/
wrapper.go
97 lines (81 loc) · 1.85 KB
/
wrapper.go
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
package kvstore
import (
"context"
)
type Wrapper struct {
s KVStore
trace *Trace
}
type PutCallback func(context.Context, *Record, ...SetOpt) (*Record, error)
type GetCallback func(context.Context, string, ...GetOpt) ([]*Record, error)
type DeleteCallback func(context.Context, string) error
type TxnCallback func(context.Context, TxnHandler) error
type SubscribeCallback func(context.Context, string, SubscribeHandler) error
// NewWrapper returns a new KVStore wrapper
func NewWrapper(s KVStore) *Wrapper {
return &Wrapper{s, NewTrace(s)}
}
func (w *Wrapper) Put(
ctx context.Context,
record *Record,
put PutCallback,
opts ...SetOpt,
) (*Record, error) {
if w.trace == nil {
return put(ctx, record, opts...)
}
return w.trace.Put(ctx, record, put, opts...)
}
func (w *Wrapper) Get(
ctx context.Context,
key string,
get GetCallback,
opts ...GetOpt,
) ([]*Record, error) {
if w.trace == nil {
return get(ctx, key, opts...)
}
return w.trace.Get(ctx, key, get, opts...)
}
func (w *Wrapper) Delete(
ctx context.Context,
key string,
delete DeleteCallback,
) error {
if w.trace == nil {
return delete(ctx, key)
}
return w.trace.Delete(ctx, key, delete)
}
func (w *Wrapper) Txn(
ctx context.Context,
handler TxnHandler,
txn TxnCallback,
) error {
if w.trace == nil {
return txn(ctx, handler)
}
return w.trace.Txn(ctx, handler, txn)
}
func (w *Wrapper) Subscribe(
ctx context.Context,
key string,
handler SubscribeHandler,
subscribe SubscribeCallback,
) error {
if w.trace == nil {
return subscribe(ctx, key, handler)
}
return w.trace.Subscribe(ctx, key, handler, subscribe)
}
func (w *Wrapper) HandlerHandle(
ctx context.Context,
key string,
handler SubscribeHandler,
args ...interface{},
) error {
if w.trace == nil {
return handler.Handle(ctx, key, args...)
}
return w.trace.HandlerHandle(ctx, key, handler, args...)
}