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time_proto.go
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time_proto.go
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// SPDX-License-Identifier: Apache-2.0
// Copyright Authors of Cilium
// Copyright 2015 The Kubernetes Authors.
package v1
import (
"time"
)
// Timestamp is a struct that is equivalent to Time, but intended for
// protobuf marshalling/unmarshalling. It is generated into a serialization
// that matches Time. Do not use in Go structs.
type Timestamp struct {
// Represents seconds of UTC time since Unix epoch
// 1970-01-01T00:00:00Z. Must be from 0001-01-01T00:00:00Z to
// 9999-12-31T23:59:59Z inclusive.
Seconds int64 `json:"seconds" protobuf:"varint,1,opt,name=seconds"`
// Non-negative fractions of a second at nanosecond resolution. Negative
// second values with fractions must still have non-negative nanos values
// that count forward in time. Must be from 0 to 999,999,999
// inclusive. This field may be limited in precision depending on context.
Nanos int32 `json:"nanos" protobuf:"varint,2,opt,name=nanos"`
}
// Timestamp returns the Time as a new Timestamp value.
func (m *Time) ProtoTime() *Timestamp {
if m == nil {
return &Timestamp{}
}
return &Timestamp{
Seconds: m.Time.Unix(),
// leaving this here for the record. our JSON only handled seconds, so this results in writes by
// protobuf clients storing values that aren't read by json clients, which results in unexpected
// field mutation, which fails various validation and equality code.
// Nanos: int32(m.Time.Nanosecond()),
}
}
// Size implements the protobuf marshalling interface.
func (m *Time) Size() (n int) {
if m == nil || m.Time.IsZero() {
return 0
}
return m.ProtoTime().Size()
}
// Reset implements the protobuf marshalling interface.
func (m *Time) Unmarshal(data []byte) error {
if len(data) == 0 {
m.Time = time.Time{}
return nil
}
p := Timestamp{}
if err := p.Unmarshal(data); err != nil {
return err
}
// leaving this here for the record. our JSON only handled seconds, so this results in writes by
// protobuf clients storing values that aren't read by json clients, which results in unexpected
// field mutation, which fails various validation and equality code.
// m.Time = time.Unix(p.Seconds, int64(p.Nanos)).Local()
m.Time = time.Unix(p.Seconds, int64(0)).Local()
return nil
}
// Marshal implements the protobuf marshaling interface.
func (m *Time) Marshal() (data []byte, err error) {
if m == nil || m.Time.IsZero() {
return nil, nil
}
return m.ProtoTime().Marshal()
}
// MarshalTo implements the protobuf marshaling interface.
func (m *Time) MarshalTo(data []byte) (int, error) {
if m == nil || m.Time.IsZero() {
return 0, nil
}
return m.ProtoTime().MarshalTo(data)
}
// MarshalToSizedBuffer implements the protobuf reverse marshaling interface.
func (m *Time) MarshalToSizedBuffer(data []byte) (int, error) {
if m == nil || m.Time.IsZero() {
return 0, nil
}
return m.ProtoTime().MarshalToSizedBuffer(data)
}