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<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".MainActivity"
    android:orientation="vertical">

    <Button

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       val walkingWithHeadphonesFence = AwarenessFence.and(
            walkingFence, headphoneFence
        )
        addFence("walkingWithHeadphonesFence", walkingWithHeadphonesFence)

        /* in FenceReceiver
        "walkingWithHeadphonesFence" -> when (fenceState.currentState) {
        FenceState.TRUE -> fenceInfo = "TRUE | Walking with headphones plugged in."
        FenceState.FALSE -> fenceInfo = "FALSE | Not walking with headphones plugged in."
        FenceState.UNKNOWN -> fenceInfo = "Error: unknown state."

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    fun onClick_button_remove(view: View?) {
        removeFences()
    }

    private fun removeFences() {
        Awareness.getFenceClient(this).updateFences(
                FenceUpdateRequest.Builder()
                    .removeFence(myPendingIntent)
                    .build()
            )

jcbribeiro

    private inner class FenceReceiver : BroadcastReceiver() {
        override fun onReceive(context: Context?, intent: Intent) {
            if (intent.action != "FENCE_RECEIVER_ACTION") {
                Log.e(
                    "TAG_FENCES", "Received an unsupported action in FenceReceiver: action=$intent.action"
                )
                return
            }
            val fenceState: FenceState = FenceState.extract(intent)
            var fenceInfo: String? = null

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    private fun addFence(fenceKey: String, fence: AwarenessFence) {
        Awareness.getFenceClient(this).updateFences(
                FenceUpdateRequest.Builder()
                    .addFence(fenceKey, fence, myPendingIntent)
                    .build()
            )
            .addOnSuccessListener {
                val timestamp = Timestamp(System.currentTimeMillis())
                val text = "[Fences @ $timestamp] Fence $fenceKey was successfully registered.".trimIndent()
                textViewMain.text = text + "\n" + textViewMain.text

jcbribeiro

    fun onClick_button_register(view: View?) {
        val headphoneFence: AwarenessFence = HeadphoneFence.during(HeadphoneState.PLUGGED_IN)
        addFence("headphoneFence", headphoneFence)
        val walkingFence: AwarenessFence = DetectedActivityFence.during(DetectedActivityFence.WALKING)
        addFence("walkingFence", walkingFence)

        val nowMillis = System.currentTimeMillis()
        val oneMinuteMilis = 60L * 1000L
        val thirtySecondsMillis = 30L * 1000L
        val timeFence: AwarenessFence = TimeFence.inInterval(

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    // FENCES
    //

    private lateinit var fenceReceiver: FenceReceiver
    private lateinit var myPendingIntent: PendingIntent

    private fun setupFences() {
        val intent = Intent("FENCE_RECEIVER_ACTION")
        myPendingIntent = PendingIntent.getBroadcast(this, 0, intent, 0)
        fenceReceiver = FenceReceiver()

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    private String buildTextualExperiment() {
        StringBuilder sb = new StringBuilder();
        // time	config file	num runs	Population size	Max generations	Selection	Recombination	Mutation	Prob1s	Fitness type
        sb.append(new Timestamp(System.currentTimeMillis()) + "\t");
        sb.append(configFileName + "\t");
        sb.append(numRuns + "\t");
        sb.append(populationSize + "\t");
        sb.append(maxGenerations + "\t");
        sb.append(selection + "\t");
        sb.append(recombination + "\t");

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/*
Migrating to the New Places SDK Client
https://developers.google.com/places/android-sdk/client-migration#methods
 */
private void printNearbyPlaces() {
  checkFineLocationPermission();

  // Initialize Places.
  Places.initialize(getApplicationContext(), MY_API_KEY);

jcbribeiro

package pt.ipleiria.awarenesspdm;

import android.Manifest;
import android.content.pm.PackageManager;
import android.graphics.Bitmap;
import android.location.Location;
import android.os.AsyncTask;
import android.os.Bundle;
import android.provider.Settings;
import android.support.annotation.NonNull;