Changed to a (hopefully) working version of the Accelerometer

app/src/main/java/com/example/ueberwachungssystem/Accelerometer.java

@@ -11,6 +11,26 @@ import android.widget.TextView;
 
 import java.util.concurrent.LinkedBlockingQueue;
 
+
+/**
+ * Accelerometer inherits some methods from abstract Detector class (more info there)
+ *
+ *
+ * USE FROM MAIN ACTIVITY:
+ *
+ * Accelerometer beschleunigungssensor = new Accelerometer(this);
+ * onCreate:
+ * //Accelerometer Setup
+ * beschleunigungssensor = new Accelerometer(this, logger, textViewLog);   //logger and textview only for debugging necessary
+ * beschleunigungssensor.getSensor();
+ *
+ * //Starting Detection:
+ * beschleunigungssensor.startDetection();
+ * //Stopping Detection: also recommended at onPause to avoid unnecessary battery consumption
+ * beschleunigungssensor.stopDetection();
+ *
+ * */
+
 public class Accelerometer extends Detector implements SensorEventListener {
 
     Logger logger;
@@ -25,18 +45,18 @@ public class Accelerometer extends Detector implements SensorEventListener {
     float z;
     float betrag; //Betrag aller drei Achsen sqrt(x*x + y*y + z*z)
     private DetectionReport detectionReport;
-    TextView textViewLog;
+    TextView textView;
 
     //Queue for taking in values
     LinkedBlockingQueue<Float> linkedBlockingQueue = new LinkedBlockingQueue<>();
 
 
     // In constructor pass Activity, Context and TextView from MainActivity in Accelerometer class
-    public Accelerometer(Context context, Logger mainLogger, TextView textViewLog){
+    public Accelerometer(Context context, Logger mainLogger, TextView textView){
         super(context); //von Detektor
         logger = mainLogger;
         this.context = context;
-        this.textViewLog = textViewLog;
+        this.textView = this.textView;
         //Logger logger = new Logger(this.getClass().getSimpleName(), textViewLog, "");
     }
 
@@ -52,22 +72,6 @@ public class Accelerometer extends Detector implements SensorEventListener {
         }
     }
 
-
-    // void start wird überflüssig mit void startDetection()
-    //void start() {
-    //    // register the sensor before using //
-    //    sensorManager.registerListener(this, accelerometer, SensorManager.SENSOR_DELAY_NORMAL);
-    //    logger.log("Accelerometer, registered");
-    //}
-
-    // void stop wird überflüssig mit void stopDetection()
-    //void stop() {
-    //    // unregister from the sensor to stop using it //
-    //    sensorManager.unregisterListener(this, accelerometer);
-    //    logger.log("Accelerometer unregistered!");
-    //}
-
-
     @Override
     public void onSensorChanged(SensorEvent event) {
         try {
@@ -78,6 +82,7 @@ public class Accelerometer extends Detector implements SensorEventListener {
     }
 
     StringBuffer stringBuffer = new StringBuffer();
+
     public void checkAlarm (SensorEvent event) throws InterruptedException {
         x = event.values[0];
         y = event.values[1];
@@ -89,8 +94,8 @@ public class Accelerometer extends Detector implements SensorEventListener {
             if (betrag > threshold) {
                 alarm = true;
                 detectionReport = new DetectionReport("Accelerometer1", "Bewegung", betrag);
-                stringBuffer.append("\nDetectionReport = ").append(detectionReport).append("\nAlarm an").append(betrag).append(event.timestamp);
-                linkedBlockingQueue.put(betrag);
+
+                stringBuffer.append("\nDetectionReport = ").append(detectionReport).append("\nAlarm an");
                 logger.clearLog();
                 logger.log(stringBuffer.toString());
                 stringBuffer.delete(0, stringBuffer.length());

app/src/main/java/com/example/ueberwachungssystem/MainActivity.java

@@ -16,18 +16,11 @@ import android.widget.ToggleButton;
 public class MainActivity extends AppCompatActivity implements View.OnClickListener {
 
     private Logger logger;
-    private Context context;
     private Accelerometer beschleunigungssensor;
-    //private ThreadDemo threadDemo;
     private TextView textViewLog;
     private Button button1;
-    private TextView textViewWorkerThread;
-    SensorEvent event;
-
     ToggleButton toggleButton1;
 
-    boolean currentAlarm;
-
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -35,20 +28,19 @@ public class MainActivity extends AppCompatActivity implements View.OnClickListe
         setContentView(R.layout.activity_main);
 
         // Logger setup
-        textViewLog = (TextView) findViewById(R.id.textViewLog);
+        textViewLog = findViewById(R.id.textViewLog);
+        textViewLog.setMovementMethod(new ScrollingMovementMethod());
         logger = new Logger(this.getClass().getSimpleName(), textViewLog, "");
 
-        toggleButton1 = (ToggleButton) findViewById(R.id.toggleButton1); //togglebutton um Thread zu steuern
+        toggleButton1 = findViewById(R.id.toggleButton1); //togglebutton um Detektion zu steuern
         toggleButton1.setOnClickListener(this);
-        textViewWorkerThread = (TextView) findViewById(R.id.textViewWorkerThread); //TextView um Thread zu überwachen
-        textViewWorkerThread.setMovementMethod(new ScrollingMovementMethod());
 
         //Button to clear Log while Debugging
         button1 = (Button) findViewById(R.id.button1);
         button1.setOnClickListener(this);
 
         //Accelerometer Setup
-        beschleunigungssensor = new Accelerometer(this, logger, textViewWorkerThread);
+        beschleunigungssensor = new Accelerometer(this, logger, textViewLog);   //logger and textview only for debugging necessary
         beschleunigungssensor.getSensor();
 
         logger.log("onCreate");
@@ -79,7 +71,7 @@ public class MainActivity extends AppCompatActivity implements View.OnClickListe
                 logger.log("Detection stopped");
             }
         } else if (v == button1) {
-            logger.clearLog();
+            logger.clearLog(); //just to clear log manually if it's too full
         }
     }
 }

app/src/main/java/com/example/ueberwachungssystem/SensorValueThread.java

@@ -10,6 +10,7 @@ public class SensorValueThread implements Runnable {
     private Thread thread;
     private String threadname = "sensorValueThread";
     Logger logger;
+    float x;
     LinkedBlockingQueue<Float> linkedBlockingQueue;
     //AppCompatActivity activity;
 
@@ -21,9 +22,10 @@ public class SensorValueThread implements Runnable {
     @Override
     public void run() {
         while (running){
-            //Code to execute while running == true, i.e. reading queue and
+            //Code to execute while running == true, i.e. reading queue and calculate sth.
             try {
-                linkedBlockingQueue.take();
+                x = linkedBlockingQueue.take();
+
                 Thread.sleep(100);
             } catch (InterruptedException e) {
                 e.printStackTrace();