diff --git a/code/lukas/SensorDataCollector/.gitignore b/code/lukas/SensorDataCollector/.gitignore
new file mode 100644
index 0000000..13a4963
--- /dev/null
+++ b/code/lukas/SensorDataCollector/.gitignore
@@ -0,0 +1,39 @@
+# Built application files
+*.apk
+*.ap_
+
+# Files for the Dalvik VM
+*.dex
+
+# Java class files
+*.class
+
+# Generated files
+bin/
+gen/
+
+# Gradle files
+.gradle/
+build/
+
+# Local configuration file (sdk path, etc)
+local.properties
+
+# Proguard folder generated by Eclipse
+proguard/
+
+# Log Files
+*.log
+
+# Android Studio Navigation editor temp files
+.navigation/
+
+# Android Studio captures folder
+captures/
+
+#Android Studio Workspace
+.idea/*
+.idea/workspace.xml
+.idea/misc.xml
+.idea/vcs.xml
+*.iml
\ No newline at end of file
diff --git a/code/lukas/SensorDataCollector/app/.gitignore b/code/lukas/SensorDataCollector/app/.gitignore
new file mode 100644
index 0000000..796b96d
--- /dev/null
+++ b/code/lukas/SensorDataCollector/app/.gitignore
@@ -0,0 +1 @@
+/build
diff --git a/code/lukas/SensorDataCollector/app/build.gradle b/code/lukas/SensorDataCollector/app/build.gradle
new file mode 100644
index 0000000..9fd972e
--- /dev/null
+++ b/code/lukas/SensorDataCollector/app/build.gradle
@@ -0,0 +1,26 @@
+apply plugin: 'com.android.application'
+
+android {
+ compileSdkVersion 23
+ buildToolsVersion "23.0.2"
+
+ defaultConfig {
+ applicationId "com.koeping.lukas.sensordatacollector"
+ minSdkVersion 21
+ targetSdkVersion 23
+ versionCode 1
+ versionName "1.0"
+ }
+ buildTypes {
+ release {
+ minifyEnabled false
+ proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+ }
+ }
+}
+
+dependencies {
+ compile fileTree(include: ['*.jar'], dir: 'libs')
+ testCompile 'junit:junit:4.12'
+ compile 'com.android.support:appcompat-v7:23.1.1'
+}
diff --git a/code/lukas/SensorDataCollector/app/proguard-rules.pro b/code/lukas/SensorDataCollector/app/proguard-rules.pro
new file mode 100644
index 0000000..0a27463
--- /dev/null
+++ b/code/lukas/SensorDataCollector/app/proguard-rules.pro
@@ -0,0 +1,17 @@
+# Add project specific ProGuard rules here.
+# By default, the flags in this file are appended to flags specified
+# in /home/lukas/Android/Sdk/tools/proguard/proguard-android.txt
+# You can edit the include path and order by changing the proguardFiles
+# directive in build.gradle.
+#
+# For more details, see
+# http://developer.android.com/guide/developing/tools/proguard.html
+
+# Add any project specific keep options here:
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+# public *;
+#}
diff --git a/code/lukas/SensorDataCollector/app/src/androidTest/java/com/koeping/lukas/sensordatacollector/ApplicationTest.java b/code/lukas/SensorDataCollector/app/src/androidTest/java/com/koeping/lukas/sensordatacollector/ApplicationTest.java
new file mode 100644
index 0000000..51c8419
--- /dev/null
+++ b/code/lukas/SensorDataCollector/app/src/androidTest/java/com/koeping/lukas/sensordatacollector/ApplicationTest.java
@@ -0,0 +1,13 @@
+package com.koeping.lukas.sensordatacollector;
+
+import android.app.Application;
+import android.test.ApplicationTestCase;
+
+/**
+ * Testing Fundamentals
+ */
+public class ApplicationTest extends ApplicationTestCase {
+ public ApplicationTest() {
+ super(Application.class);
+ }
+}
\ No newline at end of file
diff --git a/code/lukas/SensorDataCollector/app/src/main/AndroidManifest.xml b/code/lukas/SensorDataCollector/app/src/main/AndroidManifest.xml
new file mode 100644
index 0000000..53ce697
--- /dev/null
+++ b/code/lukas/SensorDataCollector/app/src/main/AndroidManifest.xml
@@ -0,0 +1,28 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
diff --git a/code/lukas/SensorDataCollector/app/src/main/java/com/koeping/lukas/sensordatacollector/EventInformation.java b/code/lukas/SensorDataCollector/app/src/main/java/com/koeping/lukas/sensordatacollector/EventInformation.java
new file mode 100644
index 0000000..a9a63ca
--- /dev/null
+++ b/code/lukas/SensorDataCollector/app/src/main/java/com/koeping/lukas/sensordatacollector/EventInformation.java
@@ -0,0 +1,21 @@
+package com.koeping.lukas.sensordatacollector;
+
+
+public class EventInformation {
+ private long timestamp;
+ private Events event;
+
+
+ public EventInformation(long timestamp, Events event) {
+ this.timestamp = timestamp;
+ this.event = event;
+ }
+
+ public long getTimestamp() {
+ return timestamp;
+ }
+
+ public Events getEvent() {
+ return event;
+ }
+}
diff --git a/code/lukas/SensorDataCollector/app/src/main/java/com/koeping/lukas/sensordatacollector/EventMarker.java b/code/lukas/SensorDataCollector/app/src/main/java/com/koeping/lukas/sensordatacollector/EventMarker.java
new file mode 100644
index 0000000..ba81994
--- /dev/null
+++ b/code/lukas/SensorDataCollector/app/src/main/java/com/koeping/lukas/sensordatacollector/EventMarker.java
@@ -0,0 +1,78 @@
