kv.go 1.1 KB

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  1. // Copyright 2023 EMQ Technologies Co., Ltd.
  2. //
  3. // Licensed under the Apache License, Version 2.0 (the "License");
  4. // you may not use this file except in compliance with the License.
  5. // You may obtain a copy of the License at
  6. //
  7. // http://www.apache.org/licenses/LICENSE-2.0
  8. //
  9. // Unless required by applicable law or agreed to in writing, software
  10. // distributed under the License is distributed on an "AS IS" BASIS,
  11. // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12. // See the License for the specific language governing permissions and
  13. // limitations under the License.
  14. package keyedstate
  15. import (
  16. "github.com/lf-edge/ekuiper/internal/pkg/store"
  17. kv2 "github.com/lf-edge/ekuiper/pkg/kv"
  18. )
  19. var kv kv2.KeyValue
  20. type Manager struct {
  21. kv kv2.KeyValue
  22. }
  23. func InitKeyedStateKV() {
  24. kv, _ = store.GetKV("keyed_state")
  25. }
  26. func GetKeyedState(key string) (interface{}, error) {
  27. return kv.GetKeyedState(key)
  28. }
  29. func SetKeyedState(key string, value interface{}) error {
  30. return kv.SetKeyedState(key, value)
  31. }
  32. func ClearKeyedState() error {
  33. return kv.Drop()
  34. }