FazBrowse GitHub Viewer
|
Trending
|
URL:
|
Home
Tools:
[Download Repo ZIP]
[View Raw Code]
[Original HTTPS Page]
cpp_redis/include/cppredis/cpp_redis_list.hpp at master · effective-Cplusplus/cpp_redis · GitHub
Uh oh!
There was an error while loading.
Please reload this page
.
effective-Cplusplus
/
cpp_redis
Public
Notifications
You must be signed in to change notification settings
Fork
0
Star
1
Code
Issues
0
Pull requests
0
Actions
Projects
Security and quality
0
Insights
Additional navigation options
Code
Issues
Pull requests
Actions
Projects
Security and quality
Insights
Expand file tree
Breadcrumbs
cpp_redis
/
include
/
cppredis
/
cpp_redis_list.hpp
Copy path
More file actions
More file actions
Latest commit
History
History
History
417 lines (315 loc) · 11.6 KB
Breadcrumbs
cpp_redis
/
include
/
cppredis
/
cpp_redis_list.hpp
Copy path
File metadata and controls
417 lines (315 loc) · 11.6 KB
Raw
Copy raw file
Download raw file
Open symbols panel
Edit and raw actions
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
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
#
ifndef
cpp_redis_list_h__
#
define
cpp_redis_list_h__
#
include
"
client_interface.hpp
"
namespace
cpp_redis
{
class
list_client
:
public
client
{
public:
list_client
() =
default
;
virtual
~list_client
() {
}
//
list插入时要选择方向, 返回tuple:返回行数
//
函数调用是右值引用
//
尾插入法
virtual
int
list_rpush
(std::string&& key, std::string&& value)
{
check_args
();
std::string msg = request_->
req_n_key
(request_->
get_cmd
(cpp_redis::rpush),
std::forward<std::string>(key), std::forward<std::string>(value));
if
(!socket_->
send_msg
(
std::move
(msg))) {
return
0
;
}
const
auto
res = socket_->
get_responese
();
if
(res->
get_result_code
() != status::int_result_ &&
res->
get_result_code
() != status::status_) {
return
0
;
}
const
auto
results = res->
get_int_results
();
return
((!results.
empty
()) ? results[
0
] :
0
);
}
//
插入时判断key是否存在，存在插入不存在什么也不做
virtual
int
list_rpush_if
(std::string&& key, std::string&& value)
{
check_args
();
std::string msg = request_->
req_n_key
(request_->
get_cmd
(cpp_redis::rpushx),
std::forward<std::string>(key), std::forward<std::string>(value));
if
(!socket_->
send_msg
(
std::move
(msg))) {
return
0
;
}
const
auto
res = socket_->
get_responese
();
if
(res->
get_result_code
() != status::int_result_ &&
res->
get_result_code
() != status::status_) {
return
0
;
}
const
auto
results = res->
get_int_results
();
return
((!results.
empty
()) ? results[
0
] :
0
);
}
//
头插入法
virtual
int
list_lpush
(std::string&& key, std::string&& value)
{
check_args
();
std::string msg = request_->
req_n_key
(request_->
get_cmd
(cpp_redis::lpush),
std::forward<std::string>(key), std::forward<std::string>(value));
if
(!socket_->
send_msg
(
std::move
(msg))) {
return
0
;
}
const
auto
res = socket_->
get_responese
();
if
(res->
get_result_code
() != status::int_result_
&& res->
get_result_code
()!=status::status_) {
return
0
;
}
const
auto
results = res->
get_int_results
();
return
((!results.
empty
()) ? results[
0
] :
0
);
}
//
插入时判断key是否存在，存在插入不存在什么也不做
virtual
int
list_lpush_if
(std::string&& key, std::string&& value)
{
check_args
();
std::string msg = request_->
req_n_key
(request_->
get_cmd
(cpp_redis::lpushx),
std::forward<std::string>(key), std::forward<std::string>(value));
if
(!socket_->
send_msg
(
std::move
(msg))) {
return
0
;
}
const
auto
res = socket_->
get_responese
();
if
(res->
get_result_code
() != status::int_result_
&&res->
get_result_code
() != status::status_) {
return
0
;
}
const
auto
results = res->
get_int_results
();
return
((!results.
empty
()) ? results[
0
] :
0
);
}
virtual
int32_t
list_size
(std::string&& key)
{
check_args
();
std::string msg = request_->
req_n_key
(request_->
get_cmd
(cpp_redis::llen), std::forward<std::string>(key));
if
(!socket_->
send_msg
(
std::move
(msg))) {
return
0
;
}
const
auto
res = socket_->
get_responese
();
if
(res->
get_result_code
() != status::int_result_
&&res->
get_result_code
() != status::status_) {
return
0
;
}
const
auto
results = res->
get_int_results
();
return
((!results.