+package com.koeping.lukas.sensordatacollector;
+
+import android.os.AsyncTask;
+
+import java.io.BufferedWriter;
+import java.io.File;
+import java.io.FileNotFoundException;
+import java.io.FileWriter;
+import java.io.IOException;
+
+public class EventMarker extends AsyncTask {
+
+ private final String SAVE_DIRECTORY = "SensorDataCollector";
+ private final String EVENT_FILENAME = "Events.txt";
+ private FileWriter fw = null;
+ private BufferedWriter bw = null;
+ private String directory_name;
+ private long startTime;
+
+ public EventMarker(String directory_name, long startTime) {
+ this.directory_name = directory_name;
+ this.startTime = startTime;
+ }
+
+ @Override
+ protected void onPreExecute() {
+
+ File root = null;
+ try {
+ root = Helper.getStorageRoot();
+ } catch (FileNotFoundException e) {
+ e.printStackTrace();
+ }
+
+ File directory = new File(root, SAVE_DIRECTORY + "/" + directory_name);
+
+
+ if (!directory.exists()) {
+ directory.mkdirs();
+ }
+
+ File eventFile = new File(directory, EVENT_FILENAME);
+
+ try {
+ fw = new FileWriter(eventFile, true);
+ bw = new BufferedWriter(fw, 32768);
+ } catch (IOException e) {
+ e.printStackTrace();
+ }
+ }
+
+
+ @Override
+ protected Boolean doInBackground(EventInformation... info) {
+
+ EventInformation ei = info[0];
+ long time = ei.getTimestamp() - startTime;
+
+ try {
+ bw.write(time + ";" + ei.getEvent());
+ bw.newLine();
+
+
+ bw.flush();
+ bw.close();
+
+ } catch (IOException e) {
+ e.printStackTrace();
+ return false;
+ }
+
+ return true;
+ }
+
+
+
+
+}
diff --git a/code/lukas/SensorDataCollector/app/src/main/java/com/koeping/lukas/sensordatacollector/Events.java b/code/lukas/SensorDataCollector/app/src/main/java/com/koeping/lukas/sensordatacollector/Events.java
new file mode 100644
index 0000000..1f4ef90
--- /dev/null
+++ b/code/lukas/SensorDataCollector/app/src/main/java/com/koeping/lukas/sensordatacollector/Events.java
@@ -0,0 +1,6 @@
+package com.koeping.lukas.sensordatacollector;
+
+public enum Events {
+ STAND, ELEVATOR_UP, ELEVATOR_DOWN, STAIRS_UP, STAIRS_DOWN, WALK_NORMAL, WALK_SLOW,
+ WALK_FAST, UNDEFINED
+}
\ No newline at end of file
diff --git a/code/lukas/SensorDataCollector/app/src/main/java/com/koeping/lukas/sensordatacollector/Helper.java b/code/lukas/SensorDataCollector/app/src/main/java/com/koeping/lukas/sensordatacollector/Helper.java
new file mode 100644
index 0000000..8a04420
--- /dev/null
+++ b/code/lukas/SensorDataCollector/app/src/main/java/com/koeping/lukas/sensordatacollector/Helper.java
@@ -0,0 +1,70 @@
+package com.koeping.lukas.sensordatacollector;
+
+import android.os.Environment;
+
+import java.io.File;
+import java.io.FileNotFoundException;
+import java.util.Calendar;
+
+
+public class Helper
+{
+
+ /* Checks if external storage is available for read and write */
+ public static boolean isExternalStorageWritable() {
+ String state = Environment.getExternalStorageState();
+ if (Environment.MEDIA_MOUNTED.equals(state)) {
+ return true;
+ }
+ return false;
+ }
+
+ public static String getCurretDate() {
+ String currentDate =
+ Calendar.getInstance().get(Calendar.YEAR) + "_" +
+ (Calendar.getInstance().get(Calendar.MONTH)+1) + "_" +
+ Calendar.getInstance().get(Calendar.DAY_OF_MONTH) + "_" +
+ Calendar.getInstance().get(Calendar.HOUR_OF_DAY) + "_" +
+ Calendar.getInstance().get(Calendar.MINUTE) + "_" +
+ Calendar.getInstance().get(Calendar.SECOND);
+
+ return currentDate;
+ }
+
+ public static File getStorageRoot() throws FileNotFoundException{
+ File root;
+ if(Helper.isExternalStorageWritable()) {
+ root = Environment.getExternalStorageDirectory();
+ } else {
+ throw new FileNotFoundException("External storage not writeable");
+ }
+
+ return root;
+ }
+
+ private class EventInformation {
+ private int event_id;
+ private long timestamp;
+ private boolean start;
+
+ EventInformation(int event_id, long timestamp, boolean start) {
+ this.event_id = event_id;
+ this.timestamp = timestamp;
+ this.start = start;
+ }
+
+ public int getEvent_id() {
+ return event_id;
+ }
+
+ public long getTimestamp() {
+ return timestamp;
+ }
+
+ public boolean isStart() {
+ return start;
+ }
+ }
+
+
+}
diff --git a/code/lukas/SensorDataCollector/app/src/main/java/com/koeping/lukas/sensordatacollector/MainActivity.java b/code/lukas/SensorDataCollector/app/src/main/java/com/koeping/lukas/sensordatacollector/MainActivity.java
new file mode 100644
index 0000000..188c30a
--- /dev/null
+++ b/code/lukas/SensorDataCollector/app/src/main/java/com/koeping/lukas/sensordatacollector/MainActivity.java
@@ -0,0 +1,187 @@
+package com.koeping.lukas.sensordatacollector;
+
+import android.Manifest;
+import android.content.Intent;
+import android.content.pm.PackageManager;
+import android.os.Bundle;
+import android.support.v4.app.ActivityCompat;
+import android.support.v4.content.ContextCompat;
