Added categories for cleaner tab layout

* Added estimated packet loss and next hop change count to node info panel

examples/sky-shell/src/se/sics/contiki/collect/CollectServer.java

@@ -26,7 +26,7 @@
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  *
- * $Id: CollectServer.java,v 1.17 2010/09/14 23:04:50 nifi Exp $
+ * $Id: CollectServer.java,v 1.18 2010/09/15 16:15:10 nifi Exp $
  *
  * -----------------------------------------------------------------
  *
@@ -34,8 +34,8 @@
  *
  * Authors : Joakim Eriksson, Niclas Finne
  * Created : 3 jul 2008
- * Updated : $Date: 2010/09/14 23:04:50 $
+ * Updated : $Date: 2010/09/15 16:15:10 $
- *           $Revision: 1.17 $
+ *           $Revision: 1.18 $
  */
 
 package se.sics.contiki.collect;
@@ -59,6 +59,7 @@ import java.io.IOException;
 import java.io.PrintWriter;
 import java.util.ArrayList;
 import java.util.Arrays;
+import java.util.HashMap;
 import java.util.Hashtable;
 import java.util.Properties;
 import javax.swing.BorderFactory;
@@ -100,6 +101,12 @@ public class CollectServer {
   public static final String INIT_SCRIPT = "collect-init.script";
   public static final String FIRMWARE_FILE = "sky-shell.ihex";
 
+  /* Categories for the tab pane */
+  private static final String MAIN = "main";
+  private static final String NETWORK = "Network";
+  private static final String SENSORS = "Sensors";
+  private static final String POWER = "Power";
+
   private Properties config = new Properties();
 
   private String configFile;
@@ -113,6 +120,7 @@ public class CollectServer {
 
   private JFrame window;
   private JTabbedPane mainPanel;
+  private HashMap<String,JTabbedPane> categoryTable = new HashMap<String,JTabbedPane>();
   private JMenuItem serialItem;
   private JMenuItem runInitScriptItem;
 
@@ -165,6 +173,7 @@ public class CollectServer {
     });
 
     nodeModel = new DefaultListModel();
+    nodeModel.addElement("<All>");
     nodeList = new JList(nodeModel);
     nodeList.setPrototypeCellValue("888.888");
     nodeList.addListSelectionListener(new ListSelectionListener() {
@@ -177,9 +186,17 @@ public class CollectServer {
           int iMax = nodeList.getMaxSelectionIndex();
           if ((iMin < 0) || (iMax < 0)) {
             selected = null;
+          } else if (nodeList.getSelectedIndex() == 0) {
+            selected = getNodes();
+            if (nodeModel.size() > 1) {
+              nodeList.setSelectionInterval(1, nodeModel.size() - 1);
+            }
           } else {
             Node[] tmp = new Node[1 + (iMax - iMin)];
             int n = 0;
+            if (iMin < 1) {
+              iMin = 1;
+            }
             for(int i = iMin; i <= iMax; i++) {
               if (nodeList.isSelectedIndex(i)) {
                 tmp[n++] = (Node) nodeModel.getElementAt(i);
@@ -199,16 +216,17 @@ public class CollectServer {
     nodeList.setBorder(BorderFactory.createTitledBorder("Nodes"));
     ListCellRenderer renderer = nodeList.getCellRenderer();
     if (renderer instanceof JLabel) {
-      ((JLabel)renderer).setHorizontalAlignment(JLabel.RIGHT);
+      ((JLabel)renderer).setHorizontalAlignment(JLabel.CENTER);
     }
     window.getContentPane().add(new JScrollPane(nodeList), BorderLayout.WEST);
 
     mainPanel = new JTabbedPane();
     mainPanel.setBackground(nodeList.getBackground());
     mainPanel.setTabLayoutPolicy(JTabbedPane.WRAP_TAB_LAYOUT);
+    categoryTable.put(MAIN, mainPanel);
 
