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package types
import (
"database/sql/driver"
"encoding"
"github.com/icinga/icingadb/internal"
"github.com/pkg/errors"
"strconv"
)
// NotificationType specifies the reason of a sent notification.
type NotificationType uint16
// UnmarshalText implements the encoding.TextUnmarshaler interface.
func (nt *NotificationType) UnmarshalText(text []byte) error {
s := string(text)
i, err := strconv.ParseUint(s, 10, 64)
if err != nil {
return internal.CantParseUint64(err, s)
}
n := NotificationType(i)
if uint64(n) != i {
// Truncated due to above cast, obviously too high
return badNotificationType(s)
}
if _, ok := notificationTypes[n]; !ok {
return badNotificationType(s)
}
*nt = n
return nil
}
// Value implements the driver.Valuer interface.
func (nt NotificationType) Value() (driver.Value, error) {
if v, ok := notificationTypes[nt]; ok {
return v, nil
} else {
return nil, badNotificationType(nt)
}
}
// badNotificationType returns an error about a syntactically, but not semantically valid NotificationType.
func badNotificationType(t interface{}) error {
return errors.Errorf("bad notification type: %#v", t)
}
// notificationTypes maps all valid NotificationType values to their SQL representation.
var notificationTypes = map[NotificationType]string{
1: "downtime_start",
2: "downtime_end",
4: "downtime_removed",
8: "custom",
16: "acknowledgement",
32: "problem",
64: "recovery",
128: "flapping_start",
256: "flapping_end",
}
// Assert interface compliance.
var (
_ encoding.TextUnmarshaler = (*NotificationType)(nil)
_ driver.Valuer = NotificationType(0)
)
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