+import android.support.v7.app.AppCompatActivity;
+import android.view.View;
+import android.widget.Button;
+import android.widget.TextView;
+
+public class MainActivity extends AppCompatActivity {
+ private boolean isRecording = false;
+
+ private final int MY_PERMISSIONS_WRITE_EXTERNAL_STORAGE = 0;
+ private Intent sensorServiceIntent;
+ private String currentDate;
+ private long startTime;
+
+
+ @Override
+ protected void onCreate(Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+ setContentView(R.layout.activity_main);
+ getWindow().addFlags(android.view.WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
+ }
+
+
+ public void startStopRecording(View view) {
+
+ if (isRecording) {
+ stopRecording();
+ }
+ else {
+ startRecording();
+ }
+ changeRecordingButtonText(isRecording);
+ isRecording = !isRecording;
+
+ }
+
+
+ private void startRecording() {
+ boolean writing_permission = checkPermission();
+
+
+ if (writing_permission) {
+ startCollectingData();
+ }
+ else {
+ ActivityCompat.requestPermissions(this,
+ new String[]{Manifest.permission.WRITE_EXTERNAL_STORAGE},
+ MY_PERMISSIONS_WRITE_EXTERNAL_STORAGE);
+ }
+
+ }
+
+
+ private void stopRecording() {
+ stopService(sensorServiceIntent);
+
+ }
+
+ private void startCollectingData() {
+ this.currentDate = Helper.getCurretDate();
+ this.startTime = System.currentTimeMillis();
+
+ sensorServiceIntent = new Intent(this, SensorService.class);
+ sensorServiceIntent.putExtra("directory_name", this.currentDate);
+ sensorServiceIntent.putExtra("startTime", startTime);
+ startService(sensorServiceIntent);
+ }
+
+
+
+
+ private boolean checkPermission() {
+ int writePermission = ContextCompat.checkSelfPermission(this,
+ Manifest.permission.WRITE_EXTERNAL_STORAGE);
+
+
+ if (writePermission == PackageManager.PERMISSION_GRANTED) {
+ return true;
+ }
+ else {
+ return false;
+ }
+ }
+
+ private void changeRecordingButtonText(boolean isRecording) {
+ Button b = (Button)findViewById(R.id.recording_button);
+
+ if(isRecording) {
+ b.setText("Start\nRecording");
+ }
+ else {
+ b.setText("Stop\nRecording");
+ }
+ }
+
+ @Override
+ public void onRequestPermissionsResult(int requestCode,
+ String permissions[], int[] grantResults) {
+ switch (requestCode) {
+ case MY_PERMISSIONS_WRITE_EXTERNAL_STORAGE: {
+ // If request is cancelled, the result arrays are empty.
+ if (grantResults.length > 0
+ && grantResults[0] == PackageManager.PERMISSION_GRANTED) {
+
+ startCollectingData();
+
+ } else {
+ Button b = (Button)findViewById(R.id.recording_button);
+ b.setText("No Writing Permissions!!!!");
+ }
+ return;
+ }
+ }
+ }
+
+
+ public void markEvent(View view) {
+
+ int view_id = view.getId();
+ long timestamp = System.currentTimeMillis();
+
+
+ switch(view_id) {
+ case R.id.stand_button:
+ doMarking(timestamp, Events.STAND);
+ changeEventText(Events.STAND);
+ break;
+ case R.id.elevator_up_button:
+ doMarking(timestamp, Events.ELEVATOR_UP);
+ changeEventText(Events.ELEVATOR_UP);
+ break;
+ case R.id.elevator_down_button:
+ doMarking(timestamp, Events.ELEVATOR_DOWN);
+ changeEventText(Events.ELEVATOR_DOWN);
+ break;
+ case R.id.stairs_up_button:
+ doMarking(timestamp, Events.STAIRS_UP);
+ changeEventText(Events.STAIRS_UP);
+ break;
+ case R.id.stairs_down_button:
+ doMarking(timestamp, Events.STAIRS_DOWN);
+ changeEventText(Events.STAIRS_DOWN);
+ break;
+ case R.id.walk_normal_button:
+ doMarking(timestamp, Events.WALK_NORMAL);
+ changeEventText(Events.WALK_NORMAL);
+ break;
+ case R.id.walk_slow_button:
+ doMarking(timestamp, Events.WALK_SLOW);
+ changeEventText(Events.WALK_SLOW);
+ break;
+ case R.id.walk_fast_button:
+ doMarking(timestamp, Events.WALK_FAST);
+ changeEventText(Events.WALK_FAST);
+ break;
+ case R.id.undefined_button:
+ doMarking(timestamp, Events.UNDEFINED);
+ changeEventText(Events.UNDEFINED);
+
+ }
+
+
+ }
+
+
+ private void doMarking(long timestamp, Events event) {
+ EventInformation ei = new EventInformation(timestamp, event);
+ new EventMarker(this.currentDate, this.startTime).execute(ei);
+ }
+
+ private void changeEventText(Events event) {
+ ((TextView)findViewById(R.id.event_text)).setText(event.toString());
+
+ }
+
+
+
+
+
+}
diff --git a/code/lukas/SensorDataCollector/app/src/main/java/com/koeping/lukas/sensordatacollector/SensorDataCollector.java b/code/lukas/SensorDataCollector/app/src/main/java/com/koeping/lukas/sensordatacollector/SensorDataCollector.java
new file mode 100644
index 0000000..218b9e1
--- /dev/null
+++ b/code/lukas/SensorDataCollector/app/src/main/java/com/koeping/lukas/sensordatacollector/SensorDataCollector.java
@@ -0,0 +1,133 @@
+package com.koeping.lukas.sensordatacollector;
+
+import android.hardware.Sensor;
+import android.hardware.SensorEvent;
+import android.hardware.SensorEventListener;
+import android.hardware.SensorManager;
+
+/**
+ * Created by lukas on 18.01.16.
