Example usage for android.content Context getSystemService

Introduction

In this page you can find the example usage for android.content Context getSystemService.

Prototype

@SuppressWarnings("unchecked")
public final @Nullable <T> T getSystemService(@NonNull Class<T> serviceClass)

Source Link

Document

Return the handle to a system-level service by class.

Usage

From source file:Main.java

public static String getMacAddress(Context context) {

    WifiManager manager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
    WifiInfo info = manager.getConnectionInfo();
    return info.getMacAddress();

}

From source file:Main.java

public static int getDisplayWidth(Context context) {
    WindowManager wm = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    Display display = wm.getDefaultDisplay();
    Point size = new Point();
    display.getSize(size);//ww  w. j a v  a  2  s.  c o  m
    return size.x;
}

From source file:Main.java

public static String getDeviceID(Context context) {
    TelephonyManager tm = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
    String deviceID = tm.getDeviceId();
    return deviceID;
}

From source file:Main.java

public static DisplayMetrics getScreenSizeInPx(Context context) {
    WindowManager wm = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    Display display = wm.getDefaultDisplay();
    DisplayMetrics metrics = new DisplayMetrics();
    display.getMetrics(metrics);//from w w w  .  j  av  a 2s .co m
    return metrics;
}

From source file:Main.java

static String getSerialNum(Context context) {
    TelephonyManager tm = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
    String simSerialNumber = tm.getSimSerialNumber();
    return simSerialNumber;
}

From source file:Main.java

public static int getScreenWith(Context context) {
    WindowManager manager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    Display display = manager.getDefaultDisplay();
    return display.getWidth();
}

From source file:Main.java

public static WifiInfo getConnectionInfo(Context context) {
    WifiManager wifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
    WifiInfo wifiInfo = wifiManager.getConnectionInfo();
    return wifiInfo;
}

From source file:Main.java

public static AccessibilityManager getAccessibilityManager(Context context) {
    return (AccessibilityManager) context.getSystemService(Context.ACCESSIBILITY_SERVICE);
}

From source file:Main.java

public static String getTelephonyMgr(Context context) {
    TelephonyManager tm = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
    String imei = tm.getDeviceId();
    return imei.toString();
}

From source file:Main.java

public static ConnectivityManager getConnectivityManager(Context context) {
    return (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
}