gost/pkg/metadata/metadata.go
2021-11-01 21:57:28 +08:00

62 lines
1.0 KiB
Go

package metadata
import "time"
type Metadata interface {
Get(key string) interface{}
GetBool(key string) bool
GetInt(key string) int
GetFloat(key string) float64
GetString(key string) string
GetDuration(key string) time.Duration
}
type MapMetadata map[string]interface{}
func (m MapMetadata) Get(key string) interface{} {
if m != nil {
return m[key]
}
return nil
}
func (m MapMetadata) GetBool(key string) (v bool) {
if m != nil {
v, _ = m[key].(bool)
}
return
}
func (m MapMetadata) GetInt(key string) (v int) {
if m != nil {
v, _ = m[key].(int)
}
return
}
func (m MapMetadata) GetFloat(key string) (v float64) {
if m != nil {
v, _ = m[key].(float64)
}
return
}
func (m MapMetadata) GetString(key string) (v string) {
if m != nil {
v, _ = m[key].(string)
}
return
}
func (m MapMetadata) GetDuration(key string) (v time.Duration) {
if m != nil {
switch vv := m[key].(type) {
case int:
return time.Duration(vv) * time.Second
case string:
v, _ = time.ParseDuration(vv)
}
}
return
}