2 files changed, 37 insertions, 0 deletions
diff --git a/lcm/lcm/nf/biz/delete_subscription.py b/lcm/lcm/nf/biz/delete_subscription.py
new file mode 100644
index 00000000..387aa5d9
--- /dev/null
+++ b/lcm/lcm/nf/biz/delete_subscription.py
@@ -0,0 +1,31 @@
+# Copyright (C) 2019 ZTE. All Rights Reserved
+#
+# 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.
+
+import logging
+
+from lcm.pub.database.models import SubscriptionModel
+from lcm.pub.exceptions import NFLCMException
+
+logger = logging.getLogger(__name__)
+
+
+class DeleteSubscription:
+    def __init__(self, subscription_id):
+        self.subscription_id = subscription_id
+
+    def delete_single_subscription(self):
+        subscription = SubscriptionModel.objects.filter(subscription_id=self.subscription_id)
+        if not subscription.exists():
+            raise NFLCMException('Subscription(%s) does not exist' % self.subscription_id)
+        subscription.delete()
diff --git a/lcm/lcm/nf/biz/query_subscription.py b/lcm/lcm/nf/biz/query_subscription.py
index f2270d0a..7702f60b 100644
--- a/lcm/lcm/nf/biz/query_subscription.py
+++ b/lcm/lcm/nf/biz/query_subscription.py
@@ -35,6 +35,12 @@ class QuerySubscription:
         self.subscription_id = subscription_id
         self.params = data
 
+    def query_single_subscription(self):
+        subscription = SubscriptionModel.objects.filter(subscription_id=self.subscription_id)
+        if not subscription.exists():
+            raise NFLCMException('Subscription(%s) does not exist' % self.subscription_id)
+        return self.fill_resp_data(subscription)
+
     def query_multi_subscriptions(self):
         query_data = {}
         logger.debug("QueryMultiSubscriptions--get--biz::> Check for filters in query params" % self.params)