43

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Last change on this file since c42a43 was 33d0af, checked in by Frederik Heber <heber@…>, 13 years ago
Ops_Validators: new operators (&&,
, !)
  • created a unittest for the new Validator operators
  • Property mode set to 100644
File size: 2.7 KB
RevLine 
[33d0af]1/*
2 * Ops_Validator_impl.hpp
3 *
4 * Created on: May 9, 2012
5 * Author: ankele
6 */
7
8#ifndef OPS_VALIDATOR_IMPL_HPP_
9#define OPS_VALIDATOR_IMPL_HPP_
10
11
12
13// include config.h
14#ifdef HAVE_CONFIG_H
15#include <config.h>
16#endif
17
18#include "Validator.hpp"
19
20/** Logical AND composition of two Validators.
21 *
22 */
23template <class T>
24class And_Validator : public Validator<T>
25{
26public:
27 And_Validator(const Validator<T> &_a, const Validator<T> &_b) :
28 a(_a.clone()), b(_b.clone())
29 {}
30 virtual ~And_Validator()
31 {
32 delete(a);
33 delete(b);
34 }
35
36 bool isValid(const T & _value) const {
37 return (*a)(_value) && (*b)(_value);
38 }
39
40 Validator<T>* clone() const
41 { return new And_Validator(*a, *b); }
42
43 // comparator
44 bool operator==(const Validator<T> &_instance) const
45 {
46 const And_Validator<T> *inst = dynamic_cast<const And_Validator<T> *>(&_instance);
47 if (inst)
48 return (*a == *inst->a) && (*b == *inst->b);
49 return false;
50 }
51
52private:
53 Validator<T> *a;
54 Validator<T> *b;
55};
56
57/** Logical OR composition of two Validators.
58 *
59 */
60template <class T>
61class Or_Validator : public Validator<T>
62{
63public:
64 Or_Validator(const Validator<T> &_a, const Validator<T> &_b) :
65 a(_a.clone()), b(_b.clone())
66 {}
67 virtual ~Or_Validator()
68 {
69 delete(a);
70 delete(b);
71 }
72
73 bool isValid(const T & _value) const {
74 return (*a)(_value) || (*b)(_value);
75 }
76
77 Validator<T>* clone() const
78 { return new Or_Validator(*a, *b); }
79
80 // comparator
81 bool operator==(const Validator<T> &_instance) const
82 {
83 const Or_Validator<T> *inst = dynamic_cast<const Or_Validator<T> *>(&_instance);
84 if (inst)
85 return (*a == *inst->a) && (*b == *inst->b);
86 return false;
87 }
88
89private:
90 Validator<T> *a;
91 Validator<T> *b;
92};
93
94/** Logical NOT composition of a Validator.
95 *
96 */
97template <class T>
98class Not_Validator : public Validator<T>
99{
100public:
101 Not_Validator(const Validator<T> &_a) :
102 a(_a.clone())
103 {}
104 virtual ~Not_Validator()
105 {
106 delete(a);
107 }
108
109 bool isValid(const T & _value) const {
110 return !(*a)(_value);
111 }
112
113 Validator<T>* clone() const
114 { return new Not_Validator(*a); }
115
116 // comparator
117 bool operator==(const Validator<T> &_instance) const
118 {
119 const Not_Validator<T> *inst = dynamic_cast<const Not_Validator<T> *>(&_instance);
120 if (inst)
121 return (*a == *inst->a);
122 return false;
123 }
124
125private:
126 Validator<T> *a;
127};
128
129
130
131template <class T>
132And_Validator<T> operator&&(const Validator<T> &a, const Validator<T> &b)
133{
134 return And_Validator<T>(a, b);
135}
136
137template <class T>
138Or_Validator<T> operator||(const Validator<T> &a, const Validator<T> &b)
139{
140 return Or_Validator<T>(a, b);
141}
142
143template <class T>
144Not_Validator<T> operator!(const Validator<T> &a)
145{
146 return Not_Validator<T>(a);
147}
148
149
150#endif /* OPS_VALIDATOR_IMPL_HPP_ */
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