xtarget for mock_modelaccessor, which wasn't checked in

Change-Id: I1c4231bc89a0c06a60849744e88962a2bd38b378
diff --git a/lib/xos-genx/xosgenx/targets/mock_classes.xtarget b/lib/xos-genx/xosgenx/targets/mock_classes.xtarget
new file mode 100644
index 0000000..3973568
--- /dev/null
+++ b/lib/xos-genx/xosgenx/targets/mock_classes.xtarget
@@ -0,0 +1,87 @@
+# Copyright 2017-present Open Networking Foundation
+#
+# 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.
+
+from mock import Mock
+import random
+
+def mock_enumerator(items):
+    e = lambda:None
+    e.all = lambda:items
+    return e
+
+class Object:
+    objects = Mock()
+    def __init__(self, **kwargs):
+        setattr(self, 'save', Mock())
+        setattr(self, 'delete', Mock())
+        setattr(self, 'backend_code', 0)
+        setattr(self, 'id', 98052)
+        setattr(self, 'pk', random.randint(0, 1<<30))
+        
+        for (k,v) in kwargs.items():
+            setattr(self,k,v)
+
+
+    def tologdict(self):
+        return {}
+
+class ONOSService(Object):
+    leaf_model_name = 'ONOSService'
+
+class ONOSApp(Object):
+    leaf_model_name = 'ONOSApp'
+
+class ModelAccessor:
+    def check_db_connection_ok(self):
+        return True
+
+    def fetch_pending(self, model, deleted = False):
+        num = random.randint(1, 5)
+        object_list = []
+
+        for i in range(num):
+            if isinstance(model, list):
+                model = model[0]
+
+            try:
+                obj = model()
+            except:
+                import pdb
+                pdb.set_trace()
+
+            obj.name = "Opinionated Berry %d"%i
+            object_list.append(obj)
+        
+        return object_list
+
+model_accessor = ModelAccessor()
+
+class ObjectSet(object):
+    def __init__(self, objects):
+        self.objects = objects
+
+    def all(self):
+        return self.objects
+    
+#####
+# DO NOT MODIFY THE CLASSES BELOW. THEY ARE AUTOGENERATED.
+# 
+
+{% for m in proto.messages -%}
+class {{ m.name }}(Object):
+    {% for f in xproto_base_fields(m, proto.message_table) +  m.fields -%}
+    {{ f.name }} = {{ xproto_first_non_empty([f.options.default, "None"]) }}
+    {% endfor %}
+    leaf_model_name = "{{ m.name }}"
+{% endfor %}