empty
()) ? results[
0
] :
0
);
}
/*
***********和数组一样,下标从零开始*************************************
*/
virtual
std::vector <std::string>
list_range
(std::string&& key,
int
start,
int
end)
{
check_args
();
std::string msg = request_->
req_n_key
(request_->
get_cmd
(cpp_redis::lrange), std::forward<std::string>(key),
std::move
(
unit::int_to_string
(start)),
std::move
(
unit::int_to_string
(end)));
if
(!socket_->
send_msg
(
std::move
(msg))) {
return
{};
}
const
auto
res = socket_->
get_responese
();
if
(res->
get_result_code
() != status::results_
&&res->
get_result_code
() != status::status_) {
return
{} ;
}
//
函数调用是右值
return
std::move
(res->
get_results
());
}
//
第一个开始弹,不管原始的插入方向
virtual
std::string
list_lpop
(std::string&& key)
{
check_args
();
std::string msg = request_->
req_n_key
(request_->
get_cmd
(cpp_redis::lpop), std::forward<std::string>(key));
if
(!socket_->
send_msg
(
std::move
(msg))) {
return
"
"
;
}
const
auto
res = socket_->
get_responese
();
if
(res->
get_result_code
() != status::results_
&&res->
get_result_code
() != status::status_) {
return
"
"
;
}
const
auto
results = res->
get_results
();
return
((!results.
empty
()) ?
std::move
(results[
0
]):
"
"
);
}
//
从最后面弹出元素，元素弹完了，redis直接删除
virtual
std::string
list_rpop
(std::string&& key)
{
check_args
();
std::string msg = request_->
req_n_key
(request_->
get_cmd
(cpp_redis::rpop), std::forward<std::string>(key));
if
(!socket_->
send_msg
(
std::move
(msg))) {
return
"
"
;
}
const
auto
res = socket_->
get_responese
();
if
(res->
get_result_code
() != status::results_
&&res->
get_result_code
() != status::status_) {
return
"
"
;
}
const
auto
results = res->
get_results
();
return
((!results.
empty
()) ?
std::move
(results[
0
]) :
"
"
);
}
//
弹出最后元素
//
返回的是键值对
virtual
std::string
list_brpop
(std::string&& key,
size_t
timeout =
0
)
{
check_args
();
std::string msg = request_->
req_n_key
(request_->
get_cmd
(cpp_redis::brpop),
std::forward<std::string>(key),
std::move
(
unit::int_to_string
(timeout)));
if
(!socket_->
send_msg
(
std::move
(msg))) {
return
"
"
;
}
const
auto
res = socket_->
get_responese
();
if
(res->
get_result_code
() != status::results_
&&res->
get_result_code
() != status::status_) {
return
"
"
;
}
const
auto
results = res->
get_results
();
return
((!results.
empty
() && results.
size
() ==
2
) ?
std::move
(results[
1
]) :
"
"
);
}
//
弹出最前元素
//
返回的是键值对
virtual
std::string
list_blpop
(std::string&& key,
size_t
timeout =
0
)
{
check_args
();
std::string msg = request_->
req_n_key
(request_->
get_cmd
(cpp_redis::blpop), std::forward<std::string>(key),
std::move
(
unit::int_to_string
(timeout)));
if
(!socket_->
send_msg
(
std::move
(msg))) {
return
"
"
;
}
const
auto
res = socket_->
get_responese
();
if
(res->
get_result_code
() != status::results_
&&res->
get_result_code
() != status::status_) {
return
"
"
;
}
const
auto
results = res->
get_results
();
return
((!results.
empty
() && results.
size
()==
2
) ?
std::move
(results[
1
]) :
"
"
);
}
//
列表只保留指定区间内的元素，不在指定区间之内的元素都将被删除。
virtual
bool
list_trim
(std::string&& key,
int
start,
int
end)
{
check_args
();
std::string msg = request_->
req_n_key
(request_->
get_cmd
(cpp_redis::ltrim), std::forward<std::string>(key),
std::move
(
unit::int_to_string
(start)),
std::move
(
unit::int_to_string
(end)));
if
(!socket_->
send_msg
(
std::move
(msg))) {
return
false
;
}
const
auto
res = socket_->
get_responese
();
if
(res->
get_result_code
() != status::status_
&&res->
get_result_code
() != status::status_) {
return
false
;
}
return
true
;
}
//
索引获取列表中的元素.以 -1 表示列表的最后一个元素，//-2 表示列表的倒数第二个元素，以此类推。
virtual
std::string
list_index
(std::string&& key,
int
index)
{
check_args
();
std::string msg = request_->
req_n_key
(request_->
get_cmd
(cpp_redis::lindex), std::forward<std::string>(key),
std::move
(
unit::int_to_string
(index)));
if
(!socket_->
send_msg
(
std::move
(msg))) {
return
"
"
;
}
const
auto
res = socket_->
get_responese
();
if
(res->
get_result_code
() != status::results_
&&res->
get_result_code
() != status::status_) {
return
"
"
;
}
const
auto
results = res->
get_results
();
return
((!results.
