Adde toString methods to all SensorData types

src/se/hal/struct/devicedata/DimmerEventData.java

@@ -46,4 +46,9 @@ public class DimmerEventData extends HalEventData {
     public void setData(double dimmValue) {
         this.dimmValue = dimmValue;
     }
+
+    @Override
+    public String toString(){
+        return dimmValue+"%";
+    }
 }

src/se/hal/struct/devicedata/HumiditySensorData.java

@@ -25,4 +25,9 @@ public class HumiditySensorData extends HalSensorData {
     public void setData(double humidity) {
         this.humidity = humidity;
     }
+
+    @Override
+    public String toString(){
+        return humidity+"%";
+    }
 }

src/se/hal/struct/devicedata/LightSensorData.java

@@ -31,4 +31,8 @@ public class LightSensorData extends HalSensorData {
         this.lux = lux;
     }
 
+    @Override
+    public String toString(){
+        return lux+" lux";
+    }
 }

src/se/hal/struct/devicedata/PowerConsumptionSensorData.java

@@ -33,4 +33,8 @@ public class PowerConsumptionSensorData extends HalSensorData {
         this.wattHours = wattHours;
     }
 
+    @Override
+    public String toString(){
+        return wattHours+" Wh";
+    }
 }

src/se/hal/struct/devicedata/SwitchEventData.java

@@ -56,4 +56,9 @@ public class SwitchEventData extends HalEventData {
     public void setData(double enabled) {
         this.enabled = enabled > 0;
     }
+
+    @Override
+    public String toString(){
+        return enabled ? "ON" : "OFF";
+    }
 }

src/se/hal/struct/devicedata/TemperatureSensorData.java

@@ -35,4 +35,9 @@ public class TemperatureSensorData extends HalSensorData {
         this.temperature = temperature;
     }
 
+
+    @Override
+    public String toString(){
+        return temperature+" \\u00b0C";
+    }
 }