minio/pkg/bucket/lifecycle/noncurrentversion.go
Harshavardhana 069432566f update license change for MinIO
Signed-off-by: Harshavardhana <harsha@minio.io>
2021-04-23 11:58:53 -07:00

115 lines
3.6 KiB
Go

// Copyright (c) 2015-2021 MinIO, Inc.
//
// This file is part of MinIO Object Storage stack
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package lifecycle
import (
"encoding/xml"
)
// NoncurrentVersionExpiration - an action for lifecycle configuration rule.
type NoncurrentVersionExpiration struct {
XMLName xml.Name `xml:"NoncurrentVersionExpiration"`
NoncurrentDays ExpirationDays `xml:"NoncurrentDays,omitempty"`
set bool
}
// MarshalXML if non-current days not set to non zero value
func (n NoncurrentVersionExpiration) MarshalXML(e *xml.Encoder, start xml.StartElement) error {
if n.IsDaysNull() {
return nil
}
type noncurrentVersionExpirationWrapper NoncurrentVersionExpiration
return e.EncodeElement(noncurrentVersionExpirationWrapper(n), start)
}
// UnmarshalXML decodes NoncurrentVersionExpiration
func (n *NoncurrentVersionExpiration) UnmarshalXML(d *xml.Decoder, startElement xml.StartElement) error {
type noncurrentVersionExpirationWrapper NoncurrentVersionExpiration
var val noncurrentVersionExpirationWrapper
err := d.DecodeElement(&val, &startElement)
if err != nil {
return err
}
*n = NoncurrentVersionExpiration(val)
n.set = true
return nil
}
// IsDaysNull returns true if days field is null
func (n NoncurrentVersionExpiration) IsDaysNull() bool {
return n.NoncurrentDays == ExpirationDays(0)
}
// Validate returns an error with wrong value
func (n NoncurrentVersionExpiration) Validate() error {
if !n.set {
return nil
}
val := int(n.NoncurrentDays)
if val <= 0 {
return errXMLNotWellFormed
}
return nil
}
// NoncurrentVersionTransition - an action for lifecycle configuration rule.
type NoncurrentVersionTransition struct {
NoncurrentDays ExpirationDays `xml:"NoncurrentDays"`
StorageClass string `xml:"StorageClass"`
set bool
}
// MarshalXML is extended to leave out
// <NoncurrentVersionTransition></NoncurrentVersionTransition> tags
func (n NoncurrentVersionTransition) MarshalXML(e *xml.Encoder, start xml.StartElement) error {
if n.NoncurrentDays == ExpirationDays(0) {
return nil
}
type noncurrentVersionTransitionWrapper NoncurrentVersionTransition
return e.EncodeElement(noncurrentVersionTransitionWrapper(n), start)
}
// IsDaysNull returns true if days field is null
func (n NoncurrentVersionTransition) IsDaysNull() bool {
return n.NoncurrentDays == ExpirationDays(0)
}
// UnmarshalXML decodes NoncurrentVersionExpiration
func (n *NoncurrentVersionTransition) UnmarshalXML(d *xml.Decoder, startElement xml.StartElement) error {
type noncurrentVersionTransitionWrapper NoncurrentVersionTransition
var val noncurrentVersionTransitionWrapper
err := d.DecodeElement(&val, &startElement)
if err != nil {
return err
}
*n = NoncurrentVersionTransition(val)
n.set = true
return nil
}
// Validate returns an error with wrong value
func (n NoncurrentVersionTransition) Validate() error {
if !n.set {
return nil
}
if int(n.NoncurrentDays) <= 0 || n.StorageClass == "" {
return errXMLNotWellFormed
}
return nil
}