+ */
+public class SensorDataCollector implements SensorEventListener
+{
+ private SensorManager sensorManager;
+ private final int SENSOR_DELAY = SensorManager.SENSOR_DELAY_FASTEST;
+ private SensorDataWriter dataWriter;
+ private long startTime;
+
+
+
+ public SensorDataCollector(SensorDataWriter sdw, SensorManager sensorManager, long startTime) {
+ this.sensorManager = sensorManager;
+ initSensors();
+ this.startTime = startTime;
+ this.dataWriter = sdw;
+ }
+
+ private void initSensors() {
+ Sensors[] allSensors = Sensors.values();
+
+ for(int i = 0; i < Sensors.values().length; i++) {
+ allSensors[i].setSensor(sensorManager.getDefaultSensor(allSensors[i].getSensorType()));
+ sensorManager.registerListener(this, allSensors[i].getSensor(), SENSOR_DELAY);
+ }
+ }
+
+
+ private float[] getSensorData(Sensors sensor, SensorEvent event) {
+ int nValues = sensor.getNValues();
+ int pos = sensor.getPos();
+ float[] data = new float[nValues];
+ System.arraycopy(event.values, 0, data, 0, nValues);
+
+ return data;
+ }
+
+ private float[] getRotationMatrix(float[] gravity, float[] magnetic) {
+ float[] rotation = new float[16];
+ float[] inclination = new float[16];
+ sensorManager.getRotationMatrix(rotation, inclination, gravity, magnetic);
+
+ return rotation;
+ }
+
+ private float[] getOrientations(float[] rotation_Matrix) {
+ float[] values = new float[3];
+ values = sensorManager.getOrientation(rotation_Matrix, values);
+
+ return values;
+ }
+
+ private void receiveAndWrite(Sensors sensor, SensorEvent event) {
+ float[] data = getSensorData(sensor, event);
+ sensor.setData(data);
+ long timestamp = System.currentTimeMillis() - startTime;
+ dataWriter.writeDataToFile(sensor, timestamp, data);
+ }
+
+ @Override
+ public void onSensorChanged(SensorEvent event) {
+
+ if(dataWriter != null)
+ recordData(event);
+ }
+
+
+ private void recordData(SensorEvent event) {
+
+ if (event.sensor.getType() == Sensor.TYPE_ACCELEROMETER) {
+ receiveAndWrite(Sensors.ACCELEROMETER, event);
+ }
+
+ if (event.sensor.getType() == Sensor.TYPE_LINEAR_ACCELERATION) {
+ receiveAndWrite(Sensors.LINEAR_ACCELEROMETER, event);
+ }
+
+ if (event.sensor.getType() == Sensor.TYPE_GRAVITY) {
+ receiveAndWrite(Sensors.GRAVITY, event);
+ long timestamp = System.currentTimeMillis() - startTime;
+
+ if (Sensors.MAGNETOMETER.getData() != null) {
+ float[] data = getRotationMatrix(Sensors.GRAVITY.getData(), Sensors.MAGNETOMETER.getData());
+ Sensors.ROTATION_MATRIX.setData(data);
+ dataWriter.writeDataToFile(Sensors.ROTATION_MATRIX, timestamp, data);
+
+ data = getOrientations(Sensors.ROTATION_MATRIX.getData());
+ Sensors.ORIENTATION.setData(data);
+ dataWriter.writeDataToFile(Sensors.ORIENTATION, timestamp, data);
+ }
+
+ }
+
+ if (event.sensor.getType() == Sensor.TYPE_GYROSCOPE) {
+ receiveAndWrite(Sensors.GYROSCOPE, event);
+ }
+
+ if (event.sensor.getType() == Sensor.TYPE_MAGNETIC_FIELD) {
+ receiveAndWrite(Sensors.MAGNETOMETER, event);
+ }
+
+ if (event.sensor.getType() == Sensor.TYPE_PRESSURE) {
+ receiveAndWrite(Sensors.BAROMETER, event);
+ }
+
+ }
+
+
+ @Override
+ public void onAccuracyChanged(Sensor sensor, int accuracy) {
+ //Nothing to be done here
+ }
+
+
+
+
+
+
+
+
+
+
+
+
+}
diff --git a/code/lukas/SensorDataCollector/app/src/main/java/com/koeping/lukas/sensordatacollector/SensorDataWriter.java b/code/lukas/SensorDataCollector/app/src/main/java/com/koeping/lukas/sensordatacollector/SensorDataWriter.java
new file mode 100644
index 0000000..adfb9a5
--- /dev/null
+++ b/code/lukas/SensorDataCollector/app/src/main/java/com/koeping/lukas/sensordatacollector/SensorDataWriter.java
@@ -0,0 +1,112 @@
+package com.koeping.lukas.sensordatacollector;
+
+import java.io.BufferedWriter;
+import java.io.File;
+import java.io.FileNotFoundException;
+import java.io.FileWriter;
+import java.io.IOException;
+import java.util.HashMap;
+
+
+public class SensorDataWriter {
+ private String separator;
+ private final String APP_DIRECTORY = "SensorDataCollector";
+ private HashMap writerHashMap;
+
+
+ public SensorDataWriter(String directory_name) {
+ this.writerHashMap = new HashMap();
+ this.separator = ";";
+
+ File root = null;
+ try {
+ root = Helper.getStorageRoot();
+ } catch (FileNotFoundException e) {
+ e.printStackTrace();
+ }
+
+ File directory = new File(root, APP_DIRECTORY + "/" + directory_name);
+
+
+ if (!directory.exists()) {
+ directory.mkdirs();
+ }
+
+ for(String sensorName : Sensors.getAllNames()) {
+ File sensorFile = new File(directory, sensorName+".csv");
+ FileWriter fw = null;
+ BufferedWriter bw = null;
+
+ try {
+ fw = new FileWriter(sensorFile);
