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@hendrawd
Last active June 28, 2023 04:22
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Helper class for getting Device Information
package your.app.util;
import android.annotation.SuppressLint;
import android.app.Activity;
import android.content.ContentResolver;
import android.content.Context;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;
import android.content.pm.PackageManager.NameNotFoundException;
import android.content.res.Configuration;
import android.graphics.Point;
import android.location.LocationManager;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.net.NetworkInfo.State;
import android.os.Build;
import android.os.Environment;
import android.os.Looper;
import android.os.PowerManager;
import android.provider.Settings;
import android.support.annotation.Nullable;
import android.text.TextUtils;
import android.view.Display;
import java.util.Enumeration;
import java.util.Properties;
import your.app.BuildConfig;
/**
* Helper class for getting Device Information
* Improved code from https://stackoverflow.com/a/3236201/3940133
* This class needs <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/> in AndroidManifest.xml
*
* @author hendrawd
* @see <a href="https://stackoverflow.com/a/3236201/3940133">Source</a>
*/
public class DeviceInformation {
public static boolean isConnectedToMobileInternet(Context c) {
ConnectivityManager connectivityManager = getConnectivityManager(c);
if (connectivityManager == null) {
return false;
}
State mobile = connectivityManager.getNetworkInfo(ConnectivityManager.TYPE_MOBILE).getState();
return mobile == NetworkInfo.State.CONNECTED || mobile == NetworkInfo.State.CONNECTING;
}
public static boolean isInternetAvailable(Context c) {
ConnectivityManager connectivityManager = getConnectivityManager(c);
if (connectivityManager == null) {
return false;
}
NetworkInfo activeNetworkInfo = connectivityManager.getActiveNetworkInfo();
return activeNetworkInfo != null;
}
@Nullable
private static ConnectivityManager getConnectivityManager(Context context) {
return (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
}
public static String getInfosAboutDevice(Activity a) {
StringBuilder sb = new StringBuilder();
// application info
sb.append("\n APP Package Name: ").append(BuildConfig.APPLICATION_ID)
.append("\n App Version Name: ").append(BuildConfig.VERSION_NAME)
.append("\n App Version Code: ").append(BuildConfig.VERSION_CODE)
.append("\n");
sb.append("\n OS Version: ").append(System.getProperty("os.version")).append(" (").append(android.os.Build.VERSION.INCREMENTAL).append(")")
.append("\n OS API Level: ").append(android.os.Build.VERSION.SDK)
.append("\n Device: ").append(android.os.Build.DEVICE)
.append("\n Model (and Product): ").append(android.os.Build.MODEL).append(" (").append(android.os.Build.PRODUCT).append(")");
// more from
// http://developer.android.com/reference/android/os/Build.html :
sb.append("\n Manufacturer: ").append(android.os.Build.MANUFACTURER)
.append("\n Other TAGS: ").append(android.os.Build.TAGS)
.append("\n screenWidth: ").append(a.getWindow().getWindowManager().getDefaultDisplay().getWidth())
.append("\n screenHeight: ").append(a.getWindow().getWindowManager().getDefaultDisplay().getHeight())
.append("\n Keyboard available: ").append(a.getResources().getConfiguration().keyboard != Configuration.KEYBOARD_NOKEYS)
.append("\n Trackball available: ").append(a.getResources().getConfiguration().navigation == Configuration.NAVIGATION_TRACKBALL)
.append("\n SD Card state: ").append(Environment.getExternalStorageState());
Properties p = System.getProperties();
Enumeration keys = p.keys();
String key;
while (keys.hasMoreElements()) {
key = (String) keys.nextElement();
sb.append("\n > ").append(key).append(" = ").append(p.get(key));
}
return sb.toString();
}
public static boolean isPositioningViaWifiEnabled(Context context) {
ContentResolver cr = context.getContentResolver();
String enabledProviders = Settings.Secure.getString(cr,
Settings.Secure.LOCATION_PROVIDERS_ALLOWED);
if (!TextUtils.isEmpty(enabledProviders)) {
// not the fastest way to do that :)
String[] providersList = TextUtils.split(enabledProviders, ",");
for (String provider : providersList) {
if (LocationManager.NETWORK_PROVIDER.equals(provider)) {
return true;
}
}
}
return false;
}
public static boolean isScreenOn(Context context) {
PowerManager powerManager = (PowerManager) context.getSystemService(Context.POWER_SERVICE);
return powerManager != null && powerManager.isScreenOn();
}
public static boolean isConnectedToWifi(Context c) {
ConnectivityManager connectivityManager = getConnectivityManager(c);
if (connectivityManager == null) {
return false;
}
State wifi = connectivityManager.getNetworkInfo(ConnectivityManager.TYPE_WIFI).getState();
return wifi == NetworkInfo.State.CONNECTED || wifi == NetworkInfo.State.CONNECTING;
}
/**
* @return true if the current thread is the UI thread
*/
public static boolean isUiThread() {
return Looper.getMainLooper().getThread() == Thread.currentThread();
}
/**
* @param a Activity
* @return the size with size.x=width and size.y=height
*/
public static Point getScreenSize(Activity a) {
return getScreenSize(a.getWindowManager().getDefaultDisplay());
}
@SuppressLint({"NewApi", "ObsoleteSdkInt"})
public static Point getScreenSize(Display d) {
Point size = new Point();
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
d.getSize(size);
} else {
size.x = d.getWidth();
size.y = d.getHeight();
}
return size;
}
}
@jboxler
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jboxler commented Jul 12, 2019

Great helper class!

@paulobunga
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Awesome. Kudos for this awesome code

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