-    serialConsole = new SerialConsole(this);
+    serialConsole = new SerialConsole(this, MAIN);
-    mapPanel = new MapPanel(this);
+    mapPanel = new MapPanel(this, MAIN);
     String image = getConfig("collect.mapimage");
     if (image != null) {
       mapPanel.setMapBackground(image);
@@ -216,7 +234,148 @@ public class CollectServer {
     final int defaultMaxItemCount = 250;
     visualizers = new Visualizer[] {
         mapPanel,
-        new BarChartPanel(this, "Average Power", "Average Power Consumption",
+        new BarChartPanel(this, SENSORS, "Average Temperature", "Temperature", "Nodes", "Celsius",
+            new String[] { "Celsius" }) {
+          {
+            chart.getCategoryPlot().getRangeAxis().setStandardTickUnits(NumberAxis.createIntegerTickUnits());
+          }
+          protected void addSensorData(SensorData data) {
+            Node node = data.getNode();
+            String nodeName = node.getName();
+            SensorDataAggregator aggregator = node.getSensorDataAggregator();
+            dataset.addValue(aggregator.getAverageTemperature(), categories[0], nodeName);
+          }
+        },
+        new TimeChartPanel(this, SENSORS, "Temperature", "Temperature", "Time", "Celsius") {
+          {
+            chart.getXYPlot().getRangeAxis().setStandardTickUnits(NumberAxis.createIntegerTickUnits());
+            setRangeTick(5);
+            setRangeMinimumSize(10.0);
+            setGlobalRange(true);
+            setMaxItemCount(defaultMaxItemCount);
+          }
+          protected double getSensorDataValue(SensorData data) {
+            return data.getTemperature();
+          }
+        },
+        new TimeChartPanel(this, SENSORS, "Battery Voltage", "Battery Voltage",
+			   "Time", "Volt") {
+          {
+            setRangeTick(1);
+	    setRangeMinimumSize(4.0);
+	    setGlobalRange(true);
+            setMaxItemCount(defaultMaxItemCount);
+          }
+          protected double getSensorDataValue(SensorData data) {
+            return data.getBatteryVoltage();
+          }
+        },
+        new TimeChartPanel(this, SENSORS, "Battery Indicator", "Battery Indicator",
+			   "Time", "Indicator") {
+          {
+            chart.getXYPlot().getRangeAxis().setStandardTickUnits(NumberAxis.createIntegerTickUnits());
+            setRangeTick(5);
+            setRangeMinimumSize(10.0);
+            setGlobalRange(true);
+            setMaxItemCount(defaultMaxItemCount);
+          }
+          protected double getSensorDataValue(SensorData data) {
+            return data.getBatteryIndicator();
+          }
+        },
+        new TimeChartPanel(this, SENSORS, "Relative Humidity", "Humidity", "Time", "%") {
+          {
+            setMaxItemCount(defaultMaxItemCount);
+            chart.getXYPlot().getRangeAxis().setRange(0.0, 100.0);
+          }
+          protected double getSensorDataValue(SensorData data) {
+            return data.getHumidity();
+          }
+        },
+        new TimeChartPanel(this, SENSORS, "Light 1", "Light 1", "Time", "-") {
+          {
+            setMaxItemCount(defaultMaxItemCount);
+          }
+          protected double getSensorDataValue(SensorData data) {
+            return data.getLight1();
+          }
+        },
+        new TimeChartPanel(this, SENSORS, "Light 2", "Light 2", "Time", "-") {
+          {
+            setMaxItemCount(defaultMaxItemCount);
+          }
+          protected double getSensorDataValue(SensorData data) {
+            return data.getLight2();
+          }
+        },
+        new TimeChartPanel(this, NETWORK, "Network Hops (Over Time)", "Network Hops", "Time", "Hops") {
+          {
+            ValueAxis axis = chart.getXYPlot().getRangeAxis();
+            ((NumberAxis)axis).setAutoRangeIncludesZero(true);
+            axis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
+            setMaxItemCount(defaultMaxItemCount);
+          }
+          protected double getSensorDataValue(SensorData data) {
+            return data.getValue(SensorData.HOPS);
+          }
+        },
+        new BarChartPanel(this, NETWORK, "Network Hops (Per Node)", "Network Hops", "Nodes", "Hops",
+            new String[] { "Last Hop", "Average Hops" }, false) {
+          {
+            chart.getCategoryPlot().getRangeAxis().setStandardTickUnits(NumberAxis.createIntegerTickUnits());
+          }
+          protected void addSensorData(SensorData data) {
+            dataset.addValue(data.getValue(SensorData.HOPS), categories[0], data.getNode().getName());
+            dataset.addValue(data.getNode().getSensorDataAggregator().getAverageValue(SensorData.HOPS), categories[1], data.getNode().getName());
+          }
+        },
+        new TimeChartPanel(this, NETWORK, "Latency", "Latency", "Time", "Seconds") {
+          {
+            setMaxItemCount(defaultMaxItemCount);
+          }
+          protected double getSensorDataValue(SensorData data) {
+            return data.getLatency();
+          }
+        },
+        new PacketChartPanel(this, NETWORK, "Received (Over Time)", "Time", "Received Packets"),
+        new BarChartPanel(this, NETWORK, "Received (Per Node)", "Received Packets Per Node", "Nodes", "Packets",
+            new String[] { "Packets", "Duplicates" }) {
+          {
+            chart.getCategoryPlot().getRangeAxis().setStandardTickUnits(NumberAxis.createIntegerTickUnits());
+          }
+          protected void addSensorData(SensorData data) {
+            Node node = data.getNode();
+            SensorDataAggregator sda = node.getSensorDataAggregator();
+            dataset.addValue(sda.getDataCount(), categories[0], node.getName());
+            dataset.addValue(sda.getDuplicateCount(), categories[1], node.getName());
+          }
+        },
+        new BarChartPanel(this, NETWORK, "Received (5 min)", "Received Packets (last 5 min)", "Nodes", "Packets",
+            new String[] { "Packets", "Duplicates" }) {
+          {
+            chart.getCategoryPlot().getRangeAxis().setStandardTickUnits(NumberAxis.createIntegerTickUnits());
+          }
+          protected void addSensorData(SensorData data) {
+            Node node = data.getNode();
+            int packetCount = 0;
+            int duplicateCount = 0;
+            long earliestData = System.currentTimeMillis() - (5 * 60 * 1000);
+            for(int index = node.getSensorDataCount() - 1; index >= 0; index--) {
+              SensorData sd = node.getSensorData(index);
+              if (sd.getNodeTime() < earliestData) {
+                break;
+              }
+              if (sd.isDuplicate()) {
+                duplicateCount++;
+              } else {
+                packetCount++;
+              }
+            }
+            dataset.addValue(packetCount, categories[0], node.getName());
+            dataset.addValue(duplicateCount, categories[1], node.getName());
+          }
+        },
+        new BarChartPanel(this, POWER, "Average Power", "Average Power Consumption",
             "Nodes", "Power (mW)",
             new String[] { "LPM", "CPU", "Radio listen", "Radio transmit" }) {
           {
@@ -233,7 +392,7 @@ public class CollectServer {
             dataset.addValue(aggregator.getTransmitPower(), categories[3], nodeName);
           }
         },
-        new BarChartPanel(this, "Radio Duty Cycle", "Average Radio Duty Cycle",
+        new BarChartPanel(this, POWER, "Radio Duty Cycle", "Average Radio Duty Cycle",
             "Nodes", "Duty Cycle (%)",
             new String[] { "Radio listen", "Radio transmit" }) {
           {
@@ -250,7 +409,7 @@ public class CollectServer {
                              categories[1], nodeName);
           }
         },
-        new BarChartPanel(this, "Instantaneous Power",
+        new BarChartPanel(this, POWER, "Instantaneous Power",
             "Instantaneous Power Consumption", "Nodes", "Power (mW)",
             new String[] { "LPM", "CPU", "Radio listen", "Radio transmit" }) {
           {
@@ -266,164 +425,30 @@ public class CollectServer {