empty
() && results[
0
]!= g_nil) ?
std::move
(results[
0
]) :
"
"
);
}
//
指定索引上设置元素值
virtual
bool
list_set
(std::string&& key, std::string&& value,std::string&& index)
{
check_args
();
std::string msg = request_->
req_n_key
(request_->
get_cmd
(cpp_redis::lset),std::forward<std::string>(key),
std::forward<std::string>(index),std::forward<std::string>(value));
if
(!socket_->
send_msg
(
std::move
(msg))) {
return
false
;
}
const
auto
res = socket_->
get_responese
();
if
(res->
get_result_code
() == status::status_
&&res->
get_result_code
() != status::status_) {
return
true
;
}
return
false
;
}
//
没有移除就为0 ，有移除就大于0，count表示list的起始位置,一般从0开始删除,-1表示最后一个元素删除
//
如果从0开始删除，有多少删除多少
//
如果从-1开始删除,就只会删除一个元素
//
数量为>=|count|
virtual
int
list_del_elem
(std::string&& key, std::string&& value,std::string &&count)
{
check_args
();
std::string msg = request_->
req_n_key
(request_->
get_cmd
(cpp_redis::lrem),std::forward<std::string>(key),
std::forward<std::string>(count),std::forward<std::string>(value));
if
(!socket_->
send_msg
(
std::move
(msg))) {
return
0
;
}
const
auto
res = socket_->
get_responese
();
if
(res->
get_result_code
() != status::int_result_
&&res->
get_result_code
() != status::status_) {
return
0
;
}
const
auto
results = res->
get_int_results
();
return
((!results.
empty
()) ? results[
0
]:
0
);
}
//
最后一个元素移动到另外一个list去
virtual
std::string
list_rpoplpush
(std::string&& src_key, std::string&& dst_key)
{
check_args
();
std::string msg = request_->
req_n_key
(request_->
get_cmd
(cpp_redis::rpoplpush), std::forward<std::string>(src_key), std::forward<std::string>(dst_key));
if
(!socket_->
send_msg
(
std::move
(msg))) {
return
"
"
;
}
const
auto
res = socket_->
get_responese
();
if
(res->
get_result_code
() != status::results_
&&res->
get_result_code
() != status::status_) {
return
"
"
;
}
const
auto
results = res->
get_results
();
return
((!results.
empty
()) ?
std::move
(results[
0
]) :
"
"
);
}
//
最后一个元素移动到另外一个list去
//
timeout:0永远等待
virtual
std::string
list_brpoplpush
(std::string&& src_key, std::string&& dst_key,
int
timeout =
0
)
{
check_args
();
std::string msg = request_->
req_n_key
(request_->
get_cmd
(cpp_redis::brpoplpush), std::forward<std::string>(src_key),
std::forward<std::string>(dst_key),
std::move
(
unit::int_to_string
(timeout)));
if
(!socket_->
send_msg
(
std::move
(msg))) {
return
"
"
;
}
const
auto
res = socket_->
get_responese
();
if
(res->
get_result_code
() != status::results_
&&res->
get_result_code
() != status::status_) {
return
"
"
;
}
const
auto
results = res->
get_results
();
return
((!results.
empty
()) ?
std::move
(results[
0
]) :
"
"
);
}
virtual
int
list_insert_before
(std::string&& key, std::string&& dst_value, std::string&& insert_value)
{
check_args
();
std::string msg = request_->
req_n_key
(request_->
get_cmd
(cpp_redis::list_insert), std::forward<std::string>(key),
"
before
"
,
std::forward<std::string>(dst_value), std::forward<std::string>(insert_value));
if
(!socket_->
send_msg
(
std::move
(msg))) {
return
0
;
}
const
auto
res = socket_->
get_responese
();
if
(res->
get_result_code
() != status::int_result_
&&res->
get_result_code
() != status::status_) {
return
0
;
}
const
auto
results = res->
get_int_results
();
return
((!results.
empty
() && results[
0
]!=-
1
) ? results[
0
] :
0
);
}
virtual
int
list_insert_after
(std::string&& key, std::string&& dst_value, std::string&& insert_value)
{
check_args
();
std::string msg = request_->
req_n_key
(request_->
get_cmd
(cpp_redis::list_insert), std::forward<std::string>(key),
"
after
"
,
std::forward<std::string>(dst_value), std::forward<std::string>(insert_value));
if
(!socket_->
send_msg
(
std::move
(msg))) {
return
0
;
}
const
auto
res = socket_->
get_responese
();
if
(res->
get_result_code
() != status::int_result_
&&res->
get_result_code
() != status::status_){
return
0
;
}
const
auto
results = res->
get_int_results
();
return
((!results.
empty
()&&results[
0
]!=-
1
) ? results[
0
]:
0
);
}
};
}
#
endif
//
cpp_redis_list_h__
Back
|
FazBrowse Home
|
New Git URL