}

	// Remove the transitioned object whose object version is being overwritten.
	if !globalTierConfigMgr.Empty() {
		os.Sweep()
	}
}

// PutObjectLegalHoldHandler - set legal hold configuration to object,
func (api objectAPIHandlers) PutObjectLegalHoldHandler(w http.ResponseWriter, r *http.Request) {
	ctx := newContext(r, w, "PutObjectLegalHold")

			Queries("retention", "")
		// GetObjectLegalHold
		router.Methods(http.MethodGet).Path("/{object:.+}").
			HandlerFunc(s3APIMiddleware(api.GetObjectLegalHoldHandler)).
			Queries("legal-hold", "")
		// GetObject with lambda ARNs
		router.Methods(http.MethodGet).Path("/{object:.+}").
			HandlerFunc(s3APIMiddleware(api.GetObjectLambdaHandler, traceHdrsS3HFlag)).
			Queries("lambdaArn", "{lambdaArn:.*}")

	ObjectLockRetentionTimestamp = "objectlock-retention-timestamp"
	// ObjectLockLegalHoldTimestamp - the last time a legal hold metadata modification happened on this cluster for this object version
	ObjectLockLegalHoldTimestamp = "objectlock-legalhold-timestamp"

// For objects in "Compliance" mode, retention date cannot be shortened, and mode cannot be altered.
// For objects with legal hold header set, the s3:PutObjectLegalHold permission is expected to be set
// Both legal hold and retention can be applied independently on an object

		mode = RetCompliance
	}
	return mode
}

// LegalHoldStatus - object legal hold status.
type LegalHoldStatus string

const (
	// LegalHoldOn - legal hold is on.
	LegalHoldOn LegalHoldStatus = "ON"

	// LegalHoldOff - legal hold is off.
	LegalHoldOff LegalHoldStatus = "OFF"
)

// Valid - returns true if legal hold status has valid values
func (l LegalHoldStatus) Valid() bool {
	switch l {

	AmzObjectLockMode             = "X-Amz-Object-Lock-Mode"
	AmzObjectLockRetainUntilDate  = "X-Amz-Object-Lock-Retain-Until-Date"
	AmzObjectLockLegalHold        = "X-Amz-Object-Lock-Legal-Hold"
	AmzObjectLockBypassGovernance = "X-Amz-Bypass-Governance-Retention"
	AmzBucketReplicationStatus    = "X-Amz-Replication-Status"

	// AmzSnowballExtract will trigger unpacking of an archive content