// Change the key of an item.
func (ks *InMemoryStorage) UpdateKey(obj *storage.MetaDataUpdObj) error {
if obj != nil {
if len(obj.Key) == 0 {
return errors.New("Object key is null.")
}
if len(obj.NewKey) == 0 {
return errors.New("Object new key is null.")
}
if len(obj.Collection) == 0 {
obj.Collection = "default"
}
obj.CreationDate = time.Now()
ks.collection.UpdateKey(obj)
return nil
}
return errors.New("Object is null.")
}
// Update an item if the value is not changed.
func (ks *InMemoryStorage) UpdateValueIfEqual(obj *storage.MetaDataUpdObj) error {
if obj != nil {
if len(obj.Key) == 0 {
return errors.New("Object key is null.")
}
if len(obj.Collection) == 0 {
obj.Collection = "default"
}
obj.CreationDate = time.Now()
if ks.collection.UpdateValueIfEqual(obj) {
return nil
} else {
return errors.New("Objects are not equal.")
}
}
return errors.New("Object is null.")
}
func NewMetaDataUpdObj(req *OvoKVUpdateRequest) *storage.MetaDataUpdObj {
var obj = new(storage.MetaDataUpdObj)
obj.Key = req.Key
obj.NewKey = req.NewKey
obj.Data = req.Data
obj.NewData = req.NewData
obj.Hash = req.Hash
obj.NewHash = req.NewHash
return obj
}
func (cq *InCommandQueue) setcounter(obj *storage.MetaDataUpdObj) {
cq.keystorage.SetCounter(obj.MetaDataCounter())
}
func (cq *InCommandQueue) put(obj *storage.MetaDataUpdObj) {
cq.keystorage.Put(obj.MetaDataObj())
}