forked from uber/zanzibar
/
types_i64.go
62 lines (58 loc) · 1.47 KB
/
types_i64.go
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package bar
import (
"encoding/binary"
"encoding/json"
"fmt"
"strconv"
"time"
)
func (v Long) MarshalJSON() ([]byte, error) {
byteArray := make([]byte, 8, 8)
binary.BigEndian.PutUint64(byteArray, uint64(v))
high := int32(binary.BigEndian.Uint32(byteArray[:4]))
low := int32(binary.BigEndian.Uint32(byteArray[4:]))
return ([]byte)(fmt.Sprintf("{\"high\":%d,\"low\":%d}", high, low)), nil
}
func (v *Long) UnmarshalJSON(text []byte) error {
firstByte := text[0]
if firstByte == byte('{') {
result := map[string]int32{}
err := json.Unmarshal(text, &result)
if err != nil {
return err
}
byteArray := make([]byte, 8, 8)
binary.BigEndian.PutUint32(byteArray[:4], uint32(result["high"]))
binary.BigEndian.PutUint32(byteArray[4:], uint32(result["low"]))
x := binary.BigEndian.Uint64(byteArray)
*v = Long(int64(x))
} else {
x, err := strconv.ParseInt(string(text), 10, 64)
if err != nil {
return err
}
*v = Long(x)
}
return nil
}
func (v Timestamp) MarshalJSON() ([]byte, error) {
x := (int64)(v)
return ([]byte)("\"" + time.Unix(x/1000, 0).UTC().Format(time.RFC3339) + "\""), nil
}
func (v *Timestamp) UnmarshalJSON(text []byte) error {
firstByte := text[0]
if firstByte == byte('"') {
x, err := time.Parse(time.RFC3339, string(text[1:len(text)-1]))
if err != nil {
return err
}
*v = Timestamp(x.Unix() * 1000)
} else {
x, err := strconv.ParseInt(string(text), 10, 64)
if err != nil {
return err
}
*v = Timestamp(x)
}
return nil
}