             dataset.addValue(data.getTransmitPower(), categories[3], nodeName);
           }
         },
-        new TimeChartPanel(this, "Power History", "Historical Power Consumption", "Time", "mW") {
+        new TimeChartPanel(this, POWER, "Power History", "Historical Power Consumption", "Time", "mW") {
           {
-              /*              ValueAxis axis = chart.getCategoryPlot().getRangeAxis();*/
+//            ValueAxis axis = chart.getCategoryPlot().getRangeAxis();
+//            ((NumberAxis)axis).setAutoRangeIncludesZero(true);
             setMaxItemCount(defaultMaxItemCount);
-            /*            ((NumberAxis)axis).setAutoRangeIncludesZero(true);*/
           }
           protected double getSensorDataValue(SensorData data) {
             return data.getAveragePower();
           }
         },
-        new BarChartPanel(this, "Average Temperature", "Temperature", "Nodes", "Celsius",
+        new NodeInfoPanel(this, MAIN),
-            new String[] { "Celsius" }) {
-          {
-            chart.getCategoryPlot().getRangeAxis().setStandardTickUnits(NumberAxis.createIntegerTickUnits());
-          }
-          protected void addSensorData(SensorData data) {
-            Node node = data.getNode();
-            String nodeName = node.getName();
-            SensorDataAggregator aggregator = node.getSensorDataAggregator();
-            dataset.addValue(aggregator.getAverageTemperature(), categories[0], nodeName);
-          }
-        },
-        new TimeChartPanel(this, "Temperature", "Temperature", "Time", "Celsius") {
-          {
-            chart.getXYPlot().getRangeAxis().setStandardTickUnits(NumberAxis.createIntegerTickUnits());
-            setRangeTick(5);
-            setRangeMinimumSize(10.0);
-            setGlobalRange(true);
-            setMaxItemCount(defaultMaxItemCount);
-          }
-          protected double getSensorDataValue(SensorData data) {
-            return data.getTemperature();
-          }
-        },
-        new TimeChartPanel(this, "Battery Voltage", "Battery Voltage",
-			   "Time", "Volt") {
-          {
-            setRangeTick(1);
-	    setRangeMinimumSize(4.0);
-	    setGlobalRange(true);
-            setMaxItemCount(defaultMaxItemCount);
-          }
-          protected double getSensorDataValue(SensorData data) {
-            return data.getBatteryVoltage();
-          }
-        },
-        new TimeChartPanel(this, "Battery Indicator", "Battery Indicator",
-			   "Time", "Indicator") {
-          {
-            chart.getXYPlot().getRangeAxis().setStandardTickUnits(NumberAxis.createIntegerTickUnits());
-            setRangeTick(5);
-            setRangeMinimumSize(10.0);
-            setGlobalRange(true);
-            setMaxItemCount(defaultMaxItemCount);
-          }
-          protected double getSensorDataValue(SensorData data) {
-            return data.getBatteryIndicator();
-          }
-        },
-        new TimeChartPanel(this, "Relative Humidity", "Humidity", "Time", "%") {
-          {
-            setMaxItemCount(defaultMaxItemCount);
-            chart.getXYPlot().getRangeAxis().setRange(0.0, 100.0);
-          }
-          protected double getSensorDataValue(SensorData data) {
-            return data.getHumidity();
-          }
-        },
-        new TimeChartPanel(this, "Light 1", "Light 1", "Time", "-") {
-          {
-            setMaxItemCount(defaultMaxItemCount);
-          }
-          protected double getSensorDataValue(SensorData data) {
-            return data.getLight1();
-          }
-        },
-        new TimeChartPanel(this, "Light 2", "Light 2", "Time", "-") {
-          {
-            setMaxItemCount(defaultMaxItemCount);
-          }
-          protected double getSensorDataValue(SensorData data) {
-            return data.getLight2();
-          }
-        },
-        new TimeChartPanel(this, "Network Hops (Over Time)", "Network Hops", "Time", "Hops") {
-          {
-            ValueAxis axis = chart.getXYPlot().getRangeAxis();
-            ((NumberAxis)axis).setAutoRangeIncludesZero(true);
-            axis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
-            setMaxItemCount(defaultMaxItemCount);
-          }
-          protected double getSensorDataValue(SensorData data) {
-            return data.getValue(SensorData.HOPS);
-          }
-        },
-        new BarChartPanel(this, "Network Hops (Per Node)", "Network Hops", "Nodes", "Hops",
-            new String[] { "Last Hop", "Average Hops" }, false) {
-          {
-            chart.getCategoryPlot().getRangeAxis().setStandardTickUnits(NumberAxis.createIntegerTickUnits());
-          }
-          protected void addSensorData(SensorData data) {
-            dataset.addValue(data.getValue(SensorData.HOPS), categories[0], data.getNode().getName());
-            dataset.addValue(data.getNode().getSensorDataAggregator().getAverageValue(SensorData.HOPS), categories[1], data.getNode().getName());
-          }
-        },
-        new TimeChartPanel(this, "Latency", "Latency", "Time", "Seconds") {
-          {
-            setMaxItemCount(defaultMaxItemCount);
-          }
-          protected double getSensorDataValue(SensorData data) {
-            return data.getLatency();
-          }
-        },
-        new PacketChartPanel(this, "Received (Over Time)", "Time", "Received Packets"),
-        new BarChartPanel(this, "Received (Per Node)", "Received Packets Per Node", "Nodes", "Packets",
-            new String[] { "Packets", "Duplicates" }) {
-          {
-            chart.getCategoryPlot().getRangeAxis().setStandardTickUnits(NumberAxis.createIntegerTickUnits());
-          }
-          protected void addSensorData(SensorData data) {
-            Node node = data.getNode();
-            SensorDataAggregator sda = node.getSensorDataAggregator();
-            dataset.addValue(sda.getDataCount(), categories[0], node.getName());
-            dataset.addValue(sda.getDuplicateCount(), categories[1], node.getName());
-          }
-        },
-        new BarChartPanel(this, "Received (5 min)", "Received Packets (last 5 min)", "Nodes", "Packets",
-            new String[] { "Packets", "Duplicates" }) {
-          {
-            chart.getCategoryPlot().getRangeAxis().setStandardTickUnits(NumberAxis.createIntegerTickUnits());
-          }
-          protected void addSensorData(SensorData data) {
-            Node node = data.getNode();
-            int dataCount = node.getSensorDataCount();
-            int packetCount = 0;
-            int duplicateCount = 0;
-            long earliestData = getNodeTime() - (5 * 60 * 1000);
-            for(int index = dataCount - 1; index >= 0; index--) {
-              SensorData sd = node.getSensorData(index);
-              if (sd.getNodeTime() < earliestData) {
-                break;
-              }
-              if (sd.isDuplicate()) {
-                duplicateCount++;
-              } else {
-                packetCount++;
-              }
-            }
-            dataset.addValue(packetCount, categories[0], node.getName());
-            dataset.addValue(duplicateCount, categories[1], node.getName());
-          }
-        },
-//        new SeqnoChartPanel(this, "Received Packets", "Received Packets", "Seqno", "Received Packets"),
-        new NodeInfoPanel(this),
         serialConsole
     };
     for (int i = 0, n = visualizers.length; i < n; i++) {
-      mainPanel.add(visualizers[i].getTitle(), visualizers[i].getPanel());
+      String category = visualizers[i].getCategory();
+      JTabbedPane pane = categoryTable.get(category);
+      if (pane == null) {
+        pane = new JTabbedPane();
+        pane.setBackground(nodeList.getBackground());
+        pane.setTabLayoutPolicy(JTabbedPane.WRAP_TAB_LAYOUT);
+        categoryTable.put(category, pane);
+        mainPanel.add(category, pane);
+      }
+      pane.add(visualizers[i].getTitle(), visualizers[i].getPanel());
     }
     window.getContentPane().add(mainPanel, BorderLayout.CENTER);
 
