Vinkesh/Santhosh | Added pagination to IpBlockController which will provide the next link

melange/ipam/models.py

@@ -54,6 +54,12 @@ class Query(object):
                                         limit=limit, marker=marker,
                                         marker_column=marker_column)
 
+    def paginated_collection(self, limit=200, marker=None, marker_column=None):
+        collection = self.limit(int(limit) + 1, marker, marker_column)
+        if len(collection) > int(limit):
+            return (collection[0:-1], collection[-2]['id'])
+        return (collection, None)
+
 
 class ModelBase(object):
     _columns = {}