--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/applications/helper/on-off-helper.h	Wed Mar 02 13:42:28 2011 -0800
@@ -0,0 +1,107 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/*
+ * Copyright (c) 2008 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, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ * Author: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
+ */
+#ifndef ON_OFF_HELPER_H
+#define ON_OFF_HELPER_H
+
+#include <stdint.h>
+#include <string>
+#include "ns3/object-factory.h"
+#include "ns3/address.h"
+#include "ns3/attribute.h"
+#include "ns3/net-device.h"
+#include "ns3/node-container.h"
+#include "ns3/application-container.h"
+
+namespace ns3 {
+
+/**
+ * \brief A helper to make it easier to instantiate an ns3::OnOffApplication 
+ * on a set of nodes.
+ */
+class OnOffHelper
+{
+public:
+  /**
+   * Create an OnOffHelper to make it easier to work with OnOffApplications
+   *
+   * \param protocol the name of the protocol to use to send traffic
+   *        by the applications. This string identifies the socket
+   *        factory type used to create sockets for the applications.
+   *        A typical value would be ns3::UdpSocketFactory.
+   * \param address the address of the remote node to send traffic
+   *        to.
+   */
+  OnOffHelper (std::string protocol, Address address);
+
+  /**
+   * Helper function used to set the underlying application attributes.
+   *
+   * \param name the name of the application attribute to set
+   * \param value the value of the application attribute to set
+   */
+  void SetAttribute (std::string name, const AttributeValue &value);
+
+  /**
+   * Install an ns3::OnOffApplication on each node of the input container
+   * configured with all the attributes set with SetAttribute.
+   *
+   * \param c NodeContainer of the set of nodes on which an OnOffApplication 
+   * will be installed.
+   * \returns Container of Ptr to the applications installed.
+   */
+  ApplicationContainer Install (NodeContainer c) const;
+
+  /**
+   * Install an ns3::OnOffApplication on the node configured with all the 
+   * attributes set with SetAttribute.
+   *
+   * \param node The node on which an OnOffApplication will be installed.
+   * \returns Container of Ptr to the applications installed.
+   */
+  ApplicationContainer Install (Ptr<Node> node) const;
+
+  /**
+   * Install an ns3::OnOffApplication on the node configured with all the 
+   * attributes set with SetAttribute.
+   *
+   * \param nodeName The node on which an OnOffApplication will be installed.
+   * \returns Container of Ptr to the applications installed.
+   */
+  ApplicationContainer Install (std::string nodeName) const;
+
+private:
+  /**
+   * \internal
+   * Install an ns3::OnOffApplication on the node configured with all the 
+   * attributes set with SetAttribute.
+   *
+   * \param node The node on which an OnOffApplication will be installed.
+   * \returns Ptr to the application installed.
+   */
+  Ptr<Application> InstallPriv (Ptr<Node> node) const;
+  std::string m_protocol;
+  Address m_remote;
+  ObjectFactory m_factory;
+};
+
+} // namespace ns3
+
+#endif /* ON_OFF_HELPER_H */
+