blob: 6de6b9d57e3e31e46e4dd52ec4cd44e66b76a024 (
plain)
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
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
|
(.using
[library
[lux {"-" and int}
[ffi {"+" import:}]
[control
[functor {"+" Functor}]
[apply {"+" Apply}]
[monad {"+" Monad do}]
["ex" exception]
["[0]" try {"+" Try}]]
[time
["[0]" instant {"+" Instant}]]
["[0]" io {"+" IO}]
[world
[binary {"+" Binary}]]]])
(import: java/lang/String)
(import: java/util/Date
(getTime [] long))
(import: java/sql/Date)
(import: java/sql/Time)
(import: java/sql/Timestamp)
(`` (import: java/sql/ResultSet
(~~ (template [<method_name> <return_class>]
[(<method_name> [int] "try" <return_class>)]
[getBoolean boolean]
[getByte byte]
[getShort short]
[getInt int]
[getLong long]
[getDouble double]
[getFloat float]
[getString java/lang/String]
[getBytes [byte]]
[getDate java/sql/Date]
[getTime java/sql/Time]
[getTimestamp java/sql/Timestamp]
))
(next [] "try" boolean)
(close [] "io" "try" void)))
(type: .public (Output a)
(-> [Nat java/sql/ResultSet] (Try [Nat a])))
(implementation: .public functor
(Functor Output)
(def: (each f fa)
(function (_ idx+rs)
(case (fa idx+rs)
{try.#Failure error}
{try.#Failure error}
{try.#Success [idx' value]}
{try.#Success [idx' (f value)]}))))
(implementation: .public apply
(Apply Output)
(def: functor ..functor)
(def: (apply ff fa)
(function (_ [idx rs])
(case (ff [idx rs])
{try.#Success [idx' f]}
(case (fa [idx' rs])
{try.#Success [idx'' a]}
{try.#Success [idx'' (f a)]}
{try.#Failure msg}
{try.#Failure msg})
{try.#Failure msg}
{try.#Failure msg}))))
(implementation: .public monad
(Monad Output)
(def: functor ..functor)
(def: (in a)
(function (_ [idx rs])
{.#Some [idx a]}))
(def: (conjoint mma)
(function (_ [idx rs])
(case (mma [idx rs])
{try.#Failure error}
{try.#Failure error}
{try.#Success [idx' ma]}
(ma [idx' rs])))))
(def: .public (fail error)
(All (_ a) (-> Text (Output a)))
(function (_ [idx result_set])
{try.#Failure error}))
(def: .public (and left right)
(All (_ a b)
(-> (Output a) (Output b) (Output [a b])))
(do ..monad
[=left left
=right right]
(in [=left =right])))
(template [<func_name> <method_name> <type>]
[(def: .public <func_name>
(Output <type>)
(function (_ [idx result_set])
(case (<method_name> [(.int idx)] result_set)
{try.#Failure error}
{try.#Failure error}
{try.#Success value}
{try.#Success [(++ idx) value]})))]
[boolean java/sql/ResultSet::getBoolean Bit]
[byte java/sql/ResultSet::getByte Int]
[short java/sql/ResultSet::getShort Int]
[int java/sql/ResultSet::getInt Int]
[long java/sql/ResultSet::getLong Int]
[float java/sql/ResultSet::getFloat Frac]
[double java/sql/ResultSet::getDouble Frac]
[string java/sql/ResultSet::getString Text]
[bytes java/sql/ResultSet::getBytes Binary]
)
(template [<func_name> <method_name>]
[(def: .public <func_name>
(Output Instant)
(function (_ [idx result_set])
(case (<method_name> [(.int idx)] result_set)
{try.#Failure error}
{try.#Failure error}
{try.#Success value}
{try.#Success [(++ idx)
(instant.from_millis (java/util/Date::getTime value))]})))]
[date java/sql/ResultSet::getDate]
[time java/sql/ResultSet::getTime]
[time_stamp java/sql/ResultSet::getTimestamp]
)
(def: .public (rows output results)
(All (_ a) (-> (Output a) java/sql/ResultSet (IO (Try (List a)))))
(case (java/sql/ResultSet::next results)
{try.#Success has_next?}
(if has_next?
(case (output [1 results])
{.#Some [_ head]}
(do io.monad
[?tail (rows output results)]
(case ?tail
{try.#Success tail}
(in {try.#Success {.#Item head tail}})
{try.#Failure error}
(do io.monad
[temp (java/sql/ResultSet::close results)]
(in (do try.monad
[_ temp]
(try.failure error))))))
{try.#Failure error}
(do io.monad
[temp (java/sql/ResultSet::close results)]
(in (do try.monad
[_ temp]
(try.failure error)))))
(do io.monad
[temp (java/sql/ResultSet::close results)]
(in (do try.monad
[_ temp]
(in (list))))))
{try.#Failure error}
(do io.monad
[temp (java/sql/ResultSet::close results)]
(in (do try.monad
[_ temp]
(try.failure error))))
))
|