+ bw = new BufferedWriter(fw, 32768);
+ writerHashMap.put(sensorName, bw);
+ writeFileHeaders(sensorName);
+ } catch (IOException e) {
+ e.printStackTrace();
+ }
+
+ }
+ }
+
+ private void writeFileHeaders(String sensorname) {
+ BufferedWriter bw = writerHashMap.get(sensorname);
+
+ try {
+ if (sensorname.equals(Sensors.ROTATION_MATRIX.getName())) {
+ bw.write("Timestamp;");
+ for (int i = 0; i < 15; i++) {
+ bw.write("Rotation_"+i+";");
+ }
+ bw.write("Rotation_15");
+ bw.newLine();
+ }
+ else {
+ bw.write("Timestamp;X;Y;Z");
+ bw.newLine();
+ }
+
+ } catch (IOException e) {
+ e.printStackTrace();
+ }
+ }
+
+
+ public void writeDataToFile(Sensors sensor, long timestamp, float[] data) {
+ BufferedWriter bw = writerHashMap.get(sensor.getName());
+
+ try {
+
+ bw.write(timestamp+this.separator);
+ for (int i = 0; i < data.length - 1; i++) {
+ bw.write(data[i] + this.separator);
+ }
+ //Last column does not need a seperator
+ bw.write(""+data[data.length-1]);
+ bw.newLine();
+
+
+ } catch (IOException e) {
+ e.printStackTrace();
+ }
+ }
+
+ public void closeWriters() {
+ for (String sensorName : writerHashMap.keySet()) {
+ try {
+ writerHashMap.get(sensorName).flush();
+ writerHashMap.get(sensorName).close();
+ } catch (IOException e) {
+ e.printStackTrace();
+ }
+
+ }
+
+ }
+
+
+}
+
+
+
+
diff --git a/code/lukas/SensorDataCollector/app/src/main/java/com/koeping/lukas/sensordatacollector/SensorService.java b/code/lukas/SensorDataCollector/app/src/main/java/com/koeping/lukas/sensordatacollector/SensorService.java
new file mode 100644
index 0000000..f03cac5
--- /dev/null
+++ b/code/lukas/SensorDataCollector/app/src/main/java/com/koeping/lukas/sensordatacollector/SensorService.java
@@ -0,0 +1,48 @@
+package com.koeping.lukas.sensordatacollector;
+
+import android.app.IntentService;
+import android.content.Context;
+import android.content.Intent;
+import android.hardware.SensorManager;
+
+
+public class SensorService extends IntentService {
+ private SensorDataWriter sdw;
+ private SensorDataCollector sdc;
+ private SensorManager sensorManager;
+ private String directory_name;
+ private long startTime;
+
+ public SensorService () {
+ super("SensorService");
+
+ }
+
+ @Override
+ public void onDestroy() {
+ sdw.closeWriters();
+ this.sensorManager.unregisterListener(sdc);
+ }
+
+
+ @Override
+ public int onStartCommand(Intent intent, int flags, int startID) {
+ this.directory_name = intent.getStringExtra("directory_name");
+ this.startTime = intent.getLongExtra("startTime", 0);
+ sensorManager = (SensorManager) getSystemService(Context.SENSOR_SERVICE);
+ sdw = new SensorDataWriter(this.directory_name);
+ sdc = new SensorDataCollector(sdw, sensorManager, this.startTime);
+
+ return START_STICKY;
+ }
+
+
+
+ @Override
+ protected void onHandleIntent(Intent intent) {
+ while(true) {
+ //SensorDataCollector is doing the work and is called in onCreate
+ }
+
+ }
+}
diff --git a/code/lukas/SensorDataCollector/app/src/main/java/com/koeping/lukas/sensordatacollector/Sensors.java b/code/lukas/SensorDataCollector/app/src/main/java/com/koeping/lukas/sensordatacollector/Sensors.java
new file mode 100644
index 0000000..8443ac7
--- /dev/null
+++ b/code/lukas/SensorDataCollector/app/src/main/java/com/koeping/lukas/sensordatacollector/Sensors.java
@@ -0,0 +1,75 @@
+package com.koeping.lukas.sensordatacollector;
+
+import android.hardware.Sensor;
+
+public enum Sensors {
+ ACCELEROMETER("Accelerometer",0,3, Sensor.TYPE_ACCELEROMETER),
+ LINEAR_ACCELEROMETER("LinearAccelerometer",1,3, Sensor.TYPE_LINEAR_ACCELERATION),
+ GRAVITY("Gravity",2,3, Sensor.TYPE_GRAVITY),
+ GYROSCOPE("Gyroscope",3,3, Sensor.TYPE_GYROSCOPE),
+ MAGNETOMETER("Magnetometer", 4,3, Sensor.TYPE_MAGNETIC_FIELD),
+ ROTATION_MATRIX("RotationMatrix", 5, 16, Sensor.TYPE_GRAVITY),
+ ORIENTATION("Orientation", 6, 3, Sensor.TYPE_GRAVITY),
+ BAROMETER("Barometer", 7, 3, Sensor.TYPE_PRESSURE);
+
+ private int pos;
+ private int nValues;
+ private String name;
+ private int sensorType;
+ private Sensor sensor;
+ private float[] data;
+
+
+ private Sensors(String name, int pos, int nValues, int sensorType) {
+ this.pos = pos;
+ this.nValues = nValues;
+ this.name = name;
+ this.sensorType = sensorType;
+ }
+
+ public int getNValues() {
+ return this.nValues;
+ }
+
+ public int getPos() {
+ return this.pos;
+ }
+
+ public String getName() {
+ return this.name;
+ }
+
+ public int getSensorType() {
+ return this.sensorType;
+ }
+
+ public void setSensor(Sensor s) {
+ this.sensor = s;
+ }
+
+ public Sensor getSensor() {
+ return this.sensor;
+ }
+