@@ -546,20 +571,6 @@ public class CollectServer {
     });
     toolsMenu.add(baseShapeItem);
 
-    final JCheckBoxMenuItem scrollItem = new JCheckBoxMenuItem("Scroll Layout");
-    scrollItem.addActionListener(new ActionListener() {
-
-      public void actionPerformed(ActionEvent e) {
-        if (scrollItem.getState()) {
-          mainPanel.setTabLayoutPolicy(JTabbedPane.SCROLL_TAB_LAYOUT);
-        } else {
-          mainPanel.setTabLayoutPolicy(JTabbedPane.WRAP_TAB_LAYOUT);
-        }
-      }
-
-    });
-    toolsMenu.add(scrollItem);
-
     window.setJMenuBar(menuBar);
     window.pack();
 
@@ -797,7 +808,7 @@ public class CollectServer {
         SwingUtilities.invokeLater(new Runnable() {
             public void run() {
               boolean added = false;
-              for (int i = 0, n = nodeModel.size(); i < n; i++) {
+              for (int i = 1, n = nodeModel.size(); i < n; i++) {
                 int cmp = newNode.compareTo((Node) nodeModel.get(i));
                 if (cmp < 0) {
                   nodeModel.insertElementAt(newNode, i);
@@ -973,10 +984,10 @@ public class CollectServer {
 
   private void handleSensorData(final SensorData sensorData) {
     System.out.println("SENSOR DATA: " + sensorData);
+    saveSensorData(sensorData);
     if (sensorData.getNode().addSensorData(sensorData)) {
       updateNodeTime(sensorData);
       sensorDataList.add(sensorData);
-      saveSensorData(sensorData);
       handleLinks(sensorData);
       if (visualizers != null) {
         SwingUtilities.invokeLater(new Runnable() {
@@ -1062,7 +1073,9 @@ public class CollectServer {
     Node[] nodes = getNodes();
     this.selectedNodes = null;
     nodeList.clearSelection();
-    nodeModel.removeAllElements();
+    if (nodeModel.size() > 1) {
+      nodeModel.removeRange(1, nodeModel.size() - 1);
+    }
     this.nodeTable.clear();
     synchronized (this) {
       this.nodeCache = null;

examples/sky-shell/src/se/sics/contiki/collect/SensorDataAggregator.java

@@ -26,7 +26,7 @@
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  *
- * $Id: SensorDataAggregator.java,v 1.6 2010/09/14 14:23:58 adamdunkels Exp $
+ * $Id: SensorDataAggregator.java,v 1.7 2010/09/15 16:15:10 nifi Exp $
  *
  * -----------------------------------------------------------------
  *
@@ -34,8 +34,8 @@
  *
  * Authors : Joakim Eriksson, Niclas Finne
  * Created : 20 aug 2008
- * Updated : $Date: 2010/09/14 14:23:58 $
+ * Updated : $Date: 2010/09/15 16:15:10 $
- *           $Revision: 1.6 $
+ *           $Revision: 1.7 $
  */
 
 package se.sics.contiki.collect;
@@ -52,6 +52,9 @@ public class SensorDataAggregator implements SensorInfo {
   private int seqnoDelta = 0;
   private int dataCount;
   private int duplicates = 0;
+  private int lost = 0;
+  private int nextHopChangeCount = 0;
+  private String lastNextHop = null;
   private long shortestPeriod = Long.MAX_VALUE;
   private long longestPeriod = 0;
 
@@ -88,6 +91,12 @@ public class SensorDataAggregator implements SensorInfo {
     int seqn = data.getValue(SEQNO);
     int s = seqn + seqnoDelta;
 
