BaseActivity.java
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package fr.utbm.lo53.p2017.positionningapp;
import android.content.Context;
import android.content.Intent;
import android.net.wifi.WifiInfo;
import android.net.wifi.WifiManager;
import android.os.Build;
import android.os.Bundle;
import android.preference.PreferenceManager;
import android.support.annotation.Nullable;
import android.support.v7.app.AppCompatActivity;
import android.view.Menu;
import android.view.MenuItem;
import java.net.NetworkInterface;
import java.net.SocketException;
import java.util.Collections;
import java.util.List;
import fr.utbm.lo53.p2017.positionningapp.network.URLSolver;
public abstract class BaseActivity extends AppCompatActivity {
private URLSolver urlSolver;
@Override
protected void onCreate(@Nullable Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
String defaultHostname = getString(R.string.pref_default_hostname);
String defaultPort = getString(R.string.pref_default_port);
urlSolver = new URLSolver(PreferenceManager.getDefaultSharedPreferences(this), defaultHostname, defaultPort);
}
@Override
protected void onResume() {
super.onResume();
PreferenceManager.getDefaultSharedPreferences(this).registerOnSharedPreferenceChangeListener(getURLSolver());
}
@Override
protected void onPause() {
super.onPause();
PreferenceManager.getDefaultSharedPreferences(this).registerOnSharedPreferenceChangeListener(getURLSolver());
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
// Handle action bar item clicks here. The action bar will
// automatically handle clicks on the Home/Up button, so long
// as you specify a parent activity in AndroidManifest.xml.
int id = item.getItemId();
//noinspection SimplifiableIfStatement
if (id == R.id.action_settings) {
Intent intent = new Intent(this, SettingsActivity.class);
startActivity(intent);
return true;
}
if (id == R.id.open_locate_activity) {
Intent intent = new Intent(this, PositioningActivity.class);
startActivity(intent);
return true;
}
if (id == R.id.open_calibration_activity) {
Intent intent = new Intent(this, Calibration.class);
startActivity(intent);
return true;
}
return super.onOptionsItemSelected(item);
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.menu_calibration, menu);
return true;
}
public URLSolver getURLSolver() {
return urlSolver;
}
protected String getMacAddress() {
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M) {
// Get MAC address prior to android 6.0
WifiManager wifiManager = (WifiManager) getApplicationContext().getSystemService(Context.WIFI_SERVICE);
WifiInfo wInfo = wifiManager.getConnectionInfo();
return wInfo.getMacAddress();
} else {
// Removed in Android 6.0 -> manually get MAC address
try {
List<NetworkInterface> all = Collections.list(NetworkInterface.getNetworkInterfaces());
for (NetworkInterface nif : all) {
if (!nif.getName().equalsIgnoreCase("wlan0")) continue;
byte[] macBytes = nif.getHardwareAddress();
if (macBytes == null) {
return "";
}
StringBuilder res1 = new StringBuilder();
for (byte b : macBytes) {
//res1.append(Integer.toHexString(b & 0xFF) + ":");
res1.append(String.format("%02X:", b));
}
if (res1.length() > 0) {
res1.deleteCharAt(res1.length() - 1);
}
return res1.toString();
}
} catch (SocketException e) {
e.printStackTrace();
}
return "02:00:00:00:00:00";
}
}
}