diff options
Diffstat (limited to 'lib/order.h')
-rw-r--r-- | lib/order.h | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/lib/order.h b/lib/order.h new file mode 100644 index 0000000..d2f0f92 --- /dev/null +++ b/lib/order.h | |||
@@ -0,0 +1,69 @@ | |||
1 | #ifndef ORDER_H_0EC669D5 | ||
2 | #define ORDER_H_0EC669D5 | ||
3 | |||
4 | #include <stdexcept> | ||
5 | #include "field.h" | ||
6 | |||
7 | namespace verbly { | ||
8 | |||
9 | class order { | ||
10 | public: | ||
11 | enum class type { | ||
12 | random, | ||
13 | field | ||
14 | }; | ||
15 | |||
16 | // Type | ||
17 | |||
18 | type getType() const | ||
19 | { | ||
20 | return type_; | ||
21 | } | ||
22 | |||
23 | // Random | ||
24 | |||
25 | order() : type_(type::random) | ||
26 | { | ||
27 | } | ||
28 | |||
29 | // Field | ||
30 | |||
31 | order( | ||
32 | field arg, | ||
33 | bool asc = true) : | ||
34 | type_(type::field), | ||
35 | sortField_(std::move(arg)), | ||
36 | ascending_(asc) | ||
37 | { | ||
38 | } | ||
39 | |||
40 | field getSortField() const | ||
41 | { | ||
42 | if (type_ != type::field) | ||
43 | { | ||
44 | throw std::domain_error("Invalid access to non-field order"); | ||
45 | } | ||
46 | |||
47 | return sortField_; | ||
48 | } | ||
49 | |||
50 | bool isAscending() const | ||
51 | { | ||
52 | if (type_ != type::field) | ||
53 | { | ||
54 | throw std::domain_error("Invalid access to non-field order"); | ||
55 | } | ||
56 | |||
57 | return ascending_; | ||
58 | } | ||
59 | |||
60 | private: | ||
61 | type type_; | ||
62 | field sortField_; | ||
63 | bool ascending_; | ||
64 | |||
65 | }; | ||
66 | |||
67 | }; | ||
68 | |||
69 | #endif /* end of include guard: ORDER_H_0EC669D5 */ | ||