+    String bestNeighbor = data.getBestNeighborID();
+    if (lastNextHop != null && !lastNextHop.equals(bestNeighbor)) {
+      nextHopChangeCount++;
+    }
+    lastNextHop = bestNeighbor;
+
     if (s <= maxSeqno) {
       // Check for duplicates among the last 5 packets
       for(int n = node.getSensorDataCount() - 1, i = n > 5 ? n - 5 : 0; i < n; i++) {
@@ -142,9 +151,16 @@ public class SensorDataAggregator implements SensorInfo {
         }
       }
       // Handle wrapping sequence numbers
-      if (dataCount > 0 && maxSeqno - s > 2) {
+      if (dataCount == 0) {
+        // First packet from node.
+      } else if (maxSeqno - s > 2) {
         s += maxSeqno - seqnoDelta;
         seqnoDelta = maxSeqno;
+        if (seqn > 0) {
+          lost += seqn - 1;
+        }
+      } else if (s > maxSeqno + 1){
+        lost += s - (maxSeqno + 1);
       }
       if (s < minSeqno) minSeqno = s;
       if (s > maxSeqno) maxSeqno = s;
@@ -159,6 +175,9 @@ public class SensorDataAggregator implements SensorInfo {
     }
     dataCount = 0;
     duplicates = 0;
+    lost = 0;
+    nextHopChangeCount = 0;
+    lastNextHop = null;
     minSeqno = Integer.MAX_VALUE;
     maxSeqno = Integer.MIN_VALUE;
     seqnoDelta = 0;
@@ -241,6 +260,14 @@ public class SensorDataAggregator implements SensorInfo {
     return node.getSensorDataCount();
   }
 
+  public int getNextHopChangeCount() {
+    return nextHopChangeCount;
+  }
+
+  public int getEstimatedLostCount() {
+    return lost;
+  }
+
   public int getDuplicateCount() {
     return duplicates;
   }

examples/sky-shell/src/se/sics/contiki/collect/Visualizer.java

@@ -26,7 +26,7 @@
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  *
- * $Id: Visualizer.java,v 1.1 2008/07/09 23:18:06 nifi Exp $
+ * $Id: Visualizer.java,v 1.2 2010/09/15 16:15:10 nifi Exp $
  *
  * -----------------------------------------------------------------
  *
@@ -34,8 +34,8 @@
  *
  * Authors : Joakim Eriksson, Niclas Finne
  * Created : 3 jul 2008
- * Updated : $Date: 2008/07/09 23:18:06 $
+ * Updated : $Date: 2010/09/15 16:15:10 $
- *           $Revision: 1.1 $
+ *           $Revision: 1.2 $
  */
 
 package se.sics.contiki.collect;
@@ -47,6 +47,7 @@ import java.awt.Component;
  */
 public interface Visualizer {
 
+  public String getCategory();
   public String getTitle();
   public Component getPanel();
   public void nodesSelected(Node[] node);

examples/sky-shell/src/se/sics/contiki/collect/gui/BarChartPanel.java

@@ -26,7 +26,7 @@
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  *
- * $Id: BarChartPanel.java,v 1.4 2010/09/15 15:52:28 nifi Exp $
+ * $Id: BarChartPanel.java,v 1.5 2010/09/15 16:15:10 nifi Exp $
  *
  * -----------------------------------------------------------------
  *
@@ -34,8 +34,8 @@
  *
  * Authors : Joakim Eriksson, Niclas Finne
  * Created : 5 jul 2008
- * Updated : $Date: 2010/09/15 15:52:28 $
+ * Updated : $Date: 2010/09/15 16:15:10 $
- *           $Revision: 1.4 $
+ *           $Revision: 1.5 $
  */
 
 package se.sics.contiki.collect.gui;
@@ -67,6 +67,7 @@ public abstract class BarChartPanel extends JPanel implements Visualizer {
   private static final long serialVersionUID = 7664283678708048061L;
 
   protected final CollectServer server;
+  protected final String category;
   protected final String title;
   protected final String[] categories;
   protected final JFreeChart chart;
@@ -76,17 +77,18 @@ public abstract class BarChartPanel extends JPanel implements Visualizer {
   private boolean isShowingAllNodes = false;
   private int categoryOrder = 0;
 
-  protected BarChartPanel(CollectServer server, String title,
+  protected BarChartPanel(CollectServer server, String category, String title,
       String chartTitle, String domainAxisLabel, String valueAxisLabel,
       String[] categories) {
-    this(server, title, chartTitle, domainAxisLabel, valueAxisLabel, categories, true);
+    this(server, category, title, chartTitle, domainAxisLabel, valueAxisLabel, categories, true);
   }
 
-  protected BarChartPanel(CollectServer server, String title,
+  protected BarChartPanel(CollectServer server, String category, String title,
       String chartTitle, String domainAxisLabel, String valueAxisLabel,
       String[] categories, boolean stackedChart) {
     super(new BorderLayout());
     this.server = server;
+    this.category = category;
     this.title = title;
     this.categories = categories;
 
@@ -137,6 +139,11 @@ public abstract class BarChartPanel extends JPanel implements Visualizer {
     add(chartPanel, BorderLayout.CENTER);
   }
 
+  @Override
+  public String getCategory() {
+    return category;
+  }
+  
   @Override
   public String getTitle() {
     return title;

examples/sky-shell/src/se/sics/contiki/collect/gui/MapPanel.java

@@ -26,7 +26,7 @@
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  *
- * $Id: MapPanel.java,v 1.2 2010/09/06 22:32:56 nifi Exp $
+ * $Id: MapPanel.java,v 1.3 2010/09/15 16:15:10 nifi Exp $
  *
  * -----------------------------------------------------------------
  *
@@ -34,8 +34,8 @@
  *
  * Authors : Joakim Eriksson, Niclas Finne
  * Created : 3 jul 2008
- * Updated : $Date: 2010/09/06 22:32:56 $
+ * Updated : $Date: 2010/09/15 16:15:10 $
- *           $Revision: 1.2 $
+ *           $Revision: 1.3 $
  */
 
 package se.sics.contiki.collect.gui;
@@ -124,13 +124,14 @@ public class MapPanel extends JPanel implements Visualizer, ActionListener, Mous
   private String mapName;
 
   private final CollectServer server;
+  private final String category;
 
   private boolean hideNetwork = false;
 
