--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/contrib/energy/model/simple-device-energy-model.h	Tue Dec 21 21:44:11 2010 -0800
@@ -0,0 +1,106 @@
+/*
+ * simple-device-energy-model.h
+ *
+ *  Created on: 09/ago/2010
+ *      Author: socket
+ */
+#ifndef SIMPLE_DEVICE_ENERGY_MODEL_H_
+#define SIMPLE_DEVICE_ENERGY_MODEL_H_
+
+#include "ns3/device-energy-model.h"
+#include "ns3/nstime.h"
+#include "ns3/traced-value.h"
+
+namespace ns3 {
+
+/**
+ *
+ * A simple device energy model where current drain can be set by the user.
+ *
+ * It is supposed to be used as a testing model for energy sources.
+ */
+class SimpleDeviceEnergyModel : public DeviceEnergyModel
+{
+public:
+  static TypeId GetTypeId (void);
+  SimpleDeviceEnergyModel ();
+  virtual ~SimpleDeviceEnergyModel ();
+
+  /**
+   * \brief Sets pointer to node.
+   *
+   * \param node Pointer to node.
+   *
+   * Implements DeviceEnergyModel::SetNode.
+   */
+  virtual void SetNode (Ptr<Node> node);
+
+  /**
+   * \brief Gets pointer to node.
+   *
+   * \returns Pointer to node.
+   *
+   * Implements DeviceEnergyModel::GetNode.
+   */
+  virtual Ptr<Node> GetNode (void) const;
+
+  /**
+   * \brief Sets pointer to EnergySouce installed on node.
+   *
+   * \param source Pointer to EnergySource installed on node.
+   *
+   * Implements DeviceEnergyModel::SetEnergySource.
+   */
+  virtual void SetEnergySource (Ptr<EnergySource> source);
+
+  /**
+   * \returns Total energy consumption of the vehicle.
+   *
+   * Implements DeviceEnergyModel::GetTotalEnergyConsumption.
+   */
+  virtual double GetTotalEnergyConsumption (void) const;
+
+  /**
+   * \param newState New state the device is in.
+   *
+   * Not implemented
+   */
+  virtual void ChangeState (int newState)
+  {
+  }
+
+  /**
+   * \brief Handles energy depletion.
+   *
+   * Not implemented
+   */
+  virtual void HandleEnergyDepletion (void)
+  {
+  }
+
+  /**
+   * \param current the current draw of device.
+   *
+   * Set the actual current draw of the device.
+   */
+  void SetCurrentA (double current);
+private:
+  void DoDispose (void);
+
+  /**
+   * \returns Current draw of device, at current state.
+   *
+   * Implements DeviceEnergyModel::GetCurrentA.
+   */
+  virtual double DoGetCurrentA (void) const;
+
+  Time m_lastUpdateTime;
+  double m_actualCurrentA;
+  Ptr<EnergySource> m_source;
+  Ptr<Node> m_node;
+  TracedValue<double> m_totalEnergyConsumption;
+};
+
+} // namespace ns3
+
+#endif /* SIMPLE_DEVICE_ENERGY_MODEL_H_ */