+ public void setData(float[] data) {
+ this.data = data;
+ }
+
+ public float[] getData() {
+ return this.data;
+ }
+
+ public static String[] getAllNames() {
+ Sensors[] allSensors = Sensors.values();
+ String[] names = new String[allSensors.length];
+
+ for(int i = 0; i < names.length; i++) {
+ names[i] = allSensors[i].getName();
+ }
+ return names;
+ }
+
+
+
+
+}
diff --git a/code/lukas/SensorDataCollector/app/src/main/res/layout/activity_main.xml b/code/lukas/SensorDataCollector/app/src/main/res/layout/activity_main.xml
new file mode 100644
index 0000000..cb5c0ad
--- /dev/null
+++ b/code/lukas/SensorDataCollector/app/src/main/res/layout/activity_main.xml
@@ -0,0 +1,164 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
diff --git a/code/lukas/SensorDataCollector/app/src/main/res/mipmap-hdpi/ic_launcher.png b/code/lukas/SensorDataCollector/app/src/main/res/mipmap-hdpi/ic_launcher.png
new file mode 100644
index 0000000..cde69bc
Binary files /dev/null and b/code/lukas/SensorDataCollector/app/src/main/res/mipmap-hdpi/ic_launcher.png differ
diff --git a/code/lukas/SensorDataCollector/app/src/main/res/mipmap-mdpi/ic_launcher.png b/code/lukas/SensorDataCollector/app/src/main/res/mipmap-mdpi/ic_launcher.png
new file mode 100644
index 0000000..c133a0c
Binary files /dev/null and b/code/lukas/SensorDataCollector/app/src/main/res/mipmap-mdpi/ic_launcher.png differ
diff --git a/code/lukas/SensorDataCollector/app/src/main/res/mipmap-xhdpi/ic_launcher.png b/code/lukas/SensorDataCollector/app/src/main/res/mipmap-xhdpi/ic_launcher.png
new file mode 100644
index 0000000..bfa42f0
Binary files /dev/null and b/code/lukas/SensorDataCollector/app/src/main/res/mipmap-xhdpi/ic_launcher.png differ
diff --git a/code/lukas/SensorDataCollector/app/src/main/res/mipmap-xxhdpi/ic_launcher.png b/code/lukas/SensorDataCollector/app/src/main/res/mipmap-xxhdpi/ic_launcher.png
new file mode 100644
index 0000000..324e72c
Binary files /dev/null and b/code/lukas/SensorDataCollector/app/src/main/res/mipmap-xxhdpi/ic_launcher.png differ
diff --git a/code/lukas/SensorDataCollector/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png b/code/lukas/SensorDataCollector/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png
new file mode 100644
index 0000000..aee44e1
Binary files /dev/null and b/code/lukas/SensorDataCollector/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png differ
diff --git a/code/lukas/SensorDataCollector/app/src/main/res/values-w820dp/dimens.xml b/code/lukas/SensorDataCollector/app/src/main/res/values-w820dp/dimens.xml
new file mode 100644
index 0000000..63fc816
--- /dev/null
+++ b/code/lukas/SensorDataCollector/app/src/main/res/values-w820dp/dimens.xml
@@ -0,0 +1,6 @@
+
+
+ 64dp
+
diff --git a/code/lukas/SensorDataCollector/app/src/main/res/values/colors.xml b/code/lukas/SensorDataCollector/app/src/main/res/values/colors.xml
new file mode 100644
index 0000000..3ab3e9c
--- /dev/null
+++ b/code/lukas/SensorDataCollector/app/src/main/res/values/colors.xml
@@ -0,0 +1,6 @@
+
+
+ #3F51B5
+ #303F9F
+ #FF4081
+
diff --git a/code/lukas/SensorDataCollector/app/src/main/res/values/dimens.xml b/code/lukas/SensorDataCollector/app/src/main/res/values/dimens.xml
new file mode 100644
index 0000000..47c8224
--- /dev/null
+++ b/code/lukas/SensorDataCollector/app/src/main/res/values/dimens.xml
@@ -0,0 +1,5 @@
+
+
+ 16dp
+ 16dp
+
diff --git a/code/lukas/SensorDataCollector/app/src/main/res/values/strings.xml b/code/lukas/SensorDataCollector/app/src/main/res/values/strings.xml
new file mode 100644
index 0000000..f2cb48c
--- /dev/null
+++ b/code/lukas/SensorDataCollector/app/src/main/res/values/strings.xml
@@ -0,0 +1,3 @@
+
+ SensorDataCollector
+
diff --git a/code/lukas/SensorDataCollector/app/src/main/res/values/styles.xml b/code/lukas/SensorDataCollector/app/src/main/res/values/styles.xml
new file mode 100644
index 0000000..5885930
--- /dev/null
+++ b/code/lukas/SensorDataCollector/app/src/main/res/values/styles.xml
@@ -0,0 +1,11 @@
+
+
+
+
+
+
diff --git a/code/lukas/SensorDataCollector/app/src/test/java/com/koeping/lukas/sensordatacollector/ExampleUnitTest.java b/code/lukas/SensorDataCollector/app/src/test/java/com/koeping/lukas/sensordatacollector/ExampleUnitTest.java
new file mode 100644
index 0000000..63ddc7e
--- /dev/null
+++ b/code/lukas/SensorDataCollector/app/src/test/java/com/koeping/lukas/sensordatacollector/ExampleUnitTest.java
@@ -0,0 +1,15 @@
+package com.koeping.lukas.sensordatacollector;
+
+import org.junit.Test;
+
+import static org.junit.Assert.*;
+
+/**
+ * To work on unit tests, switch the Test Artifact in the Build Variants view.