-
+  public MapPanel(CollectServer server, String category) {
-  public MapPanel(CollectServer server) {
     super(new BorderLayout());
     this.server = server;
+    this.category = category;
     setPreferredSize(new Dimension(300, 200));
 
     popupMenu = new JPopupMenu(getTitle());
@@ -221,6 +222,11 @@ public class MapPanel extends JPanel implements Visualizer, ActionListener, Mous
   // Visualizer
   // -------------------------------------------------------------------
 
+  @Override
+  public String getCategory() {
+    return category;
+  }
+
   @Override
   public String getTitle() {
     return "Sensor Map";

examples/sky-shell/src/se/sics/contiki/collect/gui/NodeInfoPanel.java

@@ -26,7 +26,7 @@
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  *
- * $Id: NodeInfoPanel.java,v 1.4 2010/09/14 23:04:51 nifi Exp $
+ * $Id: NodeInfoPanel.java,v 1.5 2010/09/15 16:15:10 nifi Exp $
  *
  * -----------------------------------------------------------------
  *
@@ -34,13 +34,15 @@
  *
  * Authors : Joakim Eriksson, Niclas Finne
  * Created : 6 sep 2010
- * Updated : $Date: 2010/09/14 23:04:51 $
+ * Updated : $Date: 2010/09/15 16:15:10 $
- *           $Revision: 1.4 $
+ *           $Revision: 1.5 $
  */
 
 package se.sics.contiki.collect.gui;
 import java.awt.BorderLayout;
 import java.awt.Component;
+import java.awt.Dimension;
+import java.awt.event.MouseEvent;
 
 import javax.swing.JLabel;
 import javax.swing.JPanel;
@@ -48,6 +50,7 @@ import javax.swing.JScrollPane;
 import javax.swing.JTable;
 import javax.swing.table.AbstractTableModel;
 import javax.swing.table.DefaultTableCellRenderer;
+import javax.swing.table.JTableHeader;
 
 import se.sics.contiki.collect.CollectServer;
 import se.sics.contiki.collect.Node;
@@ -62,77 +65,36 @@ public class NodeInfoPanel extends JPanel implements Visualizer {
   private static final long serialVersionUID = -1060893468047793431L;
 
   private final CollectServer server;
+  private final String category;
   private final JTable nodeTable;
-  private final AbstractTableModel nodeModel;
+  private final NodeModel nodeModel;
   private Node[] nodes;
 
-  public NodeInfoPanel(CollectServer server) {
+  public NodeInfoPanel(CollectServer server, String category) {
     super(new BorderLayout());
     this.server = server;
+    this.category = category;
     
-    nodeModel = new AbstractTableModel() {
+    nodeModel = new NodeModel();
+    nodeTable = new JTable(nodeModel) {
+      private static final long serialVersionUID = 1L;
 
-      private static final long serialVersionUID = 1692207305977527004L;
+      public Dimension getPreferredScrollableViewportSize() {
-
+        return getPreferredSize();
-      private final String[] COLUMN_NAMES = {
-        "Node",
-        "Packets Received",
-        "Duplicates Received",
-        "Average Inter-packet time",
-        "Shortest Inter-packet time",
-        "Longest Inter-packet time",
-      };
-
-      public Object getValueAt(int row, int col) {
-        Node node = nodes[row];
-        switch (col) {
-        case 0:
-          return node;
-        case 1:
-          return node.getSensorDataAggregator().getPacketCount();
-        case 2:
-          return node.getSensorDataAggregator().getDuplicateCount();
-        case 3:
-          return node.getSensorDataAggregator().getAveragePeriod();
-        case 4: {
-          long time = node.getSensorDataAggregator().getShortestPeriod();
-          return time < Long.MAX_VALUE ? time : 0;
-        }
-        case 5:
-          return node.getSensorDataAggregator().getLongestPeriod();
-        default:
-          return null;
-        }
       } 
 
-      public Class<?> getColumnClass(int c) {
+      protected JTableHeader createDefaultTableHeader() {
-        if (c == 0) {
+          return new JTableHeader(columnModel) {
-          return Node.class;
+            private static final long serialVersionUID = 1L;
-        }
-        if (c < 3) {
-          return Integer.class;
-        }
-        if (c < 6) {
-          return Long.class;
-        }
-        return super.getColumnClass(c);
-      }
 
-      public String getColumnName(int col) {
+            public String getToolTipText(MouseEvent e) {
-        return COLUMN_NAMES[col];
+              int index = columnModel.getColumnIndexAtX(e.getPoint().x);
+              int realIndex = index < 0 ? index : columnModel.getColumn(index).getModelIndex();
+              return realIndex < 0 ? null : nodeModel.getColumnToolTip(realIndex);
+            }
+          };
       }
-
-      public int getColumnCount() {
-        return COLUMN_NAMES.length;
-      }
-
-      public int getRowCount() {
-        return nodes == null ? 0 : nodes.length;
-      }
-
     };
-
-    nodeTable = new JTable(nodeModel);
     nodeTable.setFillsViewportHeight(true);
     nodeTable.setAutoCreateRowSorter(true);
 
@@ -141,7 +103,7 @@ public class NodeInfoPanel extends JPanel implements Visualizer {
     renderer.setHorizontalAlignment(JLabel.RIGHT);
     nodeTable.setDefaultRenderer(Node.class, renderer);
 
-    // Add time renderer
+    // Add renderer for time
     renderer = new DefaultTableCellRenderer() {
       private static final long serialVersionUID = 1L;
 
@@ -152,6 +114,22 @@ public class NodeInfoPanel extends JPanel implements Visualizer {
     };
     nodeTable.setDefaultRenderer(Long.class, renderer);
 
