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add binder for connector

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This commit is contained in:
ginuerzh
2021-11-20 23:41:11 +08:00
parent c5df25e84d
commit 3fd3b5e801
29 changed files with 1396 additions and 284 deletions
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44
pkg/metadata/metadata.go
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@ -1,8 +1,12 @@
package metadata
import "time"
import (
"strconv"
"time"
)
type Metadata interface {
IsExists(key string) bool
Get(key string) interface{}
GetBool(key string) bool
GetInt(key string) int
@ -13,6 +17,11 @@ type Metadata interface {
type MapMetadata map[string]interface{}
func (m MapMetadata) IsExists(key string) bool {
_, ok := m[key]
return ok
}
func (m MapMetadata) Get(key string) interface{} {
if m != nil {
return m[key]
@ -21,22 +30,43 @@ func (m MapMetadata) Get(key string) interface{} {
}
func (m MapMetadata) GetBool(key string) (v bool) {
if m != nil {
v, _ = m[key].(bool)
if m == nil || !m.IsExists(key) {
return
}
switch vv := m[key].(type) {
case bool:
return vv
case int:
return vv != 0
case string:
v, _ = strconv.ParseBool(vv)
return
}
return
}
func (m MapMetadata) GetInt(key string) (v int) {
if m != nil {
v, _ = m[key].(int)
switch vv := m[key].(type) {
case bool:
if vv {
v = 1
}
case int:
return vv
case string:
v, _ = strconv.Atoi(vv)
return
}
return
}
func (m MapMetadata) GetFloat(key string) (v float64) {
if m != nil {
v, _ = m[key].(float64)
switch vv := m[key].(type) {
case int:
return float64(vv)
case string:
v, _ = strconv.ParseFloat(vv, 64)
return
}
return
}