Base net-virt CLI files on top of which ONOS specific changes will be done
diff --git a/cli/sdncon/rest/jsonview.py b/cli/sdncon/rest/jsonview.py
new file mode 100755
index 0000000..61c7c39
--- /dev/null
+++ b/cli/sdncon/rest/jsonview.py
@@ -0,0 +1,63 @@
+#
+# Copyright (c) 2013 Big Switch Networks, Inc.
+#
+# Licensed under the Eclipse Public License, Version 1.0 (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.eclipse.org/legal/epl-v10.html
+#
+# 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 django.http import HttpResponseForbidden, HttpResponse
+from django.utils.simplejson import JSONEncoder
+from django.utils.encoding import force_unicode
+from django.db.models.base import ModelBase
+from django.utils.simplejson import dumps
+
+class JsonResponse(HttpResponse):
+ """A HttpResponse subclass that creates properly encoded JSON response"""
+
+ def __init__(self, content='', json_opts={},
+ mimetype="application/json", *args, **kwargs):
+
+ if content is None: content = []
+ content = serialize_to_json(content,**json_opts)
+ super(JsonResponse,self).__init__(content,mimetype,*args,**kwargs)
+
+class JsonEncoder(JSONEncoder):
+ """A JSONEncoder subclass that also handles querysets and models objects."""
+
+ def default(self,o):
+ # this handles querysets and other iterable types
+ try: iterable = iter(o)
+ except TypeError: pass
+ else: return list(iterable)
+
+ # this handlers Models objects
+ try: isinstance(o.__class__,ModelBase)
+ except Exception: pass
+ else: return force_unicode(o)
+
+ # delegate the rest to JSONEncoder
+ return super(JsonEncoder,self).default(obj)
+
+def serialize_to_json(obj,*args,**kwargs):
+ """A wrapper for dumps with defaults as:
+ ensure_ascii=False
+ cls=JsonEncoder"""
+
+ kwargs['ensure_ascii'] = kwargs.get('ensure_ascii', False)
+ kwargs['cls'] = kwargs.get('cls', JsonEncoder)
+ return dumps(obj,*args,**kwargs)
+
+def as_kwargs(qdict):
+ kwargs = {}
+ for k,v in qdict.items():
+ kwargs[str(k)] = v
+ return kwargs