+    // Add renderer for double
+    renderer = new DefaultTableCellRenderer() {
+      private static final long serialVersionUID = 1L;
+
+      public void setValue(Object value) {
+        if (value == null) {
+          setText(null);
+        }
+        double v = (Double) value + 0.0005;
+        int dec = ((int)(v * 1000)) % 1000;
+        setText((long)v + "." + (dec > 99 ? "" : "0") + (dec > 9 ? "" : "0") + dec);
+      }
+    };
+    renderer.setHorizontalAlignment(JLabel.RIGHT);
+    nodeTable.setDefaultRenderer(Double.class, renderer);
+
     add(new JScrollPane(nodeTable), BorderLayout.CENTER);
   }
 
@@ -160,6 +138,11 @@ public class NodeInfoPanel extends JPanel implements Visualizer {
     return this;
   }
 
+  @Override
+  public String getCategory() {
+    return category;
+  }
+
   @Override
   public String getTitle() {
     return "Node Info";
@@ -226,16 +209,92 @@ public class NodeInfoPanel extends JPanel implements Visualizer {
     time /= 1000;
     if (time > 24 * 60 * 60) {
       long days = time / (24 * 60 * 60);
-      sb.append(days).append(" days, ");
+      sb.append(days).append(days > 1 ? " days, " : " day, ");
       time -= days * 24 * 60 * 60;
     }
     if (time > 60 * 60) {
       long hours = time / (60 * 60);
-      sb.append(hours).append(" hours, ");
+      sb.append(hours).append(hours > 1 ? " hours, " : " hour, ");
       time -= hours * 60 * 60;
     }
     sb.append(time / 60).append(" min, ").append(time % 60).append(" sec");
     return sb.toString();
   }
 
+  private class NodeModel extends AbstractTableModel {
+
+    private static final long serialVersionUID = 1692207305977527004L;
+
+    private final String[] COLUMN_NAMES = {
+        "Node", "Node",
+        "Packets", "Packets Received",
+        "Duplicates", "Duplicate Packets Received",
+        "Estimated Lost", "Estimated Lost Packets",
+        "Average Hops", "Average Hops to Sink",
+        "Next Hop Changes", "Next Hop Change Count",
+        "Average Inter-packet time", "Average Inter-packet Time",
+        "Shortest Inter-packet Time", "Shortest Inter-packet Time",
+        "Longest Inter-packet Time", "Longest Inter-packet Time"
+    };
+    private final Class<?>[] COLUMN_TYPES = {
+        Node.class,
+        Integer.class,
+        Integer.class,
+        Integer.class,
+        Double.class,
+        Integer.class,
+        Long.class,
+        Long.class,
+        Long.class
+    };
+
+    public Object getValueAt(int row, int col) {
+      Node node = nodes[row];
+      switch (col) {
+      case 0:
+        return node;
+      case 1:
+        return node.getSensorDataAggregator().getPacketCount();
+      case 2:
+        return node.getSensorDataAggregator().getDuplicateCount();
+      case 3:
+        return node.getSensorDataAggregator().getEstimatedLostCount();
+      case 4:
+        return node.getSensorDataAggregator().getAverageValue(SensorData.HOPS);
+      case 5:
+        return node.getSensorDataAggregator().getNextHopChangeCount();
+      case 6:
+        return node.getSensorDataAggregator().getAveragePeriod();
+      case 7: {
+        long time = node.getSensorDataAggregator().getShortestPeriod();
+        return time < Long.MAX_VALUE ? time : 0;
+      }
+      case 8:
+        return node.getSensorDataAggregator().getLongestPeriod();
+      default:
+        return null;
+      }
+    }
+
+    public Class<?> getColumnClass(int c) {
+      return COLUMN_TYPES[c];
+    }
+
+    public String getColumnName(int col) {
+      return COLUMN_NAMES[col * 2];
+    }
+
+    public String getColumnToolTip(int col) {
+      return COLUMN_NAMES[col * 2 + 1];
+    }
+
+    public int getColumnCount() {
+      return COLUMN_NAMES.length / 2;
+    }
+
+    public int getRowCount() {
+      return nodes == null ? 0 : nodes.length;
+    }
+
+  }
 }

examples/sky-shell/src/se/sics/contiki/collect/gui/PacketChartPanel.java

@@ -26,7 +26,7 @@
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  *
- * $Id: PacketChartPanel.java,v 1.7 2010/09/15 15:20:47 nifi Exp $
+ * $Id: PacketChartPanel.java,v 1.8 2010/09/15 16:15:10 nifi Exp $
  *
  * -----------------------------------------------------------------
  *
@@ -34,8 +34,8 @@
  *
  * Authors : Joakim Eriksson, Niclas Finne
  * Created : 6 sep 2010
- * Updated : $Date: 2010/09/15 15:20:47 $
+ * Updated : $Date: 2010/09/15 16:15:10 $
- *           $Revision: 1.7 $
+ *           $Revision: 1.8 $
  */
 
 package se.sics.contiki.collect.gui;
@@ -69,6 +69,7 @@ public class PacketChartPanel extends JPanel implements Visualizer {
   private static final long serialVersionUID = -607864439709540641L;
 
   protected final CollectServer server;
+  protected final String category;
   protected final String title;
   protected final TimeSeries series;
 
@@ -78,10 +79,11 @@ public class PacketChartPanel extends JPanel implements Visualizer {
   private Node[] selectedNodes;
   private HashMap<Node,Node> selectedMap = new HashMap<Node,Node>();
 
-  public PacketChartPanel(CollectServer server, String title,
+  public PacketChartPanel(CollectServer server, String category, String title,
       String timeAxisLabel, String valueAxisLabel) {
     super(new BorderLayout());
     this.server = server;
+    this.category = category;
     this.title = title;
     this.series = new TimeSeries("Received Packets", Minute.class);
     TimeSeriesCollection timeSeries = new TimeSeriesCollection(series);
@@ -97,6 +99,11 @@ public class PacketChartPanel extends JPanel implements Visualizer {
     add(chartPanel, BorderLayout.CENTER);
   }
 
