E2Manager/providers/rmrmsghandlerprovider/notification_handler_provider.go

   1 //
   2 // Copyright 2019 AT&T Intellectual Property
   3 // Copyright 2019 Nokia
   4 //
   5 // Licensed under the Apache License, Version 2.0 (the "License");
   6 // you may not use this file except in compliance with the License.
   7 // You may obtain a copy of the License at
   8 //
   9 //      http://www.apache.org/licenses/LICENSE-2.0
  10 //
  11 // Unless required by applicable law or agreed to in writing, software
  12 // distributed under the License is distributed on an "AS IS" BASIS,
  13 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14 // See the License for the specific language governing permissions and
  15 // limitations under the License.
  16 //
  17
  18 package rmrmsghandlerprovider
  19
  20 import (
  21         "e2mgr/handlers/rmrmsghandlers"
  22         "e2mgr/managers"
  23         "e2mgr/rmrCgo"
  24         "e2mgr/services"
  25         "fmt"
  26 )
  27
  28 type NotificationHandlerProvider struct {
  29         notificationHandlers map[int]rmrmsghandlers.NotificationHandler
  30 }
  31
  32 func NewNotificationHandlerProvider(rnibDataService services.RNibDataService, ranReconnectionManager *managers.RanReconnectionManager) *NotificationHandlerProvider {
  33         return &NotificationHandlerProvider{
  34                 notificationHandlers: initNotificationHandlersMap(rnibDataService, ranReconnectionManager),
  35         }
  36 }
  37
  38 //TODO change handlers.NotificationHandler to *handlers.NotificationHandler
  39 func initNotificationHandlersMap(rnibDataService services.RNibDataService, ranReconnectionManager *managers.RanReconnectionManager) map[int]rmrmsghandlers.NotificationHandler {
  40         return map[int]rmrmsghandlers.NotificationHandler{
  41                 rmrCgo.RIC_X2_SETUP_RESP:           rmrmsghandlers.NewSetupResponseNotificationHandler(rnibDataService, managers.NewX2SetupResponseManager(), "X2 Setup Response"),
  42                 rmrCgo.RIC_X2_SETUP_FAILURE:        rmrmsghandlers.NewSetupResponseNotificationHandler(rnibDataService, managers.NewX2SetupFailureResponseManager(), "X2 Setup Failure Response"),
  43                 rmrCgo.RIC_ENDC_X2_SETUP_RESP:      rmrmsghandlers.NewSetupResponseNotificationHandler(rnibDataService, managers.NewEndcSetupResponseManager(), "ENDC Setup Response"),
  44                 rmrCgo.RIC_ENDC_X2_SETUP_FAILURE:   rmrmsghandlers.NewSetupResponseNotificationHandler(rnibDataService, managers.NewEndcSetupFailureResponseManager(), "ENDC Setup Failure Response"),
  45                 rmrCgo.RIC_SCTP_CONNECTION_FAILURE: rmrmsghandlers.NewRanLostConnectionHandler(ranReconnectionManager),
  46                 rmrCgo.RIC_ENB_LOAD_INFORMATION:    rmrmsghandlers.NewEnbLoadInformationNotificationHandler(rnibDataService),
  47                 rmrCgo.RIC_ENB_CONF_UPDATE:         rmrmsghandlers.NewX2EnbConfigurationUpdateHandler(),
  48                 rmrCgo.RIC_ENDC_CONF_UPDATE:        rmrmsghandlers.NewEndcConfigurationUpdateHandler(),
  49                 rmrCgo.RIC_X2_RESET_RESP:           rmrmsghandlers.NewX2ResetResponseHandler(rnibDataService),
  50                 rmrCgo.RIC_X2_RESET:                rmrmsghandlers.NewX2ResetRequestNotificationHandler(rnibDataService),
  51                 rmrCgo.RIC_E2_TERM_INIT:            rmrmsghandlers.NewE2TermInitNotificationHandler(ranReconnectionManager, rnibDataService),
  52         }
  53 }
  54
  55 func (provider NotificationHandlerProvider) GetNotificationHandler(messageType int) (rmrmsghandlers.NotificationHandler, error) {
  56         handler, ok := provider.notificationHandlers[messageType]
  57
  58         if !ok {
  59                 return nil, fmt.Errorf("notification handler not found for message %d", messageType)
  60         }
  61
  62         return handler, nil
  63
  64 }