Added light sensor (#38)

iot-ocp-businessrules-service/src/main/resources/com/redhat/examples/iot/datacenter/monitor/sensor-rules.drl

@@ -26,6 +26,17 @@ rule "OrganVibrationTooHigh"
 		update( $t );
 end 
 
+rule "OrganLightTooHigh"
+	lock-on-active true
+	when
+		$t : Measure( category == "Organ", dataType == "light", payload != null, Double.parseDouble(payload) >= 50 )
+	then
+		System.out.println("Rule 'high light' fired as light is " + $t.getPayload());
+		$t.setErrorCode(1);
+		$t.setErrorMessage("Ambient light too high");
+		update( $t );
+end 
+
 rule "MachineTemperatureTooHigh"
 	lock-on-active true
 	when
@@ -47,3 +58,14 @@ rule "MachineVibrationTooHigh"
 		$t.setErrorMessage("Vibration too high");
 		update( $t );
 end 
+
+rule "MachineLightTooHigh"
+	lock-on-active true
+	when
+		$t : Measure( category == "Machine", dataType == "light", payload != null, Double.parseDouble(payload) >= 50 )
+	then
+		System.out.println("Rule 'high light' fired as light is " + $t.getPayload());
+		$t.setErrorCode(1);
+		$t.setErrorMessage("Ambient light too high");
+		update( $t );
+end 

iot-ocp-software-sensor/src/main/java/com/redhat/examples/iot/sensor/LightSensor.java

@@ -0,0 +1,89 @@
+package com.redhat.examples.iot.sensor;
+
+import java.util.concurrent.ThreadLocalRandom;
+
+import javax.annotation.PostConstruct;
+
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.context.annotation.Scope;
+import org.springframework.stereotype.Component;
+
+import com.redhat.examples.iot.model.Measure;
+
+@Component(SensorType.LIGHT)
+@Scope("prototype")
+public class LightSensor implements Sensor {
+
+	@Value("${sensor.light.enabled}") 
+	private boolean enabled;
+
+	@Value("${sensor.light.frequency}")
+	public int frequency;
+
+	@Value("${sensor.light.start}") 
+	private int start;
+
+	@Value("${sensor.light.maxIteration}") 
+	private int maxIteration;
+
+	@Value("${sensor.light.minIteration}") 
+	private int minIteration;
+
+	@Value("${sensor.light.minRange}") 
+	private int minRange;
+
+	@Value("${sensor.light.maxRange}") 
+	private int maxRange;
+
+	public double currentValue;
+
+	public int count = 0;
+
+	@PostConstruct
+	@Override
+	public void initAndReset() {
+		currentValue = start;
+	}
+
+
+	@Override
+	public int getFrequency() {
+		return frequency;
+	}
+
+	@Override
+	public String getType() {
+		return SensorType.LIGHT;
+	}
+
+	@Override
+	public boolean isEnabled() {
+		return enabled;
+	}
+
+	@Override
+	public Measure calculateCurrentMeasure(Measure measure) {
+
+
+		if(count > 0) {
+
+			// Calculate random value from range
+			double randValue = ThreadLocalRandom.current().nextDouble(minIteration, (maxIteration+1));
+			currentValue = currentValue + randValue;
+
+			if(currentValue < minRange || currentValue > maxRange) {
+				initAndReset();
+			}
+
+		}
+
+		measure.setType(getType());
+		measure.setPayload(String.valueOf(currentValue));
+
+		++count;
+		return measure;
+	}
+
+
+
+}

iot-ocp-software-sensor/src/main/java/com/redhat/examples/iot/sensor/SensorType.java

@@ -6,5 +6,5 @@ public class SensorType {
 	public static final String GPS = "gps";
 	public static final String COUNTDOWN = "countdown";
 	public static final String TEMPERATURE = "temperature";
-
+	public static final String LIGHT = "light";
 }

iot-ocp-software-sensor/src/main/resources/application.properties

@@ -1,7 +1,7 @@
 # Application Properties
 app.name=iot-ocp
 device.id=iottest
-iot.types=temperature,vibration,gps,countdown
+iot.types=temperature,vibration,gps,countdown,light
 device.categories=Organ,Machine
 
 # MQTT
@@ -44,3 +44,12 @@ sensor.temperature.minRange=40
 sensor.temperature.maxRange=75
 sensor.temperature.minIteration=0
 sensor.temperature.maxIteration=1
+
+# Light
+sensor.light.enabled=true
+sensor.light.frequency=5
+sensor.light.start=0
+sensor.light.minRange=0
+sensor.light.maxRange=25000
+sensor.light.minIteration=0
+sensor.light.maxIteration=3