+  @Override
+  public String getCategory() {
+    return category;
+  }
+
   @Override
   public String getTitle() {
     return title;

examples/sky-shell/src/se/sics/contiki/collect/gui/SeqnoChartPanel.java

@@ -26,7 +26,7 @@
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  *
- * $Id: SeqnoChartPanel.java,v 1.1 2010/08/31 13:05:40 nifi Exp $
+ * $Id: SeqnoChartPanel.java,v 1.2 2010/09/15 16:15:10 nifi Exp $
  *
  * -----------------------------------------------------------------
  *
@@ -34,8 +34,8 @@
  *
  * Authors : Joakim Eriksson, Niclas Finne
  * Created : 3 jul 2008
- * Updated : $Date: 2010/08/31 13:05:40 $
+ * Updated : $Date: 2010/09/15 16:15:10 $
- *           $Revision: 1.1 $
+ *           $Revision: 1.2 $
  */
 
 package se.sics.contiki.collect.gui;
@@ -66,6 +66,7 @@ public class SeqnoChartPanel extends JPanel implements Visualizer {
   private static final long serialVersionUID = 4302047079820959307L;
 
   protected final CollectServer server;
+  protected final String category;
   protected final String title;
   protected final XYSeriesCollection dataSet;
   protected final XYSeries series;
@@ -74,10 +75,11 @@ public class SeqnoChartPanel extends JPanel implements Visualizer {
 
   private Node[] selectedNodes;
 
-  public SeqnoChartPanel(CollectServer server, String title,
+  public SeqnoChartPanel(CollectServer server, String category, String title,
       String chartTitle, String timeAxisLabel, String valueAxisLabel) {
     super(new BorderLayout());
     this.server = server;
+    this.category = category;
     this.title = title;
     this.series = new XYSeries(chartTitle);
     this.dataSet = new XYSeriesCollection(this.series);
@@ -90,6 +92,11 @@ public class SeqnoChartPanel extends JPanel implements Visualizer {
     add(chartPanel, BorderLayout.CENTER);
   }
 
+  @Override
+  public String getCategory() {
+    return category;
+  }
+
   @Override
   public String getTitle() {
     return title;

examples/sky-shell/src/se/sics/contiki/collect/gui/SerialConsole.java

@@ -26,7 +26,7 @@
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  *
- * $Id: SerialConsole.java,v 1.1 2008/07/09 23:18:07 nifi Exp $
+ * $Id: SerialConsole.java,v 1.2 2010/09/15 16:15:10 nifi Exp $
  *
  * -----------------------------------------------------------------
  *
@@ -34,8 +34,8 @@
  *
  * Authors : Joakim Eriksson, Niclas Finne
  * Created : 4 jul 2008
- * Updated : $Date: 2008/07/09 23:18:07 $
+ * Updated : $Date: 2010/09/15 16:15:10 $
- *           $Revision: 1.1 $
+ *           $Revision: 1.2 $
  */
 
 package se.sics.contiki.collect.gui;
@@ -64,6 +64,7 @@ import se.sics.contiki.collect.Visualizer;
 public class SerialConsole implements Visualizer {
 
   private final CollectServer server;
+  private final String category;
   private JPanel panel;
   private JTextArea logArea;
   private JTextField commandField;
@@ -71,8 +72,9 @@ public class SerialConsole implements Visualizer {
   private int historyPos = 0;
   private int historyCount = 0;
 
-  public SerialConsole(CollectServer server) {
+  public SerialConsole(CollectServer server, String category) {
     this.server = server;
+    this.category = category;
     panel = new JPanel(new BorderLayout());
     logArea = new JTextArea(4, 30);
     logArea.setEditable(false);
@@ -168,6 +170,11 @@ public class SerialConsole implements Visualizer {
     return panel;
   }
 
+  @Override
+  public String getCategory() {
+    return category;
+  }
+
   @Override
   public String getTitle() {
     return "Serial Console";

examples/sky-shell/src/se/sics/contiki/collect/gui/TimeChartPanel.java

@@ -26,7 +26,7 @@
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  *
- * $Id: TimeChartPanel.java,v 1.6 2010/09/15 15:16:49 nifi Exp $
+ * $Id: TimeChartPanel.java,v 1.7 2010/09/15 16:15:10 nifi Exp $
  *
  * -----------------------------------------------------------------
  *
@@ -34,8 +34,8 @@
  *
  * Authors : Joakim Eriksson, Niclas Finne
  * Created : 3 jul 2008
- * Updated : $Date: 2010/09/15 15:16:49 $
+ * Updated : $Date: 2010/09/15 16:15:10 $
- *           $Revision: 1.6 $
+ *           $Revision: 1.7 $
  */
 
 package se.sics.contiki.collect.gui;
@@ -64,6 +64,7 @@ public abstract class TimeChartPanel extends JPanel implements Visualizer {
   private static final long serialVersionUID = -607864439709540641L;
 
   protected final CollectServer server;
+  protected final String category;
   protected final String title;
   protected final TimeSeriesCollection timeSeries;
   protected final JFreeChart chart;
@@ -77,10 +78,11 @@ public abstract class TimeChartPanel extends JPanel implements Visualizer {
   private boolean hasGlobalRange;
   private int maxItemCount;
   
-  public TimeChartPanel(CollectServer server, String title,
+  public TimeChartPanel(CollectServer server, String category, String title,
       String chartTitle, String timeAxisLabel, String valueAxisLabel) {
     super(new BorderLayout());
     this.server = server;
+    this.category = category;
     this.title = title;
     this.timeSeries = new TimeSeriesCollection();
     this.chart = ChartFactory.createTimeSeriesChart(
@@ -93,6 +95,11 @@ public abstract class TimeChartPanel extends JPanel implements Visualizer {
     add(chartPanel, BorderLayout.CENTER);
   }
 
+  @Override
+  public String getCategory() {
+    return category;
+  }
+  
   @Override
   public String getTitle() {
     return title;