+ */
+public class ExampleUnitTest {
+ @Test
+ public void addition_isCorrect() throws Exception {
+ assertEquals(4, 2 + 2);
+ }
+}
\ No newline at end of file
diff --git a/code/lukas/SensorDataCollector/build.gradle b/code/lukas/SensorDataCollector/build.gradle
new file mode 100644
index 0000000..e0b366a
--- /dev/null
+++ b/code/lukas/SensorDataCollector/build.gradle
@@ -0,0 +1,23 @@
+// Top-level build file where you can add configuration options common to all sub-projects/modules.
+
+buildscript {
+ repositories {
+ jcenter()
+ }
+ dependencies {
+ classpath 'com.android.tools.build:gradle:1.5.0'
+
+ // NOTE: Do not place your application dependencies here; they belong
+ // in the individual module build.gradle files
+ }
+}
+
+allprojects {
+ repositories {
+ jcenter()
+ }
+}
+
+task clean(type: Delete) {
+ delete rootProject.buildDir
+}
diff --git a/code/lukas/SensorDataCollector/gradle.properties b/code/lukas/SensorDataCollector/gradle.properties
new file mode 100644
index 0000000..1d3591c
--- /dev/null
+++ b/code/lukas/SensorDataCollector/gradle.properties
@@ -0,0 +1,18 @@
+# Project-wide Gradle settings.
+
+# IDE (e.g. Android Studio) users:
+# Gradle settings configured through the IDE *will override*
+# any settings specified in this file.
+
+# For more details on how to configure your build environment visit
+# http://www.gradle.org/docs/current/userguide/build_environment.html
+
+# Specifies the JVM arguments used for the daemon process.
+# The setting is particularly useful for tweaking memory settings.
+# Default value: -Xmx10248m -XX:MaxPermSize=256m
+# org.gradle.jvmargs=-Xmx2048m -XX:MaxPermSize=512m -XX:+HeapDumpOnOutOfMemoryError -Dfile.encoding=UTF-8
+
+# When configured, Gradle will run in incubating parallel mode.
+# This option should only be used with decoupled projects. More details, visit
+# http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
+# org.gradle.parallel=true
\ No newline at end of file
diff --git a/code/lukas/SensorDataCollector/gradle/wrapper/gradle-wrapper.jar b/code/lukas/SensorDataCollector/gradle/wrapper/gradle-wrapper.jar
new file mode 100644
index 0000000..05ef575
Binary files /dev/null and b/code/lukas/SensorDataCollector/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/code/lukas/SensorDataCollector/gradle/wrapper/gradle-wrapper.properties b/code/lukas/SensorDataCollector/gradle/wrapper/gradle-wrapper.properties
new file mode 100644
index 0000000..f23df6e
--- /dev/null
+++ b/code/lukas/SensorDataCollector/gradle/wrapper/gradle-wrapper.properties
@@ -0,0 +1,6 @@
+#Wed Oct 21 11:34:03 PDT 2015
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-2.8-all.zip
diff --git a/code/lukas/SensorDataCollector/gradlew b/code/lukas/SensorDataCollector/gradlew
new file mode 100755
index 0000000..9d82f78
--- /dev/null
+++ b/code/lukas/SensorDataCollector/gradlew
@@ -0,0 +1,160 @@
+#!/usr/bin/env bash
+
+##############################################################################
+##
+## Gradle start up script for UN*X
+##
+##############################################################################
+
+# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+DEFAULT_JVM_OPTS=""
+
+APP_NAME="Gradle"
+APP_BASE_NAME=`basename "$0"`
+
+# Use the maximum available, or set MAX_FD != -1 to use that value.
+MAX_FD="maximum"
+
+warn ( ) {
+ echo "$*"
+}
+
+die ( ) {
+ echo
+ echo "$*"
+ echo
+ exit 1
+}
+
+# OS specific support (must be 'true' or 'false').
+cygwin=false
+msys=false
+darwin=false
+case "`uname`" in
+ CYGWIN* )
+ cygwin=true
+ ;;
+ Darwin* )
+ darwin=true
+ ;;
+ MINGW* )
+ msys=true
+ ;;
+esac
+
+# Attempt to set APP_HOME
+# Resolve links: $0 may be a link
+PRG="$0"
+# Need this for relative symlinks.
+while [ -h "$PRG" ] ; do
+ ls=`ls -ld "$PRG"`
+ link=`expr "$ls" : '.*-> \(.*\)$'`
+ if expr "$link" : '/.*' > /dev/null; then
+ PRG="$link"
+ else
+ PRG=`dirname "$PRG"`"/$link"
+ fi
+done
+SAVED="`pwd`"
+cd "`dirname \"$PRG\"`/" >/dev/null
+APP_HOME="`pwd -P`"
+cd "$SAVED" >/dev/null
+
+CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
+
+# Determine the Java command to use to start the JVM.
