+#
+# NEPI, a framework to manage network experiments
+# Copyright (C) 2014 INRIA
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License version 2 as
+# published by the Free Software Foundation;
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+#
+# Author: Alina Quereilhac <alina.quereilhac@inria.fr>
+
+from nepi.execution.resource import clsinit_copy
+from nepi.resources.ns3.ns3base import NS3Base
+
+@clsinit_copy
+class NS3BasePropagationDelayModel(NS3Base):
+ _rtype = "abstract::ns3::PropagationDelayModel"
+
+ @property
+ def simulation(self):
+ return self.channel.simulation
+
+ @property
+ def channel(self):
+ from nepi.resources.ns3.ns3wifichannel import NS3BaseWifiChannel
+ channels = self.get_connected(NS3BaseWifiChannel.get_rtype())
+
+ if not channels:
+ msg = "PropagationDelayModel not connected to channel"
+ self.error(msg)
+ raise RuntimeError(msg)
+
+ return channels[0]
+
+ @property
+ def _rms_to_wait(self):
+ others = set()
+ others.add(self.channel)
+ return others
+
+ def _connect_object(self):
+ channel = self.channel
+ if channel.uuid not in self.connected:
+ self.simulation.invoke(channel.uuid, "SetPropagationDelayModel", self.uuid)
+ self._connected.add(channel.uuid)
+