SEBA-261
refactor to support serialize/deserialize

Change-Id: Icdc0bc2bb06a9d1c3240c0f46e1de02953a0b017
diff --git a/models/chassisHolder.go b/models/chassisHolder.go
new file mode 100644
index 0000000..142c5fa
--- /dev/null
+++ b/models/chassisHolder.go
@@ -0,0 +1,26 @@
+/*
+ Copyright 2017 the original author or authors.
+
+ 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 models
+
+import (
+	"gerrit.opencord.org/abstract-olt/models/abstract"
+	"gerrit.opencord.org/abstract-olt/models/physical"
+)
+
+type ChassisHolder struct {
+	PhysicalChassis physical.Chassis
+	AbstractChassis abstract.Chassis
+}