+if [ -n "$JAVA_HOME" ] ; then
+ if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
+ # IBM's JDK on AIX uses strange locations for the executables
+ JAVACMD="$JAVA_HOME/jre/sh/java"
+ else
+ JAVACMD="$JAVA_HOME/bin/java"
+ fi
+ if [ ! -x "$JAVACMD" ] ; then
+ die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+ fi
+else
+ JAVACMD="java"
+ which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+fi
+
+# Increase the maximum file descriptors if we can.
+if [ "$cygwin" = "false" -a "$darwin" = "false" ] ; then
+ MAX_FD_LIMIT=`ulimit -H -n`
+ if [ $? -eq 0 ] ; then
+ if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
+ MAX_FD="$MAX_FD_LIMIT"
+ fi
+ ulimit -n $MAX_FD
+ if [ $? -ne 0 ] ; then
+ warn "Could not set maximum file descriptor limit: $MAX_FD"
+ fi
+ else
+ warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
+ fi
+fi
+
+# For Darwin, add options to specify how the application appears in the dock
+if $darwin; then
+ GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
+fi
+
+# For Cygwin, switch paths to Windows format before running java
+if $cygwin ; then
+ APP_HOME=`cygpath --path --mixed "$APP_HOME"`
+ CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
+ JAVACMD=`cygpath --unix "$JAVACMD"`
+
+ # We build the pattern for arguments to be converted via cygpath
+ ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`
+ SEP=""
+ for dir in $ROOTDIRSRAW ; do
+ ROOTDIRS="$ROOTDIRS$SEP$dir"
+ SEP="|"
+ done
+ OURCYGPATTERN="(^($ROOTDIRS))"
+ # Add a user-defined pattern to the cygpath arguments
+ if [ "$GRADLE_CYGPATTERN" != "" ] ; then
+ OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
+ fi
+ # Now convert the arguments - kludge to limit ourselves to /bin/sh
+ i=0
+ for arg in "$@" ; do
+ CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -`
+ CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option
+
+ if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition
+ eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"`
+ else
+ eval `echo args$i`="\"$arg\""
+ fi
+ i=$((i+1))
+ done
+ case $i in
+ (0) set -- ;;
+ (1) set -- "$args0" ;;
+ (2) set -- "$args0" "$args1" ;;
+ (3) set -- "$args0" "$args1" "$args2" ;;
+ (4) set -- "$args0" "$args1" "$args2" "$args3" ;;
+ (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
+ (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
+ (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
+ (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
+ (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
+ esac
+fi
+
+# Split up the JVM_OPTS And GRADLE_OPTS values into an array, following the shell quoting and substitution rules
+function splitJvmOpts() {
+ JVM_OPTS=("$@")
+}
+eval splitJvmOpts $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS
+JVM_OPTS[${#JVM_OPTS[*]}]="-Dorg.gradle.appname=$APP_BASE_NAME"
+
+exec "$JAVACMD" "${JVM_OPTS[@]}" -classpath "$CLASSPATH" org.gradle.wrapper.GradleWrapperMain "$@"
diff --git a/code/lukas/SensorDataCollector/gradlew.bat b/code/lukas/SensorDataCollector/gradlew.bat
new file mode 100644
index 0000000..aec9973
--- /dev/null
+++ b/code/lukas/SensorDataCollector/gradlew.bat
@@ -0,0 +1,90 @@
+@if "%DEBUG%" == "" @echo off
+@rem ##########################################################################
+@rem
+@rem Gradle startup script for Windows
+@rem
+@rem ##########################################################################
+
+@rem Set local scope for the variables with windows NT shell
+if "%OS%"=="Windows_NT" setlocal
+
+@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+set DEFAULT_JVM_OPTS=
+
+set DIRNAME=%~dp0
+if "%DIRNAME%" == "" set DIRNAME=.
+set APP_BASE_NAME=%~n0
+set APP_HOME=%DIRNAME%
+
+@rem Find java.exe
+if defined JAVA_HOME goto findJavaFromJavaHome
+
+set JAVA_EXE=java.exe
+%JAVA_EXE% -version >NUL 2>&1
+if "%ERRORLEVEL%" == "0" goto init
+
+echo.
+echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:findJavaFromJavaHome
+set JAVA_HOME=%JAVA_HOME:"=%
+set JAVA_EXE=%JAVA_HOME%/bin/java.exe
+
+if exist "%JAVA_EXE%" goto init
+
+echo.
+echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:init
+@rem Get command-line arguments, handling Windowz variants
+
+if not "%OS%" == "Windows_NT" goto win9xME_args
+if "%@eval[2+2]" == "4" goto 4NT_args
+
+:win9xME_args
+@rem Slurp the command line arguments.
+set CMD_LINE_ARGS=
+set _SKIP=2
+
+:win9xME_args_slurp
+if "x%~1" == "x" goto execute
+
+set CMD_LINE_ARGS=%*
+goto execute
+
+:4NT_args
+@rem Get arguments from the 4NT Shell from JP Software
+set CMD_LINE_ARGS=%$
+
+:execute
+@rem Setup the command line
+
+set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
+
+@rem Execute Gradle
+"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS%
+
+:end
+@rem End local scope for the variables with windows NT shell
+if "%ERRORLEVEL%"=="0" goto mainEnd
+
+:fail
+rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
+rem the _cmd.exe /c_ return code!
+if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
+exit /b 1
+
+:mainEnd
+if "%OS%"=="Windows_NT" endlocal
+
+:omega
diff --git a/code/lukas/SensorDataCollector/settings.gradle b/code/lukas/SensorDataCollector/settings.gradle
new file mode 100644
index 0000000..e7b4def
--- /dev/null
+++ b/code/lukas/SensorDataCollector/settings.gradle
@@ -0,0 +1 @@
+include ':app'