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device.go
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device.go
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/*******************************************************************************
* Copyright 2018 Redis Labs Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
* in compliance with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed under the License
* is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
* or implied. See the License for the specific language governing permissions and limitations under
* the License.
*******************************************************************************/
package redis
import (
"fmt"
contract "github.com/edgexfoundry/go-mod-core-contracts/models"
)
type redisDevice struct {
contract.DescribedObject
Id string
Name string
AdminState contract.AdminState
OperatingState contract.OperatingState
Protocols map[string]contract.ProtocolProperties
AutoEvents []contract.AutoEvent
LastConnected int64
LastReported int64
Labels []string
Location interface{}
Service string
Profile string
ProfileName string
}
func marshalDevice(d contract.Device) (out []byte, err error) {
s := redisDevice{
DescribedObject: d.DescribedObject,
Id: d.Id,
Name: d.Name,
AdminState: d.AdminState,
OperatingState: d.OperatingState,
Protocols: d.Protocols,
AutoEvents: d.AutoEvents,
LastConnected: d.LastConnected,
LastReported: d.LastReported,
Labels: d.Labels,
Location: d.Location,
Service: d.Service.Id,
Profile: d.Profile.Id,
ProfileName: d.Profile.Name,
}
return marshalObject(s)
}
func unmarshalDevice(o []byte, d interface{}) (err error) {
var s redisDevice
err = unmarshalObject(o, &s)
if err != nil {
return err
}
switch x := d.(type) {
case *contract.Device:
x.DescribedObject = s.DescribedObject
x.Id = s.Id
x.Name = s.Name
x.AdminState = s.AdminState
x.Protocols = s.Protocols
x.AutoEvents = s.AutoEvents
x.OperatingState = s.OperatingState
x.LastConnected = s.LastConnected
x.LastReported = s.LastReported
x.Labels = s.Labels
x.Location = s.Location
conn, err := getConnection()
if err != nil {
return err
}
defer conn.Close()
err = getObjectById(conn, s.Service, unmarshalDeviceService, &x.Service)
if err != nil {
return err
}
err = getObjectById(conn, s.Profile, unmarshalDeviceProfile, &x.Profile)
if err != nil {
return err
}
return nil
default:
return fmt.Errorf("Can only unmarshal into a *Device, got %T", x)
}
}